1. A flame-guiding and flame-delaying flame stabilizer is characterized in that: the structure frame (100) is erected on a furnace barrel (200), the structure frame (100) is provided with a flame extending piece (130) extending into a hearth, the flame extending piece (130) is provided with a flame blocking surface (131) facing flame on a vertical projection surface, and the flame blocking surface (131) is a part of a conical surface.

2. The pilot flame-extension flame holder of claim 1, wherein: the flame-retardant piece (130) is a hollow shell in a cone-like shape, the smaller end of the flame-retardant piece (130) faces to one side far away from the structure frame (100), the central axis of the flame-retardant piece (130) is perpendicular to the cross section of the structure frame (100), and the smaller end of the flame-retardant piece (130) is of a closed structure.

3. The pilot flame-extension flame holder according to claim 1 or 2, wherein: the flame-retarding piece (130) is connected to the structural frame (100) through an adjustable connecting piece (140), the structural frame (100) is annular, and the adjustable connecting piece (140) is arranged at least three along the circumferential direction of the structural frame (100).

4. The pilot flame-extension flame holder of claim 3, wherein: the flame extension piece (130) can slide along the length direction of the adjustable connecting piece (140) in a positioning mode.

5. A naked fire stove comprises a stove cylinder (200), and is characterized in that: the flame-retardant furnace is characterized by further comprising a flame-guiding and flame-delaying flame stabilizer, the structural frame (100) is erected at the top end of the furnace cylinder (200), and the inner diameter of the furnace cylinder (200) is larger than the outer diameter of the flame-delaying piece (130).

6. A naked fire as claimed in claim 5 wherein: the furnace barrel (200) comprises a furnace outer barrel (210) and a combustion inner barrel (220), the flame extending piece (130) extends into the combustion inner barrel (220), and the upper end face of the flame extending piece (130) is lower than that of the combustion inner barrel (220).

7. A naked fire as claimed in claim 6 wherein: the furnace barrel (200) further comprises a lining barrel (230) arranged on the outer wall of the combustion inner barrel (220), a secondary air inlet cavity (231) is formed between the inner wall of the lining barrel (230) and the outer wall of the combustion inner barrel (220), and the secondary air inlet cavity (231) is communicated with the interior of the combustion inner barrel (220) and communicated with the outer side of the furnace barrel (200).

8. A naked fire as claimed in claim 6 wherein: the larger end of the flame-extending piece (130) is provided with a flame guide ring (132) which extends along the central axis of the combustion inner barrel (220) towards one side close to the structural frame (100).

9. A naked fire as claimed in claim 8 wherein: the lateral wall upside of burning inner tube (220) has secondary air inlet (232), secondary air inlet (232) have a plurality ofly along the circumference equipartition, and secondary air inlet (232) on a plurality of same circumferences are a set of, are equipped with along the axial and are no less than two sets ofly, just it is located the multiunit to lead flame ring (132) in the space that secondary air inlet (232) distributed.

10. A naked fire as claimed in claim 8 wherein: the structure frame (100) is including keeping off fire ring (110) and establishing the ring bracket (120) that keeps off fire of keeping off fire ring (110) upper flank, stove section of thick bamboo (200) top end face is gone up and is had a plurality of stove section of thick bamboo brackets (211) along the circumference equipartition, keep off fire ring bracket (120) cover and locate stove section of thick bamboo bracket (211).

Background

The existing natural air intake open fire furnace adopts firewood or biomass granular fuel as solid fuel, the solid fuel is placed in the furnace barrel, the fuel can be combusted in the furnace barrel, the situation of insufficient combustion exists more or less in the normal combustion process, the residence time of combustible gas and flue gas which are not fully combusted in the combustion chamber is short, the combustible gas and the flue gas can be discharged out of the combustion chamber at once, and the natural air intake open fire furnace has the defects of high consumption and high smoke emission.

Disclosure of Invention

In order to improve the combustion efficiency in the stove section of thick bamboo, fully burn fuel as far as possible, this application provides a pilot flame holder and naked light stove.

In a first aspect, the application provides a flame-guiding and flame-delaying flame stabilizer, which adopts the following technical scheme: the utility model provides a fire-guiding flame-extending flame stabilizer, is including being used for erectting the structure frame on the stove section of thick bamboo, the structure frame is equipped with and is used for stretching into to the furnace in prolong and fires the piece, it has the flame blocking surface that is used for towards flame to prolong to fire the piece on vertical projection face, flame blocking surface is the part of coniform.

Through adopting above-mentioned technical scheme, at the in-process of flame burning, because flame and gaseous equal meeting above-mentioned motion, can receive the stopping of keeping off the flame face this moment, the gas of at first burning will receive the hindrance, will prolong the time of gas in the combustion chamber this moment to improve the efficiency of burning, abundant burning fuel as far as possible, flame is low and stable.

Preferably, the flame-retardant piece is a hollow shell in a shape of a cone, the smaller end of the flame-retardant piece faces to one side far away from the structural frame, the central axis of the flame-retardant piece is perpendicular to the cross section of the structural frame, and the smaller end of the flame-retardant piece is of a closed structure.

Through adopting above-mentioned technical scheme, hollow shell sets up and can reduce the heat absorption capacity, the follow-up heat dissipation of also being convenient for, simultaneously when gas upward movement, will earlier with prolong the less end contact of burning piece, and because enclosed construction's existence, it will be comparatively smooth along keeping off the motion of flame face towards great end one side, and the flame effect of leading is better.

Preferably, the flame retarding part is connected with the structural frame through an adjustable connecting part, the structural frame is annular, and the adjustable connecting part is not less than three along the circumferential direction of the structural frame.

Through adopting above-mentioned technical scheme, when using, can stretch into a stove section of thick bamboo with extending the burning piece, just can block flame inside a stove section of thick bamboo, form better effect that blocks to accessible adjustable connecting piece is adjusted extending the burning piece, thereby makes and is applicable to multiple condition.

Preferably, the flame extension piece can slide along the length direction of the adjustable connecting piece in a positioning mode.

By adopting the technical scheme, in the use process, the flame height reached by the solid fuel is different according to the difference of the solid fuel arranged at the lower part, and at the moment, the distance between the flame extending part and the fuel needs to be adjusted through the adjustable connecting part so as to control the combustion time in the combustion chamber.

In a second aspect, the application provides a naked light stove, adopts following technical scheme: the utility model provides a naked light stove, includes the stove section of thick bamboo, still includes the flame stabilizer that delays to fire, the structure frame is erect stove section of thick bamboo top, the internal diameter of stove section of thick bamboo is greater than delay the external diameter of firing the piece.

Through adopting above-mentioned technical scheme, at the in-process of installation, the structure frame will erect on the stove section of thick bamboo, and extend to burn the piece and will stretch into inside, and the fire-retardant face of in-process of burning will form on vertical projection face and block, but flame can also follow and scurry out between a piece and the stove section of thick bamboo inner wall of burning, and extend to burn the piece and will guide flame through the surface, having the effect of delaying to burn, and can not influence out flame yet.

Preferably, the furnace cylinder comprises a furnace outer cylinder and a combustion inner cylinder, the flame extending piece extends into the combustion inner cylinder, and the upper end face of the flame extending piece is lower than the upper end face of the combustion inner cylinder.

Through adopting above-mentioned technical scheme, the process of keeping off flame will go on in a stove section of thick bamboo is inside, when flame rises to keeping off the flame face, will be guided the back again and contacted by the heating member, the temperature at this moment will be more even, can heat better.

Preferably, the furnace cylinder further comprises a lining cylinder arranged on the outer wall of the combustion inner cylinder, a secondary air inlet cavity is formed between the inner wall of the lining cylinder and the outer wall of the combustion inner cylinder, and the secondary air inlet cavity is communicated with the interior of the combustion inner cylinder and communicated with the outer side of the furnace cylinder.

Through adopting above-mentioned technical scheme, make through the secondary air inlet chamber and carry out the secondary oxygen suppliment on stove section of thick bamboo upper portion, provide sufficient oxygen and make its burning more abundant, no matter be the stability of flame or the resource utilization condition can show the promotion.

Preferably, the larger end of the flame-extending piece is provided with a flame-guiding ring which extends along the central axis of the combustion inner barrel towards one side close to the structural frame.

Through adopting above-mentioned technical scheme, in the rising period of flame, can follow the guide flame ring and rise, flame can comparatively even distribution effect this moment, can hardly scurry when going out flame, keeps better heating effect.

Preferably, the lateral wall upside of burning inner tube has the secondary air inlet, the secondary air inlet has a plurality ofly along the circumference equipartition, and a plurality of secondary air inlets on the same circumference are a set of, are equipped with along the axial and are no less than two sets ofly, just it is located the multiunit to lead the flame ring in the space that the secondary air inlet distributes.

Through adopting above-mentioned technical scheme, the air in the secondary air intracavity will be in delaying burning a department and entering into to burning the inner tube, and the velocity of burning medium motion this moment is lower position, and the oxygen of being convenient for gets into and reacts rather than, also is the position that is most suitable carries out the postcombustion to guarantee the best combustion effect.

Preferably, the structure frame includes that keep off the fire ring and establish the ring bracket that keeps off fire of keeping off fire ring top side, the equipartition has a plurality of stove section of thick bamboo brackets along circumference on the stove section of thick bamboo top end face, keep off fire ring bracket cover and locate the stove section of thick bamboo bracket.

By adopting the technical scheme, in the actual use process, the structural frame is placed and taken down, two use states exist correspondingly, when the biomass solid fuel is combusted, the structural frame is erected on the furnace barrel and can block flame, the combustion time is prolonged, and the characteristics of long flame stroke and concentration are adapted; when the biomass briquette is burnt out and converted into biomass charcoal, the biomass briquette is taken away from the flame-guiding flame-delaying flame stabilizer, and then the furnace barrel foot-placing heated container is placed, so that the characteristics of short and dispersed flame of charcoal fire can be adapted, more charcoal flames can directly reach the bottom of the heated container, the heated area is increased, and the charcoal blocks are fully utilized, thereby being zero in waste.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the flame can be blocked by the flame blocking surface through the flame delaying piece, so that the flame cannot directly jump out, the combustion time of the fuel in the combustion cavity can be prolonged after the flame is blocked, the combustion efficiency is improved, and the energy is saved;

2. the combustion inner barrel is provided with a secondary air inlet hole, outside air is introduced into the combustion inner barrel again, and oxygen for secondary combustion is provided in the process of blocking flame;

3. the flame stabilizer is arranged in a separated mode and can be taken and placed according to the combustion degree of burning materials, so that the flame stabilizer is suitable for the degree of flame in two states, the combustion degree of the flame is controlled in a certain range, and a relatively balanced heating effect can be provided for a heated material.

Drawings

FIG. 1 is a schematic structural diagram of a pilot flame holder according to the present application;

FIG. 2 is a schematic structural view of the pilot flame holder of the present application, illustrating an adjustable connector;

FIG. 3 is a schematic structural diagram of a pilot flame holder according to another embodiment of the present application;

FIG. 4 is an exploded view of another perspective of a pilot flame holder according to another embodiment of the present disclosure;

fig. 5 is a schematic view of the structure of a flame of the present application;

fig. 6 is a schematic view of the internal structure of the flame of the present application.

Description of reference numerals: 100. a structural frame; 110. a fire-blocking ring; 120. a fire-blocking ring foot rest; 130. a flame retarding member; 131. a flame-blocking surface; 132. a flame guide ring; 140. an adjustable connector; 141. a long screw; 142. a nut; 143. connecting lugs; 151. rotating the gear ring; 152. rotating the nut; 153. adjusting the screw rod; 154. a limiting groove; 155. a limiting block; 156. a cover ring; 160. a regulator; 161. an adjusting block; 162. a gear; 200. a furnace barrel; 210. an outer furnace cylinder; 211. a furnace cylinder leg rest; 220. a combustion inner barrel; 221. a grate; 230. a liner; 231. a secondary air inlet cavity; 232. secondary air inlet holes; 233. a closed ring; 234. a secondary air supply hole; 240. a dust deposition assembly; 241. an ash accumulation cylinder; 242. an ash accumulation hopper; 243. a bottom case; 244. a wind hole; 245. a first limit piece; 246. a second limiting member.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses flame holder is prolonged to fire of leading, refer to fig. 1, including being used for erectting the structure frame 100 on a stove section of thick bamboo 200, structure frame 100 is cyclic annular in this embodiment, and structure frame 100 is including keeping off fire ring 110 and integrative setting fender fire ring bracket 120 that sets up the side on keeping off fire ring 110, and fender fire ring bracket 120 has three along keeping off fire ring 110 circumference equipartition. The structural frame 100 is provided with a flame extension 130 for extending into the furnace. After the flame-guiding flame-delaying stabilizer is additionally arranged in the furnace barrel 200, the burning speed of flame can be controlled, the burning efficiency of fuel is improved, and the resource utilization rate is improved.

The flame-retardant member 130 in this embodiment is a hollow shell, or a solid body in another embodiment, and is integrally cone-like, which is different from a cone in that the top end thereof is a rounded sphere, and the end is a closed structure, and the flame-retardant member 130 is disposed upside down, and the larger end thereof is connected to the flame-blocking ring 110. The central circumference of the flame extension 130 is perpendicular to the plane of the firestop ring 110. The conical surface on the flame extension piece 130 is away from the flame-blocking ring 110, and a flame-blocking surface 131 for facing the flame is arranged on the vertical projection surface, and the flame-blocking surface 131 is a part of the conical surface because the flame extension piece 130 is not in a complete conical shape.

In the present embodiment, the larger end of the flame extension 130 has a flame guide ring 132, the flame guide ring 132 is located at the larger end toward the side close to the structural frame 100, and the flame guide ring 132 extends along the central axis of the flame extension 130. The flame passing through the flame blocking surface 131 can be guided to a flame parallel to the central axis direction of the furnace tube 200.

Referring to fig. 2, the flame extension member 130 is connected to the structural frame 100 through an adjustable connection member 140, in this embodiment, the adjustable connection member 140 is connected to the flame-blocking ring 110, and at least three adjustable connection members 140 are arranged along the circumferential direction of the structural frame 100. The adjustable connector 140 includes a long screw 141 and a nut 142, the end of the long screw 141 is riveted on the flame-proof ring 110, and the flame guide ring 132 has a connection lug 143, the long screw 141 will pass through the connection lug 143, and is fixed by tightening the two nuts 142 on the long screw 141 and clamping the connection lug 143 on the upper and lower sides. During installation, the position of the extension burner 130 can be adjusted by adjusting the connection position of the long screw 141 and the connection lug 143. In other embodiments, one of the adjustable connecting members 140 may be a screw, and the other two may be polished rods, so that only one screw needs to be adjusted for adjustment, which is more convenient.

In another embodiment, referring to fig. 3 and 4, the adjustable connection member 140 includes a rotary gear ring 151, a rotary nut 152, and an adjusting screw 153, the rotary gear ring 151 is rotatably connected to the inner wall of the fire-blocking ring 110, three adjusting screws 153 are uniformly distributed along the circumference of the flame-extending member 130, the rotary nut 152 corresponds to the adjusting screw 153 one by one, and the rotary nut 152 is rotatably connected to the inner ring of the fire-blocking ring 110. In order to form a linkage relationship, the outer ring and the inner ring of the rotating gear ring 151 are provided with tooth grooves, and the outer wall of the rotating nut 152 is also provided with convex teeth for matching with the tooth grooves of the inner ring of the rotating gear ring 151, that is, when the rotating gear ring 151 rotates, the three rotating nuts 152 also synchronously rotate, the adjusting screw 153 passes through the fire stopping ring 110 and is in threaded connection with the rotating nut 152, one end of the adjusting screw 153 is connected with the connecting lug 143, and the other end of the adjusting screw 153 passes through the upper side of the fire stopping ring 110. The adjusting screw 153 is provided with a limit groove 154 along the length direction thereof, and the upper side of the fire guard ring 110 is provided with a limit block 155 embedded into the limit groove 154, so that the adjusting screw 153 can be limited in the circumferential direction. A shroud 156 is also secured to the inner wall of the flame ring 110 for mounting and protecting the rotating ring gear 151.

In order to make the rotary gear ring 151 rotatable, an adjuster 160 is rotatably connected to the fire damper ring 110, the middle portion of the adjuster 160 is rotatably connected to the fire damper ring 110, the adjuster 160 is an adjusting block 161 having a hexagonal socket at an upper side of the fire damper ring 110, and the adjuster 160 is a gear 162 engaged with an outer wall of the rotary gear ring 151 at an inner wall of the fire damper ring 110. When needing to adjust, can directly rotate regulating block 161, rotate ring gear 151 this moment and will make three rotation nut 152 rotate in step, because adjusting screw 153 is spacing by stopper 155 this moment, so can drive and prolong a burning part 130 and adjust in vertical direction. Such an adjusting mode can be realized by only adjusting the adjusting block 161 without contacting the fire-blocking ring 110, which is safe and convenient, and simultaneously, the adjusting screws 153 can move synchronously without being blocked.

Based on foretell flame guide delays and fires steady flame ware, this application embodiment still discloses a bright stove.

The utility model provides a naked light stove, refer to fig. 5, including a stove section of thick bamboo 200, foretell fire guiding delays and fires the flame stabilizer, a stove section of thick bamboo 200 includes stove outer tube 210 and burning inner tube 220, the circumference equipartition has a plurality of stove section of thick bamboo bracket 211 on the top surface of stove outer tube 210, six in this embodiment, and keep off fire ring bracket 120 in this embodiment and set up to interior hollow structure, can overlap and establish on stove section of thick bamboo bracket 211, when forming circumference location, can also when placing by the heating member, thereby can press by the heating member and delay to fire the flame stabilizer and stabilize the effect on the fire guiding. The fire-blocking ring leg rest 120 can be sleeved on three of the furnace barrel leg rests 211, and is also convenient.

When the flame-blocking ring 110 is placed on the top end surface of the outer furnace cylinder 210, the flame-extending member 130 extends into the combustion inner cylinder 220, the upper end surface of the flame-extending member 130 is lower than the upper end surface of the combustion inner cylinder 220, and the diameter of the combustion inner cylinder is larger than that of the flame-extending member 130, so that flame can pass between the two members. In this embodiment, the inner ring edge of the fire-blocking ring 110 is located inside the combustion inner cylinder 220, and when the flame rises, the fire-blocking ring 110 can block the flame to a certain extent, so as to concentrate the flame. A grate 221 is disposed at the bottom of the combustion liner 220 for holding fuel.

Referring to fig. 6, the furnace canister 200 further includes a liner 230, the liner 230 is fixedly installed on an outer wall of the combustion inner canister 220, and a secondary air inlet chamber 231 is formed between an inner wall of the liner 230 and the outer wall of the combustion inner canister 220. The lateral wall upside of burning inner tube 220 has secondary air inlet 232, and secondary air inlet 232 has a plurality ofly along the circumference equipartition, and a plurality of secondary air inlet 232 on the same circumference is a set of, is equipped with along the axial and is no less than two sets of, and two sets of secondary air inlet 232 are in vertical direction setting in a staggered way, and the flame guide ring 132 is located the space that multiunit secondary air inlet 232 distributes. In the combustion process, the secondary air inlet chamber 231 can provide new air to enter the combustion inner barrel 220 through the secondary air inlet hole 232, at the moment, the flame is just blocked by the flame retardant member 130, the rising speed is reduced, after the air enters, stable secondary combustion can be carried out, and the combustion stability is improved.

In this embodiment, the lower end of the secondary air inlet chamber 231 is open, and a closed ring 233 is riveted between the outer wall of the liner 230 and the inner wall of the outer furnace tube 210. Meanwhile, a plurality of secondary air supply holes 234 are uniformly distributed on the outer wall of the furnace outer cylinder 210 and below the closed ring 233 along the circumferential direction, and the secondary air supply holes 234 are in a waist-shaped long hole shape. Air can enter from the secondary air supply apertures 234 and into the secondary air intake chamber 231.

Meanwhile, a soot deposition assembly 240 is fixedly connected to the lower portion of the combustion inner barrel 220, the soot deposition assembly 240 comprises a soot deposition barrel 241 and a soot deposition bucket 242 which are connected to the lower portion of the combustion inner barrel 220, the inner cavity of the soot deposition barrel 241 is communicated with the outer wall of the furnace outer barrel 210, and the soot deposition bucket 242 is slidably connected to the inside of the soot deposition barrel 241. The bottom of the ash deposition cylinder 241 is riveted with a bottom casing 243, the bottom casing 243 is provided with air holes 244, the bottom of the ash deposition cylinder 241 radially extends to the outer side of the combustion inner cylinder 220 in vertical projection, a plurality of air holes 244 are uniformly distributed on the extending section, and air can be supplied into the secondary air inlet cavity 231 from the bottom casing 243. After the wind hole 244 is formed in the extending section, the plate originally blocked in the wind hole 244 is bent and erected and is coated on the outer wall of the dust deposition cylinder 241, so that the positioning function is achieved during manufacturing, and the welding fixing operation can be performed.

In the present embodiment, a gap is formed between the bottom surface of the soot hopper 242 and the bottom wall of the soot drum 241, and in the gap, the bottom wall of the soot drum 241 has a first limiting member 245 which is obliquely disposed toward the combustion inner cylinder 220, and the bottom wall of the soot hopper 242 also has a plurality of second limiting members 246. The first limiting member 245 and the second limiting member 246 are both hollow structures, and in terms of size design, an end portion of the first limiting member 245 can be inserted into the second limiting member 246, so that after the ash bucket 242 is placed, when the ash bucket 242 is pulled, the ash bucket 242 can be embedded into the second limiting member 246 through the first limiting member 245, thereby forming a positioning effect and controlling the opening degree of the ash bucket 242. The first limiting member 245 and the second limiting member 246 may be directly disposed as a through channel structure, and the bottom of the soot deposition cylinder 241 is also provided with an air hole 244, so that the bottom can also supply air into the combustion inner cylinder 220.

The implementation principle of the embodiment of the application is as follows: in initial use, the flame-blocking ring 110 is removed, and the solid fuel is placed on the grate 221 of the combustion liner 220. At this point the ash hopper 242 is placed in the ash drum 241, where an excessive amount of oxygen is not required at the bottom. Meanwhile, the flame will be blocked by the flame retarding member 130 in the rising process, and the flame blocking surface 131 can retard the upward-fleeing speed of the flame, so that the combustion time is increased, and the combustion efficiency is improved. Meanwhile, air entering the secondary air inlet 232 can provide extra oxygen, so that the combustible medium can be combusted secondarily at the moment, and the combustion is more sufficient.

The flame will move towards the top under the action of the flame guiding ring 132 and finally meet the flame blocking ring 110, the flame blocking ring 110 makes the flame centralized and then acts on the heated piece, and the heated piece acts on the flame blocking ring leg rest 120 and plays a role of stabilizing the whole flame guiding and flame delaying stabilizer. The whole process is full in combustion, and the resource utilization rate is improved.

When the biomass solid fuel is burnt out and converted into carbon blocks, the intensity of flame is reduced, most of the ash hopper 242 needs to be kept open or taken away at the moment, primary air as much as possible continuously enters the combustion inner barrel 220 to accelerate the combustion of the biomass carbon blocks, and meanwhile, the flame-guiding flame-retarding stabilizer is taken away, so that more flame can directly reach the bottom of the heat receiving cavity, the heating area is increased, the heating condition is not too different before, and the integral heating is stable.

Certainly, in the specific use condition, can match the combination of deposition bucket 242 and the flame holder that delays of leading fire, also realize the control to flame, the condition of being applicable to is more, is fit for the consumer and uses, and the effect is preferred to can reach better energy-conserving effect.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.