1. The utility model provides a built-in wire mesh composite shock absorber based on titanium alloy which characterized in that: comprises an upper cover (1), a lower cover (2), a first spring (3), a fixing nut (4), a first connecting rod (5), a buffer structure (6), a first through hole (7), a first net block (8), a second connecting rod (9), a second net block (10), a third connecting rod (11), a third net block (12), a clamping groove (13), a second through hole (20), a clamping hook (21), a first groove (22), a push rod (23), a convex block (24), a third spring (25), an installation cavity (26), a push plate (27), a first screw hole (28), a second screw hole (29), a first screw rod (30), a second screw rod (31) and a second groove (32), wherein the bottom of the upper cover (1) is connected with the first connecting rod (5), the second connecting rod (9) and the third connecting rod (11) are connected end to end through the buffer structure (6), the buffer structure (6) is composed of a pressing rod (14), a supporting block (15), a cover cap (16), a second spring (17), a sleeve rod (18) and a gasket (19), four corners of the bottom of the first connecting rod (5) and four corners of the top of the second connecting rod (9) are connected with the gasket (19) through the pressing rod (14), one side of the pressing rod (14) is connected with the first connecting rod (5) and the second connecting rod (9) through the supporting block (15), the gasket (19) is correspondingly sleeved at two ends of the sleeve rod (18), the second spring (17) is sleeved on the sleeve rod (18) and is located between the two gaskets (19), a first net block (8), a second net block (10) and a third net block (12) are correspondingly installed on the peripheries of the first connecting rod (5), the second connecting rod (9) and the third connecting rod (11), and the first net block (8), The periphery of the second net block (10) and the third net block (12) is sleeved with a first spring (3), the top and the bottom of the first spring (3) are respectively connected with the upper cover (1) and the lower cover (2), the center of the top of the lower cover (2) is provided with a first through hole (7), the third connecting rod (11) penetrates through the first through hole (7) to be connected with the lug (24), the installation cavity (26) is arranged inside the lug (24), and the top of the lug (24) is provided with a first screw hole (28); the lug (24) is connected with a second screw rod (31) through a first screw hole (28), the second screw rod (31) is installed at the bottom of a second groove (32), a first screw rod (30) is installed at the bottom of the push plate (27), the first screw rod (30) is connected with a fixing nut (4) through a second screw hole (29), the second screw hole (29) is arranged at the top of the second screw rod (31), push rods (23) are welded and fixed on the two sides of the top of the push plate (27), push rods (23) are welded and fixed on the bottom of the push rods (23), the push plate (27) is welded and fixed on one end of each push rod (23), the push plate (27) penetrates through a second through hole (20) to be in contact with a clamping hook (21), the clamping hook (21) is connected with the lug (24) through a first groove (22), the first groove (22) is arranged at the tops of the two sides of the lug (24), the second through holes (20) are formed in two sides of the top of the mounting cavity (26); and a third spring (25) is arranged in the center of the top of the push plate (27), and the top of the third spring (25) is connected with the top of the mounting cavity (26).

2. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: the upper cover (1) is a titanium alloy component.

3. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: the lower cover (2) is a titanium alloy component.

4. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: first spring (3) all are connected through draw-in groove (13) with upper cover (1) and lower cover (2), and first spring (3) are a steel member.

5. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: the fixing nut (4) is a titanium alloy component.

6. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: the first net block (8), the second net block (10) and the third net block (12) are formed by winding and pressing stainless corrosion-resistant steel wire warp-knitted nets.

7. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: and the two ends of the loop bar (18) are positioned at the outer sides of the gaskets (19) and are provided with the caps (16).

8. The titanium alloy-based built-in wire mesh composite damper according to claim 1, wherein: the first screw hole (28) and the second screw hole (29) are opposite in thread direction.

Background

The firearms are barrel firing firearms with the caliber less than 20 mm, which use the energy of gunpowder and gas to fire the pellets. Mainly shooting gun bullets and striking unprotected or weakly protected live targets. Is a main weapon of infantry and an auxiliary weapon of other arms. It is also widely used in security guards, hunting and sports competitions in folks. As is known, firearms need to meet the requirements of high shooting accuracy, long distance, high power, small recoil and good stability of the whole rifle, the comprehensive capability can meet the requirements of various combat environments, and the single-point rifle has the following defects in practical application: the shock absorber utilizes the characteristic of large damping of a metal wire mesh block to absorb and dissipate a large amount of energy of a system under the action of an impact load so as to achieve the aims of vibration isolation and buffering, and utilizes the smaller elastic force of a metal spring to quickly reset a moving piece to achieve a subsequent state to be fired, the metal wire mesh composite shock absorber can slow down the impact shock of the gun body, improve the working environment of a power system, greatly reduce the maintenance cost while improving the working stability and the service life of the gun, an elastic element of the composite shock absorber is formed by weaving, winding and pressing stainless corrosion-resistant steel wires, springs are made of 65Mn, and other elements are made of titanium alloy and are convenient to install and disassemble, the damper is beneficial to maintenance and has the advantages of light weight, small volume, large damping, good shock resistance, high and low temperature resistance, long service life, no maintenance and the like.

Disclosure of Invention

The invention aims to provide a titanium alloy-based built-in wire mesh composite damper to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: a built-in wire mesh composite shock absorber based on titanium alloy comprises an upper cover, a lower cover, a first spring, a fixing nut, a first connecting rod, a buffering structure, a first through hole, a first net block, a second connecting rod, a second net block, a third connecting rod, a third net block, a clamping groove, a second through hole, a clamping hook, a first groove, a push rod, a bump, a third spring, an installation cavity, a push plate, a first screw hole, a second screw hole, a first screw rod, a second screw rod and a second groove, wherein the bottom of the upper cover is connected with the first connecting rod, the second connecting rod and the third connecting rod are connected end to end through the buffering structure, the buffering structure comprises a compression rod, a supporting block, a cap, a second spring, a sleeve rod and a gasket, four corners of the bottom of the first connecting rod and four corners of the top of the second connecting rod are connected with the gasket through the compression rod, one side of the compression rod is connected with the first connecting rod and the second connecting rod through the supporting block, the gasket is correspondingly sleeved at two ends of the loop bar, the second spring is sleeved on the loop bar and is positioned between the two gaskets, the peripheries of the first connecting rod, the second connecting rod and the third connecting rod are respectively and correspondingly provided with a first net block, a second net block and a third net block, the peripheries of the first net block, the second net block and the third net block are sleeved with a first spring, the top and the bottom of the first spring are respectively connected with the upper cover and the lower cover, the center of the top of the lower cover is provided with a first through hole, the third connecting rod penetrates through the first through hole and is connected with the bump, the installation cavity is arranged inside the bump, and the top of the bump is provided with a first screw hole; the lug is connected with a second screw rod through a first screw hole, the second screw rod is installed at the bottom of a second groove, the first screw rod is installed at the bottom of the push plate, the first screw rod is connected with a fixing nut through a second screw hole, the second screw hole is formed in the top of the second screw rod, push rods are fixedly welded on two sides of the top of the push plate, connecting rods are fixedly welded on the bottom of the push rods, one ends of the connecting rods are fixedly welded with the push rods, the push rods penetrate through second through holes to be in contact with the clamping hooks, the clamping hooks are connected with the lug through the first groove, the first groove is formed in the tops of two sides of the lug, and the second through holes are formed in two sides of the top of the installation cavity; and a third spring is arranged in the center of the top of the push rod, and the top of the third spring is connected with the top of the mounting cavity.

According to the technical scheme, the upper cover is a titanium alloy component.

According to the technical scheme, the lower cover is a titanium alloy component.

According to the technical scheme, the first spring is connected with the upper cover and the lower cover through the clamping grooves, and the first spring is a steel member.

According to the technical scheme, the fixing nut is a titanium alloy component.

According to the technical scheme, the first net block, the second net block and the third net block are formed by adopting stainless corrosion-resistant steel wire warp-knitted nets, winding and pressing.

According to the technical scheme, the two ends of the loop bar are located on the outer sides of the gaskets and are provided with the caps.

According to the technical scheme, the thread directions of the first screw hole and the second screw hole are opposite.

Compared with the prior art, the invention has the following beneficial effects: according to the titanium alloy-based built-in wire mesh composite shock absorber, when the upper end face of the upper cover receives impact, impact force acts on the pressure rod through the first connecting rod, the second connecting rod and the third connecting rod, the pressure rod extrudes the gasket inwards, and therefore a part of the impact force is offset by the second spring; the vibration isolation and buffering purposes are achieved by utilizing the characteristic that the damping of the first net block, the second net block and the third net block is large, under the action of impact load, the dry friction damping generated by elastic deformation of the wires and slippage among the wires absorbs and dissipates a large amount of energy of the system, and the moving piece is rapidly reset by utilizing the smaller elastic force of the first spring to achieve the subsequent state to be triggered; through rotatory fixing nut during the installation, make the second screw rod connect fixedly with the lug through first screw soon, the trip joint in first recess, simple quick, the installation is firm, through reverse rotation fixing nut during the dismantlement, because the screw thread opposite direction of first screw and second screw for when second screw rod downstream, first screw rod upward movement promotes the push pedal, utilizes the push rod to push away the trip from first recess, thereby dismantles fixing nut, and is very convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall plan structure of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

FIG. 3 is a schematic view of a buffer structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the retaining nut of the present invention;

in the figure: 1. an upper cover; 2. a lower cover; 3. a first spring; 4. fixing a nut; 5. a first connecting rod; 6. a buffer structure; 7. a first through hole; 8. a first mesh block; 9. a second connecting rod; 10. a second mesh block; 11. a third connecting rod; 12. a third net block; 13. a card slot; 14. a pressure lever; 15. a support block; 16. capping; 17. a second spring; 18. a loop bar; 19. a gasket; 20. a second through hole; 21. a hook is clamped; 22. a first groove; 23. a push rod; 24. a bump; 25. a third spring; 26. a mounting cavity; 27. pushing the plate; 28. a first screw hole; 29. a second screw hole; 30. a first screw; 31. a second screw; 32. a second groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a built-in wire mesh composite shock absorber based on titanium alloy comprises an upper cover 1, a lower cover 2, a first spring 3, a fixing nut 4, a first connecting rod 5, a buffer structure 6, a first through hole 7, a first net block 8, a second connecting rod 9, a second net block 10, a third connecting rod 11, a third net block 12, a clamping groove 13, a second through hole 20, a clamping hook 21, a first groove 22, a push rod 23, a bump 24, a third spring 25, an installation cavity 26, a push plate 27, a first screw hole 28, a second screw hole 29, a first screw rod 30, a second screw rod 31 and a second groove 32, wherein the bottom of the upper cover 1 is connected with the first connecting rod 5, the second connecting rod 9 and the third connecting rod 11 are connected end to end through the buffer structure 6, the buffer structure 6 is composed of a press rod 14, a support block 15, a cap 16, a second spring 17, a sleeve rod 18 and a gasket 19, four corners of the bottom of the first connecting rod 5 and four corners of the top of the second connecting rod 9 are connected with the gasket 19 through the press rod 14, one side of the pressure lever 14 is connected with the first connecting rod 5 and the second connecting rod 9 through the supporting block 15, the gaskets 19 are correspondingly sleeved at two ends of the loop bar 18, the second spring 17 is sleeved on the loop bar 18 and is positioned between the two gaskets 19, the peripheries of the first connecting rod 5, the second connecting rod 9 and the third connecting rod 11 are respectively and correspondingly provided with a first net block 8, a second net block 10 and a third net block 12, the peripheries of the first net block 8, the second net block 10 and the third net block 12 are sleeved with a first spring 3, the top and the bottom of the first spring 3 are respectively connected with the upper cover 1 and the lower cover 2, the center of the top of the lower cover 2 is provided with a first through hole 7, the third connecting rod 11 passes through the first through hole 7 to be connected with the lug 24, the installation cavity 26 is arranged inside the lug 24, and the top of the lug 24 is provided with a first screw hole 28; the bump 24 is connected with a second screw 31 through a first screw hole 28, the second screw 31 is installed at the bottom of a second groove 32, a first screw 30 is installed at the bottom of the push plate 27, the first screw 30 is connected with the fixing nut 4 through a second screw hole 29, the second screw hole 29 is arranged at the top of the second screw 31, push rods 23 are welded and fixed at two sides of the top of the push plate 27, the push rods 23 are welded and fixed at the bottom of the push rods 23, the push plate 27 is welded and fixed at one end of the push rods 23, the push plate 27 passes through a second through hole 20 to be contacted with the hook 21, the hook 21 is connected with the bump 24 through the first groove 22, the first groove 22 is arranged at the tops of two sides of the bump 24, and the second through hole 20 is arranged at two sides of the top of the installation cavity 26; the third spring 25 is installed at the top center of the push plate 27, and the top of the third spring 25 is connected with the top of the installation cavity 26.

According to the technical scheme, the upper cover 1 is a titanium alloy component, and is high in strength and good in corrosion resistance.

According to the technical scheme, the lower cover 2 is a titanium alloy component, and is high in strength and good in corrosion resistance.

According to above-mentioned technical scheme, first spring 3 all is connected through draw-in groove 13 with upper cover 1 and lower cover 2, and first spring 3 is a steel member, and intensity is high.

According to the technical scheme, the fixing nut 4 is a titanium alloy component, and is high in strength and good in corrosion resistance.

According to the technical scheme, the first net block 8, the second net block 10 and the third net block 12 are formed by stainless corrosion-resistant steel wire warp knitting net, winding and pressing, are connected and fastened, and are good in buffering effect.

According to the technical scheme, the caps 16 are mounted at the two ends of the loop bar 18 and positioned on the outer sides of the gaskets 19, so that the parts are prevented from falling off.

According to the technical scheme, the first screw hole 28 and the second screw hole 29 are opposite in thread direction, so that the assembly and disassembly are convenient.

The working principle is as follows: the bottom of the upper cover 1 is connected with a first connecting rod 5, the first connecting rod 5, a second connecting rod 9 and a third connecting rod 11 are connected end to end through a buffer structure 6, the buffer structure 6 is composed of a press rod 14, a supporting block 15, a cover cap 16, a second spring 17, a loop bar 18 and a gasket 19, four corners of the bottom of the first connecting rod 5 and four corners of the top of the second connecting rod 9 are connected with the gasket 19 through the press rod 14, one side of the press rod 14 is connected with the first connecting rod 5 and the second connecting rod 9 through the supporting block 15, the gasket 19 is correspondingly sleeved at two ends of the loop bar 18, the second spring 17 is sleeved on the loop bar 18, and is positioned between the two gaskets 19, when the upper end surface of the upper cover 1 receives impact, the impact force acts on the pressure lever 14 through the first connecting rod 5, the second connecting rod 9 and the third connecting rod 11, and the pressing rod 14 is enabled to press the gasket 19 inwards, so that part of the impact force is counteracted by the second spring 17; the peripheries of the first connecting rod 5, the second connecting rod 9 and the third connecting rod 11 are respectively and correspondingly provided with a first net block 8, a second net block 10 and a third net block 12, the peripheries of the first net block 8, the second net block 10 and the third net block 12 are sleeved with a first spring 3, the dry friction damping generated by the elastic deformation of the wires and the slippage among the wires is absorbed and dissipated in a large amount under the action of impact load by utilizing the characteristic of large damping of the first net block 8, the second net block 10 and the third net block 12, the purposes of vibration isolation and buffering are achieved, and the moving piece is rapidly reset by utilizing the smaller elastic force of the first spring 3, so that the subsequent state to be triggered is achieved; the third connecting rod 11 passes through the first through hole 7 to be connected with the bump 24, the mounting cavity 26 is arranged inside the bump 24, and the top of the bump 24 is provided with a first screw hole 28; the bump 24 is connected with a second screw 31 through a first screw hole 28, the second screw 31 is installed at the bottom of a second groove 32, a first screw 30 is installed at the bottom of the push plate 27, the first screw 30 is connected with the fixing nut 4 through a second screw hole 29, the second screw hole 29 is arranged at the top of the second screw 31, push rods 23 are welded and fixed at two sides of the top of the push plate 27, the push rods 23 are welded and fixed at the bottom of the push rods 23, the push plate 27 is welded and fixed at one end of the push rods 23, the push plate 27 passes through a second through hole 20 to be contacted with the hook 21, the hook 21 is connected with the bump 24 through the first groove 22, the first groove 22 is arranged at the tops of two sides of the bump 24, and the second through hole 20 is arranged at two sides of the; third spring 25 is installed at the top central authorities of push pedal 27, the top of third spring 25 is connected with the top of installation cavity 26, pass through rotatory fixing nut 4 during the installation, it is fixed to make second screw rod 31 connect soon with lug 24 through first screw 28, trip 21 joint in first recess 22, it is simple quick, the installation is firm, through reverse rotation fixing nut 4 during the dismantlement, because the screw direction of first screw 28 and second screw 29 is opposite, when making second screw rod 31 downstream, first screw rod 30 upward movement, promote push pedal 27, utilize push rod 23 to push away trip 21 from first recess 22, thereby dismantle fixing nut 4, it is very convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.