1. A washable polyurethane foaming machine is characterized by comprising a main tank body, a stirring structure and a driving mechanism, wherein the driving mechanism is in transmission connection with the stirring structure, the main tank body is in a shape of a rotator, the stirring structure is rotatably installed inside the main tank body, and the rotating axis of the stirring structure extends in a direction parallel to the central axis of the main tank body;

a discharge hole is formed in one end of the main tank body, a first flushing port is formed in the position, far away from the discharge hole, of the main tank body, the first flushing port is connected with a flushing pipeline, the jet flow direction of the first flushing port is tangent to the inner wall of the main tank body, and the jet flow direction of the first flushing port is obliquely arranged close to one side of the discharge hole, so that cleaning liquid ejected from the first flushing port washes the inner wall of the main tank body in a spiral line;

the other end of the main tank body is provided with a second flushing interface, the second flushing interface is connected with the flushing pipeline, and the second flushing interface and the stirring structure are arranged oppositely, so that cleaning liquid ejected from the second flushing interface flushes the stirring structure.

2. The cleanable polyurethane foam maker of claim 1, wherein the jet direction of the first flush port forms an angle of less than 45 ° with a radial cross-section of the main tank.

3. The cleanable polyurethane foam maker of claim 1, wherein the direction of the jet of the first flush port forms an angle of 5 ° to 30 ° with the radial cross-section of the main tank.

4. The washable polyurethane foam generator according to any one of claims 1 to 3, wherein the stirring structure comprises a stirring shaft and a plurality of stirring blades mounted on the stirring shaft, the plurality of stirring blades being disposed at intervals in an axial direction of the stirring shaft, and the plurality of stirring blades being arranged with being staggered in a circumferential direction of the stirring shaft.

5. The washable polyurethane foam generator of claim 4, wherein the planes of said plurality of said stirring blades are each disposed parallel to the central axis of said main tank.

6. The cleanable polyurethane foam maker as set forth in claim 1, further comprising a cleaning liquid container and a pump, said cleaning liquid container being connected to the other end of said flushing line, said pump being disposed in series on said flushing line; a first branch is arranged between the flushing pipeline and the first flushing port, a second branch is arranged between the flushing pipeline and the second flushing port, and pressure regulating valves are respectively arranged on the first branch and the second branch.

7. The washable polyurethane foam maker as recited in any one of claims 1 to 3, wherein the main tank includes a cylindrical barrel, a first end cap and a second end cap, the first end cap and the second end cap are respectively fixed to an end portion of the cylindrical barrel, the discharge port is provided on the second end cap, the first flushing port is provided on an outer side of the cylindrical barrel, and the driving mechanism and the second flushing port are provided on the first end cap.

8. The washable polyurethane foam machine of claim 7, wherein said cylindrical barrel is in smooth transition with said first end cap and said second end cap, respectively, said second end cap is conical, and said discharge port is disposed at an axial position of said second end cap.

9. The washable polyurethane foam maker as recited in claim 1, wherein an anti-adhesive coating is disposed on an inner wall of said main tank, said anti-adhesive coating being a teflon coating.

Background

The polyurethane foam is a common chemical synthetic material, and is foam plastic which is formed by taking isocyanate and polyether as raw materials and adding a plurality of auxiliary agents, uniformly mixing the raw materials through special foaming equipment and foaming through chemical reaction.

If the utility model discloses a chinese utility model patent that the bulletin number is CN203157008U, the bulletin date of authority is 2013.08.28 discloses a polyurethane foaming machine, and specifically disclose including storage bucket and pouring head, this foaming machine still includes the cleaner jar, the splendid attire has the cleaner in the cleaner jar, the cleaner jar passes through the transfer line and is connected with the pouring head, it has the compressed air entrance point to open on the transfer line, the storage bucket passes through the conveying pipeline and is connected with the pouring head, install heat exchanger and measuring pump on the conveying pipeline, the storage bucket is equipped with the confined heat preservation outward, the heat preservation inner chamber of storage bucket is equipped with heating device, be equipped with in the pouring head and stir the material structure, it has the motor to drive to stir the material structure. The foaming raw material in the pouring head is stirred by the stirring blade, so that the discharging is more uniform; the cleaning agent tank is connected with the pouring head, so that the pouring head can be cleaned conveniently.

In the prior art, a polyurethane foaming machine conveys a cleaning agent to a pouring head through a liquid conveying pipe, and the cleaning agent has certain flushing power under the pressure action of compressed air. However, the cleaning agent cannot effectively contact the inner wall when entering the pouring head, foaming substances are easily remained on the inner wall of the pouring head and the stirring blade in an adhesion manner, and the actual flushing effect is poor; in addition, a large amount of cleaning agent is consumed to clean the glass substrate, and the cleaning efficiency is low.

Disclosure of Invention

In order to solve the problems, the invention aims to provide a cleanable polyurethane foaming machine, which aims to solve the problems that cleaning liquid cannot effectively contact with the inner wall when entering a pouring head, foaming substances are easily remained on the inner wall of the pouring head and an agitating blade in an adhesion manner, and the actual washing effect is poor; and a large amount of cleaning liquid is consumed to clean the workpiece, so that the cleaning efficiency is low.

The technical scheme of the washable polyurethane foaming machine is as follows:

the washable polyurethane foaming machine comprises a main tank body, a stirring structure and a driving mechanism, wherein the driving mechanism is in transmission connection with the stirring structure, the main tank body is in a shape of a rotator, the stirring structure is rotatably installed inside the main tank body, and the rotating axis of the stirring structure extends in a direction parallel to the central axis of the main tank body;

a discharge hole is formed in one end of the main tank body, a first flushing port is formed in the position, far away from the discharge hole, of the main tank body, the first flushing port is connected with a flushing pipeline, the jet flow direction of the first flushing port is tangent to the inner wall of the main tank body, and the jet flow direction of the first flushing port is obliquely arranged close to one side of the discharge hole, so that cleaning liquid ejected from the first flushing port washes the inner wall of the main tank body in a spiral line;

the other end of the main tank body is provided with a second flushing interface, the second flushing interface is connected with the flushing pipeline, and the second flushing interface and the stirring structure are arranged oppositely, so that cleaning liquid ejected from the second flushing interface flushes the stirring structure.

Furthermore, the jet flow direction of the first flushing port and the radial section of the main tank body form an included angle smaller than 45 degrees.

Furthermore, the jet flow direction of the first flushing port and the radial section of the main tank body form an included angle of 5-30 degrees.

Further, the stirring structure includes the (mixing) shaft and installs a plurality of stirring vane on the (mixing) shaft, it is a plurality of stirring vane sets up along the axis direction interval of (mixing) shaft, and is a plurality of stirring vane is in stagger arrangement in the circumferential direction of (mixing) shaft.

Furthermore, the planes of the stirring blades are parallel to the central axis of the main tank body.

The washing machine is characterized by further comprising a washing liquid container and a pump, wherein the washing liquid container is connected with the other end of the washing pipeline, and the pump is arranged on the washing pipeline in series; a first branch is arranged between the flushing pipeline and the first flushing port, a second branch is arranged between the flushing pipeline and the second flushing port, and pressure regulating valves are respectively arranged on the first branch and the second branch.

Further, the main tank body comprises a cylindrical barrel body, a first end cover and a second end cover, the first end cover and the second end cover are fixed to the end portion of the cylindrical barrel body respectively, the discharge port is formed in the second end cover, the first flushing port is arranged on the outer side of the cylindrical barrel body, and the driving mechanism and the second flushing port are arranged on the first end cover.

Furthermore, the cylindrical barrel is respectively connected with the first end cover and the second end cover in a smooth transition mode, the second end cover is conical, and the discharge port is formed in the axis position of the second end cover.

Further, the inner wall of the main tank body is provided with an anti-sticking coating which is a Teflon coating.

Has the advantages that: this polyurethane foaming machine that can wash has adopted the main tank body, the structural design of first washing interface and second washing interface, because the shape of the main tank body is the gyration bodily form, first washing interface sets up the position of keeping away from the discharge gate at the main tank body, the washing liquid tangential in the inner wall entering jar of the main tank body of jetting through first washing interface, and the efflux direction slope has formed the helix motion, the washing liquid laminates in the internal wall of main tank body all the time and forms the scouring effect at the helical motion in-process, the impact power of the washing liquid can be fully utilized and the inner wall of the main tank body is washed completely, guaranteed that the washing liquid gets into in the main tank body and its inner wall effective contact, actual washing effect is better. In addition, the second washes the interface and sets up with stirring structure relatively, washes the stirring structure through the washing liquid that the second washed the interface and jets out, utilizes the second to wash the interface and washs the structural foam thing of adhesion of stirring specially, only consumes a small amount of washing liquid can the sanitization, and cleaning efficiency is higher.

Drawings

FIG. 1 is a schematic structural view of a washable polyurethane foam maker in an embodiment of the washable polyurethane foam maker of the present invention;

fig. 2 is a schematic top view of a washable polyurethane foam maker in an embodiment of the washable polyurethane foam maker of the present invention.

In the figure: 1-a main tank body, 10-a cylindrical barrel body, 11-a discharge port, 12-a first flushing interface, 13-a second flushing interface, 14-a first end cover, 15-a second end cover, 2-a stirring structure, 20-a stirring shaft, 21-a stirring blade, 3-a driving mechanism, 4-a flushing pipeline, 40-a cleaning liquid container, 41-a pump and 42-a pressure regulating valve.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In specific embodiment 1 of the washable polyurethane foam machine of the present invention, as shown in fig. 1 and 2, the washable polyurethane foam machine includes a main tank body 1, a stirring structure 2 and a driving mechanism 3, wherein the driving mechanism 3 is in transmission connection with the stirring structure 2, the main tank body 1 is in a shape of a rotator, the stirring structure 2 is rotatably installed inside the main tank body 1, and a rotation axis of the stirring structure 2 extends in parallel to a central axis direction of the main tank body 1; a discharge port 11 is formed in one end of the main tank body 1, a first washing port 12 is formed in the position, far away from the discharge port 11, of the main tank body 1, the first washing port 12 is connected with a washing pipeline 4, the jet flow direction of the first washing port 12 is tangent to the inner wall of the main tank body 1, and the jet flow direction of the first washing port 12 is obliquely arranged on one side, close to the discharge port 11, so that the washing liquid emitted by the first washing port 12 washes the inner wall of the main tank body 1 in a spiral line; the other end of the main tank body 1 is provided with a second flushing port 13, the second flushing port 13 is connected with the flushing pipeline 4, and the second flushing port 13 is arranged opposite to the stirring structure 2, so that the cleaning liquid ejected from the second flushing port 13 flushes the stirring structure 2.

This polyurethane foaming machine that can wash has adopted the main tank body 1, the structural design of first washing interface 12 and second washing interface 13, because the shape of the main tank body 1 is the rotary body form, first washing interface 12 sets up the position of keeping away from discharge gate 11 at the main tank body 1, the washing liquid tangential that jets out through first washing interface 12 gets into in the main tank body 1's inner wall gets into jar, and the efflux direction slope has formed the helix motion, the washing liquid laminates in the spiral motion in-process in the main tank body 1 inner wall all the time and forms the scouring effect, but the impact power of make full use of washing liquid washes the inner wall of the main tank body 1 completely, guaranteed that the washing liquid gets into in the main tank body 1 effectively contact rather than the inner wall, actual washing effect is better. In addition, second washes interface 13 and stirring structure 2 and sets up relatively, washes the stirring structure through the washing liquid that second washes interface 13 and jets out, utilizes second to wash interface 13 and washes the foam that adheres on stirring structure 2 specially, only consumes a small amount of washing liquid can the sanitization, and cleaning efficiency is higher.

In this embodiment, the direction of the jet of the first flushing port 12 forms an angle of less than 45 ° with the radial cross-section of the main tank 1. Specifically, the jet direction of the first flushing port 12 forms an included angle of 5 degrees with the radial section of the main tank body 1. In order to meet different use requirements, the jet flow direction of the first flushing port and the radial section of the main tank body can be designed to form included angles of 10 degrees, 15 degrees, 20 degrees, 25 degrees or 30 degrees, and the like, or the included angle formed by the first flushing port and the radial section of the main tank body can be other included angles between 5 degrees and 30 degrees.

Wherein, stirring structure 2 includes (mixing) shaft 20 and installs a plurality of stirring vane 21 on (mixing) shaft 20, and a plurality of stirring vane 21 set up along (mixing) shaft 20's axis direction interval, and a plurality of stirring vane 21 stagger in the circumferential direction of (mixing) shaft 20 and arrange, has avoided sheltering from each other between a plurality of stirring vane 21, and can't obtain comprehensive washing effect. Moreover, the planes of the stirring blades 21 are respectively arranged in parallel with the central axis of the main tank 2, so that the polyurethane raw material is uniformly stirred, and the cleaning liquid ejected from the second flushing port 13 can be fully contacted with the surfaces of the stirring blades 21.

The cleanable polyurethane foaming machine also comprises a cleaning solution container 40 and a pump 41, wherein the cleaning solution container 10 is connected with the other end of the flushing pipeline 4, and the pump 41 is serially connected on the flushing pipeline 4; a first branch is arranged between the flushing pipeline 4 and the first flushing port 12, a second branch is arranged between the flushing pipeline 4 and the second flushing port 13, and a pressure regulating valve 42 is respectively arranged on the first branch and the second branch. During the cleaning operation of the foaming machine, the pressure regulating valve of the first branch and the pressure regulating valve of the second branch are respectively adjusted, the pump 41 is started to pump and convey the cleaning liquid to the first flushing port 12 and the second flushing port 13, and the water flow ejected from the first flushing port 12 reaches enough flow and impact energy, so that the flushing effect of the water flow on the inner wall of the main tank 1 is ensured.

In this embodiment, the main tank 1 includes a cylindrical barrel 10, a first end cap 14 and a second end cap 15, the first end cap 14 and the second end cap 15 are respectively fixed at the end of the cylindrical barrel 10, the discharge port 11 is disposed on the second end cap 15, the first flushing port 12 is disposed at the outer side of the cylindrical barrel 1, and the driving mechanism 3 and the second flushing port 13 are disposed on the first end cap 14. The cylindrical barrel 10 is respectively connected with the first end cover 14 and the second end cover 15 in a smooth transition mode, the second end cover 15 is conical, and the discharge hole 11 is formed in the axial position of the second end cover 15. In addition, the inner wall of the main tank body 1 is provided with an anti-sticking coating which is a Teflon coating, and the Teflon coating has good anti-sticking viscosity, so that the adhesive force between the foaming body and the inner wall of the main tank body 1 is reduced.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.