CN216224920U

CN216224920U - Spraying device for thermoplastic coating

Info

Publication number: CN216224920U
Application number: CN202122884634.6U
Authority: CN
Inventors: 张寒露; 曹京宜; 唐鋆磊; 张海龙; 林冰; 王莹莹; 赵伊; 冯亚菲; 王戈; 王向向
Original assignee: Chinese People's Liberation Army 92228; Southwest Petroleum University
Current assignee: Chinese People's Liberation Army 92228; Southwest Petroleum University
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-08
Anticipated expiration: 2031-11-23

Abstract

The utility model provides a spraying device for thermoplastic coating, which comprises a spray gun, a heat preservation pipe, a moving platform, a recovery bin, a filter, a material pump and a heating and heat preservation cylinder, wherein the recovery bin, the filter, the material pump and the heating and heat preservation cylinder are arranged on the moving platform; the spray gun is connected with the output end of the heat preservation pipe, the input end of the heat preservation pipe is connected with the outlet end of the material pump, and the inlet end of the material pump is connected with the heating heat preservation cylinder; the recovery bin is connected with the heating and heat preservation cylinder through a filter. The utility model has simple and compact structure, high spraying efficiency and safe and reliable use.

Description

Spraying device for thermoplastic coating

Technical Field

The utility model relates to the technical field of spraying, in particular to a spraying device for thermoplastic coating.

Background

At present, most of the coatings are sprayed or blade-coated at normal temperature. However, some of the special coatings, such as thermoplastic or thermosetting coatings including a line paint, an asphalt-based coating, and a non-curable coating, are melted by heating and then sprayed. At present, most of the coatings are rough, heated by an iron pan and then manually sprayed or blade-coated, or burner construction is added on spraying equipment. These approaches have been largely unsatisfactory for safety, efficiency, environmental protection and cleanliness.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides a spraying device for thermoplastic coating, which effectively solves the problems of low spraying efficiency, insufficient safety and environmental protection in coating spraying in the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a spraying device for thermoplastic coating comprises a spray gun, a heat preservation pipe, a moving platform, a recovery bin, a filter, a material pump and a heating and heat preservation cylinder, wherein the recovery bin, the filter, the material pump and the heating and heat preservation cylinder are arranged on the moving platform; the spray gun is connected with the output end of the heat preservation pipe, the input end of the heat preservation pipe is connected with the outlet end of the material pump, and the inlet end of the material pump is connected with the heating heat preservation cylinder; the recovery bin is connected with the heating and heat preservation cylinder through a filter.

Wherein, the preparation box is the cuboid structure, and the preparation box top is covered, and the below is connected and is fixed with moving platform. The tool box is of a cuboid structure, an interlayer is arranged in the middle of the tool box, and the lower part of the tool box is connected and fixed with the mobile platform. The mobile platform is of a flat plate type structure, and universal wheels are distributed at four corners below the mobile platform. The recovery bin is positioned on one side of the heating and heat-preserving cylinder. The filter is positioned between the recovery bin and the heating and heat preservation cylinder. The heat preservation pipe is a pipeline with a heating function and is positioned between the heating heat preservation cylinder and the spray gun. The spray gun has a heating function, and can be provided with an integrated circuit board which is of a flat plate structure and is positioned between the heating and heat-insulating cylinder and a corresponding control panel.

In addition, the internal space of the heating heat-preservation cylinder is divided into two independent chambers, wherein one chamber is connected with the recovery chamber through the filter, and the two chambers are respectively connected to the main pipe section outside the heating heat-preservation cylinder through a drainage pipeline and are respectively communicated with the main pipe section; two sides of the pipe wall on the main pipe section are respectively provided with a jack, the jack is provided with a cylindrical tubular convex column, the top end of the convex column is connected with a semispherical shell-shaped elastic reed, the center of the inner wall of the reed is fixedly connected with a mandril in a protruding way along the radial direction, and the mandril can be inserted into the jack when the reed is pressed; the connecting pipe comprises a main pipe section and a connecting pipe section which is coaxially and rotatably matched in the main pipe section in a dynamic sealing mode, wherein two through holes are formed in the pipe wall of the connecting pipe section, a sliding pin is elastically and telescopically mounted on the outer side surface of the pipe wall of the connecting pipe section through a spring, when the connecting pipe section rotates in the main pipe section, the sliding pin can be inserted into the through holes under the action of the spring, and at the moment, one through hole of the connecting pipe section is communicated with one drainage pipe connected to the main pipe section. In particular, the center of the spring plate becomes thicker toward the periphery to improve the elasticity and the ease in pressing.

The utility model has the beneficial effects that:

1. through setting up stock bin and toolbox, operating personnel can use the stock bin of preparing to enlarge the load capacity of coating, the transportation of the construction material of being convenient for, the toolbox also is convenient for taking of instrument when installing or dismantling.

2. Through setting up moving platform, can make things convenient for spraying equipment's removal, conveniently enlarge spraying operating range.

3. Through setting up recovery bin and filter, can place the coating that can recycle after the spraying wherein, recycle has improved the utilization efficiency of coating immediately.

4. Through setting up the heating heat preservation jar, can heat coating fast, safely, high-efficiently, improve the utilization ratio and the heating efficiency of the energy.

5. The heating and heat-preserving cylinder is divided into two chambers, one is used for containing new paint, and the other is used for containing the paint during recovery, so that whether the recovered paint is used or not is selected according to specific conditions, and the type of the paint can be rapidly selected only by rotating the connecting pipe section in the main pipe section during use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the exterior of a spray coating device for thermoplastic coating according to the present invention.

Fig. 2 is a perspective view of a spray coating device for thermoplastic coating according to the present invention.

FIG. 3 is a schematic structural view of a drainage pipeline arranged on the separated heating and heat preservation cylinder.

Fig. 4 is a composite cross-sectional structural view at the drainage line of fig. 3.

FIG. 5 is a top view of the drain conduit of the configuration of FIG. 4 in a selectively opened configuration.

In the figure: the device comprises a preparation box 1, a tool box 2, a moving platform 3, a recovery bin 4, a filter 5, a material pump 6, a heat preservation pipe 7, a spray gun 8, a heating heat preservation cylinder 9, an integrated circuit board 10, a control panel 11, a drainage pipeline 12, a main pipe section 13, a connecting pipe section 14, a reed 15, a convex column 16, a sliding pin 17, a spring 18, a limiting ring 19, a jack 20, an ejector rod 21, a through hole 22, an operation ring 23 and a sealing ring 24.

Detailed Description

The technical solution of the present patent will be further described in detail with reference to the following embodiments. In the description of this patent, it is to be understood that the terms "upper," "lower," "intermediate," "bottom," "top," and the like are used in the descriptive sense only and not for purposes of limitation, as the terms "upper," "lower," "intermediate," "bottom," "top," and the like are used in the descriptive sense only and to provide a simplified description.

In the following description of this patent, it is noted that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixed connections, arrangements, detachable connections, arrangements, or integral connections and arrangements. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The embodiment provides a spraying device for thermoplastic coating, which mainly comprises a spray gun 8, a heat preservation pipe 7, a moving platform 3, a recovery bin 4, a filter 5, a material pump 6 and a heating heat preservation cylinder 9, wherein the recovery bin, the filter 5, the material pump 6 and the heating heat preservation cylinder are arranged on the moving platform 3. Wherein, the spray gun 8 is connected with the output end of the heat preservation pipe 7 so as to output enough stable paint for coating, the input end of the heat preservation pipe 7 is connected with the output end of the material pump 6, and the inlet end of the material pump 6 is connected with the heating heat preservation cylinder 9 so as to continuously output hot paint; the recovery bin 4 of the embodiment is connected with the heating and heat-preserving cylinder 9 through the filter 5, so that the recovered coating is filtered and flows into the heating and heat-preserving cylinder 9 for recycling. During actual manufacturing, the material preparing box 1 is of a cuboid structure, a cover is arranged above the material preparing box 1, and the lower part of the material preparing box is connected and fixed with the moving platform 3 and used for containing redundant paint. The tool box 2 is of a cuboid structure, an interlayer is arranged in the middle, and the lower part of the tool box is connected and fixed with the moving platform 3 and used for placing common tools for installation or maintenance. The mobile platform 3 is a flat plate type structure, and universal wheels are distributed at four corners of the lower part of the mobile platform and are used for bearing various system components on the upper part of the mobile platform. The recycling bin 4 is positioned on one side of the heating heat preservation cylinder 9 and used for placing recyclable paint, and by the design, the paint wasted in the field spraying process can be immediately recycled. When spraying is needed, the heating and heat-insulating cylinder 9 is filled with the coating, two ends of the heat-insulating pipe 7 are respectively connected with the spray gun 8 and the material pump 6 by using a tool, the heating function is started, and after the coating is completely melted, the spray gun 8 is used for aiming at the spraying part for spraying. When the sprayed coating needs to be recycled, the recycled coating is placed in the recycling bin 4, and the molten coating enters the heating and heat preservation cylinder 9 after passing through the filter 5 to be immediately sprayed and recycled.

And, the filter 5 of this embodiment is located between recovery storehouse 4 and the heating heat preservation jar 9, compact structure for filter the impurity in the recovery coating fast, filter 5 specifically can set up a plurality ofly in order to filter simultaneously, improves filtration efficiency. The heat preservation pipe 7 is a pipeline with a heating function, is positioned between the heating heat preservation cylinder 9 and the spray gun 8, and is used for preserving heat of the heated coating and conveying the coating. The spray gun 8 has a heating function and is used for controlling the flow and the sector size during spraying operation. In addition, the spraying device adopts automatic control, a corresponding integrated circuit board 10 of the spraying device is of a flat plate structure and is positioned between the heating and heat preservation cylinder 9 and a control panel 11 for power supply transmission and operation instruction processing, and the spraying device is also provided with the control panel 11 positioned at the top of the spraying device for observing various operation parameters and operation control of the device.

Because during actual spraying, some spraying occasions can not use the coating that recycles, consequently need to carry out the selective spraying to coating, for this reason, this embodiment especially will heat the interior space of heat preservation jar 9 and divide into two independent storehouses, and one of them storehouses is connected with recovery storehouse 4 through said filter 5, is used for the filterable coating after specially retrieving to splendid attire, and two storehouses respectively are connected to on the main pipe section 13 outside heating heat preservation jar 9 through a drainage pipe 12 and are responsible for section 13 respectively with being responsible for to follow-up formation one selects to open the structure. Specifically, two sides of the tube wall of the main tube section 13 are respectively provided with a jack 20, the opening of the jack 20 is provided with a cylindrical tubular convex column 16, the convex column 16 can be made of rigid material, the top end of the convex column 16 is connected with a spring leaf 15 in a hemispherical shell shape, so that the spring leaf 15 has enough elasticity and can be stably installed, a mandril 21 is fixedly connected to the center of the inner wall of the spring leaf 15 in a protruding manner along the radial direction of the spring leaf, the mandril 21 can be a conical rod, when the spring leaf 15 is pressed, the mandril 21 can be inserted into the jack 20, and after the spring leaf 15 is released, the mandril 21 is withdrawn from the jack 20. Meanwhile, the embodiment further comprises a connecting pipe section 14 coaxially and rotatably matched in the main pipe section 13 in a dynamic seal mode, the pipe wall of the connecting pipe section 14 is provided with two through holes 22 for paint to flow in, the outer side surface of the pipe wall of the connecting pipe section 14 is further elastically and telescopically provided with a sliding pin 17 through a spring 18, the sliding pin 17 is made into a cylindrical pin, and the top of the sliding pin is preferably hemispherical. When the connecting pipe section 14 rotates in the main pipe section 13, the sliding pin 17 starts to retract into the pipe wall of the connecting pipe section 14 completely until the connecting pipe section is ejected by the spring 18 to be inserted into the corresponding one of the insertion holes 20, and at the moment, one of the through holes 22 of the connecting pipe section 14 is communicated with one of the drainage pipes 12 connected to the main pipe section 13, so that the paint in one of the chambers of the heating and heat preservation cylinder 9 is delivered. In particular, the center of the spring 15 becomes thicker toward the periphery to improve the elasticity and the easiness in pressing, so that when the connecting pipe section 14 needs to be rotated again, the spring 15 is pressed, the ejector rod 21 is inserted into the insertion hole 20 to eject the sliding pin 17 back into the pipe wall of the connecting pipe section 14, so that the connecting pipe section 14 is restored to a rotatable state for switching to a state where another drainage pipe 12 is connected later.

In addition, during specific manufacturing, a limiting ring 19 can be fixed outside the connecting pipe section 14, and the limiting ring 19 is coaxially and rotatably matched on the inner wall of the main pipe section 13, so that the connecting pipe section 14 can only rotate around the axis of the connecting pipe section in situ in the main pipe section 13, and the sliding pin 17 is ensured to accurately slide into the jack 20. A control ring 23 can also be fastened to the connecting pipe section 14, so that the control ring 23 can be held in rotation. The connecting pipe section 14 can also be connected with the insulating pipe 7, and a sealing ring 24 is embedded in the insulating pipe 7, and the connecting pipe section 14 is inserted into the sealing ring 24 in a movable sealing manner.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention by equivalent replacement or change according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A spraying device for thermoplastic coating is characterized by comprising a spray gun, a heat preservation pipe, a moving platform, a recovery bin, a filter, a material pump and a heating and heat preservation cylinder, wherein the recovery bin, the filter, the material pump and the heating and heat preservation cylinder are arranged on the moving platform; the spray gun is connected with the output end of the heat preservation pipe, the input end of the heat preservation pipe is connected with the outlet end of the material pump, and the inlet end of the material pump is connected with the heating heat preservation cylinder; the recovery bin is connected with the heating and heat preservation cylinder through a filter.

2. A spray coating device for thermoplastic coating according to claim 1 further comprising a supply bin and a tool bin mounted on said moving platform.

3. A spray assembly for thermoplastic coating according to claim 2 wherein the supply bin is rectangular and has a lid above the supply bin and a base attached to and secured to the movable platform.

4. A spray coating device for thermoplastic coatings according to claim 2, characterized in that the tool box is a rectangular parallelepiped structure, with several compartments in the middle, and the bottom is connected to and fixed to the moving platform.

5. The spraying apparatus for thermoplastic coating according to claim 1, wherein the movable platform is a plate-shaped structure, and universal wheels are distributed at four corners of the bottom of the movable platform.

6. The coating apparatus according to claim 1, wherein the recycling bin is disposed adjacent to a side of the heat-insulating cylinder.

7. A coating apparatus according to claim 1, wherein the filter is located between the recovery tank and the heated hold tank.

8. The spray coating device for thermoplastic coating of claim 1 wherein said thermal insulating tube is a tube with heating function.

9. The spraying device for the thermoplastic coating according to any one of claims 1 to 8, wherein the internal space of the heating and heat-preserving cylinder is divided into two independent chambers, one of the chambers is connected with the recovery chamber through the filter, and the two chambers are respectively connected to the main pipe section outside the heating and heat-preserving cylinder through a drainage pipe and are respectively communicated with the main pipe section; two sides of the pipe wall on the main pipe section are respectively provided with a jack, the jack is provided with a cylindrical tubular convex column, the top end of the convex column is connected with a semispherical shell-shaped elastic reed, the center of the inner wall of the reed is fixedly connected with a mandril in a protruding way along the radial direction, and the mandril can be inserted into the jack when the reed is pressed;

the connecting pipe comprises a main pipe section and a connecting pipe section which is coaxially and rotatably matched in the main pipe section in a dynamic sealing mode, wherein two through holes are formed in the pipe wall of the connecting pipe section, a sliding pin is elastically and telescopically mounted on the outer side surface of the pipe wall of the connecting pipe section through a spring, when the connecting pipe section rotates in the main pipe section, the sliding pin can be inserted into the through holes under the action of the spring, and at the moment, one through hole of the connecting pipe section is communicated with one drainage pipe connected to the main pipe section.

10. A spray assembly for thermoplastic coating according to claim 9 wherein said spring is progressively thicker in the center towards the periphery.