CN216809509U

CN216809509U - Extrusion type hot-melting chess-piece-shaped marking device

Info

Publication number: CN216809509U
Application number: CN202220236308.6U
Authority: CN
Inventors: 沈家祯; 陈运生; 李玲琴; 张瑜; 翦帅; 马龙
Original assignee: Nantong Well Road Special Vehicle Co Ltd
Current assignee: Nantong Well Road Special Vehicle Co Ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-06-24
Anticipated expiration: 2032-01-28

Abstract

The utility model provides an extrusion formula hot melt piece form marking device, including the coating inlet pipe, first coating heat preservation storehouse and two sets of heat preservation point are scribbled the marking off subassembly, first coating heat preservation storehouse internal fixation is equipped with chevron shape coating and is carried the three-way pipe, the upper end of coating inlet pipe is connected with the discharge end of outside hot melt coating cauldron, the lower extreme of coating inlet pipe is connected with the upper segment pipe upper end of chevron shape coating transport three-way pipe, the feed end of two sets of heat preservation point scribble the marking off subassembly corresponds respectively and carries the left side pipe lower extreme and the right side union coupling of three-way pipe with chevron shape coating, the spraying end of two sets of heat preservation point scribble the marking off subassembly all sets up down, it advances pipe and first exit tube conduction oil to be provided with first conduction oil on the first coating heat preservation storehouse. The utility model has scientific design, can realize double-row chessman-shaped point coating operation, has high marking efficiency, can achieve the purpose of heat preservation, ensures that the temperature of the hot-melt coating is always kept stable in the point coating operation process, and ensures that the hot-melt coating flows normally.

Description

Extrusion type hot-melting chess-piece-shaped marking device

Technical Field

The utility model relates to the field of road marking, in particular to an extrusion type hot-melt chess-shaped marking device.

Background

At present, in the field of road marking, a hot-melt spraying marking has unique advantages and long service life, however, the heat preservation of hot-melt coating is a crucial link in the construction operation process, particularly the hot-melt spot coating of a nozzle part, and the device is provided in order to realize that the temperature of the coating is not reduced in the hot-melt spot coating process and maintain the reasonable fluidity of the coating.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an extrusion type hot-melt chess-shaped marking device which is scientific in design, can realize double-row chess-shaped spot coating operation, is high in marking efficiency, can achieve the purpose of heat preservation, ensures that the temperature of a hot-melt coating is always stable in the spot coating operation process, and ensures that the hot-melt coating flows normally.

In order to realize the purpose, the utility model adopts the following technical scheme:

a squeezing hot-melting chessman-shaped marking device comprises a coating material feeding pipe, a first coating material heat-preservation bin and two groups of heat-preservation point-coating marking components, wherein a herringbone coating material conveying three-way pipe is fixedly arranged in the first coating material heat-preservation bin, an upper section pipe of the herringbone coating material conveying three-way pipe penetrates through and is fixedly connected with the middle part of a top plate of the first coating material heat-preservation bin, the coating material feeding pipe is vertically arranged, the upper end of the coating material feeding pipe is connected with a discharging end of an external hot-melting coating kettle, the lower end of the coating material feeding pipe is connected with the upper end of the herringbone coating material conveying three-way pipe, the lower end of a left side pipe and the lower end of a right side pipe of the herringbone coating material conveying three-way pipe are fixedly connected on a bottom plate of the first coating material heat-preservation bin, the two groups of heat-preservation point-coating marking components are identical in structure and are fixedly arranged at the bottom of the first coating material heat-preservation bin in a bilateral symmetry manner, and the feeding ends of the two groups of the heat-preservation point-coating marking components are respectively correspondingly connected with the lower end of the left side pipe and the herringbone coating material conveying three-preservation pipe, the spraying ends of the two groups of heat-preservation point-coating scribing assemblies are arranged downwards, and a first heat-conducting oil inlet pipe and a first heat-conducting oil outlet pipe are arranged on the first coating heat-preservation bin.

The left heat preservation point coating scribing component comprises a coating extruding pipe, the coating extruding pipe is vertically arranged and is plugged at the bottom, the top of the coating extruding pipe is fixedly connected to the left side of the bottom of the first coating heat preservation cabin, the upper end of the coating extruding pipe is vertically and correspondingly connected with the lower end of the left pipe of the herringbone coating conveying three-way pipe, a point coating scribing seat is integrally formed on the lower portion of the right side of the coating extruding pipe, a second heat preservation cabin is fixedly arranged on the outer circumference of the right side of the coating extruding pipe and the point coating scribing seat, and a second heat conduction oil inlet pipe and a second heat conduction oil outlet pipe are arranged on the second heat preservation cabin.

The point-coating line-drawing seat is of an L-shaped rod structure and comprises a horizontal section and a vertical section, the horizontal section is horizontally arranged along the left-right direction, the left end of the horizontal section is fixedly connected with the lower part of the right side of the coating extrusion pipe in an integrated manner, the right end of the horizontal section is fixedly connected with the upper end of the vertical section in an integrated manner, a first coating passage which is through from left to right is horizontally arranged in the horizontal section along the left-right direction, the left end of the first coating passage is communicated with the lower side of the interior of the coating extrusion pipe, a second coating passage with an open lower side is vertically arranged in the vertical section, the upper end of the second coating passage is communicated with the right side of the middle part of the first coating passage, a high-pressure gas inflation joint which is positioned right above the second coating passage is fixedly embedded in the right side of the middle part in the horizontal section, the lower side part of the high-pressure gas inflation joint downwards penetrates through the first coating passage and blocks the first coating passage, and a coating orifice with an open lower side is arranged at the lower side part in the high-pressure gas inflation joint, the coating spray hole is connected with the upper end of the second coating channel in an up-and-down corresponding mode, the upper side portion in the high-pressure gas inflation joint is provided with a gas injection hole with an opening on the upper side, a gas injection hole communicated with the hole bottom of the gas injection hole and the hole top of the coating spray hole is formed in the high-pressure gas inflation joint, the left side of the high-pressure gas inflation joint is provided with a coating inlet hole which is communicated with the coating spray hole and corresponds to the left side and the right side of the first coating channel, and the upper portion of the horizontal section is fixedly connected with a high-pressure gas injection pipe communicated with the upper end of the gas injection hole through a gas quick-connection joint.

The bottom of the gas injection hole is of a conical structure with a large top and a small bottom, the top of the paint spray hole is of a conical structure with a small top and a large bottom, the inner diameter of the paint spray hole is the same as that of the second paint channel, and the inner diameter of the paint inlet hole is the same as that of the first paint channel.

And a coating spot-coating nozzle is fixedly embedded in the lower end of the second coating channel, the coating spot-coating nozzle sprays downwards, and the spraying shape of the coating spot-coating nozzle is in a chessman shape.

The upper part of the gas quick-connection-peg is provided with an air inlet communicated with a high-pressure gas injection pipe, and the lower end face of the gas quick-connection-peg is provided with a high-pressure gas injection hole communicated with a gas injection hole.

Compared with the prior art, the utility model has substantive characteristics and progress, and specifically, the working principle of the utility model is as follows: the hot-melt coating is output from the discharge end of an external hot-melt coating kettle at a certain pressure and extruded into the upper section pipe of the herringbone coating conveying three-way pipe through the coating feeding pipe, the hot-melt coating flows downwards through the left side pipe and the right side pipe of the herringbone coating conveying three-way pipe respectively in two ways and enters into two coating extruding pipes, the hot-melt coating flows through the coating inlet hole of the high-pressure gas inflation joint through the first coating passage and enters into the coating spray hole, meanwhile, the high-pressure gas is injected into the gas injection hole of the high-pressure gas inflation joint through the high-pressure gas injection pipe, the high-pressure gas is pressed into the coating spray hole at certain frequency and presses a certain amount of hot-melt coating downwards into the second coating passage, so that the hot-melt coating is extruded onto the road surface through the coating point-coating nozzle to form chessman shaped marking point, thereby realizing the chessman double-row point coating operation, having high marking efficiency, high-temperature heat conduction oil enters the first heat preservation bin through the first heat conduction oil inlet pipe and then flows out of the first heat preservation bin through the first heat conduction oil outlet pipe, meanwhile, the high-temperature heat conduction oil enters the second heat preservation bin through the second heat conduction oil inlet pipe and then flows out of the second heat preservation bin through the second heat conduction oil outlet pipe, therefore, heat exchange between the high-temperature heat conduction oil in the first heat preservation bin and hot melt paint in the herringbone paint conveying three-way pipe is achieved through the pipe wall, heat exchange between the high-temperature heat conduction oil in the second heat preservation bin and the hot melt paint in the paint extruding pipe and the dot line marking seat is achieved through the pipe wall, the heat preservation purpose is achieved, the temperature of the hot melt paint is guaranteed to be kept stable all the time in the dot coating operation process, and the hot melt paint is guaranteed to flow normally.

The utility model has scientific design, can realize double-row chessman-shaped spot coating operation, has high marking efficiency, can achieve the purpose of heat preservation, ensures that the temperature of the hot-melt coating is always kept stable in the spot coating operation process, and ensures that the hot-melt coating flows normally.

Drawings

Fig. 1 is a structural sectional view of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Detailed Description

The embodiments of the present invention are further described below with reference to the drawings.

As shown in figures 1 and 2, the extrusion type hot-melting chess-shaped marking device comprises a coating material feeding pipe 1, a first coating heat preservation bin 2 and two groups of heat preservation point-coating marking components, wherein a herringbone coating material conveying three-way pipe 3 is fixedly arranged in the first coating heat preservation bin 2, the upper section pipe of the herringbone coating material conveying three-way pipe 3 is fixedly connected to the middle part of the top plate of the first coating heat preservation bin 2 in a penetrating way, the coating material feeding pipe 1 is vertically arranged, the upper end of the coating material feeding pipe 1 is connected with the discharge end of an external hot-melting coating kettle, the lower end of the coating material feeding pipe 1 is connected with the upper end of the herringbone coating material conveying three-way pipe 3, the lower end of the left pipe and the lower end of the right pipe of the herringbone coating material conveying three-way pipe 3 are fixedly connected to the bottom plate of the first coating heat preservation bin 2, the two groups of heat preservation point-coating marking components are identical in structure and are fixedly arranged at the bottom of the first coating heat preservation bin 2 in a bilateral symmetry manner, the feeding ends of the two groups of heat preservation point coating scribing components are respectively connected with the lower end of a left side pipe and the lower end of a right side pipe of the herringbone coating conveying three-way pipe 3 correspondingly, the spraying ends of the two groups of heat preservation point coating scribing components are arranged downwards, and a first heat conduction oil inlet pipe 4 and a first heat conduction oil outlet pipe 5 are arranged on the first coating heat preservation bin 2.

The left heat preservation point is scribbled and is marked line subassembly includes that coating is crowded into pipe 6, the vertical setting of coating crowded into pipe 6 and the shutoff of bottom, the top fixed connection of coating crowded into pipe 6 is in the bottom left side of first coating heat preservation storehouse 2, the upper end of coating crowded into pipe 6 corresponds from top to bottom with the left side pipe lower extreme of chevron shape coating transport three-way pipe 3 and is connected, the right side lower part integrated into one piece of coating crowded into pipe 6 is a bit scribbled line seat 8, the coating is crowded into pipe 6 and is fixed with second heat preservation storehouse 17 with the outer circumference in the right side of dotted line seat 8, it advances pipe and second conduction oil exit tube to be provided with the second conduction oil on the second heat preservation storehouse 17.

The spot-coating line drawing seat 8 is of an L-shaped rod structure, the spot-coating line drawing seat 8 comprises a horizontal section and a vertical section, the horizontal section is horizontally arranged along the left-right direction, the left end of the horizontal section is fixedly connected with the lower part of the right side of the coating extrusion pipe 6 in an integrated manner, the right end of the horizontal section is fixedly connected with the upper end of the vertical section in an integrated manner, a first coating channel 9 which is through from left to right is horizontally arranged in the horizontal section along the left-right direction, the left end of the first coating channel 9 is communicated with the lower side in the coating extrusion pipe 6, a second coating channel 10 with an opening at the lower side is vertically arranged in the vertical section, the upper end of the second coating channel 10 is communicated with the right side of the middle part of the first coating channel 9, a high-pressure gas inflation joint 11 which is positioned right above the second coating channel 10 is fixedly embedded in the right side of the middle part in the horizontal section, the lower side part of the high-pressure gas inflation joint 11 downwards penetrates into the first coating channel 9 and blocks the first coating channel 9, the lower side portion of the interior of the high-pressure gas inflation joint 11 is provided with a coating spray hole 12 with an open lower side, the coating spray hole 12 is correspondingly connected with the upper end of the second coating channel 10 up and down, the upper side portion of the interior of the high-pressure gas inflation joint 11 is provided with a gas injection hole 13 with an open upper side, the interior of the high-pressure gas inflation joint 11 is provided with a gas injection hole 14 communicating the hole bottom of the gas injection hole 13 with the hole top of the coating spray hole 12, the left side of the high-pressure gas inflation joint 11 is provided with a coating inlet hole 15 corresponding to the left side and the right side of the first coating channel 9 and communicating with the coating spray hole 12, and the upper portion of the horizontal section is fixedly connected with a high-pressure gas injection pipe 7 communicating with the upper end of the gas injection hole 13 through a gas quick-plugging joint 16.

The bottom of the gas injection hole 13 is tapered with a large top and a small bottom, the top of the paint injection hole 12 is tapered with a small top and a large bottom, the inner diameter of the paint injection hole 12 is the same as that of the second paint channel 10, and the inner diameter of the paint inlet hole 15 is the same as that of the first paint channel 9.

A coating spot-coating nozzle 18 is fixedly embedded in the lower end of the second coating passage 10, the coating spot-coating nozzle 18 sprays downwards, and the spraying shape of the coating spot-coating nozzle 18 is in a chess-shape.

The upper part of the gas quick-connection-peg 16 is provided with an air inlet communicated with the high-pressure gas injection pipe 7, and the lower end surface of the gas quick-connection-peg 16 is provided with a high-pressure gas injection hole communicated with the gas injection hole 13.

The second conduction oil inlet pipe and the second conduction oil outlet pipe are not shown in the drawing.

The working principle of the utility model is as follows: the hot-melt coating is output from the discharge end of an external hot-melt coating kettle at a certain pressure and extruded into the upper section of a herringbone coating conveying three-way pipe 3 through a coating feeding pipe 1, the hot-melt coating flows downwards into two coating extruding pipes 6 through the left side pipe and the right side pipe of the herringbone coating conveying three-way pipe 3 respectively in two ways, the hot-melt coating flows through a coating inlet hole 15 of a high-pressure gas inflation joint 11 into a coating spray hole 12 through a first coating channel 9, simultaneously, high-pressure gas is injected into a gas injection hole 13 of the high-pressure gas inflation joint 11 through a high-pressure gas injection pipe 7, the high-pressure gas is pressed into the coating spray hole 12 at certain frequency and a certain amount of hot-melt coating is pressed downwards into a second coating channel 10, so that the hot-melt coating is extruded onto the road surface through a coating spot-coating spray nozzle 18 to form chessman index point, thus realizing double-row chessman spot-coating operation, the scribing efficiency is high, in the process, high-temperature heat conduction oil enters the first heat preservation bin through the first heat conduction oil inlet pipe 4, flows out of the first heat preservation bin through the first heat conduction oil outlet pipe 5, meanwhile, the high-temperature heat conduction oil enters the second heat preservation bin 17 through the second heat conduction oil inlet pipe, and flows out of the second heat preservation bin 17 through the second heat conduction oil outlet pipe, so that the heat exchange between the high-temperature heat conduction oil in the first heat preservation bin and the hot melt coating in the herringbone coating conveying three-way pipe 3 is realized through the pipe wall, the heat exchange between the high-temperature heat conduction oil in the second heat preservation bin 17 and the hot melt coating in the coating extruding pipe 6 and the dot coating seat 8 is realized through the pipe wall, the heat preservation purpose is achieved, the temperature of the hot melt coating in the dot coating operation process is always kept stable, and the flowing normality of the hot melt coating is ensured.

The above embodiments are merely to illustrate rather than to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; modifications and equivalents may be made thereto without departing from the spirit and scope of the utility model and it is intended to cover in the claims the utility model as defined in the appended claims.

Claims

1. The utility model provides an extrusion formula hot melt chess piece form marking device which characterized in that: the paint heat preservation device comprises a paint feeding pipe, a first paint heat preservation bin and two sets of heat preservation point coating and scribing components, wherein a herringbone paint conveying three-way pipe is fixedly arranged in the first paint heat preservation bin, an upper section pipe of the herringbone paint conveying three-way pipe is fixedly connected to the middle part of a top plate of the first paint heat preservation bin in a penetrating manner, the paint feeding pipe is vertically arranged, the upper end of the paint feeding pipe is connected with the discharge end of an external hot-melting paint kettle, the lower end of the paint feeding pipe is connected with the upper end of the herringbone paint conveying three-way pipe, the lower end of a left side pipe and the lower end of a right side pipe of the herringbone paint conveying three-way pipe are fixedly connected to a bottom plate of the first paint heat preservation bin, the two sets of heat preservation point coating and scribing components are identical in structure and are fixedly arranged at the bottom of the first paint heat preservation bin in a bilateral symmetry manner, and the feeding ends of the two sets of heat preservation point coating and scribing components are respectively correspondingly connected with the lower end of the left side pipe and the right side pipe of the herringbone paint conveying three-way pipe, the spraying ends of the two groups of heat preservation point-coating scribing components are arranged downwards, and a first heat conduction oil inlet pipe and a first heat conduction oil outlet pipe are arranged on the first coating heat preservation bin.

2. The extruded hot-melt chessman-like scribe device of claim 1, wherein: the left heat preservation point coating scribing component comprises a coating extruding pipe, the coating extruding pipe is vertically arranged and is plugged at the bottom, the top of the coating extruding pipe is fixedly connected to the left side of the bottom of the first coating heat preservation cabin, the upper end of the coating extruding pipe is vertically and correspondingly connected with the lower end of the left pipe of the herringbone coating conveying three-way pipe, a point coating scribing seat is integrally formed on the lower portion of the right side of the coating extruding pipe, a second heat preservation cabin is fixedly arranged on the outer circumference of the right side of the coating extruding pipe and the point coating scribing seat, and a second heat conduction oil inlet pipe and a second heat conduction oil outlet pipe are arranged on the second heat preservation cabin.

3. The extruded hot-melt chessman-like scribe device of claim 2, wherein: the point-coating line-drawing seat is of an L-shaped rod structure and comprises a horizontal section and a vertical section, the horizontal section is horizontally arranged along the left-right direction, the left end of the horizontal section is fixedly connected with the lower part of the right side of the coating extrusion pipe in an integrated manner, the right end of the horizontal section is fixedly connected with the upper end of the vertical section in an integrated manner, a first coating passage which is through from left to right is horizontally arranged in the horizontal section along the left-right direction, the left end of the first coating passage is communicated with the lower side of the interior of the coating extrusion pipe, a second coating passage with an open lower side is vertically arranged in the vertical section, the upper end of the second coating passage is communicated with the right side of the middle part of the first coating passage, a high-pressure gas inflation joint which is positioned right above the second coating passage is fixedly embedded in the right side of the middle part in the horizontal section, the lower side part of the high-pressure gas inflation joint downwards penetrates through the first coating passage and blocks the first coating passage, and a coating orifice with an open lower side is arranged at the lower side part in the high-pressure gas inflation joint, the coating spray hole is connected with the upper end of the second coating channel in an up-and-down corresponding mode, the upper side portion in the high-pressure gas inflation joint is provided with a gas injection hole with an opening on the upper side, a gas injection hole communicated with the hole bottom of the gas injection hole and the hole top of the coating spray hole is formed in the high-pressure gas inflation joint, the left side of the high-pressure gas inflation joint is provided with a coating inlet hole which is communicated with the coating spray hole and corresponds to the left side and the right side of the first coating channel, and the upper portion of the horizontal section is fixedly connected with a high-pressure gas injection pipe communicated with the upper end of the gas injection hole through a gas quick-connection joint.

4. The extruded hot-melt chessman-like scribe device of claim 3, wherein: the bottom of the gas injection hole is of a conical structure with a large top and a small bottom, the top of the paint spray hole is of a conical structure with a small top and a large bottom, the inner diameter of the paint spray hole is the same as that of the second paint channel, and the inner diameter of the paint inlet hole is the same as that of the first paint channel.

5. The extruded hot-melt chessman-like scribe device of claim 3, wherein: and a coating spot-coating nozzle is fixedly embedded in the lower end of the second coating channel, the coating spot-coating nozzle sprays downwards, and the spraying shape of the coating spot-coating nozzle is in a chessman shape.

6. The extruded hot-melt chessman-like scribe device of claim 5, wherein: the upper part of the gas quick-connection plug is provided with a gas inlet communicated with the high-pressure gas injection pipe, and the lower end surface of the gas quick-connection plug is provided with a high-pressure gas injection hole communicated with the gas injection hole.