TWM532311U - Coating device of protective layer of conveyor - Google Patents

Abstract

A coating device of a protective layer of a conveyor is provided. The coating device has a fluid storage tank, at least one control valve, at least one pump, at least one air pipeline, and at least one nozzle for coating a protective layer on the conveyor. A strength of the protective layer attached on the conveyor can be improved by disposing the control valve, the pump and the nozzle.

Description

Conveyor belt protective layer spraying device

The present invention relates to a spraying device, and more particularly to a conveyor belt coating spraying device for use on a conveyor belt.

The conveyor belt is a composite consisting mainly of a flexible reinforcing skeleton compounded with rubber or plastic. Commercially available conveyor belts are mostly rubber facing conveyor belts and polyvinyl chloride (PVC) material conveyor belts. In the prior art, the surface of the conveyor belt usually needs to be sprayed with a coating as a protective layer on the surface of the conveyor belt, thereby reducing the adhesion of foreign matter to the surface of the conveyor belt.

However, the traditional method of spraying is to manually hold the spray gun and then spray the surface of the workpiece. This method is not conducive to automated work, and the environment is covered with free paint, which will obviously affect the health of the operator. In addition, current automatic spraying equipment is configured to dispose one or more spray guns in a predetermined closed or semi-enclosed space, and then place a workpiece in the space for automatic spraying. This method can improve the shortcomings caused by the traditional manual spraying operation mode. However, the automatic spraying equipment needs to be dusted before spraying, and needs to be dried after spraying, which not only increases the completion time of the entire spraying operation, but also consumes more. Labor costs.

Therefore, it is necessary to provide an improved conveyor belt coating spraying device to solve the problem of increasing the time required for the spraying operation and the labor cost caused by the conventional automatic belt spraying equipment.

The main purpose of this creation is to provide a conveyor belt protective layer spraying device, which provides a stable and slightly adjusted protective liquid to the control valve by controlling the liquid storage pump, while maintaining the water-liquid ratio of the spray, thereby improving the protective layer on the conveyor belt. Adhesion strength.

In order to achieve the above object, the present invention provides a conveyor belt coating spraying device for spraying a protective layer on a conveyor belt, the conveyor belt coating layer spraying device comprising a liquid storage tank, at least one control valve, at least one storage a liquid pump, an air pipe and at least one nozzle; wherein the liquid storage tank is for storing a protection liquid; the control valve is connected to the liquid storage tank; and the liquid storage pump is used to advance the protection liquid of the liquid storage tank to a control valve; the air pipe is connected to the control valve and configured to deliver air to the control valve; the nozzle communicates with the control valve and is disposed facing the conveyor belt for mixing the protection in the control valve A spray formed by the liquid and air is sprayed onto the conveyor belt to form the protective layer.

In an embodiment of the present invention, the conveyor belt coating spraying device further comprises at least one fixing seat and at least one rod body, the fixing seat is disposed on the rod body, and the nozzle is disposed on the fixing base.

In an embodiment of the present invention, an axial direction of the rod is parallel to an axial direction of a roller of the conveyor belt, and the nozzle sprays the spray at an angle between the conveyor belt and the roller. .

In one embodiment of the present invention, the nozzle has a U-shaped conduit and an orifice, the U-shaped conduit communicating with the control valve, the orifice being formed on the U-shaped conduit.

In an embodiment of the present invention, the conveyor belt coating device further includes at least one pressure gauge disposed between the nozzle and the control valve for measuring a gas pressure therebetween.

In an embodiment of the present invention, the conveyor belt coating device further includes a controller for controlling whether the liquid storage pump and the control valve are activated or not.

In one embodiment of the present invention, the number of nozzles is two or more, and the nozzles are juxtaposed below the conveyor belt.

In an embodiment of the present invention, the conveyor belt coating spraying device further comprises a housing seat, wherein the liquid storage tank, the control valve and the liquid storage pump are installed in the housing seat.

As described above, the air introduced by the air piping and the protective liquid pushed by the liquid storage pumps are sprayed through the nozzle to the surface of the conveyor belt to form the protective layer on the surface of the conveyor belt. Wherein the controller can control the liquid storage pumps to provide stable and slightly adjusted protective liquid to the control valves, and maintain the proportion of the water and liquid of the spray to improve the adhesion strength of the protective layer on the conveyor belt, and at the same time, The friction between the conveyor belt and the conveyed material can be prevented, and at the same time, the conveyed object can be prevented from adhering to the surface of the conveyor belt.

100‧‧‧Conveyor belt protective layer spraying device

101‧‧‧ conveyor belt

102‧‧‧Roller

2‧‧‧Liquid tank

31‧‧‧Control valve

32‧‧‧Liquid pump

33‧‧‧ pressure gauge

4‧‧‧Air piping

5‧‧‧ nozzle

51‧‧‧U-shaped catheter

52‧‧‧ orifice

61‧‧‧ Fixed seat

62‧‧‧ rod body

7‧‧‧ Controller

8‧‧‧ housing seat

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a side elevational view of a preferred embodiment of a conveyor belt protective layer spraying apparatus of the present invention; and Figure 2 is a side elevational view of a partial component of a preferred embodiment of the belt coating layer spraying apparatus of the present invention. Figure 3 is a top view of the nozzle of a preferred embodiment of the inventive belt protective layer spraying device; Figure 4 is a side elevational view of a nozzle of a preferred embodiment of the inventive belt protective layer spraying apparatus.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, the preferred embodiments of the present invention will be described in detail below. Furthermore, the directional terms mentioned in this creation, such as upper, lower, top, bottom, front, rear, left, right, inner, outer, side, surrounding, central, horizontal, horizontal, vertical, vertical, axial, Radial, uppermost or lowermost, etc., only refer to the direction of the additional schema. Therefore, the directional terminology used is used to describe and understand the creation, and is not intended to limit the creation.

Referring to FIGS. 1 and 2, a preferred embodiment of the present invention is a protective layer spraying device 100 for spraying a protective layer on a conveyor belt 101 ( Not shown, the protective layer is attached to the surface of the conveyor belt 101, wherein the conveyor belt coating spraying device 100 comprises a liquid storage tank 2, a plurality of control valves 31, and a plurality of liquid storage pumps 32, A plurality of pressure gauges 33, an air pipe 4, a plurality of nozzles 5, at least one fixing seat 61, at least one rod 62, a controller 7, and a housing seat 8. This work will detail the detailed construction, assembly relationship and operation principle of each component of the assembly equipment.

Continuing with reference to Figures 1 and 2, the liquid storage tank 2 is for storing a protective liquid which is a water-soluble and milky white inert active agent, after drying on the surface of the conveyor belt 101, By forming the protective layer, it is possible to prevent the conveyor belt 101 from rubbing against the conveyed object, and at the same time, prevent the conveyed object from adhering to the surface of the conveyor belt 101.

Referring to Figures 1 and 2, the control valves 31 are connected to the liquid storage tank 2. In the present embodiment, the conveyor belt protective layer spraying device 100 is provided with three control valves 31, each of which is three The valve is used to introduce air and a protective liquid, and outputs mixed air and a protective liquid.

Referring to Figures 1 and 2, the reservoir pump 32 is used to propel the protection liquid of the liquid storage tank 2 to the corresponding control valve 31. In this embodiment, each liquid storage pump 32 It is used to increase the pressure of the protective liquid, and the pressurized protective liquid generates a large propulsive force and is introduced into the control valves 31.

Referring to Figures 1 and 2, the air piping 4 is connected to the control valves 31 and is used to deliver air to the control valves 31. In the present embodiment, the air piping 4 is to be discharged from the compressor. The compressed air is introduced into the control valves 31.

Referring to Figures 1, 3 and 4, the nozzles 5 are respectively connected to the control valves 31, and each nozzle 5 is disposed facing the conveyor belt 101 for mixing in the control valves 31. A spray formed by the protective liquid and air is sprayed on the conveyor belt 101 to form the protective layer. Each of the nozzles 5 has a U-shaped duct 51 and a nozzle hole 52. The U-shaped duct 51 is connected to a corresponding control valve 31. The nozzle hole 52 is formed on the U-shaped duct 51. In this embodiment, The number of nozzles 5 is three, and the nozzles 5 are juxtaposed below the conveyor belt 101. In other embodiments, the number of the nozzles 5 can be adjusted to one or more of the widths of the conveyor belts 101, and is not limited by this embodiment.

With reference to Figures 1, 3 and 4, the holder 61 is disposed on the rod 62, and at least one or more nozzles 5 may be disposed on the holder 61. In the embodiment, the rod body An axial direction of 62 is parallel to an axial direction of a roller 102 of the conveyor belt 101, and the nozzles 5 spray the nozzles The mist is sprayed at an angle (space) between the lower surface of the conveyor belt 101 and an outer peripheral surface of the roller 102.

Referring to Figures 1 and 2, the pressure gauges 33 are disposed between the nozzles 5 and the control valves 31 to measure a gas pressure therebetween. In addition, the controller 7 is configured to control whether the liquid storage pump 32 and the control valves 31 are activated, and the liquid storage tank 2, the control valves 31 and the liquid storage pumps 32 are mounted on the shell. In the body 8 .

According to the above configuration, when the conveyor belt 101 is in operation, the conveyance of the conveyor belt 101 is carried and removed, and the operator controls the air introduced by the air pipe 4 by operating the controller 7 and the The protective liquid pushed by the liquid storage pump 32 causes the quantitative air and the protective liquid to be mixed in the control valves 31, and then pushed through the gas pressure to the corresponding nozzle 5, and the U-shaped conduit 51 passing through the nozzle 5 The spray hole 52 sprays the spray, and then sprays at an angle between the conveyor belt 101 and the roller 102, so that part of the spray adheres to the surface of the conveyor belt 101, and part of the spray remains on the roller 102. Then, the roller 102 is further pressed to the surface of the conveyor belt 101 to form the protective layer on the surface of the conveyor belt 101.

With the above design, the air introduced by the air pipe 4 and the protective liquid pushed by the liquid storage pumps 32 are sprayed through the nozzle 5 to the surface of the conveyor belt 101, so that the conveyor belt 101 is transported. The surface forms the protective layer, wherein the controller 7 can control the liquid storage pumps 32 to provide a stable and slightly adjusted protective liquid to the control valves 31, while maintaining the water-liquid ratio of the spray, and improving the protective layer. The adhesion strength of the conveyor belt 101 can also prevent the conveyor belt 101 from rubbing against the conveyed material, and at the same time prevent the conveyed object from adhering to the surface of the conveyor belt 101.

Although the present invention has been disclosed in its preferred embodiments, it is not intended to limit the present invention, and anyone skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. The scope of protection is subject to the definition of the scope of the patent application.

100‧‧‧Conveyor belt protective layer spraying device

101‧‧‧ conveyor belt

102‧‧‧Roller

4‧‧‧Air piping

5‧‧‧ nozzle

7‧‧‧ Controller

8‧‧‧ housing seat

Claims (8)

A conveyor belt protective layer spraying device for spraying a protective layer on a conveyor belt, the conveyor belt protective layer spraying device comprising: a liquid storage tank for storing a protection liquid; at least one control valve connecting the liquid storage a bucket; at least one reservoir pump for propelling the protection liquid of the liquid storage tank to the control valve; an air piping connected to the control valve for conveying air to the control valve; and at least one nozzle The control valve is connected and disposed to face the conveyor belt for forming a protective layer on the conveyor belt by spraying a spray formed by mixing the protection liquid and air in the control valve. The conveyor belt coating spraying device according to claim 1, further comprising at least one fixing seat and at least one rod, the fixing seat is disposed on the rod body, and the nozzle is disposed on the fixing base. The conveyor belt protective layer spraying device according to claim 2, wherein an axial direction of the rod body is parallel to an axial direction of a roller of the conveyor belt, and the nozzle sprays the spray on the conveyor belt and An angle between the two rollers. The conveyor belt protective layer spraying device according to claim 1, wherein the nozzle has a U-shaped duct and a nozzle hole, and the U-shaped duct communicates with the control valve, and the nozzle hole is formed on the U-shaped duct. The conveyor belt protective layer spraying device according to claim 1, further comprising at least one pressure gauge disposed between the nozzle and the control valve for measuring a gas pressure between the two. The conveyor belt protective layer spraying device according to claim 1, further comprising a controller for controlling the liquid storage pump and the control valve to be activated or not. The conveyor belt protective layer spraying device according to claim 1, wherein the number of the nozzles is two or more, and the nozzles are juxtaposed under the conveyor belt. The conveyor belt coating spraying device of claim 1, further comprising a housing seat, wherein the liquid storage tank, the control valve and the liquid storage pump are installed in the housing seat.