KR101466259B1 - Apparatus for cleaning pressure tank for paint - Google Patents

Abstract

A colorant pressure tank cleaning apparatus is disclosed. The disclosed colorant pressure tank cleaning apparatus includes at least one colorant pressure tank provided with a coloring agent capable of being supplied, discharged and recovered, and having a pressure forming space formed therein; A paint supply pipe connected to a lower portion of the paint tank for supplying a paint; A first coloring agent intermittent valve installed in the colorant supply pipe to open and close the colorant supply pipe to intermittently supply a coloring agent to the colorant supply pipe; A cleaning agent supply pipe connected at one end to the paint supply pipe at the inlet side of the first paint color control valve and connected at the other end to the paint color pressure tank to supply the cleaning agent into the paint color pressure tank; A cleaning agent spray nozzle installed at an end of the cleaning agent supply pipe and having at least one cleaning agent sprayed onto an inner wall surface of the paint tank; And a cleaner intermittent valve installed in the cleaner feed pipe to intermittently supply the cleaner to the cleaner spray nozzle.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a pressure tank cleaning apparatus,

The present invention relates to a colorant pressure tank cleaning apparatus, and more particularly, to a colorant pressure tank cleaning apparatus for cleaning and removing a residual colorant attached to an inner wall surface of a pressure tank.

Generally, various roads for vehicle passage are painted with a yellow line for distinguishing between a white line for discriminating the running direction of the vehicle and a running distance, and the opposite lane so as to avoid collision with other vehicles.

In addition, a coloring agent for lane marking on the road is usually added with a reactive MMA resin, a coloring pigment for determining color, and a filler pigment, a hardening agent for quick fixation of a colored lane during painting, and a lacquer coloring agent As shown in FIG.

As a prior art related to such lane painting, a 'lane painting apparatus' of Korean Registered Patent No. 10-0977998 (registered on Aug. 19, 2010) is disclosed.

Fig. 1 shows a schematic block diagram of the above-described lane marking apparatus.

1, the lane marking apparatus is usually mounted on a vehicle and includes a paint supply device 10, a hardener supply device 20, a cleanser supply device 30, a mixer 51, and a spray device 52 .

More specifically, the coloring agent supply device 10 includes a coloring agent container 11 storing a yellow coloring agent or a white coloring agent, a coloring agent pump 12 pumping the coloring agent of the coloring agent vessel 11, A boiler 14 for heating the coloring agent so that the viscosity of the coloring agent conveyed by the pump 12 is kept constant and a coloring agent pressure tank 14 for regulating the conveying pressure of the heated coloring agent.

In particular, the paint container 11 is divided into a yellow paint container in which a yellow paint is stored and a white paint container in which a white paint is stored. In general, in the case of a vehicle lane painting apparatus, .

The curing agent supply device 20 includes a curing agent container 21 storing a curing agent mixed with a coloring agent, a curing agent pump 22 pumping the curing agent in the curing agent container 21, And a hardening agent pressure tank (23) for adjusting the conveying pressure of the conveyed hardening agent.

The cleaning agent supply device 30 includes a cleaning agent container 31 in which a cleaning agent for cleaning a path through which the paint and a hardener are transferred and a cleaning agent pump 32 for pumping the cleaning agent in the cleaning agent container 31 .

The paint agent supply device 10, the hardener supply device 20 and the cleaning agent supply device 30 are provided with a paint agent intermittent valve 15 for interrupting supply of a paint, a hardener and a cleaning agent to the sprayer 52, (24) and a cleanser valve (33).

The coloring agent container 11 in the coloring agent supply device 10 is used for continuously supplying a mixture of a coloring agent and a mixed coloring agent. The coloring agent is usually composed of an MMA reactive resin, a coloring pigment, a filler pigment, and an additive.

The coloring agent pump 12 has a pumping function, and the coloring agent in the coloring agent container 11 is pumped and fed to the injection device 52. [

In addition, the boiler 13 sufficiently heats the paint agent conveyed along the conveyance pipe by pumping the paint agent pump 12 to temporarily lower the viscosity of the paint agent.

The colorant pressure tank 14 is also referred to as a colorant pressure regulating tank or a colorant pressure forming tank. The pressure of the colorant to be conveyed at high pressure is optimized by the pumping of the colorant pump 12, so that the injection by the injector 52 is smooth .

The coloring agent control valve 15 is for supplying or stopping the supply of the coloring agent through the coloring agent supply device 10 and is usually configured to be manually opened or closed, but may be configured to be semi-automatic or automatically opened and closed by a controller.

2 is a partial cross-sectional view of the colorant pressure tank 14.

Referring to FIG. 2, the colorant pressure tank 14 is formed in a cylindrical shape having a pressure forming space therein, a supply pipe 41 for supplying a coloring agent is connected to a lower side of the colorant pressure tank 14, A discharge pipe 42 is connected to the other side of the lower portion of the paint tank 41 so that the paint in the paint tank 14 is discharged to the spraying device 52.

A recovery pipe 43 for recovering the coloring agent in the paint tank 14 to the paint vessel 11 is connected to the other side of the lower portion of the paint tank 14, A drain valve 43a for controlling the opening and closing of the recovery pipe 43 is provided depending on whether or not the paint agent in the paint tank 14 is recovered.

That is, when the drain valve 43a is opened, the paint agent in the paint tank 14 is recovered into the paint vessel 11.

An air supply control unit 14a is provided at an upper portion of the colorant pressure tank 14 so as to be able to open and close a through-hole (not shown) so that external air can be supplied. The air supply control unit 14a controls the colorant pressure tank The inner pressure of the chamber 14 is raised, and the paint is discharged at a proper pressure.

On the other hand, the paint (paint) is made by mixing various components and depending on the role of the components, the main components (resin and pigment) of the coating film, the subelements (additives and other additives) .

2, even if all of the paint in the paint tank 14 is discharged, the residual paint agent P (P) on the inner wall surface of the paint tank 14 ) Is attached and does not fall.

As a result, the performance of the coloring agent pressure tank 14 is lowered, and the quality of the coloring agent mixed with the coloring agent to which the remaining residual coloring agent P is supplied for a long time is lowered, resulting in a problem of deteriorating the quality of the coloring.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a method of cleaning a residual paint agent attached to an inner wall of a paint tank, thereby maintaining the original performance of the paint tank, The present invention has been made in view of the above problems.

According to an aspect of the present invention, there is provided a coloring agent pressure tank cleaning apparatus comprising: at least one coloring agent pressure tank provided with a coloring agent capable of supplying, discharging and recovering, A paint supply pipe connected to a lower portion of the paint tank for supplying a paint; A first coloring agent intermittent valve installed in the colorant supply pipe to open and close the colorant supply pipe and intermittently supply a coloring agent to the colorant supply pipe; A cleaning agent supply pipe connected at one end to the paint supply pipe at the inlet side of the first paint color control valve and connected at the other end to the paint color pressure tank to supply the cleaning agent into the paint color pressure tank; A cleaning agent spray nozzle installed at an end of the cleaning agent supply pipe, the cleaning agent spray nozzle having at least one cleaning agent sprayed on an inner wall surface of the paint tank; And a cleaner intermittent valve installed in the cleaner supply pipe to intermittently supply the cleaning agent to the cleaner spray nozzle.

According to the embodiment of the present invention, the original performance of the colorant pressure tank can be maintained by supplying and spraying the cleaning agent into the interior of the colorant pressure tank and washing and removing the residual colorant attached to the interior wall of the colorant pressure tank, Quality can be maintained, and thus the quality of painting can be improved.

1 is a schematic block diagram of a conventional lane-painting apparatus.
Figure 2 is a partial cross-sectional view of the paint tank of Figure 1;
3 is a block diagram showing a configuration of a coloring agent pressure tank cleaning apparatus according to an embodiment of the present invention.
Fig. 4 is a block diagram of the upper part of the colorant pressure tank of Fig. 3; Fig.
5 is a configuration view showing a configuration of a coloring agent pressure tank cleaning apparatus according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 3 is a block diagram illustrating a configuration of a coloring agent pressure tank cleaning apparatus according to an embodiment of the present invention, and FIG. 4 is a block diagram of a coloring agent pressure tank of FIG. 3.

3 and 4, a coloring agent pressure tank cleaning apparatus according to an embodiment of the present invention includes piping connected as described below so that a paint can be supplied, discharged, and recovered, A coloring agent supply pipe 111 connected to one side of the lower side of the coloring agent pressure tank 100 for supplying a coloring agent and a coloring agent supply pipe 111 provided at one end of the coloring agent supply pipe 111, And a first coloring agent control valve 123 for controlling the supply of the coloring agent to the coloring agent supply pipe 111 by opening / closing the first coloring agent control valve 111.

The coloring agent pressure tank cleaning apparatus according to the present invention has one end connected to the coloring agent supply pipe 111 at the inlet side of the first color agent control valve 123 and the other end connected to the upper portion of the colorant pressure tank 100 A cleaning agent supply pipe 112 for supplying a cleaning agent into the colorant pressure tank 100 and a cleaning agent supply pipe 112 provided at an end of the cleaning agent supply pipe 112 for supplying a cleaning agent to the inner wall surface of the colorant pressure tank 100 A cleaning agent dispensing nozzle 118 installed at one side of the cleaning agent supply pipe 112 and a cleaning agent intermittent valve 116 installed at one side of the cleaning agent supply pipe 112 for controlling supply of the cleaning agent to the cleaning agent injection nozzle 118.

A first coloring agent check valve (not shown) is provided in the coloring agent supply pipe 111 between the first coloring agent control valve 123 and the coloring agent pressure tank 100 to prevent the coloring agent supplied to the coloring agent supply pipe 111 from flowing back to the coloring agent vessel 111a.

The cleaning agent supply pipe 112 between the cleaning agent dispensing nozzle 116 and the cleaning agent dispensing nozzle 118 is provided with a cleaning agent which prevents the cleaning agent supplied to the cleaning agent supply pipe 112 from flowing back toward the cleaning agent container 31 A check valve 117 is provided.

4, a scatter plate 126 is disposed in the paint tank 100 so that the scattered detergent sprayed from the detergent spray nozzles 118 can be scattered toward the inner wall of the pressure tank 100. As shown in FIG. 4, (125).

The droplet plate 126 has a central portion such that the cleaning agent sprayed from the cleaning agent injection nozzle 118 is not sprayed directly down into the paint tank 100 but is scattered to the inner wall of the paint tank 100 It is preferable that it is concave downward.

However, the diffuser plate 126 is not limited to a specific shape as long as the detergent can be sprayed from the detergent spray nozzle 118 and scattered to the inner wall of the paint tank 100.

The scatterer 126 is preferably installed at a height at which the residual colorant P adhered to the inner wall surface of the paint tank 100 can be cleaned and the bracket 125 ) May be provided in any form if the scattering of the cleaning agent is not hindered.

The colorant pressure tank 100 has a cylindrical shape in which a pressure forming space is formed. One side of the lower side of the colorant pressure tank 100 is provided with a coloring agent discharge pipe 122 for discharging the coloring agent in the colorant pressure tank 100, Is connected.

A second paint agent control valve 119 is provided at one side of the paint discharge pipe 122 for controlling the spraying device (see 52 in FIG. 1) for spraying a paint to paint the paint.

The second coloring agent check valve 121 is installed in the coloring agent discharge pipe 122 to prevent the discharged coloring agent from flowing back toward the coloring agent pressure tank 100.

The coloring agent discharge pipe 122 is provided with a filter F for filtering the foreign substances contained in the coloring agent.

A coloring agent recovery pipe 114 is connected to the other side of the lower portion of the colorant pressure tank 100 to recover a coloring agent in the colorant pressure tank 100 by a coloring agent container (see 11 in FIG. 1).

A drain valve 114a for controlling the opening and closing of the coloring agent recovery pipe 114 is installed at one side of the coloring agent recovery pipe 114 depending on whether the coloring agent in the coloring agent pressure tank 100 is recovered or not. For example, when the drain valve 114a is opened, the paint agent in the paint tank 100 is recovered to the paint vessel 11.

FIG. 5 is a block diagram showing a configuration of a coloring agent pressure tank cleaning apparatus according to another embodiment of the present invention.

In FIG. 5, the same reference numerals as those of FIGS. 3 and 4 denote the same members, and thus description of the same members will be omitted.

Referring to FIG. 5, a coloring agent pressure tank cleaning apparatus according to another exemplary embodiment of the present invention may include two coloring agents (two or more coloring agents) may be classified according to the content of the hardening agent or the color of the coloring agent. When different kinds of first and second coloring agents are transferred to the injection device 52 when the coloring agent is supplied from the first and second coloring agent containers (not shown) (100a, 200) are separately provided.

In other words, the coloring agent pressure tank cleaning apparatus according to another embodiment of the present invention includes a first cleaning agent supply pipe 115 extended to the cleaning agent supply pipe 112 and connected to the first colorant pressure tank 100a, A second detergent supply pipe 201 connected to the end of the tank 200 where the detergent supply pipe 112 extends is constituted.

Also, in the coloring agent pressure tank cleaning apparatus according to another embodiment of the present invention, the first coloring agent is discharged from the first coloring agent pressure tank 100a, the second coloring agent pressure tank 200 is connected to the end of the second coloring agent pressure tank, A second coloring agent discharge pipe 122 serving as a supply pipe and a second coloring agent discharge pipe 204 connected to a lower side of the second coloring agent pressure tank 200 to discharge a second coloring agent or a first coloring agent.

The first and second coloring agent pressure tanks 100a and 200 are provided on the other side of the lower side of the first and second coloring agent pressure tanks 100a and 200 to collect the first and second coloring agents in the first and second coloring agent pressure tanks 100a and 200, And two or three coloring agent recovery pipes 124 and 202 are connected.

The first and second color agent recovery tubes 124 and 202 are controlled to open and close the first and second color agent recovery tubes 124 and 202 depending on whether the first or second color agent is recovered in the first or second color agent pressure tanks 100a or 200 First and second drain valves 124a and 202a are provided. For example, when the first and second drain valves 124a and 202a are opened, the first and second paint colors in the first and second paint pressure tanks 100a and 200 are recovered into the first and second paint containers.

The operation of the coloring agent pressure tank cleaning apparatus according to the present invention having the above-described structure will be described as follows.

Prior to the description, the operation of the embodiment of the present invention shown in Figs. 3 and 4 and the operation of the other embodiment shown in Fig. 5 are similar, and the operation of another embodiment can be estimated from the operation description of one embodiment. Only the operation of one embodiment of the present invention will be described.

3 and 4, a coloring agent pressure tank cleaning apparatus according to the present invention is characterized in that the coloring agent in the coloring agent container 11 is pumped by the pumping of the coloring agent pump 12 in Fig. 1, 111 are fed at high pressure and supplied to the paint tank 100.

At this time, the cleaner intermittent valve 116 is closed, the first paint agent control valve 123 is opened, and the paint agent supplied to the paint agent supply pipe 111 by the first paint agent check valve 111a It does not flow back toward the paint vessel 11.

The coloring agent supplied into the colorant pressure tank 100 is discharged through the coloring agent discharge pipe 122 by the internal pressure of the colorant pressure tank 100 when the appropriate pressure can be supplied to the injection device 52, 52 to form a color.

At this time as well, the cleaning agent intermittent valve 116 is shut off, the second paint agent control valve 119 is opened, and the paint agent discharged from the paint agent pressure tank 100 by the second paint agent check valve 121 likewise, And does not flow back toward the pressure tank 100 side.

Further, since the filter F is provided on one side of the paint discharge pipe 122, the paint is sprayed onto the spraying device 52 after the foreign substance is filtered, and thus excellent paint quality can be obtained.

Then, when the painting operation is completed, the operation of the coloring agent pump 12 is stopped, the transferring and dispensing of the coloring agent is finished, and then, when the drain valve 114a of the coloring agent recovery tube 114 is opened, The paint agent in the tank 100 is recovered into the paint vessel 11.

When the coloring agent is completely discharged from the coloring agent pressure tank 100, the pressure inside the coloring agent pressure tank 100 becomes low.

As described above, when the paint is completely discharged from the paint tank 100, the residual paint agent P containing the curing agent or the like is adhered to the inner wall surface of the paint tank 100 as described above.

Then, the cleaning agent in the cleaning agent container 31 of FIG. 1 is fed to the fluid supply pipe 113 and the cleaning agent supply pipe 112 at a high pressure by the pumping of the cleaning agent pump 32, 100).

At this time, the first paint agent control valve 123 is shut off, the cleanser valve 116 is opened, and the cleanser check valve 117 installed behind the cleanser spray nozzle 118 cleans the cleanser to the cleanser container 31 It does not flow backward.

The detergent is sprayed onto the inner wall surface of the paint tank 100 through the detergent spray nozzle 118 and sprayed from the detergent spray nozzle 118 due to the scatter plate 126 installed in the paint tank 100 The cleaning agent is scattered on the inner wall of the paint tank 100.

Further, since the scattering plate 126 is formed in a concave shape with the center portion thereof being downward, the cleaning agent is sprayed on the inner wall surface of the paint tank 100 without spraying directly below the paint tank 100.

Therefore, it is possible to clean the residual colorant P adhered to the inner wall surface of the colorant pressure tank 100, to maintain the original performance of the colorant pressure tank 100, to maintain the original quality of the colorant, Can be improved.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. . Therefore, the true scope of protection of the present invention should be defined only by the appended claims.

100. Colorant Pressure Tank
111. Paint supply line
111a. First paint finish check valve
112. Cleaner feed pipe
114. Paint collecting tube
114a. Drain valve
116. Cleaner intermittent valve
117. Cleaner check valve
118. Cleaning agent spray nozzle
119. Second Colorant Control Valve
121. Second Colorant Check Valve
122. Pigment discharge pipe
123. First paint agent control valve
125. Bracket
126. The scatter plate

Claims (8)

At least one colorant pressure tank (100) provided to be capable of being supplied, discharged and recovered, and having a pressure forming space formed therein;
A paint supply pipe 111 connected to a lower side of the paint tank 100 for supplying a paint;
A first paint agent intermittent valve 123 provided at one end of the paint agent supply pipe 111 so as to be able to open and close the paint agent supply pipe 111 and to control the supply of the paint agent to the paint agent supply pipe 111;
One end of which is connected to the paint supply pipe 111 on the inlet side of the first paint agent control valve 123 and the other end of which is connected to the upper portion of the paint tank 100, A cleaning agent supply pipe 112 for supplying cleaning agent;
A cleaning agent spray nozzle 118 installed at an end of the cleaning agent supply pipe 112 and having at least one cleaning agent sprayed to the inner wall surface of the paint tank 100;
And a cleaner intermittent valve (116) installed in the cleaner supply pipe (112) to intermittently supply the cleaning agent to the cleaner spray nozzle (118)
A first coloring agent check valve (not shown) is provided in the coloring agent supply pipe 111 between the first coloring agent control valve 123 and the coloring agent pressure tank 100 to prevent the coloring agent supplied to the coloring agent supply pipe 111 from flowing back to the coloring agent vessel 111a,
The detergent supply pipe 112 between the detergent dispensing valve 116 and the detergent dispensing nozzle 118 is provided with a detergent check valve 117 for preventing the detergent supplied to the detergent supply pipe 112 from flowing back to the detergent container ),
The scatterer 126 is installed inside the colorant pressure tank 100 by the bracket 125 so that the detergent sprayed from the detergent spray nozzle 118 can be scattered toward the inner wall of the colorant pressure tank 100 And,
The droplet plate 126 is disposed at a center portion of the coloring agent pressure tank 100 so that the cleaning agent sprayed from the cleaning agent spraying nozzle 118 may not be sprayed directly downward into the coloring agent pressure tank 100, Wherein the lower surface of the pressure tank has a concave shape. delete delete delete delete The method according to claim 1,
A paint agent discharge pipe 122 is connected to the lower portion of the paint tank 100 to discharge the paint in the paint tank 100,
Wherein the paint agent discharge pipe (122) is provided with a second paint agent intermittent valve (119) for interrupting delivery to a spraying device for spraying a paint to paint. The method according to claim 6,
Wherein the paint agent discharge pipe (122) is provided with a second paint agent check valve (121) for preventing paint from flowing back toward the paint tank (100). The method according to claim 6,
And a filter (F) for filtering foreign substances contained in a paint material is installed in the paint discharge pipe (122).

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