KR101858445B1 - Paint discharging device for painging traffice lane - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lane-painting paint spraying apparatus for drawing a lane on a road.
The lacquer paint spraying apparatus according to the present invention is a combination of a valve 10 and a hopper 20. The upper flange 11 of the valve 10 and the lower flange 21 of the hopper 20 are engaged, When the valve 10 is opened, the paint of the hopper 20 is discharged through the valve 10, and the valve 10 rotates the valve body 120 rotatably in the hollow portion of the valve housing 110 An upper inlet port 111 and a lower outlet port 112 are formed on the circumferential surface of the cylindrical valve housing 110 so as to correspond to each other in the upper and lower directions. An upper inlet 121 is formed in the cylindrical valve rotor 120, And the lower discharge port 122 are formed so as to vertically correspond to each other and the valve rotating body 120 is relatively rotated with respect to the fixed valve housing 110 so that the upper inlet 121 and the lower outlet 121 of the valve rotating body 120, (122) coincides with the upper inlet (111) and the lower outlet (112) of the valve housing (110) When the upper inlet port 111 and the lower outlet port 112 of the valve housing 110 are closed by the rotating body 120 and the gear pumping cylindrical body 130 rotates in the hollow portion of the valve rotating body 120 And the gear pump pumping cylinder 130 is rotated so that the paint is uniformly discharged from the lower discharge port 112 of the valve housing 110 by the gear pumping cylindrical body 130 .

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a paint dispensing apparatus for a lane-

The present invention relates to a lane-painting paint spraying apparatus for drawing a lane on a road, more specifically, a valve and a hopper are coupled, a gear pumping cylinder is disposed inside a valve turn of the valve, The present invention relates to a lacquering paint sprayer in which a gear is pumped continuously by a gear pumping cylindrical body at a lower discharge port of a valve housing uniformly in a flat plate shape when the housing is opened.

Korean Patent Application Laid-Open No. 10-2010-0056591 (published on May 28, 2010) discloses a "paint spray nozzle for a fusion-type spray painted vehicle ".

Wherein the paint spray nozzle for the fusion-type spray painting vehicle comprises: a cylinder unit having a compressed air inlet through which compressed air flows; A heated compressed air inlet, through which heated compressed air is introduced, and a heated compressed air nozzle through which the heated compressed air flows out, isolated from the paint inlet and the paint inlet through which the molten paint is introduced, A formed paint supply unit; A paint spraying unit provided at a lower portion of the paint supply unit, the paint spraying unit having a paint spraying port for spraying the paint; A round nozzle installed between the paint supply unit and the paint spray unit so that the paint introduced through the paint supply unit by the opening and closing of the nozzle hole is sprayed to the paint spray port of the paint spray unit; A paint control piston unit which is vertically movable up and down on an inner side of the cylinder unit, the paint control piston unit being vertically moved up and down by compressed air introduced through a compressed air inlet of the cylinder unit to open and close the round nozzle; And a heated compressed air control piston unit which is installed vertically on the other side of the cylinder unit so as to be vertically movable and which is operated in the same direction by an elevating action of the paint control piston unit to open and close the heated compressed air nozzle of the paint supply unit

However, the paint spray nozzle for the fusion-type spray painting vehicle has the disadvantage that the paint sprayed by the compressed air spreads or is widely dispersed so that the paint spreads out of the lane width or is thinly coated on the lane.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a valve- As the gear pumping cylinder is rotated, the paint is continuously and uniformly discharged in the form of a flat plate at the lower discharge port of the valve housing by the gear pumping cylindrical body, so that the discharge width of the paint is reduced or the middle portion of the paint And it is an object of the present invention to provide a paint spray apparatus for a lane-color paint which can prevent a phenomenon in which a space is generated.

It is another object of the present invention to provide a method of controlling a pump of a hopper which is coupled with a hopper and a gear pump mounted on the hopper so that when the valve housing of the valve is opened by the valve rotating body, The present invention provides a lacquered paint spray apparatus capable of preventing a phenomenon in which the discharge width of the paint is continuously or uniformly discharged from the lower discharge port of the housing to thereby reduce the discharge width of the paint or generate a space as if the middle portion of the discharged paint is torn .

According to another aspect of the present invention, there is provided a lacquer paint sprayer for lacquering a lacquered paint, the lacquer paint comprising: an upper flange of a valve and a lower flange of the hopper, In the paint spraying apparatus, the valve disposed at the lower end of the hopper includes a cylindrical valve housing, and the valve rotation body and the gear pumping cylindrical body are rotatably assembled in the hollow portion of the valve housing, And an upper inlet port and a lower outlet port are formed on the circumferential surface so as to vertically correspond to each other, and an upper inlet port and a lower outlet port are formed in the upper and lower parts of the valve body so as to correspond to each other, The entire upper inlet and the lower outlet are connected to the upper portion of the valve housing And the valve body is closed when the upper inlet and the lower outlet of the valve housing are closed by the valve rotation body, a gear is formed on the front surface of the gear pumping cylindrical body, and at the same time, So that the paint can be uniformly discharged from the lower discharge opening of the valve housing while the gear pumping cylindrical body is rotated when the valve rotating body is opened.

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In addition, a right end cap and a left end cap are respectively coupled to both ends of the valve housing constituting the valve, a cap and an operation shaft are formed at both ends of the valve rotation body, And one end of the control lever is connected at right angles to the shaft, the connecting rod of the cylinder is vertically connected to the other end of the control lever, The right rotation axis of the pumping cylindrical body rotatably penetrates through the shaft yoke of the cap and the left support shaft of the gear pump cylindrical body is rotatably fitted in the shaft support groove formed at the left end of the valve rotation body, So that the power of the motor is transmitted.

The valve housing is provided with a pair of slide engagement channels on both sides of a lower discharge opening, a discharge gap adjusting member is slidably coupled to the slide engagement channel, and a discharge gap is formed in the discharge gap, To determine the discharge width of the paint sprayed at one time.

Another example of a lacquered paint sprayer according to the present invention is a lacquered paint sprayer configured such that a paint in a hopper is discharged through a valve when an upper flange of a valve and a lower flange of a hopper are engaged to open a valve A valve disposed at a lower end of the hopper includes a cylindrical valve housing and a valve rotating body rotatably mounted in the hollow portion of the valve housing, and a gear pump is disposed inside the inclined surface of the hopper, The valve housing has an upper inlet port and a lower outlet port vertically formed on the circumferential surface of the valve housing, and a valve hole is formed in the valve shaft. The valve shaft rotates relative to the valve housing, When the upper inlet and the lower outlet of the valve housing are aligned with each other, And the valve housing is closed when the upper inlet port and the lower outlet port of the valve housing are clogged, the gear pump is composed of a pump casing mounted inside the inclined surface of the hopper and a gear pumping cylindrical body disposed in the pump casing, A gear is formed on the entire circumference of the gear pumping cylindrical body so that the paint in the hopper is uniformly discharged through the valve by the gear pump when the valve is opened.
In addition, the gear pump may include a first pump casing and a second pump casing mounted inside the inclined surface of the hopper, respectively, and an upper suction port and a lower discharge port are formed therebetween, a first gear pumping cylindrical body is disposed in the first pump casing At the same time, a second gear pumping cylindrical body is disposed in the second pump casing, and the first gear pumping cylindrical body and the second gear pumping cylindrical body are engaged with each other to interlock.
The gear pump is configured such that the pump casing is mounted on one of the inclined surfaces of the hopper and opened to the opposite inclined surface so that the gear pumping cylindrical body is disposed in the pump casing so that the paint in the hopper is uniformly discharged through the valve by the gear pumping cylindrical body. can do.

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Thus, in the lane-painting paint spraying apparatus according to the present invention, the paint is continuously and uniformly discharged in the form of a flat plate at the lower discharge port of the gear valve housing, so that the discharge width of the paint is reduced or the middle portion of the discharged paint is torn It is possible to prevent a phenomenon in which the space is generated and to stir the beads and the curing agent contained in the paint to be evenly dispersed and to prevent the paint from falling off the lower discharge port of the valve housing while the paint paint machine is moving have.

1 is a perspective view showing a lacquered paint spraying apparatus according to a first embodiment of the present invention;
2 and 3 are sectional views taken along line AA of FIG. 1 showing a lacquer paint spraying apparatus according to a first embodiment of the present invention, wherein FIG. 2 shows a state in which the valve is open, FIG. 3 shows a state in which the valve is closed to be.
4 is a cross-sectional view of the lacquered paint sprayer according to the first embodiment of the present invention, taken along line BB of Fig.
5 is a cross-sectional view schematically showing a state in which a discharge gap adjusting member is mounted on a valve
6 is a perspective view illustrating a lacquered paint sprayer according to a second embodiment of the present invention.
7 and 8 are sectional views taken along line CC of Fig. 6 showing a lacquer paint spraying apparatus according to a second embodiment of the present invention. Fig. 7 shows a state in which the valve is open, Fig. 8 shows a state in which the valve is closed to be.
9 is a cross-sectional view showing another alternative gear pump.

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

1 to 3, the lacquer paint sprayer according to the first embodiment of the present invention is a combination of a valve 10 and a hopper 20, and includes an upper flange 11 of the valve 10, The lower flange 21 of the hopper 20 is engaged so that the paint of the hopper 20 is discharged through the valve 10 when the valve 10 is opened.

The valve 10 has a valve body 120 rotatably fitted in a hollow portion of the valve housing 110 and has an upper inlet 111 and a lower outlet 111 formed on a circumferential surface of a cylindrical valve housing 110, The upper and lower discharge ports 121 and 122 are formed to correspond to each other in the upper and lower directions and the upper and lower discharge ports 121 and 122 are vertically formed to correspond to each other in the cylindrical valve rotary body 120, The valve rotating body 120 rotates relative to the valve body 110 so that the upper inlet 121 and the lower outlet 122 of the valve rotating body 120 coincide with the upper inlet 111 and the lower outlet 112 of the valve housing 110, And the valve body 120 is closed when the upper inlet 111 and the lower outlet 112 of the valve housing 110 are closed by the valve rotation body 120. When the valve body 110 is closed, When the cylindrical body 130 is rotatably disposed and in the open state, the gear pumping cylindrical body 130 The paint is discharged in a uniformly expanded state from the lower discharge port 112 of the valve housing 110 by the gear pumping cylindrical body 130.

1 and 4, the valve 10 includes a right stop 113 and a left stop 115 coupled to both ends of the valve housing 110, And the operation shaft 126 is formed at the other end of the valve rotating body 120. The supporting shaft projection 124 of the cap 123 is engaged with the center hole 114 of the right stopper 113 And the shaft 126 of the valve rotating body 120 rotatably passes through the shaft hole 116 of the left stopper 115 and the shaft 126 is rotatably fitted with the one end of the control lever 140 A connecting rod 152 of the cylinder 150 is vertically connected to the other end of the control lever 140 and a plurality of gears 133 (see FIG. 2) are provided around the gear pumping cylindrical body 130, The right rotation shaft 131 of the gear pumping cylindrical body 130 rotatably penetrates through the shaft hole 125 of the cap 123 and the left support shaft 132 of the gear pump cylindrical body 130 Valve rotation Becomes possible to fit to the rotation shaft supporting groove 127 formed in the left end of 120, the power of the motor 160 is transmitted to the right rotary shaft 131 of the gear pump cylinder 130.

In the valve 10 constructed as described above, the valve body 110 is opened or closed by the valve body 120 by rotating the valve body 120 by the cylinder 150, The gear 160 is rotated by the motor 160 so that the paint is uniformly discharged from the lower discharge port 112 of the valve housing 110 by the gear pumping cylindrical body 130 .

When the paint is discharged from the lower discharge port 112 of the valve housing 110 by the gear pumping cylindrical body 130, the paint can be discharged with a width substantially equal to the width W1 of the lower discharge port 112 , When the gear pumping cylindrical body 130 is not present, as shown by a dotted line in FIG. 4, a phenomenon that the discharge width W2 is reduced, or the space SP is generated as if the middle portion of the paint to be discharged is torn .

Furthermore, the gear pumping cylindrical body 130 has the effect of stirring the beads and the curing agent contained in the paint to be evenly dispersed.

In addition, when the valve housing 110 is closed, the upper inlet 111 and the lower outlet 112 of the valve housing 110 are simultaneously clogged by the valve rotating body 120, 10 can be prevented from dropping from the lower discharge port 112 of the valve housing 110. As a result,

5, the valve housing 110 is provided with a pair of slide coupling channels 170 on both sides of the lower discharge port 112 and a discharge gap adjusting member 175 on the slide coupling channel 170 And the discharge width of the paint sprayed at one time on the road lane is determined according to the discharge clearance S1 of the discharge opening 176 formed in the discharge gap adjusting member 175. [

Accordingly, the discharge gap adjusting member 175 can be selected in accordance with the working conditions, and the moving speed of the lane markers can be determined on the discharge gap adjusting member 175 along the discharge gap S1.

Referring to FIGS. 1 and 2 again, the hopper 20 is formed in a triangular prism shape with its edges facing downward, has a space filled with paint therein, and has a lower discharge port 211 A lower flange 21 is formed at a lower end portion thereof, and a supply pipe 212 is connected to the upper surface 22.

The lacquered paint sprayer according to the second embodiment of the present invention is the same as the lacquer paint spray apparatus according to the first embodiment except that the gear pump is mounted on the hopper instead of the gear pumping cylinder of the lacquered paint spray apparatus according to the first embodiment. Is the same as the lane-color painting apparatus according to the first embodiment.

6 to 8, the lacquered paint sprayer according to the second embodiment of the present invention is a combination of the valve 30 and the hopper 40, and the upper flange 31 And the lower flange 41 of the hopper 40 are engaged so that the paint of the hopper 40 is discharged through the valve 30 when the valve 30 is opened.

In the above-described lacquered paint sprayer, a gear pump 410 is mounted in the hopper 40, a gear pump 410 is disposed on the upper portion of the valve 30, A valve housing 310 coupled to the hopper 40 and a valve rotating body 320 disposed in the hollow portion of the valve housing 310. The valve housing 310 is formed in a cylindrical shape and has an upper inlet 311 And the lower discharge port 312 are vertically formed to correspond to each other. A valve hole 321 is formed in the cylindrical valve rotor 320, and the valve rotor 320 is fixed to the fixed valve housing 310, When the valve hole 321 of the valve rotating body 320 coincides with the upper inlet 311 and the lower outlet 312 of the valve housing 310, The valve 10 is closed when the upper inlet 311 and the lower outlet 312 of the valve housing 310 are closed, The gear pump 410 is driven so that the paint of the hopper 40 is uniformly discharged through the valve 30 by the gear pump 410. [

7, the gear pump 410 includes a first pump casing 411 and a second pump casing 412 mounted on the left inclined surface 42 and the right inclined surface 43 of the hopper 40, An upper suction port 413 and a lower discharge port 414 are formed between the first pump casing 411 and the second pump casing 412. The first pump casing 411 is provided with a first gear pumping cylindrical body 415 And a second gear pumping cylindrical body 416 is disposed in the second pump casing 412 so that the first gear pumping cylindrical body 415 and the second gear pumping cylindrical body 416 are interlocked, The power of a motor (not shown) is transmitted to the pumping cylindrical body 415.

9, the gear pump 410 is mounted on one of the inclined surfaces 42 'of the hopper 40 such that the pump casing 411' is attached to the hopper 40 And the gear pumping cylindrical body 412 'is disposed on the pump casing 411' so that the gear pumping cylindrical body 412 'is brought into close contact with the opposite inclined surface 43' It is controlled that the paint in the hopper 40 is supplied to the valve 30 by the gear pumping cylinder 412 '.

The gear pump 410 does not have a pumping pressure because the paint of the hopper 40 is provided to the valve 30 by one gear pumping cylinder 412 'and the paint of the hopper 40 is uniform As shown in FIG.

In the lacquered paint spray apparatus according to the second embodiment of the present invention, when the valve housing 310 is opened, the valve housing 310 is opened or closed by the valve rotating body 320, The pump 410 is driven so that the paint of the hopper 40 is discharged in a uniformly spread state through the valve 30 by the gear pump 410. [

As a result, when the paint is discharged from the lower discharge port 312 of the valve housing 310 by the gear pump 410, it can be discharged with a width substantially equal to the width of the lower discharge port 312, As shown by the dotted line, it is possible to prevent the phenomenon that the discharge width W2 is reduced, or the space SP is generated as if the middle portion of the paint to be discharged is torn.

Furthermore, the gear pump 410 has the effect of stirring the beads and the curing agent contained in the paint to be evenly dispersed.

In addition, when the valve housing 310 is closed, the upper inlet 311 and the lower outlet 312 of the valve housing 310 are simultaneously clogged by the valve rotating body 320, 30 can be prevented from being dropped from the lower discharge port 312 of the valve housing 310. [

10: valve 20: hopper
110: valve housing 120: valve rotating body
130: Gear pumping cylinder

Claims (6)

A lacquer paint sprayer in which a paint in a hopper is configured to be discharged through a valve when an upper flange of the valve and a lower flange of the hopper are engaged to open the valve,
The valve 10 disposed at the lower end of the hopper 20 includes a cylindrical valve housing 110 in which the valve rotating body 120 and the gear pumping cylindrical body 130 are respectively rotatable Respectively,
An upper inlet 111 and a lower outlet 112 are formed on the peripheral surface of the valve housing 110 so as to vertically correspond to each other and an upper inlet 121 and a lower outlet 122 are formed in the valve body 120, Respectively,
When the valve rotating body 120 rotates relative to the valve housing 110 so that the upper inlet and the lower outlet of the valve rotating body 120 coincide with the upper inlet and the lower outlet of the valve housing 110, When the upper inlet and the lower outlet of the valve housing 110 are closed by the valve rotating body 120,
A gear 133 is formed on the front surface of the gear pumping cylindrical body 130 and is rotatable in the hollow portion of the valve rotating body 120 so that the gear pumping cylindrical body 130 Is capable of uniformly discharging the paint from the lower discharge port (112) of the valve housing (110).
The method according to claim 1,
The right stopper 113 and the left stopper 115 are coupled to both ends of the valve housing 110 constituting the valve 10 and the cap 123 and the actuating shaft 126 are formed and the support shaft projection 124 of the cap 123 is rotatably fitted in the center hole 114 of the right stopper 113 and the shaft 126 of the valve rotation body 120 is fitted to the left stopper One end of the control lever 140 is connected at right angles to the shaft 126 and the other end of the control lever 140 is connected to the connecting rod 152 of the cylinder 150 And the right rotation shaft 131 of the gear pumping cylindrical body 130 rotatably penetrates the shaft hole 125 of the cap 123 and the left support shaft 132 of the gear pump cylindrical body 130 Is rotatably fitted in a shaft receiving groove 127 formed at the left end of the valve rotating body 120 and is connected to the right rotating shaft 131 of the gear pumping cylindrical body 130 Lane paint paint spraying apparatus as being configured such that power is delivered.
The method according to claim 1,
The valve housing 110 has a pair of slide coupling channels 170 mounted on both sides of the lower discharge port 112 and a discharge gap adjusting member 175 slidably coupled to the slide coupling channel 170, Wherein the discharge width of the paint sprayed at a time on the lane of the road is determined according to the discharge gap (S1) of the discharge port (176) formed in the discharge gap adjustment member (175).
A lacquer paint sprayer in which a paint in a hopper is configured to be discharged through a valve when an upper flange of the valve and a lower flange of the hopper are engaged to open the valve,
The valve 30 disposed at the lower end of the hopper 40 includes a valve housing 310 having a cylindrical shape and a valve rotating body 320 rotatably mounted in the hollow portion of the valve housing, 40, the gear pump 410 is disposed inside the inclined surface,
An upper inlet 311 and a lower outlet 312 are vertically formed on the peripheral surface of the valve housing 310 and a valve hole 321 is formed in the valve body 320,
When the valve rotating body 320 rotates relative to the valve housing 310 and the valve hole 321 of the valve rotating body coincides with the upper inlet 311 and the lower outlet 312 of the valve housing, When the upper inlet 311 and the lower outlet 312 of the valve housing 310 are closed by the valve rotating body 320,
The gear pump 410 is composed of a pump casing mounted inside the inclined surface of the hopper 40 and a gear pumping cylindrical body disposed in the pump casing,
A gear is formed on the front surface of the gear pumping cylindrical body so that the paint in the hopper 40 is uniformly discharged through the valve 30 by the gear pump 410 when the valve 30 is opened Wherein the lane-painting paint spraying device comprises:
5. The method of claim 4,
The gear pump 410 includes a first pump casing 411 and a second pump casing 412 mounted inside the inclined surface of the hopper 40 so that an upper suction port 413 and a lower discharge port 414 are formed therebetween A first gear pumping cylindrical body 415 is disposed in the first pump casing 411 and a second gear pumping cylindrical body 416 is disposed in the second pump casing 412, (415) and the second gear pumping cylindrical body (416) are interlocked with each other to interlock with each other.
5. The method of claim 4,
The gear pump 410 has a pump casing 411 'mounted on one inclined surface 42' of the hopper 40 and opened toward the opposite inclined surface 43 ' (412 ') is arranged so that the paint in the hopper (40) is uniformly discharged through the valve (30) by the gear pumping cylinder (412').

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