KR101625296B1 - Determination ration of main material and hardener and painting apparatus of traffic lane for automatic cleansing - Google Patents

Abstract

The present invention relates to a lane marking apparatus capable of performing constant dispensing and automatic cleaning of a subject and a hardener ratio, and more particularly, to a lane marking apparatus capable of achieving a ratio of 49 to 1, The present invention also relates to a lane painting apparatus capable of performing a fixed discharge of a subject and a hardening agent ratio and an automatic washing after the discharge of a paint to enable automatic cleaning.

Description

TECHNICAL FIELD [0001] The present invention relates to a lane-painting apparatus capable of constantly discharging and automatically cleaning a subject and a hardener ratio,

The present invention relates to a lane marking apparatus capable of performing constant dispensing and automatic cleaning of a subject and a hardener ratio, and more particularly, to a lane marking apparatus capable of achieving a ratio of 49 to 1, The present invention also relates to a lane painting apparatus capable of performing a fixed discharge of a subject and a hardening agent ratio and an automatic washing after the discharge of a paint to enable automatic cleaning.

Generally, a lane of a road refers to a line drawn at regular intervals along the running direction on an automobile road. On the pavement road, a center line which divides the running of the vehicle, a driving lane for separating the driving range of the vehicle, A lane including a gait line for coloring is painted.

These lanes are used as a reference for driving the driver to identify the driving direction to induce safe driving, and paint the line by spraying paint mixed with the base and the hardener at the time of painting.

In such a lane painting operation, a painting vehicle on which the lane-painting apparatus is mounted travels on the road while discharging the paint on the road surface to paint the lane.

Korean Patent Publication No. 10-1336625 discloses a two-liquid paint mixing apparatus for a lane-changing paint apparatus.

 However, it is difficult for conventional lane-painting apparatuses to be mixed at a ratio of 49 to 1, which is the most ideal ratio of blending with the base and curing agent, and it is difficult to perform automatic cleaning after discharging the paint.

Korean Registered Patent No. 10-1336625 (Dec. 2013.)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a coating composition which can be mixed with a curing agent in a ratio of 49 to 1, which is an ideal ratio, The present invention also provides a lane painting apparatus capable of constantly discharging a subject and a hardening agent ratio so as to be able to be automatically cleaned and capable of automatic washing.

The problems to be solved by the present invention are not limited to those mentioned above, and other solutions not mentioned can be clearly understood by those skilled in the art from the following description.

In order to accomplish the above object, the present invention provides a coating composition comprising: a mixing part for mixing a coating material and a curing agent; A curing agent supply unit supplying the curing agent to the mixing unit; A main supply unit for supplying the main unit with the mixing unit; A spraying part spraying a paint supplied from the mixing part to paint a lane and a cleaning agent spraying a cleaning agent into the mixing part so that the cleaning agent sequentially passes from the mixing part toward the spray part, The lane marking apparatus according to any one of claims 1 to 3, further comprising a collecting unit for collecting the washing agent passing through the jetting unit.

The mixed portion according to the present invention is characterized in that the upper and lower portions are opened and the hardening agent supplied from the hardening agent supply portion flows into the open upper portion or the cleaning agent supplied from the cleaning portion flows, And a curing agent is supplied from the outside to the other end of the curing agent supplying unit, and one end of the curing agent is connected to the mixing tube, and the curing agent is supplied into the mixing tube And a supply nozzle.

The mixing section according to the present invention may further include a branch pipe having both ends open and one end connected to the mixing pipe so that the supply nozzle has both ends and one end is drawn into the branch pipe, A nozzle unit in which a discharge hole is formed; And one end is screwed to the other end of the nozzle unit, the hardening agent is supplied to the other end from the outside, and a step is formed so that the inlet to the branch is stopped while being in contact with the branch outwardly Wherein the curing agent supply unit further comprises a binding member coupled to the outside of the other end of the nozzle tube and screwed to the branch pipe to bind the supply nozzle to the branch pipe.

The discharge hole according to the present invention is characterized in that both ends of the discharge hole extend from one end of the nozzle unit to the other end so as to communicate with the nozzle tube and have a smaller diameter from one end to the other end.

The discharge hole according to the present invention is characterized in that the diameter of the other end is 0.3 mm and the diameter of one end is 0.36 mm.

The nozzle unit according to the present invention is characterized in that one end is drawn into the branch pipe and positioned on the same plane as the inner circumferential surface of the mixing pipe.

The mixing nozzle may further include a connection pipe connected to a lower portion of the mixing pipe and having one end connected to the injection portion, wherein the injection portion includes a spray nozzle through which the paint supplied from the mixing portion is sprayed; An injection opening / closing valve positioned above the injection nozzle and opening / closing the injection nozzle; And a connection member connected between the injection opening / closing valve and the injection nozzle so as to open and close the upper and lower portions, and to connect one end of the connection pipe and the collecting portion to each other.

The connection member according to the present invention may include a first connection hole communicating with the inside and having one end portion of the connection pipe and a second connection hole communicating with the first connection hole and connected to the collection portion, A control valve connected to the second connection hole to open and close the second connection hole; And a collecting pipe having both ends and one end connected to the control valve.

The control valve according to the present invention is characterized in that the control valve is coupled to the second connection hole and has both ends opened to communicate with the inside of the connection member and one end is positioned on the same plane as the inner circumferential surface of the connection member; A housing having one end connected to the other end of the fastening tube and the other end opened to form an empty space communicating with the fastening tube inwardly; An opening and closing member having both ends and being movably coupled to the connecting pipe in the direction of both ends thereof and opening and closing the connecting pipe in accordance with the movement; And a conveying unit that closes the other end of the opened housing and moves the opening and closing member to adjust the opening and closing of the closing pipe.

The conveying means according to the present invention may include: a cylinder screwed to the other end of the housing; A cylinder rod which is located in the hollow space and has one end connected to the opening and closing member and the other end connected to one end of the cylinder so as to be movable in both end directions; And a coupling part provided at the other end of the cylinder and supplied with a pneumatic pressure from the outside or the cylinder rod being moved in both end directions while the supplied pneumatic pressure is discharged.

According to the present invention, mixing of the paint and the curing agent can be carried out at a ratio of 49 to 1, which is the most ideal ratio, so that discoloration or breakage of the paint due to the excessive or insufficient curing agent can be prevented.

In addition, since the cleaning can be performed after discharging the paint, it is possible to prevent clogging or the like caused by the curing of the paint remaining on the inside, and to improve the work efficiency by automatically performing the cleaning.

The effects of the present invention are not limited to those mentioned above, and other solutions not mentioned may be clearly understood by those skilled in the art from the following description.

FIG. 1 is a perspective view showing a lane marking apparatus capable of fixed discharge and automatic cleaning of a subject and a curing agent ratio according to the present invention. FIG.
2 and 3 are an exploded perspective view and an exploded view showing a supply nozzle coupled to a mixing part in a lane-changing paint device capable of fixed discharge and automatic cleaning of a main and curing agent ratio according to the present invention.
FIG. 4 is an exploded perspective view showing a collecting part coupled to a jetting part in a lane painting apparatus capable of a fixed discharge of a subject and a hardening agent ratio and an automatic cleaning according to the present invention.
FIG. 5 is an exploded perspective view showing a mixing part in a lane-painting apparatus capable of fixed discharge and automatic cleaning of the proportion of the main and curing agent according to the present invention.
FIG. 6 is a conceptual view schematically showing a lane-painting apparatus capable of performing fixed dispensing and automatic cleaning of a subject and a curing agent ratio according to the present invention.

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

1 to 6, a lane painting apparatus (hereinafter referred to as "painting apparatus") 1 capable of a fixed discharge and a self-cleaning of the proportion of the main and curing agent according to the present invention comprises a main body A curing agent supply part 30 for supplying a curing agent to the mixing part 10 and a curing agent supplying part 30 for supplying a curing agent to the mixing part 10, A spraying part 40 for spraying a paint and painting the lane and a cleaning agent sprayed to the mixing part 10 so that the cleaning agent is passed through the mixing part 10 in the direction of the spraying part 40, And a collecting unit (60) collecting the cleaning agent passing through the jetting unit (40).

The painting apparatus 1 may further include a connecting pipe 70 connecting the other end of the mixing pipe 11 and the spraying unit 40 as shown in FIG. 1 or 6.

It can be understood that the painting apparatus 1 paints a lane on the road in a state of being mounted on another painting vehicle different from the other.

The subject can be understood as a paint, and a hardener can be understood as a substance added to promote hardening of the subject.

The ratio of the base to the hardener is known to be the most ideal ratio when the ratio is 49 to 1, and discoloration or breakage of the paint occurs due to over supply or shortage of the hardener.

The mixing part 10 is opened at its upper and lower parts and the top supplied from the curing agent supplying part 30 flows into the upper part of the mixing part 10 or the cleaning agent supplied from the cleaning part 50 flows into the upper part of the mixing part 10, And a mixing pipe (11) through which the other end of the coupling pipe (70) is connected to discharge the paint in which the main body and the hardening agent are mixed.

The mixing unit 10 may further include a plurality of stirring screws 12 accommodated in the mixing tube 11 as shown in FIG.

The agitating screw (12) allows mixing of the main body and the hardener in the mixing tube (11) smoothly.

6, one end of the main supply part 20 is connected to the upper end of the mixing pipe 11, the other end thereof is supplied with the main part from the outside, and the main supply pipe 20 having the first opening / closing valve 22 21).

The main supplying pipe 100 is connected to the other end of the main supplying pipe 21 and the main supplying unit 100 supplies the main supplying pipe 100 with the motive mixture to the mixing unit 10, 40 < / RTI > direction.

The main supplying unit 100 may include a main storage tank (not shown) and a pump (not shown). Since the main supplying unit is already known and used, a detailed description thereof will be omitted.

The first on-off valve 22 is connected between both ends of the main supply pipe 21 to open and close the main supply pipe 21.

The cleaning unit 50 allows the cleaning agent to be sequentially passed from the mixing unit 10 toward the spray unit 40 so that the remaining paint can be removed after the paint is sprayed.

6, the washing unit 50 is connected to the main supply pipe 21 so that one end thereof is positioned between the first opening / closing valve 22 and one end of the main supply pipe 21, And a cleaning agent supply pipe 51 to which a cleaning agent is supplied from the outside and a second opening / closing valve 52 is provided.

It is most preferable that the detergent supply pipe 51, the main supply pipe 21, and the mixing pipe 11 are mutually connected by a T-shaped coupling pipe.

A cleaning agent supply means 110 is connected to the other end of the cleaning agent supply pipe 51 and a cleaning agent flows from the mixing portion 10 toward the spray portion 40 by driving the cleaning agent supply means 110 .

The second on-off valve 52 is connected between both ends of the detergent supply pipe 51 to open / close the detergent supply pipe 51.

The cleaning agent supply unit 110 may include an air supply unit (not shown) for supplying high-pressure air and a cleaning agent storage tank (not shown). Since the cleaning agent supply unit is already known and used, It will be omitted.

The first and second open / close valves 22 and 52 are opposed to each other, and may be solenoid valves or the like.

The main supply part 20 may further include a first check valve 23 connected to the main supply pipe 21 so as to be positioned between the first opening and closing valve 22 and one end of the main supply pipe 21 have.

The cleaning unit 50 further includes a second check valve 53 connected to the cleaning agent supply pipe 51 so as to be positioned between the second open / close valve 52 and one end of the cleaning agent supply pipe 51 can do.

The first check valve 22 prevents the cleaning agent from flowing into the main supply pipe 21 and the second check valve 53 prevents the main pipe from flowing into the cleaning agent supply pipe 51.

The curing agent supply unit 30 is connected between both ends of the mixing tube 11 to supply a curing agent to the mixing tube 11.

6, a curing agent supply pipe 31 having both ends and supplied with a curing agent from the outside at the other end and equipped with a third open / close valve 32 and the other end is connected to the curing agent supply tube 31 And a supply nozzle 34 connected to one end of the mixing pipe 11 and supplying a hardening agent into the mixing pipe 11.

The curing agent supply unit 30 may further include a third check valve 33 connected to the curing agent supply pipe 31 so as to be positioned between the third open / close valve 32 and one end of the curing agent supply pipe 31 have.

The third on-off valve 32 is connected between both ends of the curing agent supply pipe 31 to open / close the curing agent supply pipe 31.

The third on-off valve 32 is opened and closed together with the first on-off valve 22 and may be a solenoid valve like the first and second on-off valves 22 and 52 described above. Therefore, it can be understood that the first and third open / close valves 22 and 32 are opened and closed opposite to the second open / close valve 52, respectively.

The third check valve 33 prevents the paint from flowing into the hardening agent supply pipe 31 from the mixing pipe 11.

The curing agent supply tube 31 is connected to a curing agent supply means 120. The curing agent supply means 120 supplies the curing agent to the mixing tube 11, So that the paint can be mixed with the subject supplied from the main supply part 20.

The curing agent supply means 120 may include a curing agent storage tank (not shown) and a pump (not shown). Since the curing agent supply means is already known and used, a detailed description thereof will be omitted.

The mixing unit 10 further includes a branch pipe 13 having both ends opened and one end connected to the mixing pipe 11 so as to communicate with each other.

2 to 3, the supply nozzle 34 includes a nozzle unit 35 having both ends and one end portion being drawn into the branch pipe 13 and having a discharge hole 35a through which the hardening agent is discharged, And the curing agent supply means 120 is connected to the other end of the nozzle unit 35 so that one end thereof is connected to the other end of the nozzle unit 35 and the other end thereof is connected to the branch pipe 13, And a nozzle tube 36 in which a step 36a for stopping the introduction is formed.

The nozzle unit 35 is threaded on the outer circumferential surface of the other end, and the nozzle tube 36 is screwed to the inner circumferential surface of the one end while being threaded.

The step 36a is formed in an annular shape outside the one end of the nozzle tube 36. The nozzle unit 35 is connected to the branch pipe 13 while the step 36a is in contact with the branch pipe 13, Is stopped.

The curing agent supply unit 30 is connected to the outside of the other end of the nozzle tube 36 and is screwed to the branch pipe 13 to bind the supply nozzle 34 to the branch pipe 11, And a member (37).

One end of the nozzle unit 35 is located on the same plane as the inner circumferential surface of the mixing tube 11 without being protruded to the inside of the mixing tube 11 or located outside the inner circumferential surface of the mixing tube 11 . This can be understood in order to prevent the formation of a jaw or the like in which the paint is accumulated while allowing the mixing of the subject and the curing agent to be smoothly performed.

The discharge hole 36a preferably has both ends extending from one end of the nozzle unit 35 toward the other end so as to communicate with the nozzle tube 36. The diameter of the discharge hole 36a decreases from one end to the other end .

For example, as shown in FIG. 3, the discharge hole 36a has a diameter A of 0.3 mm at the other end, and a diameter B of 0.36 mm at one end. The discharge hole 36a has a tapered shape. It can be understood that the subject supplied from the main supplying part 20 and the curing agent supplied from the curing agent supplying part 30 are mixed at a ratio of 49 to 1 which is the most ideal in the mixing tube 11 at this time.

As shown in FIG. 4 or 6, the jetting unit 40 includes a jetting nozzle 41 for jetting the paint, a spray opening / closing valve 41 for opening / closing the jetting nozzle 41, (42) and the injection opening / closing valve (42) and the injection nozzle (41), while the open end of the connection pipe (70) and the collecting part And a connecting member 43 connected to be in communication with each other.

The injection opening / closing valve 42 opens and closes the injection nozzle 41 by pneumatic pressure, and the injection nozzle 41 injects the paint supplied through the connection member 43.

Since the injection opening / closing valve 42 and the injection nozzle 41 are already known and used, a detailed description thereof will be omitted.

The injection opening / closing valve (42) is opened together with the first and third opening / closing valves (22, 32) and opened / closed opposite to the second opening / closing valve (52).

The connection member 43 may be formed such that the paint supplied from the mixing unit 10 can be transmitted to the spray nozzle 41 while the space 43a is formed inwardly, So that the cleaning agent can be transferred to the collecting part (60).

4, the connection member 43 includes a first connection hole 44 communicating with the inside thereof and one end of the connection pipe 70 connected to the first connection hole 44, And a second connection hole 45 to which the collecting part 60 is connected is formed.

The collecting part 60 includes a control valve 61 connected to the second connection hole 45 and opening and closing the second connection hole 45 and a collecting pipe 62 connected to the control valve 61 .

The control valve 61 is composed of a pneumatic electromechanical valve and is opened and closed opposite to the first and third open / close valves 22 and 32 while being opened together with the second open / close valve 52. Here, the painting apparatus 1 further includes a control unit (not shown) for controlling the first, second, and third opening / closing valves 22, 52, 32, the injection opening / closing valve 42, And may be opened and closed according to the control of the control unit.

4 to 5, the control valve 61 is screwed to the inner circumferential surface of the second connection hole 45 and is connected to the inside of the connection pipe 43 63), a housing (64) having one end connected to the other end of the tightening pipe (63) and the other end opened to communicate with the tightening pipe (63) An opening and closing member 65 for opening and closing the connecting pipe 63 in accordance with the movement of the opening and closing member 65 in the direction of both ends of the connecting pipe 63 and blocking the other end of the opened housing 64 And a transfer means 66 for linearly moving the opening / closing member 65 to adjust the opening / closing of the coupling pipe 64.

It is understood that the collecting pipe 62 is connected to the housing 64 so as to communicate with the empty space 64a.

A thread is formed on the inner circumferential surface of the second connection hole 45, and the connection pipe 63 is screwed to the second connection hole 45 while a thread is formed on the outer circumferential surface.

One end of the fastening pipe 63 protrudes from the second connection hole 45 to the inside of the connection member 43 or is not located inside the second connection hole 45, Of the inner circumferential surface. This can be understood in order to prevent formation of a jaw or the like in which the paint is accumulated.

The opening and closing member 65 includes an opening and closing plate 65a for blocking one end portion of the connecting pipe 63 and a connecting member 65 extending from the opening and closing plate 65a to the feeding means 66 and connected to the feeding means 66 Closing bar 65b.

The conveying means 66 includes a cylinder 66a which is screwed to the other end of the housing 64 and is located in the empty space 64a and has one end connected to the opening and closing bar 65b and the other end connected to the cylinder A cylinder rod 66b connected to one end of the cylinder 66a and a coupling part 66c provided at the other end of the cylinder 66a and supplied with air from the outside or discharging the supplied air pressure.

The opening and closing bar 65b is formed with threads on the outer circumferential surface thereof and the cylinder rod 66b can be screwed to each other while forming threads on the inner circumferential surface of one end thereof.

The cylinder (66a) is threaded on the outer circumferential surface, and the housing (64) is threaded on the inner circumferential surface of the other end while being threaded.

The control valve 61 is formed with a screw thread on the inner circumferential surface thereof and includes a coupling ring 67 screwed to the cylinder 66a from the outside of the housing 64 to bind the cylinder 66a to the housing 64, As shown in FIG.

The collecting unit 60 may further include a collecting container 68 for collecting the cleaning agent discharged from the collecting pipe 62.

The operation of the painting apparatus 1 will be described in detail with reference to FIG. 6. The painting apparatus 1 is configured such that the first and third open / close valves 22, 32 and the spray opening / closing valve 42 And the second on-off valve 52 and the control valve 61 are shut off.

The main and curing agents supplied from the main supply part 20 and the curing agent supply part 30 are mixed with the paint in the mixing tube 11 according to the opening of the first and third opening and closing valves 22 and 32, And is delivered to the jetting section (40) through the pipe (70) and discharged.

On the other hand, in the painting apparatus 1, the first and third opening / closing valves 22, 32 and the spray opening / closing valve 42 are blocked during the cleaning operation after the paint is discharged from the spraying section 40 , The second on-off valve (52) and the control valve (61) are opened.

The cleaning agent supplied from the cleaning unit 50 sequentially passes through the mixing unit 10, the connection pipe 70 and the jetting unit 40 according to the opening of the second opening / closing valve 52, And passes through the jetting section 40 and is collected in the collecting section 60 as the control valve 61 is opened.

Accordingly, the painting apparatus 1 can be made to have a ratio of 49 to 1, which is an ideal ratio of mixing with the subject of the paint and the curing agent in the painting operation. In addition, after the paint is discharged, The coupling pipe 70 and the jetting unit 40 can be automatically cleaned before the paint is hardened.

The present invention is not limited to the above-described embodiment, but may be applied to other applications such as the following patent claims, It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Description of the Related Art [0002]
1: Paint device 10: Mixing part
11: mixing tube 13: branch tube
20: Topical Supply Unit 21: Topical Supply Unit
22: first opening / closing valve 23: first check valve
30: Curing agent supply part 31: Curing agent supply tube
32: third open / close valve 33: third check valve
34: supply nozzle 35: nozzle unit
35a: Exhaust hole 36: Nozzle tube
36a: step 37:
40: jetting part 41: jetting nozzle
42: injection opening / closing valve 43: connecting member
44: first connection hole 45: second connection hole
50: cleaning section 51: cleaning agent supply pipe
52: second open / close valve 53: second check valve
60: collecting section 61: regulating valve
62: collection pipe 63: fastening pipe
64: housing 64a: empty space
65: opening / closing member 66: conveying means
66a: cylinder 66b: cylinder rod
66c: fastening part 67: fastening ring
68: collection tube 70: connector
100: Topical feeding means 110: Cleansing feeding means
120: Curing agent supply means

Claims (10)

A mixing part in which a subject to be painted and a curing agent are mixed; A curing agent supply unit supplying the curing agent to the mixing unit; A main supply unit for supplying the main unit with the mixing unit; A spraying part spraying a paint supplied from the mixing part to paint a lane and a cleaning agent spraying a cleaning agent into the mixing part so that the cleaning agent sequentially passes from the mixing part toward the spray part, A lane marking apparatus comprising:
Further comprising a collecting section for collecting a cleaning agent passing through the jetting section,
The mixing unit
A curing agent supplied from the curing agent supply unit flows into the upper opening of the curing agent supply unit and a cleaning agent supplied from the cleaning unit flows into the upper portion of the curing agent supply unit, Tube,
The curing agent supply unit includes:
And a supply nozzle which has both ends and is supplied with a hardening agent from the outside at the other end and is connected to the mixing tube at one end thereof and supplies the hardening agent into the mixing tube,
And a connection pipe connected to the lower end of the mixing pipe and having one end connected to the injection part,
The injection unit
A spray nozzle for spraying paint supplied from the mixing portion;
An injection opening / closing valve positioned above the injection nozzle and opening / closing the injection nozzle; And
And a connecting member connected between the injection opening / closing valve and the injection nozzle to open and close the upper and lower ends thereof, and one end of the connection pipe and the collecting part are connected to communicate with each other. A lane drawing device capable of constant rate discharge and automatic cleaning. delete The method according to claim 1,
The mixing unit
And a branch pipe having both ends opened and one end connected to the mixing pipe so as to communicate with each other,
The supply nozzle
A nozzle unit having both end portions, one end portion of which is drawn into the branch pipe and a discharge hole through which the hardening agent is discharged is formed; And
A nozzle having one end opened and one end being screwed to the other end of the nozzle unit and a hardening agent supplied from the outside to the other end, Including tubes,
The curing agent supply unit includes:
And a binding member coupled to the outside of the other end of the nozzle tube and screwed to the branch pipe to bind the supply nozzle to the branch pipe. Lane painting equipment. The method of claim 3,
The discharge hole
Wherein the nozzles are connected to the nozzle tube and the diameter of the nozzles is reduced from one end to the other end of the nozzle unit while both end portions extend from one end of the nozzle unit toward the other end. Possible lane painting equipment. 5. The method of claim 4,
The discharge hole
And the diameter of the other end is 0.3 mm, and the diameter of one end is 0.36 mm. The method of claim 3,
Wherein the nozzle unit comprises:
Wherein one end portion is introduced into the branch pipe and positioned on the same plane as the inner circumferential surface of the mixing pipe. delete The method according to claim 1,
The connecting member includes:
And a second connection hole communicating with the first connection hole and connected to the collecting section is formed,
The collecting unit collects,
A control valve connected to the second connection hole to open and close the second connection hole; And
Characterized in that it comprises a collecting pipe having both ends and one end connected to the regulating valve, wherein the main and curing agent ratios are discharged and cleaned automatically. 9. The method of claim 8,
Wherein the control valve comprises:
A coupling pipe coupled to the second coupling hole and having both ends opened to communicate with the inside of the coupling member and having one end located on the same plane as the inner circumferential surface of the coupling member;
A housing having one end connected to the other end of the fastening tube and the other end opened to form an empty space communicating with the fastening tube inwardly;
An opening and closing member having both ends and being movably coupled to the connecting pipe in the direction of both ends thereof and opening and closing the connecting pipe in accordance with the movement; And
And a transfer means for shutting off the other end of the opened housing and moving the opening and closing member to adjust the opening and closing of the closing pipe. . 10. The method of claim 9,
The conveying means
A cylinder screwed to the other end of the housing;
A cylinder rod which is located in the hollow space and has one end connected to the opening and closing member and the other end connected to one end of the cylinder so as to be movable in both end directions; And
And a fastening part provided at the other end of the cylinder and supplied with air pressure from the outside or the cylinder rod being moved in the direction of both ends while discharging the supplied air pressure. A possible lane painting device.

Images