CN215388734U

CN215388734U - Automatic opening and closing structure of urea spray gun

Info

Publication number: CN215388734U
Application number: CN202120548415.8U
Authority: CN
Inventors: 吴郑敏; 赵赫; 宋月; 姚慧慧; 刘强; 江可; 赵荣
Original assignee: Irico Hefei LCD Glass Co Ltd
Current assignee: Irico Hefei LCD Glass Co Ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2022-01-04
Anticipated expiration: 2031-03-16

Abstract

The utility model belongs to the technical field of TFT-LCD liquid crystal glass substrate manufacturing, and particularly relates to an automatic opening and closing structure of a urea spray gun, which comprises a flue body, a spray gun socket, a socket cover plate and a control box for controlling the socket cover plate; the spray gun insertion opening is formed in the side wall of the flue body; the socket cover plate is covered on the side wall of the socket of the spray gun; the spray gun body is inserted into the spray gun socket through the socket cover plate; the control box is in a rectangular block shape, and two sliding plates are connected in the control box in a sliding manner; the side walls of the two sliding plates are fixedly connected with a first transmission rod and a second transmission rod; the first transmission rod extends out of the control box and is fixedly connected with the bottom end of the socket cover plate; can open the socket apron through remote control box, be convenient for clear up the flue body, dismantle inconvenient shortcoming when having solved the fix with screw, avoid the flue gas to cause the injury to the staff.

Description

Automatic opening and closing structure of urea spray gun

Technical Field

The utility model belongs to the technical field of manufacturing of TFT-LCD (thin film transistor-liquid crystal display) liquid crystal glass substrates, and particularly relates to an automatic opening and closing structure of a urea spray gun.

Background

In the manufacturing process of the TFT-LCD liquid crystal glass substrate, denitration treatment needs to be carried out on the flue gas discharged by the tank furnace, so that the environmental protection requirement is met, and the flue gas is treated by matching urea solution sprayed by a common urea spray gun with an SCR system at present; the flue gas contains more granular dust, the temperature of the urea solution is lower, the humidity is high, a large amount of dust is condensed in the area after long-term use, a flue is blocked, the index of the flue gas cannot reach the standard, and the process and equipment are interfered, so that the production is influenced;

at present, the normal operation of a flue gas system is ensured by regularly cleaning a flue and replacing a urea spray gun, the flue is cleaned by disassembling a sealing cover plate in the process, and the sealing cover plate of the flue is fixed and sealed by screws at present and is inconvenient to disassemble and assemble, so that the health and safety of operators are threatened by the flue gas.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that the sealing cover plate of the flue is fixed and sealed by screws at present, and is inconvenient to detach and install, so that the smoke threatens the health and safety of operators, the utility model provides an automatic opening and closing structure of a urea spray gun.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to an automatic opening and closing structure of a urea spray gun, which comprises a flue body, a spray gun socket, a socket cover plate and a control box for controlling the socket cover plate, wherein the spray gun socket is arranged on the flue body; the spray gun insertion opening is formed in the side wall of the flue body; the socket cover plate is covered on the side wall of the socket of the spray gun; the spray gun body is inserted into the spray gun socket through the socket cover plate;

the control box is in a rectangular block shape, and two sliding plates are connected in the control box in a sliding manner; the side walls of the two sliding plates are fixedly connected with a first transmission rod and a second transmission rod; the first transmission rod extends out of the control box and is fixedly connected with the bottom end of the socket cover plate; the second transmission rod extends out of the control box; and a control unit is arranged between the two sliding plates.

Preferably, the control unit comprises a telescopic rod and a push rod; one end of the telescopic rod extends into the control box, and the other end of the telescopic rod extends out of the side wall of the top end of the control box; the top end of the telescopic rod is fixedly connected with a pressing plate, and a first spring is sleeved on the side wall of the telescopic rod; one end of the first spring is fixedly connected to the side wall of the bottom end of the pressing plate, and the other end of the first spring is fixedly connected to the side wall of the top end of the control box; one end of the push rod is hinged to the side wall of the telescopic rod, and the other end of the push rod is hinged to the side wall of the sliding plate.

Preferably, a fixing hole is formed in the side wall of the insertion opening of the spray gun; a convex block is arranged on the side wall of the socket cover plate; the lug corresponds to the fixing hole; a rubber pad is fixedly connected to the side wall of the lug; a second spring is sleeved on the side wall of the spray gun body; one end of the second spring is fixedly connected to the side wall of the socket cover plate, and the other end of the second spring is fixedly connected to the side wall of the spray gun body.

Preferably, the side wall of the flue body is provided with an observation port; an observation port cover plate is arranged on the side wall of the observation port; and the second transmission rod is fixedly connected with the side wall of the observation port cover plate.

Preferably, a clamping groove is formed in the side wall of the observation port; a clamping block corresponding to the clamping groove is arranged on the side wall of the observation port cover plate; and a sealing gasket is arranged on the side wall of the clamping block.

Preferably, a third spring is arranged between the two sliding plates and the inner side wall of the control box.

The utility model has the following beneficial effects:

1. according to the automatic opening and closing structure of the urea spray gun, the socket cover plate can be opened through the remote control box, so that the flue body is convenient to clean, the defect that the disassembly is inconvenient when a screw is fixed is overcome, and the harm of smoke to workers is avoided.

2. According to the automatic opening and closing structure of the urea spray gun, the opening and closing of the socket cover plate are more convenient through the matching between the fixing hole and the lug, and the rubber pad is arranged on the side wall of the lug, so that the sealing effect is better, and the environmental pollution caused by the leakage of smoke gas is prevented.

Drawings

The utility model will be further explained with reference to the drawings.

FIG. 1 is a partial cross-sectional view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

FIG. 5 is an enlarged view of the parts of the spray gun socket and socket cover;

in the figure: 1. a flue body; 11. a viewing port; 12. a viewing port cover plate; 13. a card slot; 14. a clamping block; 141. a gasket; 2. a spray gun body; 21. a second spring; 3. a spray gun socket; 31. a fixing hole; 4. a socket cover plate; 41. a bump; 42. a rubber pad; 5. a control box; 51. a slide plate; 52. a first drive lever; 53. a second transmission rod; 54. a control unit; 541. a telescopic rod; 542. a push rod; 543. a pressing plate; 544. a first spring; 55. and a third spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1 to 5, the automatic opening and closing structure of a urea spray gun according to the present invention includes a flue body 1, a spray gun body 2, a spray gun socket 3, a socket cover plate 4, and a control box 5 for controlling the socket cover plate 4; the spray gun insertion opening 3 is arranged on the side wall of the flue body 1; the socket cover plate 4 is covered on the side wall of the spray gun socket 3; the spray gun body 2 is inserted into the spray gun socket 3 through the socket cover plate 4;

the control box 5 is in a rectangular block shape, and two sliding plates 51 are connected in the control box in a sliding manner; the side walls of the two sliding plates 51 are fixedly connected with a first transmission rod 52 and a second transmission rod 53; the first transmission rod 52 extends out of the control box 5 and is fixedly connected with the bottom end of the socket cover plate 4; the second transmission rod 53 extends out of the control box 5; a control unit 54 is arranged between the two sliding plates 51; when the device works, when the flue body 1 needs to be cleaned and the spray gun body 2 needs to be replaced, the control unit 54 is pressed, so that the sliding plate 51 is pushed to slide in the control box 5, the first transmission rod 52 is further pushed to move, the first transmission rod 52 drives the socket cover plate 4 to move, and at the moment, the socket cover plate 4 is separated from the spray gun socket 3; in this way, can open socket apron 4 through remote control box 5, be convenient for clear up flue body 1, dismantle inconvenient shortcoming when having solved the fix with screw, avoided the flue gas to cause the injury to the staff.

As an embodiment of the present invention, the control unit 54 includes a telescopic rod 541 and a push rod 542; one end of the telescopic rod 541 extends into the control box 5, and the other end of the telescopic rod extends out of the side wall of the top end of the control box 5; the top end of the telescopic rod 541 is fixedly connected with a pressing plate 543, and the side wall is sleeved with a first spring 544; one end of the first spring 544 is fixedly connected to the side wall of the bottom end of the pressing plate 543, and the other end is fixedly connected to the side wall of the top end of the control box 5; one end of the push rod 542 is hinged on the side wall of the expansion link 541, and the other end is hinged on the side wall of the sliding plate 51; when the device works, the telescopic rod 541 is pressed to drive the telescopic rod 541 to move downwards and extrude the first spring 544, the telescopic rod 541 further drives the push rod 542 to move, and the slide plate 51 is driven to move under the pushing action of the push rod 542, so that the first transmission rod 52 is driven to move; the telescopic rod 541 is loosened, and the first transmission rod 52 can be reset under the action of the elastic force of the first spring 544; the operation is convenient.

As an embodiment of the utility model, a fixing hole 31 is formed on the side wall of the spray gun socket 3; a convex block 41 is arranged on the side wall of the socket cover plate 4; the projection 41 corresponds to the fixing hole 31; a rubber pad 42 is fixedly connected to the side wall of the bump 41; the side wall of the spray gun body 2 is sleeved with a second spring 21; one end of the second spring 21 is fixedly connected to the side wall of the socket cover plate 4, and the other end of the second spring is fixedly connected to the side wall of the spray gun body 2; when the smoke-gas-leakage-prevention device works, the lug 41 is clamped into the fixing hole 31, so that the fixing and the dismounting are more convenient, the rubber pad 42 is arranged on the side wall of the lug 41, the sealing effect is better, and the environment pollution caused by smoke gas leakage is prevented; the second spring 21 functions as an auxiliary return.

As an embodiment of the utility model, a viewing port 11 is arranged on the side wall of the flue body 1; a viewing port cover plate 12 is arranged on the side wall of the viewing port 11; the second transmission rod 53 is fixedly connected with the side wall of the observation port cover plate 12; as an embodiment of the present invention, a clamping groove 13 is formed on a side wall of the viewing port 11; a clamping block 14 corresponding to the clamping groove 13 is arranged on the side wall of the observation port cover plate 12; a sealing gasket 141 is arranged on the side wall of the clamping block 14; as an embodiment of the present invention, a third spring 55 is disposed between two sliding plates 51 and the inner side wall of the control box 5; in the same way, when the observation window cover 12 works, the control unit 54 drives the second transmission rod 53 to move, so that the second transmission rod 53 drives the observation window cover 12 to move, and the observation window cover 12 is opened; the telescopic rod 541 is loosened to drive the second transmission rod 53 to cover the observation opening cover plate 12; the sealing gasket 141 enables a better sealing effect; wherein the third spring 55 functions to assist the return of the slide plate 51.

The working principle is as follows: when the device works, when the flue body 1 needs to be cleaned and the spray gun body 2 needs to be replaced, the control unit 54 is pressed, so that the sliding plate 51 is pushed to slide in the control box 5, the first transmission rod 52 is further pushed to move, the first transmission rod 52 drives the socket cover plate 4 to move, and at the moment, the socket cover plate 4 is separated from the spray gun socket 3; in this way, the socket cover plate 4 can be opened through the remote control box 5, so that the flue body 1 can be cleaned conveniently, the defect that the bolt is inconvenient to detach during fixing is overcome, and the harm of smoke to workers is avoided; the telescopic rod 541 is pressed to drive the telescopic rod 541 to move downwards and extrude the first spring 544, the telescopic rod 541 further drives the push rod 542 to move, and the slide plate 51 is driven to move under the pushing action of the push rod 542, so that the first transmission rod 52 is driven to move; the telescopic rod 541 is loosened, and the first transmission rod 52 can be reset under the action of the elastic force of the first spring 544; the operation is convenient; the lug 41 is clamped into the fixing hole 31, so that the fixing and the dismounting are more convenient, and the rubber pad 42 is arranged on the side wall of the lug 41, so that the sealing effect is better, and the environmental pollution caused by the leakage of smoke gas is prevented; the second spring 21 plays a role of assisting the reset; in the same way, the control unit 54 drives the second transmission rod 53 to move, so that the second transmission rod 53 drives the viewing port cover 12 to move, and the viewing port cover 12 is opened; the telescopic rod 541 is loosened to drive the second transmission rod 53 to cover the observation opening cover plate 12; the sealing gasket 141 enables a better sealing effect; wherein the third spring 55 functions to assist the return of the slide plate 51.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatic structure that opens and shuts of urea spray gun which characterized in that: comprises a flue body (1), a spray gun body (2), a spray gun socket (3), a socket cover plate (4) and a control box (5) for controlling the socket cover plate (4); the spray gun socket (3) is arranged on the side wall of the flue body (1); the socket cover plate (4) is covered on the side wall of the spray gun socket (3); the spray gun body (2) penetrates through the socket cover plate (4) and is inserted into the spray gun socket (3);

the control box (5) is in a rectangular block shape, and two sliding plates (51) are connected in the control box in a sliding manner; the side walls of the two sliding plates (51) are fixedly connected with a first transmission rod (52) and a second transmission rod (53); the first transmission rod (52) extends out of the control box (5) and is fixedly connected with the bottom end of the socket cover plate (4); the second transmission rod (53) extends out of the control box (5); a control unit (54) is arranged between the two sliding plates (51).

2. The automatic opening and closing structure of a urea spray gun according to claim 1, characterized in that: the control unit (54) comprises a telescopic rod (541) and a push rod (542); one end of the telescopic rod (541) extends into the control box (5), and the other end of the telescopic rod extends out of the side wall of the top end of the control box (5); the top end of the telescopic rod (541) is fixedly connected with a pressing plate (543), and the side wall of the telescopic rod is sleeved with a first spring (544); one end of the first spring (544) is fixedly connected to the side wall of the bottom end of the pressing plate (543), and the other end of the first spring is fixedly connected to the side wall of the top end of the control box (5); one end of the push rod (542) is hinged on the side wall of the telescopic rod (541), and the other end of the push rod is hinged on the side wall of the sliding plate (51).

3. The automatic opening and closing structure of a urea spray gun according to claim 2, characterized in that: a fixing hole (31) is formed in the side wall of the spray gun socket (3); a convex block (41) is arranged on the side wall of the socket cover plate (4); the lug (41) corresponds to the fixing hole (31); a rubber pad (42) is fixedly connected to the side wall of the bump (41); a second spring (21) is sleeved on the side wall of the spray gun body (2); one end of the second spring (21) is fixedly connected to the side wall of the socket cover plate (4), and the other end of the second spring is fixedly connected to the side wall of the spray gun body (2).

4. The automatic opening and closing structure of a urea spray gun according to claim 3, characterized in that: the side wall of the flue body (1) is provided with an observation port (11); an observation port cover plate (12) is arranged on the side wall of the observation port (11); the second transmission rod (53) is fixedly connected with the side wall of the observation port cover plate (12).

5. The automatic opening and closing structure of a urea spray gun according to claim 4, characterized in that: a clamping groove (13) is formed in the side wall of the observation port (11); a clamping block (14) corresponding to the clamping groove (13) is arranged on the side wall of the observation port cover plate (12); and a sealing gasket (141) is arranged on the side wall of the clamping block (14).

6. The automatic opening and closing structure of a urea spray gun according to claim 5, characterized in that: and a third spring (55) is arranged between the two sliding plates (51) and the inner side wall of the control box (5).