CN220310753U - Spray head structure of coating equipment - Google Patents

Abstract

The application discloses coating equipment shower nozzle structure belongs to spraying device technical field. Mainly comprises a spray gun body, wherein the spray gun body is provided with a spray hole; the handle is arranged at the bottom of the spray gun body; the trigger is hinged on the spray gun body, a torsion spring is arranged at the hinge joint of the trigger and the spray gun body, and a pawl is arranged at the bottom of the trigger; spacing subassembly, this spacing subassembly is installed on the handle, and spacing subassembly includes: a fixing member provided inside the handle; the clamping piece is hinged to the fixing piece at one end, and a torsion spring is arranged at the hinged position of the clamping piece and the fixing piece; and the ratchet bar is used for being matched with the pawl to fix the trigger. The utility model provides a coating equipment shower nozzle structure through installing the pawl in the trigger bottom with install on the handle with pawl assorted ratchet, solves traditional spray gun and carries out the during operation of spraying for a long time, needs to last to press the trigger, aggravates staff's hand burden's problem.

Description

Spray head structure of coating equipment

Technical Field

The application relates to the technical field of spraying devices, in particular to a spray head structure of coating equipment.

Background

A coating apparatus refers to a tool or machine for uniformly applying paint, coating or other material to the surface of an object. Common coating devices include spray guns, which may be used to spray paint onto surfaces of various objects such as furniture, machines, and particularly vehicles (corresponding automobile bodies), which may include a material container for holding a spray material and a spray gun body for spraying the paint material.

The utility model patent with publication number CN109127182B specifically discloses a spray gun, which comprises a first operating member and a second operating member, wherein the first operating member is used for moving relative to the spray gun body to adjust the flow of the air inlet channel or/and the first air outlet channel, and the second operating member is movably arranged on the first operating member and corresponds to the second air outlet channel to adjust the flow of the second air outlet channel, so that the convenience of spray gun operation is improved.

In the above-mentioned publication, the mixer in the spray gun is movable, and when the spraying operation is performed, the worker needs to press the trigger to eject the paint from the spray head, but when the spraying operation is performed for a long time, the worker needs to continuously press the trigger, which may increase the burden on the worker's hand, so that it is necessary to provide a spray head structure of the coating apparatus capable of freely controlling the state of the mixer to solve the above-mentioned problems.

It should be noted that the above information disclosed in this background section is only for understanding the background of the present application concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems existing in the prior art, the problems to be solved by the present application are: the utility model provides a coating equipment shower nozzle structure, solves the work time that traditional spray gun carried out long-time spraying, needs to keep pressing the trigger, aggravates staff's hand burden's problem.

The technical scheme adopted for solving the technical problems is as follows: a spray head structure of coating equipment comprises a spray gun body, wherein a spray hole is arranged on the spray gun body; the handle is arranged at the bottom of the spray gun body; the trigger is hinged on the spray gun body, a torsion spring is arranged at the hinge joint of the trigger and the spray gun body, and a pawl is arranged at the bottom of the trigger; spacing subassembly, this spacing subassembly is installed on the handle, and spacing subassembly includes: a fixing member provided inside the handle; the clamping piece is hinged to the fixing piece at one end, and a torsion spring is arranged at the hinged position of the clamping piece and the fixing piece; and the ratchet bar is used for being matched with the pawl to fix the trigger.

Further, the interior of the spray gun body is hollow.

Further, the other end of the spray gun body far away from the spray head is provided with a feed pipe, and the feed pipe is communicated with the spray head.

Further, a spray width controller is arranged on the spray gun body and is communicated with the feed pipe.

Further, the trigger and the handle are both made of plastic.

The beneficial effects of this application are: the application provides a coating equipment shower nozzle structure through installing the pawl in the trigger bottom with install on the handle with pawl assorted ratchet, solves traditional spray gun and carries out the during operation of spraying for a long time, needs to last to press the trigger, aggravates staff's hand burden's problem.

In addition to the objects, features, and advantages described above, there are other objects, features, and advantages of the present application. The present application will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.

In the drawings:

FIG. 1 is an overall schematic view of a spray head structure of a coating apparatus according to the present application;

FIG. 2 is a schematic view of the trigger and stop assembly of FIG. 1 shown separated;

wherein, each reference sign in the figure:

1. a spray gun body; 2. a spray head; 3. a handle; 4. a trigger; 41. a pawl; 5. an injection hole; 6. a spray controller; 7. a feed pipe; 8. a limit component; 81. a fixing member; 82. a clamping piece; 821. a ratchet bar.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

As shown in fig. 1, the application provides a spray head structure of a coating device, which comprises a spray gun body 1, wherein the interior of the spray gun body 1 is hollow, a trigger 4 is hinged on the spray gun body 1, a torsion spring is arranged at the hinge position of the trigger 4 and the spray gun body 1, when the trigger 4 is pressed down, the torsion spring deforms, and when the trigger 4 is loosened, the trigger 4 is reset through the elasticity of the torsion spring;

a spray head 2 is arranged at one end of the spray gun body 1, the spray head 2 is positioned at the front end of the spray gun body 1, and an injection hole 5 is arranged on the spray head 2, when a trigger 4 is pressed down, the spray gun body 1 injects paint towards the front of the spray gun body 1 through the injection hole 5;

simultaneously, the bottom of the spray gun body 1 is also provided with a handle 3, when in use, the handle 3 is held by a worker, the spray hole 5 is controlled by pressing down the trigger 4 to spray the paint, and the trigger 4 and the handle 3 are both made of plastics;

simultaneously, the other end of the spray gun body 1 is provided with a spray width controller 6 and a feed pipe 7, wherein the spray width controller 6 is connected with the feed pipe 7, one end of the feed pipe 7 is connected with external material conveying equipment, the other end of the feed pipe 7 is connected with the spray hole 5 and is used for inputting paint into the spray hole 5, when the trigger 4 is pulled, the paint is input into the spray hole 5 through the feed pipe 7 and then sprayed out of the spray hole 5, and meanwhile, the spray pressure of the spray hole 5 can be adjusted through the spray width controller 6 so as to adapt to the spray operation of various workpieces.

The above-mentioned spray gun structure is prior art and is not limited herein.

As shown in fig. 2, a limiting component 8 is mounted on one side of the handle 3, which is close to the trigger 4, the limiting component 8 comprises a fixing piece 81, the fixing piece 81 is fixedly mounted on the handle 3, meanwhile, a clamping piece 82 is hinged on the fixing piece 81, and when the clamping piece 82 is pressed, the clamping piece rotates around the hinge position of the fixing piece 81;

simultaneously install the torsional spring in the articulated department of this joint piece 82 and mounting 81, when joint piece 82 was pressed, elastic deformation took place for the torsional spring, when pressing the external force of joint piece 82 and disappearing, reset joint piece 82 through the elasticity of torsional spring.

Simultaneously, a ratchet bar 821 is arranged at the upper end of the clamping piece 82, the tooth back of the ratchet bar 821 is arranged in the opposite direction towards the inner side of the handle 3, and a pawl 41 is arranged at the bottom of the trigger 4 corresponding to the ratchet bar 821, and the pawl 41 is meshed with the ratchet bar 821;

when the trigger 4 is pressed down, the pawl 41 slides on the tooth back of the ratchet bar 821, and when the force pressing the trigger 4 is lost, the pawl 41 is clamped by the ratchet bar 821, so that the trigger 4 cannot move back;

when long-time spraying work is needed, the trigger 4 is pressed down according to the spraying amount, so that the pawl 41 slides on the tooth back of the ratchet bar 821, the trigger 4 is loosened after the spraying amount is determined, the pawl 41 can be clamped by the ratchet bar 821, the trigger 4 cannot move back, the spraying hole 5 continuously sprays the coating outwards, at the moment, a worker does not need to continuously press the trigger 4, the hand burden of the worker is lightened, and the spraying amount of the spraying hole 5 cannot be changed due to shaking of the hand;

when the spraying operation is finished, the clamping piece 82 is pressed downwards, so that the pawl 41 and the ratchet bar 821 are separated from each other, at the moment, the trigger 4 is restored under the drive of the torsion spring, so that the spraying of the spraying hole 5 is stopped, after the trigger 4 is restored, the clamping piece 82 is loosened, at the moment, the clamping piece 82 is restored under the drive of the torsion spring, and the pawl 41 and the ratchet bar 821 are meshed with each other again.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (5)

1. A coating apparatus spray head structure comprising:

a spray gun body (1), wherein a spray hole (5) is arranged on the spray gun body (1);

a handle (3), wherein the handle (3) is arranged at the bottom of the spray gun body (1);

a trigger (4), wherein the trigger (4) is hinged on the spray gun body (1), a torsion spring is arranged at the hinge joint of the trigger (4) and the spray gun body (1), and a pawl (41) is arranged at the bottom of the trigger (4);

spacing subassembly (8), this spacing subassembly (8) are installed on handle (3), its characterized in that: the limit assembly (8) comprises:

a fixing member (81), wherein the fixing member (81) is arranged on the inner side of the handle (3);

the clamping piece (82), one end of the clamping piece (82) is hinged to the fixing piece (81), and a torsion spring is arranged at the hinge joint of the clamping piece (82) and the fixing piece (81);

a ratchet bar (821) for cooperating with said pawl (41) to effect the fixing of said trigger (4).

2. A spray head structure of a coating apparatus according to claim 1, wherein: the spray gun body (1) is hollow.

3. A spray head structure of a coating apparatus according to claim 1, wherein: the spray gun is characterized in that a feeding pipe (7) is arranged at the other end, far away from the spray head (2), of the spray gun body (1), and the feeding pipe (7) is communicated with the spray head (2).

4. A spray head structure of a coating apparatus according to claim 3, wherein: the spray gun is characterized in that a spray-width controller (6) is arranged on the spray gun body (1), and the spray-width controller (6) is communicated with the feeding pipe (7).

5. A spray head structure of a coating apparatus according to claim 1, wherein: the trigger (4) and the handle (3) are both made of plastics.