CN220371340U

CN220371340U - Portable electric spray gun

Info

Publication number: CN220371340U
Application number: CN202321494052.XU
Authority: CN
Inventors: 龙志雄
Original assignee: Ningbo Jingchen Technical Service Co ltd
Current assignee: Ningbo Jingchen Technical Service Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2024-01-23
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses a portable electric spray gun, which relates to the field of electric spray guns, and comprises a spray gun hand-held handle, a trigger rotatably arranged on the outer wall of the spray gun hand-held handle, a control rod and a control mechanism, wherein a waist-shaped groove is formed in the side wall of the trigger, the control rod is in sliding fit with the waist-shaped groove through a pin shaft, the control mechanism comprises a limiting cylinder, an elastic plate and a mounting ring, the mounting ring is elastically arranged at the axial end of the mounting ring, the limiting cylinder is fixedly arranged on the inner wall of the spray gun hand-held handle, the control rod penetrates through the mounting ring and the limiting cylinder, the side wall of the elastic plate is in sliding fit with the outer wall of the control rod, the outer wall of the elastic plate is obliquely arranged, the elastic plates are uniformly distributed in an annular shape along the outer wall of the mounting ring, and a jacking spring is fixedly arranged on the inner wall of the spray gun hand-held handle; through the cooperation of above-mentioned structure to can prevent as far as possible that the mistake from touching the trigger and leading to the spray gun work, burn staff, reach the effect that improves the safety in utilization at the in-process of work.

Description

Portable electric spray gun

Technical Field

The utility model relates to the technical field of electric spray guns, in particular to a portable electric spray gun.

Background

An electric spray gun is a power tool that sprays various low-viscosity liquids into a mist. The electromagnet is adopted to drive the armature, and the armature acts on the piston rod to perform high-speed reciprocating motion, so that a suction phenomenon is formed, and liquid is sucked up from the container; and high pressure is formed, the spray nozzle sprays at high speed, atomizes and adheres to the surface of an object, and the spraying process is completed.

Such as Chinese patent: the utility model provides a portable helium spray gun for nuclear power plant, including the stock, body of a gun and trigger, be provided with trigger locking device on the stock, the body of a gun sets up on the stock, be provided with the support on the body of a gun bottom, the body of a gun front end is provided with the valve pocket, the valve pocket is connected with the inlet channel, wear to be equipped with disk seat and needle relatively on the front and back lateral wall of valve pocket, the front lateral wall threaded connection of disk seat and valve pocket, be provided with the gas vent on the disk seat, needle and gas vent assorted, the needle rear end passes the support and is provided with the connecting rod, wear to be equipped with the stopper on the needle and threaded connection with it, the stopper passes through first spring and support connection, the trigger sets up on the body of a gun, the trigger is connected with trigger locking device and connecting rod respectively, effectively solved the spray gun trigger among the prior art, it is poor applicability, and can not lock the trigger, lead to operation fatigue and inconvenient scheduling problem.

Although the trigger is locked at any position through the trigger locking device, the trigger does not need to be pressed for a long time, the operation labor intensity is reduced, and the operation convenience is improved, in the construction process, workers find that the trigger is frequently touched by mistake due to the complex working environment, so that the spray gun works, and danger is generated.

To this end, we propose a portable electric spray gun.

Disclosure of Invention

The utility model provides a portable electric spray gun capable of preventing false touch.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a portable electric spray gun comprises a spray gun hand-held handle, a trigger rotatably arranged on the outer wall of the spray gun hand-held handle, a control rod and a control mechanism, wherein a waist-shaped groove is formed in the side wall of the trigger, and the control rod is in sliding fit with the waist-shaped groove through a pin shaft.

The control mechanism comprises a limiting cylinder, an elastic plate and a mounting ring, wherein the limiting cylinder is fixedly arranged on the inner wall of the handheld handle of the spray gun, the control rod penetrates through the mounting ring and the limiting cylinder, the side wall of the elastic plate is in sliding fit with the outer wall of the control rod, the spray gun is prevented from working due to the fact that a trigger is touched by mistake as much as possible, and a worker is burned, so that the effect of improving the use safety is achieved.

Preferably, the outer wall slope of elastic plate sets up, and the elastic plate is provided with a plurality ofly, and a plurality of elastic plates are annular evenly distributed along the outer wall of collar, shrink simultaneously through a plurality of elastic plates, press from both sides tight control lever, improve the fixed stability of control lever.

Preferably, the inner wall fixed mounting of the handheld handle of spray gun has the roof pressure spring, and the other end and the one end fixed connection that the elastic plate was kept away from to the collar of roof pressure spring can make the elastic plate have the trend to limiting cylinder inner chamber slip in real time.

Preferably, the radial outer wall fixedly connected with otic placode of collar, the outer wall fixedly connected with transfer line of otic placode, the one end that the otic placode was kept away from to the transfer line extends to the outer wall of the handheld handle of spray gun, and the outer wall of transfer line and the inner wall slip laminating of the handheld handle of spray gun can be detained the trigger through the finger this moment, simple operation.

Preferably, one side of the hand-held handle of the spray gun, which is far away from the trigger, is elastically provided with a control plate, the side wall of the control plate is fixedly connected with the outer wall of the transmission rod, and the setting of the control plate is used for improving the force application area of the palm when the transmission rod is jacked and pressed, so that the comfort level of the spray gun is improved during use.

Preferably, the inner wall of the control panel is connected with a control cylinder through the fit of internal and external threads, the outer wall of the handheld handle of the spray gun is fixedly connected with a connecting spring, the other end of the connecting spring is attached to the inner wall of the control cylinder, the sensitivity of the sliding mounting ring is adjusted, and the sensitivity can be adjusted according to the use habit of a worker.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the limiting cylinder, the elastic plate and the mounting ring are arranged, the mounting ring is elastically arranged on the inner wall of the handheld handle of the spray gun, the inner cavity of the limiting cylinder is provided with the cone-shaped containing part, the mounting ring drives the elastic plate to have the trend of sliding towards the inner cavity of the limiting cylinder in real time, the control rod penetrates through the limiting cylinder and the mounting ring, when the trigger is pulled, the sliding of the control rod is limited unidirectionally by utilizing the friction force of the elastic plate and the control rod, the condition of pulling the trigger is prevented, the condition of simultaneously pressing the trigger by fingers is required to be met, and meanwhile, the elastic plate is controlled to be far away from the limiting cylinder, so that the spray gun can be prevented from working due to mistaken trigger touching in the working process, and the worker is burnt, and the effect of improving the use safety is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the installation of a spacing cylinder according to the present utility model;

FIG. 3 is a cross-sectional view of a stopper rod according to the present utility model;

fig. 4 is a schematic structural view of an elastic plate in the present utility model.

In the figure: 1. a spray gun handle; 2. a trigger; 3. a connecting spring; 4. a control board; 5. a control lever; 6. a limiting cylinder; 7. a transmission rod; 8. a control cylinder; 9. a pressing spring; 10. a mounting ring; 11. an elastic plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, a portable electric spray gun is shown, which comprises a spray gun hand-held handle 1 and a trigger 2 rotatably mounted on the outer wall of the spray gun hand-held handle 1, wherein the upper end of the trigger 2 is rotatably connected with the spray gun hand-held handle 1 through a torsion spring, and the trigger 2 is used for controlling the spray gun to work.

The control rod 5 and the control mechanism, the waist type groove has been seted up to the lateral wall of trigger 2, and control rod 5 passes through round pin axle and waist type groove sliding fit, and wherein the outer wall of round pin axle is in the laminating with the inner wall slip in waist type groove, and control rod 5 slidable mounting is at the inner wall of spray gun handle 1, can drive control rod 5 slip through pulling trigger 2, and then can realize that trigger 2 is fixed through restricting the slip of control rod 5.

The control mechanism comprises a limiting cylinder 6, an elastic plate 11 and a mounting ring 10, wherein the limiting cylinder 6 is fixedly arranged on the inner wall of the handheld handle 1 of the spray gun, a conical accommodating part is arranged on the inner wall of the limiting cylinder 6, the mounting ring 10 is propped against the inner wall of the limiting cylinder 6, and the outer wall of the elastic plate 11 is propped against the inner wall of the conical accommodating part, so that the elastic plate 11 is elastically deformed.

The control rod 5 penetrates through the mounting ring 10 and the limiting cylinder 6, the side wall of the elastic plate 11 is in sliding fit with the outer wall of the control rod 5, and the surfaces of the control rod 5 and the elastic plate 11, which are close to each other, are all roughly arranged and are used for improving the dynamic friction coefficient of the contact surface of the control rod 5 and the elastic plate 11.

When the trigger 2 is pulled, the control rod 5 slides synchronously, the elastic plate 11 slides synchronously at this time, the inner wall of the conical accommodating part extrudes the elastic plate 11, the positive pressure of the elastic plate 11 to the outer wall of the control rod 5 is improved, the effect of improving the friction force is achieved, the friction force is utilized at this time, the fixation of the control rod 5 is realized, and the inner wall of the limiting cylinder 6 is conical, so that the sliding of the control rod 5 can be limited unidirectionally and the trigger 2 is prevented from being pulled.

When the trigger 2 needs to be pulled, the mounting ring 10 is first slid, so that the elastic plate 11 is separated from the limiting cylinder 6, and the control rod 5 can freely slide along the axis of the control rod at the moment, so that the trigger 2 can be pulled.

The outer wall of the elastic plate 11 is inclined so as to be matched with the conical accommodating part inside the limit cylinder 6.

The elastic plates 11 are arranged in a plurality, the elastic plates 11 are uniformly distributed in a ring shape along the outer wall of the mounting ring 10, and the control rod 5 is clamped by simultaneously shrinking the elastic plates 11, so that the stability of fixing the control rod 5 is improved.

Example 2

Referring to fig. 1-4, this embodiment further illustrates example 1:

the inner wall fixed mounting of the handheld handle 1 of spray gun has the roof pressure spring 9, and the other end of roof pressure spring 9 and the one end fixed connection that elastic plate 11 was kept away from to collar 10 realize the elastic connection of collar 10 and handheld handle 1 of spray gun through roof pressure spring 9 to promote collar 10 in real time by the elasticity of roof pressure spring 9, can make elastic plate 11 have the trend to limiting cylinder 6 inner chamber slip in real time.

The radial outer wall fixedly connected with otic placode of collar 10, the outer wall fixedly connected with transfer line 7 of otic placode, slip transfer line 7 can drive collar 10 slip to control elastic plate 11 and spacing section of thick bamboo 6 separation.

One end that the otic placode was kept away from to transfer line 7 extends to the outer wall of the handheld handle 1 of spray gun, and the outer wall of transfer line 7 and the inner wall slip laminating of the handheld handle 1 of spray gun, and transfer line 7 sets up in the handheld handle 1 of spray gun and keeps away from one side of trigger 2, and when handheld spray gun, staff's palm and transfer line 7 laminating drive line 7 through the palm roof pressure, drive elastic plate 11 and spacing section of thick bamboo 6 separation, can detain trigger 2 through the finger this moment, the simple operation.

One side of the hand-held handle 1 of the spray gun, which is far away from the trigger 2, is elastically provided with a control board 4, the side wall of the control board 4 is fixedly connected with the outer wall of the transmission rod 7, and the setting of the control board 4 is used for improving the force application area when the palm is propped against the transmission rod 7, so that the comfort level during use is improved.

The inner wall of control panel 4 is connected with control section of thick bamboo 8 through inside and outside screw thread cooperation, and the outer wall fixedly connected with coupling spring 3 of spray gun hand-held handle 1, the other end of coupling spring 3 is laminated with the inner wall of control section of thick bamboo 8, rotates control section of thick bamboo 8, can change the elasticity of coupling spring 3 to control panel 4, and then adjusts the sensitivity of slip collar 10, can adjust according to staff's use habit.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable electric spray gun, characterized in that: the spray gun comprises a spray gun hand-held handle (1), a trigger (2) rotatably arranged on the outer wall of the spray gun hand-held handle (1), a control rod (5) and a control mechanism, wherein a waist-shaped groove is formed in the side wall of the trigger (2), and the control rod (5) is in sliding fit with the waist-shaped groove through a pin shaft;

the control mechanism comprises a limiting cylinder (6), an elastic plate (11) and a mounting ring (10), wherein the limiting cylinder (6) is fixedly arranged on the inner wall of the handheld handle (1) of the spray gun, the control rod (5) penetrates through the mounting ring (10) and the limiting cylinder (6), and the side wall of the elastic plate (11) is in sliding fit with the outer wall of the control rod (5).

2. A portable electric spray gun according to claim 1, wherein: the outer wall of the elastic plate (11) is obliquely arranged, a plurality of elastic plates (11) are arranged, and the elastic plates (11) are uniformly distributed in a ring shape along the outer wall of the mounting ring (10).

3. A portable electric spray gun according to claim 2, characterized in that: the inner wall of the spray gun hand-held handle (1) is fixedly provided with a jacking spring (9), and the other end of the jacking spring (9) is fixedly connected with one end, far away from the elastic plate (11), of the mounting ring (10).

4. A portable electric spray gun according to claim 3, wherein: the spray gun is characterized in that an ear plate is fixedly connected to the radial outer wall of the mounting ring (10), a transmission rod (7) is fixedly connected to the outer wall of the ear plate, one end of the transmission rod (7) away from the ear plate extends to the outer wall of the spray gun hand-held handle (1), and the outer wall of the transmission rod (7) is in sliding fit with the inner wall of the spray gun hand-held handle (1).

5. A portable electric spray gun according to claim 4, wherein: one side of the spray gun handheld handle (1) far away from the trigger (2) is elastically provided with a control board (4), and the side wall of the control board (4) is fixedly connected with the outer wall of the transmission rod (7).

6. A portable electric spray gun according to claim 5, wherein: the inner wall of the control panel (4) is connected with a control cylinder (8) through internal and external screw thread matching, the outer wall of the spray gun hand-held handle (1) is fixedly connected with a connecting spring (3), and the other end of the connecting spring (3) is attached to the inner wall of the control cylinder (8).