Special workbench for installing electromagnetic expansion valve

Abstract

The utility model discloses a special workbench for installing an electromagnetic expansion valve, and belongs to the technical field of expansion valve tools. The special workbench for installing the electromagnetic expansion valve comprises a workbench body, an integrally-formed fixing frame body is arranged in the workbench body, a threaded rod is installed above the fixing frame body, a pressing rod is installed at the lower end of the threaded rod, and an electromagnetic expansion valve body is arranged below the pressing rod. Movable pressing plates are installed on the two sides of the electromagnetic expansion valve body correspondingly, and two movable clamping plates are installed on one sides of the movable pressing plates. The mounting structure of the electromagnetic expansion valve solves the problems that an adjusting structure of an existing mounting structure of the electromagnetic expansion valve is poor in positioning effect, difficult to meet actual mounting requirements and poor in adaptability, mounting work can be conveniently carried out outside a battery cooler through multiple adjusting and fixing structures, the structural strength is stable, adjusting and operation are convenient, and the service life of the electromagnetic expansion valve is prolonged. And the electromagnetic expansion valve mounting device is good in adaptability and better in mounting effect.

Description

Technical Field

[0001] The utility model relates to the technical field of expansion valve tooling, in particular to a special workbench for installing an electromagnetic expansion valve. Background Art

[0002] The electromagnetic expansion valve is a device used to regulate the flow of refrigerant in a refrigeration or air conditioning system. The electromagnetic expansion valve is usually composed of a coil, a piston assembly, and a valve body. When installing an existing electromagnetic expansion valve, it is necessary to purchase a fixed tooling with a suitable caliber to assist in the installation of the electromagnetic expansion valve.

[0003] The Chinese patent with the announcement number CN213616202U discloses a fixing tool for an electromagnetic expansion valve, including a fixture positioning chassis, a fixed mounting base, a mounting groove, a positioning mounting groove, a positioning sub-groove, a positioning main groove, a flow channel, a cutting fluid outlet and an electromagnetic expansion valve fixing component, wherein: the positioning mounting groove is provided with a positioning sub-groove inside, wherein the positioning sub-groove is provided with a positioning main groove inside; the fixture positioning chassis is provided with a flow channel inside, wherein the flow channel is connected to the cutting fluid outlet; the electromagnetic expansion valve fixing component is installed on both sides above the top of the fixture positioning chassis. The arrangement of the positioning mounting groove, the cutting fluid outlet and the electromagnetic expansion valve fixing component of the patent can be processed by the electromagnetic expansion valve fixing component without affecting the processing range of the expansion valve, thereby avoiding the limitation of the processing range due to an unsatisfactory clamping position.

[0004] During actual use, the installation structure of the electromagnetic expansion valve of the above patent has poor adjustment structure positioning effect, is difficult to meet actual installation requirements, and has poor adaptability; therefore, it does not meet existing needs. In this regard, we propose a special workbench for installing electromagnetic expansion valves. Utility Model Content

[0005] The purpose of the utility model is to provide a special workbench for installing an electromagnetic expansion valve, which solves the problem that the installation structure of the electromagnetic expansion valve proposed in the above background technology has poor adjustment structure positioning effect during actual use, is difficult to meet actual installation requirements, and has poor adaptability.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a special workbench for installing an electromagnetic expansion valve, comprising a workbench main body, an integrally formed fixed frame is arranged inside the workbench main body, a threaded rod is installed above the fixed frame, a pressure rod is installed at the lower end of the threaded rod, an electromagnetic expansion valve main body is arranged below the pressure rod, movable pressure plates are installed on both sides of the electromagnetic expansion valve main body, and two movable splints are installed on one side of the movable pressure plate.

[0007] Preferably, positioning frames are fixedly connected to both sides of the workbench body, and fixing frames are welded to both sides below the workbench body.

[0008] Preferably, a support frame is welded in the middle of the workbench body, the threaded rod passes through the support frame and is threadedly connected to the support frame, a positioning nut is installed on the upper end of the support frame, and the positioning nut is threadedly connected to the threaded rod.

[0009] Preferably, a pressure rod is fixedly connected to the lower end of the positioning nut, and the lower end of the pressure rod is in contact with the upper end surface of the electromagnetic expansion valve body.

[0010] Preferably, two valve tubes are provided at the lower end of the electromagnetic expansion valve body, a wire connector is installed on one side of the electromagnetic expansion valve body, the movable pressure plate is movably connected to the workbench body through a hinge, a spring rod is installed at the rear end of the movable pressure plate, and both ends of the spring rod are movably connected to the movable pressure plate and the workbench body respectively through connecting ears.

[0011] Preferably, a limit plate is installed in the workbench main body by fixing screws, and the two movable splints are slidably connected to the workbench main body by sliding grooves, a telescopic screw is installed on one side of the movable splint, and the telescopic screw is rotatably connected to the movable splint through a bearing, and a threaded sleeve is installed on one side of the telescopic screw, the telescopic screw extends to the inside of the threaded sleeve and is threadedly connected to the threaded sleeve, and the threaded sleeve is rotatably connected to the workbench main body through a bearing, and sliding rods are passed through the inside of the two movable splints, and both ends of the sliding rods are fixedly connected to the workbench main body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] During use of the utility model, the electromagnetic expansion valve body to be installed is placed inside the fixed frame of the workbench body, and the two movable clamps are adjusted and the threaded sleeve is rotated. The threaded sleeve drives the telescopic screw to move, and the telescopic screw pushes the movable clamp to displace and squeeze the outside of the electromagnetic expansion valve body, so that the rear end of the electromagnetic expansion valve body is limited, and the two movable pressure plates push the outside of the other side of the electromagnetic expansion valve body respectively, and the spring rod is used for limiting to keep the position of the electromagnetic expansion valve body stable, so that the threaded rod is adjusted in conjunction with the rotating positioning nut, and the threaded rod drives the pressure rod to push the upper end of the electromagnetic expansion valve body, so that the electromagnetic expansion valve body descends slowly, so that installation work can be carried out outside the battery cooler. The structural strength is stable, and it is easy to adjust and operate to adapt to different types of electromagnetic expansion valves, with good adaptability and better installation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an axonometric view of the front view of the utility model;

[0015] Figure 2 It is an axonometric view of the utility model from above;

[0016] Figure 3 It is an axonometric view of the present invention when viewed from above;

[0017] Figure 4 For this utility model Figure 3 A partial enlarged view of area A in the middle.

[0018] In the figure: 1. workbench body; 101. positioning frame; 102. fixing frame; 103. fixing frame; 104. supporting frame; 2. threaded rod; 201. positioning nut; 202. pressure rod; 3. electromagnetic expansion valve body; 301. valve tube; 302. wire connector; 4. movable pressure plate; 401. spring rod; 5. movable splint; 501. sliding rod; 502. telescopic screw; 503. threaded sleeve; 504. limit plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In order to solve the problem that the existing electromagnetic expansion valve installation structure has a single adjustment structure and general adaptability during actual use, please refer to Figure 1 - Figure 4 , this embodiment provides the following technical solutions:

[0021] A special workbench for installing an electromagnetic expansion valve comprises a workbench main body 1, an integrally formed fixed frame 103 is arranged inside the workbench main body 1, a threaded rod 2 is installed above the fixed frame 103, a pressure rod 202 is installed at the lower end of the threaded rod 2, an electromagnetic expansion valve main body 3 is arranged below the pressure rod 202, movable pressure plates 4 are installed on both sides of the electromagnetic expansion valve main body 3, and two movable clamping plates 5 are installed on one side of the movable pressure plate 4.

[0022] Specifically, through multiple adjustment and fixing structures, installation work can be carried out outside the battery cooler, the structural strength is stable, and it is easy to adjust and operate to adapt to different types of electromagnetic expansion valves, with good adaptability and better installation effect.

[0023] In order to solve the technical problem that the positioning effect of the electromagnetic expansion valve is poor in the prior art, which affects the subsequent installation work and is not conducive to continuous operation, please refer to Figure 1 - Figure 3, providing the following technical solutions:

[0024] Positioning frames 101 are fixedly connected to both sides of the workbench body 1, and fixing frames 102 are welded to both sides below the workbench body 1. The workbench body 1 is installed on the production line through the fixing frames 102 and adjusted and installed through the positioning frames 101.

[0025] A support frame 104 is welded in the middle of the workbench body 1, and the threaded rod 2 penetrates the support frame 104 and is threadedly connected to the support frame 104. A positioning nut 201 is installed on the upper end of the support frame 104, and the positioning nut 201 is threadedly connected to the threaded rod 2. A pressure rod 202 is fixedly connected to the lower end of the positioning nut 201, and the lower end of the pressure rod 202 is in contact with the upper end surface of the electromagnetic expansion valve body 3. The positioning nut 201 is rotated to adjust the threaded rod 2, and the threaded rod 2 drives the pressure rod 202 to push the upper end of the electromagnetic expansion valve body 3, so that the electromagnetic expansion valve body 3 descends slowly to facilitate installation work outside the battery cooler.

[0026] Specifically, it is installed on the production line through the fixing bracket 102, and the installation is adjusted through the positioning bracket 101. The positioning nut 201 is rotated to adjust the threaded rod 2. The threaded rod 2 drives the pressure rod 202 to push the upper end of the electromagnetic expansion valve body 3, so that the electromagnetic expansion valve body 3 descends slowly, so that installation work can be carried out outside the battery cooler, so as to carry out subsequent installation work, which is conducive to continuous work.

[0027] In order to solve the problem that the existing electromagnetic expansion valve installation structure has poor adjustment structure positioning effect during actual use, is difficult to meet the actual installation requirements, and has poor adaptability, please refer to Figure 1 - Figure 4 , this embodiment provides the following technical solutions:

[0028] Two valve tubes 301 are provided at the lower end of the electromagnetic expansion valve body 3, a wire connector 302 is installed on one side of the electromagnetic expansion valve body 3, a movable pressure plate 4 is movably connected to the workbench body 1 through a hinge, a spring rod 401 is installed at the rear end of the movable pressure plate 4, and both ends of the spring rod 401 are movably connected to the movable pressure plate 4 and the workbench body 1 respectively through connecting ears. The two movable pressure plates 4 push the outside of the other side of the electromagnetic expansion valve body 3 respectively, and the spring rod 401 is used to limit the position to keep the position of the electromagnetic expansion valve body 3 stable.

[0029] A limit plate 504 is installed in the workbench body 1 by fixing screws, and the two movable splints 5 are slidably connected to the workbench body 1 through sliding grooves. A telescopic screw 502 is installed on one side of the movable splint 5, and the telescopic screw 502 is rotatably connected to the movable splint 5 through a bearing, and a threaded sleeve 503 is installed on one side of the telescopic screw 502, and the telescopic screw 502 extends to the inside of the threaded sleeve 503 and is threadedly connected to the threaded sleeve 503, and the threaded sleeve 503 is rotatably connected to the workbench body 1 through a bearing, and the interior of the two movable splints 5 is penetrated by a sliding rod 501, and the two ends of the sliding rod 501 are fixedly connected to the workbench body 1, by adjusting the two movable splints 5 and rotating the threaded sleeve 503, the threaded sleeve 503 drives the telescopic screw 502 to move, and the telescopic screw 502 pushes the movable splint 5 to displace and squeeze the outside of the electromagnetic expansion valve body 3, so that the rear end of the electromagnetic expansion valve body 3 is limited.

[0030] Specifically, two movable pressure plates 4 are used to push the outside of the other side of the electromagnetic expansion valve body 3 respectively, and the spring rod 401 is used to limit the position to keep the position of the electromagnetic expansion valve body 3 stable. By adjusting the two movable clamping plates 5 and rotating the threaded sleeve 503, the threaded sleeve 503 drives the telescopic screw 502 to move, and the telescopic screw 502 pushes the movable clamping plate 5 to displace and squeeze the outside of the electromagnetic expansion valve body 3, so that the rear end of the electromagnetic expansion valve body 3 is limited.

[0031] Working principle: it is installed on the production line through the fixing frame 102, and adjusted and installed through the positioning frame 101. The electromagnetic expansion valve body 3 to be installed is placed inside the fixed frame 103 of the workbench body 1. By adjusting the two movable splints 5 and rotating the threaded sleeve 503, the threaded sleeve 503 drives the telescopic screw 502 to move, and the telescopic screw 502 pushes the movable splint 5 to displace and squeeze the outside of the electromagnetic expansion valve body 3, so that the rear end of the electromagnetic expansion valve body 3 is limited, and the two movable pressure plates 4 are used to push the outside of the other side of the electromagnetic expansion valve body 3 respectively, and the spring rod 401 is used to limit the position of the electromagnetic expansion valve body 3 to keep the position of the electromagnetic expansion valve body 3 stable, so as to cooperate with the rotating positioning nut 201 to adjust the threaded rod 2, and the threaded rod 2 drives the pressure rod 202 to push the upper end of the electromagnetic expansion valve body 3, so that the electromagnetic expansion valve body 3 slowly descends, so as to perform installation work outside the battery cooler. The structural strength is stable, easy to adjust and operate, so as to adapt to different types of electromagnetic expansion valves, with good adaptability and better installation effect.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special workbench for installing an electromagnetic expansion valve, comprising a workbench body (1), characterized in that: An integrally formed fixed frame (103) is arranged inside the workbench body (1), a threaded rod (2) is installed on the top of the fixed frame (103), a pressure rod (202) is installed on the lower end of the threaded rod (2), an electromagnetic expansion valve body (3) is arranged below the pressure rod (202), movable pressure plates (4) are installed on both sides of the electromagnetic expansion valve body (3), and two movable clamping plates (5) are installed on one side of the movable pressure plate (4).

2. A special workbench for installing an electromagnetic expansion valve according to claim 1, characterized in that: Positioning frames (101) are fixedly connected to both sides of the workbench body (1), and fixing frames (102) are welded to both sides of the bottom of the workbench body (1).

3. A special workbench for installing an electromagnetic expansion valve according to claim 1, characterized in that: A support frame (104) is welded in the middle of the workbench body (1), the threaded rod (2) passes through the support frame (104) and is threadedly connected to the support frame (104), a positioning nut (201) is installed on the upper end of the support frame (104), and the positioning nut (201) is threadedly connected to the threaded rod (2).

4. A special workbench for installing an electromagnetic expansion valve according to claim 3, characterized in that: The lower end of the positioning nut (201) is fixedly connected to a pressure rod (202), and the lower end of the pressure rod (202) is in contact with the upper end surface of the electromagnetic expansion valve body (3).

5. A special workbench for installing an electromagnetic expansion valve according to claim 1, characterized in that: Two valve tubes (301) are arranged at the lower end of the electromagnetic expansion valve body (3); a wire connector (302) is installed on one side of the electromagnetic expansion valve body (3); the movable pressure plate (4) is movably connected to the workbench body (1) via a hinge; a spring rod (401) is installed at the rear end of the movable pressure plate (4); both ends of the spring rod (401) are movably connected to the movable pressure plate (4) and the workbench body (1) via connecting ears.

6. A special workbench for installing an electromagnetic expansion valve according to claim 1, characterized in that: A limit plate (504) is installed in the workbench body (1) by fixing screws, and the two movable splints (5) are slidably connected to the workbench body (1) through a sliding groove. A telescopic screw (502) is installed on one side of the movable splint (5), and the telescopic screw (502) is rotatably connected to the movable splint (5) through a bearing, and a threaded sleeve (503) is installed on one side of the telescopic screw (502). The telescopic screw (502) extends to the inside of the threaded sleeve (503) and is threadedly connected to the threaded sleeve (503), and the threaded sleeve (503) is rotatably connected to the workbench body (1) through a bearing. A sliding rod (501) runs through the inside of the two movable splints (5), and both ends of the sliding rod (501) are fixedly connected to the workbench body (1).

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