General testing device for refrigerator compressor

Abstract

The utility model discloses a general testing device for a refrigerator compressor, which comprises a general testing device main body, the general testing device main body comprises a base, a general testing host is arranged in the base, and one side of the general testing host is provided with two testing connecting pipes on the side surface of the base. A mounting head is arranged at the end part of the test connecting pipe, and a sealing gasket is arranged in the mounting head; through the design of the dismounting maintenance mechanism, before the general test device main body is used, the side plate is clamped in the side groove to close the cover plate on the surface of the general test host, after clamping installation, the deflector rod is loosened, and the pressing elastic block deforms to drive the limiting plate to be in elastic pressing connection with the clamping rod; the cover plate is locked and fixed until the end parts of the clamping rods are tightly pressed and clamped in the clamping holes, so that the cover plate is fixedly mounted, and when the general testing device main body tests internal damage for a long time, the cover plate is dismounted and overhauled through reverse operation, and the overhauling, dismounting and mounting are convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of universal testing devices, and in particular relates to a universal testing device for a refrigerator compressor. Background Art

[0002] The refrigerator compressor is a driven fluid machine that boosts low-pressure gas to high-pressure gas. It is the heart of the refrigeration system. After processing and production, the refrigerator compressor needs to be tested for performance. It is usually tested by a universal test device. The existing universal test device is an instrument used for performance tests of refrigerator compressors of different models. It is convenient to fix the refrigerator compressor during the test. The universal test device is sealed and fixed again for refrigerator compressor testing. At the same time, the universal test device is convenient for disassembly and maintenance during use, which improves the convenience of disassembly and maintenance of the universal test device for refrigerator compressor performance testing when it is damaged;

[0003] When the existing universal testing device tests the refrigerator compressor, the cover plate and the upper surface of the test host are fixed by screws and with the help of specific tools, and the fixing operation is cumbersome. Therefore, when the universal testing device tests the refrigerator compressor for a long time and the internal components are damaged and repaired, specific tools are required to disassemble and repair the cover plate again, and it is inconvenient to disassemble and repair the damaged components, which affects the convenience of the universal testing device for disassembling and repairing the refrigerator compressor when testing the damage. For this reason, the utility model proposes a universal testing device for refrigerator compressors. Utility Model Content

[0004] The purpose of the utility model is to provide a universal testing device for refrigerator compressors to solve the problem proposed in the above background technology that when the universal testing device is testing the refrigerator compressor, when the internal components are damaged during the long-term testing, specific tools are needed to disassemble and repair the cover plate again, and it is inconvenient to disassemble and repair the damaged components, thus affecting the convenience of the universal testing device for disassembling and repairing the refrigerator compressor when testing the damage.

[0005] To achieve the above object, the utility model provides the following technical solutions: a universal test device for refrigerator compressors, comprising a universal test device body, the universal test device body comprising a base, a universal test host is placed inside the base, one side of the universal test host is located on the side of the base and two test connection pipes are installed, the end of the test connection pipe is provided with a mounting head, a sealing gasket is provided inside the mounting head, a fixing groove is opened at one end of the upper surface of the base, a cover plate is provided on the upper surface of the universal test host, and further comprising:

[0006] A disassembly and maintenance mechanism, wherein the disassembly and maintenance mechanism comprises a clamping assembly arranged at the connection between the lower surface of the cover plate and the upper surface of the universal test host, an elastic locking assembly is arranged at the edge of the universal test host, and a toggle assembly is arranged on the lower surface of the elastic locking assembly located inside the universal test host;

[0007] A fixed installation mechanism is provided, and the fixed installation component includes a portion arranged inside the installation head and located at the connection with the outer surface of the sealing pad.

[0008] Preferably, the engaging assembly comprises a side plate integrally formed at the edge of the lower surface of the cover plate, a side groove is formed on the upper surface of the universal test host, and the side plate is consistent with the internal structure of the side groove.

[0009] Preferably, the elastic locking assembly includes a groove opened at the edge of the universal testing host, the internal limit of the groove includes a limit plate, the end of the limit plate is provided with a clamping rod, a tightening elastic block is provided at the connection between the inner surface of the limit plate and the inner surface of the groove, and a clamping hole is opened at the edge of the side plate.

[0010] Preferably, the clamping rod passes through the interior of the clamping hole, and the clamping rod and the interior of the groove are elastically connected to the pressing elastic block through the limiting plate.

[0011] Preferably, the toggle assembly includes a toggle slot opened on the lower surface of the groove and located inside the universal test host, a toggle rod is slidably connected inside the toggle slot, and an end of the toggle rod is fixedly connected to an end of the limit plate by a screw.

[0012] Preferably, the fixed installation component includes an internal thread structure opened at the bottom edge of the installation head, the outer surface of the sealing gasket is provided with an external thread ring, and the bottom end of the internal thread structure is located on the inner surface of the installation head and a limiting ring is provided.

[0013] Preferably, the sealing gasket and the interior of the mounting head are rotationally fixed via the external thread ring and the internal thread structure, and the lower surface of the external thread ring contacts the surface of the limiting ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] By designing a disassembly and maintenance mechanism, before the main body of the universal test device is used, the side plate can be engaged in the inside of the side groove to close the cover plate on the surface of the universal test host. After the engagement and installation, the lever is released, and the limit plate and the clamping rod are elastically pressed and connected by the deformation of the compression elastic block, until the end of the clamping rod is pressed and engaged in the inside of the clamping hole to lock and fix the cover plate, which is convenient for fixing and installing the cover plate. When the main body of the universal test device is damaged during long-term testing, the cover plate can be disassembled and repaired by the opposite operation, which makes the disassembly and assembly convenient for inspection and maintenance, thereby improving the convenience of disassembly and assembly of the main body of the universal test device when it is damaged during the performance test of the refrigerator compressor. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a partial cross-sectional structural diagram of the universal test host and the cover plate of the utility model;

[0018] Figure 3 For this utility model Figure 2 The enlarged structural diagram of part A in the middle;

[0019] Figure 4 It is a schematic diagram of the cross-sectional structure of the sealing gasket and the mounting head of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the mounting head, sealing gasket and external thread ring of the utility model;

[0021] In the figure: 100, the main body of the universal test device; 101, the base; 102, the universal test host; 103, the cover plate; 1031, the side plate; 1032, the side groove; 1033, the groove; 1034, the pressing elastic block; 1035, the toggle groove; 1036, the toggle rod; 1037, the limit plate; 1038, the clamping rod; 1039, the clamping hole; 104, the test connecting pipe; 105, the mounting head; 106, the fixing groove; 107, the sealing gasket; 1071, the external thread ring; 1072, the internal thread structure; 1073, the limit ring. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figures 1 to 5 The utility model provides a technical solution: a universal test device for refrigerator compressors, comprising a universal test device body 100, the universal test device body 100 comprising a base 101, a universal test host 102 is placed inside the base 101, one side of the universal test host 102 is located on the side of the base 101 and is installed with two test connection pipes 104, the end of the test connection pipe 104 is provided with a mounting head 105, a sealing gasket 107 is arranged inside the mounting head 105, a fixing groove 106 is opened at one end of the upper surface of the base 101, a cover plate 103 is arranged on the upper surface of the universal test host 102, after the universal test device body 100 is stably placed, the refrigerator compressor is placed inside the fixing groove 106 and fixed, the mounting head 105 is fixedly connected to the refrigerator compressor, and the performance of refrigerator compressors of different models is tested when the universal test host 102 is powered on and operated, and also includes:

[0024] A disassembly and maintenance mechanism is provided, and the disassembly and maintenance mechanism includes a locking component arranged at the connection between the lower surface of the cover plate 103 and the upper surface of the universal test host 102, an elastic locking component is arranged at the edge of the universal test host 102, and the lower surface of the elastic locking component is located inside the universal test host 102 and a toggle component is arranged. When the universal test device body 100 is damaged during the performance test of the refrigerator compressor, the disassembly and maintenance mechanism can be used to disassemble and repair the cover plate 103, and the disassembly and maintenance is convenient, thereby improving the convenience of disassembly and maintenance when the universal test device body 100 is damaged during the performance test of the refrigerator compressor.

[0025] In order to facilitate the locking and installation of the cover plate 103 and the universal test host 102 through the locking assembly, and vice versa for disassembly and maintenance, in the present embodiment, preferably, the locking assembly includes a side plate 1031 integrally formed at the edge of the lower surface of the cover plate 103, and a side groove 1032 is provided on the upper surface of the universal test host 102, and the side plate 1031 is consistent with the internal structure of the side groove 1032, and the cover plate 103 is closed on the surface of the universal test host 102 by locking the side plate 1031 in the inside of the side groove 1032, so as to facilitate locking and fixing.

[0026] In order to facilitate the reinforcement and installation of the cover plate 103 after being engaged by the elastic locking assembly, in this embodiment, preferably, the elastic locking assembly includes a groove 1033 opened at the edge of the universal test host 102, a limiting plate 1037 for limiting the internal position of the groove 1033, a clamping rod 1038 is provided at the end of the limiting plate 1037, and a pressing elastic block 1034 is provided at the connection between the inner surface of the limiting plate 1037 and the inner surface of the groove 1033. 34 pairs of limit plates 1037 are elastically connected to the clamping rod 1038 for elastic locking and fixation. A clamping hole 1039 is opened at the edge of the side plate 1031. The clamping rod 1038 runs through the inside of the clamping hole 1039, and the clamping rod 1038 and the inside of the groove 1033 are elastically connected to the pressing elastic block 1034 through the limit plates 1037 until the clamping rod 1038 is elastically engaged in the inside of the clamping hole 1039 to reinforce and install the cover plate 103, which is convenient for reinforcement and locking and fixation.

[0027] In order to facilitate the sliding adjustment of the limit plate 1037 and the clamping rod 1038 through the toggle assembly, and to facilitate adjustment and use, in this embodiment, preferably, the toggle assembly includes a toggle groove 1035 opened on the lower surface of the groove 1033 and located inside the universal test host 102, and the toggle groove 1035 is slidably connected to the inside of the toggle groove 1035 with a toggle rod 1036, and the end of the toggle rod 1036 is fixedly connected to the end of the limit plate 1037 by a screw, so that the toggle rod 1036 can be held and slid inside the toggle groove 1035 to slide the limit plate 1037 and the clamping rod 1038 for easy opening or closing.

[0028] A fixed installation mechanism, and the fixed installation component includes a connection between the outer surface of the sealing gasket 107 and the interior of the installation head 105, so that the sealing gasket 107 can be fixed to the interior of the installation head 105 through the fixed installation structure. The installation head 105 is sealed by the sealing gasket 107 during installation, and the sealing gasket 107 is not likely to fall off when not in use, thereby improving the convenience of fixing the sealing gasket 107 after the universal testing device main body 100 tests the performance of the refrigerator compressor.

[0029] In order to facilitate the fixing of the sealing gasket 107 inside the mounting head 105 through the fixed mounting assembly, facilitate the fixed installation and sealing, and prevent the sealing gasket 107 from falling off when not in use, in the present embodiment, preferably, the fixed mounting assembly includes an internal thread structure 1072 opened at the bottom edge of the inner part of the mounting head 105, and an external thread ring 1071 is provided on the outer surface of the sealing gasket 107. The sealing gasket 107 is rotationally fixed to the inner part of the mounting head 105 through the external thread ring 1071 and the internal thread structure 1072. The sealing gasket 107 is rotationally fixed by matching the external thread ring 1071 with the internal thread structure 1072, which facilitates the fixing of the sealing gasket 107 inside the mounting head 105 for use. The bottom end of the internal thread structure 1072 is located on the inner surface of the mounting head 105 where a limiting ring 1073 is provided, and the lower surface of the external thread ring 1071 contacts the surface of the limiting ring 1073 until the external thread ring 1071 rotates to contact the surface of the limiting ring 1073 to limit the rotation and fix the installation.

[0030] The working principle and use process of the utility model: when testing the universal test device for refrigerator compressors, the universal test device body 100 is stably placed at the test position by contacting the lower surface of the base 101 with the placement surface. After the universal test device body 100 is stably placed, the refrigerator compressor is placed inside the fixing groove 106 and fixed. The mounting head 105 is fixedly connected to the refrigerator compressor. When the universal test host 102 is powered on and running, the refrigerator compressor is tested for performance. The universal test device body 100 is convenient for testing the performance of refrigerator compressors of different models.

[0031] Then, when the universal test device body 100 is testing the performance of the refrigerator compressor, before the mounting head 105 is connected to the mounting port of the external compressor, the sealing gasket 107 is fixed to the inner bottom end of the mounting head 105 by the external threaded ring 1071 when the inner bottom end of the mounting head 105 and the internal threaded structure 1072 are rotated, until the lower surface of the external threaded ring 1071 contacts the surface of the limit ring 1073 and is rotated and fixed, and the sealing gasket 107 is fixedly installed for use, and the mounting head 105 is sealed and fixed by the sealing gasket 107 when it is installed to the mounting port of the refrigerator compressor, and the sealing gasket 107 is not easy to fall off from the inside of the mounting head 105 when the mounting head 105 is separated from the mounting port after the test, so that the sealing gasket 107 is conveniently fixed, installed and sealed, and the convenience of fixing and placing the sealing gasket 107 after the universal test device body 100 is used to test the performance of the refrigerator compressor;

[0032] Finally, before the universal test device body 100 is used, the lever 1036 is pushed to move the limit plate 1037 and the clamping rod 1038 away from the interior of the universal test host 102, and the cover plate 103 is closed on the surface of the universal test host 102 by engaging the side plate 1031 in the interior of the side groove 1032. After the clamping installation, the lever 1036 is released, and the limit plate 1037 and the clamping rod 1038 are elastically pressed and connected by compressing the elastic block 1034 to cause deformation, until the end of the clamping rod 1038 is pressed and engaged in the interior of the clamping hole 1039 to lock and fix the cover plate 103, which is convenient for fixing and installing the cover plate 103. The universal test host 102 is fixed to the interior of the base 101 again to test the performance of the refrigerator compressor. When the universal test device body 100 is damaged after a long time of testing, the cover plate 103 is disassembled and repaired by the opposite operation, which is convenient for disassembly and assembly, thereby improving the convenience of disassembly and assembly when the universal test device body 100 is damaged during the performance test of the refrigerator compressor.

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

Claims

1. A universal test device for a refrigerator compressor, comprising a universal test device body (100), the universal test device body (100) comprising a base (101), a universal test host (102) being placed inside the base (101), two test connection pipes (104) being installed on one side of the universal test host (102) located on the side of the base (101), a mounting head (105) being provided at the end of the test connection pipe (104), a sealing gasket (107) being provided inside the mounting head (105), a fixing groove (106) being provided at one end of the upper surface of the base (101), and a cover plate (103) being provided on the upper surface of the universal test host (102), characterized in that: Also includes: A disassembly and maintenance mechanism, wherein the disassembly and maintenance mechanism comprises a snap-fit ​​assembly arranged at the connection between the lower surface of the cover plate (103) and the upper surface of the universal test host (102), an elastic locking assembly is arranged at the edge of the universal test host (102), and a toggle assembly is arranged on the lower surface of the elastic locking assembly located inside the universal test host (102); A fixed installation mechanism is provided, and the fixed installation assembly includes a portion arranged inside the installation head (105) and located at the connection of the outer surface of the sealing gasket (107).

2. A universal test device for refrigerator compressor according to claim 1, characterized in that: The clamping assembly comprises a side plate (1031) integrally formed at the edge of the lower surface of the cover plate (103); a side groove (1032) is provided on the upper surface of the universal test host (102); and the internal structures of the side plate (1031) and the side groove (1032) are consistent.

3. A universal test device for refrigerator compressor according to claim 2, characterized in that: The elastic locking assembly comprises a groove (1033) formed at the edge of the universal test host (102); a limiting plate (1037) is provided inside the groove (1033); a clamping rod (1038) is provided at the end of the limiting plate (1037); a pressing elastic block (1034) is provided at the connection between the inner surface of the limiting plate (1037) and the inner surface of the groove (1033); and a clamping hole (1039) is provided at the edge of the side plate (1031).

4. A universal test device for refrigerator compressor according to claim 3, characterized in that: The clamping rod (1038) passes through the interior of the clamping hole (1039), and the clamping rod (1038) and the interior of the groove (1033) are elastically connected to the pressing elastic block (1034) via the limiting plate (1037).

5. A universal test device for refrigerator compressor according to claim 3, characterized in that: The toggle assembly comprises a toggle groove (1035) provided on the lower surface of the groove (1033) and located inside the universal test host (102); a toggle rod (1036) is slidably connected inside the toggle groove (1035); and an end of the toggle rod (1036) is fixedly connected to an end of a limit plate (1037) by means of screws.

6. A universal test device for refrigerator compressor according to claim 1, characterized in that: The fixed installation component comprises an internal thread structure (1072) opened at the inner bottom edge of the installation head (105), the outer surface of the sealing gasket (107) is provided with an external thread ring (1071), and the bottom end of the internal thread structure (1072) is located on the inner surface of the installation head (105) and a limiting ring (1073) is provided.

7. A universal test device for refrigerator compressor according to claim 6, characterized in that: The sealing gasket (107) and the interior of the mounting head (105) are rotationally fixed via the external thread ring (1071) and the internal thread structure (1072), and the lower surface of the external thread ring (1071) is in contact with the surface of the limiting ring (1073).

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