Testing device for rotary-vane vacuum pump

Abstract

According to the testing device for the rotary-vane vacuum pump, the testing mechanism, the conveying mechanism and the oil supply mechanism are arranged, the conveying mechanism is provided with the assembling area and the testing area, the testing products can be assembled and tested, the testing products can be conveyed to the testing area from the assembling area, the manual carrying time is shortened, and the carrying difficulty is lowered; the testing mechanism comprises an oil pouring assembly and a power assembly, and the power assembly can provide power for the to-be-tested product, so that a convenient testing environment is provided for the to-be-tested product, and the operation efficiency is improved; wherein the oil pouring assembly can automatically lift a to-be-tested product and pour out oil in the to-be-tested product, and the oil does not need to be poured out manually, so that the labor is saved, and the working efficiency is improved; meanwhile, the oil supply mechanism can be used for automatically oiling the tested product and recycling oil poured out after testing, so that the workload of manual oiling and oil returning is further reduced, the working efficiency is further improved, the testing is accelerated, and the testing efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of vacuum pump testing, and in particular to a testing device for a rotary vane vacuum pump. Background Art

[0002] In the prior art, after the production of the rotary vane vacuum pump is completed, it needs to be tested before leaving the factory. When the rotary vane vacuum pump is in operation, oil needs to be injected into the inside. Therefore, in the prior art, when the rotary vane vacuum pump is tested, manual oiling is performed. After the test is completed, the vacuum pump is manually picked up and the test oil in the vacuum pump is poured out. Finally, the tested vacuum pump is put into storage to complete the test.

[0003] However, this testing method is complicated to operate and requires a lot of manual labor. It is labor-intensive for workers and can easily cause physical strain on assembly workers. The operation time is long and the operation is difficult. The overall testing efficiency is low and the testing cost is high.

[0004] Therefore, the rotary vane vacuum pump in the prior art has room for further improvement. Summary of the invention

[0005] In view of this, and in response to the technical problems in the prior art that the testing efficiency of a rotary vane vacuum pump is low and the labor cost is high, the present application provides a testing device for a rotary vane vacuum pump, which is provided with a transmission mechanism and a testing mechanism, wherein the transmission mechanism is used to transfer the assembled product to the testing mechanism for testing, wherein the testing mechanism includes an oil pouring assembly, which can automatically pour out the oil in the product, thereby saving labor and improving testing efficiency.

[0006] The present application provides a testing device for a rotary vane vacuum pump, comprising:

[0007] The testing mechanism comprises an oil pouring assembly and a power assembly, wherein the power assembly is used to provide testing power, the oil pouring assembly is arranged on a side of the testing product away from the oil outlet, and the oil pouring assembly is used to pour out the oil in the testing product;

[0008] The transmission mechanism comprises an assembly area and a test area, wherein the assembly area is used for assembling the test product, the test area is connected to the test mechanism, and the test area is used for testing the test product;

[0009] The oil supply mechanism is used to add oil to the test product and recover the oil poured out of the test product.

[0010] Compared with the prior art, the test device for a rotary vane vacuum pump provided by the present application is provided with a test mechanism, a transmission mechanism and an oil supply mechanism, wherein the transmission mechanism is provided with an assembly area and a test area, and can assemble and test the test product, and can transmit the test product from the assembly area to the test area, saving manual handling time and handling difficulty; and the test mechanism includes an oil pouring assembly and a power assembly, and the power assembly can provide power to the product to be tested, so as to provide a more convenient testing environment for the product to be tested, thereby improving the operating efficiency; wherein the oil pouring assembly can automatically lift the product to be tested and pour out the oil in the product to be tested, and there is no need to pour out the oil manually, thereby saving manual labor and improving work efficiency;

[0011] At the same time, the oil supply mechanism can automatically refuel the test product and recover the oil poured out after the test, thereby further reducing the workload of manual refueling and oil return, further improving work efficiency, speeding up testing, and improving test efficiency.

[0012] Preferably, the testing mechanism further comprises a control module, and the control module is used to control the start and stop of the power component and the oil pouring component.

[0013] Preferably, the oil pouring assembly comprises a top plate and a driving member, wherein the driving member is connected to the top plate, and the driving member is used to drive the top plate to move up and down so that the test product is tilted to pour oil;

[0014] Wherein, the oil pouring assembly is arranged at the bottom of the test product, and the upper end surface of the top plate is a curved surface.

[0015] Preferably, the oil supply mechanism comprises an oil storage component, an oil inlet assembly and an oil return assembly, and the oil storage component is used to store oil;

[0016] The oil inlet assembly is in communication with the oil storage component, and the oil inlet assembly is used to guide the oil in the oil storage component to the product to be tested;

[0017] The oil return assembly is in communication with the oil storage component, and is used for guiding the oil poured out of the product to be tested to the oil storage component.

[0018] Preferably, the oil supply mechanism further comprises a filter assembly, wherein the filter assembly is disposed between the oil return assembly and the oil storage member, and the filter assembly is used to filter the oil in the oil return assembly.

[0019] Preferably, the oil return assembly includes an oil collecting member, the oil collecting member is located below the oil outlet of the test product, an opening is provided at the upper end of the oil collecting member, and the bottom of the oil collecting member is connected to the filter assembly;

[0020] Wherein, an oil guide inclined plate is provided at the side end of the oil collecting member close to the test product, and the oil guide inclined plate is inclined toward the test product.

[0021] Preferably, the transmission mechanism further includes a transmission area, the transmission area is an arc-shaped structure, the assembly area and the test area are straight structures, and the assembly area and the test area are arranged in parallel at both ends of the transmission area so that the transmission mechanism presents a U-shaped transmission path.

[0022] Preferably, the transmission mechanism comprises a transmission track and a roller assembly, wherein the roller assembly is arranged on the transmission track, the roller assembly is rotatably connected to the transmission track, and the test product can move relative to the roller assembly to realize displacement on the transmission track;

[0023] Wherein, the transmission track is a U-shaped structure.

[0024] Preferably, the transmission mechanism further comprises a tooling plate, the tooling plate is used to install the test product, and the bottom of the tooling plate is in contact with the upper end surface of the roller assembly;

[0025] Wherein, limit baffles are provided on both sides of the transmission track, and the limit baffles are used to limit the side ends of the tooling plate.

[0026] Preferably, the transmission mechanism comprises a mounting rail seat, the mounting rail seat is arranged on opposite sides of the transmission track, and the mounting rail seat is arranged in the assembly area and the test area;

[0027] The roller assembly comprises a friction roller and a ball bearing, wherein the roller is rotatably arranged on the mounting rail seat, and the ball bearing is arranged in the transmission area.

[0028] The present invention provides a rotary vane vacuum pump testing device, which has at least the following technical effects:

[0029] 1. By setting up a transmission mechanism, the product to be tested can be automatically transferred to the test area for testing, thereby saving manual handling costs, reducing handling difficulties, and improving work efficiency;

[0030] 2. By setting up the oil pouring component, the test product can be automatically lifted, so that the oil in the test product can be poured out, saving labor, reducing the difficulty of testing, and improving testing efficiency;

[0031] 3. Through the assembly area, transmission area and test area, the three together form a U-shaped transmission track, thereby reducing the overall occupied area of ​​the test device and improving the integration. At the same time, after the staff assembles the test product in the assembly area, they can transmit the test product along the transmission track, saving labor and reducing the difficulty of transmission;

[0032] 4. By setting up a filtering component, the oil poured out from the test product can be filtered to remove impurities in the oil, which is convenient for recycling and saving costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a schematic diagram of the top view of the structure of a testing device for a rotary vane vacuum pump provided in one embodiment of the present application;

[0034] Figure 2 It is a schematic diagram of the three-dimensional structure of a testing device for a rotary vane vacuum pump provided in one embodiment of the present application;

[0035] Figure 3 It is a partial cross-sectional structural schematic diagram of a testing device for a rotary vane vacuum pump provided in one embodiment of the present application;

[0036] Figure 4 yes Figure 2 A schematic diagram of a local A enlargement;

[0037] Figure 5 yes Figure 2 A partial enlarged schematic diagram of B;

[0038] Figure 6 yes Figure 2 A local C enlarged schematic diagram;

[0039] Figure 7 yes Figure 3 A local D enlarged schematic diagram;

[0040] Figure 8 It is a schematic diagram of the partial cross-sectional structure of an oil collecting component provided in one embodiment of the present application.

[0041] Reference numerals: 1. testing mechanism; 2. transmission mechanism; 3. oil supply mechanism;

[0042] 11. Power assembly; 12. Oil pouring assembly; 13. Mounting bracket; 14. Control module; 121. Top plate; 122. Driving member;

[0043] 21. Transmission track; 22. Roller assembly; 23. Tooling plate; 24. Limit baffle; 25. Mounting rail seat; 26. Assembly area; 27. Transmission area; 28. Test area; 29. ​​Support legs;

[0044] 221, friction roller; 222, ball bearing; 231, bottom plate; 232, heightening block; 271, inner support portion; 272, outer support portion;

[0045] 31. Oil storage part; 32. Oil collecting part; 33. Filter assembly; 321. Oil guide inclined plate; 322. Oil collecting trough; 323. Enclosure. DETAILED DESCRIPTION

[0046] In order to enable those skilled in the art to better understand the technical solution of the present disclosure, the present disclosure is described in detail, clearly and completely in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present disclosure and are not used to limit the present disclosure.

[0047] In the description of this application, if there is a description of first or second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0048] Those skilled in the art should understand that, in the disclosure of the present application, the orientation or positional relationship indicated by terms such as "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside" are based on the orientation or positional relationship shown in the accompanying drawings, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the above terms should not be understood as limiting the present application.

[0049] The present application is further described in detail below in conjunction with the accompanying drawings. Figures 1 to 8 illustrate.

[0050] Embodiment 1

[0051] The present application provides a testing device for a rotary vane vacuum pump, which is used to perform a factory test on the rotary vane vacuum pump, thereby testing the function of the rotary vane vacuum pump and verifying whether it can operate normally.

[0052] like Figure 1 to Figure 2 As shown, a test device for a rotary vane vacuum pump (hereinafter referred to as the test device) includes a transmission mechanism 2, a test mechanism 1 and an oil supply mechanism 3. The transmission mechanism 2 is provided with an assembly area 26 and a test area 28. The assembly area 26 is provided to the staff for the convenience of the staff to assemble the test product (rotary vane vacuum pump) onto the transmission mechanism 2; the test mechanism 1 is correspondingly arranged in the test area 28 to test the test product, and the test product can be transmitted from the assembly area 26 to the test area 28 through the transmission mechanism 2, saving the labor of the staff to improve the test efficiency; the oil supply mechanism 3 is used to refuel the test product and assist the test mechanism 1 in testing, and the oil supply mechanism 3 can recover the oil poured out after the test, recycle the oil, and save resources.

[0053] Specifically, the transmission mechanism 2 is further described; Figure 1 , Figure 2As shown, the transmission mechanism 2 also includes a transmission area 27, which is a C-shaped structure, and the assembly area 26 and the test area 28 are linear structures, wherein the assembly area 26 and the test area 28 are arranged in parallel at both ends of the transmission area 27, so that the transmission mechanism 2 forms a U-shaped structure, so that the test device has a high degree of integration and occupies a small area, which is more conducive to saving site costs. There is a spacing between the assembly area 26 and the test area 28, and the spacing provides space for the staff to stand and pass, so that the staff can operate the test products on the transmission area 27, the assembly area 26 and the test area 28.

[0054] In this embodiment, the transmission area 27 is located between the assembly area 26 and the test area 28. The products to be tested assembled in the assembly area 26 can be transferred to the test area 28 through the transmission area 27. The transmission area 27 plays a role of buffering and temporary storage, so that the test area 28 can test multiple products at the same time. In this application, the test area 28 is provided with multiple inspection stations to increase the number of inspections and inspection efficiency, save inspection costs, and multiple inspection stations can be operated simultaneously or individually, which improves the flexibility of the use of the test device.

[0055] Further, such as Figure 1 , Figure 2 As shown, the transmission mechanism 2 includes a tooling plate 23, a support base and a roller assembly 22, wherein the support base includes a support leg 29 and a transmission track 21, the support leg 29 is arranged at the bottom of the transmission track 21, and the support leg 29 is used to lift and support the transmission track 21; the transmission track 21 is a U-shaped structure, and the extension direction of the transmission track 21 is the transportation and movement direction of the test product; wherein the roller assembly 22 is rotatably arranged on the upper surface of the transmission track 21, and the tooling plate 23 is installed on the transmission track 21, and the bottom of the tooling plate 23 is in contact with the upper end surface of the roller assembly 22, and the tooling plate 23 can slide relative to the roller assembly 22, so that the tooling plate 23 can move on the transmission track 21; the upper end of the tooling plate 23 is connected to the test product, and the tooling plate 23 can carry the test product to move along the transmission track 21, so as to realize the displacement of the test product from the assembly area 26 to the transmission area 27, and then from the transmission area 27 to the test area 28, and ensure the continuity of assembly and testing.

[0056] like Figure 1 , Figure 6 As shown, the transfer track 21 includes two side ends, and the spacing between the two side ends is greater than the length of the tooling plate 23, so that the tooling plate 23 can smoothly pass through the transfer area 27; wherein, limit baffles 24 are provided on both sides of the transfer track 21, and the limit baffles 24 extend upward. The limit baffles 24 are used to limit the side ends of the tooling plate 23, so as to confine the tooling plate 23 in the transfer track 21 and prevent it from easily escaping from the two side ends of the transfer track 21.

[0057] Among them, Figure 5 , Figure 6 As shown, the tooling plate 23 includes a heightening block 232 and a base plate 231, the heightening block 232 is arranged on the base plate 231, the heightening block 232 is fixedly connected to the base plate 231, and the base plate 231 is located in the transmission track 21; the test product is connected to the heightening block 232, the length and width of the heightening block 232 are smaller than the base plate 231, the heightening block 232 extends upward, and the top surface height of the heightening block 232 exceeds the height of the limit baffle 24, so that when the test product is installed on the heightening block 232, the bottom of the test product exceeds the transmission track 21 and the limit baffle 24, so as to avoid interference between the bottom of the test product and the limit baffle 24 or the transmission track 21 when the test product moves.

[0058] Furthermore, the transmission mechanism 2 is further expanded; Figures 1 to 4 , Figure 6 As shown, the assembly area 26 and the test area 28 are provided with mounting rail seats 25 for mounting the roller assembly 22. The bottom of the mounting rail seats 25 is fixedly connected to the transmission track 21, and the roller assembly 22 is rotatably connected to the mounting rail seats 25. The mounting rail seats 25 are arranged on opposite sides of the transmission track 21. The mounting rail seats 25 are linear structures. The two mounting rail seats 25 are arranged in parallel and spaced apart. The spacing between the two mounting rail seats 25 is less than the length of the tooling plate 23.

[0059] Among them, in this embodiment, if Figure 4 As shown, the roller assembly 22 includes a friction roller 221 and a ball 222. The friction roller 221 is arranged in the mounting rail seat 25. The friction roller 221 is a cylindrical structure. Both ends of the central axis of the friction roller 221 are provided with connecting shafts, which protrude outward from the mounting rail seat 25 for rotational connection. The cross section of the mounting rail seat 25 is an inverted n-shaped rectangular structure to form a mounting groove for accommodating the friction roller 221, and the friction roller 221 is arranged in the mounting groove. In this embodiment, a plurality of friction rollers 221 are provided, and the plurality of friction rollers 221 are arranged at equal intervals along the length direction of the mounting rail seat 25. The friction roller 221 serves as an intermediate medium, so that the tooling plate 23 carrying the test product can be easily moved in the assembly area 26 and the test area 28 with only a small force, thereby saving the labor of workers and improving work efficiency.

[0060] like Figure 4 As shown, the ball 222 is arranged in the transmission area 27, and the transmission area 27 is provided with a fixed seat. The bottom of the fixed seat is fixedly connected to the transmission track 21 of the transmission area 27, and the ball 222 is rollingly arranged in the fixed seat, that is, the ball 222 can roll relative to the fixed seat, and the upper end surface of the ball 222 protrudes from the upper end surface of the fixed seat, so that the bottom of the tooling plate 23 can directly contact the upper end surface of the ball 222. The ball 222 serves as an intermediate medium, so that the tooling plate 23 carrying the test product only needs a small force to slide more easily in the transmission area 27, saving workers' labor and improving work efficiency.

[0061] Among them, Figure 1 , Figure 2 As shown, the transmission area 27 includes an inner support portion 271 and an outer support portion 272, wherein the inner support portion 271 and the outer support portion 272 are both semicircular structures, the outer support portion 272 is arranged in a ring on the outside of the inner support portion 271, and there is a gap between the inner support portion 271 and the outer support portion 272 to save materials; the balls 222 are arranged on the inner support portion 271 and the outer support portion 272 along the same circumference, and along the same radial direction, a plurality of balls 222 are provided on the inner support portion 271 and the outer support portion 272, and the balls 222 on the inner support portion 271 and the outer support portion 272 are arranged at intervals along the same radial direction to ensure that the balls 222 on the transmission area 27 act on the tooling plate 23 more evenly and regularly.

[0062] Embodiment 2

[0063] This embodiment further expands the testing mechanism 1 on the basis of the first embodiment.

[0064] like Figures 1 to 5 As shown, the test mechanism 1 includes a mounting bracket 13, an oil pouring assembly 12 and a power assembly 11. The mounting bracket 13 is connected to the outer frame of the transmission track 21 of the test area 28. The mounting bracket 13 is arranged on a side of the test area 28 away from the assembly area 26. The mounting bracket 13 extends upward to protrude beyond the upper end surface of the transmission mechanism 2; Figure 5 As shown, the power assembly 11 is arranged on the mounting bracket 13 and is located above the test product. The power assembly 11 includes a power source and a power connector. The power connector is a socket. The power connector is arranged on the mounting bracket 13. The power socket and the power source are connected by electric wires. The power source is a power source. When the test product is tested, power can be obtained by connecting the power connector with the power cord, so that the rotary vane vacuum pump can be powered on for testing to determine whether it is qualified.

[0065] like Figure 5 As shown, the oil pouring assembly 12 is arranged between the mounting rail seat 25 of the test area 28 away from the assembly area 26 and the mounting rail seat 25 close to the assembly area 26. The oil pouring assembly 12 is located below the rear end of the test product. The oil pouring assembly 12 can move up and down to apply force to the rear end of the test product to lift the rear end of the test product so that the oil in the test product can be poured out, or after pouring the oil, the oil pouring assembly 12 moves down to make the test product parallel, so that the staff can take away the tested product conveniently.

[0066] It should be noted that, in the present embodiment, the oil pouring assembly 12 is arranged at the opposite end of the oil outlet of the test product, that is, if the oil outlet is arranged at the front end of the test product, the oil pouring assembly 12 is located at the rear end of the test product; if the oil outlet is located at the rear end of the test product, the oil pouring assembly 12 is located at the front end of the test product.

[0067] Specifically, Figure 5 As shown, the oil pouring assembly 12 includes a top plate 121 and a driving member 122. The side end of the driving member 122 is fixedly connected to the side end of the mounting rail seat 25, and the bottom of the top plate 121 is fixedly connected to the driving end of the driving member 122. The driving end of the driving member 122 can be displaced in the vertical direction. The top plate 121 is located at the lower end of the test product. The driving member 122 can drive the top plate 121 to move up and down, so that the top plate 121 can push the rear end of the test product to be lifted or lowered, so that the test product can be tilted, and the oil in the test product can be poured out from the front oil outlet to realize automatic oil pouring. There is no need to manually lift the vacuum pump to pour the oil, which can save workers' labor and improve work efficiency.

[0068] In this embodiment, the driving member 122 is a cylinder, and the upper end of the top plate 121 is an arc-shaped structure, so that when the top plate 121 lifts the test product, the bottom of the test product can still fit with the top plate 121, ensuring the supporting stability of the top plate 121 for the test product at any tilt angle.

[0069] Furthermore, the testing mechanism 1 also includes a control module 14, which is arranged on a side of the transmission track 21 of the testing area 28 close to the assembly area 26. The control module 14 is connected to the power source and the oil pouring assembly 12. The control module 14 can control the start and stop of the power assembly 11 and the oil pouring assembly 12.

[0070] Specifically, Figure 5 As shown, the control module 14 includes a main switch and a sub-switch, the main switch is connected to the sub-switch, the main switch is arranged at one end close to the oil supply mechanism 3, the main switch is arranged as one, and the sub-switches are arranged as multiple, each test station corresponds to a sub-switch, an oil pouring assembly 12 and a power assembly 11; the main switch is used to control the start and stop of the power supply of the entire test mechanism 1 and the start and stop of all the oil pouring assemblies 12 in the entire test, and the sub-switch is used to control the start and stop of the power supply of each test station.

[0071] In addition, the main switch is provided with a button for controlling the start and stop of the oil pouring assembly 12, a button for controlling single-phase electricity, and a button for controlling two-phase electricity; the sub-switch is provided with a button for controlling the start of a single test station and a fault alarm button; in addition, an oil inlet button for the oil supply mechanism 3 can also be set on the sub-switch or the main switch, so that the oil supply mechanism 3 can realize automatic oil supply to the test product.

[0072] Embodiment 3

[0073] This embodiment further describes the oil supply mechanism 3 based on any of the above embodiments.

[0074] like Figures 1 to 3 As shown, the oil supply mechanism 3 includes an oil storage part 31, an oil inlet assembly and an oil return assembly. The oil storage part 31 is used to store oil. In the present embodiment, the oil storage part 31 is a square oil barrel. The oil inlet assembly and the oil return assembly are both connected to the oil storage part 31. The oil inlet assembly is used to guide the oil in the oil storage part 31 to the product to be tested, and the oil return assembly is used to guide the oil poured out of the product to be tested to the oil storage part 31, so as to realize automatic oil filling and pouring of automatic testing products, save manual operation requirements, and improve work efficiency.

[0075] Among them Figure 3 , Figure 7 As shown, the oil supply mechanism 3 also includes a filter assembly 33, and the oil return assembly includes an oil collecting member 32 and an oil guide pipe. The oil collecting member 32 is arranged at the end of the oil outlet of the product to be tested, and the oil collecting member 32 is used to collect the oil poured out of the product to be tested, and the oil guide pipe is used to guide the oil in the oil collecting member 32 to the oil storage member 31; the oil collecting member 32 is a square structure, and an opening is provided at the upper end of the oil collecting member 32, and the opening is located at the lower end of the vacuum pump oil outlet. The oil collecting member 32 can collect the oil poured out of the test product at all test stations on the test mechanism 1. The oil is discharged, and a liquid outlet is provided at the bottom of the oil collecting member 32, which is connected to the filter assembly 33, that is, the oil collecting member 32 collects the oil poured out by the test product, and the oil collected in the oil collecting member 32 flows to the filter assembly 33, the filter assembly 33 is arranged between the return oil assembly and the oil storage member 31, the filter assembly 33 is used for filtering the oil flowing out of the oil collecting member 32, filtering out the residue and debris brought out by the test product, so that the oil returning into the oil storage member 31 is clean and can be recycled.

[0076] It should be noted that, in the present embodiment, an oil pump is provided in the oil storage member 31, and the oil pump can realize oil return absorption and oil inlet drive, so as to realize oil return and oil inlet automatically.

[0077] Further, such as Figure 7 As shown, the oil collecting member 32 includes an oil collecting groove 322, a surrounding plate 323 and an oil guiding inclined plate 321. The oil collecting groove 322 is a rectangular structure. The oil guiding inclined plate 321 is arranged on the upper direction of the oil collecting groove 322, and the oil guiding inclined plate 321 is arranged on the side close to the test product. The oil guiding inclined plate 321 extends upward and tilts toward the test product, and extends to the lower end of the oil outlet of the test product, and exceeds the oil outlet to be located on the inner side of the oil inlet, so that the oil at the oil inlet can flow into the oil collecting groove 322 as much as possible, and the oil collecting member 32 can be arranged on the outside of the transmission track 21 to avoid interference between the oil collecting member 32 and the test product.

[0078] like Figure 8As shown, the enclosure 323 is arranged at the upper end of the oil guide inclined plate 321, and the enclosure 323 extends upward in the vertical direction. The enclosure 323 can prevent oil from leaking from the end of the oil guide inclined plate 321 away from the oil collecting tank 322. The side end of the enclosure 323 is enclosed with the side end of the oil collecting tank 322 to prevent oil from leaking from the side end.

[0079] It should be noted that the various embodiments of the present application can be arbitrarily combined into a new embodiment if the solutions do not conflict and the technical solutions can coexist.

[0080] The present application is described in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the present application and its core ideas. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications also fall within the scope of protection of the claims of the present application.

Claims

1. A test device for a rotary vane vacuum pump, characterized in that: include: The testing mechanism (1) comprises an oil pouring assembly (12) and a power assembly (11), wherein the power assembly (11) is used to provide testing power, and the oil pouring assembly (12) is arranged on a side of the testing product away from the oil outlet, and the oil pouring assembly (12) is used to pour out the oil in the testing product; The transmission mechanism (2) comprises an assembly area (26) and a test area (28), wherein the assembly area (26) is used for assembling the test product, the test area (28) is connected to the test mechanism (1), and the test area (28) is used for testing the test product; The oil supply mechanism (3) is used to add oil to the test product and to recover the oil poured out of the test product.

2. The testing device for a rotary vane vacuum pump according to claim 1, characterized in that: The testing mechanism (1) further comprises a control module (14), wherein the control module (14) is used to control the start and stop of the power component (11) and the oil pouring component (12).

3. The testing device for a rotary vane vacuum pump according to claim 1, characterized in that: The oil pouring assembly (12) comprises a top plate (121) and a driving member (122), wherein the driving member (122) is connected to the top plate (121), and the driving member (122) is used to drive the top plate (121) to move up and down, so that the test product is tilted to pour oil; The oil pouring assembly (12) is arranged at the bottom of the test product, and the upper end surface of the top plate (121) is a curved surface.

4. The testing device for a rotary vane vacuum pump according to claim 1, characterized in that: The oil supply mechanism (3) comprises an oil storage component (31), an oil inlet assembly and an oil return assembly, wherein the oil storage component (31) is used to store oil; The oil inlet assembly is in communication with the oil storage member (31), and the oil inlet assembly is used to guide the oil in the oil storage member (31) to the product to be tested; The oil return assembly is in communication with the oil storage member (31), and the oil return assembly is used to guide the oil poured out of the product to be tested into the oil storage member (31).

5. The testing device for a rotary vane vacuum pump according to claim 4, characterized in that: The oil supply mechanism (3) further comprises a filter assembly (33), wherein the filter assembly (33) is arranged between the oil return assembly and the oil storage member (31), and the filter assembly (33) is used to filter the oil in the oil return assembly.

6. The testing device for a rotary vane vacuum pump according to claim 5, characterized in that: The oil return assembly comprises an oil collecting member (32), the oil collecting member (32) is located below the oil outlet of the test product, an opening is provided at the upper end of the oil collecting member (32), and the bottom of the oil collecting member (32) is connected to the filter assembly (33); Wherein, an oil guide inclined plate (321) is provided at the side end of the oil collecting member (32) close to the test product, and the oil guide inclined plate (321) is inclined towards the test product.

7. The testing device for a rotary vane vacuum pump according to any one of claims 1 to 6, characterized in that: The transmission mechanism (2) further comprises a transmission area (27), the transmission area (27) being an arc-shaped structure, the assembly area (26) and the test area (28) being straight structures, the assembly area (26) and the test area (28) being arranged in parallel at two ends of the transmission area (27), so that the transmission mechanism (2) presents a U-shaped transmission path.

8. The testing device for a rotary vane vacuum pump according to claim 7, characterized in that: The transmission mechanism (2) comprises a transmission track (21) and a roller assembly (22), wherein the roller assembly (22) is arranged on the transmission track (21), the roller assembly (22) is rotatably connected to the transmission track (21), and the test product can roll relative to the roller assembly (22) to achieve displacement on the transmission track (21); Wherein, the transmission track (21) is a U-shaped structure.

9. The testing device for a rotary vane vacuum pump according to claim 8, characterized in that: The transmission mechanism (2) further comprises a tooling plate (23), wherein the tooling plate (23) is used to install the test product, and the bottom of the tooling plate (23) is in contact with the upper end surface of the roller assembly (22); Wherein, limiting baffles (24) are provided on both sides of the transmission track (21), and the limiting baffles (24) are used to limit the side ends of the tooling plate (23).

10. The testing device for a rotary vane vacuum pump according to claim 8, characterized in that: The transmission mechanism (2) comprises a mounting rail seat (25), wherein the mounting rail seat (25) is arranged on two opposite sides of the transmission track (21), and the mounting rail seat (25) is arranged in the assembly area (26) and the test area (28); The roller assembly (22) comprises a friction roller (221) and a ball (222); the roller is rotatably arranged on the mounting rail seat (25); and the ball (222) is arranged in the transmission area (27).

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