Electronic water pump endurance test device

Abstract

The utility model discloses an electronic water pump endurance test device, which belongs to the technical field of water pump endurance test devices, and comprises an operation table, a test box arranged on the operation table, a heating cavity arranged in the test box, heating strips arranged in an array arranged in the heating cavity, a movable frame slidably mounted on the operation table, and a baffle connected to one end of the movable frame. A mounting frame is connected to the movable frame, a supporting assembly is connected to the mounting frame, a screw rod is connected to the mounting frame, a mounting plate is connected to the screw rod in an inserted mode, an adjustable fixing assembly is connected to the mounting plate, a vibration motor is connected to the lower surface of the mounting plate, and through the supporting assembly, the vibration motor, the screw rod, a pressing nut and a second spring, the vibration motor can vibrate. According to the electronic water pump durability test device, the mounting plate can be kept stable when the electronic water pump durability test device does not need to be detected in a vibration environment, electronic water pumps of different shapes can be clamped and fixed through the adjustable fixing assembly, the fixing effect is improved, and meanwhile the applicability of the test device is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to water pump endurance test device field, and specifically is a kind of electronic water pump endurance test device. BACKGROUND

[0002] Electronic water pump is a kind of piezoelectric material as power device or by motor drive, by electronic integrated system completely controls liquid transmission device, electronic water pump is driven and regulated by electronic control unit (ECU), when ECU receives cooling demand signal, it will send instruction to the control module of electronic water pump, control module drives motor rotation, and then drives impeller high-speed rotation, low pressure area is formed in the rotation process of impeller, cooling liquid is sucked and accelerated and pressed out, realizes the circulation flow of cooling liquid, electronic water pump is widely used in the cooling system of automobile, especially in new energy automobile, it is particularly important. It ensures its smooth circulation flow in the whole cooling system by pressurized cooling liquid, effectively takes away heat, prevents engine overheating, electronic water pump needs to be tested before leaving factory, which needs endurance test device, but the existing endurance test device is not convenient for fixing different shapes of electronic water pump.

[0003] As the announcement number for: CN212337598U, a kind of endurance test device, specifically a kind of automobile electronic water pump endurance test device, including base plate seat, the base plate seat is installed with longitudinal movement vibration subassembly and water tank, the top of the water tank is installed with the pressurizer for controlling pressurization to water tank inner chamber, the upper portion and lower portion of the side of the water tank are equipped with water tank inlet pipe and water tank outlet pipe respectively, the longitudinal movement vibration subassembly is installed with test water pump, and the longitudinal movement vibration subassembly is used to drive test water pump to move up and down and vibrate, water tank inlet pipe is connected with the water pump water outlet of test water pump by water outlet connecting hose, and water tank outlet pipe is connected with the water pump water inlet of test water pump by water inlet connecting hose. The utility model has novel structure, can carry out multi-mode test under air pressure, vibration and movement, and improves the effect of test.

[0004] The above-mentioned one kind of endurance test device is inconvenient for fixing different shapes of electronic water pump when using, the fixing effect is general, and it is inconvenient to fix and take electronic water pump, which affects test progress. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the above-mentioned problem and provides a kind of electronic water pump endurance test device, can fix different shape specifications of electronic water pump, improves the fixing effect, and improves the applicability of the test device.

[0006] The utility model discloses a durable test device of electronic water pump through following technical scheme to realize above -mentioned purpose, a kind of durable test device of electronic water pump, including operation platform, test box is equipped on the operation platform, heating cavity is equipped in the test box, heating strip is arranged in array in the heating cavity, mobile frame is slidably installed on the operation platform, the mobile frame one end is connected with baffle, the baffle can be connected with the test box, connecting frame is connected on the mobile frame, supporting assembly is connected on the connecting frame, screw rod is connected on the connecting frame, mounting plate is inserted on the screw rod, adjustable fixing assembly is connected on the mounting plate, vibration motor is connected on the lower surface of the mounting plate.

[0007] Preferably, in order to facilitate the installation of the support assembly and the adjustable fixing assembly, a connecting hole is formed in the mounting frame, the baffle is made of transparent acrylic material, a sliding groove is formed in the mounting plate, and a water inlet and outlet are provided on the baffle.

[0008] Preferably, in order to rotate the threaded rod, the support assembly includes a threaded rod, which is rotatably installed in the connecting hole, and a first hand wheel is fixedly installed on the upper end of the threaded rod. By rotating the first hand wheel, the threaded rod rotates.

[0009] Preferably, in order to adjust the position of the support frame, a moving block is threadedly connected to the threaded rod, and the moving block is slidably connected in the connecting hole. The support frame is connected between the moving blocks. By rotating the threaded rod, the moving block moves, and the position of the support frame is adjusted.

[0010] Preferably, in order to rotate the bidirectional threaded shaft, the adjustable fixing assembly includes a bidirectional threaded shaft, which is rotatably installed in the sliding groove, and a second hand wheel is fixedly installed on one end of the bidirectional threaded shaft extending to one side of the mounting plate. A sliding block is threadedly connected to the bidirectional threaded shaft and slidably connected in the sliding groove. By rotating the second hand wheel, the bidirectional threaded shaft rotates, and the position of the sliding block is adjusted.

[0011] Preferably, in order to clamp and fix the water pump, a clamping plate is connected to the sliding block, a plurality of connecting holes are formed in the clamping plate in an array, a moving rod is inserted into the connecting hole, a first spring is sleeved on the moving rod, and the ends of the first spring are fixedly connected to the moving rod and the clamping plate, respectively.

[0012] Preferably, in order to vibrate the mounting plate up and down, a second spring is sleeved on the screw rod, the ends of the second spring are fixedly connected to the mounting frame and the mounting plate, respectively, and a compression nut is threadedly connected to the screw rod.

[0013] Preferably, in order to enter and exit water from the heating cavity, a water inlet and outlet are provided on the test box.

[0014] The utility model discloses the beneficial effect is: through adjustable fixed assembly, can hold fixation to the electronic water pump of different shape, promotes the fixed effect, promotes the applicability of this test device again, through support component, vibration motor, screw rod, compression nut and second spring, when not needing to the electronic water pump endurance test device under the vibration environment detection, make the mounting plate keep stability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of right side angle of the utility model;

[0016] Figure 2 It is the structure schematic diagram of left side angle of the utility model;

[0017] Figure 3 It is the structure schematic diagram of overhead view angle of the utility model;

[0018] Figure 4 It is the section view schematic diagram of the utility model;

[0019] Figure 5 It is the structure schematic diagram of support component of the utility model;

[0020] Figure 6 It is the structure schematic diagram of adjustable fixed assembly of the utility model.

[0021] The figure mark among them is: 1, operation platform;2, test box;3, heating strip;4, moving frame;5, baffle;6, mounting frame;7, support component;701, threaded rod;702, first hand wheel;703, moving block;704, support frame;8, adjustable fixed assembly;801, two -way threaded shaft;802, second hand wheel;803, clamping plate;804, sliding block;805, moving rod;806, first spring;9, screw rod;10, mounting plate;11, vibration motor;12, connecting hole;13, water pipe import and export;14, sliding slot;15, second spring;16, compression nut;17, water inlet;18, water outlet. DETAILED DESCRIPTION

[0022] The embodiment of the utility model is further described in detail below in combination with the drawings.

[0023] Please refer to Figures 1-6As shown, an electronic water pump durability test device, including operation table 1, operation table 1 is equipped with test box 2, test box 2 is equipped with heating cavity inside, heating cavity is equipped with heating strip 3 arranged in array inside, through heating strip 3 can heat the water inside heating cavity, so as to test the durability test of electronic water pump in high temperature environment, operation table 1 is equipped with moving frame 4, moving frame 4 one end is connected with baffle 5, baffle 5 can be connected with test box 2, moving frame 4 is connected with mounting frame 6, mounting frame 6 is connected with support assembly 7, mounting frame 6 is connected with screw rod 9, screw rod 9 is inserted with mounting plate 10, mounting plate 10 is connected with adjustable fixing assembly 8, mounting plate 10 lower surface is connected with vibration motor 11, through vibration motor 11, make mounting plate 10 vibrate, and through screw rod 9 to limit mounting plate 10, make mounting plate 10 move up and down, can test the durability test of electronic water pump in vibration environment.

[0024] Connecting hole 12 is formed in mounting frame 6, baffle 5 is transparent acrylic material, through baffle 5, it is convenient to observe the durability test of electronic water pump in high temperature environment, sliding slot 14 is formed in mounting plate 10, water pipe inlet and outlet 13 is equipped on baffle 5, support assembly 7 includes threaded rod 701, threaded rod 701 is rotatably installed in connecting hole 12, threaded rod 701 upper end is fixedly installed with first hand wheel 702, threaded rod 701 is screw connected with moving block 703, moving block 703 is slidably connected in connecting hole 12, moving block 703 is connected with support frame 704, by rotating first hand wheel 702, threaded rod 701 rotates, the position of moving block 703 is adjusted, so as to adjust the position of support frame 704, can press mounting plate 10 and compression nut 16, in turn, can detect the durability of electronic water pump in non-vibration environment, keep mounting plate 10 stable.

[0025] The adjustable fixing assembly 8 comprises a two-way threaded shaft 801 rotatably installed in the sliding groove 14, one end of the two-way threaded shaft 801 extending to one side of the mounting plate 10 is fixedly installed with a second hand wheel 802, the two-way threaded shaft 801 is threadedly connected with a sliding block 804, the sliding block 804 is slidably connected in the sliding groove 14, the sliding block 804 is connected with a clamping plate 803, the clamping plate 803 is provided with an array of connecting holes 12, a moving rod 805 is inserted into the connecting hole 12, the moving rod 805 is sleeved with a first spring 806, the two ends of the first spring 806 are fixedly connected with the moving rod 805 and the clamping plate 803, by rotating the second hand wheel 802, the two-way threaded shaft 801 rotates, the sliding block 804 moves, and the distance of the clamping plate 803 is adjusted; when the moving rod 805 contacts the electronic water pump, the moving rod 805 is moved, the first spring 806 is elongated, and the contact with the electronic water pump is increased; by utilizing this characteristic, electronic water pumps of different shapes can be clamped and fixed, and the clamping effect is improved; the screw rod 9 is sleeved with a second spring 15, the two ends of the second spring 15 are fixedly connected with the mounting frame 6 and the mounting plate 10, the screw rod 9 is threadedly connected with a compression nut 16, by rotating the compression nut 16, the position of the compression nut 16 is adjusted, and the mounting plate 10 is limited by the compression nut 16; the test box 2 is provided with a water inlet 17 and a water outlet 18, water is adjusted into the heating cavity through the water inlet 17, and water in the heating cavity can be discharged through the water outlet 18.

[0026] In use, when the durability of the electronic water pump in the vibration environment is tested, the electronic water pump is placed on the mounting plate 10, the second hand wheel 802 is rotated, the sliding block 804 is moved, the distance of the clamping plate 803 is adjusted, when the moving rod 805 contacts the electronic water pump, the moving rod 805 is moved, the first spring 806 is elongated, and the contact with the electronic water pump is increased; by utilizing this characteristic, electronic water pumps of different shapes can be clamped and fixed, and the clamping effect is improved; the vibration motor 11 is started, the mounting plate 10 is vibrated, and the Dur spring is compressed; when the durability of the electronic water pump in the high-temperature environment is tested, the first hand wheel 702 is rotated, the threaded rod 701 is rotated, the position of the moving block 703 is adjusted, the position of the support frame 704 is adjusted, the mounting plate 10 is compressed with the compression nut 16, the mounting plate 10 is kept stable, appropriate water is added into the heating cavity through the water inlet 17, the baffle 5 is connected with the test box 2, the heating strip 3 is started, the water in the heating cavity is heated, the temperature in the test box 2 is increased, and thus the durability test of the electronic water pump in the high-temperature environment is facilitated.

[0027] The above are only preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical scheme falling within the concept of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principles of the present application are deemed to be within the protection scope of the present application.

Claims

1. An electronic water pump endurance test device, comprising an operation table (1), wherein a test box (2) is arranged on the operation table (1), characterized in that: The test box (2) is internally provided with a heating cavity, the heating cavity is internally provided with heating strips (3) arranged in an array, the operating table (1) is slidably provided with a moving frame (4), one end of the moving frame (4) is connected with a baffle (5), the baffle (5) can be clamped with the test box (2), the moving frame (4) is connected with a mounting frame (6), the mounting frame (6) is connected with a supporting assembly (7), the mounting frame (6) is connected with a screw rod (9), the screw rod (9) is inserted with a mounting plate (10), the mounting plate (10) is connected with an adjustable fixing assembly (8), and the lower surface of the mounting plate (10) is connected with a vibration motor (11).

2. The electronic water pump durability test device according to claim 1, characterized by: The mounting frame (6) is provided with a connecting hole (12), the baffle (5) is made of transparent acrylic material, the mounting plate (10) is provided with a sliding groove (14), and the baffle (5) is provided with a water pipe inlet and outlet (13).

3. The electronic water pump durability test device according to claim 2, characterized by: The supporting assembly (7) comprises a threaded rod (701), the threaded rod (701) is rotatably installed in the connecting hole (12), and the upper end of the threaded rod (701) is fixedly installed with a first hand wheel (702).

4. The electronic water pump durability test device according to claim 3, characterized by: The threaded rod (701) is threadedly connected with a moving block (703), the moving block (703) is slidably clamped in the connecting hole (12), and the moving block (703) is connected with a supporting frame (704).

5. The electronic water pump durability test device according to claim 2, characterized by: The adjustable fixing assembly (8) comprises a bidirectional threaded shaft (801), the bidirectional threaded shaft (801) is rotatably installed in the sliding groove (14), one end of the bidirectional threaded shaft (801) extending to one side of the mounting plate (10) is fixedly installed with a second hand wheel (802), the bidirectional threaded shaft (801) is threadedly connected with a sliding block (804), and the sliding block (804) is slidably clamped in the sliding groove (14).

6. The electronic water pump durability test device according to claim 5, characterized by: The sliding block (804) is connected with a clamping plate (803), the clamping plate (803) is provided with connecting holes (12) arranged in an array, the connecting holes (12) are inserted with moving rods (805), the moving rods (805) are sleeved with first springs (806), and the two ends of the first springs (806) are fixedly connected with the moving rods (805) and the clamping plate (803) respectively.

7. The electronic water pump durability test device according to claim 1, characterized by: The screw rod (9) is sleeved with a second spring (15), the two ends of the second spring (15) are fixedly connected with the mounting frame (6) and the mounting plate (10) respectively, and the screw rod (9) is threadedly connected with a compression nut (16).

8. The electronic water pump durability test apparatus according to claim 1, characterized by: The test box (2) is provided with a water inlet (17) and a water outlet (18).

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