CN213780151U

CN213780151U - High-flexibility function test carrier for new energy automobile inverter

Info

Publication number: CN213780151U
Application number: CN202022231765.XU
Authority: CN
Inventors: 陈盈良; 邵斌; 戚永武
Original assignee: Zhejiang Yikong Power System Co ltd
Current assignee: Zhejiang Yikong Power System Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-07-23
Anticipated expiration: 2030-10-09

Abstract

The utility model is suitable for the technical field of new energy automobile inverters, and provides a high-flexibility functional test carrier for new energy automobile inverters, which comprises a test carrier base plate, a carrier butt plate and a workpiece support frame, wherein the carrier butt plate is fixedly arranged at the left side position of the top surface of the test carrier base plate, the workpiece support frame is movably connected at the right side position of the top surface of the test carrier base plate, and a rubber gasket is laminated on the bottom surface of the test carrier base plate. The method can meet the market demands of small-batch and various varieties, and the application range is greatly improved.

Description

High-flexibility function test carrier for new energy automobile inverter

Technical Field

The utility model relates to a new energy automobile dc-to-ac converter technical field, concretely relates to new energy automobile inverter is with high flexible functional test carrier.

Background

The core and the power source of a new energy automobile are an electric drive system assembly which consists of an inverter, a motor and a speed reducer. And after receiving the control model of the vehicle-mounted controller, the inverter converts the energy provided by the power battery into the output power of the motor. The external interface of the controller is complex and comprises a low-voltage signal interface, a high-voltage direct-current power supply input interface, an alternating-current power supply output interface, a cooling liquid circulation interface and the like.

When a traditional new energy automobile inverter test carrier is developed, the structure characteristics and the external interface of the traditional new energy automobile inverter test carrier are subjected to customized design. The test carrier designs a positioning mechanism according to the structural characteristics of the inverter, so that the butt joint stability of the mechanical structure is ensured. Secondly, the matching mechanism is designed according to the external interface of the inverter, so that the connection reliability during testing is ensured.

The prior art has the following defects: the existing new energy automobile inverter test carrier has a long development period, so that the development cost is high, the existing new energy automobile inverter test carrier is not suitable for a small-batch and multi-variety production mode, and a large amount of waste is caused under the market background that inverters are rapidly updated and replaced.

Therefore, upgrading and modification are needed on the basis of the existing new energy automobile inverter test carrier so as to overcome the existing problems and shortcomings.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a new energy automobile inverter is with high flexible functional test carrier aims at solving current new energy automobile inverter test carrier development week long, therefore development cost is higher, is not suitable for the production mode of small batch volume polytype, under the market background of the quick update of dc-to-ac converter, has caused a large amount of extravagant problems.

In order to achieve the above object, the present invention provides the following technical solutions: a high-flexibility functional test carrier for a new energy automobile inverter comprises a test carrier base plate, a carrier butt-joint plate and a workpiece support frame, wherein the carrier butt-joint plate is fixedly arranged at the left side position of the top surface of the test carrier base plate, the workpiece support frame is movably connected at the right side position of the top surface of the test carrier base plate, a rubber gasket is attached to the bottom surface of the test carrier base plate, a water outlet pipe and a water inlet pipe are fixedly inserted into the rear end surface of the test carrier base plate respectively, the water outlet pipe is positioned at the right side position of the water inlet pipe, a low-voltage signal interface is connected with the surface of the carrier butt-joint plate in a through mode, a high-voltage direct-current interface and an alternating-current interface are inserted into the surface of the carrier butt-joint plate respectively, the high-voltage direct-current interface is positioned between the low-voltage signal interface and the alternating-current interface, a threaded joint is movably sleeved at one end, far away from the carrier butt-joint plate, and a low-voltage signal hole is fixedly arranged at the left side position of the surface of the carrier butt-joint plate, the utility model discloses a work piece support frame, including the carrier butt joint board, the carrier butt joint board is provided with the surface right side position open type and is fixed with three-phase alternating current power supply hole, the below in low pressure signal hole is provided with into water hole and apopore respectively, the water hole is located the left side of apopore, the embedded high voltage direct current power supply hole that is provided with is put to the surface center of carrier butt joint board, and the carrier butt joint board, the surface of work piece support frame is run through and is provided with fixed screw.

Preferably, the water outlet pipe, the water inlet pipe, the low-voltage signal interface, the high-voltage direct-current interface and the alternating-current interface respectively penetrate through the carrier butt joint plate and are fixedly connected with the water inlet hole, the water outlet hole, the low-voltage signal hole, the high-voltage direct-current power supply hole and the three-phase alternating-current power supply hole.

Preferably, the water outlet pipe, the water inlet pipe, the low-voltage signal interface, the high-voltage direct current interface and one end of the alternating current interface, which is far away from the carrier butt joint plate, are provided with threaded joints.

Preferably, the water outlet pipe, the water inlet pipe, the low-voltage signal interface, the high-voltage direct-current interface and the alternating-current interface are all flexible wiring harnesses.

Preferably, the water outlet pipe, the water inlet pipe, the low-voltage signal interface, the high-voltage direct current interface and one end of the alternating current interface, which is far away from the carrier butt joint plate, are movably connected with the test workpiece through threads through threaded joints.

Preferably, the water inlet hole, the water outlet hole, the low-voltage signal hole, the high-voltage direct-current power supply hole and the three-phase alternating-current power supply hole are movably connected with the matching plate at the equipment end of the test carrier in an inserting mode.

Preferably, the rubber gasket passes through the gel coat and closely laminates with the bottom surface of test carrier bottom plate, and the rubber gasket is the rubber gasket of butyl rubber material.

Preferably, screws are movably inserted into the fixing screw holes, and the workpiece support frame is in threaded connection with the test carrier base plate through the screws in the fixing screw holes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a high flexibility functional test carrier for new energy automobile inverter:

1. the utility model discloses a set up fixed screw, the accessible is connected work piece support frame and test carrier bottom plate to the screw that advances of fixed screw in, equally, it can dismantle the change to the work piece support frame according to the work piece model that needs the test to dismantle the screw, in addition, the outlet pipe, the oral siphon, low pressure signal interface, high voltage direct current interface and exchange interface all can change according to the work piece model, the flexibility is high, can realize quick remodelling, the remodelling time of production line has been reduced, effectual improvement production efficiency, in order to deal with the market demand of the many varieties of small batch, application scope promotes by a wide margin.

2. The utility model discloses a set up outlet pipe, oral siphon, low pressure signal interface, high voltage direct current interface and interchange interface, certain length is reserved with the flexible pencil of interchange interface to outlet pipe, oral siphon, low pressure signal interface, high voltage direct current interface to the compatibility of the different exit positions of reply work piece, and then accomplish the work piece test work to different models fast, reduce test carrier design cycle, reduce test carrier design cost.

3. The utility model discloses a set up the rubber gasket, when test carrier work goes on, the rubber gasket utilizes the non-skid property of its rubber material itself, can increase its and the frictional force of contact surface, avoids test carrier bottom plate to take place the displacement in the testing process, has promoted this test carrier's stability.

Drawings

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic structural view of a carrier docking plate provided in the present invention;

fig. 3 is a schematic view of a connection structure between an ac interface and a three-phase ac power supply hole provided by the present invention;

fig. 4 is a schematic view of a bottom structure of a bottom plate of a test carrier according to the present invention;

fig. 5 is a schematic view of the connection structure between the water outlet pipe and the water outlet hole provided by the present invention.

In the figure: 1. testing the carrier base plate; 2. a carrier docking plate; 3. a workpiece support frame; 4. a rubber gasket; 5. a water outlet pipe; 6. a water inlet pipe; 7. a low voltage signal interface; 8. a high voltage direct current interface; 9. an alternating current interface; 10. a threaded joint; 11. a low voltage signal hole; 12. a water inlet hole; 13. a water outlet hole; 14. a high-voltage direct-current power supply hole; 15. a three-phase AC power supply hole; 16. and fixing the screw hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, referring to fig. 1-5, the utility model provides a high-flexibility functional test carrier for new energy automobile inverter, which comprises a test carrier base plate 1, a carrier butt-joint plate 2 and a workpiece support frame 3, wherein the carrier butt-joint plate 2 is fixedly arranged at the left side position of the top surface of the test carrier base plate 1, the workpiece support frame 3 is movably connected at the right side position of the top surface of the test carrier base plate 1, a rubber gasket 4 is attached to the bottom surface of the test carrier base plate 1, a water outlet pipe 5 and a water inlet pipe 6 are respectively fixedly inserted into the rear end surface of the test carrier base plate 1, the water outlet pipe 5 is arranged at the right side position of the water inlet pipe 6, a low-voltage signal interface 7 is connected to the surface of the carrier butt-joint plate 2, a high-voltage direct-current interface 8 and an alternating-current interface 9 are respectively inserted into the surface of the carrier butt-joint plate 2, the high-voltage direct-current interface 8 is arranged between the low-voltage signal interface 7 and the alternating-current interface 9, a threaded joint 10 is movably sleeved at one end, far away from the carrier butt joint plate 2, of the alternating current interface 9, a low-voltage signal hole 11 is fixedly installed at the left side position of the surface of the carrier butt joint plate 2, a water inlet hole 12 and a water outlet hole 13 are respectively formed below the low-voltage signal hole 11, the water inlet hole 12 is located on the left side of the water outlet hole 13, a high-voltage direct-current power supply hole 14 is embedded in the center position of the surface of the carrier butt joint plate 2, a three-phase alternating-current power supply hole 15 is fixed at the right side position of the surface of the carrier butt joint plate 2 in an open mode, and a fixing screw hole 16 is formed in the surface of the workpiece support frame 3 in a penetrating mode;

the utility model discloses a use as follows: when the utility model is used, firstly, the screw is disassembled out of the fixed screw hole 16, the workpiece support frame 3 is replaced according to the model of the tested workpiece, the screw is reinstalled to the fixed screw hole 16, then the workpiece is placed on the surface of the workpiece support frame 3, the water outlet pipe 5, the water inlet pipe 6, the low-voltage signal interface 7, the high-voltage direct current interface 8 and the alternating current interface 9 are respectively connected with the corresponding position of the tested workpiece, the counter board of the equipment end of the test carrier is butted to the carrier butt board, the low-voltage signal hole 11, the water inlet hole 12, the water outlet hole 13, the high-voltage direct current power hole 14 and the three-phase alternating current power hole 15 are respectively connected with the counter board of the equipment end of the test carrier, then the test can be carried out, the water outlet pipe 5 and the water inlet pipe 6 jointly act to realize the circulation of the cooling liquid, the low-voltage signal interface 7 is used for realizing the model control, the high-voltage direct current interface 8 and the alternating current interface 9 jointly act, and the input of high-voltage direct current and the output of alternating current are realized, and after the test is finished, the workpiece is dismounted and the untested workpiece is replaced.

Embodiment 2, the utility model provides a high flexibility functional test carrier for new energy automobile inverter, different with embodiment 1 is:

referring to the attached drawing 1 of the specification, the high-flexibility functional test carrier for the new energy automobile inverter of the embodiment comprises a test carrier base plate 1, a carrier butt-joint plate 2 and a workpiece support frame 3, wherein the carrier butt-joint plate 2 is fixedly arranged at the left side position of the top surface of the test carrier base plate 1, the workpiece support frame 3 is movably connected at the right side position of the top surface of the test carrier base plate 1, a rubber gasket 4 is attached to the bottom surface of the test carrier base plate 1, the rubber gasket 4 is tightly attached to the bottom surface of the test carrier base plate 1 through a gel coat, the rubber gasket 4 is made of butyl rubber, a water outlet pipe 5 and a water inlet pipe 6 are respectively fixedly inserted into the rear end surface of the test carrier base plate 1, the water outlet pipe 5 is positioned at the right side position of the water inlet pipe 6, a low-voltage signal interface 7 is connected to the surface of the carrier butt-joint plate 2 in a penetrating manner, and a high-voltage direct current interface 8 and an alternating current interface 9 are respectively inserted into the surface of the carrier butt-joint plate 2, the high-voltage direct current interface 8 is positioned between the low-voltage signal interface 7 and the alternating current interface 9, the water outlet pipe 5, the water inlet pipe 6, the low-voltage signal interface 7, the high-voltage direct current interface 8 and the alternating current interface 9 are all flexible wire harnesses, one end of the alternating current interface 9, which is far away from the carrier butt plate 2, is movably sleeved with a threaded joint 10, one ends of the water outlet pipe 5, the water inlet pipe 6, the low-voltage direct current interface 8 and the alternating current interface 9, which are far away from the carrier butt plate 2, are all provided with a threaded joint 10, one ends of the water outlet pipe 5, the water inlet pipe 6, the low-voltage direct current interface 7, the high-voltage direct current interface 8 and the alternating current interface 9, which are far away from the carrier butt plate 2, are all movably connected with a test workpiece through threads through the threaded joint 10, a low-voltage signal hole 11 is fixedly installed at the left side of the surface of the carrier butt plate 2, a water inlet hole 12 and a water outlet hole 13 are respectively arranged below the low-voltage signal hole 11, and the water inlet hole 12 is positioned at the left side of the water outlet hole 13, a high voltage direct current power supply hole 14 is embedded in the surface center position of the carrier butt joint plate 2, a three-phase alternating current power supply hole 15 is fixed at the surface right side position opening type of the carrier butt joint plate 2, a water outlet pipe 5, a water inlet pipe 6, a low voltage signal interface 7, a high voltage direct current interface 8 and an alternating current interface 9 respectively penetrate through the carrier butt joint plate 2 and a water inlet hole 12, a water outlet hole 13 and a low voltage signal hole 11, high voltage direct current power supply hole 14, three-phase alternating current power supply hole 15 fixed connection, water inlet hole 12, apopore 13, low voltage signal hole 11, high voltage direct current power supply hole 14, three-phase alternating current power supply hole 15 all with test carrier equipment end to joining in marriage board activity interlude and be connected, the surface of work piece support frame 3 is run through and is provided with fixed screw 16, the inside activity interlude of fixed screw 16 has the screw, work piece support frame 3 is through the inside screw and the 1 threaded connection of test carrier bottom plate of fixed screw 16.

The implementation scenario is specifically as follows: when using the utility model discloses, at first, in dismantling the screw out fixed screw 16, and change work piece support frame 3 according to the model of test workpiece, install screw to fixed screw 16 again, subsequently, place the work piece on work piece support frame 3 surface, respectively with outlet pipe 5, oral siphon 6, low pressure signal interface 7, the corresponding position of test workpiece is connected to high voltage direct current interface 8 and interchange interface 9, dock the counterpoint board of test carrier equipment end to the carrier buttcover board simultaneously, outlet pipe 5, oral siphon 6, low pressure signal interface 7, high voltage direct current interface 8 and interchange interface 9 all can be changed according to the test workpiece model, the flexibility is high, can realize quick remodelling, the remodelling time of production line has been reduced, effectual improvement production efficiency, in order to deal with the market demand of small batch polytype, application scope promotes by a wide margin, in addition, outlet pipe 5, the utility model is simple in structure, convenient, easy to use, the cost is low, and convenient for use, the product is low in cost, and convenient for use, and easy to use, the production is low in operation, and is convenient for use, and is low in use, and is low cost is low in cost, and is low in addition, the cost is low in addition, the utility model is low in cost, the utility model is low in addition, the utility model is low in test carrier equipment is low in cost, can be realized, the utility model is low in test carrier equipment is low in addition, the utility model is low in test carrier equipment is low in cost, the utility model is low in the utility model, it is low in addition, it is low in test carrier equipment is low in addition, it is low in the utility model, it is low in the time, it is low in the utility model, it is low in the time, it is low in the utility model, it is low in the time, it is low in the utility model, it is low in addition, The flexible wire harnesses of the water inlet pipe 6, the low-voltage signal interface 7, the high-voltage direct current interface 8 and the alternating current interface 9 are reserved with certain lengths to be compatible with different outlet positions of workpieces, so that the workpiece testing work of different types can be quickly finished, the design period of a testing carrier is reduced, the design cost of the testing carrier is reduced, then the low-voltage signal hole 11, the water inlet hole 12, the water outlet hole 13, the high-voltage direct current power supply hole 14 and the three-phase alternating current power supply hole 15 are respectively connected with a matching board at the equipment end of the testing carrier, then the testing can be carried out, the water outlet pipe 5 and the water inlet pipe 6 act together to realize the circulation of cooling liquid, the low-voltage signal interface 7 is used for realizing the type control, the high-voltage direct current interface 8 and the alternating current interface 9 act together to realize the input of high-voltage direct current and the output of alternating current, after the testing is finished, the workpieces are disassembled, and the untested workpieces are replaced, when the test carrier works, the rubber gasket 4 can increase the friction force between the rubber gasket and the contact surface by utilizing the anti-skid performance of the rubber gasket, so that the test carrier bottom plate 1 is prevented from displacing in the test process, and the stability of the test carrier is improved.

The above is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a high flexibility functional test carrier for new energy automobile inverter, includes test carrier bottom plate (1), carrier butt joint board (2) and work piece support frame (3), its characterized in that: the carrier butt-joint plate (2) is fixedly arranged at the left side position of the top surface of the test carrier base plate (1), the workpiece support frame (3) is movably connected at the right side position of the top surface of the test carrier base plate (1), the rubber gasket (4) is attached to the bottom surface of the test carrier base plate (1), the rear end surface of the test carrier base plate (1) is fixedly provided with a water outlet pipe (5) and a water inlet pipe (6) in an inserting manner respectively, the water outlet pipe (5) is positioned at the right side position of the water inlet pipe (6), the surface of the carrier butt-joint plate (2) is connected with a low-voltage signal interface (7) in a penetrating manner, the surface of the carrier butt-joint plate (2) is provided with a high-voltage direct-current interface (8) and an alternating-current interface (9) in an inserting manner respectively, the high-voltage direct-current interface (8) is positioned between the low-voltage signal interface (7) and the alternating-current interface (9), and the alternating-current interface (9) is movably sleeved with a threaded joint (10) at one end far away from the carrier butt-joint plate (2), the utility model discloses a carrier butt joint board, including carrier butt joint board (2), the surperficial left side position fixed mounting of carrier butt joint board (2) has low-voltage signal hole (11), the below of low-voltage signal hole (11) is provided with into water hole (12) and apopore (13) respectively, it is located the left side of apopore (13) to go into water hole (12), the surperficial central point of carrier butt joint board (2) puts embedded high voltage direct current power supply hole (14) that is provided with, and the surperficial right side position open type of carrier butt joint board (2) is fixed with three-phase alternating current power supply hole (15), the surface of work piece support frame (3) is run through and is provided with fixed screw (16).

2. The high-flexibility function test carrier for the new energy automobile inverter according to claim 1, characterized in that: the water outlet pipe (5), the water inlet pipe (6), the low-voltage signal interface (7), the high-voltage direct current interface (8) and the alternating current interface (9) respectively penetrate through the carrier butt joint plate (2) to be fixedly connected with the water inlet hole (12), the water outlet hole (13), the low-voltage signal hole (11), the high-voltage direct current power supply hole (14) and the three-phase alternating current power supply hole (15).

3. The high-flexibility function test carrier for the new energy automobile inverter according to claim 2, characterized in that: and one ends of the water outlet pipe (5), the water inlet pipe (6), the low-voltage signal interface (7), the high-voltage direct current interface (8) and the alternating current interface (9) far away from the carrier butt-joint plate (2) are respectively provided with a threaded joint (10).

4. The high-flexibility function test carrier for the new energy automobile inverter according to claim 2, characterized in that: the water outlet pipe (5), the water inlet pipe (6), the low-voltage signal interface (7), the high-voltage direct current interface (8) and the alternating current interface (9) are all flexible wiring harnesses.

5. The high-flexibility function test carrier for the new energy automobile inverter according to claim 2, characterized in that: the water outlet pipe (5), the water inlet pipe (6), the low-voltage signal interface (7), the high-voltage direct current interface (8) and the end, far away from the carrier butt-joint plate (2), of the alternating current interface (9) are movably connected with a test workpiece through threads through a threaded joint (10).

6. The high-flexibility function test carrier for the new energy automobile inverter according to claim 1, characterized in that: the water inlet hole (12), the water outlet hole (13), the low-voltage signal hole (11), the high-voltage direct-current power supply hole (14) and the three-phase alternating-current power supply hole (15) are movably connected with the matching plate at the equipment end of the test carrier in a penetrating and penetrating manner.

7. The high-flexibility function test carrier for the new energy automobile inverter according to claim 1, characterized in that: the screw is movably inserted into the fixed screw hole (16), and the workpiece support frame (3) is in threaded connection with the test carrier base plate (1) through the screw in the fixed screw hole (16).

8. The high-flexibility function test carrier for the new energy automobile inverter according to claim 1, characterized in that: the rubber gasket (4) is tightly attached to the bottom surface of the test carrier base plate (1) through a gel coat, and the rubber gasket (4) is made of butyl rubber (4).