CN111896181A - Online sealing performance testing equipment of electric automobile high-pressure distributor - Google Patents
Online sealing performance testing equipment of electric automobile high-pressure distributor Download PDFInfo
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- CN111896181A CN111896181A CN202010805214.1A CN202010805214A CN111896181A CN 111896181 A CN111896181 A CN 111896181A CN 202010805214 A CN202010805214 A CN 202010805214A CN 111896181 A CN111896181 A CN 111896181A
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- joint
- profiling
- test
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
Abstract
The invention discloses online sealing performance test equipment of an electric automobile high-voltage distributor, which comprises a transmission line and a carrier on the transmission line, wherein a jacking positioning module is further arranged on the transmission line, a plurality of test modules are arranged on the periphery of the jacking positioning module, each test module comprises a driving assembly and a profiling joint, a profiling nozzle is arranged on each profiling joint, each profiling nozzle comprises an air inlet joint, one side of each air inlet joint, which is far away from a product, is provided with a transition surface, the periphery of each air inlet joint is also provided with a sealing ring, the sealing rings are abutted against the high-voltage distributor, and each profiling nozzle is connected with a pressure test device; the profiling connector is connected with a pressure testing device to test the internal pressure of the high-pressure distributor, the profiling nozzle enables the testing module to be more tightly connected with an interface of the high-pressure distributor, so that leakage data inside the high-pressure distributor are obtained, the jacking positioning module enables the carrier to return to a transmission line after detection is completed, the high-pressure distributor is detected one by one through online detection, and potential safety hazards of products are avoided.
Description
Technical Field
The invention relates to the technical field of high-voltage distributor detection, in particular to online sealing performance testing equipment for a high-voltage distributor of an electric vehicle.
Background
The new energy electric vehicle high-voltage distributor is a high-voltage large-current distribution unit PDU of all pure electric vehicles and plug-in hybrid electric vehicles. Adopt centralized distribution scheme, structural design is compact, and the wiring overall arrangement is convenient, overhauls convenient and fast. According to the system architecture requirements of different customers, the high-voltage distribution box is also integrated with a part of intelligent control management units of the battery management system, so that the complexity of the whole vehicle system architecture power distribution is further simplified. The safety, reliability and durability of the automobile can not meet the requirements of the automobile.
High pressure distributor adopts cast aluminium shell and connector, and the protection level reaches IP67, need carry out the leakproofness test, high pressure distributor is all artifical through testing the female end product connection instrument of joining in marriage, because of being limited joining in marriage first life, just must weld the change again a shift, test and remodelling are loaded down with trivial details, the inefficiency and online leakproofness test are difficult to implement, only can carry out the leakproofness test through the selective examination, lead to the product to have the potential safety hazard, prior art has the improvement part.
Disclosure of Invention
In order to solve the technical problems, the invention provides online sealing performance testing equipment for a high-voltage distributor of an electric vehicle.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides an electric automobile high pressure distributor's online leakproofness test equipment, including the transmission line and carrier on the transmission line, still be provided with the messenger on the transmission line the carrier with the jacking orientation module of transmission line separation, jacking orientation module week side is provided with a plurality of test module, test module connects including drive assembly and the profiling of butt joint with the work piece, be provided with the profiling mouth on the profiling connects, the profiling mouth is including the air inlet joint with the interface butt joint of high pressure distributor, one side that the product was kept away from to the air inlet joint is provided with the transition surface, air inlet joint's week side still is provided with the sealing ring, sealing ring and high pressure distributor butt, the profiling mouth is connected with pressure test device.
By adopting the technical scheme, jacking positioning module makes carrier and transmission line separation, jacking positioning module will carry the lifting to test module department, a plurality of test module and the interface butt joint of high pressure distributor, make high pressure distributor form enclosed construction, the profiling connects the test that realizes high pressure distributor internal pressure through being connected with pressure test device, the profiling mouth makes test module and the interface connection of high and far distributor inseparabler, avoid appearing the junction and reveal and influence the test, thereby obtain the inside data of revealing of high pressure distributor, jacking positioning module makes the carrier return to on the transmission line after accomplishing the detection, realize detecting one by one to high pressure distributor through on-line measuring, avoid the potential safety hazard to appear in the product.
The invention is further configured to: the sealing ring and the air inlet joint are integrally formed.
Through adopting above-mentioned technical scheme, guarantee the sealed effect between sealing ring and the air inlet joint.
The invention is further configured to: the sealing ring with be provided with the clearance between the air inlet joint, the sealing ring with transition face parallel and level.
Through adopting above-mentioned technical scheme, improve the sealed effect between air inlet joint and the sealing ring.
The invention is further configured to: the imitation mouth is made of silica gel, and the Shore hardness of the imitation mouth is 50-60.
By adopting the technical scheme, the Shore hardness can be ensured not to change too much in the form of the profiling nozzle in the test process between 50 and 60, and enough deformation can be ensured to ensure the air tightness of the profiling nozzle.
The invention is further configured to: the profiling mouth is formed on the profiling joint in an injection molding mode.
Through adopting above-mentioned technical scheme, both injection moulding link together and can improve the gas tightness effect between the two, can make the profiling joint reuse through moulding plastics after the profiling mouth damages.
The invention is further configured to: the drive assembly comprises a replacing seat and a replacing plate, the replacing plate is detachably connected with the replacing seat, and the profiling joint is detachably arranged on the replacing plate.
Through adopting above-mentioned technical scheme, the profile joint of setting on the replacement board, direct change replacement board can realize the switching of different products when changing different profile joints, improve equipment's commonality, maintenance time when reducing switching equipment user state.
The invention is further configured to: the drive assembly is including PMKD, the last executive that is provided with of PMKD, the last slip that slides of PMKD is provided with the slide, the replacement seat with slide fixed connection, the executive drives the slide removes.
Through adopting above-mentioned technical scheme, the executive component promotes the slide plate and removes, and the slide plate can not influence the connection of executive component again with replacement seat fixed connection, guarantees to change the in-process of replacing the board, reduces the reconnection of executive component, improves and changes efficiency.
The invention is further configured to: the sliding block can be detachably arranged on the slide way. The sliding block is provided with a stroke control block, the fixed bottom plate is provided with two opposite contact switches, and the stroke control block is positioned between the two contact switches.
Through adopting above-mentioned technical scheme, can change the slip stroke of sliding block through changing the sliding block, reduce because the debugging process after the sliding block stroke changes, improve and change efficiency.
The invention is further configured to: the executive component comprises a push cylinder which is fixedly arranged, the push cylinder pushes the sliding block to slide, and the contact switch sends out a control signal for controlling the push cylinder.
Through adopting above-mentioned technical scheme, realize the displacement of sliding block through promoting the cylinder.
The invention is further configured to: the actuating member is including the servo motor and the transmission piece of fixed setting, servo motor is connected with the lead screw, the lead screw is worn to penetrate the transmission piece and with transmission piece screw-thread fit, the transmission piece with slide fixed connection, contact switch sends control servo motor's control signal.
Through adopting above-mentioned technical scheme, rotate through servo motor control lead screw and drive the displacement that the transmission piece fed and realize the slide plate.
In summary, the present invention has the following effects:
1. the replacement plate and the sliding block are easy to generate in a standardized manner, different profiling joints can be replaced easily to meet the production requirements of high-pressure distributors with different specifications, and the utilization rate of equipment is improved;
2. the profiling nozzle and the profiling joint are connected together through injection molding, so that the air tightness between the profiling nozzle and the profiling joint is ensured;
3. different products are provided with the same profiling joints, so that standardization can be realized, and spare parts and interchangeability can be reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a schematic view of the overall structure of an in-line leak testing apparatus;
FIG. 2 is a schematic diagram of the overall structure of a test module;
FIG. 3 is a schematic view of the overall structure of the contour nozzle and the contour joint;
FIG. 4 is a schematic view of a driving assembly;
fig. 5 is a schematic structural diagram of another driving assembly.
In the figure: 1. a transmission line; 2. a carrier; 3. a high pressure distributor; 4. jacking and positioning modules; 41. a support frame; 42. a lifting motor; 43. a transmission rod; 44. lifting the plate; 45. a top rod; 5. a test module; 51. a drive assembly; 511. a push cylinder; 512. a slideway; 513. a slider; 514. a servo motor; 515. a screw rod; 516. a transmission block; 52. a profiling joint; 53. a profiling nozzle; 531. an air inlet joint; 532. a transition surface; 533. a seal ring; 534. a gap; 6. fixing the floor; 7. replacing the seat; 8. replacing the plate; 9. a slide plate; 91. a thread control block; 10. a contact switch.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, an online sealing performance testing apparatus for a high-voltage distributor of an electric vehicle comprises a transmission line and a carrier on the transmission line, wherein the transmission line is further provided with a jacking positioning module for separating the carrier from the transmission line, the jacking positioning module comprises a support frame and a lifting motor fixedly arranged on the support frame, the lifting motor is rotatably connected with a transmission rod, the transmission rod is connected with a lifting plate, the lifting plate is provided with a push rod corresponding to the carrier, the lifting of the carrier can be realized through the push rod by the lifting motor, i.e. the separation and homing of the carrier from the transmission line, the periphery of the jacking positioning module is provided with a plurality of testing modules, each testing module comprises a driving assembly and a profiling joint butted with a workpiece, the profiling joint is provided with a profiling nozzle, and the profiling nozzle comprises an air inlet joint butted with an interface of the high-voltage distributor, one side that the product was kept away from to air inlet joint is provided with the transition face, air inlet joint's week side still is provided with the sealing ring, sealing ring and high pressure distributor butt, the imitative type mouth is connected with pressure test device.
The sealing ring with air inlet joint integrated into one piece sets up, the sealing ring with be provided with the clearance between the air inlet joint, the sealing ring with excessive face parallel and level. In this scheme, the imitative type mouth is made for silica gel, the shore hardness of imitative type mouth is at 50 ~ 60, for the gas tightness between improvement imitative type mouth and the imitative type joint, imitative type mouth injection moulding is on the imitative type joint.
For the change that the different imitations connect for the convenience, drive assembly is including replacement seat and replacement board, the replacement board can dismantle connect with on the replacement seat, the imitative type connects can dismantle the setting and is in on the replacement board, drive assembly is including PMKD, the last executive component that is provided with of PMKD, the last slip that slides of PMKD is provided with the slide, the replacement seat with slide fixed connection, the executive component drives the slide removes, the setting can be dismantled to the slide is in on the slide. The sliding block is provided with a stroke control block, the fixed bottom plate is provided with two opposite contact switches, and the stroke control block is positioned between the two contact switches.
Referring to fig. 4 and 5, the actuator includes a fixed pushing cylinder, the pushing cylinder pushes the sliding block to slide, and the contact switch sends out a control signal for controlling the pushing cylinder.
The executive component can also be a servo motor and a transmission block which are fixedly arranged, the servo motor is connected with a screw rod, the screw rod penetrates through the transmission block and is in threaded fit with the transmission block, the transmission block is fixedly connected with the sliding plate, and the contact switch sends out a control signal for controlling the servo motor.
It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides an electric automobile high pressure distributor's online leakproofness test equipment, including the transmission line and carrier on the transmission line, its characterized in that, still be provided with the messenger on the transmission line the carrier with the jacking orientation module of transmission line separation, jacking orientation module week side is provided with a plurality of test module, test module connects including drive assembly and the imitative type that docks with the work piece, the imitative type connects and is provided with imitative type mouth, imitative type mouth is including the air-inlet joint with the interface butt joint of high pressure distributor, one side that the product was kept away from to air-inlet joint is provided with the transition surface, air-inlet joint's week side still is provided with the sealing ring, sealing ring and high pressure distributor butt, imitative type mouth is connected with pressure test device.
2. The in-line sealability test apparatus of claim 1 wherein the seal ring is integrally formed with the air inlet connector.
3. The in-line sealability test apparatus of claim 2 wherein a gap is provided between the seal ring and the air intake joint, the seal ring being flush with the transition face.
4. The on-line tightness test device of claim 3, wherein the dummy nozzle is made of silicone, and the Shore hardness of the dummy nozzle is 50-60.
5. The in-line tightness test device according to claim 4, wherein the dummy nozzle is injection molded on the dummy joint.
6. The in-line tightness testing device according to claim 1, wherein said driving assembly comprises a replacement seat and a replacement plate, said replacement plate is detachably connected to said replacement seat, and said dummy joint is detachably disposed on said replacement plate.
7. The online sealing performance testing device of claim 6, wherein the driving assembly comprises a fixed base plate, an executing member is disposed on the fixed base plate, a sliding plate is slidably disposed on the fixed base plate, the replacing seat is fixedly connected to the sliding plate, and the executing member drives the sliding plate to move.
8. The in-line tightness testing device according to claim 7, wherein said sliding block is detachably disposed on said slide way. The sliding block is provided with a stroke control block, the fixed bottom plate is provided with two opposite contact switches, and the stroke control block is positioned between the two contact switches.
9. The on-line tightness testing device of claim 8, wherein the actuator comprises a fixedly arranged pushing cylinder, the pushing cylinder pushes the sliding block to slide, and the contact switch sends out a control signal for controlling the pushing cylinder.
10. The on-line tightness testing device of claim 8, wherein the actuator comprises a servo motor and a transmission block, the servo motor is fixedly arranged, the servo motor is connected with a lead screw, the lead screw penetrates through the transmission block and is in threaded fit with the transmission block, the transmission block is fixedly connected with the sliding plate, and the contact switch sends out a control signal for controlling the servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805214.1A CN111896181A (en) | 2020-08-11 | 2020-08-11 | Online sealing performance testing equipment of electric automobile high-pressure distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805214.1A CN111896181A (en) | 2020-08-11 | 2020-08-11 | Online sealing performance testing equipment of electric automobile high-pressure distributor |
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| CN111896181A true CN111896181A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010805214.1A Pending CN111896181A (en) | 2020-08-11 | 2020-08-11 | Online sealing performance testing equipment of electric automobile high-pressure distributor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567062A (en) * | 2021-07-21 | 2021-10-29 | 无锡先导智能装备股份有限公司 | Helium detecting device |
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| CN209326884U (en) * | 2018-09-28 | 2019-08-30 | 上海廷旺信息科技有限公司 | A kind of security protection camera hermetic seal test equipment |
| CN110220694A (en) * | 2019-03-20 | 2019-09-10 | 上海明氏自动化技术有限公司 | A kind of check valve sealing pushing detection device |
| CN110307937A (en) * | 2019-06-20 | 2019-10-08 | 苏州市长峰激光技术有限公司 | A kind of quick change sealing detection tooling |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107589355A (en) * | 2017-10-18 | 2018-01-16 | 昆山迈征自动化科技有限公司 | A kind of inverter performance testing device |
| CN108982017A (en) * | 2018-08-02 | 2018-12-11 | 宁波普泽机电有限公司 | A kind of motor test device for air tightness suitable for polymorphic type |
| CN209326884U (en) * | 2018-09-28 | 2019-08-30 | 上海廷旺信息科技有限公司 | A kind of security protection camera hermetic seal test equipment |
| CN209117260U (en) * | 2018-10-07 | 2019-07-16 | 浙江万向精工有限公司 | A kind of MGU airtight test device |
| CN110220694A (en) * | 2019-03-20 | 2019-09-10 | 上海明氏自动化技术有限公司 | A kind of check valve sealing pushing detection device |
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| CN113567062A (en) * | 2021-07-21 | 2021-10-29 | 无锡先导智能装备股份有限公司 | Helium detecting device |
| CN113567062B (en) * | 2021-07-21 | 2023-10-20 | 无锡先导智能装备股份有限公司 | Helium detector |
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Application publication date: 20201106 |
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