CN218035554U - Novel automobile inverter shell air tightness testing device - Google Patents
Novel automobile inverter shell air tightness testing device Download PDFInfo
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- CN218035554U CN218035554U CN202221826743.0U CN202221826743U CN218035554U CN 218035554 U CN218035554 U CN 218035554U CN 202221826743 U CN202221826743 U CN 202221826743U CN 218035554 U CN218035554 U CN 218035554U
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Abstract
The utility model discloses a novel automobile inverter shell air tightness testing device, which comprises a conversion plate and a fixed plate, wherein the fixed plate is fixedly arranged on the bottom surface of the conversion plate; the elastic plug is fixedly arranged to penetrate through the fixing plate; the sealing gasket is arranged on the bottom surface of the elastic plug; the two symmetrically arranged connecting plates are fixedly arranged on the bottom surface of the fixed plate; the bottom plate is fixedly arranged on the bottom surface of the connecting plate; the bearing plate is sleeved on the outer side of the connecting plate and is connected with the connecting plate in a sliding manner; a placement groove disposed on the top surface of the bearing plate. This novel auto inverter casing gas tightness test device can be convenient for with the stable quick effectual gas tightness test that carries on of casing, avoids manual operation, reduces workman intensity of labour, realizes automation mechanized operation, improves work efficiency simultaneously, improves economic benefits, and the practicality is strong.
Description
Technical Field
The utility model relates to a car dc-to-ac converter casing gas tightness test technical field specifically is a novel car dc-to-ac converter casing gas tightness test device.
Background
The automobile inverter is a converter which can convert DC12V direct current into AC220V alternating current which is the same as the commercial power and is used by common electric appliances, and is a convenient automobile power supply converter, along with more and more private vehicles, the automobile inverter is used as a converter for converting direct current into alternating current used in movement, can bring much convenience to automobile owners, is a commonly-used automobile electronic equipment article, and needs to carry out air tightness test when the automobile inverter shell is produced, but the existing shell air tightness test device still has certain defects, such as:
the application number is CN201520659228.1 "an electric automobile battery case gas tightness detection device", need pass through the small opening of manual operation shutoff product in the use, not only increased workman's intensity of labour, and work efficiency is low, influences the production progress, is unfavorable for improving economic benefits.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel automobile inverter casing gas tightness testing device to propose current casing gas tightness detection device in solving above-mentioned background art and need pass through the small opening of manual operation shutoff product in the use, not only increased workman's intensity of labour, and work efficiency is low, influences the production progress, is unfavorable for improving economic benefits's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a novel automobile inverter shell airtightness testing device comprises a conversion plate,
the fixed plate is fixedly arranged on the bottom surface of the conversion plate;
the elastic plug is fixedly arranged through the fixing plate;
the sealing gasket is arranged on the bottom surface of the elastic plug;
the two symmetrically arranged connecting plates are fixedly arranged on the bottom surface of the fixed plate;
the bottom plate is fixedly arranged on the bottom surface of the connecting plate;
the bearing plate is sleeved on the outer side of the connecting plate and is connected with the connecting plate in a sliding manner;
the placing groove is arranged on the top surface of the bearing plate;
the lifting mechanism is arranged on the top surface of the bottom plate;
the moving mechanism is connected with the lifting mechanism;
the clamping mechanism is connected with the moving mechanism;
and the elastic mechanism is connected with the clamping mechanism.
By adopting the technical scheme, the air tightness test of the shell is conveniently, stably and efficiently carried out.
As an optimal technical scheme of the utility model, the elasticity end cap is provided with 3, and one of them the inside test gas circuit that is provided with of elasticity end cap, and the test gas circuit is connected with outside gas tightness test instrument.
By adopting the technical scheme, the product leakage hole is convenient to block, the air pressure is increased into the product shell through the test air channel, and the test instrument monitors the air pressure change value and makes a judgment according to data.
As the utility model discloses a preferred technical scheme, elevating system includes:
the motor is fixedly arranged on the left side of the top surface of the bottom plate;
the left end of the worm is in key connection with the shaft end of the motor, and the right end of the worm is in bearing connection with the inner side face of the right connecting plate;
the bottom ends of the two symmetrically arranged lead screws are connected with the top surface bearing of the bottom plate;
the worm wheel is fixedly sleeved on the screw rod and is in meshed connection with the worm;
the sleeve is fixedly installed on the bottom surface of the bearing plate, the screw rod extends into the sleeve, and the screw rod is in threaded connection with the sleeve.
By adopting the technical scheme, the worm is convenient to rotate, the lead screw is driven to rotate through the worm wheel, and the sleeve drives the bearing plate to move in the vertical direction.
As an optimal technical solution of the present invention, the moving mechanism includes:
the gear is fixedly sleeved on the screw rod and is positioned below the worm wheel;
the bottom surface of the rack is connected with the top surface of the bottom plate in a sliding mode, and the rack is connected with the gear in a meshed mode.
By adopting the technical scheme, the screw rod can conveniently drive the gears to synchronously rotate when rotating, so that the racks can move.
As the utility model discloses a preferred technical scheme, fixture includes:
the connecting rod is fixedly arranged on the outer side surface of the rack;
the bottom surface of the sliding telescopic rod is connected with the bottom surface of the bottom plate in a sliding manner, and the sliding telescopic rod is fixedly arranged at the outer end of the connecting rod;
the two symmetrically arranged through grooves are formed in the bearing plate;
the sliding block is connected with the through groove in a sliding mode, and the sliding telescopic rod fixedly penetrates through the sliding block;
the clamping plate is fixedly installed at the end part of the sliding telescopic rod, and a rubber pad is arranged on the inner side surface of the clamping plate.
By adopting the technical scheme, the sliding telescopic rods are driven to synchronously move through the connecting rods when the racks are convenient to move, so that the clamping plates can clamp and fix the shell, and the stability of the shell is guaranteed.
As an optimal technical solution of the present invention, the elastic mechanism includes:
the fixed telescopic rod is fixedly arranged on the inner side surface of the rack;
the side plate is fixedly arranged at the end part of the fixed telescopic rod;
the spring is sleeved on the outer side of the fixed telescopic rod, and the inner end and the outer end of the spring are fixedly connected with the outer side face of the side plate and the inner side face of the rack respectively;
and the fixed block is fixedly arranged on the top surface of the bottom plate.
By adopting the technical scheme, the gear which is convenient for ensuring to move the rack to the fixed position through the gear can continuously rotate.
Compared with the prior art, the beneficial effects of the utility model are that: the novel automobile inverter shell air tightness testing device can be used for stably, quickly and effectively testing the air tightness of the shell, avoiding manual operation, reducing the labor intensity of workers, realizing automatic operation, improving the working efficiency and the economic benefit, and has strong practicability;
1. after the shell is placed in the placing groove in the top surface of the bearing plate, the worm rotates by starting the motor, the lead screw rotates under the action of the worm wheel, so that the sleeve drives the bearing plate and the shell to move upwards, and the clamping plate synchronously moves upwards under the action of the sliding block and the sliding telescopic rod;
2. the screw rod drives the gear to rotate and rotate the shaft, so that the rack drives the sliding telescopic rod to move inwards through the connecting rod, the clamping plate synchronously moves inwards, when the gear rotates and is meshed with one tooth on the outermost side of the rack, the clamping plate clamps the shell, and meanwhile, the side plate is abutted against the fixed block, so that when the gear continuously rotates, the tooth always kept on the outermost side of the gear and the tooth on the outermost side of the rack are in a meshed state through the action of the spring;
3. after splint are fixed with the casing centre gripping, the lead screw continues to rotate and makes loading board and casing last rebound for the small opening of casing will be plugged up to the elasticity end cap, increases atmospheric pressure in to the casing through the test gas circuit afterwards, and judges through test instrument monitoring atmospheric pressure change value, judges through data, realizes the test to casing gas tightness, need not manual operation, realizes automatic test, improves work efficiency.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention;
FIG. 3 is a schematic view of a partial structure of a main view section of the present invention;
FIG. 4 is a schematic view of a three-dimensional connection structure of the connection plate and the bearing plate of the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 6 is a schematic view of the overlooking connection structure of the worm and the worm wheel of the present invention.
In the figure: 1. a conversion plate; 2. a fixing plate; 3. an elastic plug; 4. a gasket; 5. testing the gas circuit; 6. a connecting plate; 7. a base plate; 8. a carrier plate; 9. a placement groove; 10. a motor; 11. a worm; 12. a screw rod; 13. a worm gear; 14. a sleeve; 15. a gear; 16. a rack; 17. a connecting rod; 18. sliding the telescopic rod; 19. a through groove; 20. a slider; 21. a splint; 22. fixing the telescopic rod; 23. a side plate; 24. a spring; 25. and (5) fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the technical solution of the present invention is: a novel automobile inverter shell air tightness testing device comprises a conversion plate 1, a fixing plate 2 is fixedly arranged on the bottom surface of the conversion plate 1, an elastic plug 3 is fixedly arranged to penetrate through the fixing plate 2, a sealing gasket 4 is arranged on the bottom surface of the elastic plug 3, two symmetrically arranged connecting plates 6 are fixedly arranged on the bottom surface of the fixing plate 2, a bottom plate 7 is fixedly arranged on the bottom surface of the connecting plate 6, a bearing plate 8 is sleeved on the outer side of the connecting plate 6, the bearing plate 8 is connected with the connecting plate 6 in a sliding mode, and a placing groove 9 is formed in the top surface of the bearing plate 8;
3 elastic plugs 3 are arranged, a test gas circuit 5 is arranged in one elastic plug 3, and the test gas circuit 5 is connected with an external gas tightness test instrument, so that a shell leak hole is blocked and then a gas tightness test is rapidly and effectively carried out;
the motor 10 is fixedly arranged on the left side of the top surface of the bottom plate 7, the left end of the worm 11 is in key connection with the shaft end of the motor 10, the right end of the worm 11 is in bearing connection with the inner side surface of the right connecting plate 6, the bottom ends of two symmetrically arranged lead screws 12 are in bearing connection with the top surface of the bottom plate 7, the worm wheel 13 is fixedly sleeved on the lead screws 12, the worm wheel 13 is in meshed connection with the worm 11, the sleeve 14 is fixedly arranged on the bottom surface of the bearing plate 8, the lead screws 12 extend into the sleeve 14 and are in threaded connection with the sleeve 14;
the gear 15 is fixedly sleeved on the screw rod 12, the gear 15 is positioned below the worm wheel 13, the bottom surface of the rack 16 is in sliding connection with the top surface of the bottom plate 7, and the rack 16 is in meshed connection with the gear 15;
the connecting rod 17 is fixedly installed on the outer side surface of the rack 16, the bottom surface of the sliding telescopic rod 18 is in sliding connection with the bottom surface of the bottom plate 7, the sliding telescopic rod 18 is fixedly installed at the outer end of the connecting rod 17, the two through grooves 19 which are symmetrically arranged are formed in the bearing plate 8, the sliding block 20 is in sliding connection with the through grooves 19, the sliding telescopic rod 18 is fixedly arranged to penetrate through the sliding block 20, the clamping plate 21 is fixedly installed at the end part of the sliding telescopic rod 18, the rubber pad is arranged on the inner side surface of the clamping plate 21, and the clamping plate 21 is guaranteed to be driven by the sliding telescopic rod 18 to move in the horizontal direction and in the vertical direction without mutual interference through the action of the sliding block 20 and the through grooves 19;
the fixed telescopic rod 22 is fixedly installed on the inner side surface of the rack 16, the side plate 23 is fixedly installed on the end portion of the fixed telescopic rod 22, the spring 24 is sleeved on the outer side of the fixed telescopic rod 22, the inner end and the outer end of the spring 24 are fixedly connected with the outer side surface of the side plate 23 and the inner side surface of the rack 16 respectively, and the fixed block 25 is fixedly installed on the top surface of the bottom plate 7.
The working principle is as follows: when the bearing plate is used, the shell is placed in the placing groove 9 matched with the shell, then the motor 10 is started to enable the worm 11 to rotate, the worm wheel 13 meshed and connected with the worm 11 drives the screw rod 12 to rotate, and the sleeve 14 in threaded connection with the screw rod 12 drives the bearing plate 8 and the shell to move upwards;
the screw rod 12 rotates and the gear 15 rotates, so that the rack 16 meshed and connected with the gear 15 moves inwards, the connecting rod 17 drives the sliding telescopic rod 18 to move inwards, the two clamping plates 21 move oppositely, when the rotating gear 15 is meshed with one tooth on the outermost side of the rack 16, the clamping plates 21 clamp and fix the shell, meanwhile, the side plates 23 abut against the fixing block 25, when the gear 15 rotates continuously, the spring 24 of the rack 16 is compressed by moving the gear 16 inwards, when the gear 15 is separated from the tooth on the outermost side of the rack 16, the rack 16 is pushed outwards under the action of the spring 24, but the gear 15 rotating continuously is meshed with the tooth on the outermost side of the rack 16 again, so that the rack 16 is fixed at the current position, and the situation that the screw rod 12 can rotate continuously while the clamping and fixing the shell is clamped and fixed by the clamping plates 21 is guaranteed;
when the screw rod 12 continuously rotates after the clamping plate 21 clamps the shell, the bearing plate 8 and the shell continuously move upwards until the elastic plug 3 blocks the leak hole of the shell, at the moment, air pressure can be increased into the shell through the testing air path 5, and meanwhile, the air pressure change value is monitored through a testing instrument, so that judgment is carried out according to data, and the air tightness test of the shell is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel test of automotive inverter casing gas tightness device, includes converter plate (1), its characterized in that still includes:
the fixed plate (2), the said fixed plate (2) is fixedly mounted to the bottom surface of the said change-over panel (1);
the elastic plug (3) is fixedly arranged to penetrate through the fixing plate (2);
the sealing gasket (4) is arranged on the bottom surface of the elastic plug (3);
the two symmetrically arranged connecting plates (6) are fixedly arranged on the bottom surface of the fixed plate (2);
the bottom plate (7), the said bottom plate (7) is fixedly mounted to the bottom surface of the said tie plate (6);
the bearing plate (8) is sleeved on the outer side of the connecting plate (6), and the bearing plate (8) is connected with the connecting plate (6) in a sliding manner;
a placing groove (9), wherein the placing groove (9) is arranged on the top surface of the bearing plate (8);
the lifting mechanism is arranged on the top surface of the bottom plate (7);
the moving mechanism is connected with the lifting mechanism;
the clamping mechanism is connected with the moving mechanism;
and the elastic mechanism is connected with the clamping mechanism.
2. The novel automobile inverter shell airtightness testing device according to claim 1, wherein the number of the elastic plugs (3) is 3, a testing gas circuit (5) is arranged inside one of the elastic plugs (3), and the testing gas circuit (5) is connected with an external airtightness testing instrument.
3. The novel automobile inverter shell airtightness testing device according to claim 2, wherein the lifting mechanism includes:
the motor (10), the said motor (10) is fixedly mounted to the left side of top surface of the said bottom plate (7);
the left end of the worm (11) is in key connection with the shaft end of the motor (10), and the right end of the worm (11) is in bearing connection with the inner side face of the right connecting plate (6);
the bottom ends of the two symmetrically arranged screw rods (12) are connected with the top surface bearing of the bottom plate (7);
the worm wheel (13), the worm wheel (13) is fixedly sleeved on the screw rod (12), and the worm wheel (13) is meshed with the worm (11);
the sleeve (14) is fixedly arranged on the bottom surface of the bearing plate (8), the screw rod (12) extends into the sleeve (14) to be arranged, and the screw rod (12) is in threaded connection with the sleeve (14).
4. The novel automobile inverter shell airtightness testing apparatus according to claim 3, wherein the moving mechanism includes:
the gear (15) is fixedly sleeved on the screw rod (12), and the gear (15) is positioned below the worm wheel (13);
the bottom surface of the rack (16) is connected with the top surface of the bottom plate (7) in a sliding mode, and the rack (16) is connected with the gear (15) in a meshing mode.
5. The novel automobile inverter shell airtightness testing device according to claim 4, wherein the clamping mechanism includes:
the connecting rod (17), the said connecting rod (17) is fixedly mounted to the outboard surface of the said rack (16);
the bottom surface of the sliding telescopic rod (18) is connected with the bottom surface of the bottom plate (7) in a sliding mode, and the sliding telescopic rod (18) is fixedly installed at the outer end of the connecting rod (17);
the two through grooves (19) are symmetrically arranged and are arranged on the bearing plate (8);
the sliding block (20) is connected with the through groove (19) in a sliding mode, and the sliding telescopic rod (18) fixedly penetrates through the sliding block (20);
the clamping plate (21) is fixedly arranged at the end part of the sliding telescopic rod (18), and a rubber pad is arranged on the inner side surface of the clamping plate (21).
6. The novel automobile inverter shell airtightness testing device according to claim 5, wherein the elastic mechanism includes:
the fixed telescopic rod (22), the fixed telescopic rod (22) is fixedly installed on the inner side surface of the rack (16);
the side plate (23), the side plate (23) is fixedly arranged at the end part of the fixed telescopic rod (22);
the spring (24) is sleeved outside the fixed telescopic rod (22), and the inner end and the outer end of the spring (24) are respectively fixedly connected with the outer side surface of the side plate (23) and the inner side surface of the rack (16);
and the fixing block (25) is fixedly arranged on the top surface of the bottom plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221826743.0U CN218035554U (en) | 2022-07-16 | 2022-07-16 | Novel automobile inverter shell air tightness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221826743.0U CN218035554U (en) | 2022-07-16 | 2022-07-16 | Novel automobile inverter shell air tightness testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218035554U true CN218035554U (en) | 2022-12-13 |
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ID=84381538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221826743.0U Active CN218035554U (en) | 2022-07-16 | 2022-07-16 | Novel automobile inverter shell air tightness testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218035554U (en) |
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2022
- 2022-07-16 CN CN202221826743.0U patent/CN218035554U/en active Active
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