CN213452721U - Shock-absorbing device of alternating current power frequency voltage withstand instrument - Google Patents
Shock-absorbing device of alternating current power frequency voltage withstand instrument Download PDFInfo
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- CN213452721U CN213452721U CN202022489487.8U CN202022489487U CN213452721U CN 213452721 U CN213452721 U CN 213452721U CN 202022489487 U CN202022489487 U CN 202022489487U CN 213452721 U CN213452721 U CN 213452721U
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Abstract
The utility model relates to a withstand voltage appearance shock attenuation technical field just discloses a damping device of withstand voltage appearance of alternating current power frequency, which comprises a bod, the shock attenuation seat of the bottom installation of organism, the cavity has been seted up to the inside of shock attenuation seat, the top fixedly connected with stand pipe of cavity inner wall, the inner wall sliding connection of stand pipe has the gag lever post, the bottom fixedly connected with connecting piece of gag lever post, the surface of connecting piece is seted up flutedly, the inner wall fixedly connected with round bar of recess, the surface rotation of round bar is connected with buffer. This damping device of withstand voltage appearance of alternating current power frequency through setting up the pressure spring, alleviates the influence of jolting and causing withstand voltage appearance inside, recycles rocking that the spring produced when damping to the pressure spring and cushions, reduces the sense of jolting at the at utmost, can promote in multiple highway section, has alleviateed transport personnel's burden, damages the inside circuit part of withstand voltage appearance when avoiding jolting, has increased the life of withstand voltage appearance.
Description
Technical Field
The utility model relates to a withstand voltage appearance shock attenuation technical field specifically is a damping device of withstand voltage appearance of alternating current power frequency.
Background
The industrial frequency voltage withstand instrument is a voltage withstand test device designed according to the latest national power standard, and is used for performing insulation strength tests on various electric products, electric elements, insulating materials and the like under specified voltage so as to check the insulation level of the products, find the insulation defects of a tested product and measure the overvoltage capacity.
In order to conveniently move the pressure resistance instrument to carry out pressure resistance tests everywhere, universal wheels are installed at the bottom of most of the pressure resistance instruments to reduce the burden of a carrier, but the pressure resistance instruments are difficult to avoid being affected by road conditions to generate jolt when moving due to different road conditions in various places, and the universal wheels cannot achieve the damping effect, so that the jolt generated when moving the pressure resistance instruments easily damages internal circuit parts of the pressure resistance instruments, great inconvenience is caused to later testing personnel, and if the problems are not found in time, the lives of the testing personnel can be threatened.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a damping device of withstand voltage appearance of alternating current power frequency possesses and carries out absorbing advantage to withstand voltage appearance, when having solved the withstand voltage appearance of removal, produces the easy problem of damaging to the inner circuit part of withstand voltage appearance of jolting.
The utility model provides a following technical scheme: a shock absorption device of an alternating current power frequency withstand voltage instrument comprises an instrument body, a shock absorption seat is installed at the bottom of the instrument body, a cavity is formed in the shock absorption seat, a guide pipe is fixedly connected to the top of the inner wall of the cavity, a limiting rod is slidably connected to the inner wall of the guide pipe, a connecting piece is fixedly connected to the bottom of the limiting rod, a groove is formed in the surface of the connecting piece, a round rod is fixedly connected to the inner wall of the groove, a buffer device is rotatably connected to the surface of the round rod, a connecting seat is rotatably connected to the bottom of the buffer device and fixedly connected to the bottom of the inner wall of the cavity, a supporting rod is fixedly connected to the lower surface of the connecting piece, the bottom of the supporting rod penetrates through the shock absorption seat and is fixedly connected to the top of a universal wheel, one side of the inner wall of the cavity is rotatably, the worm is meshed with the outer edge of the worm wheel.
Preferably, buffer, including the cylinder, the spout has been seted up at the cylinder top, the circular slot has been seted up to the bottom of spout inner wall, the inner wall sliding connection of circular slot has the sliding tray, fixed surface is connected with the square pole on the sliding tray, the square pole rotates the surface of connecting at the round pole, the buffering spring has been cup jointed on the surface of round pole, the both ends of buffering spring respectively with the upper surface of sliding tray and the top fixed connection of circular slot inner wall, the cylindrical bottom fixedly connected with pendulum rod of telling, the surface and the connecting seat of pendulum rod rotate to be connected.
Preferably, the surface of the supporting rod is respectively sleeved with a pressure spring and a spring, and the pressure spring and the spring are respectively positioned at the bottom of the damping seat and the bottom of the inner wall of the cavity.
Preferably, the surface of the guide pipe is provided with threads, and the worm wheel threads are sleeved on the surface of the guide pipe.
Preferably, four buffering devices are uniformly distributed around each connecting piece.
Preferably, the number of the worm wheels is four, and the four worm wheels are all meshed with the worm.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this damping device of withstand voltage appearance of alternating current power frequency through setting up the pressure spring, alleviates the influence of jolting and causing withstand voltage appearance inside, recycles rocking that the spring produced when damping to the pressure spring and cushions, reduces the sense of jolting at the at utmost, can promote in multiple highway section, has alleviateed transport personnel's burden, damages the inside circuit part of withstand voltage appearance when avoiding jolting, has increased the life of withstand voltage appearance.
2. This damping device of withstand voltage appearance of alternating current power frequency makes the mounting rotate through utilizing the worm wheel, can adjust the shock attenuation effect of withstand voltage appearance, and at withstand voltage appearance during operation, rotate the carousel and reduce the effect that will increase of withstand voltage appearance, can make withstand voltage appearance firm, prevent that the rocking that withstand voltage appearance during operation produced from influencing withstand voltage test's the degree of accuracy.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the connecting seat of the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.
In the figure: 1. a body; 2. a shock absorbing seat; 3. a cavity; 4. a guide tube; 5. a limiting rod; 6. a connecting member; 7. a groove; 8. a round bar; 9. a buffer device; 10. a connecting seat; 11. a strut; 12. a worm; 13. a turntable; 14. a worm gear; 15. a pressure spring; 16. a spring; 17. a universal wheel; 901. a cylinder; 902. a chute; 903. a circular groove; 904. a slide plate; 905. a square bar; 906. a buffer spring; 907. a swing link.
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. 1-4, a shock absorber of an ac power frequency voltage withstand tester comprises a machine body 1, a shock absorbing seat 2 installed at the bottom of the machine body 1, wherein the shock absorbing seat 2 is used for reducing the damage of road bumping to internal circuit parts of the voltage withstand tester when the voltage withstand tester is pushed, a cavity 3 is formed in the shock absorbing seat 2, a guide pipe 4 is fixedly connected to the top of the inner wall of the cavity 3, threads are arranged on the surface of the guide pipe 4, a worm wheel 14 is sleeved on the surface of the guide pipe 4, the worm wheel 14 rotates on the guide pipe 4 to move up and down to adjust the shock absorbing degree, a limit rod 5 is slidably connected to the inner wall of the guide pipe 4, the guide pipe 4 is used for limiting the shaking direction of the limit rod 5, so as to avoid that after the support rod 11 is deflected by the bumping sense, the universal wheel 17 is influenced by force to aggravate shaking, connecting pieces 6 are fixedly connected to the bottom of the limit rod, utilize four buffer devices 9 to limit connecting piece 6, carry out secondary buffering to the vibrations of branch 11 through connecting piece 6, reduce the influence of jolting to the utmost extent, connecting piece 6's surface is seted up recess 7, the inner wall of recess 7 is fixedly connected with round bar 8, the surface of round bar 8 rotates and is connected with buffer device 9, including cylinder 901, cylinder 901 top is seted up spout 902, spout 902's bottom is seted up circular slot 903, the inner wall sliding connection of circular slot 903 has slide plate 904, slide plate 904 upper surface fixed connection has square bar 905, square bar 905 rotates and connects on the surface of round bar 8, buffer spring 906 has been cup jointed on the surface of square bar 905, the both ends of buffer spring 906 respectively with slide plate 904's upper surface and the top fixed connection of circular slot 903 inner wall, cylinder 901's bottom fixed connection has pendulum rod 907, the surface of pendulum rod 907 rotates and is connected with connecting seat 10, the shaking of the strut 11 when bumped by the universal wheel 17 can be reduced to a certain degree by arranging the buffer device 9, the strut 11 is prevented from driving the machine body 1 to shake, the bottom of the buffer device 9 is rotatably connected with the connecting seat 10, the connecting seat 10 is fixedly connected with the bottom of the inner wall of the cavity 3, the lower surface of the connecting piece 6 is fixedly connected with the strut 11, the surface of the strut 11 is respectively sleeved with the pressure spring 15 and the spring 16, the pressure spring 15 and the spring 16 are respectively positioned at the bottom of the shock absorption seat 2 and the bottom of the inner wall of the cavity 3, the shaking feeling of the bumping is reduced by arranging the pressure spring 15, the spring 16 is utilized to buffer the shaking feeling, the influence of the bumping on the pressure resistance instrument is reduced, the bottom of the strut 11 penetrates through the shock absorption seat 2 and is fixedly connected with the top of the universal wheel 17, one side of the inner wall of the cavity 3 is, the outer edges of the worm 12 and the worm wheels 14 are meshed, the number of the worm wheels 14 is four, the four worm wheels 14 are meshed with the worm 12, the four worm wheels 14 rotate simultaneously by rotating the worm 12, the damping degree is adjusted, and the pressure resistance instrument can be stable and firm in working.
When the pressure resistance instrument works, when the pressure resistance instrument is pushed to pass through a bumpy road section, the universal wheel 17 is bumpy and vibrated, the pressure spring 15 is bumped by the universal wheel 17, the elastic pressure and the unloading force are released to reduce the vibration, then the vibration is transmitted to the supporting rod 11 through the universal wheel 17, after the supporting rod 11 is vibrated, the vibration is buffered and reduced for the first time through the spring 16 at the bottom of the connecting piece 6, then the supporting rod 11 is limited by the guide pipe 4 through limiting the swinging direction of the limiting rod 5, then the buffer device 9 performs secondary buffering on the supporting rod 11 which is rocked up and down after the limiting through the connecting piece 6, so that the vibration is reduced to the minimum, when the pressure resistance instrument is used, the rotating disc 13 is rotated to rotate the worm 12 and then drive the worm wheel 14, because the inner wall of the worm wheel 14 is rotatably connected with the guide pipe 4, the worm wheel 14 can move downwards until the connecting piece 6 is, the connecting piece 6 is clamped, so that the aim of adjusting the damping degree is fulfilled.
In conclusion, the pressure spring 15 is arranged, so that the influence of jolting on the interior of the pressure resistance instrument is reduced, the jolting generated when the pressure spring 15 damps is buffered by the aid of the spring 16, the jolting sense is reduced to the maximum extent, the pressure resistance instrument can be pushed in various road sections, the burden of a carrying person is reduced, circuit parts in the pressure resistance instrument are prevented from being damaged during jolting, and the service life of the pressure resistance instrument is prolonged; through utilizing worm wheel 14 to make the mounting rotate, can adjust the shock attenuation effect of withstand voltage appearance, at withstand voltage appearance during operation, rotate carousel 13 and reduce the effect that will increase of withstand voltage appearance, can make withstand voltage appearance firm, prevent that the rocking that withstand voltage appearance during operation produced from influencing withstand voltage test's the degree of accuracy, when having solved removal withstand voltage appearance, produce jolt and produce the problem of damaging to the inner circuit part of withstand voltage appearance easily.
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 damping device of withstand voltage appearance of interchange power frequency, includes organism (1), its characterized in that: the shock absorption device is characterized in that the shock absorption seat (2) is installed at the bottom of the machine body (1), a cavity (3) is formed in the shock absorption seat (2), a guide pipe (4) is fixedly connected to the top of the inner wall of the cavity (3), a limiting rod (5) is slidably connected to the inner wall of the guide pipe (4), a connecting piece (6) is fixedly connected to the bottom of the limiting rod (5), a groove (7) is formed in the surface of the connecting piece (6), a round rod (8) is fixedly connected to the inner wall of the groove (7), a buffer device (9) is rotatably connected to the surface of the round rod (8), a connecting seat (10) is rotatably connected to the bottom of the buffer device (9), the connecting seat (10) is fixedly connected to the bottom of the inner wall of the cavity (3), a supporting rod (11) is fixedly connected to the lower surface of the connecting piece (6), and the bottom of the supporting rod (11), one side of the inner wall of the cavity (3) is rotatably connected with one end of a worm (12), the other end of the worm (12) penetrates through the damping seat (2) and is fixedly connected with the side face of the rotary disc (13), and the worm (12) is meshed with the outer edge of the worm wheel (14).
2. The shock-absorbing device of an alternating current power frequency withstand voltage instrument according to claim 1, wherein: buffer (9), including cylinder (901), spout (902) have been seted up at cylinder (901) top, circular slot (903) have been seted up to the bottom of spout (902) inner wall, the inner wall sliding connection of circular slot (903) has sliding plate (904), sliding plate (904) upper surface fixed connection has square pole (905), square pole (905) rotate to be connected on the surface of circular pole (8), buffering spring (906) have been cup jointed on the surface of square pole (905), the both ends of buffering spring (906) respectively with the upper surface of sliding plate (904) and the top fixed connection of circular slot (903) inner wall, the bottom fixed connection of the cylinder (901) of telling has pendulum rod (907), the surface and connecting seat (10) of pendulum rod (907) rotate to be connected.
3. The shock-absorbing device of an alternating current power frequency withstand voltage instrument according to claim 1, wherein: the surface of the supporting rod (11) is respectively sleeved with a pressure spring (15) and a spring (16), and the pressure spring (15) and the spring (16) are respectively positioned at the bottom of the shock absorption seat (2) and the bottom of the inner wall of the cavity (3).
4. The shock-absorbing device of an alternating current power frequency withstand voltage instrument according to claim 1, wherein: the surface of the guide pipe (4) is provided with threads, and the worm wheel (14) is sleeved on the surface of the guide pipe (4) in a threaded manner.
5. The shock-absorbing device of an alternating current power frequency withstand voltage instrument according to claim 1, wherein: four buffer devices (9) are uniformly distributed around each connecting piece (6).
6. The shock-absorbing device of an alternating current power frequency withstand voltage instrument according to claim 1, wherein: the number of the worm wheels (14) is four, and the four worm wheels (14) are all meshed with the worm (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489487.8U CN213452721U (en) | 2020-11-02 | 2020-11-02 | Shock-absorbing device of alternating current power frequency voltage withstand instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489487.8U CN213452721U (en) | 2020-11-02 | 2020-11-02 | Shock-absorbing device of alternating current power frequency voltage withstand instrument |
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| Publication Number | Publication Date |
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| CN213452721U true CN213452721U (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022489487.8U Active CN213452721U (en) | 2020-11-02 | 2020-11-02 | Shock-absorbing device of alternating current power frequency voltage withstand instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356281A (en) * | 2021-06-22 | 2021-09-07 | 中青建安建设集团有限公司 | Assembled building damper |
| CN114249206A (en) * | 2021-11-25 | 2022-03-29 | 贵州中航电梯有限责任公司 | Elevator fag end damping device |
-
2020
- 2020-11-02 CN CN202022489487.8U patent/CN213452721U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356281A (en) * | 2021-06-22 | 2021-09-07 | 中青建安建设集团有限公司 | Assembled building damper |
| CN114249206A (en) * | 2021-11-25 | 2022-03-29 | 贵州中航电梯有限责任公司 | Elevator fag end damping device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 1, 1st Floor, Building 2, No. 125, Wuke West Fifth Road, Wuhou District, Chengdu City, Sichuan Province, 610045 Patentee after: Wolin Energy Group Co.,Ltd. Address before: No.1, 1st floor, building 2, No.125, Wuke West 5th Road, Wuhou District, Chengdu, Sichuan 610000 Patentee before: Sichuan Wolin Xinyuan Industrial Co.,Ltd. |
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| CP03 | Change of name, title or address |