CN114828528B - High-voltage frequency converter convenient to overhaul - Google Patents
High-voltage frequency converter convenient to overhaul Download PDFInfo
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- CN114828528B CN114828528B CN202210664752.2A CN202210664752A CN114828528B CN 114828528 B CN114828528 B CN 114828528B CN 202210664752 A CN202210664752 A CN 202210664752A CN 114828528 B CN114828528 B CN 114828528B
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- 230000000670 limiting effect Effects 0.000 claims abstract description 44
- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 15
- 239000011159 matrix material Substances 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 8
- 230000003139 buffering effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Abstract
The invention relates to the technical field of frequency converters, in particular to a high-voltage frequency converter convenient to overhaul, which comprises a frequency converter cabinet body, wherein a protective structure is connected to the frequency converter cabinet body, a moving structure is connected to the frequency converter cabinet body, a locking structure is connected to the moving structure, a placing structure is connected to the moving structure, a rotating structure is connected to the placing structure, and a limiting structure is connected to the placing structure; the protective structure can play a certain protective role for internal elements of the frequency converter cabinet, the mobile structure is convenient for pulling out the internal elements of the frequency converter cabinet when the internal elements of the frequency converter cabinet are overhauled, so that the internal elements of the frequency converter cabinet are wider, the locking structure plays a limiting role in the mobile structure during propulsion, the placement structure is convenient for placement and rotation of the elements, the placement structure is more stable in rotation under the cooperation of the rotation structure, the rotation structure can be prevented from rotating randomly through the limiting structure, and the limiting role is played.
Description
Technical Field
The invention relates to the technical field of frequency converters, in particular to a high-voltage frequency converter convenient to overhaul.
Background
The frequency converter is the electric energy control device that utilizes power semiconductor device's break-make effect to change power frequency power supply into another frequency, and the frequency converter need carry out the periodic overhaul in the use to guarantee the normal work of frequency converter, for the ease of maintenance to the frequency converter, just need a convenient high-voltage inverter who overhauls.
The inside space of present converter cabinet is comparatively narrow and small, and the converter cabinet of intermediate position is especially, overhauls the in-process, is not convenient for clear up converter internal element, and converter cabinet internal element is not convenient for enough whole roll-off, and it is comparatively troublesome to take out the clearance with single component of converter, and the line between the converter component is more.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a high-voltage frequency converter which is convenient to overhaul.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-voltage frequency converter convenient to overhaul comprises a frequency converter cabinet body, wherein a protection structure used for protecting elements inside the frequency converter cabinet body is connected onto the frequency converter cabinet body, a moving structure convenient to move and overhaul the elements inside the frequency converter cabinet body is connected onto the frequency converter cabinet body, a locking structure used for limiting movement is connected onto the moving structure, a placing structure convenient to place the elements inside the frequency converter cabinet body is connected onto the moving structure, a rotating structure convenient to place the structure to rotate is connected onto the placing structure, and a limiting structure used for limiting is connected onto the placing structure;
the utility model discloses a frequency converter cabinet, including the frequency converter cabinet body, the removal structure includes the gas vaulting pole, a pair of gas vaulting pole is installed to the bottom of the frequency converter cabinet body, and is a pair of the flexible end fixedly connected with slip strip of gas vaulting pole, the top fixedly connected with backup pad of slip strip, the backup pad deviates from the one end rotation of slip strip and is connected with a pair of gyro wheel, the gyro wheel passes through spout and frequency converter cabinet body roll connection, the frequency converter cabinet body is close to in the one end fixedly connected with rubber pad of slip strip, the slip strip can be contradicted with the rubber pad, a pair of removal wheel of bottom fixedly connected with of slip strip, the slip strip is the stairstepping structure, the one end that the rubber pad was installed to the frequency converter cabinet body also is the stairstepping structure.
Specifically, protective structure includes the supporting legs, the bottom fixedly connected with two pairs of supporting legs of the converter cabinet body, the back of the converter cabinet body rotates and is connected with the cabinet door.
Specifically, the locking structure includes the locking lever, the equal sliding connection in inside both ends of slide bar has the locking lever, it has the second spring to contradict between locking lever and the slide bar, locking lever accessible locking groove and the conflict of the converter cabinet body, the converter cabinet body is close to the lateral wall in rubber pad one end and is equipped with a pair of locking groove, the one end of locking lever is rotated and is connected with the pull rod, the inside rotation of slide bar is connected with the lead screw, lead screw threaded connection has the control block, and is a pair of the pull rod rotates with the one end of control block respectively and is connected, the one end of locking lever is the inclined plane form, the locking groove is the rectangle.
Specifically, place the structure and include the pivot, fixedly connected with pivot in the backup pad, the pivot is rotated and is connected with the rolling disc, fixedly connected with support frame on the rolling disc, a plurality of boards of placing of fixedly connected with on the support frame, the support frame is cubic frame column structure, it is equipped with the bar groove to place on the board.
Specifically, limit structure includes the ball, sliding connection has a pair of ball in the pivot, it has first spring to contradict between ball and the pivot, ball accessible spacing groove and rolling disc are contradicted, the interior rampart of rolling disc is equipped with a plurality of spacing grooves, the spacing groove is half spherical structure, and is a plurality of the spacing groove is the annular matrix and arranges.
Specifically, the rotating structure comprises supporting blocks, two pairs of supporting blocks are fixedly connected to the lower surface of the rotating disc, the bottom ends of the supporting blocks are rotatably connected with rotating wheels, the bottom ends of the rotating wheels are abutted to the upper surface of the supporting plate, and the two pairs of supporting blocks are arranged in an annular matrix.
The invention has the beneficial effects that:
(1) The invention relates to a high-voltage frequency converter convenient to overhaul, wherein a frequency converter cabinet body is connected with a protection structure for protecting elements inside the frequency converter cabinet body, the frequency converter cabinet body is connected with a moving structure convenient to move and overhaul the elements inside the frequency converter cabinet body, the moving structure is connected with a locking structure for limiting movement, the protection structure can play a certain protection role on the elements inside the frequency converter cabinet body, the moving structure is convenient to pull out the elements inside the frequency converter cabinet body when the elements inside the frequency converter cabinet body are overhauled, so that the high-voltage frequency converter is wider, and when the high-voltage frequency converter is pushed, the locking structure plays a limiting role on the moving structure, namely: when needing to overhaul converter cabinet body inside, open the cabinet door at converter cabinet body back through the back key, the supporting legs plays the supporting role to the converter cabinet body, make converter cabinet body bottom keep away from ground, avoid the ground ponding, after opening the cabinet door, when needing to overhaul comprehensively, rotate the lead screw through the spanner, the lead screw will rotate, the lead screw will drive the control block and move along the lead screw, thereby drive the pull rod motion, make the contained angle between pull rod and the lead screw diminish, under the promotion of second spring, make the locking lever enter into the inside of slide bar, thereby make the inclined plane end and the rectangle locking groove of locking lever break away from, thereby alright pull out the slide bar, outwards stimulate the slide bar, under the effect of removal wheel, make the motion of slide bar more convenient, the flexible end of air stay bar will extend, the air stay bar has certain resistance, thereby avoid the moving speed of slide bar to be too fast, the slide bar will separate with the rubber pad, the rubber pad can play certain buffering and the cushioning effect when the slide bar withdraws, the slide bar will drive the backup pad outwards, the gyro wheel at backup pad both ends along the smooth roll-off of the support frame, thereby make the inside of the converter cabinet body carry out the component of slide-out and carry out, thereby be convenient for overhaul, thereby the support frame, thereby.
(2) According to the high-voltage frequency converter convenient to overhaul, the mobile structure is connected with the placing structure convenient to place elements inside the frequency converter cabinet body, the placing structure is connected with the rotating structure convenient to place the structure to rotate, and the placing structure is convenient to place and rotate the elements, so that the visual angle is clearer, and the rotating structure is more stable in rotating under the matching of the rotating structure, namely: the rotation support frame, the support frame will drive the rolling disc and rotate around the pivot to the drive is placed the component of placing on the board and is rotated, thereby is convenient for overhaul the component through different angles, is equipped with the bar groove on placing the board, plays the radiating effect, increases the circulation of air, and the rolling disc rotates, will drive the supporting shoe and rotate, makes the radial rolling wheel of perpendicular to rolling disc rotate and rolls in the backup pad, from the more stable of rotation that makes the rolling disc.
(3) According to the high-voltage frequency converter convenient to overhaul, the placing structure is connected with the limiting structure for limiting, the limiting structure can prevent the rotating structure from rotating randomly, and a limiting effect is achieved, namely: when the rolling disc rotates, the limiting grooves arranged in the annular matrix are driven to rotate, the balls can enter different limiting grooves under the pushing of the first spring, and therefore when the balls enter the limiting grooves, certain limiting effect can be achieved, random rotation of the rolling disc is avoided, and the supporting frame and the rolling disc rotate when elements are overhauled to influence overhauling efficiency.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic diagram of an overall structure of a high-voltage inverter according to a preferred embodiment of the present invention, which is convenient for maintenance;
FIG. 2 is an enlarged view of the part A shown in FIG. 1;
FIG. 3 is a schematic view of the connection structure of the rotary disk and the rotary shaft according to the present invention;
FIG. 4 is an enlarged view of the part B shown in FIG. 3;
FIG. 5 is a schematic view of the connection structure of the slide bar and the lock lever according to the present invention;
fig. 6 is a schematic view of a connection structure of the frequency converter cabinet body and the locking groove of the invention.
In the figure: 1. a frequency converter cabinet body; 2. a protective structure; 201. supporting legs; 202. a cabinet door; 3. a moving structure; 301. a slide bar; 302. a support plate; 303. a gas strut; 304. a roller; 305. a rubber pad; 306. a chute; 307. a moving wheel; 4. a placement structure; 401. a support frame; 402. rotating the disc; 403. placing a plate; 404. a rotating shaft; 5. a rotating structure; 501. a support block; 502. a rotating wheel; 6. a limiting structure; 601. a ball bearing; 602. a first spring; 603. a limiting groove; 7. a locking structure; 701. a locking lever; 702. a second spring; 703. a pull rod; 704. a control block; 705. a screw rod; 706. and locking the grooves.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
As shown in fig. 1-6, the high-voltage frequency converter convenient for maintenance according to the present invention includes a frequency converter cabinet 1, wherein the frequency converter cabinet 1 is connected with a protection structure 2 for protecting components inside the frequency converter cabinet 1, the frequency converter cabinet 1 is connected with a moving structure 3 for moving and maintaining components inside the frequency converter cabinet 1, the moving structure 3 is connected with a locking structure 7 for limiting movement, the moving structure 3 is connected with a placing structure 4 for placing components inside the frequency converter cabinet 1, the placing structure 4 is connected with a rotating structure 5 for rotating the placing structure 4, and the placing structure 4 is connected with a limiting structure 6 for limiting movement;
the movable structure 3 comprises a pair of gas struts 303, a pair of gas struts 303 is installed at the bottom end of the frequency converter cabinet body 1, a pair of sliding bars 301 are fixedly connected to telescopic ends of the gas struts 303, a supporting plate 302 is fixedly connected to the top end of the sliding bars 301, a pair of rollers 304 is rotatably connected to one end, away from the sliding bars 301, of the supporting plate 302, the rollers 304 are in rolling connection with the frequency converter cabinet body 1 through sliding grooves 306, a rubber pad 305 is fixedly connected to one end, close to the sliding bars 301, of the frequency converter cabinet body 1, the sliding bars 301 can abut against the rubber pad 305, a pair of movable wheels 307 is fixedly connected to the bottom end of the sliding bars 301, the sliding bars 301 are in a stepped structure, and one end, provided with the rubber pad 305, of the frequency converter cabinet body 1 is also in a stepped structure; outwards pulling slide bar 301, under the effect of removing wheel 307, it is more convenient to make the motion of slide bar 301, the flexible end of gas vaulting pole 303 will extend, gas vaulting pole 303 has certain resistance, thereby avoid slide bar 301's velocity of motion too fast, slide bar 301 will separate with rubber pad 305, rubber pad 305 can play certain buffering and cushioning effect when slide bar 301 withdraws, slide bar 301 will drive backup pad 302 outwards movement, the gyro wheel 304 at backup pad 302 both ends will roll along spout 306, thereby make the steady roll-off of backup pad 302, thereby drive the component roll-off of placing on support frame 401 and the support frame 401, thereby be convenient for overhaul the component of the internal portion of the converter cabinet 1.
Specifically, the protective structure 2 comprises supporting legs 201, two pairs of supporting legs 201 are fixedly connected to the bottom end of the frequency converter cabinet body 1, and a cabinet door 202 is rotatably connected to the back of the frequency converter cabinet body 1; when needs overhaul the inside of the converter cabinet body 1, open the cabinet door 202 at the 1 back of the converter cabinet body through the back key, supporting legs 201 plays the supporting role to the converter cabinet body 1, makes the 1 bottom of the converter cabinet body keep away from ground, avoids the surface ponding.
Specifically, the locking structure 7 includes a locking rod 701, two ends of the inside of the sliding bar 301 are both slidably connected with the locking rod 701, a second spring 702 is abutted between the locking rod 701 and the sliding bar 301, the locking rod 701 can be abutted with the inverter cabinet body 1 through locking grooves 706, a pair of locking grooves 706 is arranged on the side wall of one end of the inverter cabinet body 1 close to the rubber pad 305, one end of the locking rod 701 is rotatably connected with a pull rod 703, the inside of the sliding bar 301 is rotatably connected with a lead screw 705, the lead screw 705 is in threaded connection with a control block 704, the pair of pull rods 703 are respectively rotatably connected with one end of the control block 704, one end of the locking rod 701 is in a slant shape, and the locking grooves 706 are in a rectangular shape; after the cabinet door 202 is opened, when the comprehensive maintenance is needed, the screw rod 705 is rotated by a wrench, the screw rod 705 rotates, the screw rod 705 drives the control block 704 to move along the screw rod 705, so that the pull rod 703 is driven to move, an included angle between the pull rod 703 and the screw rod 705 is reduced, the locking rod 701 enters the inside of the sliding strip 301 under the pushing of the second spring 702, and the inclined plane end of the locking rod 701 is separated from the rectangular locking groove 706, so that the sliding strip 301 can be pulled out.
Specifically, the placing structure 4 includes a rotating shaft 404, the rotating shaft 404 is fixedly connected to the supporting plate 302, the rotating shaft 404 is rotatably connected to a rotating disc 402, a supporting frame 401 is fixedly connected to the rotating disc 402, a plurality of placing plates 403 are fixedly connected to the supporting frame 401, the supporting frame 401 is in a cubic frame-shaped structure, and strip-shaped grooves are formed in the placing plates 403; support frame 401 rotates, and support frame 401 will drive rolling disc 402 and rotate around pivot 404 to the drive is placed the component rotation of placing on the board 403, thereby is convenient for overhaul the component through different angles, places and is equipped with the bar groove on the board 403, plays the radiating effect, increases the circulation of air.
Specifically, the limiting structure 6 includes a ball 601, the rotating shaft 404 is slidably connected with a pair of balls 601, a first spring 602 is abutted between the ball 601 and the rotating shaft 404, the ball 601 can be abutted with the rotating disc 402 through a limiting groove 603, an inner annular wall of the rotating disc 402 is provided with a plurality of limiting grooves 603, the limiting grooves 603 are of a hemispherical structure, and the plurality of limiting grooves 603 are arranged in an annular matrix; when the rotating disc 402 rotates, the limiting grooves 603 arranged in the annular matrix are driven to rotate, the balls 601 can enter different limiting grooves 603 under the pushing of the first spring 602, and therefore when the balls 601 enter the limiting grooves 603, certain limiting effect can be achieved, random rotation of the rotating disc 402 is avoided, and the supporting frame 401 and the rotating disc 402 rotate when elements are overhauled, so that the overhauling efficiency is influenced.
Specifically, the rotating structure 5 includes support blocks 501, two pairs of support blocks 501 are fixedly connected to the lower surface of the rotating disc 402, a rotating wheel 502 is rotatably connected to the bottom end of each support block 501, the bottom end of the rotating wheel 502 is abutted against the upper surface of the support plate 302, and the two pairs of support blocks 501 are arranged in an annular matrix; the rotating disc 402 rotates to drive the supporting block 501 to rotate, so that the rotating wheel 502 perpendicular to the radius of the rotating disc 402 rotates to roll on the supporting plate 302, thereby making the rotation of the rotating disc 402 more stable.
When the invention is used, firstly, when the inside of the frequency converter cabinet body 1 needs to be overhauled, the cabinet door 202 at the back of the frequency converter cabinet body 1 is opened through the back key, the supporting feet 201 support the frequency converter cabinet body 1, so that the bottom end of the frequency converter cabinet body 1 is far away from the ground, the water accumulation on the ground is avoided, after the cabinet door 202 is opened, when the comprehensive overhaul needs to be carried out, the screw rod 705 is rotated through the wrench, the screw rod 705 rotates, the screw rod 705 drives the control block 704 to move along the screw rod 705, so as to drive the pull rod 703 to move, so that the included angle between the pull rod 703 and the screw rod 705 is reduced, under the push of the second spring 702, the locking rod 701 enters the inside of the sliding strip 301, so that the inclined plane end of the locking rod 701 is separated from the rectangular locking groove 706, so that the sliding strip 301 can be pulled out, the sliding strip 301 is pulled outwards, and the movement of the sliding strip 301 is more convenient under the action of the moving wheel 307, the telescopic end of the gas strut 303 extends, the gas strut 303 has a certain resistance, thereby preventing the too fast movement speed of the sliding strip 301, the sliding strip 301 will be separated from the rubber pad 305, the rubber pad 305 can play a certain role of buffering and shock absorption when the sliding strip 301 is retracted, the sliding strip 301 will drive the support plate 302 to move outwards, the rollers 304 at the two ends of the support plate 302 will roll along the sliding grooves 306, thereby enabling the support plate 302 to slide out stably, thereby driving the support frame 401 and the components placed on the support frame 401 to slide out, thereby facilitating the maintenance of the components inside the inverter cabinet 1, the support frame 401 is rotated, the support frame 401 will drive the rotating disc 402 to rotate around the rotating shaft 404, thereby driving the components placed on the placing plate to rotate, thereby facilitating the maintenance of the components through different angles, the strip-shaped grooves 403 are arranged on the placing plate 403, playing a role of heat dissipation and increasing the circulation of air, the rotating disc 402 rotates to drive the supporting block 501 to rotate, so that the rotating wheel 502 perpendicular to the radius of the rotating disc 402 rotates to roll on the supporting plate 302, the rotating disc 402 can rotate more stably, when the rotating disc 402 rotates, the limiting grooves 603 arranged in an annular matrix are driven to rotate, the balls 601 can enter different limiting grooves 603 under the pushing of the first spring 602, and therefore when the balls 601 enter the limiting grooves 603, a certain limiting effect can be achieved, random rotation of the rotating disc 402 is avoided, the situation that when elements are overhauled, the efficiency of overhauling is affected due to the rotation of the supporting frame 401 and the rotating disc 402 is avoided, after overhauling is completed, the sliding strip 301 can be pushed into the inside of the frequency converter cabinet body 1, the screw rod 705 is rotated, pulling-out of the sliding strip 301 is limited, and the cabinet door 202 is closed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (5)
1. The high-voltage frequency converter convenient to overhaul is characterized by comprising a frequency converter cabinet body (1), wherein a protective structure (2) used for protecting elements inside the frequency converter cabinet body (1) is connected to the frequency converter cabinet body (1), a moving structure (3) convenient for moving and overhauling the elements inside the frequency converter cabinet body (1) is connected to the frequency converter cabinet body (1), a locking structure (7) used for limiting movement is connected to the moving structure (3), a placing structure (4) convenient for placing the elements inside the frequency converter cabinet body (1) is connected to the moving structure (3), a rotating structure (5) convenient for the placing structure (4) to rotate is connected to the placing structure (4), and a limiting structure (6) used for limiting is connected to the placing structure (4);
the movable structure (3) comprises a pair of air supporting rods (303), a pair of air supporting rods (303) is installed at the bottom end of the frequency converter cabinet body (1), a sliding strip (301) is fixedly connected to the telescopic end of the pair of air supporting rods (303), a supporting plate (302) is fixedly connected to the top end of the sliding strip (301), a pair of idler wheels (304) is rotatably connected to one end, deviating from the sliding strip (301), of the supporting plate (302), the idler wheels (304) are in rolling connection with the frequency converter cabinet body (1) through sliding grooves (306), a rubber pad (305) is fixedly connected to one end, close to the sliding strip (301), of the frequency converter cabinet body (1), the sliding strip (301) can be abutted against the rubber pad (305), and a pair of movable wheels (307) is fixedly connected to the bottom end of the sliding strip (301);
the locking structure (7) comprises a locking rod (701), the two ends of the inside of the sliding strip (301) are both connected with the locking rod (701) in a sliding mode, a second spring (702) is abutted between the locking rod (701) and the sliding strip (301), the locking rod (701) can be abutted with the frequency converter cabinet body (1) through locking grooves (706), a pair of locking grooves (706) are formed in the side wall, close to one end of the rubber pad (305), of the frequency converter cabinet body (1), one end of the locking rod (701) is rotatably connected with a pull rod (703), the inside of the sliding strip (301) is rotatably connected with a lead screw (705), the lead screw (705) is in threaded connection with a control block (704), and the pair of pull rods (703) are respectively rotatably connected with one end of the control block (704);
one end of the locking rod (701) is in an inclined plane shape, and the locking groove (706) is rectangular;
the placing structure (4) comprises a rotating shaft (404), the rotating shaft (404) is fixedly connected to the supporting plate (302), the rotating shaft (404) is rotatably connected with a rotating disc (402), a supporting frame (401) is fixedly connected to the rotating disc (402), and a plurality of placing plates (403) are fixedly connected to the supporting frame (401);
the limiting structure (6) comprises a ball (601), the rotating shaft (404) is connected with a pair of balls (601) in a sliding mode, a first spring (602) is abutted between each ball (601) and the rotating shaft (404), each ball (601) can be abutted with the rotating disc (402) through a limiting groove (603), and the inner annular wall of the rotating disc (402) is provided with a plurality of limiting grooves (603);
the limiting grooves (603) are of hemispherical structures, and the limiting grooves (603) are arranged in an annular matrix.
2. The high-voltage frequency converter convenient to overhaul according to claim 1, wherein: the sliding strip (301) is of a stepped structure, and one end, provided with the rubber pad (305), of the frequency converter cabinet body (1) is also of a stepped structure.
3. The high-voltage inverter convenient for maintenance according to claim 1, wherein: protective structure (2) are including supporting legs (201), the bottom fixedly connected with two pairs of supporting legs (201) of the converter cabinet body (1), the back of the converter cabinet body (1) rotates and is connected with cabinet door (202).
4. The high-voltage frequency converter convenient to overhaul according to claim 1, wherein: the supporting frame (401) is of a cubic frame structure, and the placing plate (403) is provided with a strip-shaped groove.
5. The high-voltage frequency converter convenient to overhaul according to claim 1, wherein: the rotating structure (5) comprises supporting blocks (501), two pairs of supporting blocks (501) are fixedly connected to the lower surface of the rotating disc (402), the bottom ends of the supporting blocks (501) are rotatably connected with rotating wheels (502), the bottom ends of the rotating wheels (502) are abutted to the upper surface of the supporting plate (302), and the two pairs of supporting blocks (501) are arranged in an annular matrix.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210664752.2A CN114828528B (en) | 2022-06-14 | 2022-06-14 | High-voltage frequency converter convenient to overhaul |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210664752.2A CN114828528B (en) | 2022-06-14 | 2022-06-14 | High-voltage frequency converter convenient to overhaul |
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| CN114828528A CN114828528A (en) | 2022-07-29 |
| CN114828528B true CN114828528B (en) | 2022-10-18 |
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| CN116489529B (en) * | 2023-06-21 | 2023-08-29 | 天津瑞利通科技有限公司 | Installation rack of switch |
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| CN108598919A (en) * | 2018-06-25 | 2018-09-28 | 许昌市长江高压计量设备有限公司 | A kind of high and low voltage switchgear of easy access |
| CN211530427U (en) * | 2019-11-03 | 2020-09-18 | 谢晨树 | Switch cabinet convenient to overhaul |
| CN212518121U (en) * | 2020-06-16 | 2021-02-09 | 南京昊诺电气设备有限公司 | Lifting electrical cabinet |
| WO2022016958A1 (en) * | 2020-07-21 | 2022-01-27 | 南京驭逡通信科技有限公司 | External protection structure for communication device and installation method thereof |
| CN111933396A (en) * | 2020-08-10 | 2020-11-13 | 魏孝堂 | Transformer cabinet convenient to overhaul |
| CN214315982U (en) * | 2020-11-18 | 2021-09-28 | 西安市永鑫科技有限公司 | Server rack convenient to equipment fixing |
| CN215185152U (en) * | 2021-06-22 | 2021-12-14 | 国网(北京)综合能源服务有限公司 | Novel change power supply and administer collection cabinet |
| CN216391722U (en) * | 2021-11-29 | 2022-04-26 | 浙江唐川科技有限公司 | Novel frequency converter |
| CN114440578A (en) * | 2022-04-11 | 2022-05-06 | 莱芜钢铁集团泰东实业有限公司 | Preparation process and drying device of molybdenum oxide composite pressure ball |
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| CN114828528A (en) | 2022-07-29 |
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Denomination of invention: A convenient high-voltage frequency converter for maintenance Granted publication date: 20221018 Pledgee: Tai'an Daiyue Rural Commercial Bank Co.,Ltd. Pledgor: Shandong kaidiou Electric Co.,Ltd. Registration number: Y2024980006736 |