CN212412603U - Small-size withdrawable switch cabinet - Google Patents
Small-size withdrawable switch cabinet Download PDFInfo
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- CN212412603U CN212412603U CN202020707546.1U CN202020707546U CN212412603U CN 212412603 U CN212412603 U CN 212412603U CN 202020707546 U CN202020707546 U CN 202020707546U CN 212412603 U CN212412603 U CN 212412603U
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Abstract
The utility model relates to a small-size removal-type switch cabinet, which comprises a cabinet body and a handcart which are mutually independent, wherein the bottom of the cabinet body is rotationally connected with a pair of rotating frames in a bilateral symmetry manner, the inner sides of the rotating frames are rotationally connected with a plurality of rubber wheels, and the axes of the rubber wheels are along the vertical direction; the left side and the right side of the handcart are both rotatably connected with guide rollers, and the axes of the guide rollers are along the vertical direction; the front side of the cabinet body is equipped with the jack, the rear side of handcart is equipped with the inserted bar that matches with the jack, the cabinet body is equipped with the locking Assembly who prevents that the inserted bar from breaking away from in the jack and the unblock subassembly that makes locking Assembly release in order to separate inserted bar and jack. The utility model discloses be favorable to the quick accurate positioning of handcart and the cabinet body.
Description
Technical Field
The utility model relates to a switchgear technical field, concretely relates to small-size removal-type cubical switchboard.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. The main function of the system is to open and close, control and protect the electric equipment in the process of generating, transmitting, distributing and converting electric energy in the power system. The electrical components in the switch cabinet mainly include circuit breakers, isolating switches, load switches, transformers and various protection devices.
The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a spaced type metal closed switch cabinet and an armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like.
The movable switch cabinet is a complete set of indoor distribution equipment with 7.2-12 kV three-phase alternating current rated current of 50Hz to 1250A, and is used for receiving and distributing 7.2-12 kV network electric energy and carrying out control protection and monitoring on a circuit. Normally, a removable electric element handcart, such as a voltage transformer handcart, an isolation handcart, a fuse handcart and the like, is provided with a five-prevention function, and can be provided with vacuum circuit breakers such as VS1(ZN63A), ZN12V, VD4, EV12, eVB, VB2, VEC and the like.
The existing withdrawable switch cabinet does not have the function of positioning and fixing the handcart, and whether the handcart is aligned or not is judged only by means of visual inspection of workers, so that the positioning effect of the handcart and the cabinet body is poor, and electrical elements on the handcart are not easy to enter and exit the cabinet body. Therefore, a solution is needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a small-size withdrawable switchgear has solved above technical problem.
The utility model provides a scheme as follows of above-mentioned technical problem:
the utility model relates to a small-size withdrawable switchgear, including the cabinet body and handcart independent from each other, the bottom of the cabinet body is rotationally connected with a pair of rotating turret bilaterally symmetrically, the inboard of rotating turret is rotationally connected with a plurality of rubber wheels, the axis of the rubber wheel is along the vertical direction; the left side and the right side of the handcart are both rotatably connected with guide rollers, and the axes of the guide rollers are along the vertical direction; the front side of the cabinet body is equipped with the jack, the rear side of handcart is equipped with the inserted bar that matches with the jack, the cabinet body is equipped with the locking Assembly who prevents that the inserted bar from breaking away from in the jack and the unblock subassembly that makes locking Assembly release in order to separate inserted bar and jack.
The utility model has the advantages that:
the cabinet body and the handcart are arranged independently, so that the handcart can be moved away and is provided with various electrical elements; the bottom of the cabinet body is rotationally connected with a pair of rotating frames in a bilateral symmetry mode, and the inner sides of the rotating frames are rotationally connected with a plurality of rubber wheels with axes along the vertical direction, so that when a handcart approaches the cabinet body, the handcart is guided by the plurality of rubber wheels on the two rotating frames, the handcart reaches the correct position before contacting with the cabinet body, the accurate positioning effect of the handcart and the cabinet body is ensured, and therefore electrical elements on the handcart can be conveniently moved into and out of the cabinet body;
after the handcart is separated from the cabinet body, the rotating frame can be rotatably collected at the bottom of the cabinet body, so that the occupied space is reduced;
the left side and the right side of the handcart are respectively and rotatably connected with the guide roller, the axis of each guide roller is in the vertical direction, so that the handcart can be replaced by the guide roller which is in contact with the rubber wheel, and the guide roller is in contact with the rubber wheel, so that the hard impact between the handcart and the cabinet body can be alleviated, the damping effect is achieved, the side surface of the handcart can be prevented from being abraded, the protection effect is achieved, and the service life is prolonged;
the plug jacks are formed in the front side of the cabinet body, the plug rods matched with the plug jacks are arranged on the rear side of the handcart, so that the plug jacks and the corresponding plug rods can be ensured to be coaxial after the plug rods are guided and positioned by the guide rollers and the rubber wheels, the good connection between the handcart and the cabinet body can be ensured after the plug rods are inserted into the plug jacks, and the handcart and the cabinet body are prevented from moving relatively when electrical elements move;
the cabinet body is provided with a locking assembly for preventing the inserted bar from being separated from the jack, so that good locking matching of the inserted bar and the jack can be ensured, the inserted bar is prevented from being separated from the jack, and the electric elements can be conveniently and accurately carried; the unlocking assembly is used for facilitating the locking assembly to be released to separate the plug rod and the jack after the handcart is conveyed, so that the handcart can leave the cabinet body.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the rotating turret is the arc, elastic arch is equipped with at the top of rotating turret, the bottom of the cabinet body is equipped with protruding complex sunken.
The beneficial effect of adopting the further scheme is that: the left and right arc-shaped rotating frames are symmetrically arranged, so that the handcart can be better and faster guided to reach an accurate position; the bulges and the depressions are used for fixing the rotating frame relative to the cabinet body after the rotating frame rotates to be collected at the bottom of the cabinet body, so that the rotating frame is prevented from freely rotating to cause collision, and the occupied space is favorably reduced.
Further, the guide roller is provided with an annular groove along the circumferential direction of the guide roller, and a rubber ring is embedded in the annular groove.
The beneficial effect of adopting the further scheme is that: replace deflector roll itself and rubber wheel contact, but make rubber circle and rubber wheel contact, can alleviate the rigid impact between handcart and the cabinet body on the one hand, have the damping effect, on the other hand can reduce deflector roll wearing and tearing, has the protection effect, is favorable to increase of service life, can pull down the change alone after the rubber circle wearing and tearing.
Furthermore, the cabinet body is seted up the spout perpendicular with the jack in one side of jack, the inserted bar has seted up the locked groove in the homonymy of spout, the locking subassembly include with spout sliding connection's locking lever, be equipped with the spring that makes the tip of locking lever insert the locked groove in order to lock the inserted bar between the locking lever and the cabinet body.
The beneficial effect of adopting the further scheme is that: before the handcart is close to the cabinet body, the unlocking assembly is firstly actuated to make the lock rod separate from the jack and fixed, the handcart is pushed towards the direction of the cabinet body at the moment, after the handcart reaches the correct position under the action of the rubber wheel and the guide roller, the handcart is continuously pushed to make the plug rod inserted into the jack, the unlocking assembly is actuated after the plug rod is in place, the lock rod is inserted into the lock groove under the action of the spring, the plug rod is locked, the handcart and the cabinet body are kept relatively static, and the electric elements on the handcart can be rapidly moved; and performing reverse operation after the moving is finished.
Furthermore, the unlocking assembly comprises an L-shaped handle which is positioned on the outer side of the cabinet body and connected with the lock rod, and the handle comprises a pulling-out position state and a pushing-in position state.
The beneficial effect of adopting the further scheme is that: before the handcart is close to the cabinet body, the handle is firstly pulled outwards to enable the handle to reach a pull-out state, the lock rod is separated from the jack at the moment, the handcart is pushed towards the direction of the cabinet body, the handcart reaches a correct position after the action of the rubber wheels and the guide rollers, the handcart is continuously pushed to enable the insertion rod to be inserted into the jack, the handle is released after the handcart is in place, the lock rod is inserted into the lock groove under the action of the spring, the insertion rod is locked, the handle is in a push-in state, the handcart and the cabinet body are kept relatively static, and the electric elements on the handcart can be moved quickly; and performing reverse operation after the moving is finished.
Further, a support for keeping the handle in a pulled-out state is arranged on the outer side of the cabinet body.
The beneficial effect of adopting the further scheme is that: before the handcart is close to the cabinet body, the handle is firstly pulled outwards to enable the handle to reach a pulled-out state, the handle is rotated and supported by the support, the lock rod is separated from the jack and fixed, then the handcart is pushed towards the direction of the cabinet body, the handcart reaches a correct position after the action of the rubber wheel and the guide roller, the handcart is continuously pushed to enable the insertion rod to be inserted into the jack, the handle is rotated to enable the insertion rod to be separated from the support after the insertion rod is in place, the lock rod is automatically inserted into the lock groove under the action of the spring, the insertion rod is locked, the handle is in a pushed-in state, the handcart and the cabinet body are kept relatively static, and the electric elements on the handcart; and performing reverse operation after the moving is finished.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a right side view of a small-sized withdrawable switchgear of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of a small-sized movable-type switch cabinet of the present invention;
fig. 3 is a schematic connection diagram of the locking assembly and the unlocking assembly in the small-sized movable switch cabinet of the present invention;
fig. 4 is a schematic diagram of a three-dimensional structure of a part of the cabinet body in the small-sized movable-type switch cabinet when the rotating frame is retracted.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a cabinet body; 11. a jack; 2. a handcart; 21. a guide roller; 22. inserting a rod; 3. a rotating frame; 31. a rubber wheel; 4. a locking assembly; 41. a lock lever; 42. a spring; 5. an unlocking assembly; 51. a handle.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model relates to a small-size withdrawable switchgear, including the cabinet body 1 and handcart 2 that are independent of each other, the bottom of the cabinet body 1 rotates and is connected with a pair of rotating turret 3 bilaterally symmetrically, the inboard of rotating turret 3 rotates and is connected with a plurality of rubber wheels 31, the axis of rubber wheel 31 is along vertical direction; the left side and the right side of the handcart 2 are both rotatably connected with guide rollers 21, and the axes of the guide rollers 21 are in the vertical direction; the front side of the cabinet body 1 is provided with a jack 11, the rear side of the handcart 2 is provided with an inserted bar 22 matched with the jack 11, and the cabinet body 1 is provided with a locking assembly 4 for preventing the inserted bar 22 from being separated from the jack 11 and an unlocking assembly 5 for promoting the locking assembly 4 to be released to separate the inserted bar 22 from the jack 11.
The utility model has the advantages that:
the cabinet body 1 and the handcart 2 are arranged independently, so that the handcart 2 can be moved away and is provided with various electrical elements; the bottom of the cabinet body 1 is rotationally connected with a pair of rotating frames 3 in a bilateral symmetry mode, the inner sides of the rotating frames 3 are rotationally connected with a plurality of rubber wheels 31 with axes along the vertical direction, and therefore when the handcart 2 is close to the cabinet body 1, the handcart 2 is guided by the rubber wheels 31 on the two rotating frames 3, the handcart 2 reaches the correct position before contacting with the cabinet body 1, the accurate positioning effect of the handcart 2 and the cabinet body 1 is guaranteed, and therefore electrical elements on the handcart 2 can be conveniently moved into and out of the cabinet body 1;
after the handcart 2 is separated from the cabinet body 1, the rotating frame 3 can be rotatably collected at the bottom of the cabinet body 1, so that the occupied space is reduced;
the left side and the right side of the handcart 2 are respectively and rotatably connected with the guide roller 21, the axis of each guide roller 21 is in the vertical direction, so that the handcart 2 can be replaced to be in contact with the rubber wheel 31, and the guide rollers 21 are in contact with the rubber wheel 31, so that on one hand, the hard impact between the handcart 2 and the cabinet body 1 can be alleviated, the vibration reduction effect is achieved, on the other hand, the side surface of the handcart 2 can be prevented from being abraded, the protection effect is achieved, and the service life is prolonged;
the jack 11 is arranged on the front side of the cabinet body 1, the inserting rod 22 matched with the jack 11 is arranged on the rear side of the handcart 2, so that after the handcart 2 is guided and positioned by the guide roller 21 and the rubber wheel 31, the jack 11 and the corresponding inserting rod 22 can be ensured to be coaxial, and after the inserting rod 22 is inserted into the jack 11, the handcart 2 can be well connected with the cabinet body 1, so that the handcart 2 and the cabinet body 1 can be prevented from moving relatively when electric elements move;
the cabinet body 1 is provided with the locking assembly 4 for preventing the inserted bar 22 from being separated from the jack 11, so that good locking matching of the inserted bar 22 and the jack 11 can be ensured, the inserted bar 22 is prevented from being separated from the jack 11, and the rapid and accurate carrying of electric elements is facilitated; the unlocking assembly 5 is used to cause the locking assembly 4 to release to separate the plunger 22 from the receptacle 11 after transport is complete so that the hand truck 2 can exit the cabinet 1.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the rotating frame 3 is arc-shaped, the top of the rotating frame 3 is provided with an elastic bulge, and the bottom of the cabinet body 1 is provided with a recess matched with the bulge.
The beneficial effect of adopting the further scheme is that: the left and right arc-shaped rotating frames 3 are symmetrically arranged, so that the handcart 2 can be better and faster guided to reach an accurate position; the protrusion and the recess are used for rotating the rotating frame 3 to be received at the bottom of the cabinet body 1, and then fixing the rotating frame 3 relative to the cabinet body 1, so that the rotating frame 3 is prevented from freely rotating and colliding, and the occupied space is favorably reduced.
Further, the guide roller 21 is provided with a ring groove along the circumferential direction thereof, and a rubber ring is embedded in the ring groove.
The beneficial effect of adopting the further scheme is that: replace deflector roll 21 and rubber wheel 31 contact itself, but make rubber circle and rubber wheel 31 contact, can alleviate the rigid impact between handcart 2 and the cabinet body 1 on the one hand, have the damping effect, on the other hand can reduce deflector roll 21 wearing and tearing, has the protection effect, is favorable to increase of service life, can pull down the change alone after the rubber circle wearing and tearing.
Further, the cabinet body 1 is provided with a sliding groove perpendicular to the insertion hole 11 on one side of the insertion hole 11, the insertion rod 22 is provided with a locking groove on the same side of the sliding groove, the locking assembly 4 comprises a locking rod 41 connected with the sliding groove in a sliding manner, and a spring 42 for enabling the end of the locking rod 41 to be inserted into the locking groove to lock the insertion rod 22 is arranged between the locking rod 41 and the cabinet body 1.
The beneficial effect of adopting the further scheme is that: before the handcart 2 is close to the cabinet body 1, the unlocking assembly 5 is firstly actuated to make the lock rod 41 be separated from the jack 11 and fixed, the handcart 2 is pushed towards the direction of the cabinet body 1 at the moment, after the action of the rubber wheel 31 and the guide roller 21, the handcart 2 reaches the correct position, the handcart 2 is continuously pushed to make the plug rod 22 be inserted into the jack 11, after the handcart 2 is in place, the unlocking assembly 5 is actuated, the lock rod 41 is inserted into the lock groove under the action of the spring 42, the plug rod 22 is locked, the handcart 2 and the cabinet body 1 are kept relatively static, and the electric elements on the handcart 2 are conveniently and quickly moved; and performing reverse operation after the moving is finished.
Further, the unlocking assembly 5 comprises an L-shaped handle 51 which is positioned on the outer side of the cabinet body 1 and connected with the locking rod 41, and the handle 51 comprises a pulling-out position state and a pushing-in position state.
The beneficial effect of adopting the further scheme is that: before the handcart 2 is close to the cabinet body 1, the handle 51 is firstly pulled outwards to enable the handle 51 to reach a pull-out state, the lock rod 41 is separated from the jack 11 at the moment, the handcart 2 is pushed towards the cabinet body 1, the handcart 2 reaches a correct position after the action of the rubber wheel 31 and the guide roller 21, the handcart 2 is continuously pushed to enable the plug-in rod 22 to be inserted into the jack 11, the handle 51 is released after the handcart 2 is in place, the lock rod 41 is inserted into the lock groove under the action of the spring 42, the plug-in rod 22 is locked, the handle 51 is in a push-in state, the handcart 2 and the cabinet body 1 are kept relatively static, and the electric elements on the handcart 2 can be conveniently and; and performing reverse operation after the moving is finished.
Further, a bracket for keeping the handle 51 in a pulled-out state is provided on the outer side of the cabinet 1.
The beneficial effect of adopting the further scheme is that: before the handcart 2 is close to the cabinet body 1, the handle 51 is firstly pulled outwards to enable the handle 51 to reach a pulled-out state, the handle 51 is rotated and supported by the support, at the moment, the lock rod 41 is separated from the jack 11 and fixed, then the handcart 2 is pushed towards the cabinet body 1, after the action of the rubber wheel 31 and the guide roller 21, the handcart 2 reaches a correct position, the handcart 2 is continuously pushed to enable the plug-in rod 22 to be inserted into the jack 11, the handle 51 is rotated to enable the handle 51 to be separated from the support after the handcart is in place, the lock rod 41 is automatically inserted into the lock groove under the action of the spring 42, the plug-in rod 22 is locked, the handle 51 is in a jacking-in state, the handcart 2 and the cabinet body 1 are kept relatively static, and the quick; and performing reverse operation after the moving is finished.
The utility model discloses a use method as follows:
before the handcart 2 is close to the cabinet body 1, the unlocking assembly 5 is firstly actuated, the locking assembly 4 is released, the lock rod 41 is separated from the jack 11 and fixed, then the handcart 2 is pushed towards the cabinet body 1, after the action of the rubber wheel 31 and the guide roller 21, the handcart 2 reaches the correct position, the handcart 2 is continuously pushed to enable the inserted rod 22 to be inserted into the jack 11, the locking assembly 4 is actuated after the handcart 2 is in place, the inserted rod 22 is locked with the jack 11, the handcart 2 and the cabinet body 1 are kept relatively static, and the electric elements on the handcart 2 can be rapidly moved; and performing reverse operation after the moving is finished.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. A small-sized movable switch cabinet is characterized by comprising a cabinet body and a handcart which are mutually independent, wherein the bottom of the cabinet body is rotationally connected with a pair of rotating frames in a bilateral symmetry manner, the inner sides of the rotating frames are rotationally connected with a plurality of rubber wheels, and the axes of the rubber wheels are along the vertical direction; the left side and the right side of the handcart are both rotatably connected with guide rollers, and the axes of the guide rollers are along the vertical direction; the front side of the cabinet body is equipped with the jack, the rear side of handcart is equipped with the inserted bar that matches with the jack, the cabinet body is equipped with the locking Assembly who prevents that the inserted bar from breaking away from in the jack and the unblock subassembly that makes locking Assembly release in order to separate inserted bar and jack.
2. The small-sized movable-type switch cabinet according to claim 1, wherein the rotating frame is arc-shaped, the top of the rotating frame is provided with an elastic protrusion, and the bottom of the cabinet body is provided with a recess matched with the protrusion.
3. The small-sized removable switch cabinet according to claim 1, wherein the guide roller has a circular groove along a circumferential direction thereof, and a rubber ring is embedded in the circular groove.
4. The small-sized withdrawable switchgear according to claim 1, wherein the cabinet body is provided with a sliding groove perpendicular to the insertion hole at one side of the insertion hole, the insertion rod is provided with a locking groove at the same side of the sliding groove, the locking assembly comprises a locking rod slidably connected with the sliding groove, and a spring for urging the end of the locking rod to be inserted into the locking groove to lock the insertion rod is provided between the locking rod and the cabinet body.
5. The compact withdrawable switchgear, according to claim 4, characterized in that said unlocking assembly comprises a handle of "L" shape located outside the cabinet and connected to the locking bar, said handle comprising two positions, pull-out and push-in.
6. The small-sized withdrawable switchgear according to claim 5, wherein a bracket for keeping the handle in a pulled-out state is provided on an outer side of the cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020707546.1U CN212412603U (en) | 2020-04-30 | 2020-04-30 | Small-size withdrawable switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020707546.1U CN212412603U (en) | 2020-04-30 | 2020-04-30 | Small-size withdrawable switch cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN212412603U true CN212412603U (en) | 2021-01-26 |
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ID=74299972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020707546.1U Active CN212412603U (en) | 2020-04-30 | 2020-04-30 | Small-size withdrawable switch cabinet |
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| CN (1) | CN212412603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114664517A (en) * | 2022-04-11 | 2022-06-24 | 无锡市锡容电力电器有限公司 | Current transformer |
-
2020
- 2020-04-30 CN CN202020707546.1U patent/CN212412603U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114664517A (en) * | 2022-04-11 | 2022-06-24 | 无锡市锡容电力电器有限公司 | Current transformer |
| CN114664517B (en) * | 2022-04-11 | 2024-03-26 | 无锡市锡容电力电器有限公司 | Current transformer |
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