CN110783844B - Movable side-mounted middle-placed cabinet - Google Patents
Movable side-mounted middle-placed cabinet Download PDFInfo
- Publication number
- CN110783844B CN110783844B CN201911089542.XA CN201911089542A CN110783844B CN 110783844 B CN110783844 B CN 110783844B CN 201911089542 A CN201911089542 A CN 201911089542A CN 110783844 B CN110783844 B CN 110783844B
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- China
- Prior art keywords
- cabinet body
- sliding block
- slide way
- bottom plate
- cabinet
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/02—Details
Abstract
The invention discloses a movable side-mounted middle-mounted cabinet, relates to the technical field of middle-mounted cabinets, and aims to solve the problem that the assembly and the movement of a switch cabinet vehicle in the prior art cannot be coordinated. The technical scheme of the invention is as follows: a mobile side-mounted centrally-mounted cabinet, comprising: the cabinet body, the cabinet car and the moving mechanism; the cabinet body is internally provided with a partition plate, a gear, a sliding block and an elastic piece, one side wall of the upper cabinet body is provided with an opening, the gear is rotationally connected to the other side wall of the upper cabinet body, the partition plate is provided with a first slideway, and the sliding block penetrates through the partition plate and is slidably connected to the first slideway; the tank car is provided with a bottom plate, the bottom plate is connected with a rack, the rack is meshed with the gear, a second slide way is arranged in the bottom plate, and the upper end of the sliding block is connected with the second slide way in a sliding manner; the moving mechanism comprises a wedge block, a lifting plate and a roller, the edge of the lifting plate is in sliding contact with the side wall of the lower cabinet body, the roller is rotatably connected to the lower side face of the lifting plate, the wedge block is fixedly connected to the upper side face of the lifting plate, and the upper end face of the wedge block is in sliding connection with the lower end face of the sliding block.
Description
Technical Field
The invention relates to the technical field of centrally installed cabinets, in particular to a movable side-installed centrally installed cabinet.
Background
The centrally installed switchgear is fully called as metal armored centrally installed withdrawable switchgear. The indoor complete set of distribution equipment belongs to a high-voltage distribution equipment, the highest working voltage of which is 3.6/7.2/12kV, and is a three-phase alternating-current 50Hz single-bus segmented system or double-bus segmented system. The device is used for receiving and distributing network power of 3.6-12kV, and carrying out control protection, monitoring and measurement on a power circuit. The central switch cabinet is mainly used for power plant, power transmission of small and medium-sized generators, power receiving and power transmission of secondary substation of power system, power distribution of industrial and mining enterprises and institutions, starting of large-scale high-voltage motors and the like.
The existing middle-placed cabinet has the defects of time and labor waste, complex operation and high cost when being moved, so that the research and development of the middle-placed cabinet which is convenient to move, saves time and labor, is simple to operate and has low cost is urgently needed.
Disclosure of Invention
In view of this, the invention provides a movable side-mounted middle-mounted cabinet, which mainly aims to solve the problem that the assembly of a switch cabinet vehicle and the movement of a middle-mounted cabinet in the prior art cannot be coordinated.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
the invention provides a movable side-mounted centrally installed switchgear, which comprises: the cabinet body, the cabinet car and the moving mechanism; the cabinet body is internally provided with a partition plate, a gear, a sliding block and an elastic piece, the partition plate is used for dividing the cabinet body into an upper cabinet body and a lower cabinet body, one side wall of the upper cabinet body is provided with an opening, the gear is rotationally connected to the other side wall of the upper cabinet body, the gear is provided with a limiting piece used for limiting the rotation of the gear, the partition plate is provided with a first slide way, the extending direction of the first slide way is the same as the direction of the opening, the sliding block penetrates through the partition plate and is slidably connected to the first slide way, the elastic piece is respectively connected to one end, close to the opening, of the sliding block and one end, close to the opening, of the first slide way and used for pulling the; the tank car is provided with a bottom plate, the bottom plate is connected with a rack, the rack is meshed with the gear, a second slide way is arranged in the bottom plate, the extension directions of the second slide way, the first slide way and the rack are the same, one end of the second slide way is positioned in the middle of the bottom plate, the other end of the second slide way is positioned on the rear end face of the bottom plate, the upper end of the sliding block is connected to the second slide way in a sliding mode, and the lower end face of the sliding block is a wedge face; moving mechanism includes voussoir, lifter plate and gyro wheel, the marginal sliding contact of lifter plate in the lateral wall of the lower cabinet body, the gyro wheel rotate connect in the downside of lifter plate, voussoir fixed connection in the side of going up of lifter plate, the up end sliding connection of voussoir in the lower terminal surface of slider is used for driving the lifter plate downstream.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
Optionally, the avris of first slide is equipped with first recess, the extending direction of first recess with the extending direction of first slide is the same, the middle part of slider is equipped with first lug, first lug sliding connection in first recess is used for the restriction reciprocating of slider.
Optionally, the avris of second slide is equipped with the second recess, the extending direction of second recess with the extending direction of second slide is the same, the upper end side of slider is equipped with the second lug, second lug sliding connection in the second recess is used for preventing the slider breaks away from the second slide.
Optionally, the edge of the lifting plate is connected with a pulley, and the pulley contacts with the side wall of the lower cabinet body.
Optionally, the bottom plate is provided with a limiting groove, the upper cabinet body is connected with a limiting rod, and the limiting rod is slidably connected in the limiting groove.
Optionally, an air inducing mechanism and a switch button are mounted on the side wall of the upper cabinet body, and the switch button is movably abutted against the rear end face of the bottom plate and used for controlling starting and stopping of the air inducing mechanism.
Optionally, a filter layer is installed on the side wall of the upper cabinet body, and the filter layer is arranged on the outer side of the air inducing mechanism.
By the technical scheme, the invention at least has the following advantages:
through gear drive rack makes the tank wagon certainly the opening to when the cabinet body slides, the upper end of slider is close to gradually the other end of second slide slides to when the upper end of slider slides extremely during the one end of second slide, the bottom plate drives the slider is overcome the pulling force of elastic component moves forward, the relative slip takes place for the lower terminal surface of slider and the up end of voussoir, and voussoir and lifter plate move down along the lateral wall of the lower cabinet body, works as when the tank wagon got into the upper cabinet body completely, the bottom plate supported extremely go up the lateral wall of the upper cabinet body, the gyro wheel exposes the through-hole. At this time, the limiting piece limits the rotation of the gear, and at this time, the rack cannot move reversely due to the limitation of the gear, so that even if the weight of the cabinet body is applied to the roller, the roller cannot move upwards, and the roller is kept below the cabinet body all the time.
To sum up the process, the tank car assembly targets in place, can pass through the gyro wheel and remove the cabinet body to needs position, has overcome among the prior art tank car assembly and the cabinet body and has removed the problem that can not cooperate.
Drawings
Fig. 1 is a schematic structural diagram of a mobile side-mounted centrally installed switchgear according to an embodiment of the present invention.
Reference numerals in the drawings of the specification include: the multifunctional cabinet comprises a gear 1, a sliding block 2, an elastic piece 3, an upper cabinet body 4, a lower cabinet body 5, an opening 6, a first slide way 7, a bottom plate 8, a rack 9, a second slide way 11, a wedge block 12, a lifting plate 13, a roller 14, a rocker 15, a handle 16, a limiting hole 17, a clamping groove 18, a first groove 19, a first bump 20, a second groove 21, a second bump 22, a pulley 23, a limiting groove 24, an air inducing mechanism 25, a switch button 26 and a filter layer 27.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, an embodiment of the present invention provides a mobile side-mounted centrally installed cabinet, which includes: the cabinet body, the cabinet car and the moving mechanism; the cabinet body is internally provided with a partition plate, a gear 1, a sliding block 2 and an elastic part 3, the partition plate is used for dividing the cabinet body into an upper cabinet body 4 and a lower cabinet body 5, one side wall of the upper cabinet body 4 is provided with an opening 6, the gear 1 is rotationally connected to the other side wall of the upper cabinet body 4, the gear 1 is provided with a limiting part for limiting the rotation of the gear 1, the partition plate is provided with a first slide way 7, the extending direction of the first slide way 7 is the same as the direction of the opening 6, the sliding block 2 penetrates through the partition plate and is slidably connected to the first slide way 7, the elastic part 3 is respectively connected to one ends, close to the opening 6, of the sliding block 2 and the first; the tank car is provided with a bottom plate 8, the bottom plate 8 is connected with a rack 9, the rack 9 is meshed with the gear 1, a second slide way 11 is arranged in the bottom plate 8, the extension directions of the second slide way 11, the first slide way 7 and the rack 9 are the same, one end of the second slide way 11 is positioned in the middle of the bottom plate 8, the other end of the second slide way 11 is positioned on the rear end face of the bottom plate 8, the upper end of the sliding block 2 is connected to the second slide way 11 in a sliding mode, and the lower; the moving mechanism comprises a wedge block 12, a lifting plate 13 and a roller 14, the edge of the lifting plate 13 is in sliding contact with the side wall of the lower cabinet body 5, the roller 14 is rotatably connected to the lower side surface of the lifting plate 13, the wedge block 12 is fixedly connected to the upper side surface of the lifting plate 13, and the upper end surface of the wedge block 12 is in sliding connection with the lower end surface of the sliding block 2 and used for driving the lifting plate 13 to move downwards.
The working process is as follows:
drive rack 9 through gear 1, when making the tank wagon slide to the cabinet body from opening 6, the upper end of slider 2 is close to the other end of second slide 11 gradually, when the upper end of slider 2 slides to the one end of second slide 11, bottom plate 8 drives slider 2 and overcomes the pulling force of elastic component 3 and moves forward, the relative slip takes place for the lower terminal surface of slider 2 and the up end of voussoir 12, voussoir 12 and lifter plate 13 move down along the lateral wall of lower cabinet body 5, when the tank wagon got into cabinet body 4 completely, bottom plate 8 supported the lateral wall to cabinet body 4, gyro wheel 14 exposes the through-hole. At this time, the rotation of the gear 1 is restricted by the stopper, and at this time, the rack 9 does not move reversely due to the restriction of the gear 1, so that even if the weight of the cabinet is applied to the roller 14, the roller 14 does not move upward, and the roller 14 is kept under the cabinet at all times.
In the technical scheme of the invention, the cabinet body can be moved to a required position through the rollers 14 after the cabinet car is assembled in place, so that the problem that the cabinet car assembly and the cabinet body movement cannot be coordinated in the prior art is solved.
Specifically, the lateral wall of the upper cabinet body 4 is provided with a limiting hole 17, the limiting part comprises a rocker 15 and a handle 16, one end of the rocker 15 is fixedly connected to the central shaft of the gear 1, the other end of the rocker 15 is in threaded connection with the handle 16, and the limiting hole 17 is located on the movement track of the other end of the rocker 15. By shaking the handle 16, the driving gear 1 rotates, when the tank car moves in place, the handle 16 is further screwed in, and the handle 16 is inserted into the limit hole 17.
Specifically, the side wall of the cabinet body below the opening 6 is provided with a clamping groove 18, and the clamping groove 18 corresponds to the edge of a tray of a transfer trolley of the transfer cabinet trolley in the prior art, so that the cabinet trolley on the tray can be conveniently pushed into the upper cabinet body 4.
As shown in fig. 1, in the specific embodiment, the side of the first sliding channel 7 is provided with a first groove 19, the extending direction of the first groove 19 is the same as the extending direction of the first sliding channel 7, the middle of the sliding block 2 is provided with a first protrusion 20, and the first protrusion 20 is slidably connected to the first groove 19 for limiting the up-and-down movement of the sliding block 2.
In this embodiment, specifically, the two sides of the first slideway 7 are respectively provided with the first grooves 19, the two sides of the slider 2 are respectively provided with the first protrusions 20, and the first protrusions 20 are slidably connected to the first grooves 19, so that on one hand, the slider 2 is not hindered from sliding along the first slideway 7, and on the other hand, the slider 2 does not displace up and down relative to the partition plate, so that the height of the upper end of the slider 2 in the upper cabinet body 4 is fixed, which is convenient for accurately abutting against the other end of the second slideway 11.
As shown in fig. 1, in the embodiment, a second groove 21 is formed at a side of the second sliding path 11, an extending direction of the second groove 21 is the same as an extending direction of the second sliding path 11, a second protrusion 22 is formed at an upper end of the slider 2, and the second protrusion 22 is slidably connected to the second groove 21 to prevent the slider 2 from being separated from the second sliding path 11.
In this embodiment, specifically, the two sides of the second slide rail 11 are respectively provided with a second groove 21, the two sides of the upper end of the slider 2 are respectively provided with a second protrusion 22, the second protrusion 22 is slidably connected to the second groove 21, and in the process that the bottom plate 8 drives the slider 2 to move, the upper end of the slider 2 is limited in the second slide rail 11, so as to prevent the upper end of the slider 2 from separating from the second slide rail 11.
As shown in fig. 1, in the embodiment, a pulley 23 is connected to an edge of the lifting plate 13, and the pulley 23 contacts a sidewall of the lower cabinet 5.
Compared with the previous embodiment, in the present embodiment, the pulley 23 converts the sliding friction between the lifting plate 13 and the side wall of the lower cabinet 5 into rolling friction, and reduces the friction coefficient of the movement of the lifting plate 13.
As shown in fig. 1, in a specific embodiment, the bottom plate 8 is provided with a limiting groove 24, the upper cabinet 4 is connected with a limiting rod, and the limiting rod is slidably connected in the limiting groove 24.
In this embodiment, specifically, the limiting groove 24 and the limiting rod extend in the same direction as the second slideway 11, the limiting groove 24 is disposed at the side of the bottom plate 8, and the limiting rod is disposed at the inner side surface of the upper cabinet 4. When the cabinet car moves into the upper cabinet body 4, if the first lug 20 is damaged, the slide block 2 is lifted by the reaction force of the lifting plate 13, so that the cabinet car does not move along the upper surface of the partition plate any more; due to the position relation of the limiting groove 24 and the limiting rod, the cabinet car always moves along the partition plate, the moving track of the cabinet car cannot be changed, the cabinet car is guaranteed to move stably, the sliding block 2 is stable in moving, the wedge block 12 is stable in moving, the lifting plate 13 is stable in moving, the roller 14 is stable in moving, the stability of the overall mechanical structure of the centrally-arranged cabinet is guaranteed, and the service life of the centrally-arranged cabinet is prolonged.
As shown in fig. 1, in a specific embodiment, an air inducing mechanism 25 and a switch button 26 are mounted on a side wall of the upper cabinet 4, and the switch button 26 is movably abutted against a rear end surface of the bottom plate 8 for controlling start and stop of the air inducing mechanism 25.
In the present embodiment, when the cabinet car is assembled into the upper cabinet body 4 and is in place, the rear end surface of the bottom plate 8 abuts against the switch button 26, so that the air inducing mechanism 25 is started to induce the outside air into the upper cabinet body 4, and the cabinet car is cooled; when the rear end surface of the bottom plate 8 and the switch button 26 are disengaged, the operation of the air guide mechanism 25 is stopped.
Specifically, the induced draft mechanism 25 is an induced draft fan.
As shown in fig. 1, in the embodiment, a filter layer 27 is mounted on the sidewall of the upper cabinet 4, and the filter layer 27 is disposed outside the air inducing mechanism 25.
In this embodiment, the filter layer 27 is made of a steel wire mesh material, and the filter layer 27 blocks external impurities from entering the upper cabinet 4, and simultaneously ensures that air flows into the upper cabinet 4, thereby ensuring the heat dissipation of the electric equipment in the upper cabinet 4.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. A movable side-mounted centrally-mounted cabinet is characterized by comprising:
the refrigerator comprises a cabinet body, wherein a partition plate, a gear, a sliding block and an elastic piece are arranged in the cabinet body, the partition plate is used for dividing the cabinet body into an upper cabinet body and a lower cabinet body, an opening is formed in one side wall of the upper cabinet body, the gear is rotationally connected to the other side wall of the upper cabinet body, a limiting piece is arranged on the gear and used for limiting rotation of the gear, a first slide way is arranged on the partition plate, the extending direction of the first slide way is the same as the direction of the opening, the sliding block penetrates through the partition plate and is slidably connected to the first slide way, the elastic piece is respectively connected to the sliding block and one end, close to the opening, of the first slide way and used for pulling the sliding block, and;
the tank car is provided with a bottom plate, the bottom plate is connected with a rack, the rack is meshed with the gear, a second slide way is arranged in the bottom plate, the extending directions of the second slide way, the first slide way and the rack are the same, one end of the second slide way is positioned in the middle of the bottom plate, the other end of the second slide way is positioned on the rear end face of the bottom plate, the upper end of the sliding block is connected with the second slide way in a sliding mode, and the lower end face of the sliding block is a wedge face;
moving mechanism, moving mechanism includes voussoir, lifter plate and gyro wheel, the marginal sliding contact of lifter plate in the lateral wall of the lower cabinet body, the gyro wheel rotate connect in the downside of lifter plate, voussoir fixed connection in the side of going up of lifter plate, the up end sliding connection of voussoir in the lower terminal surface of slider is used for driving the lifter plate downwardly moving.
2. The mobile side-mounted centrally installed switchgear according to claim 1, wherein the side of the first slideway is provided with a first groove, the extending direction of the first groove is the same as the extending direction of the first slideway, the middle of the sliding block is provided with a first protrusion, and the first protrusion is slidably connected to the first groove and used for limiting the up-and-down movement of the sliding block.
3. The mobile side-mounted centrally installed switchgear according to claim 2, wherein a second groove is formed at a side of the second sliding track, the second groove extends in the same direction as the second sliding track, and a second protrusion is formed at an upper end of the sliding block, and is slidably connected to the second groove, so as to prevent the sliding block from being separated from the second sliding track.
4. The mobile side-mounted centrally installed cabinet according to any one of claims 1 to 3, wherein a pulley is connected to an edge of the lifting plate, and the pulley contacts with a side wall of the lower cabinet body.
5. The mobile side-mounted centrally-mounted cabinet according to any one of claims 1 to 3, wherein the bottom plate is provided with a limiting groove, the upper cabinet body is connected with a limiting rod, and the limiting rod is slidably connected in the limiting groove.
6. The movable side-mounted centrally installed switchgear according to any one of claims 1 to 3, wherein an air inducing mechanism and a switch button are mounted on a side wall of the upper cabinet body, and the switch button is movably abutted against a rear end face of the bottom plate and used for controlling starting and stopping of the air inducing mechanism.
7. The mobile side-mounted centrally-mounted cabinet according to claim 6, wherein a filter layer is mounted on the side wall of the upper cabinet body, and the filter layer is arranged outside the air inducing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911089542.XA CN110783844B (en) | 2019-11-08 | 2019-11-08 | Movable side-mounted middle-placed cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911089542.XA CN110783844B (en) | 2019-11-08 | 2019-11-08 | Movable side-mounted middle-placed cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110783844A CN110783844A (en) | 2020-02-11 |
| CN110783844B true CN110783844B (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911089542.XA Active CN110783844B (en) | 2019-11-08 | 2019-11-08 | Movable side-mounted middle-placed cabinet |
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| Country | Link |
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| CN (1) | CN110783844B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449643A (en) * | 2019-07-18 | 2019-11-15 | 合肥市奥兰德机械科技有限公司 | A kind of vertical lifting milling machine easy to remove |
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| CN209358135U (en) * | 2018-11-15 | 2019-09-06 | 福建山海电力设备有限公司 | A kind of pull-out type AC switch cubicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106451187B (en) * | 2016-12-22 | 2017-07-18 | 广东兴宏业电器有限公司 | A kind of drawer type electric control cabinet |
| CN109729670B (en) * | 2019-01-31 | 2024-04-09 | 雅固拉国际精密工业(苏州)有限公司 | Synchronous lifting mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010142104A (en) * | 2008-11-14 | 2010-06-24 | Yaskawa Electric Corp | Fixing structure of storage apparatus and switchboard including exhaust structure |
| CN104853571A (en) * | 2015-06-08 | 2015-08-19 | 梁彩虹 | Electric power drawer cabinet apparatus with heat dissipation function |
| CN208158126U (en) * | 2018-03-11 | 2018-11-27 | 王娜 | A kind of electric-power filter being moved easily |
| CN108879377A (en) * | 2018-07-23 | 2018-11-23 | 毛玲波 | A kind of power distribution cabinet device |
| CN208674691U (en) * | 2018-07-25 | 2019-03-29 | 泸州天灵开关有限公司 | A kind of moveable outdoor use distribution box |
| CN209358135U (en) * | 2018-11-15 | 2019-09-06 | 福建山海电力设备有限公司 | A kind of pull-out type AC switch cubicle |
| CN209070456U (en) * | 2018-12-26 | 2019-07-05 | 深圳市扬帆起航科技有限公司 | A kind of anti-magnetic host housing of computer |
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| CN110783844A (en) | 2020-02-11 |
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