CN211629555U - Low-voltage draw-out type switch cabinet convenient to fix - Google Patents
Low-voltage draw-out type switch cabinet convenient to fix Download PDFInfo
- Publication number
- CN211629555U CN211629555U CN202020094620.7U CN202020094620U CN211629555U CN 211629555 U CN211629555 U CN 211629555U CN 202020094620 U CN202020094620 U CN 202020094620U CN 211629555 U CN211629555 U CN 211629555U
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- switch cabinet
- cubical switchboard
- fixedly connected
- locking
- drawer
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Abstract
The utility model discloses a convenient fixed low pressure pull-out type cubical switchboard relates to cubical switchboard technical field, including first cubical switchboard and second cubical switchboard, top one side fixedly connected with top middle block of first cubical switchboard, the movable hole has been seted up to a side of first cubical switchboard. The utility model discloses a set up the top middle part, can with the mutual chucking cooperation of top engaging lug, make link together between two adjacent cubical switchboard, fixed connection between making two adjacent cubical switchboard is both convenient and firm, the purpose of convenient two adjacent cubical switchboard of fixed has been reached, through setting up the movable hole, can make the removal post remove in the inside of movable hole, thereby drive the locking post and remove, can make removal electrode and ground wire electrode switch-on when the locking post breaks away from the locking hole, can guarantee to open cubical switchboard drawer and in time ground connection before maintaining, reach the purpose of guaranteeing maintenance personal life safety.
Description
Technical Field
The utility model relates to a cubical switchboard technical field specifically is a convenient fixed low pressure pull-out 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. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. 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; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed 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. On the basis, an optical fiber sensor and an economical and practical distributed multi-point internal fault arc detection protection device are developed by adopting an arc light single criterion rule; the switch cabinet can be used independently and can be integrated with various relay protection devices, so that the technical level and the additional value of the switch cabinet are greatly improved under the condition that the cost is not increased much. The drawer type switch cabinet is a closed shell made of steel plates, and electrical components of the wire inlet and outlet loop are all installed in the drawer capable of being pulled out, so that a functional unit capable of completing a certain type of power supply task is formed. The drawer type switch cabinet is a closed shell made of steel plates, and electric elements of the wire inlet and outlet loop are all installed in the drawer capable of being pulled out, so that a functional unit capable of completing a certain type of power supply task is formed. The functional units are separated from the bus bars or cables by the grounded metal plates or plastic functional plates, so that three areas of the bus bars, the functional units and the cables are formed. There is also a separation between each functional unit. The drawer type switch cabinet has higher reliability, safety and interchangeability, is an advanced switch cabinet, and most of the produced switch cabinets are drawer type switch cabinets. The power distribution center is suitable for industrial and mining enterprises and high-rise buildings which require high power supply reliability and serves as a centralized control power distribution center.
The pull-out type low-voltage switch cabinet disclosed in the Chinese utility model patent application publication specification CN209786571U comprises a switch cabinet body, a heat dissipation inner cavity, a heat dissipation fan and a ventilation opening, although the utility model is convenient for improving the heat dissipation effect in the switch cabinet body and is beneficial to drying the moisture in the air and playing a moisture-proof effect, the utility model can not make the linkage between the drawer and the grounding when in maintenance and inspection, if the maintainer opens the drawer for maintenance in the ungrounded state, the life safety of the maintainer can be threatened, and for the convenience of the management of the switch cabinet, the pull-out type switch cabinet is generally centralized control, a plurality of switch cabinets are required to be placed in a control room side by side, a certain structure must be arranged between the switch cabinets to make the fixation between the switch cabinets firm, and the plurality of switch cabinets are fixed by connecting the switch cabinets in series, the problem of toppling due to unstable standing of the single switch cabinet can be prevented.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a to prior art not enough, the utility model provides a convenient fixed low pressure pull-out type cubical switchboard has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the switch cabinet comprises a first switch cabinet and a second switch cabinet, wherein a top middle block is fixedly connected to one side of the top of the first switch cabinet, pin holes are formed in two end faces of the top middle block, a top connecting lug is fixedly connected to the two ends of the other side of the top of the first switch cabinet, a cross limiting hole is formed in one side face of the top connecting lug, a connecting hole matched with the pin hole is formed in the top connecting lug, a switch cabinet drawer is movably connected to one side face of the first switch cabinet, a movable hole is formed in one side face of the first switch cabinet, a movable column is fixedly connected to the inside of the movable hole, a locking column is fixedly connected to one end of the movable column, a movable electrode is fixedly connected to the center of one end of the locking column, a fixed cylinder is fixedly connected to the inner side wall of the first switch cabinet, and an insulating rod is movably connected to the inside, one end of the insulating rod is fixedly connected with a ground wire electrode, the other end of the insulating rod is fixedly connected with a small tension spring, and one end of the small tension spring is fixedly connected with the bottom of the fixed cylinder.
Optionally, one end of the locking column is circumferentially and fixedly connected with a large tension spring, one end of the large tension spring is fixedly connected with the inner wall of the first switch cabinet, and the locking column is equal to and matched with the switch cabinet drawers in number.
Optionally, the movable electrode is electrically connected with the switch cabinet, and the ground electrode is electrically connected with a ground wire through a wire.
Optionally, the cubical switchboard drawer has a plurality of, a plurality of the cubical switchboard drawer is at a side equidistant distribution of first cubical switchboard, the outside fixedly connected with drawer handle of cubical switchboard drawer, the locking hole has been seted up to a side of cubical switchboard drawer, locking hole and locking post looks adaptation.
Optionally, the first switch cabinet and the second switch cabinet are identical, and the first switch cabinet is fixedly connected with the top middle block at the top of the second switch cabinet through the top connection lug.
Optionally, the inside joint of top engaging lug has the spacing post of magnet, a side middle part fixedly connected with connecting pin axle of the spacing post of magnet, one end of connecting pin axle is pegged graft inside the cotter hole of top middle block.
Three beneficial effects
The utility model provides a convenient fixed low pressure pull-out type cubical switchboard possesses following beneficial effect:
1. this convenient fixed low pressure pull-out type cubical switchboard, through setting up the top middle piece, can with the mutual chucking cooperation of top engaging lug, link together between two adjacent cubical switchboard, after connecting top engaging lug and top middle piece through connecting pin axle, the spacing post of magnet can adsorb in the inside in the spacing hole of cross, avoid connecting pin axle to drop, make the fixed connection between two adjacent cubical switchboard not only convenient but also firm, reached the purpose of conveniently fixing two adjacent cubical switchboard.
2. This convenient fixed low pressure pull-out type cubical switchboard through setting up the movable hole, can make the removal post remove in the inside of movable hole to drive the locking post and remove, can make movable electrode and ground wire electrode switch-on when the locking post breaks away from the locking hole, can guarantee to open the cubical switchboard drawer and in time ground connection before the maintenance, reach the purpose of guaranteeing maintainer life safety.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is an enlarged cross-sectional view of the thin film transistor of FIG. 1;
fig. 5 is a schematic view of the top connection lug of the present invention.
In the figure: 1. a top middle block; 2. a pin hole; 3. a first switch cabinet; 4. a second switch cabinet; 5. a cross limiting hole; 6. a top engaging lug; 7. a switchgear drawer; 8. a drawer handle; 9. a movable hole; 10. moving the column; 11. a magnet limiting post; 12. connecting a pin shaft; 13. a locking hole; 14. a locking post; 15. A movable electrode; 16. a ground electrode; 17. an insulating rod; 18. a small tension spring; 19. a fixed cylinder; 20. A large tension spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a low-voltage draw-out type switch cabinet convenient to fix comprises a first switch cabinet 3 and a second switch cabinet 4, wherein one side of the top of the first switch cabinet 3 is fixedly connected with a top middle block 1, two end faces of the top middle block 1 are respectively provided with a pin hole 2, two ends of the other side of the top of the first switch cabinet 3 are respectively fixedly connected with a top connecting lug 6, one side face of each top connecting lug 6 is provided with a cross limiting hole 5, the inside of each top connecting lug 6 is provided with a connecting hole matched with the pin hole 2, the top middle block 1 is arranged and can be mutually clamped and matched with the top connecting lugs 6, two adjacent switch cabinets are connected together, after the top connecting lugs 6 and the top middle block 1 are connected through connecting pin shafts 12, magnet limiting columns 11 can be adsorbed in the cross limiting holes 5, the connection pin shafts 12 are prevented from falling off, the fixed connection between the two adjacent switch cabinets is convenient and firm, the purpose of conveniently fixing two adjacent switch cabinets is achieved, a switch cabinet drawer 7 is movably connected to one side face of a first switch cabinet 3, a movable hole 9 is formed in one side face of the first switch cabinet 3, a movable column 10 is fixedly connected to the inside of the movable hole 9, a locking column 14 is fixedly connected to one end of the movable column 10, a movable electrode 15 is fixedly connected to the center of one end of the locking column 14, a large tension spring 20 is fixedly connected to the circumference of one end of the locking column 14, one end of the large tension spring 20 is fixedly connected to the inner wall of the first switch cabinet 3, the number of the locking columns 14 is equal to and matched with that of the switch cabinet drawer 7, a fixed cylinder 19 is fixedly connected to the inner side wall of the first switch cabinet 3, an insulating rod 17 is movably connected to the inside of the fixed cylinder 19, a ground wire electrode 16 is fixedly connected to one end of the insulating rod 17, a small tension spring 18 is fixedly connected to the other end of the insulating rod 17, one, the movable electrode 15 is electrically connected with the switch cabinet, the ground wire electrode 16 is electrically connected with a ground wire through a lead, a plurality of switch cabinet drawers 7 are arranged on one side surface of the first switch cabinet 3 at equal intervals, a drawer handle 8 is fixedly connected to the outer part of the switch cabinet drawer 7, a locking hole 13 is formed in one side surface of the switch cabinet drawer 7, the locking hole 13 is matched with a locking column 14, the first switch cabinet 3 and the second switch cabinet 4 are completely identical, the first switch cabinet 3 is fixedly connected with a top middle block 1 at the top of the second switch cabinet 4 through a top connecting lug 6, a magnet limiting column 11 is clamped in the inner part of the top connecting lug 6, a connecting pin shaft 12 is fixedly connected to the middle part of one side surface of the magnet limiting column 11, one end of the connecting pin shaft 12 is inserted in a pin hole 2 of the top middle block 1, and the movable hole 9 is arranged to enable the movable column 10 to move in the movable hole 9, thereby drive locking post 14 and remove, can make portable electrode 15 and ground wire electrode 16 switch-on when locking post 14 breaks away from locking hole 13, can guarantee to open the cubical switchboard drawer 7 before the maintenance in time ground connection with the cubical switchboard, reach the purpose of guaranteeing maintenance personal life safety.
When in use, firstly, the top connecting lug 6 on the first switch cabinet 3 is clamped with the top middle block 1 on the second switch cabinet 4, then the connecting pin shaft 12 is inserted into the cross limiting hole 5 of the top connecting lug 6, and the connecting pin shaft 12 penetrates through the internal connecting hole of the top connecting lug 6, so that one end of the connecting pin shaft 12 enters the pin hole 2, and the magnet limiting column 11 is absorbed in the cross limiting hole 5, so that the first switch cabinet 3 and the second switch cabinet 4 are firmly at the same height, when the internal equipment needs to be maintained, firstly, the moving column 10 moves in the movable hole 9, so that the moving column 10 drives the locking column 14 to be separated from the locking hole 13, meanwhile, the moving electrode 15 is communicated with the ground wire electrode 16, so that the switch cabinet is grounded, then, the drawer handle 8 is pulled out to pull out the switch cabinet drawer 7, and the switch cabinet drawer 7 is closed again after maintenance, one end of the locking column 14 is inserted into the locking hole 13 again under the action of the large tensioning spring 20, so that the switch cabinet drawer 7 is locked.
In conclusion, the device can be mutually clamped and matched with the top connecting lug 6 by arranging the top middle block 1, so that two adjacent switch cabinets are connected together, after the top connecting lug 6 and the top middle block 1 are connected through the connecting pin shaft 12, the magnet limiting column 11 can be adsorbed inside the cross limiting hole 5, so that the connecting pin shaft 12 is prevented from falling off, the fixed connection between two adjacent switch cabinets is convenient and firm, and the purpose of conveniently fixing the two adjacent switch cabinets is achieved, through the arrangement of the movable hole 9, the movable column 10 can move in the movable hole 9, thereby driving the locking column 14 to move, when the locking column 14 is separated from the locking hole 13, the movable electrode 15 and the ground wire electrode 16 can be connected, so that the switch cabinet can be grounded in time before the drawer 7 of the switch cabinet is opened for maintenance, and the aim of ensuring the life safety of maintenance personnel is fulfilled.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a convenient fixed low pressure pull-out type cubical switchboard, includes first cubical switchboard (3) and second cubical switchboard (4), its characterized in that: a top middle block (1) is fixedly connected to one side of the top of the first switch cabinet (3), pin holes (2) are formed in two end faces of the top middle block (1), top connection lugs (6) are fixedly connected to two ends of the other side of the top of the first switch cabinet (3), a cross limiting hole (5) is formed in one side face of each top connection lug (6), connection holes matched with the pin holes (2) are formed in the inside of each top connection lug (6), a switch cabinet drawer (7) is movably connected to one side face of the first switch cabinet (3), a movable hole (9) is formed in one side face of the first switch cabinet (3), a movable column (10) is fixedly connected to the inside of each movable hole (9), a locking column (14) is fixedly connected to one end of each movable column (10), and a movable electrode (15) is fixedly connected to the center of one end of each locking column (14), the utility model discloses a novel switch cabinet, including the inside wall fixedly connected with of first cubical switchboard (3) solid fixed cylinder (19), the inside swing joint of solid fixed cylinder (19) has insulator spindle (17), the one end fixedly connected with ground wire electrode (16) of insulator spindle (17), the little tight spring (18) that rises of other end fixedly connected with of insulator spindle (17), the bottom fixed connection of the one end of little tight spring (18) that rises and solid fixed cylinder (19).
2. The low-voltage draw-out switchgear convenient to fix of claim 1, wherein: the locking device is characterized in that a large tension spring (20) is fixedly connected to the circumference of one end of the locking column (14), one end of the large tension spring (20) is fixedly connected with the inner wall of the first switch cabinet (3), and the locking column (14) is equal to and matched with the switch cabinet drawers (7) in number.
3. The low-voltage draw-out switchgear convenient to fix of claim 1, wherein: the movable electrode (15) is electrically connected with the switch cabinet, and the ground electrode (16) is electrically connected with a ground wire through a lead.
4. The low-voltage draw-out switchgear convenient to fix of claim 1, wherein: cubical switchboard drawer (7) have a plurality of, a plurality of cubical switchboard drawer (7) are at a side equidistant distribution of first cubical switchboard (3), outside fixedly connected with drawer handle (8) of cubical switchboard drawer (7), locking hole (13) have been seted up to a side of cubical switchboard drawer (7), locking hole (13) and locking post (14) looks adaptation.
5. The low-voltage draw-out switchgear convenient to fix of claim 1, wherein: the first switch cabinet (3) and the second switch cabinet (4) are identical, and the first switch cabinet (3) is fixedly connected with the top middle block (1) at the top of the second switch cabinet (4) through a top connecting lug (6).
6. The low-voltage draw-out switchgear convenient to fix of claim 5, wherein: the magnet limiting column (11) is clamped inside the top connecting lug (6), a connecting pin shaft (12) is fixedly connected to the middle of one side face of the magnet limiting column (11), and one end of the connecting pin shaft (12) is inserted into the pin hole (2) of the top middle block (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020094620.7U CN211629555U (en) | 2020-01-16 | 2020-01-16 | Low-voltage draw-out type switch cabinet convenient to fix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020094620.7U CN211629555U (en) | 2020-01-16 | 2020-01-16 | Low-voltage draw-out type switch cabinet convenient to fix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211629555U true CN211629555U (en) | 2020-10-02 |
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ID=72638233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020094620.7U Expired - Fee Related CN211629555U (en) | 2020-01-16 | 2020-01-16 | Low-voltage draw-out type switch cabinet convenient to fix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211629555U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701576A (en) * | 2020-12-11 | 2021-04-23 | 安徽鑫龙电器股份有限公司 | Low-voltage switch cabinet combination connecting structure |
| CN114263979A (en) * | 2022-01-14 | 2022-04-01 | 珠海格力电器股份有限公司 | Water adding structure, humidifying device and air conditioner |
-
2020
- 2020-01-16 CN CN202020094620.7U patent/CN211629555U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701576A (en) * | 2020-12-11 | 2021-04-23 | 安徽鑫龙电器股份有限公司 | Low-voltage switch cabinet combination connecting structure |
| CN114263979A (en) * | 2022-01-14 | 2022-04-01 | 珠海格力电器股份有限公司 | Water adding structure, humidifying device and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 Termination date: 20220116 |