CN219477303U - Low-voltage type switch cabinet with safety interlocking structure - Google Patents
Low-voltage type switch cabinet with safety interlocking structure Download PDFInfo
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- CN219477303U CN219477303U CN202320211932.5U CN202320211932U CN219477303U CN 219477303 U CN219477303 U CN 219477303U CN 202320211932 U CN202320211932 U CN 202320211932U CN 219477303 U CN219477303 U CN 219477303U
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Abstract
The utility model discloses a low-voltage type switch cabinet with a safety interlocking structure, and relates to the technical field of switch cabinets. The utility model comprises a cabinet body, wherein an operation hole and a through groove are arranged in the middle of the cabinet body, a chute is arranged on one side of the cabinet body, a valve is slidably matched with the operation hole and the chute, an operation shaft is arranged in the operation hole, and a front lower door is arranged on one side of the cabinet body. According to the utility model, the rotating plate corresponding to the valve is arranged, the positioning column corresponding to the rotating plate is arranged, the valve can be pressed down to expose the operation hole after the front lower door is closed and locked, then the operation shaft is rotated to open the grounding switch, the front lower door is always in a locking state and can not be opened after the locking plate is clamped with the lifting rod after the grounding switch is opened, the front lower door can be opened after the grounding switch is closed by the rotation of the operation shaft, the valve can not be pressed down after the front lower door is opened, and the operation shaft can not be rotated to open the grounding switch when the front lower door is opened, so that the safety of the switch cabinet is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of switch cabinets, and particularly relates to a low-voltage type switch cabinet with a safety interlocking structure.
Background
The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The electric elements can be reliably fixed at the determined positions in the cabinet body. The cabinet body is generally in the shape of a cube, such as a screen type, a box type and the like, and also has a prismatic platform, such as a desk type and the like. The cabinet has a single column and an array. When the low-voltage switch cabinet is maintained and overhauled, in order to prevent personal safety from being endangered due to electrification of the low-voltage switch cabinet, an operation shaft in the low-voltage switch cabinet is required to be rotated firstly to switch on a grounding switch in the low-voltage switch cabinet to be grounded, then a front lower door or a rear door of the low-voltage switch cabinet can be opened to maintain and overhauled, and in the process of opening the door to maintain and overhauled, the operation shaft is not allowed to be rotated to switch off the grounding switch to be disconnected to be grounded.
The rear door and the front lower door of the existing low-voltage switch cabinet are not interlocked with the grounding switch, the opening and closing of the rear door and the opening and closing of the front lower door are mutually independent, so that the situation that the grounding switch is not closed to the ground easily occurs, maintenance personnel open the front lower door or the rear door of the low-voltage switch cabinet to carry out maintenance and overhaul, or the grounding switch of the low-voltage switch cabinet is opened by mistake to disconnect the ground in the process of door opening and maintenance and overhaul, and electric shock danger easily occurs.
Disclosure of Invention
The utility model aims to provide a low-voltage type switch cabinet with a safety interlocking structure, which solves the technical problem that a rear door and a front lower door of the low-voltage switch cabinet in the prior art are not interlocked with a grounding switch.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the low-voltage switch cabinet with the safety interlocking structure comprises a cabinet body, wherein an operation hole and a through groove are formed in the middle of the cabinet body, a sliding groove is formed in one side of the cabinet body, a valve is slidably matched with the operation hole and the sliding groove, an operation shaft is arranged in the operation hole, and a front lower door is arranged on one side of the cabinet body;
the periphery of operating axle is fixed with the cam, the periphery sliding fit of cam has the lifter, the periphery sliding fit of lifter has the mounting panel, the periphery normal running fit of lifter has the plate body, plate body and mounting panel elastic fit, and the one end of plate body is fixed with the reference column, sliding fit has the locking plate corresponding with preceding lower door in logical groove, locking plate and lifter looks joint, the upside of locking plate is fixed with the screw rod with plate body screw-thread fit, lower part normal running fit in the spout has the pivot, the periphery of pivot is fixed with the flitch, the both ends of flitch respectively with valve, the reference column is corresponding.
Optionally, the valve is located one side of operating axle, is fixed with first spring between the downside of rotor plate one end and the spout, and the lower extreme of valve is located the upside of rotor plate one end, and the reference column is located the upside of rotor plate other end, and one side of preceding lower door is fixed with the locking piece, and the locked groove has been seted up to the upside of rotor plate one end, and the locked groove corresponds with the locking piece.
Optionally, the draw-in groove has been seted up to one side of lifter, and the middle part sliding fit of lock plate has the draw-in bar, and the one end and the draw-in groove of draw-in bar are corresponding, are fixed with the second spring between one side of lock plate and the week side of lifter, are fixed with the third spring between plate body and the mounting panel, and the week side of lifter is located to the third spring cover.
The embodiment of the utility model has the following beneficial effects:
according to the embodiment of the utility model, the rotating plate corresponding to the valve is arranged, the positioning column corresponding to the rotating plate is arranged, the valve can be pressed down to expose the operation hole after the front lower door is closed and locked, then the operation shaft is rotated to open the grounding switch, the locking plate is always in a locking state and can not be opened when the grounding switch is clamped with the lifting rod after the grounding switch is opened, the front lower door can be opened after the grounding switch is closed by the rotation of the operation shaft, the valve can not be pressed down to enable the switch of the front lower door to be linked with the opening and closing of the grounding switch, and the operation shaft can not be rotated to open the grounding switch when the front lower door is opened, so that the safety of the switch cabinet is greatly improved.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic diagram of an assembled cabinet structure according to an embodiment of the utility model.
Wherein the above figures include the following reference numerals:
the cabinet body 1, the operation hole 2, the valve 3, the operation shaft 4, the cam 5, the front lower door 6, the sliding chute 7, the locking piece 8, the through slot 9, the locking plate 10, the locking slot 11, the lifting rod 12, the plate body 13, the screw 14, the clamping rod 15, the rotating shaft 16, the rotating plate 17, the positioning column 18 and the mounting plate 19.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.
Referring to fig. 1, in this embodiment, there is provided a low voltage type switchgear having a safety interlock structure, including: the novel multifunctional cabinet comprises a cabinet body 1, wherein an operation hole 2 and a through groove 9 are formed in the middle of the cabinet body 1, a sliding groove 7 is formed in one side of the cabinet body 1, a valve 3 is in sliding fit with the operation hole 2 and the sliding groove 7, an operation shaft 4 is arranged in the operation hole 2, and a front lower door 6 is arranged on one side of the cabinet body 1;
the cam 5 is fixed on the periphery of the operation shaft 4, the lifting rod 12 is matched with the periphery of the cam 5 in a sliding manner, the mounting plate 19 is matched with the periphery of the lifting rod 12 in a sliding manner, the plate 13 is elastically matched with the mounting plate 19 in a rotating manner, one end of the plate 13 is fixedly provided with the positioning column 18, the locking plate 10 corresponding to the front lower door 6 is matched with the through groove 9 in a sliding manner, the locking plate 10 is clamped with the lifting rod 12, the screw 14 matched with the plate 13 in a threaded manner is fixed on the upper side of the locking plate 10, the rotating shaft 16 is matched with the lower portion in the sliding groove 7 in a rotating manner, the rotating plate 17 is fixed on the periphery of the rotating shaft 16, and two ends of the rotating plate 17 respectively correspond to the valve 3 and the positioning column 18.
The application of one aspect of the embodiment is: firstly, the front lower door 6 is closed, the valve 3 is pressed down after the lock plate 10 is locked with the front lower door 6, then the operation shaft 4 is rotated through the operation hole 2 to open the grounding switch, the lifting rod 12 is driven to lift by the elastic cooperation of the grounding switch opening rear plate body 13 and the mounting plate 19, and then the lifting rod 12 simultaneously drives the lock plate 10 to lift, so that the lock plate 10 and the front lower door 6 are locked relatively to fix the front lower door 6 and cannot be opened; after the grounding switch is switched on by rotating the operating shaft 4, the cam 5 on the periphery of the operating shaft 4 extrudes the lifting rod 12, so that the lifting rod 12 drives the lock plate 10 to synchronously descend, then the lock plate 10 and the front lower door 6 cancel the locking relationship, the front lower door 6 can be opened, the positioning column 18 fixes one end of the rotating plate 17, the other end of the rotating plate 17 positions the valve 3, and the valve 3 cannot be pressed down, therefore, the operating shaft 4 is in a switch-on state when the front lower door 6 is opened, and the use of the low-voltage switch cabinet safety interlocking structure is completed. It should be noted that all the electric devices involved in the present application can be powered by a storage battery or an external power supply.
Through setting up the pivoted plate 17 that corresponds with shutter 3, set up the reference column 18 that corresponds with pivoted plate 17, the shutter 3 just can be pressed and expose operating hole 2 after making preceding lower door 6 door lock, then rotate operating shaft 4 and make the earthing switch open brake, the earthing switch open brake back lock plate 10 and lifter 12 looks joint preceding lower door 6 then be in the locking state all the time and can't open, after the operating shaft 4 makes the earthing switch close brake, preceding lower door 6 just can be opened, after preceding lower door 6 is opened, shutter 3 then can't be pressed down, make the switch of preceding lower door 6 and the divide-shut brake of earthing switch link mutually, operating shaft 4 can not rotate when preceding lower door 6 opens and make the earthing switch open brake, so just improved the security of cubical switchboard greatly.
Referring to fig. 1, the shutter 3 of the present embodiment is located at one side of the operation shaft 4, a first spring is fixed between the lower side of one end of the rotation plate 17 and the chute 7, the lower end of the shutter 3 is located at the upper side of one end of the rotation plate 17, the positioning post 18 is located at the upper side of the other end of the rotation plate 17, a locking block 8 is fixed at one side of the front lower door 6, a locking slot 11 is formed at the upper side of one end of the locking plate 10, and the locking slot 11 corresponds to the locking block 8.
Referring to fig. 1, when the lock plate 10 is lifted, the lock block 8 and the lock groove 11 are locked, and one: lifting rod 12 rises and drives lock plate 10 to rise synchronously, then lifting rod 12 drives locating column 18 to cancel the position location to rotating plate 17, two: when the lock plate 10 is lifted independently, the screw 14 and the plate body 13 are in threaded fit to drive the plate body 13 to drive the positioning column 18 to rotate, so that the positioning column 18 staggers to position the rotating plate 17 when rotating; therefore, when the positioning column 18 cancels the positioning of the rotating plate 17, the valve 3 can be directly pressed down, the lower end of the valve 3 presses one end of the rotating plate 17, the rotating plate 17 rotates along the rotating shaft 16, and the first spring is in a pressed state.
Referring to fig. 1, a clamping groove is formed on one side of the lifting rod 12 in the present embodiment, a clamping rod 15 is slidably engaged with the middle portion of the locking plate 10, one end of the clamping rod 15 corresponds to the clamping groove, a second spring is fixed between one side of the locking plate 10 and the circumferential side of the lifting rod 12, a third spring is fixed between the plate 13 and the mounting plate 19, and the third spring is sleeved on the circumferential side of the lifting rod 12. When the lock plate 10 needs to be lifted independently, the clamping connection rod 15 is pulled to enable the clamping connection rod 15 to cancel the clamping connection relation to the clamping groove, the second spring drives the lock plate 10 to slide along the lifting rod 12, when the lifting rod 12 and the lock plate 10 are lifted or lowered synchronously, the clamping connection rod 15 is pushed to enable the clamping connection rod 15 to generate the clamping connection relation to the clamping groove, and the third spring elastically rebounds to drive the lifting rod 12 to lift.
The front lower door 6 is closed and locked, the valve 3 can be pressed down to expose the operation hole 2, so that the operation shaft 4 is rotated to open the grounding switch, and the front lower door 6 is always in a locking state and can not be opened after the grounding switch is opened and the locking plate 10 is clamped with the lifting rod 12; when the operation shaft 4 is rotated to switch on the grounding switch, the front lower door 6 can be opened, and after the front lower door 6 is opened, the valve 3 cannot be pressed down, so that the operation shaft 4 cannot be rotated to switch off the grounding switch when the front lower door 6 is opened, and the switch of the front lower door 6 is linked with the switch of the grounding switch.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Claims (6)
1. A low voltage switchgear having a safety interlock structure, comprising: the novel multifunctional intelligent cabinet comprises a cabinet body (1), wherein an operation hole (2) and a through groove (9) are formed in the middle of the cabinet body (1), a sliding groove (7) is formed in one side of the cabinet body (1), a valve (3) is in sliding fit with the operation hole (2) and the sliding groove (7), an operation shaft (4) is arranged in the operation hole (2), and a front lower door (6) is arranged on one side of the cabinet body (1);
the periphery of operating shaft (4) is fixed with cam (5), the periphery slip fit of cam (5) has lifter (12), the periphery slip fit of lifter (12) has mounting panel (19), the periphery of lifter (12) normal running fit has plate body (13), plate body (13) and mounting panel (19) elastic fit, and the one end of plate body (13) is fixed with reference column (18), sliding fit has latch plate (10) corresponding with preceding lower door (6) in logical groove (9), latch plate (10) and lifter (12) looks joint, latch plate (10) upside be fixed with plate body (13) screw rod (14) of screw-thread fit, lower part normal running fit in spout (7) has pivot (16), the periphery side of pivot (16) is fixed with rotor plate (17), the both ends of rotor plate (17) respectively correspond with valve (3), reference column (18).
2. A low voltage switchgear with safety interlock according to claim 1, characterized in that the shutter (3) is located on one side of the operating shaft (4), a first spring being fixed between the lower side of one end of the rotating plate (17) and the chute (7).
3. A low-voltage switchgear with safety interlock according to claim 1, characterized in that the lower end of the shutter (3) is located on the upper side of one end of the rotating plate (17) and the positioning post (18) is located on the upper side of the other end of the rotating plate (17).
4. The low-voltage type switch cabinet with the safety interlocking structure according to claim 1, wherein a locking block (8) is fixed on one side of the front lower door (6), a locking groove (11) is formed in the upper side of one end of the locking plate (10), and the locking groove (11) corresponds to the locking block (8).
5. The low-voltage type switch cabinet with the safety interlocking structure according to claim 1, characterized in that a clamping groove is formed in one side of the lifting rod (12), a clamping rod (15) is slidably matched in the middle of the locking plate (10), one end of the clamping rod (15) corresponds to the clamping groove, and a second spring is fixed between one side of the locking plate (10) and the peripheral side of the lifting rod (12).
6. A low voltage switchgear with safety interlock according to claim 1, characterized in that a third spring is fixed between the plate body (13) and the mounting plate (19), and the third spring is sleeved on the periphery of the lifting rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320211932.5U CN219477303U (en) | 2023-02-14 | 2023-02-14 | Low-voltage type switch cabinet with safety interlocking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320211932.5U CN219477303U (en) | 2023-02-14 | 2023-02-14 | Low-voltage type switch cabinet with safety interlocking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219477303U true CN219477303U (en) | 2023-08-04 |
Family
ID=87462083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320211932.5U Active CN219477303U (en) | 2023-02-14 | 2023-02-14 | Low-voltage type switch cabinet with safety interlocking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219477303U (en) |
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2023
- 2023-02-14 CN CN202320211932.5U patent/CN219477303U/en active Active
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