CN211397348U

CN211397348U - Switch cabinet operation hole locking structure

Info

Publication number: CN211397348U
Application number: CN201922163715.XU
Authority: CN
Inventors: 吴朝阳; 高林海; 胡定山
Original assignee: Zhejiang Yufang Electric Co ltd
Current assignee: Zhejiang Yufang Electric Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-09-01
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a switch cabinet operation hole locking structure, which relates to the technical field of switch cabinets and adopts the technical scheme that the structure comprises a cabinet door, wherein the cabinet door is provided with an operation hole for a handle to pass through, a sealing part is arranged at the operation hole outside the cabinet door, a supporting seat connected with the cabinet door is arranged at the lower side of the sealing part, and a connecting seat is arranged at the supporting seat; the connecting seat is vertically divided into two symmetrically arranged connecting pieces along the middle part, each connecting piece comprises a fixed plate attached to the cabinet door and a connecting plate connected to the upper end of the fixed plate, and semicircular holes are formed in opposite sides of the two connecting plates; the supporting seat comprises a supporting bar which is connected with the cabinet door and clings to the lower end of the fixed plate, a baffle which is clings to the side face of the fixed plate departing from the cabinet door and is connected with the supporting bar. The utility model has the advantages of as follows: the emergency condition is followed and had reserve opening mode, and reserve opening mode is comparatively hidden, and the security is high.

Description

Switch cabinet operation hole locking structure

Technical Field

The utility model relates to a cubical switchboard technical field, in particular to cubical switchboard handle hole locking structure.

Background

The switch cabinet is an electrical device and mainly used for opening, closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system. The switch cabinet is simple in structure and comprises a cabinet body, and a vacuum circuit breaker, an isolating switch, a grounding switch, a cable and the like which are arranged inside the cabinet body.

Wherein isolator, earthing switch, energy storage switch all insert through L shape or T shape handle and rotate and open and shut, and the cabinet door corresponds each switch department and all is provided with the operation hole that supplies the handle to pass. Before maintenance, power is cut off, after maintenance, power is transmitted, and power transmission and power cut-off operation need to be carried out according to a specified sequence. The power transmission operation process is as follows: 1. hanging the upper door and the lower door; 2. the handle is inserted into the grounding switch operation hole, rotates reversely, and the grounding switch is opened; 3. the handle is inserted into the isolating switch operation hole, and rotates clockwise, and the isolating switch is switched on; 4. the handle is inserted into the energy storage operation hole and rotates anticlockwise, and the spring mechanism stores energy manually; 5. the vacuum switch is rotated anticlockwise to be switched on, and the vacuum switch is switched on.

Chinese patent with publication number CN205583494U discloses a rotary-type cubical switchboard handcart handle hole anti-misoperation device, which comprises a cubical switchboard, wherein a front cabinet surface of the cubical switchboard is provided with a handcart handle hole, a front cabinet surface of the cubical switchboard is provided with an annular base with a circular cover plate, the handcart handle hole is covered in the annular base, the lower ends of the cover plate and the annular base are hinged through a positioning pin shaft perpendicular to the cover plate, the upper ends of the cover plate and the annular base are respectively provided with a connecting lug which is mutually matched, the connecting lug is perpendicular to the front cabinet surface and is provided with a lock hole, and the cover plate is locked and connected with the annular base through the lock hole by a padlock.

The anti-misoperation device is characterized in that the cover plate is arranged at the operating hole and fixed through the padlock, and the padlock is opened by using a key when corresponding operation is required, so that the danger and the hazard of misoperation of irrelevant personnel are avoided. However, the above solutions have the defect that the key is lost and cannot be opened in an emergency, and have limitations and need to be improved.

SUMMERY OF THE UTILITY MODEL

To the technical defect, the utility model aims at providing a cubical switchboard handle hole locking structure has reserve opening mode and this mode to conceal, is applicable to emergency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a switch cabinet operation hole locking structure comprises a cabinet door, wherein the cabinet door is provided with an operation hole for a handle to pass through, a sealing piece is arranged at the operation hole on the outer side of the cabinet door, a supporting seat connected with the cabinet door is arranged on the lower side of the sealing piece, and a connecting seat is arranged at the supporting seat;

the connecting seat is vertically divided into two symmetrically arranged connecting pieces along the middle part, each connecting piece comprises a fixed plate attached to the cabinet door and a connecting plate connected to the upper end of the fixed plate, and semicircular holes are formed in opposite sides of the two connecting plates;

the supporting seat comprises a supporting bar which is connected with the cabinet door and clings to the lower end of the fixed plate, and a baffle which clings to the side of the fixed plate departing from the cabinet door and is connected with the supporting bar;

the closing part comprises a cover plate which is arranged at the position of the operating hole and is hinged with the cabinet door, and a padlock plate which is connected to the lower end of the cover plate and is attached to the connecting plate, wherein the padlock plate is provided with padlock holes which are opposite to the two semicircular holes.

Through adopting above-mentioned technical scheme, can directly pull open two connecting plates about emergency for two semicircle openings part, two connecting pieces and then can not restrict the padlock, thereby can directly rotate the closure that has the padlock, make the handle expose, the handle can insert and twist the corresponding switch. The standby opening mode is hidden, and the arrangement of the padlock can guide irrelevant personnel to think that the key is needed to open the padlock, but does not think that the standby opening mode can be adopted, so that the safety is high.

The utility model discloses further set up to: the middle part of the fixing plate is transversely provided with a waist-shaped hole, and the inner side of the baffle is connected with a clamping column clamped into the waist-shaped hole.

Through adopting above-mentioned technical scheme, the cooperation in card post and waist shape hole for the fixed plate only can control and slide, and the scope of sliding of fixed plate receives the restriction, prevents the connecting piece landing and the trouble of losing.

The utility model discloses further set up to: and a moving-out hole for moving out the clamping column is communicated with the lower side of the opposite end of each of the two kidney-shaped holes.

Through adopting above-mentioned technical scheme, two fixed plates slide mutually in the back to being withstood by the post, just can up promote and with the supporting seat separation, the supporting seat quick assembly disassembly of being convenient for.

The utility model discloses further set up to: two the fixed plate one end downside in opposite directions is connected with gliding cutting from top to bottom, the support bar is provided with the jack that supplies the cutting to insert.

Through adopting above-mentioned technical scheme, under the handle hole locking state, the cutting inserts the jack, and the fixed plate can't control and slide. When the pen needs to be opened in an emergency, the pen point is used for poking the inserting strip upwards until the inserting strip is separated from the jack, and then the fixing plate is transversely slid.

The utility model discloses further set up to: the fixed plate is provided with a containing groove for containing the cutting, a fixed block is connected between two opposite inner walls of the containing groove, the cutting is provided with a strip hole for the fixed block to pass through, and the length of the strip hole is vertically arranged.

Through adopting above-mentioned technical scheme, the cutting only can slide from top to bottom, and the side can not be the relative fixed plate protrusion, and two fixed plates can closely laminate.

The utility model discloses further set up to: and when the fixed block is attached to the inner wall of the upper end of the long hole, the end part of the cutting is inserted into the jack and does not extend out.

Through adopting above-mentioned technical scheme, improve the disguise of reserve open mode.

The utility model discloses further set up to: hinge post with cabinet door connection is worn to be equipped with by apron one end, hinge post is located handle hole left side or right side.

By adopting the technical scheme, the operation hole can not be shielded when the closing piece is in a natural hanging state after being rotated and opened.

To sum up, the utility model discloses following beneficial effect has: the left and right split type of the connecting seat is arranged, so that the locking structure of the operation hole is provided with a standby opening mode, the trouble that a key cannot be found in an emergency state is avoided, the standby opening mode is concealed, and the safety is high.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is an enlarged schematic view of area A of FIG. 1;

FIG. 3 is a schematic structural diagram of the supporting seat and the connecting seat in the embodiment;

fig. 4 is a schematic structural view of a connector in the embodiment.

Description of reference numerals: 1. a cabinet door; 11. an operation hole; 2. a closure; 21. a cover plate; 22. hanging a lock plate; 221. hanging the lock hole; 3. a supporting seat; 31. a supporting strip; 311. a jack; 32. a baffle plate; 33. clamping the column; 4. a connecting seat; 5. a connecting member; 51. a fixing plate; 511. a waist-shaped hole; 512. removing the hole; 513. a containing groove; 52. a connecting plate; 521. a semicircular hole; 53. cutting; 531. a strip hole; 54. a fixed block; 6. a hinged column.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A switch cabinet operation hole locking structure is shown in figures 1 and 2 and comprises a cabinet door 1, wherein three operation holes 11 for a handle to penetrate through are formed in the cabinet door 1 and respectively correspond to a grounding switch, an energy storage switch and an isolating switch. For preventing that irrelevant personnel from operating and causing dangerous problem, cabinet door 1 is connected with supporting seat 3 in operation hole 11 below, and supporting seat 3 department installs connecting seat 4, and connecting seat 4 upside is connected with and is used for sealing the closed piece 2 of operation hole 11.

As shown in fig. 2, the closing member 2 includes a cover plate 21 for closing the operation hole 11, and a padlock plate 22 fixedly connected to a lower end of the cover plate 21, and a padlock hole 221 is provided in a middle portion of the padlock plate 22. The cover plate 21 is fan-shaped, and the end part thereof is rotatably provided with a hinge post 6 fixedly connected with the cabinet door 1. Two of the hinge columns 6 are located at the upper left side of the corresponding operation hole 11, and the other hinge column 6 is located at the upper right side of the corresponding operation hole 11. The cover plate 21 rotates clockwise around the hinge post 6 until the padlock plate 22 is supported by the connecting seat 4, the cover plate 21 closes the corresponding operation hole 11, so that the handle cannot extend into the operation hole, and the padlock plate 22 is in a horizontal state at the moment. The cover plate 21 rotates counterclockwise around the hinge post 6 until it is in a natural hanging state, and does not block the operation hole 11.

As shown in fig. 3 and 4, the connecting seat 4 is divided into two symmetrical connecting pieces 5 along the middle vertical portion, and each connecting piece 5 includes a fixing plate 51 attached to the cabinet door 1 and a connecting plate 52 fixedly connected to the upper end of the fixing plate 51. The connecting plate 52 is perpendicular to the fixing plate 51 so that the connecting member 5 has an L-shaped cross-section. Two opposite sides of the two connecting plates 52 are provided with semicircular holes 521, and when the two connecting pieces 5 are tightly attached to each other, the two semicircular holes 521 form a complete circular hole with the same size as the padlock hole 221. When the closing part 2 rotates to close the operation hole 11, the padlock plate 22 is closely attached to the upper side surface of the connecting plate 52, and the padlock holes 221 are opposite to the two semicircular holes 521. The two fixing plates 51 are provided with a containing groove 513 at the lower side of the opposite end, and the opposite side and the lower side of the two containing grooves 513 are provided with openings. The accommodating groove 513 is internally provided with an inserting strip 53 capable of sliding up and down, the size of the inserting strip 53 is matched with that of the accommodating groove 513, a long hole 531 is vertically arranged on the inserting strip 53, and a fixing block 54 penetrating through the long hole 531 is fixedly connected between the two inner walls of the accommodating groove 513.

As shown in fig. 3, the supporting seat 3 includes a supporting bar 31 fixedly connected to the cabinet door 1 and tightly attached to the lower ends of the two fixing plates 51, and a baffle 32 tightly attached to the side of the fixing plate 51 away from the cabinet door 1 and fixedly connected to the supporting bar 31 at the lower end, so that the supporting seat 3 has an L-shaped cross section. The width of the supporting seat 3 in the transverse direction is equal to the sum of the widths of the two connecting pieces 5 in the transverse direction, and the middle part of the supporting bar 31 is provided with an insertion hole 311 for the two inserting bars 53 to be inserted together.

As shown in fig. 3 and 4, a waist-shaped hole 511 is transversely arranged in the middle of the fixing plate 51, a clamping column 33 clamped in the waist-shaped hole 511 is fixedly connected to the inner side of the baffle 32, and a moving-out hole 512 for moving out the clamping column 33 is communicated with the lower side of one opposite end of the two waist-shaped holes 511. Due to the cooperation of the clamping column 33 and the waist-shaped hole 511, the fixed plate 51 can only slide left and right, and the sliding range of the fixed plate 51 is limited. When the two fixing plates 51 are tightly attached, the clamping column 33 is tightly attached to the inner wall of the opposite end of the two waist-shaped holes 511, the hanging lock hole 221 faces the two semicircular holes 521, the inserting bar 53 naturally slides down to be inserted into the inserting hole 311, and at the moment, the fixing block 54 is attached to the inner wall of the upper end of the long hole 531, and the inserting bar 53 does not extend out of the inserting hole 311.

When the padlock needs to be opened in an emergency, the inserting strip 53 is poked by a pen point to be separated from the inserting hole 311, then the two fixing plates 51 are pulled back and forth until the clamping column 33 is attached to the inner wall of the opposite end of the two waist-shaped holes 511, the padlock is not limited by the two connecting plates 52 at the moment, the closing part 2 with the padlock can directly rotate, the operation hole 11 is exposed, the padlock does not need to be opened, and finally the handle can be inserted to twist the corresponding switch.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a cubical switchboard handle hole locking structure, includes cabinet door (1), and cabinet door (1) is provided with handle hole (11) that supply the handle to pass, its characterized in that: a sealing piece (2) is arranged at the position of the operation hole (11) on the outer side of the cabinet door (1), a supporting seat (3) connected with the cabinet door (1) is arranged on the lower side of the sealing piece (2), and a connecting seat (4) is arranged at the position of the supporting seat (3);

the connecting seat (4) is vertically divided into two symmetrically arranged connecting pieces (5) along the middle part, each connecting piece (5) comprises a fixing plate (51) attached to the cabinet door (1) and a connecting plate (52) connected to the upper end of each fixing plate (51), and one opposite side of each connecting plate (52) is provided with a semicircular hole (521);

the supporting seat (3) comprises a supporting bar (31) which is connected with the cabinet door (1) and clings to the lower end of the fixing plate (51), and a baffle (32) which clings to the side of the fixing plate (51) departing from the cabinet door (1) and is connected with the supporting bar (31);

the closing piece (2) comprises a cover plate (21) which is arranged at the position of the operation hole (11) in a covering mode and is hinged to the cabinet door (1), and a padlock plate (22) which is connected to the lower end of the cover plate (21) and attached to the connecting plate (52), wherein the padlock plate (22) is provided with padlock holes (221) which are right opposite to the two semicircular holes (521).

2. The switch cabinet operation hole locking structure according to claim 1, wherein: the middle of the fixing plate (51) is transversely provided with a waist-shaped hole (511), and the inner side of the baffle plate (32) is connected with a clamping column (33) clamped into the waist-shaped hole (511).

3. The switch cabinet operation hole locking structure according to claim 2, wherein: and a moving-out hole (512) for moving out the clamping column (33) is communicated with the lower side of one end of each of the two opposite waist-shaped holes (511).

4. The switch cabinet operation hole locking structure according to claim 1, wherein: two but fixed plate (51) opposite direction one end downside is connected with slip-in strip (53) from top to bottom, support bar (31) are provided with supply slip-in strip (53) male jack (311).

5. The switch cabinet operation hole locking structure according to claim 4, wherein: the fixing plate (51) is provided with a containing groove (513) for containing the inserting strip (53), a fixing block (54) is connected between two opposite inner walls of the containing groove (513), the inserting strip (53) is provided with a strip hole (531) for the fixing block (54) to pass through, and the length of the strip hole (531) is vertically arranged.

6. The switch cabinet operation hole locking structure according to claim 5, wherein: when the fixing block (54) is attached to the inner wall of the upper end of the long hole (531), the end of the inserting bar (53) is inserted into the inserting hole (311) and does not extend out.

7. The switch cabinet operation hole locking structure according to claim 1, wherein: hinge post (6) of being connected with cabinet door (1) are worn to be equipped with by apron (21) one end, hinge post (6) are located operation hole (11) left side or right side.