CN216406471U

CN216406471U - In put cabinet instrument door stop device

Info

Publication number: CN216406471U
Application number: CN202122903078.2U
Authority: CN
Inventors: 陈春生
Original assignee: Jiangsu Eryue Power Equipment Co ltd
Current assignee: Jiangsu Eryue Power Equipment Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-29
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to a limiting device for an instrument door of a centrally installed switchgear, which comprises a hinge seat, a supporting rod and a limiting beam, wherein the limiting beam is arranged at the top of the inner wall of a switchgear body, the hinge seat is arranged at the inner side of a cabinet door corresponding to the limiting beam, and the limiting device is arranged at the top of the centrally installed switchgear, so that the limiting device is prevented from interfering with a circuit in the switchgear, and unnecessary troubles are reduced for the inspection and the overhaul of power distribution equipment after the power distribution equipment is put into operation. One end of the supporting rod is rotatably connected with the hinge seat, the other end of the supporting rod is slidably connected with the sliding groove on the limiting beam, and the supporting rod provides supporting force for the cabinet door in an open state of the cabinet door, so that the cabinet door is prevented from being slowly closed under the elastic action of the copper-plastic wire, and an operator does not need to hold the cabinet door while operating; the bracing piece passes through sliding assembly and spout sliding connection, and sliding assembly includes the heterotypic bolt that suits with the spout structure, and the head of heterotypic bolt is including setting up first portion and the second portion in spout second width and first width respectively, ensures that the sliding connection of bracing piece and spacing roof beam is nimble, avoids the card to die.

Description

In put cabinet instrument door stop device

Technical Field

The utility model relates to the technical field of high-voltage distribution equipment, in particular to an instrument door limiting device of a centrally installed switchgear.

Background

Owing to put and be provided with controlling device on the cabinet instrument door, more electrical components such as change over switch, consequently be connected with more copper and mould the line, a plurality of copper are moulded the line and are assembled together and fix on the instrument door through line frame one end, the other end is fixed on the cabinet body, the centre leaves certain surplus so that open the door in order to be convenient for, can make the cabinet door slowly close under the elastic action of copper plastic wire copper core after the instrument door is opened, need just can be under construction and overhaul through hand-held mode, thereby influence maintenance efficiency.

In view of the above problems, the designer actively makes research and innovation based on the practical experience and professional knowledge that the product engineering is applied for many years, so as to create a limiting device for the instrument door of the centrally installed switchgear, and the limiting device is more practical.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mid-set cabinet instrument door limiting device aiming at the defects in the prior art.

In order to achieve the purpose, the utility model adopts the technical scheme that: a mid-cabinet instrument door limiting device comprises: the cabinet door comprises a hinge seat, a support rod and a limit beam, wherein the limit beam is arranged at the top of the inner wall of the cabinet body, the hinge seat is arranged on the inner side of the cabinet door corresponding to the limit beam, one end of the support rod is hinged with the hinge seat, and the other end of the support rod is connected with the limit beam in a sliding mode through a sliding assembly arranged on the support rod;

the limiting beam is arranged in parallel with the cabinet door in a closed state, a sliding groove is formed in the length direction of the limiting beam, and the sliding assembly is connected with the sliding groove in a sliding mode.

Furthermore, the sliding assembly comprises a special-shaped bolt and a nut, the head of the special-shaped bolt is connected with the sliding groove in a sliding mode, and the nut is in threaded connection with the screw rod part of the special-shaped bolt;

the one end that the bracing piece was kept away from articulated seat with lead screw portion rotates and is connected, the nut is located the bracing piece is kept away from one side of head.

Further, still the cover is equipped with the gasket on the screw rod portion, the gasket is located the nut with between the bracing piece, the nut passes through the gasket will the one end orientation of bracing piece spacing roof beam compresses tightly.

Further, the head of the profiled bolt includes a first portion and a second portion, the second portion being located between the wire shaft portion and the first portion.

Furthermore, the sliding groove is formed in the bottom face of the limiting beam, the cross section of the sliding groove is of a stepped structure, and a first width and a second width are sequentially formed in the sliding groove along the depth direction of the sliding groove.

Further, the first width is smaller than the second width, the minimum length of the first part is larger than the first width, the maximum length of the first part is larger than the second width, and the length of the second part is adapted to the first width and is in sliding connection with the sliding groove at the first width.

Further, the bracing piece sets gradually first thickness, second thickness and third thickness along its length direction, first thickness the second thickness with the third thickness reduces in proper order, first thickness department the bracing piece through the round pin axle with articulated seat rotates and connects, third thickness department seted up the through-hole on the bracing piece and with the slip subassembly rotates and connects.

Furthermore, the first thickness part of the supporting rod can move along the axial direction of the pin shaft.

The utility model has the beneficial effects that:

in the application, two ends of a supporting rod are movably connected with a cabinet body and a cabinet door respectively, wherein one end close to the cabinet door is rotatably connected with a hinge seat fixed on the cabinet door, and the other end close to the cabinet body is slidably connected with a chute fixed on a limiting beam on the inner wall of the top of the cabinet body;

the bracing piece passes through sliding assembly and the spout sliding connection on the spacing roof beam, and sliding assembly includes the heterotypic bolt that suits with the spout structure, and the head of heterotypic bolt is including setting up first portion and the second portion in spout second width and first width respectively, ensures that the sliding connection of bracing piece and spacing roof beam is nimble, avoids the card dead.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view illustrating an installation of a limiting device in a centrally installed switchgear in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an instrument gate limiting device according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a hinge seat and a support rod according to an embodiment of the present invention;

FIG. 4 is a schematic view of the connection between the sliding assembly and the sliding slot according to the embodiment of the present invention;

FIG. 5 is a schematic structural view of a sliding assembly according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of a chute according to an embodiment of the present invention;

FIG. 7 is a schematic view illustrating the engagement between the head of the profiled bolt and the sliding groove according to the embodiment of the present invention;

FIG. 8 is a schematic view of a limiting device in an open state of a cabinet door according to an embodiment of the present invention;

fig. 9 is a schematic view of a limiting device in a closed state of a cabinet door in the embodiment of the utility model.

Reference numerals: 1. a hinged seat; 11. a pin shaft; 2. a support bar; 21. a sliding assembly; 22. a special-shaped bolt; 221. a head portion; 222. a first portion; 223. a second portion; 224. a wire rod part; 23. a nut; 24. a gasket; 25. a first thickness; 26. a second thickness; 27. a third thickness; 3. a limiting beam; 31. a chute; 311. a first width; 312. a second width.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 9, the limiting device for the instrument door of the centrally installed switchgear comprises a hinge base 1, a support rod 2 and a limiting beam 3, wherein the limiting beam 3 is arranged at the top of the inner wall of a cabinet body, the hinge base 1 is arranged at the inner side of the cabinet door corresponding to the limiting beam 3, one end of the support rod 2 is hinged with the hinge base 1, and the other end of the support rod is connected with the limiting beam 3 in a sliding manner through a sliding assembly 21 arranged on the support rod; spacing roof beam 3 and the cabinet door parallel arrangement under the closed condition are provided with spout 31 along spacing roof beam 3's length direction, and sliding assembly 21 and spout 31 sliding connection.

In the specific implementation process, as shown in fig. 1 and fig. 2, two ends of the supporting rod 2 are respectively movably connected with the cabinet body and the cabinet door, wherein one end close to the cabinet door is rotatably connected with the hinge seat 1 fixed on the cabinet door, one end close to the cabinet body is slidably connected with the sliding groove 31 fixed on the limiting beam 3 on the inner wall of the top of the cabinet body, the supporting rod 2 is used for providing supporting force for the cabinet door in an opening state, the cabinet door is prevented from being slowly closed under the elastic action of a copper-plastic line, an operator does not need to operate while holding the cabinet door, and the production efficiency is improved.

Further, as shown in fig. 4 and 5, the sliding assembly 21 includes a shaped bolt 22 and a nut 23, a head 221 of the shaped bolt 22 is slidably connected with the chute 31, and the nut 23 is screwed with a lead screw portion 224 of the shaped bolt 22; one end of the support rod 2 away from the hinge base 1 is rotatably connected to the screw rod portion 224, and the nut 23 is located on one side of the support rod 2 away from the head portion 221.

After the limiting device is arranged on an instrument door of the centrally-mounted cabinet, one end of the supporting rod 2, which is provided with the sliding assembly 21, is supported by the nut 23 screwed on the screw rod part 224 of the special-shaped bolt 22, and at the moment, the supporting rod 2 is attached to the limiting beam 3 differently from the limiting beam 3, so that the supporting rod 2 can be connected with the limiting beam 3 in a sliding manner along with the opening or closing of the cabinet door under the action of the sliding assembly 21;

when a worker opens the cabinet door to prepare for operation, as shown in fig. 8, the support rod 2 can be tightly pressed towards the limiting beam 3 by screwing the screw cap 23, so that the support rod 2 and the limiting beam 3 are ensured not to slide, and the opening state of the cabinet door is kept;

after the operation of the worker is completed, the screw cap 23 is unscrewed again, so that the support rod 2 and the limiting beam 3 can slide relatively, and then the cabinet door is closed, as shown in fig. 9. Through setting up instrument door stop device, improved operating condition, improved production efficiency. Stop device corresponds spacing roof beam 3 and sets up the top of putting the cabinet in, avoids interfering with the circuit of putting in the cabinet, and the inspection and the maintenance of user have reduced unnecessary trouble after for distribution equipment puts into operation.

In this embodiment, a gasket 24 is further sleeved on the screw rod portion 224, the gasket 24 is located between the nut 23 and the support rod 2, and the nut 23 presses one end of the support rod 2 towards the limit beam 3 through the gasket 24. The setting of gasket 24 can avoid the direct contact of bracing piece 2 and nut 23, avoids the relative rotation between bracing piece 2 and heterotypic bolt 22 lead screw portion 224 to influence the firm of nut 23 and the spiro union of lead screw portion 224, ensures that nut 23 can not appear becoming flexible.

As shown in fig. 5, the head 221 of the shaped bolt 22 includes a first portion 222 and a second portion 223, the second portion 223 being located between the wire shaft portion 224 and the first portion 222. As shown in fig. 6, the sliding groove 31 is disposed on the bottom surface of the limiting beam 3, the cross section of the sliding groove 31 is a stepped structure, and a first width 311 and a second width 312 are sequentially opened along the sliding groove 31 along the depth direction thereof.

The support rod 2 is connected with the sliding groove 31 on the limiting beam 3 in a sliding mode through the sliding assembly 21, the sliding assembly 21 comprises the special-shaped bolt 22 which is matched with the sliding groove 31 in structure, the head portion 221 of the special-shaped bolt 22 comprises a first portion 222 and a second portion 223 which are arranged in the second width 312 and the first width 311 of the sliding groove 31 respectively, the sliding connection of the support rod 2 and the limiting beam 3 is flexible, and the clamping is avoided.

The first width 311 is smaller than the second width 312, the minimum length of the first portion 222 is greater than the first width 311, the maximum length of the first portion 222 is greater than the second width 312, and the length of the second portion 223 is adapted to the first width 311 and is slidably connected to the sliding slot 31 at the first width 311. The second portion 223 ensures the stability of the sliding connection between the shaped bolt 22 and the sliding slot 31, and the first portion 222 ensures that the shaped bolt 22 cannot disengage from the sliding slot 31 and cannot be jammed in the sliding slot 31.

In this embodiment, the supporting rod 2 is sequentially set to a first thickness 25, a second thickness 26 and a third thickness 27 along the length direction thereof, as shown in fig. 3, the first thickness 25, the second thickness 26 and the third thickness 27 are sequentially reduced, the supporting rod 2 at the first thickness 25 is rotatably connected with the hinge base 1 through the pin 11, and the supporting rod 2 at the third thickness 27 is provided with a through hole and is rotatably connected with the sliding assembly 21.

Wherein, the first thickness 25 of the support rod 2 can move along the axial direction of the pin shaft 11. Bracing piece 2 and articulated seat 1 that first thickness 25 department set up along the axial float allowance of round pin axle 11, can cooperate the cabinet door to open the back, when compressing tightly bracing piece 2 through the nut 23 of screwing, the displacement of bracing piece 2 production ensures that stop device can not appear damaging.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a put cabinet instrument gate stop device in, its characterized in that includes: the cabinet door is characterized by comprising a hinge seat (1), a support rod (2) and a limiting beam (3), wherein the limiting beam (3) is arranged at the top of the inner wall of the cabinet body, the hinge seat (1) is arranged on the inner side of the cabinet door corresponding to the limiting beam (3), one end of the support rod (2) is hinged with the hinge seat (1), and the other end of the support rod is connected with the limiting beam (3) in a sliding mode through a sliding assembly (21) arranged on the support rod;

spacing roof beam (3) and the cabinet door parallel arrangement under the closed condition follow the length direction of spacing roof beam (3) is provided with spout (31), sliding assembly (21) with spout (31) sliding connection.

2. The device for limiting the instrument door of the centrally installed switchgear cabinet according to claim 1, wherein the sliding assembly (21) comprises a special-shaped bolt (22) and a nut (23), a head portion (221) of the special-shaped bolt (22) is slidably connected with the sliding groove (31), and the nut (23) is in threaded connection with a screw rod portion (224) of the special-shaped bolt (22);

one end of the support rod (2) far away from the hinged seat (1) is rotatably connected with the screw rod part (224), and the screw cap (23) is positioned on one side of the support rod (2) far away from the head part (221).

3. The device for limiting the instrument door of the centrally installed switchgear cabinet according to claim 2, wherein a gasket (24) is further sleeved on the threaded rod portion (224), the gasket (24) is located between the nut (23) and the supporting rod (2), and the nut (23) presses one end of the supporting rod (2) towards the limiting beam (3) through the gasket (24).

4. The centrally installed switchgear instrument door limiting device according to claim 2, wherein the head portion (221) of the profiled bolt (22) comprises a first portion (222) and a second portion (223), the second portion (223) being located between the wire rod portion (224) and the first portion (222).

5. The device for limiting the instrument door of the centrally installed switchgear cabinet according to claim 4, wherein the sliding groove (31) is formed in the bottom surface of the limiting beam (3), the cross section of the sliding groove (31) is formed into a stepped structure, and a first width (311) and a second width (312) are sequentially formed along the sliding groove (31) along the depth direction of the sliding groove.

6. The center cabinet instrument door limiting device according to claim 5, wherein the first width (311) is smaller than the second width (312), the minimum length of the first portion (222) is larger than the first width (311), the maximum length of the first portion (222) is larger than the second width (312), and the length of the second portion (223) is adapted to the first width (311) and is in sliding connection with the sliding groove (31) at the first width (311).

7. The device for limiting the instrument door of the centrally installed switchgear according to claim 1, wherein the supporting rod (2) is sequentially provided with a first thickness (25), a second thickness (26) and a third thickness (27) along the length direction of the supporting rod, the first thickness (25), the second thickness (26) and the third thickness (27) are sequentially reduced, the supporting rod (2) at the first thickness (25) is rotatably connected with the hinged base (1) through a pin shaft (11), and the supporting rod (2) at the third thickness (27) is provided with a through hole and is rotatably connected with the sliding assembly (21).

8. The device for limiting the instrument door of the centrally installed switchgear cabinet according to claim 7, wherein the first thickness (25) of the supporting rod (2) can move along the axial direction of the pin shaft (11).