CN218386396U

CN218386396U - Valve locking device of switch cabinet

Info

Publication number: CN218386396U
Application number: CN202222173784.0U
Authority: CN
Inventors: 肖军
Original assignee: Hubei Jingdong Electrical Equipment Co ltd
Current assignee: Hubei Jingdong Electrical Equipment Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-01-24
Anticipated expiration: 2032-08-18

Abstract

The application relates to a switch cabinet valve locking device, which comprises a switch cabinet, wherein a cabinet door is hinged to the switch cabinet; the door locking mechanism comprises a door locking mechanism, a door locking mechanism and a door locking mechanism, wherein the door locking mechanism comprises an installation pipe, a handle, a connecting shaft and a clamping piece; the two groups of U-shaped locking blocks are oppositely arranged inside the mounting pipe; two inserted sheets, two the inserted sheet sets up relatively on the connecting axle, pipe, handle, connecting axle, U-shaped locking piece and inserted sheet can be locked the handle to this application accessible installation for the handle can't rotate the cabinet door and can't open, open the cabinet door when avoiding personnel to patrol, overhaul, remove or mistake in the maintenance process and touch and strike the handle, improve the security performance of cabinet door.

Description

Valve locking device of switch cabinet

Technical Field

The application relates to the technical field of switch cabinet locking, in particular to a switch cabinet valve locking device.

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.

At present, for the convenience of the use of a switch cabinet, a movable door locking device is not generally installed, a cabinet door can be opened by directly rotating a handle on the cabinet door, so that external personnel can easily open the cabinet door when the handle is collided and impacted by mistake in the process of inspection, overhaul, movement or maintenance, and since the number of electrical elements in the cabinet is large, external personnel can easily cause dangerous accidents when contacting the cabinet without preparation.

In order to solve the above problems, a switchgear cabinet shutter locking device is now provided.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a cubical switchboard valve blocking device to external personnel easily open the cabinet door when taking place the mistake and bump and striking the handle in patrol, overhaul, removal or the maintenance process among the solution correlation technique, because electrical component is more in the cabinet, the problem of dangerous accident takes place easily with it contact under the condition that does not make ready for outside personnel.

In a first aspect, a switchgear shutter lockout device is provided, comprising:

the switch cabinet is hinged with a cabinet door;

the door locking mechanism comprises a door locking mechanism, a door locking mechanism and a door locking mechanism, wherein the door locking mechanism comprises an installation pipe, a handle, a connecting shaft and a clamping piece, the door is provided with an installation hole, the installation pipe is arranged in the installation hole, the connecting shaft is inserted in the installation pipe, the handle is connected with one end of the connecting shaft, and the clamping piece is connected with the other end of the connecting shaft;

the two groups of U-shaped locking blocks are oppositely arranged inside the mounting pipe and distributed along the length direction of the mounting pipe;

two inserted sheets, two the inserted sheet sets up relatively on the connecting axle, the inserted sheet is kept away from connecting axle one end and is pegged graft inside the U-shaped locking piece that is close to handle one side.

In some embodiments, the installation tube further comprises an elastic mechanism, the elastic mechanism comprises a plurality of springs, a connecting ring and a lantern ring, the plurality of springs are arranged on the inner side wall of the installation tube, the connecting ring is sleeved on the connecting shaft, and the lantern ring is arranged on the connecting shaft;

one end of the spring, which is far away from the installation pipe, is connected with the connecting ring, and one side of the lantern ring is contacted with the connecting ring.

In some embodiments, the handle comprises an anti-slip sleeve, and an insulating sleeve and a handle which are connected with each other, wherein one end of the insulating sleeve, which is far away from the handle, penetrates through the installation pipe and extends into the installation pipe to be connected with the connecting shaft, and the anti-slip sleeve is arranged on the handle.

In some embodiments, the clamping piece comprises a magnet, a clamping block, a fixing block and a connecting rod, wherein the fixing block and the connecting rod are connected with each other;

one end of the connecting rod, far away from the fixing block, is clamped on the fixture block.

In some embodiments, the fixture block is provided with a limiting groove, two ends of the limiting groove are open, and the magnet is located inside the limiting groove.

In some embodiments, two limiting rods are arranged on the mounting tube, the two limiting rods are located on the two sets of U-shaped locking block brackets, and the two limiting rods are located on the left side of the top of the connecting shaft and the right side of the bottom of the connecting shaft respectively.

In some embodiments, the insulating sleeve is provided with a scale value.

The embodiment of the application provides a cubical switchboard valve blocking device, peg graft inside U-shaped locking piece through the inserted sheet, can be to the locking of handle and connecting axle, make handle and connecting axle can't rotate, joint spare remains stable throughout, avoid personnel to patrol, overhaul, remove or open the cabinet door when the maintenance in-process mistake touches and striking the handle, improve the security performance of cabinet door, avoid the staff to have under the condition of preparation and take place danger with the inside electrical element contact of cubical switchboard, and through two sets of U-shaped locking pieces, can receive when the collision at the handle, rear side U-shaped locking piece still can carry out the joint locking to the inserted sheet, improve the security that the device used.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic three-dimensional structure provided in an embodiment of the present application;

FIG. 2 is a top cross-sectional view provided by an embodiment of the present application;

FIG. 3 is a schematic three-dimensional view of a shutter locking mechanism according to an embodiment of the present disclosure;

FIG. 4 is an elevational cross-sectional view of a U-lock block attachment provided in accordance with an embodiment of the present application;

fig. 5 is an enlarged view of a portion a in fig. 2 according to an embodiment of the present disclosure.

In the figure: 1. a switch cabinet; 2. a cabinet door; 10. a valve locking mechanism; 11. installing a pipe; 12. a handle; 121. an insulating sleeve; 122. a grip; 123. an anti-slip sleeve; 13. a connecting shaft; 14. a clamping piece; 141. a fixed block; 142. a connecting rod; 143. a magnet; 144. a clamping block; 3. a U-shaped locking block; 4. inserting sheets; 30. an elastic mechanism; 31. a spring; 32. a connecting ring; 33. and (4) a lantern ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

The embodiment of the application provides a cubical switchboard valve blocking device, and it can solve among the correlation technique external personnel and easily opens the cabinet door when taking place the mistake and bumping and striking the handle in patrol, overhaul, removal or the maintenance process, because electrical component is more in the cabinet, the problem of dangerous accident takes place easily with it to outside personnel under the condition of not preparing.

Referring to fig. 1-5, a locking device for a shutter of a switch cabinet comprises a switch cabinet 1, a shutter locking mechanism 10, two sets of U-shaped locking blocks 3 and two insertion pieces 4, wherein a cabinet door 2 is hinged on the switch cabinet 1; the door locking mechanism 10 comprises an installation pipe 11, a handle 12, a connecting shaft 13 and a clamping piece 14, wherein an installation hole is formed in the cabinet door 2, the installation pipe 11 is arranged in the installation hole, the connecting shaft 13 is inserted in the installation pipe 11, the handle 12 is connected with one end of the connecting shaft 13, and the clamping piece 14 is connected with the other end of the connecting shaft 13;

two sets of U-shaped locking piece 3 sets up relatively inside installation pipe 11, it is two sets of U-shaped locking piece 3 is along 11 length of installation pipe to distributing, and U-shaped locking piece 3 is close to connecting axle 13 one side and has seted up the locking groove, both ends are the opening form around the locking groove, two inserted sheets 4, two inserted sheet 4 sets up relatively on connecting axle 13, two inserted sheets are located between a set of U-shaped locking piece 3 of front side, inserted sheet 4 is kept away from connecting axle 13 one end and is pegged graft inside U-shaped locking piece 3 that is close to handle 12 one side.

In the in-service use process, the inserted sheet 4 is pegged graft inside the locking groove of U-shaped locking piece 3, can restrict connecting axle 13 and handle 12, lets the staff can't rotate the handle to play the effect of locking, in addition, through pressing handle 12 to the front side, handle 12 drives connecting axle 13 and moves to the front side, makes inserted sheet 4 remove to two sets of U-shaped locking piece 3 supports, can rotate handle 12, thereby relieves the locking, easy operation is convenient.

Further, as shown in fig. 2 and 5, the installation structure further includes an elastic mechanism 30, the elastic mechanism 30 includes a plurality of springs 31, a connecting ring 32 and a collar 33, the plurality of springs 31 are disposed on the inner side wall of the installation tube 11, the connecting ring 32 is sleeved on the connecting shaft 13, and the collar 33 is disposed on the connecting shaft 13; the end of the spring 31 remote from the mounting tube 11 is connected to a connecting ring 32, and the side of the collar 33 is in contact with the connecting ring 32.

In the in-service use process, for the convenience of staff's operation, after cubical switchboard 1 locked, unclamped handle 12, spring 31 resumes automatic state, and go-between 32 drives lantern ring 33 and removes, lets connecting axle 13 and handle 12 resume primary importance for inserted sheet 4 pegs graft once more and locks inside the locking groove of front side U-shaped locking piece 3.

Specifically, as shown in fig. 2 and 3, in the present embodiment, the handle 12 includes an anti-slip sleeve 123, and an insulating sleeve 121 and a grip 122 that are connected to each other, an end of the insulating sleeve 121 that is away from the grip 122 penetrates through the mounting tube 11 and extends into the mounting tube 11 to be connected to the connecting shaft 13, and the anti-slip sleeve 123 is disposed on the grip 122.

In the actual use process, the insulating sleeve 121 can prevent static electricity from occurring when a worker holds the grip 122.

It should be noted that, in this embodiment, the insulating sleeve 121 is provided with a scale value, and the worker determines the moving distance of the insulating sleeve 121 through the scale value, so as to position the inserting sheet 4, and therefore the worker can conveniently move the inserting sheet 4 to between the two sets of U-shaped locking blocks 3.

Specifically, as shown in fig. 2 and fig. 3, in this embodiment, the clamping member 14 includes a magnet 143, a clamping block 144, and a fixing block 141 and a connecting rod 142 that are connected to each other, the fixing block 141 is located inside the switch cabinet 1, one end of the connecting shaft 13 away from the handle 12 is connected to the fixing block 141, one end of the magnet 143 and one end of the connecting rod 142 away from the fixing block 141 are connected, and the clamping block 144 is disposed on an inner side wall of the switch cabinet 1; one end of the connecting rod 142, which is far away from the fixing block 141, is clamped on the clamping block 144, meanwhile, a limiting groove is formed in the clamping block 144, two ends of the limiting groove are in an opening shape, the magnet 143 is located inside the limiting groove, the clamping block 144 is a metal clamping block, and the magnet 143 contacts with the front side wall of the clamping block 144.

In the in-service use process, peg graft at the spacing inslot portion of fixture block 144 through connecting rod 142 and magnetite 143, can play the effect of closing to cabinet door 2, adsorb between magnetite 143 and the fixture block 144 simultaneously, can let and keep closed between cabinet door 2 and the cubical switchboard 1.

Specifically, as shown in fig. 4, in this embodiment, two limiting rods are arranged on the mounting tube 11, the two limiting rods are located on the two sets of U-shaped locking block 3 supports, and the two limiting rods are located on the left side of the top of the connecting shaft 13 and the right side of the bottom of the connecting shaft 13, respectively.

In the actual use process, the rotation angle of the handle 12 can be limited by the two limiting rods, so that the worker can conveniently confirm that the connecting rod 142 and the magnet 143 are completely separated from the fixture block 144.

In addition, in this embodiment, spacing on the inside wall of cubical switchboard 1, the rear side and the spacing contact of cabinet door 2 can be when the staff closes cabinet door 2, fix a position it, avoid cabinet door 2 too deep into inside cubical switchboard 1.

The working principle of the application is as follows:

through pegging graft 4 inside the locking groove of U-shaped locking piece 3, can restrict connecting axle 13 and handle 12, let the staff can't rotate the handle, when needing to open cabinet door 2, promote handle 122 forward, handle 122 drives insulating sleeve 121 and moves forward, drive lantern ring 33 on the connecting axle 13 and extrude the go-between 32, thereby compress spring 31, simultaneously according to the scale interval on insulating sleeve 121, two sets of U-shaped locking piece 3 support positions in moving inserted sheet 4, make connecting axle 13 lose the restriction, through anticlockwise rotation handle 122, drive insulating sleeve 121 and connecting axle 13 and rotate, make connecting rod 142 and magnetite 143 break away from fixture block 144, can open cabinet door 2.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A switchgear cabinet shutter blocking device, characterized in that comprises:

the switch cabinet comprises a switch cabinet (1), wherein a cabinet door (2) is hinged to the switch cabinet (1);

the door locking device comprises a valve locking mechanism (10), wherein the valve locking mechanism (10) comprises an installation pipe (11), a handle (12), a connecting shaft (13) and a clamping piece (14), the door (2) is provided with an installation hole, the installation pipe (11) is arranged in the installation hole, the connecting shaft (13) is inserted in the installation pipe (11), the handle (12) is connected with one end of the connecting shaft (13), and the clamping piece (14) is connected with the other end of the connecting shaft (13);

the two groups of U-shaped locking blocks (3) are oppositely arranged in the mounting pipe (11), and the two groups of U-shaped locking blocks (3) are distributed along the length direction of the mounting pipe (11);

two inserted sheets (4), two inserted sheet (4) set up relatively on connecting axle (13), inserted sheet (4) are kept away from connecting axle (13) one end and are pegged graft inside U-shaped locking block (3) near handle (12) one side.

2. The switchgear cabinet shutter blocking device according to claim 1, characterized in that:

the elastic device is characterized by further comprising an elastic mechanism (30), wherein the elastic mechanism (30) comprises a plurality of springs (31), a connecting ring (32) and a lantern ring (33), the springs (31) are arranged on the inner side wall of the mounting pipe (11), the connecting ring (32) is sleeved on the connecting shaft (13), and the lantern ring (33) is arranged on the connecting shaft (13);

one end of the spring (31) far away from the installation pipe (11) is connected with the connecting ring (32), and one side of the lantern ring (33) is in contact with the connecting ring (32).

3. The switchgear cabinet shutter blocking device according to claim 1, characterized in that:

the handle (12) comprises an anti-skidding sleeve (123), an insulating sleeve (121) and a handle (122) which are connected with each other, one end, far away from the handle (122), of the insulating sleeve (121) penetrates through the installation pipe (11) and extends to the inside of the installation pipe (11) to be connected with the connecting shaft (13), and the anti-skidding sleeve (123) is arranged on the handle (122).

4. The switchgear cabinet shutter blocking device according to claim 1, characterized in that:

the clamping piece (14) comprises a magnet (143), a clamping block (144), a fixing block (141) and a connecting rod (142), wherein the fixing block (141) and the connecting rod are connected with each other, the fixing block (141) is located inside the switch cabinet (1), one end, far away from the handle (12), of the connecting shaft (13) is connected with the fixing block (141), the magnet (143) is connected with one end, far away from the fixing block (141), of the connecting rod (142), and the clamping block (144) is arranged on the inner side wall of the switch cabinet (1);

one end of the connecting rod (142) far away from the fixing block (141) is clamped on the clamping block (144).

5. The switchgear cabinet shutter blocking device according to claim 4, characterized in that:

the fixture block (144) is provided with a limiting groove, two ends of the limiting groove are open, and the magnet (143) is located in the limiting groove.

6. A switchgear cabinet shutter latching apparatus as claimed in claim 1, wherein:

be provided with two gag lever posts on installation pipe (11), two the gag lever post is located two sets of U-shaped locking block (3) supports, two the gag lever post is located the left side at connecting axle (13) top and the right side of connecting axle (13) bottom respectively.

7. A switchgear cabinet shutter blocking device according to claim 3, characterized in that:

the insulating sleeve (121) is provided with scale values.