CN218586733U

CN218586733U - MNS low pressure pull-out type cubical switchboard that stably takes out

Info

Publication number: CN218586733U
Application number: CN202221865671.0U
Authority: CN
Inventors: 胡吉洪; 叶晓青; 张成虎
Original assignee: Zhejiang Dingxin Electric Co ltd
Current assignee: Zhejiang Dingxin Electric Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-03-07
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a MNS low pressure pull-out type cubical switchboard of taking out stably, including the cubical switchboard main part, five cavitys have evenly been seted up to the inside of cubical switchboard main part, and the one end of cavity extends to the outside of cubical switchboard main part, a pair of spout has been seted up to the bottom of cavity, the equal slidable mounting in inside of a pair of spout has the slider, the inside insertion of cavity installs the drawer, the equal fixed mounting in both sides of the uncovered department in drawer top has the fixed block, the connecting cylinder is all installed through the pivot in the top of two fixed blocks, the one end of connecting cylinder is provided with the connecting block, the one end of connecting block is connected with the fixed chain through the bearing, the fixture block is installed through the pivot to the one end of fixed chain, the draw-in groove has been seted up on the top of cavity inner wall. This kind of stable form MNS low pressure pull-out type cubical switchboard can make the drawer more stable when taking out through the fixed chain to can effectually prevent that the drawer from dropping from the inside of cubical switchboard main part when taking out, causing the impaired phenomenon of component.

Description

MNS low pressure pull-out type cubical switchboard that stably takes out

Technical Field

The utility model relates to a low pressure pull-out type cubical switchboard technical field specifically is a stable MNS low pressure pull-out type cubical switchboard of taking out.

Background

The MNS low-voltage draw-out type switch cabinet is also called an MNS drawer cabinet and is a widely used low-voltage power distribution product, and the MNS low-voltage draw-out type switch cabinet is suitable for systems with the alternating current of 50Hz and the rated working voltage of 660V and below. The control device can be widely applied to low-voltage power distribution systems of various industrial and mining enterprises, buildings, hotels, municipal construction and the like as control devices of various power generation, power transmission, power distribution, electric energy conversion and electric energy consumption devices.

Present MNS low pressure pull-out type cubical switchboard is put into the drawer on the guide rail, push complete drawer in the cabinet again, as needs the pull-out type directly take the drawer can, however, when current pull-out type cubical switchboard need overhaul, most can not make the drawer take out completely and overhaul, because the electrical components quality in the current cubical switchboard drawer is heavier, when the drawer is taken out, can make the great half of drawer unsettled, only a fraction and slide rail contact, lead to the slide rail to bear the whole weight of drawer, thereby can cause the drawer to drop from the cubical switchboard, and can cause electrical components's damage, great reduction the stability of structure.

We therefore improve this and propose a stable extracted MNS low voltage draw out switchgear.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a MNS low pressure pull-out type cubical switchboard that stable taking out, including the cubical switchboard main part, five cavitys have evenly been seted up to the inside of cubical switchboard main part, just the one end of cavity extends to the outside of cubical switchboard main part, a pair of spout has been seted up to the bottom of cavity, and is a pair of the equal slidable mounting in inside of spout has the slider, the inside insert mounting of cavity has the drawer, the equal fixed mounting in both sides of the uncovered department in drawer top has a fixed block, two the connecting cylinder is all installed through the pivot in the top of fixed block, the one end of connecting cylinder is provided with the connecting block, the one end of connecting block is connected with the fixed chain through the bearing, the fixture block is installed through the pivot to the one end of fixed chain, the draw-in groove has been seted up on the top of cavity inner wall.

As a preferred technical scheme of the utility model, the opening has all been seted up to the both sides of cubical switchboard main part, just the outside fixed mounting of opening has the grid.

As an optimized technical scheme of the utility model, the one end of slider extends to the inside of cavity, and is every right the one end of slider all with the bottom fixed connection of drawer.

As a preferred technical scheme of the utility model, the outside of fixed chain is provided with the insulating rubber circle, and insulating rubber circle cladding to the outside of fixed chain.

As a preferred technical scheme of the utility model, the one end block of fixture block is installed to the inside of draw-in groove, just the fixture block is the type of calligraphy with the shape of draw-in groove.

As the utility model discloses a preferred technical scheme, every movable groove is all seted up to the one end of fixture block, the inside movable mounting in movable groove has the ball.

As a preferred technical scheme of the utility model, the bottom fixed mounting of connecting block has the threaded connection post, just threaded connection post one end inserts the inside of installing to the connecting cylinder to with connecting cylinder threaded connection.

The utility model has the advantages that:

1. according to the stable MNS low-voltage draw-out type switch cabinet, the fixed chain, the clamping block and the clamping groove are arranged, when the drawer is drawn out for maintenance, the drawer is drawn out to the outer side of the switch cabinet main body through the sliding of the sliding block in the sliding groove, the clamping block moves in the clamping groove when the drawer is drawn out, when the drawer is completely drawn out, the position of one end of the fixed chain is limited by the clamping block, so that the fixed chain can generate upward pulling force on the drawer, the state of the drawer when the drawer is drawn out is more stable, and the phenomenon that elements are damaged due to the fact that the drawer falls out of the switch cabinet main body when the drawer is drawn out is effectively prevented;

2. this kind of stable form MNS low pressure pull-out type cubical switchboard, through setting up the threaded connection post, when the staff need take out the drawer completely, utilize the staff abundant take out the back with the drawer to twist and move the connecting block, make the threaded connection post break away from the inside of connecting cylinder, can take out the drawer from the inside of cubical switchboard main part, made things convenient for the staff to maintain the drawer and overhaul and to the installation and the dismantlement of drawer, thereby promoted the convenience of structure.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural perspective view of an MNS low-voltage draw-out type switch cabinet of the present invention, which is drawn out stably;

fig. 2 is a schematic perspective view of a partial structure of a switch cabinet main body of a stable-extraction MNS low-voltage extraction type switch cabinet of the present invention;

fig. 3 is a schematic side view, plan cross-sectional view of a part of the structure of a stable-extraction MNS low-voltage extraction type switch cabinet of the present invention;

fig. 4 is a schematic perspective view of a drawer structure of an MNS low-voltage draw-out type switch cabinet of the present invention, which is drawn out stably;

fig. 5 is a schematic perspective view of a fixed chain structure of an MNS low-voltage draw-out type switch cabinet of the present invention;

fig. 6 is an enlarged schematic view of a part a in fig. 5 of the MNS low-voltage draw-out type switch cabinet of the present invention.

In the figure: 1. a switch cabinet main body; 2. a grid; 3. a cavity; 4. a chute; 5. a slider; 6. a drawer; 7. A fixed block; 8. a connecting cylinder; 9. connecting blocks; 10. a fixed chain; 11. a clamping block; 12. a movable groove; 13. a ball bearing; 14. a card slot; 15. and (4) connecting columns by screw threads.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-6, the utility model relates to a MNS low pressure pull-out type cubical switchboard of taking out stably, including cubical switchboard main part 1, five cavities 3 have evenly been seted up to cubical switchboard main part 1's inside, and the one end of cavity 3 extends to the outside of cubical switchboard main part 1, a pair of spout 4 has been seted up to cavity 3's bottom, the equal slidable mounting in inside of a pair of spout 4 has slider 5, drawer 6 is installed to the inside insertion of cavity 3, the equal fixed mounting in both sides of drawer 6 top opening department has fixed block 7, connecting cylinder 8 is all installed through the pivot in the top of two fixed blocks 7, the one end of connecting cylinder 8 is provided with connecting block 9, connecting block 9's one end is connected with fixed chain 10 through the bearing, fixture block 11 is installed through the pivot to fixed chain 10's one end, draw-in groove 14 has been seted up on the top of cavity 3 inner wall.

Wherein, the opening has all been seted up to cubical switchboard main part 1's both sides, and the outside fixed mounting of opening has grid 2, can effectual promotion cubical switchboard main part 1 inside circulation of air through grid 2 and opening, plays the additional action to reducing its inside temperature.

Wherein, the one end of slider 5 extends to the inside of cavity 3, and every one end of slider 5 all with the bottom fixed connection of drawer 6, when slider 5 slided in the inside of spout 4, made slider 5 can drive drawer 6 and remove.

Wherein, the outside of fixed chain 10 is provided with the insulating rubber circle, and insulating rubber circle cladding to the outside of fixed chain 10, utilizes the insulating rubber circle can effectually prevent that fixed chain 10 from producing the back with the inside component of drawer 6 to produce, and causing the phenomenon of opening circuit.

One end of the clamping block 11 is clamped and mounted inside the clamping groove 14, the clamping block 11 and the clamping groove 14 are both in a convex shape, and the clamping block 11 can stably move inside the clamping groove 14 by means of the shapes of the clamping block 11 and the clamping groove 14.

The movable groove 12 is formed in one end of each clamping block 11, the ball 13 is movably mounted in the movable groove 12, and the ball 13 rolls in the movable groove 12, so that the clamping block 11 is more sensitive to move in the clamping groove 14.

Wherein, the bottom fixed mounting of connecting block 9 has threaded connection post 15, and threaded connection post 15 one end inserts the inside of installing to connecting cylinder 8 to with 8 threaded connection of connecting cylinder, twist through threaded connection post 15 and move to the inside of connecting cylinder 8, made things convenient for the staff to break off fixed chain 10 and drawer 6, make drawer 6 take out the inside of cubical switchboard main part 1 and carry out abundant maintenance.

The working principle is as follows: after this cubical switchboard main part 1 comes into operation, when the staff takes out drawer 6, slider 5 slides in the inside of spout 4, make drawer 6 remove to the outside of cubical switchboard main part 1, drawer 6 removes simultaneously and makes fixed chain 10 drive fixture block 11 move in the inside of draw-in groove 14, when the abundant removal of drawer 6 is to the outside of cubical switchboard main part 1, fixture block 11 blocks to the inside one side of draw-in groove 14, can utilize fixed chain 10 to produce the power of upwards pulling to drawer 6, drawer 6 has been prevented from dropping from the inside of cubical switchboard main part 1, when the staff takes out drawer 6, utilize the staff to twist connecting block 9, can make connecting block 9 and connecting cylinder 8 break off, take out drawer 6 from the inside of cubical switchboard main part 1, when installing drawer 6, insert drawer 6 in the inside of cavity 3, slider 5 slides to the inside of spout 4 simultaneously, utilize the staff to twist the one end of threaded connection post 15 to the inside of connecting cylinder 8 afterwards, can accomplish the installation to drawer 6.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 invention can be understood according to specific situations by those of ordinary skill in the art.

1. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a MNS low pressure pull-out type cubical switchboard that stably takes out, includes cubical switchboard main part (1), its characterized in that, five cavities (3) have evenly been seted up to the inside of cubical switchboard main part (1), just the one end of cavity (3) extends to the outside of cubical switchboard main part (1), a pair of spout (4), a pair of have been seted up to the bottom of cavity (3) the equal slidable mounting in inside of spout (4) has slider (5), the inside of cavity (3) is inserted and is installed drawer (6), the equal fixed mounting in both sides of drawer (6) top opening department has fixed block (7), two connecting cylinder (8) are all installed through the pivot in the top of fixed block (7), the one end of connecting cylinder (8) is provided with connecting block (9), the one end of connecting block (9) is connected with fixed chain (10) through the bearing, fixture block (11) are installed through the pivot to the one end of fixed chain (10), draw-in groove (14) have been seted up on the top of cavity (3) inner wall.

2. The MNS low-voltage draw-out type switch cabinet capable of being stably drawn out according to claim 1, characterized in that through openings are formed in two sides of the switch cabinet main body (1), and a grid (2) is fixedly installed on the outer sides of the through openings.

3. The MNS low-voltage draw-out type switch cabinet for stable draw-out according to claim 1, characterized in that one end of said sliding blocks (5) extends to the interior of the cavity (3), and one end of each pair of said sliding blocks (5) is fixedly connected with the bottom end of the drawer (6).

4. The MNS low-voltage draw-out type switch cabinet capable of being stably drawn out according to claim 1, characterized in that the outside of the fixed chain (10) is provided with an insulating rubber ring, and the insulating rubber ring is wrapped on the outside of the fixed chain (10).

5. The MNS low-voltage draw-out type switch cabinet capable of being stably drawn out according to claim 1, wherein one end of the clamping block (11) is installed in the clamping groove (14) in a clamping mode, and the clamping block (11) and the clamping groove (14) are in a convex shape.

6. The MNS low-voltage draw-out type switch cabinet capable of being stably drawn out according to claim 1, wherein one end of each clamping block (11) is provided with a movable groove (12), and a ball (13) is movably mounted in each movable groove (12).

7. The MNS low-voltage draw-out type switch cabinet capable of realizing stable draw-out according to claim 1, characterized in that a threaded connecting column (15) is fixedly mounted at the bottom end of the connecting block (9), and one end of the threaded connecting column (15) is inserted and mounted into the connecting cylinder (8) and is in threaded connection with the connecting cylinder (8).