CN117080924A

CN117080924A - Draw-out type switch cabinet convenient to overhaul

Info

Publication number: CN117080924A
Application number: CN202311111105.XA
Authority: CN
Inventors: 刘君; 王明立
Original assignee: People's Electrical Appliance Group Shandong Co ltd
Current assignee: People's Electrical Appliance Group Shandong Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2023-11-17
Anticipated expiration: 2043-08-31
Also published as: CN117080924B

Abstract

The application discloses a drawing-out type switch cabinet convenient to overhaul, which relates to the technical field of switch cabinets and comprises a cabinet body provided with a plurality of drawing-out type drawer units and a drawing-out device, wherein the drawing-out device comprises a bracket, a clamp, a vertical lifting mechanism, a transverse moving mechanism, a longitudinal moving mechanism and a supporting mechanism are arranged on the bracket, the supporting mechanism comprises a base and a storage box, and a slideway, a supporting rod and a telescopic assembly are arranged in the storage box. The movable support is arranged, drawers of different cabinet bodies can be overhauled in the equipment room, and the drawers can be folded and stored when not used; the support mechanism is arranged, the first hook and the second hook are matched to enable the drawer unit and the telescopic rod which extends step by step to move synchronously, and then the support rod is driven to support the drawer unit, so that the support is stable and the position of the drawer unit is not deviated; the sliding way with the slope is arranged, so that the supporting rod is propped against the bottom of the drawer unit right when moving to the top end along the slope in the extending process of the telescopic rod, and the drawer unit is convenient to reset after maintenance.

Description

Draw-out type switch cabinet convenient to overhaul

Technical Field

The application relates to the technical field of switch cabinets, in particular to a drawing type switch cabinet convenient to overhaul.

Background

When the power distribution machine room is relatively large in scale and the machine room is high enough, on one hand, in order to fully utilize the vertical space, on the other hand, the distance between each module in the switch cabinet is not too long due to the consideration of control, monitoring and the like, so the height of the switch cabinet set is usually about 3 m.

In practical applications, there is therefore a need for a low-voltage switchgear cabinet which facilitates the removal of unit drawers at a relatively high level, in particular, according to the extraction type switchgear cabinet set and the unit drawer removal method thereof disclosed in patent No. CN114927983B, on which a cabinet body lifting mechanism, a longitudinal movement mechanism, a transverse pulling mechanism, a rotary unscrewing mechanism, a supporting mechanism, a positioning driving mechanism and an extension frame are mounted, and by means of the cooperation of these mechanisms, the drawer units located at the high level of the switchgear cabinet are removed and transferred to a level which facilitates the operation of staff. Specifically, in this patent, slide the support bottom tube to the drawer unit below from the side, but in the support bottom tube slip in-process, if support bottom tube and drawer unit bottom contactless, then the certain distance of whereabouts down until falling on the support bottom tube when the drawer unit is taken out completely, there is certain potential safety hazard, and be difficult to align the drawer unit with the height of cabinet breach when putting back the drawer unit, if with drawer unit bottom direct contact, can receive great frictional force interference, lead to drawer unit position skew, and then lead to the drawer unit to drop, and if support bottom tube that coefficient of friction is less is adopted, then the drawer unit rocks easily in the repair process, be unfavorable for the maintenance.

Meanwhile, the device corresponding to each extraction type switch cabinet in the above patent is provided with one extraction drawer unit to facilitate the extraction of the high-rise structure of the switch cabinet, and the devices inevitably occupy a large amount of space, so that the equipment cost is increased, the space utilization rate in the power distribution machine room is lower, and the drawer units are possibly dropped or difficult to extract when the drawer units are extracted.

Therefore, it is necessary to provide a draw-out type switch cabinet which is convenient to use, occupies no space, and is safe, quick and stable when the drawer unit of the switch cabinet is drawn out, so as to facilitate maintenance work.

Disclosure of Invention

The application aims at: the utility model provides a pull-out type cubical switchboard convenient to overhaul to solve the great and problem that the supporting mechanism has the potential safety hazard of current cubical switchboard drawer extraction device occupation space that proposes among the above-mentioned background art.

In order to achieve the above purpose, the application adopts the following technical scheme:

the application provides a drawing-out type switch cabinet convenient to overhaul, which comprises a cabinet body provided with a plurality of drawing-out type drawer units and a drawing-out device, wherein the drawing-out device comprises a bracket, a clamp, a vertical lifting mechanism for driving the clamp to vertically move, a transverse moving mechanism for adjusting the horizontal position of the clamp, a longitudinal moving mechanism for driving the clamp to clamp the drawer units and a supporting mechanism for bearing the drawer units are arranged on the bracket, the bracket and the cabinet body are detachably combined to obtain goods, the supporting mechanism comprises a base and a storage box symmetrically arranged on the base, a slideway and a supporting rod matched with the slideway are arranged in the storage box, a telescopic assembly for driving the supporting rod to move along the slideway to support the drawer units is further arranged in the storage box, the telescopic assembly comprises a telescopic rod, a notch for the supporting rod to extend is formed in the top of the storage box, and a gradually rising slope is formed at the bottom of the slideway along the extending direction of the telescopic rod so that the supporting rod extends to the outer side of the storage box.

Further, the support comprises an upright post which is symmetrically and movably arranged, a first sliding groove is formed in the upper end of the upright post, the vertical lifting mechanism comprises a first air cylinder, and a sliding block which is matched with the first sliding groove is arranged at the output end of the first air cylinder.

Further, the support still includes C type support frame, C type support frame includes horizontal pole and symmetry locates the longitudinal rod at horizontal pole both ends, two the one end that the horizontal pole was kept away from to the longitudinal rod articulates respectively on the slider, the second spout has been seted up on the horizontal pole.

Further, the transverse moving mechanism comprises an assembly frame matched with the second sliding groove, and an assembly plate is arranged on the assembly frame.

Further, the vertical moving mechanism comprises an electric push rod and guide rods symmetrically arranged on two sides of the electric push rod, one ends of the electric push rod and the guide rods penetrate through and extend to the other side of the assembly plate, an installation plate is arranged at the end part of the electric push rod, located at the other end of the assembly plate, the clamp comprises a motor assembled on the installation plate, and a clamping head is assembled at the output end of the motor.

Further, the mounting plate is symmetrically provided with first hooks, the extending end of the telescopic rod is provided with second hooks matched with the first hooks, and the first hooks are matched with the second hooks to drive the telescopic rod and the clamping head to synchronously move.

Further, the lower end of the supporting rod is provided with a pulley which is matched with the slideway.

Further, a rubber pad is arranged at the upper end of the supporting rod.

Further, the upper end of the supporting rod is provided with a movable rod, the upper end of the movable rod is provided with a sucker, the side wall of the movable rod is provided with an air hole communicated with the inside of the sucker, and a pressure spring is arranged between the movable rod and the supporting rod.

Compared with the prior art, the above technical scheme has the following beneficial effects:

the application provides a drawing type switch cabinet convenient to overhaul, which comprises a cabinet body and a cabinet body, wherein the cabinet body comprises a cabinet body and a cabinet cover, the cabinet cover is arranged on the cabinet cover, and the cabinet cover is arranged on the:

1. the movable support is arranged, drawers of different cabinet bodies can be overhauled in the equipment room, and the equipment room can be folded and stored when not used, so that the occupied space is reduced, and the space utilization rate of the equipment room is improved;

2. the support mechanism is arranged, the first hook and the second hook are matched to enable the drawer unit and the telescopic rod which extends step by step to move synchronously, and then the support rod is driven to support the drawer unit, so that the support is stable and the position of the drawer unit is not deviated;

3. the sliding way with the slope is arranged, so that the supporting rod is propped against the bottom of the drawer unit right when moving to the top end along the slope in the extending process of the telescopic rod, and the drawer unit is convenient to reset after maintenance.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.

In the drawings:

FIG. 1 is a schematic diagram of a switchgear and extraction device according to the present application;

FIG. 2 is a schematic view of the structure of the extraction device according to the present application;

FIG. 3 is a schematic view of a portion of the extraction device according to the present application;

FIG. 4 is a schematic view of a longitudinal movement mechanism according to the present application;

FIG. 5 is a schematic structural view of a supporting mechanism according to the present application;

FIG. 6 is a schematic drawing showing the shrinkage of the supporting mechanism according to the present application;

FIG. 7 is a schematic view of another supporting mechanism according to the present application;

fig. 8 is an enlarged view at a in fig. 7.

In the figure:

1. a bracket; 11. a longitudinal rod; 12. a slide block; 13. a cross bar; 2. an assembly frame; 21. an assembly plate; 22. an electric push rod; 23. a guide rod; 24. a mounting plate; 25. a chuck; 26. a first hook; 27. a base; 3. a storage box; 31. a chute; 32. a slideway; 33. a telescopic rod; 34. a support rod; 35. a second hook; 341. a suction cup; 342. air holes; 343. a pressure spring; 344. a limiting block; 4. a cabinet body; 41. and a drawer unit.

Description of the embodiments

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and the 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 in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 8, the drawing-out type switch cabinet convenient to overhaul provided by the application comprises a cabinet body 4 provided with a plurality of drawing-out type drawer units 41 and a drawing-out device, wherein the drawing-out device comprises a bracket 1, a clamp is arranged on the bracket 1, a vertical lifting mechanism for driving the clamp to vertically move, a horizontal moving mechanism for adjusting the horizontal position of the clamp, a longitudinal moving mechanism for driving the clamp to clamp the drawer units 41 and a supporting mechanism for bearing the drawer units 41 are arranged on the bracket 1, and the bracket 1 can be attached to the cabinet body 4 so as to take out the drawer units 41 from the cabinet body 4 and can also be separated from the cabinet body 4 so as to move to other cabinet bodies 4 for use.

In the prior art, when the drawer unit 41 is extracted, in order to prevent the drawer unit 41 from falling after being completely extracted, the drawer unit 41 is extracted and simultaneously a supporting bottom pipe is slid into from the side surface below the drawer unit 41 to provide support for the drawer unit 41, but when the supporting bottom pipe is slid into the process, if the supporting bottom pipe is not contacted with the bottom of the drawer unit 41, the drawer unit 41 falls down for a certain distance until falling on the supporting bottom pipe when being completely extracted, a certain potential safety hazard exists, and the drawer unit 41 is difficult to align with a notch of a cabinet body 4 when the drawer unit 41 is replaced, if the drawer unit 41 is directly contacted with the bottom of the drawer unit 41, the drawer unit 41 is disturbed by a large friction force, so that the position of the drawer unit 41 is askew, and if the supporting bottom pipe with a small friction coefficient is adopted, the drawer unit 41 is easy to shake in the repairing process, and the maintenance is unfavorable.

The supporting mechanism comprises a base 27 and a storage box 3 symmetrically arranged on the base 27, wherein a slide way 32 and a supporting rod 34 matched with the slide way 32 are arranged in the storage box 3, a telescopic component for driving the supporting rod 34 to move along the slide way 32 to support a drawer unit 41 is further arranged in the storage box 3, the telescopic component comprises telescopic rods 33, one section of supporting rod 34 is arranged at the end part of each section of telescopic rod 33, the telescopic rods 33 are driven to sequentially extend along with the drawing of the drawer unit 41, the supporting rod 34 is driven to slide along the slide way 32, a notch for the supporting rod 34 to extend is formed at the top of the storage box 3, a gradually rising slope is formed at the bottom of the slide way 32 along the extending direction of the telescopic rod 33 so that the supporting rod 34 extends to the outer side of the storage box 3, when the supporting rod 34 moves to the top along the slope, the bottom of the drawer unit 41 is just propped against, the supporting is provided for the drawer unit 41, and a limiting block 344 is arranged on the side wall at the lower end of the supporting rod 34 so as to prevent the supporting rod 34 from being separated from the telescopic rod 33.

As shown in fig. 1 to 2, the bracket 1 comprises a stand column which is symmetrically and movably arranged, a first sliding groove 31 is formed in the upper end of the stand column, the vertical lifting mechanism comprises a first air cylinder, a sliding block 12 which is matched with the first sliding groove 31 is arranged at the output end of the first air cylinder, the bracket 1 further comprises a C-shaped supporting frame, and when a drawer unit 41 positioned at the top of the cabinet body 4 needs to be overhauled, the first air cylinder drives the sliding block 12 to move upwards along the first sliding groove 31, and then the C-shaped supporting frame is driven to move upwards.

The C-shaped support frame comprises a cross rod 13 and longitudinal rods 11 symmetrically arranged at two ends of the cross rod 13, one ends of the two longitudinal rods 11, far away from the cross rod 13, are respectively hinged to the sliding blocks 12 for storage, and when the C-shaped support frame is not used, the two longitudinal rods 11 can be turned upwards, so that the longitudinal rods 11 are parallel to the upright posts, and the occupied area of the support frame 1 is reduced.

As shown in fig. 3 to 4, the cross bar 13 is provided with a second chute 31, the lateral movement mechanism includes a mounting frame 2 adapted to the second chute 31, and a second cylinder (not shown) mounted on the cross bar 13, the mounting frame 2 is provided with a mounting plate 21, and the second cylinder drives the mounting frame 2 to move laterally along the second chute 31 to adjust the horizontal position of the clamp.

The longitudinal moving mechanism comprises an electric push rod 22 and guide rods 23 symmetrically arranged on two sides of the electric push rod 22, one ends of the electric push rod 22 and the guide rods 23 penetrate through and extend to the other side of the assembly plate 21, an installation plate 24 is arranged at the end part of the electric push rod 22, which is located at the other end of the assembly plate 21, the clamp comprises a motor assembled on the installation plate 24, and a clamping head 25 is arranged at the output end of the motor.

As shown in fig. 5 and 6, a first hook 26 is symmetrically arranged on the mounting plate 24, a second hook 35 matched with the first hook 26 is arranged at the extending end of the telescopic rod 33, the first hook 26 is matched with the second hook 35 to drive the telescopic rod 33 to move synchronously with the clamping head 25, the first hook 26 and the second hook 35 are both elastic hooks, when the drawer unit 41 is drawn outwards by the longitudinal moving mechanism, the first hook 26 is driven to abut against the second hook 35 until the two hooks are connected, at the moment, the electric push rod 22 continuously drives the mounting plate 24 and the clamping head 25 to move outwards with the drawer unit 41, the telescopic rod 33 is driven to extend outwards step by step through the first hook 26 and the second hook 35, the supporting rod 34 is further driven to move along the slideway 32 to provide support for the drawer unit 41, when the drawer unit 41 needs to be sent back, the electric push rod 22 drives the mounting plate 24 to approach the cabinet 4, and then drives the telescopic rod 33 to retract through the first hook 26 and the second hook 35, and after the telescopic rod 33 is completely contracted, the electric push rod 22 continuously pushes the first hook 26 and the second hook 35 to be stressed and separate.

The lower end of the support bar 34 is provided with a pulley (not shown) which is adapted to the slideway 32 so as to reduce the friction between the support bar 34 and the slideway 32.

The upper end of the supporting rod 34 is provided with a rubber pad for increasing static friction force between the supporting rod 34 and the drawer unit 41, and plays a role in preventing shaking.

However, in the process of overhauling by a worker, there is a risk that the drawer unit 41 is deviated and falls due to excessive force, therefore, in another embodiment of the application, as shown in fig. 7 to 8, a movable rod is arranged at the upper end of the supporting rod 34, a sucker 341 is arranged at the upper end of the movable rod, an air hole 342 communicated with the inside of the sucker 341 is arranged on the side wall of the movable rod, a pressure spring 343 is arranged between the movable rod and the supporting rod 34, when the supporting rod 34 is in contact with the bottom of the drawer unit 41, the movable rod is driven to sink by the pressure of the sucker 341, the air in the sucker 341 is discharged through the air hole 342, so that the sucker 341 is firmly adsorbed at the bottom of the drawer unit 41, the combination of a plurality of suckers 341 greatly improves the stability and safety of the drawer unit 41 during overhauling, and when the drawer unit 41 is sent back after the overhauling, the supporting rod 34 descends along the slope 32, the pressure spring 343 pushes the movable rod away from the supporting rod 34, the air hole 342 leaks out, the air enters the sucker 341, and the sucker 341 is released.

Working principle: the first cylinder drives the sliding block 12 to move upwards along the first sliding groove 31 to drive the C-shaped supporting frame to move upwards, when the clamping head 25 is leveled with the drawer unit 41 to be overhauled, the transverse cylinder drives the assembly plate 21 to move transversely along the second sliding groove 31 to enable the clamping head 25 to be opposite to the drawer unit 41, then the electric push rod 22 drives the mounting plate 24 to close to the drawer unit 41 until the clamping head 25 clamps a knob on the drawer unit 41, then the electric push rod 22 drives the clamping head 25 to leave the cabinet body 4 with the drawer unit 41, when the first hook 26 on the mounting plate 24 is abutted to the second hook 35 arranged at the end part of the telescopic rod 33, the two hooks are connected, at the moment, the electric push rod 22 continues to drive the mounting plate 24 and the clamping head 25 to move outwards with the drawer unit 41, the telescopic rod 33 is driven to extend outwards step by step through the first hook 26 and the second hook 35, and then the support rod 34 is driven to move along the slide way 32, and when the support rod 34 moves to the top along the slope of the slide way 32, the upper end of the support rod 34 is abutted to the bottom of the drawer unit 41 to support the drawer unit 41.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, and various modifications and variations of the present application will be apparent to those skilled in the art, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present application, and such modifications and adaptations are intended to be comprehended within the scope of the application.

Claims

1. The utility model provides a pull-out type cubical switchboard convenient to overhaul, is including cabinet body (4) and the extraction device that are equipped with a plurality of pull-out type drawer units (41), its characterized in that: the draw-out device includes support (1), is equipped with anchor clamps on support (1), is used for driving the vertical lift mechanism of anchor clamps vertical movement, is used for adjusting anchor clamps horizontal position's lateral shifting mechanism, is used for driving the anchor clamps to press from both sides the longitudinal shifting mechanism who gets drawer unit (41) and is used for bearing drawer unit (41), support (1) and cabinet body (4) can dismantle the combination in order to get goods, support mechanism includes receiver (3) on base (27) and symmetry are located to base (27), be equipped with slide (32) and bracing piece (34) with slide (32) adaptation in receiver (3), still be equipped with in receiver (3) and drive bracing piece (34) along slide (32) removal in order to support the expansion assembly of drawer unit (41), expansion assembly includes telescopic link (33), notch that supplies bracing piece (34) to stretch out is seted up at receiver (3) top, slide (32) bottom forms gradually rising slope in order to make bracing piece (34) extend to the receiver (3) outside along telescopic link (33) extending direction.

2. The easy-to-overhaul extraction type switch cabinet according to claim 1, wherein: the support (1) comprises upright posts which are symmetrically and movably arranged, a first sliding groove (31) is formed in the upper end of each upright post, the vertical lifting mechanism comprises a first air cylinder, and a sliding block (12) which is matched with the first sliding groove (31) is arranged at the output end of each first air cylinder.

3. The easy-to-overhaul extraction type switch cabinet according to claim 2, wherein: the support (1) further comprises C-shaped support frames, each C-shaped support frame comprises a cross rod (13) and longitudinal rods (11) symmetrically arranged at two ends of the cross rod (13), one ends, far away from the cross rod (13), of the longitudinal rods (11) are respectively hinged to the sliding blocks (12), and the cross rod (13) is provided with a second sliding groove (31).

4. A draw-out switchgear convenient for maintenance according to claim 3, characterized in that: the transverse moving mechanism comprises an assembly frame (2) which is matched with the second sliding groove (31), and an assembly plate (21) is arranged on the assembly frame (2).

5. The easy-to-overhaul extraction type switch cabinet according to claim 4, wherein: the vertical moving mechanism comprises an electric push rod (22) and guide rods (23) symmetrically arranged on two sides of the electric push rod (22), one ends of the electric push rod (22) and the guide rods (23) penetrate through and extend to the other side of the assembly plate (21), an installation plate (24) is arranged at the end part of the electric push rod (22) located at the other end of the assembly plate (21), the clamp comprises a motor assembled on the installation plate (24), and a clamping head (25) is assembled at the output end of the motor.

6. The easy access draw-out switchgear of claim 5, wherein: the telescopic device is characterized in that first hooks (26) are symmetrically arranged on the mounting plate (24), second hooks (35) matched with the first hooks (26) are arranged at the extending ends of the telescopic rods (33), and the first hooks (26) are matched with the second hooks (35) to drive the telescopic rods (33) and the clamping heads (25) to move synchronously.

7. The easy-to-overhaul extraction type switch cabinet according to claim 1, wherein: the lower end of the supporting rod (34) is provided with a pulley which is matched with the slideway (32).

8. The easy access draw-out switchgear of claim 7, wherein: the upper end of the supporting rod (34) is provided with a rubber pad.

9. The easy access draw-out switchgear of claim 7, wherein: the movable rod is arranged at the upper end of the supporting rod (34), the sucking disc (341) is arranged at the upper end of the movable rod, an air hole (342) communicated with the inside of the sucking disc (341) is formed in the side wall of the movable rod, and a pressure spring (343) is arranged between the movable rod and the supporting rod (34).