CN215070963U

CN215070963U - Combined switch cabinet

Info

Publication number: CN215070963U
Application number: CN202120561852.3U
Authority: CN
Inventors: 刘玉涛; 范柏成; 范金武; 张家声
Original assignee: Tianjin Hongtai Weiye Power Technology Co ltd
Current assignee: Tianjin Hongtai Weiye Power Technology Co ltd
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2021-12-07
Anticipated expiration: 2031-03-18

Abstract

The utility model provides a combined cubical switchboard, include: the base, equipment box and locking subassembly. The base includes: the heat dissipation box comprises a bottom plate, a back plate, a heat dissipation box and a fan, wherein the bottom plate and the back plate are arranged on the top surface of the bottom plate, a flow guide hole is formed in the side wall of the heat dissipation box, and a locking hole is formed in the back plate. The fan is arranged on the back plate, and an air inlet pipe of the fan is communicated with the heat dissipation box. The equipment box is detachably installed on the side wall of the heat dissipation box, heat dissipation holes matched with the flow guide holes are formed in the side wall, close to the heat dissipation box, of the equipment box, and accommodating holes matched with the locking holes are formed in the side wall, close to the back plate, of the equipment box. The locking assembly comprises a locking pin, the locking pin is arranged in the accommodating hole, and when the accommodating hole is opposite to the locking hole in timing, the locking pin is inserted into the locking hole. A combined cubical switchboard, can make things convenient for the electronic component heat dissipation, promote the use flexibility of cubical switchboard simultaneously.

Description

Combined switch cabinet

Technical Field

The utility model belongs to the electrical equipment field especially relates to a combined switch cabinet.

Background

The switch cabinet is a common electrical device and mainly used for opening, closing, controlling and protecting the electrical device in the process of performing power generation, power transmission, power distribution, electric energy conversion and the like in an electric power system. A plurality of electronic components such as a circuit breaker, a disconnecting switch, a load switch, an operating mechanism, a mutual inductor and the like are usually installed inside a common switch cabinet, and workers can selectively install the electronic components according to actual requirements.

However, the existing switch cabinet usually adopts an integral box structure, and the heat dissipation effect of the integral box structure is limited, so that heat generated by electronic elements cannot be discharged in time after the switch cabinet starts to work. Secondly, the use flexibility of integral box structure is relatively poor, and when the work of different grade type was carried out or the place was placed in the change to needs cubical switchboard, the staff can't be quick switches its inside electronic component, also can not be simple convenient transportation of realization cubical switchboard, consequently can seriously influence work efficiency.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a combined switch cabinet to solve the above technical problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a combination switchgear comprising:

a base, the base comprising: the heat dissipation device comprises a bottom plate, a back plate, a heat dissipation box and a fan, wherein the bottom plate and the back plate are arranged on the top surface of the bottom plate; the fan is arranged on the back plate, and an air inlet pipe of the fan is communicated with the heat dissipation box;

the equipment box is detachably arranged on the side wall of the heat dissipation box, heat dissipation holes matched with the flow guide holes are formed in the side wall, close to the heat dissipation box, of the equipment box, and accommodating holes matched with the locking holes are formed in the side wall, close to the back plate, of the equipment box;

the locking assembly comprises a locking pin, the locking pin is arranged in the accommodating hole, and when the accommodating hole is opposite to the locking hole in right time, the locking pin is inserted into the locking hole.

Further, the locking pole includes operation section and insertion section, the external diameter of operation section is greater than the external diameter of insertion section, and the external diameter of insertion section equals with the internal diameter of locking hole.

Furthermore, an operation notch is formed in the side wall, far away from the heat dissipation box, of the equipment box, and the operation notch is communicated with the accommodating hole; and an operating rod is arranged on the side wall of the insertion section and is arranged inside the operating notch.

Furthermore, the locking assembly also comprises a locking sheet which is arranged on the back plate in a sliding manner; be equipped with the fixed slot on the lateral wall of inserting the section, it is corresponding be equipped with the draw-in groove on the lock plate, after the lock round pin inserts the locking hole, inside the draw-in groove embedding fixed slot.

Furthermore, the locking piece is provided with a long round hole, a fastening screw is arranged in the long round hole, and the end part of the fastening screw is inserted into a fixing screw hole preset on the back plate.

Furthermore, the locking subassembly includes reset spring, reset spring sets up in inserting the section outside, and reset spring's one end links to each other with the terminal surface of operation section, and the other end links to each other with the inner wall of accommodation hole.

Furthermore, be equipped with the gib block on the lateral wall of equipment box, it is corresponding, be equipped with the direction spout with gib block matched with on the lateral wall of heat dissipation case.

Further, the base further comprises a shielding assembly, and the shielding assembly comprises a first top plate and a second top plate; the top surface of the heat dissipation box is provided with an installation shaft, and the first top plate and the second top plate are hinged with the installation shaft.

Compared with the prior art, a combined type cubical switchboard have following advantage:

(1) a combined cubical switchboard, can reduce the heat that inside electronic component of equipment box distributed out through the cooperation of heat dissipation case and fan to provide suitable operating temperature for electronic component. In addition, because the equipment box adopts the mode of can dismantling the connection to link to each other with the base, consequently the staff can change the equipment box according to actual demand to promote the use flexibility of cubical switchboard.

(2) A combined cubical switchboard, can lock the position of equipment box through the cooperation in locking round pin and locking hole to avoid the equipment box to take place unusual the removal in the course of the work. In addition, this device can also carry on spacingly through the locking piece to the locking round pin that inserts the locking hole to the locking round pin takes place to break away from with the locking hole at the course of the work.

Drawings

The accompanying drawings, which form a part hereof, 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 without undue limitation. In the drawings:

fig. 1 is a schematic structural diagram of a switch cabinet according to an embodiment of the present invention;

fig. 2 is a schematic view of a switch cabinet according to an embodiment of the present invention at another angle;

fig. 3 is a cross-sectional view of a switch cabinet according to an embodiment of the present invention;

fig. 4 is an exploded view of a base according to an embodiment of the present invention;

fig. 5 is an exploded view of a locking assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an equipment box according to an embodiment of the present invention.

Description of reference numerals:

1-a bottom plate; 2-a back plate; 21-a locking hole; 3-a heat dissipation box; 31-diversion holes; 32-mounting shaft; 33-a guide chute; 4-a fan; 5-equipment box; 51-heat dissipation holes; 52-a receiving hole; 53-operation incision; 54-a guide bar; 61-operation section; 611-a lever; 62-an insertion section; 621-fixed slot; 7-a return spring; 8-a locking tab; 81-card slot; 82-oblong holes; 83-fastening screws; 91-a first top panel; 92-second top panel.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A combination type switch cabinet, the structure of which can be schematically shown in fig. 1-3, as shown in the figure, the switch cabinet in this embodiment comprises: a base, an equipment box 5 and a locking assembly. The equipment box 5 is used for containing electronic elements, the base is used for bearing the equipment box 5 and dissipating heat of the electronic elements in the equipment box 5, and the locking assembly is used for fixing the position of the equipment box 5 and preventing the equipment box 5 from moving in working.

Fig. 4 is an exploded view of a base according to the present embodiment, and fig. 6 is a schematic structural view of an equipment box 5, which includes: bottom plate 1, backplate 2, heat dissipation case 3 and fan 4, bottom plate 1 and backplate 2 all set up on the top surface of bottom plate 1, are equipped with water conservancy diversion hole 31 on the lateral wall of heat dissipation case 3, are equipped with locking hole 21 on backplate 2. The fan 4 is arranged on the back plate 2, and an air inlet pipe of the fan 4 is communicated with the heat dissipation box 3. The equipment box 5 is detachably mounted on the side wall of the heat dissipation box 3, the side wall of the equipment box 5 close to the heat dissipation box 3 is provided with heat dissipation holes 51 matched with the flow guide holes 31, and the side wall of the equipment box 5 close to the back plate 2 is provided with accommodating holes 52 matched with the locking holes 21.

In addition, the device can fix the position of the equipment box 5 through a locking assembly. Specifically, in this embodiment, the locking assembly includes a locking pin that is disposed within the receiving bore 52. When the housing hole 52 is aligned with the lock hole 21 during the installation of the equipment box 5, the worker inserts the lock pin into the lock hole 21 to fix the position of the equipment box 5. When it is necessary to remove the equipment box 5, the worker should pull the locking pin first to make the locking pin exit the locking hole 21 and then move the equipment box 5.

Before performing work, a worker may install electronic components inside the equipment box 5. In order to facilitate the switching of components, the operator may install the same type of electronic components inside the same equipment box 5, or may divide a plurality of electronic components inside the switch cabinet according to the functions, and install the electronic components having the same function division or the synergistic effect inside the same equipment box 5.

When working, the worker should install the equipment box 5 on the heat dissipation box 3 first, and then start the fan 4. The fan 4 can make the inside of the heat dissipation box 3 form negative pressure, and under the action of the negative pressure, air inside the equipment box 5 is sucked into the inside of the heat dissipation box 3, so that heat generated by the electronic element is taken away, and a proper working temperature is provided for the electronic element.

When the work of different grade type is carried out or is transported to needs cubical switchboard, the staff can dismantle equipment box 5 according to actual demand. Compared with the prior art, because the equipment box 5 in this device can be dismantled with the heat dissipation case 3 and be connected, consequently can reduce electronic component's the change degree of difficulty to promote staff's operating speed.

Optionally, in order to avoid the equipment box 5 from deviating during the dismounting process, in this embodiment, a guide bar 54 is disposed on the sidewall of the equipment box 5, and correspondingly, a guide chute 33 matched with the guide bar 54 is disposed on the sidewall of the heat dissipation box 3. When the equipment box is disassembled or assembled, the worker can drive the guide strip 54 to slide along the guide chute 33, so that the equipment box 5 can be disassembled or assembled along the correct path.

Fig. 5 is an exploded view of the locking assembly, and as shown, the locking rod may include an operating section 61 and an insertion section 62, the operating section 61 having an outer diameter greater than that of the insertion section 62, and the insertion section 62 having an outer diameter equal to the inner diameter of the locking hole 21. When the position of the equipment box 5 needs to be locked, the insertion section 62 is inserted into the locking hole 21.

Optionally, in order to facilitate the operation of the locking rod by the worker, an operation notch 53 is formed in the side wall of the equipment box 5 far away from the heat dissipation box 3, and the operation notch 53 is communicated with the accommodating hole 52. An operating rod 611 is provided on the side wall of the insertion section 62, and the operating rod 611 is placed inside the operating notch 53. When it is desired to move the position of the lock lever, the operator pulls the operating lever 611, thereby causing the lock lever to slide within the receiving hole 52.

In actual use, the locking rod risks to be disengaged from the locking hole 21, since the operator needs to operate the electronic components inside the switchgear. To prevent the lock rod from being disengaged from the lock hole 21 in the working state, the lock assembly of the present embodiment may include a lock plate 8.

Specifically, the locking piece 8 is slidably disposed on the back plate 2, and a locking groove 81 is disposed on the locking piece 8. Correspondingly, a fixing groove 621 is formed in the side wall of the insertion section 62, and after the locking pin is inserted into the locking hole 21, a worker can slide the locking piece 8 in the direction of the locking hole 21, so that the locking groove 81 is embedded into the fixing groove 621. At this time, the axial degree of freedom of the lock rod is restricted, and therefore, the lock rod can be prevented from being disengaged from the lock hole 21.

Optionally, in order to realize the sliding of the locking plate 8, an oblong hole 82 should be formed in the locking plate 8, and a fastening screw 83 is disposed inside the oblong hole 82. Inside fastening screw 83's tip inserted the fixed screw hole of predetermineeing on backplate 2, when needing locking piece 8 to slide, the staff can loosen fastening screw 83 by turns, and after locking piece 8 reachd the position of predetermineeing, the staff can tighten fastening screw 83 to fix locking piece 8's position.

In addition, to improve the operating convenience of the worker, the locking assembly may further include a return spring 7. The return spring 7 is sleeved outside the insertion section 62, and one end of the return spring 7 is connected with the end face of the operation section 61, and the other end is connected with the inner wall of the accommodating hole 52. When the insertion section 62 enters the locking hole 21 and the locking piece 8 fixes the locking rod, the return spring 7 will be compressed. After the locking piece 8 releases the fixation of the locking rod, the elastic force inside the return spring 7 will drive the insertion section 62 to exit from the locking hole 21, so that the worker can move the equipment box 5 conveniently.

As an alternative to this embodiment, to avoid water leakage in rainy weather from the equipment box 5, the base may include a shielding component. Specifically, the shielding assembly comprises a first top plate 91 and a second top plate 92, an installation shaft 32 is arranged on the top surface of the heat dissipation box 3, and the first top plate 91 and the second top plate 92 are hinged to the installation shaft 32. When the cubical switchboard carried out normal work, first roof 91 and second roof 92 all should be parallel with bottom plate 1, and first roof 91 and second roof 92 will shelter from equipment box 5 this moment to avoid the rainwater to get into. When the equipment box 5 needs to be disassembled and assembled, the worker can install the shaft 32 as a shaft to turn over the first top plate 91 and/or the second top plate 92, so that a space is provided for the movement of the equipment box 5.

The following explains the effects of the above-described scheme:

the embodiment provides a combined switch cabinet, can dispel the heat to the equipment box through the cooperation of heat dissipation case and fan to provide suitable operating temperature for electronic component. Secondly, this device can carry out the dismouting to the equipment box according to actual demand, consequently has higher use flexibility. In addition, this device can restrict the position of equipment box through the locking subassembly to avoid the equipment box to take place unusual the removal at the during operation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A combined switch cabinet is characterized by comprising:

a base, the base comprising: the heat dissipation device comprises a bottom plate (1), a back plate (2), a heat dissipation box (3) and a fan (4), wherein the bottom plate (1) and the back plate (2) are both arranged on the top surface of the bottom plate (1), a flow guide hole (31) is formed in the side wall of the heat dissipation box (3), and a locking hole (21) is formed in the back plate (2); the fan (4) is arranged on the back plate (2), and an air inlet pipe of the fan (4) is communicated with the heat dissipation box (3);

the equipment box (5), the equipment box (5) is detachably mounted on the side wall of the heat dissipation box (3), heat dissipation holes (51) matched with the flow guide holes (31) are formed in the side wall, close to the heat dissipation box (3), of the equipment box (5), and accommodating holes (52) matched with the locking holes (21) are formed in the side wall, close to the back plate (2), of the equipment box (5);

and the locking assembly comprises a locking pin which is arranged inside the accommodating hole (52), and the locking pin is inserted into the locking hole (21) when the accommodating hole (52) is opposite to the locking hole (21).

2. The combination switchgear cabinet as claimed in claim 1, wherein: the locking rod comprises an operation section (61) and an insertion section (62), wherein the outer diameter of the operation section (61) is larger than that of the insertion section (62), and the outer diameter of the insertion section (62) is equal to the inner diameter of the locking hole (21).

3. The combination switchgear cabinet as claimed in claim 2, wherein: an operation notch (53) is formed in the side wall, away from the heat dissipation box (3), of the equipment box (5), and the operation notch (53) is communicated with the accommodating hole (52); an operating rod (611) is arranged on the side wall of the insertion section (62), and the operating rod (611) is arranged inside the operating notch (53).

4. The combination switchgear cabinet as claimed in claim 2, wherein: the locking assembly further comprises a locking sheet (8), and the locking sheet (8) is arranged on the back plate (2) in a sliding mode; the side wall of the insertion section (62) is provided with a fixing groove (621), and correspondingly, the locking sheet (8) is provided with a clamping groove (81).

5. The combination switchgear cabinet as claimed in claim 4, wherein: the locking piece (8) is provided with a long round hole (82), a fastening screw (83) is arranged in the long round hole (82), and the end of the fastening screw (83) is inserted into a preset fixing screw hole in the back plate (2).

6. The combination switchgear cabinet as claimed in claim 2, wherein: the locking subassembly includes reset spring (7), reset spring (7) cover is established and is inserted section (62) outside, and reset spring (7)'s one end and the terminal surface of operation section (61) link to each other, and the other end links to each other with the inner wall of accommodation hole (52).

7. The combination switchgear cabinet as claimed in claim 1, wherein: the side wall of the equipment box (5) is provided with a guide strip (54), and correspondingly, the side wall of the heat dissipation box (3) is provided with a guide sliding groove (33) matched with the guide strip (54).

8. The combination switchgear cabinet as claimed in claim 1, wherein: the base further comprises a shutter assembly comprising a first top plate (91) and a second top plate (92); the top surface of the heat dissipation box (3) is provided with an installation shaft (32), and the first top plate (91) and the second top plate (92) are hinged to the installation shaft (32).