Removable cabinet body structure

Abstract

The utility model provides a removable cabinet body structure, which solves the problems that an air switch of an existing electric appliance cabinet is internally arranged and the maintenance space of the air switch is limited after wiring electric appliances are installed, and mainly comprises a cabinet body, the upper layer and the lower layer of the cabinet body are divided into a bus bar layer and an electric appliance installation layer, and an external air switch box is fixed on the side face corresponding to the bus bar layer. The air switch box is of an outward-opening door structure, the air switch fixing plates in groups are fixed in the air switch box in a hollow mode, the air switch fixing plates and the inner wall of the air switch box are fixed into a whole through screws, a binding post is fixed to the center of the air switch fixing plates in a penetrating mode, and the binding post is used for communicating the busbar layer with the air switch box. A connecting sleeve plate fixed on the air switch fixing plate through screws is annularly arranged on the outer wall of the shaft section of the air switch fixing plate, the upper layer of the air switch fixing plate is of a hollow structure used for installing an air switch module, and an electromagnetic lock type access door is further arranged on the side, corresponding to the air switch box, of the electric appliance installation layer.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage switch cabinets, in particular to a removable cabinet structure. Background Art

[0002] Switchgear is a general term for power distribution equipment such as high-voltage distribution cabinets, generators, transformers, power lines, circuit breakers, low-voltage switchgear, distribution boards, switch boxes, control boxes, etc. in the power system. At present, power distribution equipment such as circuit breakers and corresponding modules are installed in switchgear. After the later wiring and installation, the reserved space for maintenance of circuit breakers is small, which is inconvenient for maintenance of power distribution equipment. Maintenance is difficult and inefficient. Therefore, we propose a removable cabinet structure to overcome the above problems. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the defects of the prior art. The utility model proposes a removable cabinet structure which is more convenient for maintenance.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a removable cabinet structure, comprising: a cabinet, wherein the upper and lower layers of the cabinet are divided into a busbar layer and an electrical installation layer, an external air switch box is fixed to the side of the busbar layer, and the air switch box is an external opening door structure, and a group of air switch fixing plates are fixed in the hollow inside thereof, and the air switch fixing plate is fixed to the inner wall of the air switch box with screws as a whole, and a circuit breaker terminal is fixed through the center thereof, and the circuit breaker terminal is used to connect the busbar layer and the air switch box, and its shaft section The outer wall ring is provided with a connecting sleeve plate fixed on the air switch fixing plate by screws. The upper layer of the air switch fixing plate is a hollow structure for installing the air switch module. The busbar layer and the electrical installation layer are also provided with a circuit breaker isolation plate. A plurality of groups of inclined isolation terminals are equidistantly fixed on the circuit breaker isolation plate. One end of the isolation terminal corresponds to the bottom of the busbar layer, and the other end passes through the circuit breaker isolation plate to correspond to the electrical installation layer. The electrical installation layer is also provided with an electromagnetic lock type inspection door on the side corresponding to the air switch box.

[0005] Furthermore, a plurality of groups of busbar posts placed transversely and vertically are fixed in the busbar layer, and the plurality of busbar posts are arranged equidistantly and correspond one-to-one to each of the isolation terminals.

[0006] Furthermore, the isolation terminals include at least three groups.

[0007] Furthermore, the cabinet body is provided with ventilation holes on a side opposite to the air switch box, and the ventilation holes correspond to the busbar layer and the electrical appliance installation layer respectively.

[0008] Furthermore, a ground frame protruding upward is fixed to the bottom of the electrical installation layer, and the ground frame is used to place external electrical components in the hollow space.

[0009] Furthermore, a lifting ring is symmetrically fixed and welded on the top of the cabinet.

[0010] Compared with the prior art, the beneficial effects of the utility model include: the corresponding circuit breakers and modules can be installed and fixed on the outside of the cabinet through an external circuit breaker box, and the maintenance process is not limited by the internal space of the cabinet. Similarly, the outside of the corresponding electrical installation layer is also provided with a corresponding electromagnetic lock-type outward-opening door for maintenance. The maintenance process is coordinated from top to bottom, the efficiency is higher, and the maintenance is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The disclosure of the present invention is described with reference to the accompanying drawings. It should be understood that the drawings are only for illustrative purposes and are not intended to limit the scope of protection of the present invention. In the accompanying drawings, the same reference numerals are used to refer to the same components. Among them:

[0012] Figure 1 The figure schematically shows the overall structure of a cabinet according to one embodiment of the present invention.

[0013] Numbers in the figure: 1. Cabinet; 2. Busbar layer; 3. Electrical installation layer; 4. Circuit breaker box; 5. Circuit breaker fixing plate; 6. Circuit breaker terminal; 7. Connection sleeve; 8. Hollow structure; 9. Circuit breaker isolation plate; 10. Isolation terminal; 11. Inspection door; 12. Busbar column; 13. Ventilation hole; 14. Floor frame; 15. Lifting ring. DETAILED DESCRIPTION

[0014] It is easy to understand that according to the technical solution of the utility model, without changing the essential spirit of the utility model, a person skilled in the art can propose a variety of interchangeable structural modes and implementation modes. Therefore, the following specific implementation modes and drawings are only exemplary descriptions of the technical solution of the utility model, and should not be regarded as the entirety of the utility model or as a limitation or restriction to the technical solution of the utility model.

[0015] According to one embodiment of the present invention, Figure 1 Shown.

[0016] A removable cabinet 1 structure, comprising: a cabinet 1, wherein the cabinet 1 is divided into a busbar layer 2 and an electrical installation layer 3, and an external air switch box 4 is fixed to the side of the busbar layer 2. The air switch box 4 is an external door structure, and a group of air switch fixing plates 5 are fixed in the hollow inside. The air switch fixing plate 5 is fixed to the inner wall of the air switch box 4 with screws as a whole, and a circuit breaker terminal 6 is fixed through the center. The circuit breaker terminal 6 is used to connect the busbar layer 2 and the air switch box 4, and the outer wall of the shaft section is provided with screws fixed to the air switch. The connecting sleeve plate 7 is on the fixing plate 5, and the upper layer of the air switch fixing plate 5 is a hollow structure 8 for installing the air switch module. The busbar layer 2 and the electrical installation layer 3 are also provided with a circuit breaker isolation plate 9, and a plurality of groups of inclined isolation terminals 10 are equidistantly fixed on the circuit breaker isolation plate 9. One end of the isolation terminal 10 corresponds to the bottom of the busbar layer 2, and the other end passes through the circuit breaker isolation plate 9 to correspond to the electrical installation layer 3. The electrical installation layer 3 is also provided with an electromagnetic lock type inspection door 11 on the side corresponding to the air switch box 4.

[0017] In this embodiment, a plurality of groups of busbar posts 12 placed horizontally and vertically are fixed in the busbar layer 2, and the plurality of busbar posts 12 are arranged equidistantly and correspond one to one with each of the isolation terminals 10. The isolation terminals 10 include at least three groups. The cabinet 1 is also provided with ventilation holes 13 on the side opposite to the air switch box 4, and the ventilation holes 13 correspond to the busbar layer 2 and the electrical installation layer 3 respectively. A ground frame 14 protruding upward is also fixed at the bottom of the electrical installation layer 3, and the ground frame is used to place external electrical components in the hollow. The cabinet 1 is also symmetrically fixed with hanging rings 15 welded on the top.

[0018] Through the above structure, during the process of wiring and installing electrical components inside the cabinet 1, the corresponding circuit breakers and modules can be installed and positioned in the external circuit breaker box 4, and then the circuit breaker fixing plate 5 is matched with the upper hollow space to realize the overall installation, and the connection with the busbar column 12 inside the cabinet 1 is realized through the circuit breaker terminal 6, and then the circuit breaker isolation plate 9 is set in the middle position to realize the electrical connection between the electrical components of the lower electrical installation layer 3 and the busbar layer 2. During subsequent maintenance, one is to carry out power-off maintenance through the circuit breaker box 4 when the door is opened, and the other is to carry out door opening maintenance through the electromagnetic external opening door of the corresponding electrical installation layer 3 below. The upper and lower parts work together to reduce the space restrictions of the internal wiring of the cabinet 1 on various components and circuit breaker modules. The overall structure is practical and reliable, and has a wide range of application scenarios.

[0019] The technical scope of the present invention is not limited to the contents described above. Those skilled in the art can make various deformations and modifications to the above embodiments without departing from the technical concept of the present invention, and these deformations and modifications should all fall within the protection scope of the present invention.

Claims

1. A removable cabinet structure, characterized in that: include: A cabinet body, wherein the upper and lower layers of the cabinet body are divided into a busbar layer and an electrical installation layer, an external air switch box is fixed to the side corresponding to the busbar layer, the air switch box is an outward opening door structure, a group of air switch fixing plates are fixed in the hollow inside, the air switch fixing plate is fixed to the inner wall of the air switch box with screws as a whole, a circuit breaker terminal is fixed through the center, the circuit breaker terminal is used to connect the busbar layer and the air switch box, the outer wall of the axial section is provided with a connecting sleeve plate fixed to the air switch fixing plate with screws, the upper layer of the air switch fixing plate is a hollow structure for installing an air switch module group, a circuit breaker isolation plate is also provided between the busbar layer and the electrical installation layer, a plurality of groups of inclined isolation terminals are equidistantly fixed on the circuit breaker isolation plate, one end of the isolation terminal corresponds to the bottom of the busbar layer, and the other end passes through the circuit breaker isolation plate to correspond to the electrical installation layer, and the electrical installation layer is also provided with an electromagnetic lock type inspection door on the side corresponding to the air switch box.

2. The removable cabinet structure according to claim 1, characterized in that: A plurality of groups of busbar posts are fixed in the busbar layer and are placed vertically and horizontally. The plurality of busbar posts are arranged equidistantly and correspond one to one with each of the isolation terminals.

3. The removable cabinet structure according to claim 1, characterized in that: The isolation terminals include at least three groups.

4. The removable cabinet structure according to claim 1, characterized in that: The cabinet body is further provided with ventilation openings on a side opposite to the air-opening box, and the ventilation openings correspond to the busbar layer and the electrical appliance installation layer respectively.

5. The removable cabinet structure according to claim 1, characterized in that: A ground frame protruding upward is also fixed at the bottom of the electrical installation layer, and the ground frame is used for placing external electrical components in a hollow space.

6. The removable cabinet structure according to claim 1, characterized in that: The top of the cabinet is also symmetrically fixed with hanging rings welded thereto.

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