High-voltage power distribution cabinet with internal insulation structure

Abstract

The utility model relates to the technical field of high-voltage power distribution cabinets, and discloses a high-voltage power distribution cabinet internally provided with an insulation structure, which comprises a cabinet body, an insulation support seat is arranged in the cabinet body, an insulation placement cover is arranged above the insulation support seat, a wire outlet groove is arranged in the insulation support seat, and the insulation support seat is internally provided with a wire outlet. Wire fixing plates are installed on the inner walls of the two sides of the insulating placement cover, and an insulating placement plate is arranged on the inner side of the insulating supporting seat. Through the design, after the power distribution equipment is placed on the insulation placement plate, the insulation placement cover is matched to form an effective insulation partition effect on the power distribution equipment; the L-shaped wire outlet groove is formed in the insulating supporting seat, and the wire fixing plate is mounted on the inner wall of the insulating placement cover, so that the insulating wire outlet groove and the wire fixing plate are matched to effectively insulate and block the current generated on the connector bar of the power distribution equipment and prevent the current from leading to the surface of the cabinet body, and the insulativity of the power distribution cabinet is further improved; and good protection is provided for workers.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage distribution cabinets, in particular to a high-voltage distribution cabinet with an internal insulation structure. Background Art

[0002] High-voltage distribution cabinet refers to an electrical product used for switching, controlling or protecting in power generation, transmission, distribution, power conversion and consumption of power systems. The high-voltage switchgear has an installation voltage level of 3.6kV to 550kV. In actual use, high-voltage distribution cabinets are an important part of the power transmission and transformation equipment manufacturing industry and occupy a very important position in the entire power industry.

[0003] However, the existing power distribution cabinet shell is mostly made of metal, and then the outer wall of the shell is painted with protective paint. Such power distribution cabinets have poor insulation performance and cannot provide good protection for workers when leakage occurs. Therefore, those skilled in the art provide a high-voltage power distribution cabinet with an internal insulation structure to solve the problems raised in the above background technology. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a high-voltage power distribution cabinet with an internal insulation structure to solve the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-voltage power distribution cabinet with an internal insulation structure, comprising a cabinet body, an insulating support seat is arranged in the cabinet body, an insulating placement cover is arranged above the insulating support seat, a wire outlet groove is opened in the insulating support seat, wire fixing plates are installed on the inner walls on both sides of the insulating placement cover, an insulating placement plate is arranged on the inner side of the insulating support seat, insulating fixing sleeves are installed at the four corners of the bottom side of the insulating placement plate, a bottom fixing sleeve is slidably sleeved inside the lower end of the insulating fixing sleeve, and a buffer spring is arranged between the insulating fixing sleeve and the bottom fixing sleeve.

[0008] Preferably, a card block is installed on the inner wall of the top of the cabinet, and a card slot is opened on the top of the insulation placement cover. The insulation placement cover is slidably connected with the card block through the card slot, and the insulation placement cover can be replaced after being worn out due to long-term use.

[0009] Preferably, a cooling fan is installed at the bottom of the cabinet, an air outlet is provided at the lower part of the cooling fan, an air inlet is provided on the side of the cabinet, and air holes are provided on the insulating mounting cover and the insulating mounting plate. The air holes on the insulating mounting cover correspond to the air inlet on the cabinet, so as to effectively exhaust the heat inside the insulating mounting cover in the cabinet.

[0010] Preferably, the inner and outer walls of the cabinet are coated with rubber coating, and a cabinet door is hinged on the front side of the cabinet, and the cabinet door is also coated with rubber coating, which further enhances the insulation of the distribution cabinet shell and is safe and reliable to use.

[0011] (III) Beneficial effects

[0012] Compared with the prior art, the utility model provides a high-voltage power distribution cabinet with an internal insulation structure, which has the following beneficial effects:

[0013] Through the design, when the distribution equipment is placed on the insulating mounting plate and cooperates with the insulating mounting cover, an effective insulating partition effect can be formed for the distribution equipment; and an L-shaped wire outlet groove is opened in the insulating support seat, and a wire fixing plate is installed on the inner wall of the insulating mounting cover. Therefore, the insulating wire outlet groove and the wire fixing plate cooperate to effectively insulate and block the current generated on the terminal block of the distribution equipment, so that it will not pass to the surface of the cabinet, thereby improving the insulation of the distribution cabinet and providing good protection for the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of a high-voltage distribution cabinet with an internal insulation structure provided in an embodiment of the present application.

[0015] Figure 2 It is a structural schematic diagram of a cabinet in a high-voltage distribution cabinet with an internal insulation structure provided in an embodiment of the present application.

[0016] Figure 3 It is a structural schematic diagram of an insulating housing cover in a high-voltage distribution cabinet with an insulating structure inside provided in an embodiment of the present application.

[0017] In the figure: 1. cabinet body; 2. cooling fan; 3. air outlet; 4. cabinet door; 5. insulating support seat; 6. wire outlet slot; 7. air inlet; 8. clamping block; 9. bottom fixing sleeve; 10. insulating fixing sleeve; 11. buffer spring; 12. insulating placement plate; 13. insulating placement cover; 14. wire fixing plate; 15. clamping slot. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides a technical solution, a high-voltage distribution cabinet with an internal insulation structure, see Figure 1 , including a cabinet 1, wherein an insulating support seat 5 is provided in the cabinet 1, see Figure 1 , Figure 3 An insulating cover 13 is arranged above the insulating support seat 5, a wire outlet groove 6 is opened in the insulating support seat 5, and a wire fixing plate 14 is installed on the inner walls of both sides of the insulating cover 13. An insulating plate 12 is arranged inside the insulating support seat 5, and insulating fixing sleeves 10 are installed at the four corners of the bottom side of the insulating plate 12. The lower end of the insulating fixing sleeve 10 is slidably sleeved with a bottom fixing sleeve 9, and a buffer spring 11 is arranged between the insulating fixing sleeve 10 and the bottom fixing sleeve 9. After the power distribution equipment is placed on the insulating plate 12, the insulating cover 13 can form an effective insulation partition effect on the power distribution equipment;

[0020] See also Figure 2 , Figure 3 A card block 8 is installed on the inner wall of the top of the cabinet 1, and a card slot 15 is opened on the top of the insulation placement cover 13. The insulation placement cover 13 is slidably connected with the card block 8 through the card slot 15. The insulation placement cover 13 can be replaced after being worn out after long-term use;

[0021] See also Figure 1 , Figure 2 The cabinet 1 is provided with a cooling fan 2 at the bottom, an air outlet 3 is provided at the bottom of the cooling fan 2, an air inlet 7 is provided at the side of the cabinet 1, and air holes are provided on the insulating cover 13 and the insulating plate 12. Figure 2 , Figure 3 The air holes on the insulating cover 13 correspond to the air inlet 7 on the cabinet 1, which can effectively exhaust the heat inside the insulating cover 13 in the cabinet 1; the inner and outer walls of the cabinet 1 are coated with rubber coating, and a cabinet door 4 is hinged on the front side of the cabinet 1, and the cabinet door 4 is also coated with rubber coating, which further enhances the insulation of the distribution cabinet shell and is safe and reliable to use.

[0022] Working principle of the device: an insulating support seat 5 and an insulating placement cover 13 are arranged inside the cabinet 1, wherein the insulating support seat 5 is fixedly installed with the bottom inner wall of the cabinet 1, and the insulating placement cover 13 is placed above the insulating support seat 5 and slidably engaged with the card block 8 on the upper side of the cabinet 1 through the card slot 15, so it is convenient to take out and replace;

[0023] An L-shaped wire outlet groove 6 is provided in the insulating support seat 5, and a wire fixing plate 14 is installed on the inner wall of the insulating housing cover 13. Therefore, the insulating wire outlet groove 6 and the wire fixing plate 14 cooperate to effectively insulate and block the current generated on the wiring block, so that it will not flow to the surface of the cabinet 1;

[0024] After the power distribution equipment is placed on the insulating placement plate 12, the insulating placement cover 13 can be used to form an effective insulation partition effect on the power distribution equipment;

[0025] Insulating fixing sleeves 10 are installed at the four corners of the bottom side of the insulating mounting plate 12, and a bottom fixing sleeve 9 is provided on the lower sliding sleeve of the insulating fixing sleeve 10, a buffer spring 11 is provided between the two, and the bottom fixing sleeve 9 is fixedly connected to the bottom side wall of the cabinet 1. Therefore, when the cabinet 1 is transported or installed in a place where vibration is more likely to occur, such as beside a highway, the vibration can be effectively buffered, thereby reducing the leakage phenomenon caused by vibration damage to the distribution equipment.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] In this document, unless otherwise clearly stipulated and limited, terms such as "installation", "setting", "connection", "fixation", and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in this utility model according to the specific circumstances.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-voltage power distribution cabinet with an internal insulation structure, comprising a cabinet body (1), characterized in that: An insulating support seat (5) is arranged in the cabinet (1), an insulating placement cover (13) is arranged above the insulating support seat (5), a wire outlet groove (6) is opened in the insulating support seat (5), and a wire fixing plate (14) is installed on the inner walls of both sides of the insulating placement cover (13), an insulating placement plate (12) is arranged inside the insulating support seat (5), and insulating fixing sleeves (10) are installed at the four corners of the bottom side of the insulating placement plate (12), a bottom fixing sleeve (9) is slidably sleeved inside the lower end of the insulating fixing sleeve (10), and a buffer spring (11) is arranged between the insulating fixing sleeve (10) and the bottom fixing sleeve (9).

2. A high-voltage power distribution cabinet with an internal insulation structure according to claim 1, characterized in that: A clamping block (8) is installed on the inner wall of the top of the cabinet (1), a clamping slot (15) is provided on the top of the insulating placement cover (13), and the insulating placement cover (13) is slidably engaged with the clamping block (8) via the clamping slot (15).

3. A high-voltage power distribution cabinet with an internal insulation structure according to claim 1, characterized in that: A cooling fan (2) is installed at the bottom of the cabinet (1), an air outlet (3) is provided at the lower part of the cooling fan (2), and an air inlet (7) is provided on the peripheral side of the cabinet (1).

4. A high-voltage power distribution cabinet with an internal insulation structure according to claim 3, characterized in that: The insulating placement cover (13) and the insulating placement plate (12) are both provided with air holes, and the air holes on the insulating placement cover (13) correspond to the air inlets (7) on the cabinet (1).

5. A high-voltage power distribution cabinet with an internal insulation structure according to claim 1, characterized in that: The inner wall and the outer wall of the cabinet body (1) are both coated with a rubber coating, and a cabinet door (4) is hingedly connected to the front side of the cabinet body (1), and the cabinet door (4) is also coated with a rubber coating.

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