Low-voltage wire inlet cabinet

Abstract

The invention provides a low-voltage wire inlet cabinet, which comprises a cabinet body, a cabinet door, a mounting box body and a sliding assembly, and is characterized in that the cabinet body is provided with an opening; the cabinet door is hinged to the cabinet body, and the cabinet door opens and closes the opening; the installation box body is located in the cabinet body, one side of the installation box body is provided with an installation port, the installation port faces the cabinet door, and the installation box body is used for installing electrical components; the sliding assembly comprises a supporting guide rail, a sliding seat and a pushing driving source, the supporting guide rail is connected with the cabinet body, the sliding seat is slidably connected with the supporting guide rail, and the mounting box body is connected with the sliding seat; the push driving source is used for pushing the sliding seat to slide along the supporting guide rail, so that the mounting box extends out of the opening. The mounting box body is rotationally connected with the sliding seat, and a turnover assembly is arranged in the cabinet body and used for driving the mounting box body to rotate, so that the orientation of the mounting opening is changed. According to the invention, an operator can conveniently install and overhaul electrical components.

Description

Technical Field

[0001] The present application relates to the technical field of power distribution equipment, and in particular to a low-voltage incoming line cabinet. Background Art

[0002] The low-voltage incoming line cabinet is a key device in the power system for introducing power from the outside. It is usually used to receive power from the power supply network and transmit it to the busbar of the substation or distribution room.

[0003] The low-voltage incoming line cabinet includes a cabinet body, a cabinet door and electrical components installed inside the cabinet body. The cabinet door is hinged to the cabinet body. The electrical components mainly include vacuum circuit breakers, disconnectors, current transformers, lightning arresters, live displays and voltage transformers, etc. Each electrical component is electrically connected to the branch bus. These electrical components jointly ensure the stable operation of the power system, while providing protection, metering and monitoring functions. The electrical components will generate heat during operation, and heat dissipation openings are opened on both sides of the cabinet to improve the heat dissipation effect.

[0004] During the wiring and maintenance of electrical components, since the electrical components are installed inside the cabinet, the operator needs to go deep into the cabinet to operate. For some low-voltage incoming cabinets with a large depth, it is easy to make the operation inconvenient. Summary of the invention

[0005] In order to facilitate operators to install and repair electrical components, the present application provides a low-voltage incoming line cabinet.

[0006] The present application provides a low-voltage incoming line cabinet, which adopts the following technical solution: A low-voltage incoming line cabinet, comprising: A cabinet body, wherein the cabinet body is provided with an opening; A cabinet door, the cabinet door is hinged to the cabinet body, and the cabinet door opens and closes the opening; An installation box, the installation box is located in the cabinet, a side of the installation box is provided with an installation opening, the installation opening faces the cabinet door, and the installation box is used to install electrical components; A sliding assembly, the sliding assembly includes a supporting guide rail, a sliding seat and a driving source, the supporting guide rail is connected to the cabinet, the sliding seat is slidably connected to the supporting guide rail, and the installation box is connected to the sliding seat; the driving source is used to push the sliding seat to slide along the supporting guide rail so that the installation box extends from the opening.

[0007] By adopting the above technical solution, when it is necessary to install or repair the electrical components, the driving source is pushed to drive the sliding seat to slide along the supporting guide rail, so that the installation box can be extended from the opening of the cabinet, which is convenient for operators to install the electrical components from the installation opening into the installation box, thereby improving the installation and maintenance efficiency. The installation box can protect the electrical components, and the installation opening is conducive to the heat dissipation of the electrical components in the installation box.

[0008] Optionally, the installation box is rotatably connected to the sliding seat, and a flip assembly is provided in the cabinet, and the flip assembly is used to drive the installation box to rotate, so as to change the direction of the installation opening.

[0009] By adopting the above technical solution, the installation box is rotatably connected to the sliding seat, and the flip assembly can drive the installation box to rotate, thereby changing the direction of the installation opening. When it rains, the flip assembly makes the installation opening face downward, which can reduce the amount of rainwater entering the installation box from the installation opening; when maintenance is required, the flip assembly makes the installation opening face the cabinet door, which is conducive to improving the convenience of operating electrical components.

[0010] Optionally, the flip assembly includes: A connecting rod, the connecting rod is connected to the installation box, and the connecting rod is rotatably connected to the sliding seat; A reducer connected to the sliding seat; A flip driving source is connected to the sliding seat, and the flip driving source drives the connecting rod to rotate through the reducer.

[0011] By adopting the above technical solution, the connecting rod is connected to the installation box, the connecting rod is rotatably connected to the sliding seat, the flipping drive source outputs a driving force, and the driving force drives the connecting rod to rotate after being decelerated by the reducer, so that the installation box can be flipped smoothly, thereby facilitating the adjustment of the direction of the installation port and improving the convenience and safety of operation.

[0012] Optionally, the flipping assembly also includes a pulley and a transmission belt, wherein two pulleys are provided, and the two pulleys are respectively connected to the output shaft and the connecting rod of the reducer, the transmission belt is sleeved on the two pulleys, and the output shaft of the flipping drive source is connected to the input shaft of the reducer.

[0013] By adopting the above technical solution, the flipping driving source outputs power, the reducer reduces speed, and then the connecting rod is rotated through the pulley and the transmission belt, thereby realizing the smooth flipping of the installation box.

[0014] Optionally, a closing component is provided on the inner bottom side of the cabinet, and the closing component includes a closing drive source and a closing plate, and the closing plate is adapted to the installation port; the closing plate is connected to the closing drive source, and the closing drive source drives the closing plate to move, so that the closing plate opens and closes the installation port.

[0015] By adopting the above technical solution, when it rains, the closing drive source drives the closing plate to close the installation opening, effectively preventing rainwater from entering the installation box and protecting the electrical components from damage. When it is not raining, the closing plate opens the installation opening, which helps dissipate heat from the electrical components and improves the working stability of the electrical components.

[0016] Optionally, the closing plate is provided with an embedding groove, and the side wall of the mounting opening is embedded in the embedding groove.

[0017] By adopting the above technical solution, when the closing plate closes the installation opening, the side wall of the installation opening is embedded in the embedding groove, thereby improving the sealing between the closing plate and the installation opening and effectively reducing the entry of water vapor into the installation box.

[0018] Optionally, a rain sensor is connected to the outside of the cabinet, and a temperature sensor is connected to the inside of the installation box. Both the rain sensor and the temperature sensor are electrically connected to the closed drive source.

[0019] By adopting the above technical solution, when the rain sensor detects rain, the closing component can be controlled to close the installation opening in time, effectively reducing the entry of water vapor into the installation box. When the temperature sensor detects that the temperature inside the installation box is high, the closing component opens the installation opening, which is conducive to the heat dissipation of the electrical components in the installation box.

[0020] Optionally, a fireproof plate is connected to a side of the closing plate close to the installation box.

[0021] By adopting the above technical solution, when a fire occurs in an electrical component installed in the box, the closing plate closes the installation opening, and the provision of the fireproof plate can effectively improve the fireproof performance of the closing plate, thereby reducing the spread of fire.

[0022] Optionally, a smoke sensor is connected in the installation box, and the smoke sensor is electrically connected to the closing drive source.

[0023] By adopting the above technical solution, when the smoke sensor detects a fire in the installation box, the closing drive source drives the closing plate to close the installation opening, reducing the amount of air entering the installation box, thereby reducing the spread of fire.

[0024] Optionally, a locking assembly is provided on the sliding seat, and the locking assembly is provided with multiple groups, and the locking assembly includes a locking drive source and a locking plate; the locking drive source is connected to the sliding seat, and the locking plate is connected to the locking drive source, and the locking drive source drives the locking plate to clamp the installation box.

[0025] By adopting the above technical solution, when the installation box is extended out of the cabinet, the locking drive source drives the locking plate to clamp and fix the installation box, thereby limiting the position of the installation box, improving the stability of the installation box, and facilitating the operator to install or repair electrical components inside the installation box.

[0026] In summary, the present application includes at least one of the following beneficial effects: 1. The sliding assembly allows the installation box to extend from the cabinet, making it easier for operators to install and maintain electrical components outside the cabinet, thus improving operational convenience and safety; 2. The flip assembly allows the installation box to rotate, and the closing assembly controls the opening and closing of the installation port, effectively reducing the entry of water vapor into the installation box on rainy days and improving the protection performance; 3. When the smoke sensor and temperature sensor detect a fire, the closing component can quickly close the installation port to reduce the amount of air entering the installation box, thereby suppressing the spread of fire and improving the safety of the equipment in the event of a fire. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the low-voltage incoming line cabinet in an embodiment of the present application; Figure 2 It is a schematic diagram of the cross-section structure of the low-voltage incoming line cabinet in an embodiment of the present application; Figure 3 is a schematic diagram of the cross-sectional structure of the installation box of the embodiment of the present application; Figure 4 is a schematic structural diagram of the embodiment of the present application in which the sliding seat is cut to reveal the flip assembly; Figure 5 It is a schematic diagram of the exploded structure of the installation box and the closing assembly according to the embodiment of the present application.

[0028] Explanation of the accompanying drawings: 1. Cabinet body; 11. Heat dissipation opening; 2. Cabinet door; 3. Installation box; 31. Installation port; 4. Sliding assembly; 41. Support guide rail; 42. Sliding seat; 43. Push drive source; 5. Flip assembly; 51. Flip drive source; 52. Reducer; 53. Pulley; 54. Drive belt; 55. Connecting rod; 6. Closing assembly; 61. Closing plate; 611. Embedding groove; 62. Closing drive source; 63. Fireproof board; 7. Locking assembly; 71. Locking drive source; 72. Locking plate; 8. Smoke sensor; 9. Temperature sensor; 10. Rainfall sensor. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1-5 This application is described in further detail.

[0030] An embodiment of the present application provides a low-voltage incoming line cabinet.

[0031] refer to Figure 1 The low-voltage incoming line cabinet includes a cabinet body 1 and a cabinet door 2. An opening is provided on one side of the cabinet body 1. The cabinet door 2 is hinged to the cabinet body 1 and can open and close the opening. A plurality of heat dissipation openings 11 are provided on both sides of the cabinet body 1, so that the inside of the cabinet body 1 is connected to the outside, which is beneficial to the heat dissipation inside the cabinet body 1.

[0032] refer to Figure 2 and Figure 3 , a sliding assembly 4 is arranged in the cabinet 1, and the sliding assembly 4 includes a supporting rail 41, a sliding seat 42 and a driving source 43. The supporting rail 41 is fixedly connected to the inner wall of the cabinet 1, the supporting rail 41 is arranged horizontally, and the sliding seat 42 is slidably connected to the supporting rail 41. In this embodiment, the driving source 43 specifically adopts an electric push rod, the body of the driving source 43 is fixedly connected to the supporting rail 41, and the moving end of the driving source 43 is fixedly connected to the sliding seat 42. The sliding assembly 4 is provided with two groups, and the two groups of sliding assemblies 4 are respectively located on opposite sides of the inner wall of the cabinet 1.

[0033] refer to Figure 3 and Figure 4 The sliding seat 42 is rotatably connected with a connecting rod 55, and the connecting rod 55 is fixedly connected with the installation box 3. The installation box 3 is located between the two sets of sliding components 4. A mounting opening 31 is provided on one side of the installation box 3, and the interior of the installation box 3 is used to install electrical components. When the driving source 43 is started, the driving source 43 drives the sliding seat 42 to move along the supporting guide rail 41, so that the installation box 3 can extend from the opening of the cabinet 1, which is convenient for operators to install or repair electrical components from the mounting opening 31 into the installation box 3.

[0034] refer to Figure 2 and Figure 3 , a locking assembly 7 is provided on the sliding seat 42, and the locking assembly 7 includes a locking driving source 71 and a locking plate 72. In the present embodiment, the locking driving source 71 specifically adopts an electric push rod, the body of the locking driving source 71 is fixedly connected to the sliding seat 42, and the moving end of the locking driving source 71 is fixedly connected to the locking plate 72. There are two groups of locking assemblies 7, and the two groups of locking assemblies 7 are respectively located on both sides of the installation box 3. When the installation box 3 extends out of the cabinet 1, the locking driving source 71 drives the locking plate 72 to abut against the installation box 3, and the two locking plates 72 clamp and fix the installation box 3, thereby improving the stability of the installation box 3, thereby facilitating installation and maintenance operations in the installation box 3.

[0035] refer to Figure 3 and Figure 4 , a flip assembly 5 is arranged on the sliding seat 42, and the flip assembly 5 includes a flip driving source 51, a reducer 52, a pulley 53 and a transmission belt 54. In the present embodiment, the flip driving source 51 specifically adopts a motor, the interior of the sliding seat 42 is hollow, and the body of the flip driving source 51 is fixedly connected to the inner wall of the sliding seat 42. The reducer 52 is fixedly connected to the inner wall of the sliding seat 42, and the output shaft of the flip driving source 51 is fixedly connected to the input shaft of the reducer 52. There are two pulleys 53, and the two pulleys 53 are respectively fixedly connected to the connecting rod 55 and the output shaft of the reducer 52, and the transmission belt 54 is sleeved on the two pulleys 53. When the flip driving source 51 is started, the output power of the flip driving source 51 is decelerated by the reducer 52, and then the connecting rod 55 is driven to rotate through the transmission belt 54 and the pulley 53, thereby driving the installation box 3 to rotate, and the direction of the installation port 31 can be changed. When the installation opening 31 is directed downward, it is possible to reduce rainwater from entering the installation box 3 through the installation opening 31 , and it is also possible to reduce dust accumulation in the installation box 3 .

[0036] refer to Figure 2 and Figure 5 , a closing assembly 6 is provided on the inner bottom side of the cabinet 1, and the closing assembly 6 includes a closing plate 61 and a closing drive source 62. In this embodiment, the closing drive source 62 specifically adopts an electric push rod, the body of the closing drive source 62 is fixedly connected to the inner bottom wall of the cabinet 1, and the moving end of the closing drive source 62 is fixedly connected to the closing plate 61. The closing plate 61 is adapted to the mounting opening 31, and the closing drive source 62 pushes the closing plate 61 to move, so that the closing plate 61 can close the mounting opening 31 and reduce rainwater from entering the mounting box 3. The closing plate 61 is provided with an embedding groove 611, and the side wall of the mounting opening 31 can be embedded in the embedding groove 611, thereby improving the sealing performance.

[0037] refer to Figure 2 A rain sensor 10 is installed on the top wall of the cabinet 1, and the rain sensor 10 is electrically connected to the closing drive source 62. When the rain sensor 10 detects rain, the closing drive source 62 is controlled to drive the closing plate 61 to close the installation opening 31, thereby reducing rainwater from entering the installation box 3.

[0038] refer to Figure 2 and Figure 3 A temperature sensor 9 is installed in the installation box 3. The temperature sensor 9 can detect the temperature in the installation box 3. The temperature sensor 9 is electrically connected to the closing drive source 62. When it is not raining and the temperature sensor 9 detects that the temperature in the installation box 3 is high, the closing drive source 62 drives the closing plate 61 to open the installation opening 31, which is beneficial to the heat dissipation of the electrical components inside the installation box 3.

[0039] refer to Figure 3 and Figure 5 A smoke sensor 8 is installed in the installation box 3. The smoke sensor 8 is electrically connected to the closing drive source 62. The smoke sensor 8 can detect whether there is a fire in the installation box 3, and timely control the closing drive source 62 to drive the closing plate 61 to close the installation port 31, thereby reducing the air entering the installation box 3, thereby reducing the spread of fire. A fireproof plate 63 is fixedly connected to the top side of the closing plate 61. The fireproof plate 63 is made of fireproof material and can improve the fireproof performance.

[0040] The implementation principle of a low-voltage incoming line cabinet in the embodiment of the present application is as follows: the driving source 43 drives the sliding seat 42 to slide along the supporting guide rail 41, so that the installation box 3 extends out of the cabinet 1, which is convenient for installing or repairing electrical components from the installation opening 31 into the installation box 3. The flip assembly 5 drives the installation box 3 to rotate, so that the installation opening 31 faces downward, reducing rainwater from entering the installation box 3, and also reducing dust accumulation in the installation box 3. When it rains, the closing driving source 62 drives the closing plate 61 to close the installation opening 31, further reducing the situation where rainwater enters the installation box 3.

[0041] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A low voltage incoming line cabinet, characterized in that: include: A cabinet body (1), wherein the cabinet body (1) is provided with an opening; A cabinet door (2), the cabinet door (2) being hinged to the cabinet body (1), and the cabinet door (2) opening and closing the opening; An installation box (3), the installation box (3) being located inside the cabinet (1), a mounting opening (31) being provided on one side of the installation box (3), the mounting opening (31) facing the cabinet door (2), and the installation box (3) being used for mounting electrical components; A sliding assembly (4), the sliding assembly (4) comprising a supporting guide rail (41), a sliding seat (42) and a driving source (43), the supporting guide rail (41) being connected to the cabinet (1), the sliding seat (42) being slidably connected to the supporting guide rail (41), and the installation box (3) being connected to the sliding seat (42); the driving source (43) being used to push the sliding seat (42) to slide along the supporting guide rail (41), so that the installation box (3) extends out from an opening of the cabinet (1).

2. A low voltage incoming line cabinet according to claim 1, characterized in that: The installation box (3) is rotatably connected to the sliding seat (42), and a flip assembly (5) is provided in the cabinet (1). The flip assembly (5) is used to drive the installation box (3) to rotate, thereby changing the direction of the installation opening (31).

3. A low voltage incoming line cabinet according to claim 2, characterized in that: The flip assembly (5) comprises: A connecting rod (55), the connecting rod (55) being connected to the installation box (3), and the connecting rod (55) being rotatably connected to the sliding seat (42); A reducer (52), the reducer (52) being connected to the sliding seat (42); A turning drive source (51), the turning drive source (51) being connected to the sliding seat (42), and the turning drive source (51) drives the connecting rod (55) to rotate via the reducer (52).

4. A low voltage incoming line cabinet according to claim 3, characterized in that: The flip assembly (5) further comprises a pulley (53) and a transmission belt (54), wherein two pulleys (53) are provided, and the two pulleys (53) are respectively connected to the output shaft of the reducer (52) and the connecting rod (55), and the transmission belt (54) is sleeved on the two pulleys (53), and the output shaft of the flip driving source (51) is connected to the input shaft of the reducer (52).

5. A low voltage incoming line cabinet according to claim 2, characterized in that: A closing component (6) is provided on the inner bottom side of the cabinet (1), the closing component (6) comprising a closing drive source (62) and a closing plate (61), the closing plate (61) being adapted to the installation opening (31); the closing plate (61) is connected to the closing drive source (62), the closing drive source (62) drives the closing plate (61) to move, so that the closing plate (61) opens and closes the installation opening (31).

6. A low voltage incoming line cabinet according to claim 5, characterized in that: The closing plate (61) is provided with an embedding groove (611), and the side wall of the installation opening (31) is embedded in the embedding groove (611).

7. A low voltage incoming line cabinet according to claim 5, characterized in that: The outside of the cabinet (1) is connected to a rain sensor (10), the inside of the installation box (3) is connected to a temperature sensor (9), and both the rain sensor (10) and the temperature sensor (9) are electrically connected to the closed drive source (62).

8. A low voltage incoming line cabinet according to claim 5, characterized in that: A fireproof plate (63) is connected to a side of the closing plate (61) close to the installation box (3).

9. A low voltage incoming line cabinet according to claim 8, characterized in that: A smoke sensor (8) is connected inside the installation box (3), and the smoke sensor (8) is electrically connected to the closing drive source (62).

10. A low voltage incoming line cabinet according to claim 2, characterized in that: A locking assembly (7) is provided on the sliding seat (42), and the locking assembly (7) is provided with a plurality of groups. The locking assembly (7) comprises a locking drive source (71) and a locking plate (72); the locking drive source (71) is connected to the sliding seat (42), the locking plate (72) is connected to the locking drive source (71), and the locking drive source (71) drives the locking plate (72) to clamp the installation box (3).

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