Integrated high-voltage cable cabinet with cable incoming and outgoing functions

Abstract

The utility model relates to the field of high-voltage switches, in particular to an integrated high-voltage cable cabinet with cable inlet and outlet functions, which comprises a cabinet body, a cabinet door is arranged on the front side of the cabinet body, and the rear side wall of the cabinet body is connected with a switch cabinet; the straight-through current transformer is arranged on the inner wall of the rear side of the cabinet body; the insulating sleeve is arranged on the switch cabinet and is inserted into the cabinet body from the rear side of the cabinet body; the plug-in type cable head is arranged on the insulating sleeve; and the cable penetrates into the cabinet body and then penetrates through the straight-through current transformer to be connected with the plug-in cable head. The utility model has very important application prospect in the high-voltage common-box GIS incoming and outgoing line interval, has the advantages of beautiful and reasonable structure, easy observation and high reliability, and effectively ensures the operation and maintenance safety of high-voltage cables and maintainers.

Description

Technical Field

[0001] The utility model relates to the field of high-voltage switches, in particular to an integrated high-voltage cable cabinet with cable inlet and outlet functions. Background Art

[0002] A high-voltage cable cabinet is a device used to store high-voltage cables, usually in power transmission lines. It protects the cables from the external environment and can also monitor and control the cables. High-voltage cable cabinets are usually composed of steel casing, insulation materials, grounding systems and other components, which can effectively ensure the safe operation of cables. Such cabinets are usually strictly tested and verified to ensure that they meet relevant safety standards and specifications.

[0003] The existing high-voltage cable cabinet is not convenient for maintenance due to the structural design of the cable inlet and outlet lines, which can safely separate the maintenance personnel from the high-voltage cables, and there are certain safety hazards during maintenance. Utility Model Content

[0004] The utility model aims to solve the problem that the high-voltage cable cabinet in the background technology is inconvenient for maintenance personnel to separate the high-voltage cables safely, and proposes an integrated high-voltage cable cabinet with cable inlet and outlet functions.

[0005] The technical solution of the utility model is: an integrated high-voltage cable cabinet with cable inlet and outlet functions, including a cabinet body, a cabinet door is arranged on the front side of the cabinet body, and the rear side wall of the cabinet body is connected to the switch cabinet; and also includes:

[0006] A through-type current transformer is arranged on the inner wall at the rear side of the cabinet;

[0007] An insulating sleeve is arranged on the switch cabinet and inserted into the cabinet from the rear side;

[0008] A plug-in cable head is arranged on the insulating sleeve;

[0009] And the cable is inserted into the cabinet and then passes through the through-type current transformer and then connected with the plug-in cable head.

[0010] Preferably, the cabinet door comprises two upper and lower cabinet doors, a closing plate is provided between the upper and lower cabinet doors, a live display device is provided on the closing plate, and an electromagnetic lock for controlling the cabinet door to be opened or closed is provided on the inner side wall of the closing plate.

[0011] Preferably, a pressure relief channel is provided on the top of the cabinet, and a plurality of pressure relief holes are provided on the pressure relief channel.

[0012] Preferably, it also includes a lightning arrester, which is arranged on the plug-in cable head.

[0013] Preferably, a cable fixing bracket is provided on the inner wall of the cabinet, and the cable fixing bracket is used to fix the cables.

[0014] Preferably, the through-type current transformer, the plug-in cable head and the insulating sleeve form a cable inlet and outlet unit, and a plurality of cable inlet and outlet units are arranged in the cabinet.

[0015] Compared with the prior art, the utility model has the following beneficial technical effects: it has very important application prospects in the inlet and outlet line intervals of high-voltage common-box GIS, has the advantages of beautiful and reasonable structure, easy observation, and high reliability, and effectively ensures the operation and maintenance safety of high-voltage cables and maintenance personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0017] Figure 2 for Figure 1 Side view of.

[0018] Figure numerals: 1. cabinet body; 2. cabinet door; 3. power display device; 4. electromagnetic lock; 5. pressure relief channel; 6. through-type current transformer; 7. mounting bracket; 8. plug-in cable head; 9. lightning arrester; 10. cable; 11. cable fixing bracket; 12. supporting bracket; 13. insulating sleeve. DETAILED DESCRIPTION

[0019] Embodiment 1

[0020] like Figure 1-Figure 2 As shown, the utility model proposes an integrated high-voltage cable cabinet with cable inlet and outlet functions, including a cabinet body 1, a cabinet door 2 is arranged on the front side of the cabinet body 1, the cabinet door 2 includes two upper and lower cabinet doors, a closing plate is arranged between the upper and lower cabinet doors 2, a live display device 3 is arranged on the closing plate, an electromagnetic lock 4 for controlling the cabinet door 2 to be opened or closed is arranged on the inner side wall of the closing plate, two electromagnetic locks are arranged, and the opening and closing of the two cabinet doors 2 are controlled respectively, through holes for the cables 10 to pass through are arranged on the top and bottom of the cabinet body 1, and other passages are also arranged at the bottom of the cabinet body 1 The cabinet 1 has a wire hole, and the rear side wall of the cabinet 1 is connected to the switch cabinet. Specifically, the cabinet 1 is connected to the flange of the switch cabinet body by bolts. A pressure relief channel 5 is arranged on the top of the cabinet 1, and a plurality of pressure relief holes are arranged on the pressure relief channel 5. A filter is arranged in the inner cavity of the pressure relief channel 5. The pressure relief channel 5 is connected to the top of the cabinet 1 by bolts. A cover plate is arranged on the top of the pressure relief channel 5, and the cover plate and the pressure relief channel 5 are connected by bolts. It also includes a through-type current transformer 6, an insulating sleeve 13, a plug-in cable head 8, a cable 10 and a lightning arrester 9. The specific structure is as follows:

[0021] The through-type current transformer 6 is arranged on the inner wall at the rear side of the cabinet 1. Specifically, a mounting bracket is arranged on the inner wall at the rear side of the cabinet 1, and the through-type current transformer 6 is arranged on the mounting bracket 7;

[0022] The insulating sleeve 13 is arranged on the switch cabinet and inserted into the cabinet body 1 from the rear side of the cabinet body 1;

[0023] A plug-in cable head 8 is arranged on the insulating sleeve 13;

[0024] The cable 10 is inserted into the cabinet 1 and then passes through the through-type current transformer 6 and is connected to the plug-in cable head 8. A cable fixing bracket 11 is provided on the inner wall of the cabinet 1. The cable fixing bracket 11 is located between the through-type current transformer 6 and the plug-in cable head 8. The cable fixing bracket 11 is used to fix the cable 10. In an optional embodiment, in order to further improve the stability of the cable 10, a cable clamp is also provided.

[0025] And the lightning arrester 9 is arranged on the plug-in cable head 8, and the lower end of the lightning arrester 9 is fixed by a supporting bracket 12 arranged on the inner wall of the cabinet 1.

[0026] Embodiment 2

[0027] like Figure 2 As shown, the utility model proposes an integrated high-voltage cable cabinet with cable inlet and outlet functions. Compared with the first embodiment, this embodiment introduces how to set multiple cable inlet and outlet units in the cabinet body 1.

[0028] The through-type current transformer 6, the plug-in cable head 8 and the insulating sleeve 13 form a cable inlet and outlet unit. A plurality of cable inlet and outlet units are arranged in the cabinet 1. In an optional embodiment, the cable inlet and outlet units are arranged in two rows and multiple columns. When the upper row of cable inlet and outlet units are in use, the cable 10 enters from the top of the cabinet 1. When the lower row of cable inlet and outlet units are in use, the cable 10 enters from the bottom of the cabinet 1. In addition, whether it is the upper or lower row of cable inlet and outlet units, the lightning arrester 9 used with them needs to ensure that it is installed vertically. A wire outlet hole is reserved at the bottom of the cabinet 1 for connecting the lead wires of the through-type current transformer 6 in the cable cabinet, the lead wires of the electromagnetic lock 4 and the lead wires of the live display device 3 to the control cabinet.

[0029] In summary, the utility model has a very important application prospect in the high-voltage common box GIS inlet and outlet line intervals. It has the advantages of beautiful and reasonable structure, easy observation, and high reliability, which effectively ensures the operation and maintenance safety of high-voltage cables and maintenance personnel.

[0030] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An integrated high-voltage cable cabinet with cable inlet and outlet functions, comprising a cabinet body (1), a cabinet door (2) is arranged on the front side of the cabinet body (1), and a rear side wall of the cabinet body (1) is connected to a switch cabinet; characterized in that: Also includes: A through-type current transformer (6) is arranged on the inner wall at the rear side of the cabinet (1); An insulating sleeve (13) is arranged on the switch cabinet and inserted into the cabinet (1) from the rear side of the cabinet (1); A plug-in cable head (8) is arranged on the insulating sleeve (13); And the cable (10) is inserted into the cabinet (1) and then passes through the through-type current transformer (6) and is connected to the plug-in cable head (8).

2. The integrated high-voltage cable cabinet with cable inlet and outlet functions according to claim 1 is characterized in that: The cabinet door (2) comprises two upper and lower cabinet doors, a closing plate is provided between the upper and lower cabinet doors (2), a live display device (3) is provided on the closing plate, and an electromagnetic lock (4) for controlling the cabinet door (2) to be opened or closed is provided on the inner side wall of the closing plate.

3. The integrated high-voltage cable cabinet with cable inlet and outlet functions according to claim 1 is characterized in that: A pressure relief channel (5) is arranged on the top of the cabinet (1), and a plurality of pressure relief holes are arranged on the pressure relief channel (5).

4. The integrated high-voltage cable cabinet with cable inlet and outlet functions according to claim 1 is characterized in that: It also includes a lightning arrester (9), which is arranged on the plug-in cable head (8).

5. The integrated high-voltage cable cabinet with cable inlet and outlet functions according to claim 1 is characterized in that: A cable fixing bracket (11) is arranged on the inner wall of the cabinet (1), and the cable fixing bracket (11) is used to fix the cable (10).

6. The integrated high-voltage cable cabinet with cable inlet and outlet functions according to claim 1 is characterized in that: A through-type current transformer (6), a plug-in type cable head (8) and an insulating sleeve (13) form a cable inlet and outlet unit, and a plurality of cable inlet and outlet units are arranged in the cabinet (1).

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