High-voltage cable branch box with protection function

Abstract

The utility model provides a high-voltage cable branch box with a protection function, which belongs to the technical field of electrical equipment, and comprises a box body, and further comprises flip covers which are arranged on two sides of the top end of the box body, and hinges are arranged at the connecting positions of the flip covers and the box body; the protection structure comprises an installation shell fixed to the outer side of the box body, an installation rod inserted into the installation shell, a buffering assembly arranged on one side of the installation rod and a protective fence installed on one side of the buffering assembly. According to the high-voltage cable branch box, the protective fences are installed on the outer side of the box body to prevent objects from making contact with and colliding with the box body, and the buffer springs are used for buffering impact on the protective fences, so that the isolation and protection functions of the high-voltage cable branch box are achieved, the high-voltage cable branch box is prevented from being impacted or damaged by external objects, and safe operation of electric power facilities is protected; and meanwhile, the high-voltage cable branch box is effectively isolated from the external environment, so that people or animals are prevented from touching or approaching the high-voltage cable branch box by mistake.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, and in particular to a high-voltage cable branch box with a protective function. Background Art

[0002] The high-voltage cable branch box is a device used in high-voltage power systems to divide high-voltage cables into several branches, connecting lines of different voltage levels, especially for connecting multiple high-voltage transmission lines of 10kv and above, while protecting various electrical equipment in the power system from external factors such as atmosphere, water, and chemical corrosion.

[0003] After searching, the Chinese patent application number 202220181742.9 discloses a disassembly and assembly component, which includes a support plate, a support leg, a fixed plate, a cable branch box shell, a vertical plate, a limit groove, a cavity, a connecting plate, a square rod, an L-shaped rod, and a slot; the four corners of the bottom of the support plate are fixedly installed with support legs, the top of the support plate is fixedly installed with a fixed plate, the top of the fixed plate is movably in contact with a cable branch box shell with an opening on one side, and the bottom of the cable branch box shell is fixedly installed with two vertical plates, and two limit grooves are provided on the support plate. This kind of high-voltage cable branch box, by turning the knob, the knob drives the movable plate to move through the screw, the movable plate drives the connecting plate to move through the connecting rod, the connecting plate drives the L-shaped rod to separate from the corresponding slot through the flexible steel rope, the L-shaped rod slides on the square rod, the cable branch box shell is moved, and the cable branch box shell is separated from the corresponding limit groove, which is convenient for disassembly;

[0004] The above patents still have the following deficiencies: (1) The protection effect is poor. Since the device is directly set up in a factory, old town or outdoor environment, there is a lack of effective isolation and blocking facilities, which makes it easy for people or animals to touch it by mistake, especially in busy industrial areas or residential areas. Such accidental touch may cause electric shock accidents. At the same time, the device is more susceptible to impact or damage from external objects.

[0005] (2) The defect of being inconvenient to fix the cables. After the device is installed, the high-voltage cables may be tangled together in a disorderly manner, increasing the friction and extrusion between the cables, which may easily lead to cable breakage and insulation layer damage, and then cause electrical faults such as short circuits and leakage, and may even cause safety accidents such as fire and electric shock.

[0006] Therefore, a high-voltage cable branch box with protective function is urgently needed to solve the above problems. Utility Model Content

[0007] The purpose of the utility model is to address the problem that the current protection effect is poor. Since the device is directly set up in a factory building, old urban area or outdoor environment, there is a lack of effective isolation and blocking facilities, which makes it easy for people or animals to accidentally touch it, especially in busy industrial areas or residential areas. Such accidental touch may cause electric shock accidents. At the same time, the device is more susceptible to impact or damage from external objects.

[0008] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0009] A high-voltage cable branch box with a protective function, comprising a box body, and further comprising:

[0010] A flap is installed on both sides of the top of the box body, and a hinge is installed at the connection position between the flap and the box body;

[0011] Telescopic cylinders, installed on both sides of the inside of the flap;

[0012] A connection seat is fixed inside the box, and a branch connector is installed on one side of the connection seat, and a main connector is installed on the other side of the connection seat, the bottom end of the main connector is connected to a main cable, and the bottom end of the branch connector is connected to a branch cable;

[0013] A fixed wire structure, arranged outside the branch cable, for fixing the position of the branch cable;

[0014] A partition plate, fixed inside the box;

[0015] The protective structure is arranged on the outside of the box, wherein the protective structure includes a mounting shell fixed on the outside of the box, a mounting rod inserted into the mounting shell, a buffer component arranged on one side of the mounting rod, and a guardrail installed on one side of the buffer component.

[0016] As a preferred technical solution of the present application, the buffer assembly includes a second guide shell fixed on one side of the mounting rod, a first guide shell inserted inside the second guide shell and connected to the guardrail, and a buffer spring fixed at a position between the mounting rod and the guardrail.

[0017] Through the above technical solution, the guardrail is installed on the outside of the box to prevent objects from contacting and colliding with the box, and the buffer spring buffers the impact on the guardrail.

[0018] As a preferred technical solution of the present application, a sliding structure is formed between the mounting rod and the mounting shell, and the mounting shell and the box body are welded into an integrated structure.

[0019] Through the above technical solution, the installation rod slides inside the installation shell, which facilitates the installation, removal and replacement of the guardrail.

[0020] As a preferred technical solution of the present application, several groups of buffer springs are fixed on one side of the guardrail, and the groups of buffer springs are evenly distributed on one side of the guardrail.

[0021] Through the above technical solution, the upper limit of buffering is increased by using multiple groups of buffer springs, the buffering effect is improved, and the vibration and impact transmitted from the guardrail to the box body are reduced.

[0022] As a preferred technical solution of the present application, the wire fixing structure includes a cover shell fixed on one side of the interior of the box body, fixed clamps fixed at both ends of the interior of the cover shell, a movable clamp sliding inside the cover shell, a screw rod threadedly connected to the interior of the movable clamp, a crank fixed at the top of the screw rod, and a connecting rod installed in the middle position of adjacent screw rods.

[0023] Through the above technical solution, the branch cable is placed between the fixed clamp and the movable clamp, and the crank is rotated to move the movable clamp along the screw rod toward the fixed clamp, thereby clamping and fixing the position of the branch cable.

[0024] As a preferred technical solution of the present application, a rotating structure is formed between the fixing clamp and the screw rod, and a welded integrated structure is formed between the fixing clamp and the cover shell.

[0025] Through the above technical solution, the position of the fixing clamp is fixed, and the fixing clamp is not easy to interfere with the normal operation of the screw rod.

[0026] Compared with the prior art, the utility model has the following beneficial effects:

[0027] In the scheme of this application:

[0028] The guardrail is installed on the outside of the box to prevent objects from contacting and colliding with the box. At the same time, the buffer spring buffers the impact on the guardrail, thereby realizing the isolation protection function of the device, preventing external objects from hitting or damaging the high-voltage cable branch box, protecting the safe operation of power facilities, and effectively isolating the high-voltage cable branch box from the external environment to prevent people or animals from accidentally touching or approaching the high-voltage cable branch box;

[0029] By placing the branch cable between the fixed clamp and the movable clamp, rotating the crank to move the movable clamp along the screw rod toward the fixed clamp, and clamping the position of the branch cable, the cable fixing function of the device is realized, which facilitates fixing the position of the cable and makes multiple groups of cables parallel and non-contacting, thereby ensuring the safety of electricity use and reducing safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is one of the schematic diagrams of the structure of the utility model;

[0031] Figure 2 This is the second schematic diagram of the structure of the utility model;

[0032] Figure 3 A schematic diagram of the three-dimensional cross-sectional structure of the fixed wire structure provided in this application;

[0033] Figure 4 This is a schematic diagram of the three-dimensional cross-sectional structure of the protective structure provided in this application.

[0034] Markings in the figure: 1. Box body; 2. Branch cable; 3. Fixed line structure; 301. Cover; 302. Fixed clamp; 303. Moveable clamp; 304. Crank; 305. Connecting rod; 306. Screw rod; 4. Branch joint; 5. Connecting seat; 6. Flip cover; 7. Protective structure; 701. Guardrail; 702. Buffer spring; 703. First guide shell; 704. Mounting rod; 705. Second guide shell; 706. Mounting shell; 8. Telescopic cylinder; 9. Hinge; 10. Dividing plate; 11. Main cable; 12. Main joint. DETAILED DESCRIPTION

[0035] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0036] like Figure 1-4 As shown, a high-voltage cable branch box with a protective function proposed in this embodiment includes a box body 1, and also includes:

[0037] The flap 6 is installed on both sides of the top of the box body 1, and a hinge 9 is installed at the connection position between the flap 6 and the box body 1;

[0038] Telescopic cylinders 8 are installed on both sides of the inside of the flip cover 6;

[0039] A connection base 5 is fixed inside the box 1, and a branch connector 4 is installed on one side of the connection base 5, and a main connector 12 is installed on the other side of the connection base 5. The bottom end of the main connector 12 is connected to a main cable 11, and the bottom end of the branch connector 4 is connected to a branch cable 2;

[0040] A wire fixing structure 3, arranged outside the branch cable 2, for fixing the position of the branch cable 2;

[0041] The partition plate 10 is fixed inside the box body 1;

[0042] The protective structure 7 is arranged on the outside of the box body 1, wherein the protective structure 7 includes a mounting shell 706 fixed on the outside of the box body 1, a mounting rod 704 inserted into the mounting shell 706, a buffer component arranged on one side of the mounting rod 704, and a protective fence 701 installed on one side of the buffer component.

[0043] like Figure 1 , Figure 2 and Figure 4 As shown, as a preferred embodiment, on the basis of the above method, further, the buffer assembly includes a second guide shell 705 fixed on one side of the mounting rod 704, a first guide shell 703 inserted in the second guide shell 705 and connected to the guardrail 701, and a buffer spring 702 fixed at the middle position between the mounting rod 704 and the guardrail 701. A sliding structure is formed between the mounting rod 704 and the mounting shell 706, and the mounting shell 706 and the box body 1 are welded into an integrated structure. Several groups of buffer springs 702 are fixed on one side of the guardrail 701, and several groups of buffer springs 702 are evenly spaced on one side of the guardrail 701. By inserting the mounting rod 704 into the second guide shell 705, the guardrail 701 is installed on the outside of the box body 1 to prevent objects from contacting and colliding with the box body 1. At the same time, the impact on the guardrail 701 is buffered by the telescopic deformation surface of the buffer spring 702. At the same time, the second guide shell 705 and the first guide shell 703 limit the swing amplitude of the buffer spring 702.

[0044] like Figure 1 , Figure 2 and Figure 3 As shown, as a preferred embodiment, on the basis of the above method, further, the wire fixing structure 3 includes a cover shell 301 fixed on one side of the interior of the box body 1, a fixed clamp 302 fixed at both ends of the interior of the cover shell 301, a movable clamp 303 sliding in the interior of the cover shell 301, a screw rod 306 threadedly connected to the interior of the movable clamp 303, a crank 304 fixed at the top of the screw rod 306, and a connecting rod 305 installed at the middle position of adjacent screw rods 306, a rotating structure is formed between the fixed clamp 302 and the screw rod 306, and the fixed clamp 302 and the cover shell 301 are welded into an integrated structure, by placing the branch cable 2 into the arc groove between the fixed clamp 302 and the movable clamp 303, rotating the crank 304 to drive the screw rod 306 to rotate, so that the movable clamp 303 moves toward the fixed clamp 302 along the thread on the surface of the screw rod 306, so that the movable clamp 303 and the fixed clamp 302 clamp and fix the position of the branch cable 2, so that the branch cables 2 are not easily entangled and knotted.

[0045] Specifically, when the high-voltage cable branch box with a protective function is in use: pull the flap 6 to flip around the hinge 9, drive the telescopic cylinder 8 to extend, open the telescopic cylinder 8, connect the main cable 11 and the branch cable 2 to the main connector 12 and the branch connector 4 respectively, and then insert the branch connector 4 and the main connector 12 into the connecting seat 5, connect the main cable 11 with multiple groups of branch cables 2, divert the electricity, fix the fixed line structure 3 on the branch cable 2, make the multiple groups of branch cables 2 parallel, and isolate and protect the device through the protective structure 7 to ensure the safe use of the device.

[0046] By inserting the mounting rod 704 into the second guide shell 705, the guardrail 701 is installed on the outside of the box body 1 to prevent objects from contacting and colliding with the box body 1. At the same time, the impact on the guardrail 701 is buffered by the expansion and contraction deformation surface of the buffer spring 702. At the same time, the second guide shell 705 and the first guide shell 703 limit the shaking range of the buffer spring 702.

[0047] By placing the branch cable 2 into the arc groove between the fixed clamp 302 and the movable clamp 303, rotating the crank 304 drives the screw rod 306 to rotate, so that the movable clamp 303 moves toward the fixed clamp 302 along the thread on the surface of the screw rod 306, so that the movable clamp 303 and the fixed clamp 302 clamp and fix the position of the branch cable 2, so that the branch cables 2 are not easily entangled and knotted.

[0048] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A high-voltage cable branch box with protective function, comprising a box body (1), characterized in that: Also includes, A flap (6) is mounted on both sides of the top of the box body (1), and a hinge (9) is installed at the connection position between the flap (6) and the box body (1); Telescopic cylinders (8) are installed on both sides of the interior of the flip cover (6); A connection base (5) is fixed inside the box (1), and a branch connector (4) is installed on one side of the connection base (5), and a main connector (12) is installed on the other side of the connection base (5), the bottom end of the main connector (12) is connected to a main cable (11), and the bottom end of the branch connector (4) is connected to a branch cable (2); A wire fixing structure (3) is arranged outside the branch cable (2) and is used to fix the position of the branch cable (2); A partition plate (10) is fixed inside the box body (1); A protective structure (7) is arranged on the outside of the box body (1), wherein the protective structure (7) comprises a mounting shell (706) fixed to the outside of the box body (1), a mounting rod (704) inserted into the mounting shell (706), a buffer component arranged on one side of the mounting rod (704), and a protective fence (701) installed on one side of the buffer component.

2. A high-voltage cable branch box with protective function according to claim 1, characterized in that: The buffer assembly comprises a second guide shell (705) fixed to one side of the mounting rod (704), a first guide shell (703) inserted into the second guide shell (705) and connected to the guardrail (701), and a buffer spring (702) fixed at a position between the mounting rod (704) and the guardrail (701).

3. A high-voltage cable branch box with protective function according to claim 2, characterized in that: A sliding structure is formed between the mounting rod (704) and the mounting shell (706), and a welded integrated structure is formed between the mounting shell (706) and the box body (1).

4. A high-voltage cable branch box with protective function according to claim 2, characterized in that: A plurality of groups of buffer springs (702) are fixed on one side of the guardrail (701), and the plurality of groups of buffer springs (702) are distributed at equal intervals on one side of the guardrail (701).

5. A high-voltage cable branch box with protective function according to claim 4, characterized in that: The wire fixing structure (3) comprises a cover shell (301) fixed to one side of the interior of the box body (1), fixed clamps (302) fixed to both ends of the interior of the cover shell (301), a movable clamp (303) sliding inside the cover shell (301), a screw rod (306) threadedly connected to the interior of the movable clamp (303), a crank (304) fixed to the top of the screw rod (306), and a connecting rod (305) installed at the middle position of adjacent screw rods (306).

6. A high-voltage cable branch box with protective function according to claim 5, characterized in that: The fixing clamp (302) and the screw rod (306) form a rotating structure, and the fixing clamp (302) and the cover shell (301) form a welded integrated structure.

Images