Insulated power transmission rod structure

Abstract

The utility model relates to the technical field of power transmission lines, in particular to an insulating power transmission rod structure which comprises a first insulating rod, a second insulating rod is inserted into the first insulating rod, and a third insulating rod is inserted into the second insulating rod. The top of the outer wall of the first insulating rod and the top of the outer wall of the second insulating rod are both provided with locking assemblies, the top of the third insulating rod is sleeved with a working head, the top of the third insulating rod is provided with a clamping assembly used for clamping the working head, and the clamping assembly comprises an insertion groove formed in the top of the third insulating rod in a penetrating mode. According to the utility model, the stretching length of the whole insulating power transmission rod can be adjusted, the insulating power transmission rod is used for high-voltage operation, the use is convenient, the working head of the insulating power transmission rod can be disassembled, other types of working heads can be conveniently mounted, and the applicability of the whole insulating power transmission rod is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power transmission lines, in particular to an insulating power transmission pole structure. Background Art

[0002] Insulated transmission pole, also known as insulating operating pole, is an insulating tool specially used for power transmission within the power system. It can be used for live working, live maintenance and live maintenance work tools. It is also an insulating tool used to operate live equipment for a short time, such as connecting or disconnecting high-voltage disconnectors, drop fuses, etc.

[0003] After searching, the patent publication number CN205863755U is an insulation device for power engineering, which includes a first insulating rod, a second insulating rod and a third insulating rod; a plurality of second insulating rods are arranged between the first insulating rod and the third insulating rod; the first insulating rod is a hollow structure, and the second insulating rod is arranged inside the first insulating rod; a lower rotating fixing piece is provided on the first insulating rod; the second insulating rod is a hollow structure, and the third insulating rod is arranged inside the second insulating rod.

[0004] In the process of implementing the above solution, it was found that the following problems in the prior art have not been well solved: the insulating rod in the prior art is generally composed of a working head, an insulating telescopic rod, a handle, etc., wherein the working head generally has various forms, and the working head is fixed to the insulating telescopic rod in a fixed connection manner, so that it is not easy to disassemble and replace when installing other types of working heads, which is inconvenient for people to use. Therefore, it is urgent to design an insulating power transmission pole structure to solve the above problems. Utility Model Content

[0005] The purpose of the present utility model is to provide an insulating power transmission pole structure to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] An insulating power transmission rod structure includes a first insulating rod, a second insulating rod is inserted into the interior of the first insulating rod, and a third insulating rod is inserted into the interior of the second insulating rod, a locking assembly is provided on the top of the outer wall of the first insulating rod and the top of the outer wall of the second insulating rod, a working head is sleeved on the top of the third insulating rod, and a clamping assembly for clamping the working head is provided on the top of the third insulating rod, the clamping assembly includes a slot that passes through the top of the third insulating rod, and L-shaped mounting grooves are provided between the bottom two sides of the slot and the surface of the third insulating rod, the inner walls of the two L-shaped mounting grooves are inserted with a pressing seat, and one side of the pressing seat is fixed with an L-shaped clamping plate inserted in the L-shaped mounting groove and the slot, an elastic ring is installed between one side of the L-shaped clamping plate and one side of the L-shaped mounting groove, and the top of the other side of the L-shaped clamping plate is fitted against the bottom inner wall of the working head.

[0008] Furthermore, anti-slip grooves distributed at equal distances are provided on the top of the other side of the L-shaped pallet.

[0009] Furthermore, a guide rod is fixed between both sides of the two L-shaped mounting grooves, and a guide hole for the guide rod to pass through is provided on the L-shaped card plate. Through holes for the guide rod to pass through are provided on both sides of the middle position of the two elastic rings, and the elastic rings are made of memory metal material.

[0010] Furthermore, the two locking assemblies include mounting bases fixed to the top of the outer wall of the first insulating rod and the top of the outer wall of the second insulating rod, and a second threaded hole is provided in the middle position of the mounting base, and the inner walls of the second threaded holes are screwed with tightening screws. The top of one side of the first insulating rod and the top of one side of the second insulating rod are each provided with a socket connected to the second threaded hole, and the two tightening screws pass through the sockets and tighten to the surface of the second insulating rod and the surface of the third insulating rod respectively.

[0011] Furthermore, a grip rod is provided at the bottom of the first insulating rod, and reinforcement holes are provided at the middle position of the bottom of the first insulating rod and the middle position of the top of the grip rod, and reinforcement core rods are fixed to the inner walls of the reinforcement holes.

[0012] Furthermore, a rainproof cap is fixedly provided on the outer wall of the reinforcement core rod, and the rainproof cap is fixedly provided at the gap between the bottom of the first insulating rod and the top of the grip rod, and the rainproof cap and the reinforcement core rod are both made of insulating ceramic material.

[0013] Furthermore, a first threaded hole is formed at the bottom of the gripping rod, a threaded rod is threadedly connected to the inner wall of the first threaded hole, and a gripping handle is fixed to the bottom of the threaded rod.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] In the utility model, the third insulating rod can be extended from the second insulating rod, and the second insulating rod can be extended from the first insulating rod. The second insulating rod and the third insulating rod after being extended can be fixed respectively by the tightening screws in the locking assembly, so that the entire insulating power transmission rod can be placed in a stretched state and the stretched length can be adjusted. It is used for high-voltage operation and is easy to use.

[0016] In the utility model, the working head can be conveniently fixed on the third insulating rod under the clamping action of the L-shaped clamping plate and the elastic ring in the clamping assembly. When disassembling and assembling, the working head of the insulating power transmission rod can be disassembled by pressing the pressing seat to make the L-shaped clamping plate separate from the working head. The disassembly and assembly are convenient, and other types of working heads are easy to install, thereby improving the applicability of the entire insulating power transmission rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The figure is a schematic diagram of the overall structure of an insulated transmission pole structure.

[0018] Figure 2 The figure is an overall cross-sectional view of an insulating transmission pole structure.

[0019] Figure 3 for Figure 2 Enlarged structural diagram at point A in the middle.

[0020] Figure 4 This is a schematic diagram of the locking assembly and reinforcement hole structure of an insulating power transmission pole structure.

[0021] Figure 5 This is a schematic diagram of the slot and L-shaped mounting groove structure of an insulated transmission pole structure.

[0022] Figure 6 This is a schematic diagram of the L-shaped card plate and through-hole structure of an insulated transmission pole structure.

[0023] In the figure: 1. Grip; 2. Rainproof cap; 3. First insulating rod; 4. Second insulating rod; 5. Third insulating rod; 6. Working head; 7. Clamping assembly; 701. Slot; 702. L-shaped clamping plate; 703. Guide rod; 704. Pressing seat; 705. Elastic ring; 706. Anti-slip groove; 707. L-shaped mounting groove; 708. Through hole; 8. Locking assembly; 801. Mounting seat; 802. Tightening screw; 803. Socket; 804. Second threaded hole; 9. Grip; 10. Reinforcement core rod; 11. Screw-on rod; 12. First threaded hole; 13. Reinforcement hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figures 1-6 In an embodiment of the present invention, an insulating power transmission rod structure includes a first insulating rod 3, a second insulating rod 4 is inserted into the interior of the first insulating rod 3, and a third insulating rod 5 is inserted into the interior of the second insulating rod 4, a locking assembly 8 is provided on the top of the outer wall of the first insulating rod 3 and the top of the outer wall of the second insulating rod 4, a working head 6 is sleeved on the top of the third insulating rod 5, and a clamping assembly 7 for clamping the working head 6 is provided on the top of the third insulating rod 5, the clamping assembly 7 includes a slot 701 that passes through the top of the third insulating rod 5, and L-shaped mounting grooves 707 are provided between the bottom two sides of the slot 701 and the surface of the third insulating rod 5, the inner walls of the two L-shaped mounting grooves 707 are both inserted with a pressing seat 704, and one side of the pressing seat 704 is fixed with an L-shaped clamping plate 702 inserted in the L-shaped mounting groove 707 and the slot 701, and an elastic ring 7 is installed between one side of the L-shaped clamping plate 702 and one side of the L-shaped mounting groove 707. When the handle 705 is in the unlock position, the locking nut 706 is locked and the locking nut 707 is unlocked, so that the locking nut 706 can be unlocked.

[0026] Specifically, the two locking assemblies 8 include mounting bases 801 fixed to the top of the outer wall of the first insulating rod 3 and the top of the outer wall of the second insulating rod 4, and a second threaded hole 804 is provided in the middle position of the mounting base 801, and a tightening screw 802 is screwed on the inner wall of the second threaded hole 804. A socket 803 communicating with the second threaded hole 804 is provided on the top of one side of the first insulating rod 3 and the top of one side of the second insulating rod 4. The two tightening screws 802 pass through the socket 803 and tighten against the surface of the second insulating rod 4 and the surface of the third insulating rod 5 respectively. The second insulating rod 4 and the third insulating rod 5 after being extended are fixed respectively by the tightening screws 802 in the locking assembly 8, so that the entire insulating power transmission rod is in a stretched state, and the stretched length can be adjusted, which is convenient to use.

[0027] Specifically, a grip rod 1 is provided at the bottom of the first insulating rod 3, and a reinforcement hole 13 is opened in the middle position of the bottom of the first insulating rod 3 and the middle position of the top of the grip rod 1. A reinforcement core rod 10 is fixed to the inner wall of the reinforcement hole 13, and a rainproof cap 2 is fixed to the outer wall of the reinforcement core rod 10. The rainproof cap 2 is fixed at the gap between the bottom of the first insulating rod 3 and the top of the grip rod 1. The rainproof cap 2 and the reinforcement core rod 10 are both made of insulating ceramic material. The first insulating rod 3 and the grip rod 1 can be reinforced by the reinforcement core rod 10, and the rainproof cap 2 is used to block rain, which is convenient for operation on rainy days.

[0028] Specifically, a first threaded hole 12 is provided at the bottom of the handle 1, and a threaded rod 11 is screwed to the inner wall of the first threaded hole 12, and a handle 9 is fixed to the bottom of the threaded rod 11. The threaded connection between the threaded rod 11 and the first threaded hole 12 facilitates the disassembly and assembly of the handle 9.

[0029] The working principle of the present invention is: when in use, the user extends the third insulating rod 5 from the second insulating rod 4, and extends the second insulating rod 4 from the first insulating rod 3, rotates the tightening screw 802 in the locking assembly 8 to the position in the second threaded hole 804, and fixes the extended second insulating rod 4 and the third insulating rod 5 respectively through the tightening screw 802, so that the entire insulating power transmission rod is in a stretched state, so that the entire insulating power transmission rod structure can be held by hand for high-voltage operation, which is easy to use. When the working head 6 needs to be replaced, the pressing seat 704 in the clamping assembly 7 is pressed to separate the L-shaped clamping plate 702 from the working head 6, and the elastic ring 705 is compressed, so that the working head 6 of the insulating power transmission rod can be disassembled and replaced, which is convenient for installing other types of working heads 6.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention.

Claims

1. An insulating power transmission rod structure, comprising a first insulating rod (3), characterized in that: The first insulating rod (3) is plugged with a second insulating rod (4), and the second insulating rod (4) is plugged with a third insulating rod (5). The top of the outer wall of the first insulating rod (3) and the top of the outer wall of the second insulating rod (4) are both provided with a locking assembly (8). The top of the third insulating rod (5) is sleeved with a working head (6), and the top of the third insulating rod (5) is provided with a clamping assembly (7) for clamping the working head (6). The clamping assembly (7) includes a slot (701) that passes through the top of the third insulating rod (5), and the slot (701) is provided with a locking assembly (8). ) are provided with L-shaped mounting grooves (707) between both sides of the bottom and the surface of the third insulating rod (5), the inner walls of the two L-shaped mounting grooves (707) are plugged with pressing seats (704), and one side of the pressing seat (704) is fixed with an L-shaped card plate (702) plugged into the L-shaped mounting groove (707) and the slot (701), an elastic ring (705) is installed between one side of the L-shaped card plate (702) and one side of the L-shaped mounting groove (707), and the top of the other side of the L-shaped card plate (702) is attached to the bottom inner wall of the working head (6).

2. The insulating power transmission pole structure according to claim 1, characterized in that: The top of the other side of the L-shaped card plate (702) is provided with anti-slip grooves (706) distributed at equal distances.

3. The insulating power transmission pole structure according to claim 2, characterized in that: A guide rod (703) is fixed between both sides of the two L-shaped mounting grooves (707), and a guide hole for the guide rod (703) to pass through is provided on each L-shaped clamping plate (702). Through holes (708) for the guide rod (703) to pass through are provided on both sides of the middle position of the two elastic rings (705), and the elastic rings (705) are made of memory metal material.

4. The insulating power transmission pole structure according to claim 3, characterized in that: The two locking assemblies (8) include mounting seats (801) fixed to the top of the outer wall of the first insulating rod (3) and the top of the outer wall of the second insulating rod (4), and a second threaded hole (804) is provided at the middle position of the mounting seat (801), and the inner wall of the second threaded hole (804) is screwed with a tightening screw (802), and a socket (803) communicating with the second threaded hole (804) is provided at the top of one side of the first insulating rod (3) and the top of one side of the second insulating rod (4), and two tightening screws (802) pass through the socket (803) and tighten against the surface of the second insulating rod (4) and the surface of the third insulating rod (5), respectively.

5. The insulating power transmission pole structure according to claim 4, characterized in that: A gripping rod (1) is provided at the bottom of the first insulating rod (3), and a reinforcement hole (13) is provided at the middle position of the bottom of the first insulating rod (3) and the middle position of the top of the gripping rod (1), and a reinforcement core rod (10) is fixed to the inner wall of the reinforcement hole (13).

6. The insulating power transmission pole structure according to claim 5, characterized in that: The outer wall of the reinforcing core rod (10) is fixedly provided with a rainproof cap (2), and the rainproof cap (2) is fixedly provided at the gap between the bottom of the first insulating rod (3) and the top of the grip rod (1), and the rainproof cap (2) and the reinforcing core rod (10) are both made of insulating ceramic material.

7. The insulating power transmission pole structure according to claim 6, characterized in that: A first threaded hole (12) is provided at the bottom of the gripping rod (1), and a threaded rod (11) is threadedly connected to the inner wall of the first threaded hole (12), and a gripping handle (9) is fixed to the bottom of the threaded rod (11).

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