Adjustable overhead device for power transmission line

Abstract

The utility model discloses an adjustable overhead device for a power transmission line, which comprises a supporting base, a supporting column is arranged at the top of the supporting base, and a fixed sleeve assembly is fixedly arranged at the top of the supporting base and is used for fixing the supporting column; according to the device, the hole is dug in the position where the electric wire needs to be installed, then the supporting base and the fixing sleeve assembly are placed in the dug hole, then concrete is poured into the hole, the concrete wraps the installing plate and the connecting column, and after detection, the supporting column is installed in the connecting sleeve through the sealing gasket to be fixed; when vibration is generated, a first spring in the bottom cushioning base can relieve the generated vibration, when a cable is installed, a worker opens a cover plate at first and then rotates a nut to adjust the distance between the lower fixing clamp and the upper fixing clamp, and by means of the structure, the effect that the cable is not damaged while the cable is fixed is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of power transmission lines, and more specifically, to an adjustable overhead device for power transmission lines. Background Art

[0002] Transmission lines refer to the power line systems used to transmit electricity. They are usually composed of metal wires that can transmit electricity generated by power plants from one place to another for use by households, commercial and industrial users. Transmission lines usually span long distances, pass through substations and transmission towers, and set high-voltage insulated cables or wires on the route. The voltage is increased or decreased through transformers to reduce energy loss and voltage loss during transmission.

[0003] After searching, the existing patent (publication number: CN213185435U) discloses an overhead device for power transmission lines, including an overhead device body, a cross bar is fixedly installed at the end of the overhead device body by bolts, a mounting wire head is installed on the upper surface of the cross bar, a bottom column is integrally formed at the bottom end of the cross bar, a protective base is arranged on the outer surface of the bottom column, a compression sealing gasket is fixed to the inner surface of the protective base by glue, and a mounting plate is integrally formed at the bottom end of the protective base; by designing a protective base on the outer surface of the bottom column and a clamping head on the outer surface of the protective base, moisture is avoided when the overhead device is injected into the soil for a long time after installation; the bottom is easy to rust and difficult to protect, and the protective base can be installed on the underground surface by the mounting plate, and concrete is poured into the inside to press the clamping head tightly inside, and the protective base is stabilized by the clamping head, and after fixing, the bottom column is injected into the inside of the protective base and is tightly connected by the compression sealing gasket.

[0004] However, during the use of the above device, a pressure plate with a gear structure is used to fix the cable. Long-term use of the cable will cause gravity to damage the outer surface of the cable, thereby causing the risk of leakage. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an adjustable overhead device for power transmission lines to solve the problem that during use, a pressure plate with a gear structure is used to fix the cable. Long-term use of the cable will cause gravity, thereby causing damage to the outer surface of the cable, thereby causing the risk of leakage.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an adjustable overhead device for power transmission lines, comprising a support base, a support column is arranged on the top of the support base, a fixed sleeve assembly is fixedly installed on the top of the support base for fixing the support column, the support column is fixedly sleeved inside the fixed sleeve assembly, a support assembly is fixedly installed on the outer surface of the support column, and a wire fixing assembly is fixedly installed on the top of the support assembly for fixing the line.

[0007] Preferably, the fixed sleeve assembly includes a shock-absorbing base, a connecting sleeve, a sealing gasket, a mounting plate, and a connecting column. The shock-absorbing base is fixedly installed on the top of the supporting base, the connecting sleeve is fixedly installed on the top of the shock-absorbing base, the sealing gasket is fixedly installed inside the connecting sleeve, the supporting column is fixedly installed in the connecting sleeve through the sealing gasket, the mounting plate is fixedly installed on the outer surface of the connecting sleeve, and the connecting column is fixedly sleeved on the mounting plate.

[0008] Preferably, the shock-absorbing base includes an isolation frame and a spring 1, the isolation frame is fixedly mounted on the top of the support base, the connecting sleeve is fixedly mounted on the top of the isolation frame, the bottom end of the spring 1 is fixedly mounted on the top of the support base, and the top of the spring 1 is fixedly mounted on the top of the inner surface of the isolation frame.

[0009] Preferably, the support assembly includes a support rod and a reinforcement rod, the support rod is fixedly sleeved on the outer surface of the support column, the top of the reinforcement rod is fixedly installed on the bottom of the support rod, and the bottom of the reinforcement rod is fixedly installed on the outer surface of the support column.

[0010] Preferably, the wire fixing assembly includes a protective sleeve, a cover plate, an insulator, an insulating plate, and an installer. The protective sleeve is fixedly mounted on the top of the support rod, the cover plate is detachably mounted on the top of the protective sleeve, the insulator is fixedly mounted on the top of the support rod, the insulating plate is fixedly mounted on the top of the insulator, and the installer is fixedly mounted on the top of the insulating plate.

[0011] Preferably, the installer comprises a threaded rod, a lower fixing clamp and an upper fixing clamp, the threaded rod is fixedly installed on the top of the insulating board, the threaded rod is movably sleeved on the outer surface of the lower fixing clamp, and the upper fixing clamp is movably sleeved on the outer surface of the threaded rod.

[0012] Preferably, the installer further comprises a second spring and a nut, wherein the second spring is movably sleeved on the outer surface of the threaded rod, and the nut is threadedly connected to the outer surface of the threaded rod.

[0013] Preferably, six groups of the wire fixing components are provided, and the six groups of the wire fixing components are equidistantly arranged on the top of the support rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model digs a hole at the location where the wire needs to be installed, then places the support base and the fixing sleeve assembly into the dug hole, and then pours concrete into the hole so that the concrete wraps the mounting plate and the connecting column. After that, the support column is installed in the connecting sleeve through a sealing pad for fixing. When vibration occurs, the spring in the bottom shock-absorbing base will temporarily reduce the vibration. When installing the cable, the staff first opens the cover plate, and then rotates the nut to adjust the distance between the lower fixing clamp and the upper fixing clamp. Then, the cable is installed between the lower fixing clamp and the upper fixing clamp through the hole outside the protective cover, and then the nut is rotated to fix it. With the above structure, the effect of fixing the cable without damaging the cable is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the fixed sleeve assembly of the utility model;

[0018] Figure 3 For the utility model Figure 2 A magnified schematic diagram of the structure of A;

[0019] Figure 4 This is a schematic diagram of the support assembly structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the wire fixing assembly of the utility model;

[0021] Figure 6 For the utility model Figure 5 A magnified schematic diagram of structure B.

[0022] [reference numerals]

[0023] 1. Support base; 2. Support column; 3. Fixed sleeve assembly; 4. Support assembly; 5. Wire fixing assembly; 301. Shock-absorbing base; 302. Connecting sleeve; 303. Sealing gasket; 304. Mounting plate; 305. Connecting column; 306. Isolation frame; 307. Spring one; 401. Support rod; 402. Reinforcement rod; 501. Protective cover; 502. Cover plate; 503. Insulator; 504. Insulation plate; 505. Installer; 506. Threaded rod; 507. Lower fixing clip; 508. Upper fixing clip; 509. Spring two; 510. Nut. DETAILED DESCRIPTION

[0024] The following will be combined with 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 of 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.

[0025] Embodiment 1

[0026] The preferred embodiment of the adjustable overhead device for power transmission lines provided by the utility model is as follows Figures 1 to 6 As shown: it includes a support base 1, a support column 2 is arranged on the top of the support base 1, a fixed sleeve assembly 3 is fixedly installed on the top of the support base 1 for fixing the support column 2, the support column 2 is fixedly sleeved inside the fixed sleeve assembly 3, a support assembly 4 is fixedly installed on the outer surface of the support column 2, and a wire fixing assembly 5 is fixedly installed on the top of the support assembly 4 for fixing the line.

[0027] In this embodiment, the fixed sleeve assembly 3 includes a shock-absorbing base 301, a connecting sleeve 302, a sealing gasket 303, a mounting plate 304, and a connecting column 305. The shock-absorbing base 301 is fixedly installed on the top of the support base 1, the connecting sleeve 302 is fixedly installed on the top of the shock-absorbing base 301, the sealing gasket 303 is fixedly installed inside the connecting sleeve 302, the support column 2 is fixedly installed in the connecting sleeve 302 through the sealing gasket 303, the mounting plate 304 is fixedly installed on the outer surface of the connecting sleeve 302, and the connecting column 305 is fixedly sleeved on the mounting plate 304.

[0028] In this embodiment, the shock-absorbing base 301 includes an isolation frame 306 and a spring 307. The isolation frame 306 is fixedly installed on the top of the support base 1, the connecting sleeve 302 is fixedly installed on the top of the isolation frame 306, the bottom end of the spring 307 is fixedly installed on the top of the support base 1, and the top of the spring 307 is fixedly installed on the top of the inner surface of the isolation frame 306.

[0029] In this embodiment, the support assembly 4 includes a support rod 401 and a reinforcement rod 402. The support rod 401 is fixedly sleeved on the outer surface of the support column 2, the top of the reinforcement rod 402 is fixedly installed on the bottom of the support rod 401, and the bottom of the reinforcement rod 402 is fixedly installed on the outer surface of the support column 2.

[0030] Embodiment 2

[0031] On the basis of the first embodiment, a preferred embodiment of the adjustable overhead device for power transmission lines provided by the utility model is as follows: Figures 1 to 6As shown: the wire fixing assembly 5 includes a protective cover 501, a cover plate 502, an insulator 503, an insulating plate 504, and an installer 505. The protective cover 501 is fixedly installed on the top of the support rod 401, the cover plate 502 is detachably installed on the top of the protective cover 501, the insulator 503 is fixedly installed on the top of the support rod 401, the insulating plate 504 is fixedly installed on the top of the insulator 503, and the installer 505 is fixedly installed on the top of the insulating plate 504.

[0032] In this embodiment, the installer 505 includes a threaded rod 506, a lower fixing clip 507, and an upper fixing clip 508. The threaded rod 506 is fixedly installed on the top of the insulating plate 504. The threaded rod 506 is movably sleeved on the outer surface of the lower fixing clip 507. The upper fixing clip 508 is movably sleeved on the outer surface of the threaded rod 506. The inner surfaces of the lower fixing clip 507 and the upper fixing clip 508 are fixedly installed with a flexible interlayer, so as to better protect the outer surface of the cable.

[0033] In this embodiment, the installer 505 further includes a second spring 509 and a nut 510 . The second spring 509 is movably sleeved on the outer surface of the threaded rod 506 , and the nut 510 is threadedly connected to the outer surface of the threaded rod 506 .

[0034] In this embodiment, six groups of wire fixing components 5 are provided, and the six groups of wire fixing components 5 are equidistantly arranged on the top of the support rod 401 .

[0035] The working process of the utility model is as follows:

[0036] The worker first digs a hole at the location where the wires need to be installed, then places the support base 1 and the fixed sleeve assembly 3 into the dug hole, and then pours concrete into the hole so that the concrete wraps the mounting plate 304 and the connecting column 305. After that, the support column 2 is installed in the connecting sleeve 302 through the sealing gasket 303 for fixation. When vibration occurs, the spring 307 in the bottom shock-absorbing base 301 will reduce the vibration. When installing the cable, the worker first opens the cover 502, then turns the nut 510 to adjust the distance between the lower fixing clamp 507 and the upper fixing clamp 508, and then installs the cable between the lower fixing clamp 507 and the upper fixing clamp 508 through the hole outside the protective cover 501, and then turns the nut 510 to fix it.

[0037] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0038] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0039] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An adjustable overhead device for a power transmission line, comprising a support base (1), characterized in that: A support column (2) is arranged on the top of the support base (1), a fixed sleeve assembly (3) is fixedly installed on the top of the support base (1) for fixing the support column (2), the support column (2) is fixedly sleeved inside the fixed sleeve assembly (3), a support assembly (4) is fixedly installed on the outer surface of the support column (2), and a wire fixing assembly (5) is fixedly installed on the top of the support assembly (4) for fixing the line.

2. The adjustable overhead device for power transmission lines according to claim 1, characterized in that: The fixed sleeve assembly (3) comprises a shock-absorbing base (301), a connecting sleeve (302), a sealing gasket (303), a mounting plate (304), and a connecting column (305); the shock-absorbing base (301) is fixedly mounted on the top of the supporting base (1); the connecting sleeve (302) is fixedly mounted on the top of the shock-absorbing base (301); the sealing gasket (303) is fixedly mounted inside the connecting sleeve (302); the supporting column (2) is fixedly mounted in the connecting sleeve (302) via the sealing gasket (303); the mounting plate (304) is fixedly mounted on the outer surface of the connecting sleeve (302); and the connecting column (305) is fixedly sleeved on the mounting plate (304).

3. The adjustable overhead device for power transmission lines according to claim 2, characterized in that: The shock absorbing base (301) comprises an isolation frame (306) and a spring one (307); the isolation frame (306) is fixedly mounted on the top of the support base (1); the connecting sleeve (302) is fixedly mounted on the top of the isolation frame (306); the bottom end of the spring one (307) is fixedly mounted on the top of the support base (1); and the top of the spring one (307) is fixedly mounted on the top of the inner surface of the isolation frame (306).

4. The adjustable overhead device for power transmission lines according to claim 3, characterized in that: The support assembly (4) comprises a support rod (401) and a reinforcement rod (402); the support rod (401) is fixedly sleeved on the outer surface of the support column (2); the top of the reinforcement rod (402) is fixedly mounted on the bottom of the support rod (401); and the bottom of the reinforcement rod (402) is fixedly mounted on the outer surface of the support column (2).

5. The adjustable overhead device for power transmission lines according to claim 4, characterized in that: The wire fixing assembly (5) comprises a protective sleeve (501), a cover plate (502), an insulator (503), an insulating plate (504), and an installer (505); the protective sleeve (501) is fixedly mounted on the top of the support rod (401); the cover plate (502) is detachably mounted on the top of the protective sleeve (501); the insulator (503) is fixedly mounted on the top of the support rod (401); the insulating plate (504) is fixedly mounted on the top of the insulator (503); and the installer (505) is fixedly mounted on the top of the insulating plate (504).

6. The adjustable overhead device for power transmission lines according to claim 5, characterized in that: The installer (505) comprises a threaded rod (506), a lower fixing clamp (507), and an upper fixing clamp (508); the threaded rod (506) is fixedly installed on the top of the insulating plate (504); the threaded rod (506) is movably sleeved on the outer surface of the lower fixing clamp (507); and the upper fixing clamp (508) is movably sleeved on the outer surface of the threaded rod (506).

7. The adjustable overhead device for power transmission lines according to claim 6, characterized in that: The installer (505) further comprises a second spring (509) and a nut (510), wherein the second spring (509) is movably sleeved on the outer surface of the threaded rod (506), and the nut (510) is threadedly connected to the outer surface of the threaded rod (506).

8. The adjustable overhead device for power transmission lines according to claim 4, characterized in that: The wire fixing components (5) are provided in six groups, and the six groups of the wire fixing components (5) are equidistantly arranged on the top of the support rod (401).

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