CN211239137U - Adsorption type electric wire fixing handle - Google Patents

Abstract

The utility model discloses an adsorption type electric wire fixing handle, which comprises a handle, a connecting rod, a first permanent magnet, a second permanent magnet, a first pressure spring, a second pressure spring, a first clamping body and a second clamping body; the handle is an n-shaped structure with an inner cavity of the handle; the connecting rod is of an n-shaped structure and is arranged in the inner cavity of the handle; the first permanent magnet and the second permanent magnet are respectively fixed at the two tail ends of the connecting rod; the first clamping body is fixed in the inner cavity of the handle and surrounds the connecting rod, and the fixed position of the first clamping body is positioned above the first permanent magnet; the second clamping body is fixed in the inner cavity of the handle and surrounds the connecting rod, and the fixed position of the second clamping body is positioned above the second permanent magnet; the first pressure spring is positioned between the first permanent magnet and the first clamping body, and the second pressure spring is positioned between the second permanent magnet and the second clamping body. This fixed handle of absorption formula electric wire utilizes magnet to press the electric wire on the screen cabinet, has reduced the weight burden of test terminal, has good practicality.

Description

An adsorption type wire fixing handle

technical field

The utility model relates to the field of electrical tools, in particular to an adsorption-type wire fixing handle.

Background technique

In the field of power system, the relay protection staff will regularly check the relay protection device. The relay protection device is generally installed on the secondary screen cabinet of the main control room or the secondary room of the switch cabinet in the high voltage room. Generally, the secondary screen The height of the cabinet is 2.2 meters, and the switch cabinet in the high-voltage room can reach a maximum of more than 3 meters.

When carrying out the test of the relay protection device, it is necessary to clamp the relay protection wire to the voltage test terminal and current test terminal of the terminal block of the panel cabinet with a fully enclosed clip, while the voltage test terminal and the current test terminal of the general device are located in the screen. The upper part of the terminal block of the cabinet.

During the normal test, the load-bearing points of all wires are concentrated on the wire clip, which is easy to cause the clip to fall off. The wire clamp is unstable due to the weight of the wire, which increases the difficulty for the staff to clamp the wire and reduces the work efficiency. In addition, during the test of the relay protection device, if the wire clip falls off, resulting in an open circuit of the current circuit, the generated high-voltage arc or the high-voltage electricity carried by the wire itself will cause harm to equipment and personnel. At the same time, if the wire If it falls off and accidentally touches other voltage test terminals or current test terminals, there may be a risk of causing equipment damage.

Utility model content

In order to prevent the whole weight of the wire from falling on the test terminal, the utility model provides an adsorption type wire fixing handle, which uses a magnet to press the wire on the panel cabinet, which reduces the weight burden of the test terminal and has good practicability.

Correspondingly, the present invention provides an adsorption-type wire fixing handle, the adsorption-type wire fixing handle includes a handle, a connecting rod, a first permanent magnet, a second permanent magnet, a first compression spring, and a second compression spring. a spring, a first card body and a second card body;

The handle is an n-type structure with an n-type handle inner cavity;

The connecting rod is an n-type structure corresponding to the inner cavity of the handle, and the connecting rod is arranged in the inner cavity of the handle and can move up and down in the inner cavity of the handle;

the first permanent magnet and the second permanent magnet are respectively fixed on two ends of the connecting rod;

The first card body is fixed in the inner cavity of the handle and surrounds the connecting rod, and the fixed position of the first card body is located above the first permanent magnet;

the second card body is fixed in the inner cavity of the handle and surrounds the connecting rod, and the fixing position of the second card body is located above the second permanent magnet;

The first compression spring and the second compression spring are respectively sleeved on the connecting rod, and the first compression spring is located between the first permanent magnet and the first card body. A spring spring is located between the second permanent magnet and the second card body.

In an optional embodiment, the handle includes a horizontal handle and two vertical handles, and a drive hole is opened under the horizontal handle;

The connecting rod includes a transverse rod and two vertical rods, the transverse rod is provided with a protrusion at a position corresponding to the driving hole, and the protrusion passes through the driving hole and is exposed to the handle.

In an optional embodiment, the handle is composed of insulating material.

In an optional embodiment, the handle surface is covered with a friction layer.

In an optional embodiment, the handle surface is provided with an elastic layer.

In an optional embodiment, the elastic layer is arranged on the handle based on Velcro.

The utility model provides an adsorption-type electric wire fixing handle, which can press the electric wire on the external equipment such as the cabinet door, reduce the weight burden of the test terminal, prevent the electric wire from falling out of the test terminal, and has good safety and practicability; using the convex setting of the connecting rod, the removal driving method of the adsorption-type wire fixing handle is optimized from pulling out by pulling force to taking out by holding force, which is convenient for the operator to operate; the setting of the elastic layer can increase the adsorption The adaptability of the wire fixing handle to different wire diameters; the elastic layer is connected with the handle based on Velcro, which can be quickly replaced for wires of different wire diameters, which is convenient to use.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 shows a front view of an adsorption-type wire fixing handle according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

FIG. 1 shows a front view of an adsorption-type wire fixing handle according to an embodiment of the present invention.

The embodiment of the present invention provides an adsorption-type wire fixing handle, the adsorption-type wire fixing handle includes a handle 1, a connecting rod 2, a first permanent magnet 501, a second permanent magnet 502, a first compression spring 401, The second compression spring 402 , the first card body 301 and the second card body 302 .

Specifically, the handle 1 is an n-type structure with an n-type handle cavity. The handle 1 includes a horizontal handle 100 , a first vertical handle 101 and a second vertical handle 102 . The two vertical handles 102 are respectively disposed at both ends of the horizontal handle 100, and the interiors of the horizontal handle 100, the first vertical handle 101 and the second vertical handle 102 communicate with each other to form a handle cavity.

Specifically, the connecting rod 2 is an n-type structure corresponding to the inner cavity of the handle, and the connecting rod 2 is arranged in the inner cavity of the handle and can move up and down in the inner cavity of the handle . Specifically, the connecting rod 2 includes a horizontal rod 200, a first vertical rod 201 and a second vertical rod 202. The first vertical rod 201 and the second vertical rod 202 are respectively connected to both ends of the horizontal rod 200; When moving up and down, the first vertical rod 201 and the second vertical rod 202 move synchronously along their respective axis directions.

The first permanent magnet 501 and the second permanent magnet 502 are respectively fixed on the two ends of the connecting rod, that is, the first permanent magnet 501 is fixed on the first vertical rod 201, and the second permanent magnet 502 is fixed on the first vertical rod 201. Correspondingly, when the connecting rod 2 moves, the first permanent magnet 501 and the second permanent magnet 502 move synchronously; The magnets 502 are all cylindrical, and the wire diameters of the first permanent magnet 501 and the second permanent magnet 502 are larger than the wire diameters of the first vertical rod 201 and the second vertical rod 202, respectively. The pipe expansion is carried out correspondingly on the position of the second permanent magnet 502, so that the first permanent magnet 501 and the second permanent magnet 502 can move up and down in the inner cavity of the handle; through this embodiment, the first permanent magnet 501 and The movement range of the second permanent magnet 502 is limited by the inner cavity of the handle.

Correspondingly, in order to limit the position of the first compression spring 401 and the second compression spring 402 , in the embodiment of the present invention, a first clamping body 301 and a second clamping body 302 are arranged in the inner cavity of the handle. Specifically, the first card body 301 is fixed in the inner cavity of the handle and surrounds the connecting rod 2 (specifically, the first vertical rod 201 ), and the fixed position of the first card body 301 is located in the Above the first permanent magnet 501 and at a certain distance from the first permanent magnet 501;

The second card body 302 is fixed in the inner cavity of the handle and surrounds the connecting rod 2 (specifically, the second vertical rod 202 ), and the fixed position of the second card body 302 is located in the second permanent above the magnet 502 and at a certain distance from the second permanent magnet 502;

The first compression spring 401 and the second compression spring 402 are respectively sleeved on the connecting rod 2 (specifically sleeved on the first vertical rod 201 and the second vertical rod 202 respectively), and the first compression spring The spring 401 is located between the first permanent magnet 501 and the first card body 301 , and the second compression spring 402 is located between the second permanent magnet 502 and the second card body 302 . It should be noted that the first compression spring 401 and the second compression spring 402 in the embodiment of the present invention always maintain a compressed state or a critical value between a compressed state and a stretched state. Through this embodiment, it can be ensured that the first compression spring 401 and the second compression spring 402 pass through the first card body 301 and the second card body 302 based on the pressure of the first permanent magnet 501 and the second permanent magnet 502, so that there is no external force. In the state of the first permanent magnet 501 and the second permanent magnet 502, the first permanent magnet 501 and the second permanent magnet 502 are in close contact with the inner wall surface of the lower end of the inner cavity of the handle, and adsorb the metal such as the cabinet door of the high-voltage cabinet outside, so that the wire fixing handle can be sucked tightly in this time. on the door of the high-voltage cabinet.

Further, in order to be able to easily remove the adsorption-type wire fixing handle, a driving hole 103 is opened below the horizontal handle 100 of the handle 1 , and the horizontal rod 200 is provided with a position corresponding to the driving hole 103 . The protrusion 203 passes through the driving hole 103 and is exposed to the handle 1 . Through this embodiment, the adsorption-type wire fixing handle that was originally intended to be detached from the cabinet door by the arm pulling force of the staff can be detached by the staff's grip; the staff removes the adsorption-type wire fixing handle from the cabinet door At the time, the protrusion 203 can be pressed down by the grip force first, and the first permanent magnet 501 and the permanent magnet 502 can be driven away from the cabinet door, and then the adsorption-type wire fixing handle can be removed. Since the force-generating action of the grip force is small, it is not easy to be caused by force. Excessive force will cause an accident when pulling up the suction wire fixing handle, which has good convenience and safety.

In addition, for safety reasons, the handle 1 is composed of insulating material, such as ABS material.

Further, in order to facilitate grasping, the surface of the handle 1 is covered with a friction layer 6 . The friction layer 6 can selectively cover the position where the surface of the handle 1 needs to be grasped, which is convenient for the operator to use; optionally, the material of the friction layer 6 is rubber.

Further, since the wire diameters of the wires are not exactly the same in the specific operation, in order to enhance the adaptability of the adsorption-type wire fixing handle to wires of different wire diameters, and to ensure that the adsorption-type wire fixing handle can fix the wires of various wire diameters, The handle surface is provided with an elastic layer 7 . The elastic layer 7 is made of elastic material, such as elastic insulating material such as rubber. Optionally, the elastic layer 7 is arranged on the handle 7 based on the Velcro 8; The elastic layer 7 of different thicknesses can be quickly replaced by the Velcro 8, which has good operational convenience and practicability.

To sum up, the utility model provides an adsorption-type wire fixing handle, which can press the wire on the external equipment such as the cabinet door, reduce the weight burden of the test terminal, prevent the wire from falling out of the test terminal, and has good performance. The safety and practicability are improved; the dismounting drive mode of the adsorption-type wire fixing handle is optimized from pulling out by pulling force to taking out by grip force by using the convex setting of the connecting rod, which is convenient for the operator to operate; the setting of the elastic layer can The adaptability of the adsorption-type wire fixing handle to different wire diameters is increased; the elastic layer is connected with the handle based on Velcro, which can be quickly replaced for wires with different wire diameters, and is more convenient to use.

The adsorption-type wire fixing handle provided by the embodiments of the present utility model has been introduced in detail above. The principles and implementations of the present utility model are described with specific examples in this paper. The descriptions of the above embodiments are only used to help understanding. The method of the present invention and its core idea; at the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification It should not be construed as a limitation of the present invention.

Claims (6)

1. An adsorption type electric wire fixing handle is characterized by comprising a handle, a connecting rod, a first permanent magnet, a second permanent magnet, a first pressure spring, a second pressure spring, a first clamping body and a second clamping body;

the handle is of an n-type structure with an n-type handle inner cavity;

the connecting rod is of an n-shaped structure corresponding to the inner cavity of the handle, is arranged in the inner cavity of the handle and can move up and down in the inner cavity of the handle;

the first permanent magnet and the second permanent magnet are respectively fixed at the two tail ends of the connecting rod;

the first clamping body is fixed in the inner cavity of the handle and surrounds the connecting rod, and the fixed position of the first clamping body is positioned above the first permanent magnet;

the second clamping body is fixed in the inner cavity of the handle and surrounds the connecting rod, and the fixed position of the second clamping body is positioned above the second permanent magnet;

the first pressure spring and the second pressure spring are sleeved on the connecting rod respectively, the first pressure spring is located between the first permanent magnet and the first clamping body, and the second pressure spring is located between the second permanent magnet and the second clamping body.

2. The suction type electric wire fixing handle as claimed in claim 1, wherein the handle grip comprises a horizontal handle and two vertical handles, and a driving hole is formed below the horizontal handle;

the connecting rod includes a horizontal pole and two montants, the horizontal pole is in corresponding the position of drive hole is provided with the arch, the arch passes the drive hole, expose in handle.

3. The suction wire retaining handle of claim 1 wherein said handle grip is formed of an insulating material.

4. The suction type electric wire fixing handle as claimed in claim 1, wherein a friction layer is coated on a surface of the handle grip.

5. The suction type electric wire fixing handle as claimed in claim 1, wherein an elastic layer is provided on a surface of the handle grip.

6. The suction type electric wire fixing handle as claimed in claim 5, wherein the elastic layer is provided on the handle grip based on a hook and loop fastener.

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