CN107703339B

CN107703339B - Electricity taking device

Info

Publication number: CN107703339B
Application number: CN201711076410.4A
Authority: CN
Inventors: 唐军; 陶欢; 贺世平
Original assignee: Hangzhou Huachun Technology Co ltd
Current assignee: Hangzhou Huachun Technology Co ltd
Priority date: 2017-11-06
Filing date: 2017-11-06
Publication date: 2023-11-03
Anticipated expiration: 2037-11-06
Also published as: CN107703339A

Abstract

The invention discloses an electricity taking device which comprises an electricity taking conductor, an insulator and a movable pull rod, wherein a vertical through hole is formed in the upper part of the insulator; a hook plate for horizontally placing the lead is arranged on the insulator and positioned right below the perforation; the bottom end of the movable pull rod vertically penetrates through the perforation to compress the lead on the hook plate; the power taking conductor comprises a power taking part which can be inserted into a binding post of a contact device along the hook plate in an extending mode and a power outlet conductor which is connected with the power taking part. The invention obtains electric quantity through connecting the electric taking conductor with the binding post of the device, has large current throughput and good electric taking effect, and can avoid damaging the lead; the movable pull rod and the hook plate press the lead to fix the power taking device, so that the power taking device is fast in dismounting speed, stable and firm in connection.

Description

Electricity taking device

Technical Field

The invention relates to the technical field of power enterprises and power clients, in particular to a power taking device.

Background

With the rapid development of the economy in China, the electric power requirements of various industries are increased. Meanwhile, the requirements of power customers on the service level of power enterprises are also continuously increasing. The national power grid company further provides ten commitments of power supply service to provide services for resident users with different electricity consumption properties in different areas, wherein the power rush repair is provided with: the urban area range is not more than 45 minutes, the rural area range is not more than 90 minutes, and the special remote area range is not more than 3 hours; provision is also made for the resident user who receives the electricity on the meter to have to transmit electricity in 3 working days, and these provision are all subject to restrictions on the power outage time of the resident user. The traditional electric energy meter rotation must stop the electricity consumption of the user side, and the action will influence the normal electricity consumption of the user, and the complaint of the user is easily caused.

At present, connectors or junction boxes with the function of replacing the meter without power outage exist in the market, but the connectors or junction boxes are required to be installed in the meter box in advance, so that the operable space of the meter box is affected, and the cost of purchasing the connectors or junction boxes is increased. Most of the electric power is obtained by puncturing, namely, one end of an electric power obtaining conductor of the plug-in unit or the junction box is processed into a zigzag shape or the tip is inserted into a wire to obtain the electric quantity of the wire. Such a power take-off has the following disadvantages: (1) Damage wire, influence the later stage of wire use, also have the potential safety hazard. (2) The full contact between the power taking conductor and the metal wire in the lead cannot be ensured, and the power taking effect and stability cannot be ensured; (3) The contact area of the power taking conductor and the metal wire is small, the current is small, and the power taking speed is low.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the stable power taking device which can avoid damaging the lead and has the advantages of high disassembly and assembly speed, good power taking effect.

In order to achieve the above purpose, the present invention adopts the following technical scheme: the electricity taking device comprises an electricity taking conductor, an insulator and a movable pull rod, wherein a vertical through hole is formed in the upper part of the insulator; a hook plate for horizontally placing the lead is arranged on the insulator and positioned right below the perforation; the bottom end of the movable pull rod vertically penetrates through the perforation to compress the lead on the hook plate; the power taking conductor comprises a power taking part which can be inserted into a binding post of a contact device along the hook plate in an extending mode and a power outlet conductor which is connected with the power taking part. The wiring terminal is connected with the lead, and when the wiring terminal is used, the electricity taking part contacts with the wiring terminal of the device to realize current transmission, the contact area between the electricity taking part and the wiring terminal is large, the current throughput is large, the electricity taking speed is high, and the efficiency is high; the movable pull rod can press the lead on the hook plate, so that the installation firmness and stability of the power taking device are ensured, and the power taking stability is ensured; the power taking device can realize disassembly and assembly by pressing or loosening the lead through the movable pull rod, and is convenient to disassemble and assemble and high in speed; the insulator plays an insulating role, so that the use safety is improved; the power taking device has simple structure and is easy to realize; the power-taking speed is high, the efficiency is high, the power-taking device can be repeatedly disassembled and assembled on different devices for use, the application range is wide, the practicability is high, and the disassembly and assembly are convenient; the damage to the wire can be avoided, and the normal use of the wire is not affected; the device can finish operation without preassembling a special electric energy meter connector or a special junction box, can be repeatedly used, can be used after being plugged and taken away, and saves cost and material loss.

Further, the electricity taking part comprises a conducting plate connected to the hook plate and an electricity taking head capable of being inserted into the binding post of the contact device, and the electricity taking head is provided with an electricity outlet end connected with the conducting plate and an elastic electricity inlet end with a convex contact point, and the elastic electricity inlet end is pressed and connected with the binding post. The conducting wire can be pressed on the hook plate, so that the arrangement stability of the electricity taking part is ensured, and the contact stability of the electricity taking head and the binding post is further ensured; and get the electricity end is got to elasticity that the electricity head set up protruding contact point, and this elasticity gets the electricity end and can compress tightly the terminal, improves the elasticity and gets the stability that electricity end and terminal are connected.

Further, the power taking heads are at least three. The contact area is large, the stability is good, and the installation is firm.

Further, a first flange is arranged on the periphery of the movable pull rod, and a second flange is arranged on the inner wall of the perforation above the first flange; the elastic piece is arranged between the first flange and the second flange in a compressing mode, the bottom of the movable pull rod can compress the lead on the hook plate under the elastic action of the elastic piece, and the lead is firm and stable in compressing, and the structure is simple, convenient to assemble and disassemble and high in speed.

Further, the elastic piece is a spring sleeved on the periphery of the movable pull rod. Simple structure, convenient material taking and good use effect.

Further, the surface of the hook plate, which contacts the wire, is provided with a first arc-shaped groove which is matched with the outer wall of the wire. The first arc-shaped groove can ensure the stability of the arrangement of the lead, and can effectively avoid the phenomena of shifting, sliding and the like of the lead.

Further, a pressure head capable of pressing the wire on the hook plate is arranged at the bottom end of the movable pull rod, and a buffer gap is arranged in the pressure head. The pressure head increases the contact area between the movable pull rod and the lead, so that the compression is more stable; the buffer gap can reduce the weight of the pressure head; when the pressure head is supported by the elastic material, the buffer gap can also play a role in buffering; the buffer gap can deform under the extrusion action, so that the contact area of the pressure head and the wire is increased, and the stability of the pressure head for pressing the wire is ensured.

Further, a second arc-shaped groove which is matched with the outer wall of the wire is formed in the surface, contacted with the wire, of the pressure head. The second arc-shaped groove is arranged on the pressure head, so that the stability of the arrangement of the lead is further improved, and the phenomena of shifting, sliding and the like of the lead are effectively prevented.

Further, the insulator comprises two detachably connected insulating parts, and the through holes are formed in the positions where the two insulating parts are in contact with each other. The device can facilitate the disassembly and assembly of the insulator and the movable pull rod, and also reduces the production difficulty of the insulator.

Further, the outgoing conductor penetrates through the insulator. The use safety is further improved.

In summary, the invention obtains electric quantity by connecting the electricity-taking conductor with the binding post of the device, has large current throughput and good electricity-taking effect, and can avoid damaging the lead; the movable pull rod and the hook plate press the lead to fix the power taking device, so that the power taking device is fast in dismounting speed, stable and firm in connection.

Drawings

FIG. 1 is a view of FIG. 1 illustrating the use of the present invention;

FIG. 2 is a view of FIG. 2 illustrating the use of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is an enlarged view of a portion a of fig. 3;

FIG. 5 is a right side view of FIG. 2;

FIG. 6 is a schematic diagram of a split structure of the present invention;

FIG. 7 is an exploded view of the present invention;

FIG. 8 is a schematic view of the electrical conductor structure of the present invention;

FIG. 9 is a schematic diagram of a movable tie rod structure according to the present invention;

FIG. 10 is a schematic view of an insulator structure according to the present invention;

FIG. 11 is a schematic diagram of a post structure of the present invention;

FIG. 12 is a perspective view of the first invention;

FIG. 13 is a second perspective view of the present invention;

FIG. 14 is a schematic view of the circuit connection of the present invention during use;

the power-taking-out device comprises a power-taking-out conductor 1, a power-taking-out part 11, a power-taking-out conductor 12, a 111 conductive plate, a 112 power-taking-out head 112a power-out end, a 112b elastic power-in end and a 13 second flange; 2 an insulator, 21 perforations, 22 hook plates, 2a insulation parts; 3, a movable pull rod, a 31 first flange, a 32 pressure head and a 321 buffer gap; 4, an elastic piece; 5 a first arc-shaped groove; 6, a second arc-shaped groove; 100 wires, 101 devices, 101a binding posts; 102, an electricity taking device; 103 incoming line switches, 104 outgoing line switches, 105 electric energy meters and 106 uninterrupted meter replacing modules.

Detailed Description

In order to enable those skilled in the art to better understand the present invention, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-14, the electricity taking device comprises an electricity taking conductor 1, an insulator 2 and a movable pull rod 3, wherein a vertical through hole 21 is formed in the upper portion of the insulator 2. The insulator 2 is provided with a hook plate 22 at a position right below the through hole 21, and the hook plate 22 is used for horizontally placing the lead 100. The bottom end of the movable pull rod 3 vertically passes through the through hole 21 to press the lead 100 on the hook plate 22.

In particular, the movable tie rod 3 may be screwed or clamped in the through hole 21. However, in this embodiment, in order to achieve quick assembly and disassembly of the movable pull rod 3 and to avoid damage to the wire 100 due to excessive extrusion force of the movable pull rod 3, a first flange 31 is disposed on the periphery of the movable pull rod 3, and a second flange 13 is disposed on the inner wall of the through hole 21. The second flange 13 is located above the first flange 31. The elastic member 4 is arranged between the first flange 31 and the second flange 13 in a compressed manner. The first flange 31 and the second flange 13 may be convex rings or bumps. The bottom of the movable pull rod 3 can press the wire 100 on the hook plate 22 under the elastic action of the elastic element 4. The elastic member 4 may be a rubber block or a rubber sleeve. The elastic member 4 is preferably a spring, which is sleeved on the periphery of the movable pull rod 3. When the movable pull rod 3 is installed, the movable pull rod 3 can be pulled upwards, the first flange 31 moves upwards to be close to the second flange 13, the elastic piece 4 is pressed, the elastic piece 4 is contracted, and the lead 100 can be inserted into the hook plate 22 at the moment; then the movable pull rod 3 is released, the elastic piece 4 stretches and resets, and the first flange 31 is pushed to move downwards away from the second flange 13; the first flange 31 moves downwards to drive the movable pull rod 3 to move downwards, so that the bottom of the movable pull rod 3 presses the lead 100. Similarly, the movable tie rod 3 is pulled upward to remove the lead 100.

The power take-off 1 comprises a power take-off part 11 and a power take-off 12, wherein the power take-off part 11 can extend along the hook plate 22 and is inserted into a terminal 101a of the contact device 101. I.e., the power-taking portion 11 extends in the length direction of the wire 100 after the wire 100 is mounted to the rear hook plate 22. An outgoing electrical conductor 12 is connected to the power take-off 11. The structure of power take-off portion 11 can be designed as desired, and power conductor 12 is used to connect to uninterruptible power meter change module 106. In this embodiment, in order to ensure the connection stability between the power taking portion 11 and the terminal 101a, the power taking portion 11 includes a conductive plate 111 and a power taking head 112, the conductive plate 111 is connected to the hook plate 22, i.e. the conductive plate 111 is disposed in the hook plate 22 in a penetrating manner, the power taking head 112 is disposed outside the hook plate 22, and the power taking head 112 is insertable into the terminal 101a of the contact device 101. Furthermore, the power pick-up head 112 has a power output end 112a and an elastic power input end 112b, the power output end 112a is connected to the conductive plate 111, the elastic power input end 112b has a protruding contact point, and the protruding contact point may be formed by bending the elastic power input end 112b, or by protruding the surface of the elastic power input end 112b, or other structures. The elastic power feeding end 112b elastically presses the connecting terminal 101a. Preferably, as shown in fig. 1, the number of the power take-off heads 112 may be three or more, and the power take-off heads 112 may be designed according to the need, so that the current bearing capacity of 60A can be achieved.

In order to ensure the connection firmness of the wire 100 and the hook plate 22, the surface of the hook plate 22 contacting the wire 100 is provided with a first arc-shaped groove 5, and the first arc-shaped groove 5 is adapted to the outer wall of the wire 100, i.e. the shape and size of the first arc-shaped groove 5 are close to the shape and size of the wire 100.

Furthermore, as shown in fig. 2, 5, 6, 7 and 9, the bottom end of the movable pull rod 3 is provided with a pressing head 32 capable of pressing the wire 100 on the hook plate 22, and a buffer gap 321 is provided in the pressing head 32. The buffer gap 321 can reduce the weight of the power taking device 3, and the pressure head 32 can be made of elastic materials, such as cotton and rubber materials, so that deformation can occur when the pressure head 32 presses the wire 100, and the firmness and stability of wire connection are ensured.

Likewise, the surface of the ram 32 contacting the wire 100 is provided with a second arcuate slot 6, which second arcuate slot 6 is adapted to the outer wall of the wire 100, i.e. the shape and size of the second arcuate slot 6 approximates the shape and size of the wire 100. Of course, in other embodiments, only the first arc-shaped groove 5 or the second arc-shaped groove 6 can be designed as required.

The insulator 2 comprises two insulating parts 2a, the two insulating parts 2a are detachably connected, and the through hole 21 is formed at the contact position of the two insulating parts.

In order to further increase the safety of use, the outlet conductor 12 is then arranged through the insulator 2. As shown in fig. 1 and 14, two power take-off devices 102 are installed at the incoming line and outgoing line positions of the equipment to be disassembled, which is set as an electric energy meter 105 in the present embodiment. The outgoing conductors 12 of the four electricity taking devices 102 penetrate through the insulator 2 and are connected with the uninterrupted meter changing module 106 through lines, and then the outgoing conductors are located in the insulator 2 except for electricity taking heads 112 required for electricity taking, so that the use is safe. Specifically, when the electric energy meter 105 is replaced, the four electricity taking devices 102 are sequentially installed at the incoming line and outgoing line positions of the incoming line switch 103 and the incoming line and outgoing line positions of the outgoing line switch 104 of the electric energy meter 105, and then the four electricity taking devices 102 are connected through the uninterrupted electricity meter replacing module 106, so that the uninterrupted electricity meter replacing function is realized.

In this embodiment, the device 101 may be a micro breaker, but not limited to a micro breaker, and may also be a leakage protector, a disconnecting switch, etc. After the wire 100 is connected to the terminal 101a, the elastic power feeding end 112b arranged at the front end is elastically contacted with the terminal 101a of the miniature circuit breaker, so that power is taken out. And the structure design of the device can be changed to realize the electricity taking at different positions with the binding post 101a comprising a fastening plate, a contact plate and a locking screw at the upper end, the passing current reaches 60A, and the material or structure of the electricity taking part 11 can be adjusted to realize the change of the flowing current. The power obtained can be used as the power-uninterrupted replacement ammeter, and the construction power consumption, the life power consumption and the like of the power consumer.

The embodiment realizes the method of taking electricity on line from the miniature circuit breaker but not limited to the miniature circuit breaker, further realizes the method of still providing electricity for replacing the ammeter without power failure under the condition of not pre-installing special electric energy meter connectors, not adding connectors or junction boxes, and can provide simple electricity taking method for construction equipment, office equipment and household appliances more widely, and has the advantages of simple operation, convenient use, safety, reliability and strong universality.

The device for taking electricity is used for taking electricity on the miniature circuit breaker, and provides continuous power supply for resident users when the electric energy meter is replaced, so that the problem that the power supply of the resident users is interrupted necessarily due to the existing replacement mode is solved. More widely, the system can also provide safe and reliable electric quantity for electric power users in construction, life and office.

When the miniature circuit breaker is used, as shown in fig. 1-6, the electricity taking device 102 is pulled upwards through the movable pull rod 3, penetrates into the wire 100 arranged on the miniature circuit breaker binding post 101a, and then the electricity taking device 102 moves forwards along the wire 100 until the electricity taking head 112 at the front end of the electricity taking device 102 is in contact with a fastening plate, a contact plate or a locking screw of the miniature circuit breaker binding post 101a, and after the movable pull rod 3 is loosened, the movable pull rod 3 is pushed to move downwards to press the wire 100 through the elastic force of a spring, so that the movable pull rod 3 and the wire 100 are locked. The power taking head 112 at the front end of the power taking device 102 is in transitional contact with a fastening plate, a contact plate or a locking screw on the binding post 101a of the miniature circuit breaker to take power through elastic force.

As shown in fig. 1-14, the current passing through the power take-off device 102 reaches 60A, and the size of the current can be changed by adjusting the material or structure of the power take-off part 11.

The above is the inside all structures of this device, and the combination of each module in this device can realize not having a power failure and change the electric energy meter, can also calculate the electric energy during the dismouting electric energy meter. The device is convenient to use, can finish operation in a state without preassembling a special electric energy meter connector or a special junction box, can be repeatedly used, can be used in a plug-and-play manner and can be taken away after being used up, and the cost and the material loss are saved.

It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.

Claims

1. An electricity taking device is characterized in that: the electric power taking device comprises an electric power taking body (1), an insulator (2) and a movable pull rod (3), wherein a vertical through hole (21) is formed in the upper part of the insulator (2); a hook plate (22) for horizontally placing the lead (100) is arranged on the insulator (2) and is positioned right below the perforation (21); the bottom end of the movable pull rod (3) vertically penetrates through the through hole (21) to press the lead (100) on the hook plate (22); the electricity taking conductor (1) comprises an electricity taking part (11) which can be inserted into a binding post (101 a) of the contact device (101) along the hook plate (22) in an extending way and an electricity taking conductor (12) connected with the electricity taking part (11); the periphery of the movable pull rod (3) is provided with a first flange (31), and the inner wall of the through hole (21) is provided with a second flange (13) above the first flange (31); an elastic piece (4) is tightly pressed between the first flange (31) and the second flange (13), and the bottom of the movable pull rod (3) can tightly press the lead (100) on the hook plate (22) under the elastic action of the elastic piece (4).

2. The power extraction device of claim 1, wherein: the power taking part (11) comprises a conductive plate (111) connected to the hook plate (22) and a power taking head (112) which can be inserted into a binding post (101 a) of the contact device (101), wherein the power taking head (112) is provided with a power outlet end (112 a) connected with the conductive plate (111) and an elastic power inlet end (112 b) with a convex contact point, and the elastic power inlet end (112 b) is tightly pressed with the binding post (101 a).

3. The power extraction device of claim 2, wherein: the number of the power taking heads (112) is at least three.

4. The power extraction device of claim 1, wherein: the elastic piece (4) is a spring sleeved on the periphery of the movable pull rod (3).

5. The power extraction device of claim 1, wherein: the surface of the hook plate (22) contacting the wire (100) is provided with a first arc-shaped groove (5) which is matched with the outer wall of the wire (100).

6. The power extraction device of claim 1 or 5, wherein: the bottom of the movable pull rod (3) is provided with a pressing head (32) capable of pressing the lead (100) on the hook plate (22), and a buffer gap (321) is arranged in the pressing head (32).

7. The power extraction apparatus of claim 6, wherein: the surface of the pressure head (32) contacting the wire (100) is provided with a second arc-shaped groove (6) which is matched with the outer wall of the wire (100).

8. The power extraction device of claim 1, wherein: the insulator (2) comprises two detachably connected insulating parts (2 a), and the through hole (21) is arranged at the contact position of the two insulating parts (2 a).

9. The power extraction device of claim 1, wherein: the electric outlet conductor (12) is arranged on the insulator (2) in a penetrating way.