CN214150802U

CN214150802U - Voltage and current sensor

Info

Publication number: CN214150802U
Application number: CN202023000936.4U
Authority: CN
Inventors: 方健; 王红斌; 杨帆; 童锐; 马捷然; 邱小灵; 田妍; 何嘉兴
Original assignee: Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-07
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to a voltage current sensor technical field just discloses a voltage current sensor, which comprises a body, the patchhole has been seted up to the bottom surface of body, the internal surface activity joint of patchhole has the connecting wire, the bottom surface fixedly connected with fixed plate of body, the quantity of fixed plate is two, two the activity joint has the closing plate between the fixed plate, the trepanning has been seted up to the bottom surface of closing plate. This voltage current sensor, through the bottom surface fixed connection fixed plate at the body, and set up the spout at the medial surface of fixed plate, make the interior surface activity joint cardboard of spout, and fixed connection intermediate lamella between two sets of fixed plates, utilize spring and closing plate connection on the intermediate lamella lateral surface, the work closing plate makes through-hole and patchhole intercommunication on the closing plate realize the binding wire, the closing plate realizes the sealed of patchhole when not inserting the binding wire, avoid the dust to get into, reduce the oxidation of inserted hole, excellent in use effect.

Description

Voltage and current sensor

Technical Field

The utility model relates to a voltage current sensor technical field specifically is a voltage current sensor.

Background

In recent years, with the progress of economic society and the development of urbanization level of China, the industrial level of energy and electric power is continuously improved. The power development has new targets in the aspects of power supply structure, power grid development, comprehensive regulation, energy conservation, emission reduction and the like. The 'thirteen-five' plan of power development indicates that by 2020, China further optimizes the power supply structure, so that the installed power of non-fossil energy power generation is increased by about 2.5 hundred million kilowatts, the occupied power is about 39%, and the power is improved by 4 percent. To achieve the goal, the water power and the wind power need to be developed actively, new energy needs to be developed vigorously, and the development layout needs to be optimized and adjusted. However, new problems can be caused by the existence of new energy, and when the distributed power supply is connected to a power distribution network through a power electronic device, voltage fluctuation and flicker are often caused, harmonic distortion is generated, and a series of problems are caused. In addition, with the reform of electricity selling and the transformation of electricity economy, the problem of electric energy quality of widely distributed industrial access points is receiving increasing attention. Among the above problems, harmonic is an important evaluation index of power quality, and the existence of harmonic may increase equipment loss, accelerate equipment aging, generate overvoltage and overcurrent, affect normal operation of various secondary devices, and may cause power utilization accidents in severe cases. Therefore, it is very important to study the harmonic distribution in the power system. In an electric power system, a power distribution network is directly connected with a distributed power supply or a user, and is closely related to industrial production and daily life, so that the analysis of harmonic pollution conditions in the power distribution network is important for research.

The existing voltage and current sensor has the insertion opening at the bottom of the voltage and current sensor in the using process, when the insertion opening is not used, dust can enter the insertion opening exposed to the outside, poor contact is caused, the electrifying effect of an insertion wire is influenced, and in the condition that a suction wire is connected, an assembly gap exists, the gap is lack of sealing, the electric oxidation damage is easily caused, and the using effect is not good.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a voltage current sensor possesses high-efficient leakproofness and multiple mounting means's advantage, has solved the problem mentioned in the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a voltage and current sensor, includes the body, the patchhole has been seted up to the bottom surface of body, the internal surface activity joint of patchhole has the connecting wire, the bottom surface fixedly connected with fixed plate of body, the quantity of fixed plate is two, two the activity joint has the closing plate between the fixed plate, the trepanning has been seted up to the bottom surface of closing plate, two fixedly connected with intermediate lamella between the fixed plate, fixedly connected with spring between intermediate lamella and the closing plate.

Preferably, the inner side surface of the fixing plate is provided with a sliding groove, the inner surface of the sliding groove is movably clamped with the sealing plate, and the bottom surface of the sealing plate is fixedly connected with a limiting handle.

Preferably, the outer end face of the fixing plate is fixedly connected with a limiting rod, and the inner side face of the limiting rod is fixedly connected with a magnetic plate.

Preferably, the back fixedly connected with curb plate of body, the side fixedly connected with mounting panel of curb plate, the mounting hole has been seted up to the top surface of mounting panel.

Preferably, the side surface of the side plate is provided with a threaded hole, and the inner surface of the threaded hole is in threaded sleeve connection with the clamping rod.

Preferably, the inner diameter of the trepan boring is larger than the diameter of the connecting line.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this voltage current sensor, through the bottom surface fixed connection fixed plate at the body, and set up the spout at the medial surface of fixed plate, make the interior surface activity joint cardboard of spout, and fixed connection intermediate lamella between two sets of fixed plates, utilize spring and closing plate connection on the intermediate lamella lateral surface, the work closing plate makes through-hole and patchhole intercommunication on the closing plate realize the binding wire, the closing plate realizes the sealed of patchhole when not inserting the binding wire, avoid the dust to get into, reduce the oxidation of inserted hole, excellent in use effect.

2. This voltage current sensor through the back fixed connection curb plate at the body to at the lateral surface fixed connection mounting panel of curb plate, through set up the mounting hole in the front of mounting panel and set up the screw hole in the side of curb plate, the mounting hole in the mounting panel can cooperate the bolt to realize fixed mounting, and curb plate cooperation clamping bar realizes pressing from both sides tight fixedly, and extension fixed mode improves fixed effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic bottom view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is an exploded view of the structure of the present invention between the stop lever and the fixing plate;

fig. 5 is an exploded view of the structure of the present invention between the clamping rod and the side plate.

In the figure: 1. a body; 2. an insertion hole; 3. a fixing plate; 4. a sealing plate; 5. trepanning; 6. a connecting wire; 7. a middle plate; 8. a spring; 9. a limiting handle; 10. a limiting rod; 11. a magnetic plate; 12. a chute; 13. a side plate; 14. mounting a plate; 15. mounting holes; 16. a threaded hole; 17. the clamping rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, a voltage and current sensor includes a body 1, an insertion hole 2 is formed in a bottom surface of the body 1, a connection line 6 is movably clamped on an inner surface of the insertion hole 2, fixing plates 3 are fixedly connected to the bottom surface of the body 1, the number of the fixing plates 3 is two, a sealing plate 4 is movably clamped between the two fixing plates 3, a trepanning 5 is formed in a bottom surface of the sealing plate 4, an intermediate plate 7 is fixedly connected between the two fixing plates 3, and a spring 8 is fixedly connected between the intermediate plate 7 and the sealing plate 4.

Wherein, the medial surface of fixed plate 3 has seted up spout 12, and the internal surface of spout 12 and closing plate 4 activity joint, the bottom surface fixedly connected with of closing plate 4 spacing handle 9, and the material of spacing handle 9 is the metal for adsorb with the contact of magnetic sheet 11, keep fixed.

Wherein, the outer terminal surface fixedly connected with gag lever post 10 of fixed plate 3, the medial surface fixedly connected with magnetic sheet 11 of gag lever post 10 utilizes gag lever post 10 installation magnetic sheet, guarantees that trepanning 5 aligns with patchhole 2.

The back of the body 1 is fixedly connected with a side plate 13, the side face of the side plate 13 is fixedly connected with a mounting plate 14, a mounting hole 15 is formed in the top face of the mounting plate 14, and the mounting hole 15 in the mounting plate 14 is matched with a bolt to achieve transverse plate face mounting.

The side surface of the side plate 13 is provided with a threaded hole 16, the inner surface of the threaded hole 16 is in threaded sleeve connection with a clamping rod 17, and the side plate 13 and the clamping rod 17 are matched to realize fixed clamping of the vertical plate.

Wherein, the internal diameter of trepanning 5 is greater than the diameter of connecting wire 6, guarantees that the internal surface of trepanning 5 cup joints with connecting wire 6.

The working principle is as follows: when the wire is required to be installed, the sealing plate 4 is pulled outwards, so that the trepanning 5 on the sealing plate 4 is aligned with the inserting hole 2, the connecting wire 6 is sleeved in the inserting hole 2, and meanwhile, the limiting handle 9 on the bottom surface of the sealing plate 4 is adsorbed with the magnetic plate 11 on the side surface of the limiting rod 10; when the vertical plate fixing device is required to be connected with an external transverse plate, the installation is realized through the installation plate 14 and the bolts, and when the vertical plate fixing device is required to be fixed with the vertical plate, the vertical plate is clamped by the rotary clamping rod 17 to realize the fixation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A voltage-current sensor comprising a body (1), characterized in that: patchhole (2) has been seted up to the bottom surface of body (1), the internal surface activity joint of patchhole (2) has connecting wire (6), the bottom surface fixedly connected with fixed plate (3) of body (1), the quantity of fixed plate (3) is two, two the activity joint has closing plate (4) between fixed plate (3), trepanning (5), two have been seted up to the bottom surface of closing plate (4) fixedly connected with intermediate lamella (7) between fixed plate (3), fixedly connected with spring (8) between intermediate lamella (7) and closing plate (4).

2. A voltage current sensor according to claim 1, wherein: the inner side surface of the fixing plate (3) is provided with a sliding groove (12), the inner surface of the sliding groove (12) is movably clamped with the sealing plate (4), and the bottom surface of the sealing plate (4) is fixedly connected with a limiting handle (9).

3. A voltage current sensor according to claim 2, wherein: the outer end face of the fixed plate (3) is fixedly connected with a limiting rod (10), and the inner side face of the limiting rod (10) is fixedly connected with a magnetic plate (11).

4. A voltage current sensor according to claim 1, wherein: the back fixedly connected with curb plate (13) of body (1), the side fixedly connected with mounting panel (14) of curb plate (13), mounting hole (15) have been seted up to the top surface of mounting panel (14).

5. A voltage current sensor according to claim 4, wherein: the side surface of the side plate (13) is provided with a threaded hole (16), and the inner surface of the threaded hole (16) is in threaded sleeve connection with a clamping rod (17).

6. A voltage current sensor according to claim 1, wherein: the inner diameter of the trepanning (5) is larger than the diameter of the connecting line (6).