CN210604750U

CN210604750U - Electronic transformer with electromagnetic environment monitoring function

Info

Publication number: CN210604750U
Application number: CN201921167371.3U
Authority: CN
Inventors: 李亮; 戴奇峰; 董杰; 赵民全
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-05-22
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a take electronic transformer of electromagnetism environment monitoring function, which comprises a base, the top of base is provided with electronic transformer, electronic transformer's bottom fixed mounting has the cassette, be equipped with the installation cavity on the base, the through hole has been seted up on the top inner wall of installation cavity, and the cassette runs through the through hole and extends to in the installation cavity, it is connected with the rotation axis to rotate on the bottom inner wall of installation cavity, the top fixedly connected with fixture block of rotation axis, and fixture block and cassette looks clamping, two arc pieces that fixedly connected with symmetry set up on the fixture block. The utility model discloses a pulling promotes axle alright remove with driving the fixture block, when the fixture block rotated ninety degrees, alright in order to have removed the braking to the cassette to can pull down electronic transformer from the base, easy operation, more convenient to detach than traditional fixed mode has improved maintenance personal's dismantlement time greatly, has stronger practicality.

Description

Electronic transformer with electromagnetic environment monitoring function

Technical Field

The utility model relates to an electronic transformer technical field, in particular to electronic transformer with electromagnetic environment monitoring function.

Background

An electronic transformer is a power distribution device consisting of one or more voltage or current sensors connected to a transmission system and to a secondary converter, for transmitting quantities proportional to the quantities being measured, to measurement instruments, meters and relay protection or control devices. In the case of a digital interface, a group of electronic transformers share a merging unit to accomplish this function. Chinese patent with publication number CN207336620U discloses an electronic transformer with electromagnetic environment monitoring function, including electronic transformer high-voltage side induction unit, electromagnetic environment monitoring unit, high-voltage shell, low-voltage side acquisition unit, electromagnetic environment monitoring unit includes magnetic field measuring probe and electric field measuring probe, electronic transformer high-voltage induction unit and electromagnetic environment monitoring unit are in high-voltage shell, can avoid the influence of other high-voltage electromagnetic environment to measurement, and be connected with the low-voltage side acquisition unit of base through shielded cable, low-voltage acquisition unit includes electronic transformer low-voltage side acquisition unit, magnetic field measurement acquisition unit, electric field measurement acquisition unit.

Above-mentioned technical scheme a take electronic transformer of electromagnetic environment environmental monitoring function, moreover, the steam generator is simple in structure, the interference killing feature is strong, can realize the transformer substation's electric current, the measurement of voltage, can also realize the monitoring to electromagnetic environment on every side, this electronic transformer uses bolt and nut to fix it usually, electronic transformer's service environment is for mostly outdoor, and bolt and nut are under long-term blowing rain, can cause the condition of rust on bolt and nut, and then when electronic transformer breaks down, be not convenient for dismantle the maintenance to it, therefore very big work difficulty has been caused for the maintenance personal, so we have proposed a take electronic transformer of electromagnetic environment monitoring function, a problem for solve above-mentioned proposition.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an electronic transformer with an electromagnetic environment monitoring function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electronic transformer with an electromagnetic environment monitoring function comprises a base, wherein an electronic transformer is arranged at the top of the base, a clamping seat is fixedly arranged at the bottom of the electronic transformer, an installation cavity is arranged on the base, a through hole is formed in the inner wall of the top of the installation cavity, the clamping seat penetrates through the through hole and extends into the installation cavity, a rotating shaft is rotatably connected to the inner wall of the bottom of the installation cavity, a clamping block is fixedly connected to the top of the rotating shaft, the clamping block and the clamping seat are clamped together, two symmetrically-arranged arc-shaped blocks are fixedly connected to the clamping block, two symmetrically-arranged arc-shaped clamping grooves are formed in the clamping seat, the two arc-shaped blocks are respectively clamped with the two arc-shaped clamping grooves, a gear is fixedly sleeved on the outer side of the rotating shaft, an installation seat is fixedly connected to the, one side fixedly connected with movable plate of spring, and the bottom of movable plate and the bottom inner wall sliding connection of installation cavity, one side and the rack fixed connection of movable plate, the other end fixedly connected with slurcam of rack, and the top and the bottom of slurcam respectively with the top inner wall and the bottom inner wall sliding connection of installation cavity, the pulling hole has been seted up on one side inner wall of installation cavity, and the one end of rack extends to in the pulling hole, through the pulling promote the axle alright remove in order to drive the fixture block, when the fixture block rotated ninety degrees, alright having relieved the braking to electronic transformer from the base, easy operation, more convenient to detach than traditional fixed mode has improved maintenance personal's dismantlement time greatly, has stronger practicality.

As a further description of the above technical solution:

the top fixed mounting of base has two fin that the symmetry set up, and electronic transformer is located between two fin and laminates mutually with two fin, owing to carry out the energy supply to electronic transformer, long-term powerful laser energy supply can influence optical device's life, rogowski coil output signal has very strong correlation rather than the structure, temperature variation can lead to structural change, influence electronic circuit measurement accuracy, and then utilize the fin can dispel the heat to electronic transformer, make it can keep in the temperature interval of relatively stable.

As a further description of the above technical solution:

the bearing is fixedly installed on the inner wall of the bottom of the installation cavity, the bottom of the rotating shaft extends to the inner ring of the bearing and is fixedly connected with the inner ring of the bearing, the rotating shaft can be rotatably supported by the bearing, and the rotating friction force of the rotating shaft can be reduced.

As a further description of the above technical solution:

the equal fixedly connected with arc slider in both sides of fixture block, the fixed annular slide rail that inlays is equipped with on the top inner wall of installation cavity, and two arc sliders all extend to in the annular slide rail and with annular slide rail sliding connection, utilize annular slide rail and arc slider can make the fixture block rotate and have the steadiness more.

As a further description of the above technical solution:

the top of base is fixedly connected with the elastic sealing ring, and the elastic sealing ring is provided with the elastic cavity, the top of the elastic sealing ring is attached to the bottom of the electronic transformer, when the clamping block and the clamping seat are clamped, the electronic transformer can extrude the elastic sealing ring, so that under the reset elastic force of the elastic sealing ring, the reverse acting force to the electronic transformer can be always applied, the electronic transformer can drive the upward supporting force of the clamping block, and the clamping block and the clamping seat can be clamped more tightly.

As a further description of the above technical solution:

the bottom fixedly connected with guide pulley of movable plate, fixedly connected with guide rail on the bottom inner wall of installation cavity, and guide pulley and guide rail sliding connection utilize guide pulley and guide rail can make the movable plate carry out lateral shifting along the straight line all the time, and can not take place the skew.

The utility model discloses in: in the prior art, the electronic transformer is mostly used outdoors, and the bolt and the nut are rusted when being blown by wind and rain for a long time, further, when the electronic transformer fails, the electronic transformer is inconvenient to disassemble and maintain, the technical scheme is designed aiming at the existing problems, when the electronic transformer needs to be disassembled for maintenance, the pushing shaft is pulled to move outwards at the moment, the pushing shaft pulls the rack to move through the pushing plate, meanwhile, the rack stretches the spring, the rack is meshed with the gear, so the rotating shaft can be driven to rotate, when the pushing shaft is pulled to be incapable of moving, the clamping block can be rotated to ninety degrees, the arc-shaped block on the clamping block can be separated from the arc-shaped clamping groove at the moment, therefore, the brake of the card seat is released, and then the electronic transformer can be detached from the base.

The utility model discloses simple structure promotes the axle alright remove with driving the fixture block through the pulling, when the fixture block rotated ninety degrees, alright in order to have removed the braking to the cassette to can pull down electronic transformer from the base, easy operation, more convenient to detach than traditional fixed mode has improved maintenance personal's dismantlement time greatly, has stronger practicality.

Drawings

Fig. 1 is a schematic view of an overall structure of an electronic transformer with an electromagnetic environment monitoring function according to the present invention;

FIG. 2 is a partial cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: the electronic transformer comprises a base 1, an electronic transformer 2, a cooling fin 3, a mounting cavity 4, a clamping seat 5, a rotating shaft 6, a clamping block 7, an arc-shaped block 8, an arc-shaped clamping groove 9, a gear 10, a rack 11, a mounting seat 12, a spring 13, a movable plate 14, a pushing plate 15, a pushing shaft 16, a pulling hole 17, a fixed plate 18, an annular sliding rail 19, an arc-shaped sliding block 20 and an elastic sealing ring 21.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-3, the present embodiment provides an electronic transformer with electromagnetic environment monitoring function, including a base 1, an electronic transformer 2 is disposed on the top of the base 1, a clamping seat 5 is fixedly mounted on the bottom of the electronic transformer 2, a mounting cavity 4 is disposed on the base 1, a through hole is disposed on the inner wall of the top of the mounting cavity 4, the clamping seat 5 penetrates through the through hole and extends into the mounting cavity 4, a rotating shaft 6 is rotatably connected to the inner wall of the bottom of the mounting cavity 4, a clamping block 7 is fixedly connected to the top of the rotating shaft 6, the clamping block 7 and the clamping seat 5 are clamped together, two arc-shaped blocks 8 are fixedly connected to the clamping block 7, two arc-shaped clamping slots 9 are symmetrically disposed in the clamping seat 5, the two arc-shaped blocks 8 are respectively clamped to the two arc-shaped clamping slots 9, a gear 10 is fixedly sleeved on the outer side of the, one side of the mounting seat 12 is fixedly connected with a spring 13, one side of the spring 13 is fixedly connected with a moving plate 14, the bottom of the moving plate 14 is connected with the inner wall of the bottom of the installation cavity 4 in a sliding way, one side of the moving plate 14 is fixedly connected with the rack 11, the other end of the rack 11 is fixedly connected with a pushing plate 15, the top and the bottom of the pushing plate 15 are respectively connected with the inner wall of the top and the inner wall of the bottom of the installation cavity 4 in a sliding way, a pulling hole 17 is arranged on the inner wall of one side of the installation cavity 4, one end of the rack 11 extends into the pulling hole 17, the pushing shaft 16 is pulled to drive the clamping block 7 to move, when the fixture block 7 rotates to ninety degrees, the brake on the fixture seat 5 can be released, so that the electronic transformer 2 can be detached from the base 1, the operation is simple, the electronic transformer is more convenient to detach than a traditional fixing mode, the detaching time of maintenance personnel is greatly prolonged, and the electronic transformer has stronger practicability.

Example 2

Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1: the top of the base 1 is fixedly provided with two radiating fins 3 which are symmetrically arranged, the electronic transformer 2 is positioned between the two radiating fins 3 and is attached to the two radiating fins 3, the electronic transformer 2 is supplied with energy, the service life of an optical device can be influenced due to long-term high-power laser energy supply, the output signal of the Rogowski coil has strong correlation with the structure of the Rogowski coil, the structural change can be caused due to the temperature change, the measuring accuracy of an electronic circuit is influenced, the electronic transformer 2 can be further radiated by the radiating fins 3 and can be kept in a relatively stable temperature interval, the inner wall of the bottom of the mounting cavity 4 is fixedly provided with a bearing, the bottom of the rotating shaft 6 extends to the inner ring of the bearing and is fixedly connected with the inner ring of the bearing, the bearing can provide rotating support for the rotating shaft 6 and can reduce the rotating friction force, and the two sides of, an annular slide rail 19 is fixedly embedded on the inner wall of the top of the installation cavity 4, two arc-shaped sliding blocks 20 extend into the annular slide rail 19 and are in sliding connection with the annular slide rail 19, the fixture block 7 can rotate more stably by utilizing the annular slide rail 19 and the arc-shaped sliding blocks 20, an elastic sealing ring 21 is fixedly connected to the top of the base 1, an elastic cavity is arranged on the elastic sealing ring 21, the top of the elastic sealing ring 21 is attached to the bottom of the electronic transformer 2, when the fixture block 7 and the fixture seat 5 are clamped, the electronic transformer 2 can extrude the elastic sealing ring 21, so that reverse acting force to the electronic transformer 2 can be always generated under the resetting elasticity of the elastic sealing ring 21, the electronic transformer 2 can drive the fixture block 7 to generate upward supporting force, the fixture block 7 and the fixture seat 5 can be clamped more tightly, and the bottom of the movable plate 14 is fixedly connected with the guide wheel, fixedly connected with guide rail on the bottom inner wall of installation cavity 4, and guide pulley and guide rail sliding connection utilize guide pulley and guide rail can make movable plate 14 carry out lateral shifting along the straight line all the time, and can not take place the skew.

The working principle is as follows: when the electronic transformer 2 needs to be disassembled for maintenance, firstly, the pushing shaft 16 is pulled to move outwards, the pushing shaft 16 pulls the rack 11 to move through the pushing plate 15, meanwhile, the rack 11 can stretch the spring 13, and the rack 11 is meshed with the gear 10, so that the rotating shaft 6 can be driven to rotate, when the pushing shaft 16 is pulled to be incapable of moving, the fixture block 7 can be rotated to ninety degrees, at the moment, the arc-shaped block 8 on the fixture block 7 can be separated from the arc-shaped clamping groove 9, at the moment, the brake on the fixture block 5 is released, then, the electronic transformer 2 can be disassembled from the base 1, when the electronic transformer 2 is installed, the pushing shaft 16 is pulled to drive the fixture block 7 to rotate ninety degrees, the fixture block 5 at the bottom of the electronic transformer 2 is clamped into the installation cavity 4, then, the pushing shaft 16 is released, and under the reset elastic force of the spring 13, alright with the arc piece 8 that makes on the fixture block 7 clamps mutually with arc draw-in groove 9, alright this moment with electronic transformer 2 and base 1 fixed connection, easy operation is convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a take electronic transformer of electromagnetic environment monitoring function, includes base (1), its characterized in that: the electronic transformer is characterized in that an electronic transformer (2) is arranged at the top of a base (1), a clamping seat (5) is fixedly installed at the bottom of the electronic transformer (2), a mounting cavity (4) is arranged on the base (1), a through hole is formed in the inner wall of the top of the mounting cavity (4), the clamping seat (5) penetrates through the through hole and extends into the mounting cavity (4), a rotating shaft (6) is rotatably connected to the inner wall of the bottom of the mounting cavity (4), a clamping block (7) is fixedly connected to the top of the rotating shaft (6), the clamping block (7) and the clamping seat (5) are clamped together, two arc-shaped blocks (8) which are symmetrically arranged are fixedly connected to the clamping block (7), two arc-shaped clamping grooves (9) which are symmetrically arranged are formed in the clamping seat (5), the two arc-shaped blocks (8) are respectively clamped to the two arc-shaped clamping grooves (9), and a gear (10, fixedly connected with mount pad (12) in installation cavity (4), one side fixedly connected with spring (13) of mount pad (12), one side fixedly connected with movable plate (14) of spring (13), and the bottom of movable plate (14) and the bottom inner wall sliding connection of installation cavity (4), one side and rack (11) fixed connection of movable plate (14), the other end fixedly connected with slurcam (15) of rack (11), and the top and the bottom of slurcam (15) respectively with the top inner wall and the bottom inner wall sliding connection of installation cavity (4), pulling hole (17) have been seted up on one side inner wall of installation cavity (4), and the one end of rack (11) extends to in pulling hole (17).

2. The electronic transformer with electromagnetic environment monitoring function according to claim 1, characterized in that: the top fixed mounting of base (1) has two fin (3) of symmetry setting, and electronic transformer (2) are located between two fin (3) and laminate mutually with two fin (3).

3. The electronic transformer with electromagnetic environment monitoring function according to claim 1, characterized in that: the bearing is fixedly installed on the inner wall of the bottom of the installation cavity (4), and the bottom of the rotating shaft (6) extends to the inner ring of the bearing and is fixedly connected with the inner ring of the bearing.

4. The electronic transformer with electromagnetic environment monitoring function according to claim 1, characterized in that: the two sides of the clamping block (7) are fixedly connected with arc-shaped sliding blocks (20), the inner wall of the top of the mounting cavity (4) is fixedly embedded with an annular sliding rail (19), and the two arc-shaped sliding blocks (20) extend into the annular sliding rail (19) and are in sliding connection with the annular sliding rail (19).

5. The electronic transformer with electromagnetic environment monitoring function according to claim 1, characterized in that: the top of base (1) is fixed connection elasticity sealing washer (21), and sets up the elasticity chamber on elasticity sealing washer (21), the top of elasticity sealing washer (21) and the bottom laminating of electronic transformer (2).

6. The electronic transformer with electromagnetic environment monitoring function according to claim 1, characterized in that: the bottom of the moving plate (14) is fixedly connected with a guide wheel, the inner wall of the bottom of the installation cavity (4) is fixedly connected with a guide rail, and the guide wheel is connected with the guide rail in a sliding mode.