CN210896853U

CN210896853U - Power transformer special for power plant

Info

Publication number: CN210896853U
Application number: CN201921498377.9U
Authority: CN
Inventors: 许宝山
Original assignee: Tianjin Xiang Yuan An High&medium Frequency Transformer Co ltd
Current assignee: Tianjin Xiang Yuan An High&medium Frequency Transformer Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-30
Anticipated expiration: 2029-09-10

Abstract

The utility model relates to an electrical equipment technical field especially relates to a special power transformer of power plant. The to-be-solved technical problem of the utility model is that the existing relation of connection of some power transformer and bearer bar in the market is stable inadequately. In order to solve the technical problem, the utility model provides a special power transformer of power plant, including the bearer bar, the spacing arm of the equal fixedly connected with in one side that the bearer bar inner wall is relative, and the equal fixedly connected with stopper in one side that the bearer bar inner wall is relative, the protective sheath has been cup jointed in the bearer bar internalization, and spacing opening has all been seted up to the positive left and right sides of protective sheath. The utility model discloses in the use, through upwards promoting the release shaft make the one end of auxiliary rod and driven lever carry out equidirectional removal and use the release shaft to rotate as the axle center, and the joint arm has guaranteed that protective sheath and transformer can't carry out lateral shifting in the protective frame, only needs simple installation work can improve the stability that transformer and protective frame are connected.

Description

Power transformer special for power plant

Technical Field

The utility model relates to an electrical equipment technical field specifically is a special power transformer of power plant.

Background

Power transformer is one kind and carries out voltage transformation and insulating isolated electrical component, and the existing partial power transformer in market relies on having elastic protective sheath direct joint in the bearer bar when carrying out with the installation of bearer bar, but this kind of connected mode not only very hard and because lack fixed knot structure and lead to the connection status stable inadequately.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a special power transformer of power plant has solved the not stable problem inadequately of the relation of connection of the partial power transformer that exists on the market and fender bracket.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a power transformer special for a power plant comprises a protective frame, wherein one side, opposite to the inner wall of the protective frame, of the protective frame is fixedly connected with a limiting arm, one side, opposite to the inner wall of the protective frame, of the protective frame is fixedly connected with a limiting block, a protective sleeve is movably sleeved in the protective frame, a transformer is fixedly sleeved in the protective sleeve, the left side and the right side of the front face of the protective sleeve are respectively provided with a limiting through hole, the limiting block is movably sleeved in the limiting through hole, the left side and the right side of the top of the protective sleeve are respectively fixedly connected with a limiting slide rail, a reset slide block is movably sleeved in the limiting slide rail, the top of the reset slide block is fixedly connected with a clamping arm, one side, opposite to the two clamping arms, of each clamping arm is respectively lapped on one side, opposite to the inner wall of the protective frame, and the front of the clamping arm on the right side is hinged with a driven rod through a driven shaft, and one end of the auxiliary rod is hinged with one end of the driven rod through a reset shaft.

Further preferably, the clamping arm is made of PVC material, and the depression section of the clamping arm is U-shaped.

Further preferably, the protective sleeve is made of elastic material, and the two limiting slide rails are symmetrically arranged by taking the axial lead of the protective sleeve as a central line.

Preferably, the limiting arms are made of PVC, and the two limiting arms are symmetrically arranged by taking the axial lead of the protective sleeve as a central line.

Preferably, the number of the limiting through holes is four, and every two limiting through holes are symmetrically arranged by taking the axial lead of the protective sleeve as a group.

Further preferably, the size of stopper and spacing opening equals, the quantity of stopper is four, and four every two of stopper are a set of axial lead that uses the protecting frame and set up as the central line symmetry.

(III) advantageous effects

The utility model provides a special power transformer of power plant possesses following beneficial effect:

(1) the other end of the auxiliary rod and the driven rod respectively rotates by taking the auxiliary shaft and the driven shaft as axes in the process of moving the auxiliary rod and the driven rod, the two clamping arms move to the opposite side in the limiting slide rail by the movement of the auxiliary shaft and the driven shaft along with the movement of the auxiliary shaft and the driven shaft and apply pressure to the reset spring, the limiting through hole and the limiting block are arranged in the same horizontal line, the protective sleeve moves towards the direction of the protective frame to enable the limiting block to be sleeved in the limiting through hole, the reset spring loses pressure by canceling the force application of the reset shaft to rebound and enable the two clamping arms to reset and respectively sleeved on the opposite sides of the inner walls of the clamping arms, the limiting block and the limiting through hole enable the protective sleeve and the transformer not to longitudinally move in the protective frame, and the clamping arms ensure that the protective sleeve and the transformer cannot transversely move in the protective frame, the stability of the connection of the transformer and the protective frame can be improved only by simple installation work.

(2) The PVC material makes the limiting arm have enough service life and simultaneously ensures that the production cost of the limiting arm is lower.

Drawings

Fig. 1 is a front view of the structure of the present invention;

fig. 2 is a top view of the clamp arm structure of the present invention;

fig. 3 is a sectional view of the driven rod structure of the present invention.

In the figure: the device comprises a protection frame 1, a limiting arm 2, a limiting block 3, a protective sleeve 4, a transformer 5, a limiting through opening 6, a limiting sliding rail 7, a resetting sliding block 8, a clamping arm 9, a resetting spring 10, an auxiliary shaft 11, an auxiliary rod 12, a driven shaft 13, a driven rod 14 and a resetting shaft 15.

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. 1-3, the present invention provides a technical solution: a power transformer special for a power plant comprises a protection frame 1, wherein one side opposite to the inner wall of the protection frame 1 is fixedly connected with limit arms 2, the limit arms 2 are made of PVC materials, the two limit arms 2 are symmetrically arranged by taking the axial lead of a protection sleeve 4 as a central line, the production cost of the limit arms 2 is ensured to be lower while the limit arms 2 have enough service life, one side opposite to the inner wall of the protection frame 1 is fixedly connected with limit blocks 3, the protection sleeve 4 is movably sleeved in the protection frame 1 and is made of elastic materials, and two limit slide rails 7 are symmetrically arranged by taking the axial lead of the protection sleeve 4 as the central line, so that the protection sleeve cannot reset due to the lack of elasticity if deformation and other conditions occur when the protection sleeve contacts with the protection frame 1, the stability of connection between the protection sleeve 4 and the protection frame 1 is reduced, and the service life of the protection sleeve 4 and the protection frame 1 is aggravated, and the transformer 5 is fixedly sleeved in the protective sleeve 4, the left side and the right side of the front surface of the protective sleeve 4 are respectively provided with a limiting through hole 6, the limiting blocks 3 are movably sleeved in the limiting through holes 6, the sizes of the limiting blocks 3 and the limiting through holes 6 are equal, the number of the limiting blocks 3 is four, and every two of the four limiting blocks 3 are arranged symmetrically by taking the axial lead of the protective frame 1 as a group, so that the impact force transmitted by the protective sleeve 4 is uniformly divided into four parts, the four parts of impact are uniformly absorbed by the four limiting blocks 3, the service life of the limiting blocks 3 is prolonged, the sizes of the limiting blocks 3 and the limiting through holes 6 are equal, the stability of the connection of the limiting blocks 3 and the limiting through holes 6 is ensured, the left side and the right side of the top part of the protective sleeve 4 are respectively and fixedly connected with a limiting slide rail 7, joint arm 9 is the PVC material, and the section of bowing of joint arm 9 is the U-shaped, when setting up like this and making joint arm 9 possess sufficient life, the manufacturing cost who has also guaranteed joint arm 9 is lower, and the section of bowing of joint arm 9 provides sufficient space for being connected of joint arm 9 and protecting frame 1 for the U-shaped, and two joint arm 9 one side that carries on the back mutually overlap joint respectively in one side relative with protecting frame 1 inner wall, reset spring 10 fixed connection is passed through to two one sides that joint arm 9 is relative, left joint arm 9's front articulates through auxiliary shaft 11 has auxiliary rod 12, and the front of joint arm 9 on right side articulates through driven shaft 13 has driven lever 14, the one end of auxiliary rod 12 is articulated through reset shaft 15 with the one end of driven lever 14.

The working principle is as follows: when the power transformer special for the power plant is used, the reset shaft 15 is pushed upwards to enable one end of the auxiliary rod 12 and one end of the driven rod 14 to move in the same direction and rotate by taking the reset shaft 15 as an axis, the other end of the auxiliary rod 12 and the other end of the driven rod 14 rotate by taking the auxiliary shaft 11 and the driven shaft 13 as the axis respectively in the moving process of the auxiliary rod 12 and the driven rod 14, the two clamping arms 9 move to the opposite side in the limiting slide rail 7 by the reset slider 9 along with the movement of the auxiliary shaft 11 and the driven shaft 13 and apply pressure to the reset spring 10, the limiting through hole 6 and the limiting block 3 are placed on the same horizontal line, then the protective sleeve 4 moves towards the protective frame 1 to enable the limiting block 3 to be sleeved in the limiting through hole 6, the reset spring 10 loses pressure by canceling the application of force to the reset shaft 15 to enable the rebound, the two clamping arms 9 are reset and are respectively sleeved on the, stopper 3 and spacing opening 6 make protective sheath 4 and transformer 5 can't carry out longitudinal movement in protective frame 1 this moment, and joint arm 9 has guaranteed that protective sheath 4 and transformer 5 can't carry out lateral shifting in protective frame 1, only need simple installation work can improve the stability that transformer 5 and protective frame 1 are connected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.

Claims

1. A power transformer special for a power plant comprises a protection frame (1), and is characterized in that: the protection frame comprises a protection frame (1), a limiting arm (2) and a limiting block (3), wherein one side, opposite to the inner wall of the protection frame (1), of the protection frame (1) is fixedly connected with a limiting arm (2), the other side, opposite to the inner wall of the protection frame (1), of the protection frame (1) is fixedly connected with a limiting block (3), the protection frame (1) is movably sleeved with a protection sleeve (4), the protection sleeve (4) is fixedly sleeved with a transformer (5), the left side and the right side of the front surface of the protection sleeve (4) are respectively provided with a limiting through hole (6), the limiting block (3) is movably sleeved in the limiting through hole (6), the left side and the right side of the top of the protection sleeve (4) are respectively and fixedly connected with a limiting sliding rail (7), the limiting sliding rail (7) is movably sleeved with a reset sliding block (8), the top of the reset sliding block (8) is fixedly connected with a clamping arm (9), one side, the front of left joint arm (9) articulates through auxiliary shaft (11) has auxiliary rod (12), and the front of right joint arm (9) articulates through driven shaft (13) has driven lever (14), the one end of auxiliary rod (12) is passed through reset shaft (15) with the one end of driven lever (14) and is articulated.

2. The power plant dedicated power transformer of claim 1, wherein: the clamping arm (9) is made of PVC materials, and the depression section of the clamping arm (9) is U-shaped.

3. The power plant dedicated power transformer of claim 1, wherein: the protective sleeve (4) is made of elastic materials, and the two limiting slide rails (7) are symmetrically arranged by taking the axial lead of the protective sleeve (4) as a central line.

4. The power plant dedicated power transformer of claim 1, wherein: the limiting arms (2) are made of PVC materials, and the two limiting arms (2) are symmetrically arranged by taking the axial lead of the protective sleeve (4) as a central line.

5. The power plant dedicated power transformer of claim 1, wherein: the quantity of spacing opening (6) is four, and four every two of spacing opening (6) are a set of axial lead that uses protective sheath (4) and set up as the central line symmetry.

6. The power plant dedicated power transformer of claim 1, wherein: stopper (3) and the size of spacing opening (6) equal, the quantity of stopper (3) is four, and four every two axial lead that uses protecting frame (1) as a set of stopper (3) sets up as the central line symmetry.