CN210805474U

CN210805474U - Double-end winding displacement terminal connection structure of transformer

Info

Publication number: CN210805474U
Application number: CN201921728693.0U
Authority: CN
Inventors: 尤玉峰; 杨静
Original assignee: Hebei Yuanda Electronics Co ltd
Current assignee: Hebei Yuanda Electronics Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-06-19
Anticipated expiration: 2029-10-15

Abstract

The utility model relates to the technical field of transformer auxiliary devices, in particular to a transformer double-end flat cable terminal connection structure, which can avoid the need of replacing the whole terminal when a group of terminals are burnt out, can conveniently align and position during the insertion, can protect the terminals and improve the use reliability; including the wire group and install in two sets of fixed plates of transformer binding post both sides, the inboard of two sets of fixed plates all is provided with the location spout, the wire group includes the multiunit wire, the both ends of wire group all are provided with the mounting panel, the front end equidistance of mounting panel evenly is provided with the square fixed slot of multiunit, square locating piece has all been installed in the square fixed slot of multiunit, the rear end of square locating piece all is provided with the circular slot, be provided with positioning groove on the lateral wall of circular slot, and be provided with the terminal in circular slot department, the front end both sides of terminal are provided with the positioning fixture block with positioning groove matched with, the front end of square fixed slot is provided with the.

Description

Double-end winding displacement terminal connection structure of transformer

Technical Field

The utility model relates to a transformer auxiliary device's technical field especially relates to a transformer double-end winding displacement terminal connection structure.

Background

As is well known, a transformer double-ended flat cable terminal is an auxiliary device for connecting terminals of a transformer, and is widely used in the field of transformer installation; current transformer double-end winding displacement includes wire group, and wire group's both ends all are provided with the insulation board to be provided with on the insulation board with wire group electric connection's terminal, current transformer double-end winding displacement in use discovery, the condition that burns out appears in a set of binding post, just need change its whole, the cost is higher, and inconvenient alignment location during the cartridge, cause the damage to the terminal easily, lead to using the reliability lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a when one of them a set of terminal burns out, need not to change its whole to conveniently align the location when the cartridge, can protect the terminal of taking a contact with, improve the transformer double-end winding displacement terminal connection structure who uses the reliability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a double-end flat cable terminal connecting structure of a transformer comprises a wire group and two groups of fixing plates arranged on two sides of a transformer wiring terminal, wherein the wire group comprises a plurality of groups of wires, mounting plates are arranged at two ends of the wire group, a plurality of groups of square fixing grooves are uniformly arranged at the front end of each mounting plate at equal intervals, square positioning blocks are arranged in the plurality of groups of square fixing grooves, round grooves are arranged at the rear ends of the square positioning blocks, positioning clamping grooves are arranged on the side walls of the round grooves, wiring terminals are arranged at the round grooves, the front ends of the wiring terminals are inserted into the round grooves, positioning clamping blocks matched with the positioning clamping grooves are arranged on two sides of the front ends of the wiring terminals, fixing holes communicated with the thread grooves are arranged at the front ends of the positioning blocks, the end parts of the plurality of groups of wires respectively penetrate through the plurality of groups of fixing holes from the, the rear end of mounting panel is provided with the multiunit and perforates, the multiunit is perforated and is linked together with the rear end of the square fixed slot of multiunit respectively, the rear end of multiunit terminal passes the multiunit respectively and perforates to the rear end of mounting panel in the square fixed slot of multiunit, and the front end of the square fixed slot of multiunit all is provided with the apron that the square locating piece of side carries out the fixing, the apron passes through bolted connection with the front end of mounting panel to be provided with the through wires hole that supplies the wire to pass on the apron, the inboard of two sets of fixed plates all is provided with the location spout, the left end and the right-hand member of mounting panel all are provided with the location slider, and are two sets of location slider is sliding mounting respectively in two.

Preferably, the rear end of the cover plate is provided with a rubber block, and the rear end of the rubber block is tightly attached to the front end of the square positioning block.

Preferably, the retaining member includes pull rod, locating lever, limiting plate and spring, the rear end of fixed plate is provided with the cavity, limiting plate and spring all are located the cavity, the outside of fixed plate be provided with the communicating first through-hole of cavity, the tip of pull rod passes first through-hole from the outside of fixed plate and stretches into in the cavity and pass the middle part fixed connection of spring and limiting plate, be provided with on the lateral wall of location spout with the communicating second through-hole of cavity, the tip of locating lever pass the second through-hole stretch into in the cavity and with the middle part fixed connection of limiting plate, the one end and the limiting plate of spring are connected, and the other end and the cavity of spring are kept away from one side of location spout and are connected, the outside of location slider is provided with the slot, the tip of location fixture block inserts to the slot.

Preferably, the end part of the positioning rod is provided with a smooth arc-shaped structure.

Preferably, the positioning sliding groove and the positioning sliding block are both of a T-shaped structure.

Preferably, the mounting plate and the positioning slide block are integrally formed.

Preferably, the two sides of the top end and the two sides of the bottom end of the mounting plate are both provided with anti-slip stripes.

(III) advantageous effects

Compared with the prior art, the utility model provides a transformer double-end winding displacement terminal connection structure possesses following beneficial effect:

1. according to the double-end flat cable terminal connecting structure of the transformer, the positioning sliding blocks at the two ends of the mounting plate respectively slide along the positioning sliding grooves on the inner sides of the two groups of fixing plates, so that the purpose of positioning can be achieved, a plurality of groups of binding posts and binding posts of the transformer can be conveniently connected in an inserting manner, alignment and positioning can be conveniently carried out during inserting, the condition that the binding posts cannot be damaged is avoided, the binding posts are protected, and the use reliability is improved;

2. this transformer double-end winding displacement terminal connection structure, when one of them a set of terminal burns out, can open rather than the apron that matches, can open the apron through dismantling the bolt, then can take square locating piece out in square fixed slot to the terminal that will burn out is taken out, to the terminal that burns out change can, need not to change its whole, saves the cost, improves the practicality.

Drawings

Fig. 1 is a schematic plan view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention;

fig. 4 is a schematic perspective view of the mounting plate of the present invention;

FIG. 5 is a schematic perspective view of the square positioning block of the present invention;

fig. 6 is a schematic perspective view of the binding post of the present invention;

fig. 7 is a schematic perspective view of the cover plate of the present invention;

in the drawings, the reference numbers: 1. a fixing plate; 2. a wire; 3. mounting a plate; 4. a square fixing groove; 5. a square positioning block; 6. a circular groove; 7. positioning the clamping groove; 8. a binding post; 9. positioning a fixture block; 10. perforating; 11. a cover plate; 12. threading holes; 13. positioning the chute; 14. positioning the sliding block; 15. a rubber block; 16. a pull rod; 17. positioning a rod; 18. a limiting plate; 19. a spring; 20. a cavity; 21. a slot; 22. and (4) anti-skid stripes.

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. 1-7, a double-head flat cable terminal connection structure of a transformer comprises a plurality of groups of wires 2 and two groups of fixing plates 1 installed on two sides of a transformer terminal, wherein each group of wires 2 comprises a plurality of groups of wires 2, mounting plates 3 are respectively arranged at two ends of each group of wires 2, a plurality of groups of square fixing grooves 4 are uniformly arranged at the front ends of the mounting plates 3 at equal intervals, square positioning blocks 5 are respectively installed in the plurality of groups of square fixing grooves 4, circular grooves 6 are respectively arranged at the rear ends of the square positioning blocks 5, positioning clamping grooves 7 are arranged on the side walls of the circular grooves 6, binding posts 8 are arranged at the positions of the circular grooves 6, the front ends of the binding posts 8 are inserted into the circular grooves 6, positioning clamping blocks 9 matched with the positioning clamping grooves 7 are arranged on two sides of the front ends of the binding posts 8, fixing holes communicated with the threaded grooves are arranged at the front ends of the positioning blocks, and the end portions of the plurality of Be connected with multiunit terminal 8 electricity, the rear end of mounting panel 3 is provided with multiunit perforation 10, multiunit perforation 10 communicates with each other with the rear end of multiunit square fixed slot 4 respectively, the rear end of multiunit terminal 8 passes multiunit perforation 10 to the rear end of mounting panel 3 in the multiunit square fixed slot 4 respectively, the front end of multiunit square fixed slot 4 all is provided with the apron 11 that goes on fixing square locating piece 5, apron 11 passes through bolted connection with the front end of mounting panel 3 to be provided with the through wires hole 12 that supplies wire 2 to pass on apron 11, when one of them group terminal 8 burns out, can open apron 11 rather than matching, can open apron 11 through dismantling the bolt, then can take square locating piece 5 out in square fixed slot 4 to take out the terminal 8 that burns out, change the terminal 8 that burns out can, need not to change its whole, the cost is saved, the practicability is improved, the rubber block 15 is arranged at the rear end of the cover plate 11, the rear end of the rubber block 15 is tightly attached to the front end of the square positioning block 5, the rear end of the positioning rubber block 15 is tightly attached to the front end of the square positioning block 5, the firmness of the square positioning block 5 and the firmness of the plug-in mounting of the terminal 8 and the transformer terminal are ensured, the condition of poor contact is avoided, the positioning chutes 13 are arranged at the inner sides of the two groups of fixing plates 1, the positioning sliders 14 are arranged at the left end and the right end of the mounting plate 3, the two groups of positioning sliders 14 are respectively and slidably mounted in the two groups of positioning chutes 13, the positioning sliders 14 at the two ends of the mounting plate 3 respectively slide along the positioning chutes 13 at the inner sides of the two groups of fixing plates 1, the positioning purpose can be achieved, the plug-in connection of the groups, the condition that the wiring terminal cannot be damaged is avoided, the wiring terminal is protected, the use reliability is improved, the positioning sliding groove 13 and the positioning sliding block 14 are of a T-shaped structure, the mounting plate 3 and the positioning sliding block 14 are integrally formed to facilitate positioning and ensure the connection firmness, the integrally formed positioning sliding block 14 is convenient to produce and install, locking parts for fixing the positioning sliding block 14 are arranged on two groups of fixing plates 1 and comprise pull rods 16, positioning rods 17, limiting plates 18 and springs 19, a cavity 20 is arranged at the rear end of each fixing plate 1, the limiting plates 18 and the springs 19 are both positioned in the cavity 20, first through holes communicated with the cavity 20 are formed in the outer sides of the fixing plates 1, the end portions of the pull rods 16 penetrate through the first through holes from the outer sides of the fixing plates 1 to extend into the cavity 20 and penetrate through the springs 19 to be fixedly connected with the middle portions of the limiting plates 18, the side wall of the positioning chute 13 is provided with a second through hole communicated with the cavity 20, the end part of the positioning rod 17 penetrates through the second through hole to extend into the cavity 20 and be fixedly connected with the middle part of the limiting plate 18, one end of the spring 19 is connected with the limiting plate 18, the other end of the spring 19 is connected with one side of the cavity 20 far away from the positioning chute 13, the outer side of the positioning slide block 14 is provided with a slot 21, the end part of the positioning fixture block 9 is inserted into the slot 21, the end part of the positioning rod 17 is provided with a smooth arc-shaped structure, the positioning rod 17 is convenient to be inserted into the slot 21 through the arc-shaped structure at the end part of the positioning rod 17, after the positioning rod 17 is inserted into the slot 21, the mounting plate 3 is fixed under the effect of the elastic force of the spring 19, the firmness of the mounting plate 3 and the firmness of, two sets of pull rods 16 are pulled outwards by two hands respectively, and the springs 19 are compressed and deformed, so that the two sets of positioning rods 17 can be pulled out of the slots 21, the mounting plate 3 is pulled out, and mounting is facilitated.

The two sides of the top end and the two sides of the bottom end of the mounting plate 3 are both provided with anti-skid stripes 22; the mounting plate 3 is conveniently pulled by the skid-proof strips 22.

When the transformer wiring terminal is used, the positioning sliding blocks 14 at the two ends of the mounting plate 3 respectively slide along the positioning sliding grooves 13 on the inner sides of the two groups of fixing plates 1, so that the purpose of positioning can be achieved, the multiple groups of wiring terminals 8 and the wiring terminals of the transformer can be conveniently connected in an inserting manner, alignment and positioning can be conveniently carried out during inserting, the situation that the wiring terminals cannot be damaged is avoided, the wiring terminals are protected, and the use reliability is improved; when one group of the terminals 8 is burnt out, the matched cover plate 11 can be opened, the cover plate 11 can be opened by disassembling the bolt, then the square positioning block 5 can be taken out from the square fixing groove 4, so that the burnt-out terminals 8 are taken out, the burnt-out terminals 8 can be replaced without replacing the whole, the cost is saved, the practicability is improved, the positioning rod 17 can be conveniently inserted into the slot 21 through the arc-shaped structure at the end part of the positioning rod 17, after the positioning rod 17 is inserted into the slot 21, the mounting plate 3 is fixed under the action of the elastic force of the spring 19, the firmness of the mounting plate 3 and the firmness of the connection between the terminals 8 and the transformer connecting terminal are ensured, when the mounting plate 3 is required to be integrally pulled out, the two groups of the pull rods 16 are respectively pulled outwards by two hands and the spring 19 is compressed and deformed, so that the two groups of the positioning rods 17 can be pulled out of the slot 21, the installation is convenient.

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 transformer double-end flat cable terminal connecting structure is characterized by comprising a wire (2) group and two groups of fixing plates (1) arranged on two sides of a transformer wiring terminal, wherein the wire (2) group comprises a plurality of groups of wires (2), mounting plates (3) are arranged at two ends of the wire (2) group, a plurality of groups of square fixing grooves (4) are uniformly arranged at the front end of each mounting plate (3) at equal intervals, square positioning blocks (5) are arranged in the plurality of groups of square fixing grooves (4), circular grooves (6) are arranged at the rear ends of the square positioning blocks (5), positioning clamping grooves (7) are arranged on the side walls of the circular grooves (6), wiring terminals (8) are arranged at the positions of the circular grooves (6), the front ends of the wiring terminals (8) are inserted into the circular grooves (6), and positioning clamping blocks (9) matched with the positioning clamping grooves (7) are arranged on two sides of the front ends of the wiring terminals (8), the front end of locating piece is provided with the communicating fixed orifices with the thread groove, the tip of multiunit wire (2) passes the multiunit from the front end of multiunit square locating piece (5) respectively the fixed orifices and be connected with multiunit terminal (8) electricity respectively, the rear end of mounting panel (3) is provided with multiunit perforation (10), multiunit perforation (10) communicate with each other with the rear end of multiunit square fixed slot (4) respectively, the rear end of multiunit terminal (8) passes multiunit perforation (10) to the rear end of mounting panel (3) from multiunit square fixed slot (4) respectively, the front end of multiunit square fixed slot (4) all is provided with apron (11) that go on fixing to side shape locating piece (5), apron (11) passes through bolted connection with the front end of mounting panel (3) to be provided with threading hole (12) that supply wire (2) to pass on apron (11), the inboard of two sets of fixed plate (1) all is provided with location spout (13), the left end and the right-hand member of mounting panel (3) all are provided with location slider (14), and are two sets of location slider (14) slidable mounting respectively all is provided with the retaining member that carries out the fixing to location slider (14) on two sets of fixed plates (1) in two sets of location spout (13).

2. The double-ended flat cable terminal connection structure of the transformer according to claim 1, wherein a rubber block (15) is arranged at the rear end of the cover plate (11), and the rear end of the rubber block (15) is tightly attached to the front end of the square positioning block (5).

3. The double-ended flat cable terminal connection structure of the transformer according to claim 2, wherein the locking member comprises a pull rod (16), a positioning rod (17), a limiting plate (18) and a spring (19), a cavity (20) is formed at the rear end of the fixing plate (1), the limiting plate (18) and the spring (19) are both located in the cavity (20), a first through hole communicated with the cavity (20) is formed in the outer side of the fixing plate (1), the end of the pull rod (16) penetrates through the first through hole from the outer side of the fixing plate (1) and extends into the cavity (20) and penetrates through the spring (19) to be fixedly connected with the middle of the limiting plate (18), a second through hole communicated with the cavity (20) is formed in the side wall of the positioning chute (13), the end of the positioning rod (17) penetrates through the second through hole and extends into the cavity (20) and is fixedly connected with the middle of the limiting plate (18), one end and limiting plate (18) of spring (19) are connected, and the other end and cavity (20) of spring (19) are kept away from one side of location spout (13) and are connected, the outside of location slider (14) is provided with slot (21), the tip of location fixture block (9) inserts in slot (21).

4. The double-ended flat cable terminal connection structure of a transformer according to claim 3, wherein the end of the positioning rod (17) is provided with a smooth arc structure.

5. The transformer double-ended flat cable terminal connection structure according to claim 4, wherein the positioning sliding groove (13) and the positioning sliding block (14) are both T-shaped.

6. The double-ended flat cable terminal connection structure of claim 5, wherein the mounting plate (3) is integrally formed with the positioning slider (14).

7. The double-ended flat cable terminal connection structure of a transformer according to claim 6, wherein the mounting plate (3) is provided with anti-slip stripes (22) on both top and bottom sides.