CN212380224U

CN212380224U - Transformer insulation sleeve

Info

Publication number: CN212380224U
Application number: CN202021136035.5U
Authority: CN
Inventors: 杨剑逸; 潘晨
Original assignee: Wuxi Juxiong Transformer Co ltd
Current assignee: Wuxi Juxiong Transformer Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-01-19
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a transformer insulating sleeve, including insulating sleeve and transformer housing, insulating sleeve lower extreme outside surface is seted up threadedly, the fixed cover in insulating sleeve lower extreme outside surface is equipped with solid fixed ring, gu fixed ring lower extreme outside surface is even fixed and is provided with a plurality of first latches, the fixed connecting plate that is provided with in first latch upper end, connecting plate upper end surface four corners department is the fixed spring that is provided with all, the fixed mounting hole that is provided with in transformer housing upper end, mounting hole upper end outside fixed surface is provided with the second latch, the inside interlude of insulating sleeve is provided with the cable, the fixed protection casing that is provided with in insulating sleeve upper end, the protection casing cover is established at cable outside surface. The utility model discloses simple structure, excellent in use effect can be convenient for carry out fixed connection between insulating sleeve and the transformer housing through the screw thread, and the insulating sleeve that can effectively prevent through threaded connection simultaneously through first latch and second latch is not hard up.

Description

Transformer insulation sleeve

Technical Field

The utility model relates to a transformer technical field specifically is a transformer insulation sleeve.

Background

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. According to the application, the method can be divided into: power transformers and special transformers (furnace transformers, rectification transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impact transformers, instrument transformers, electronic transformers, reactors, mutual inductors, etc.).

However, the insulating sleeve of the transformer used at present is inconvenient to mount, and often needs to be fixedly mounted through a plurality of screws and a mounting frame, so that the use and mounting process is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer insulating sleeve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a transformer insulating sleeve, includes insulating sleeve and transformer housing, insulating sleeve lower extreme outside surface is seted up threadedly, the fixed cover in insulating sleeve lower extreme outside surface is equipped with solid fixed ring, gu fixed ring lower extreme outside surface is even fixed and is provided with a plurality of first latches, the fixed connecting plate that is provided with in first latch upper end, connecting plate upper end surface four corners department is the fixed spring that is provided with all, the fixed mounting hole that is provided with in transformer housing upper end, mounting hole upper end outside fixed surface is provided with the second latch, the inside interlude of insulating sleeve is provided with the cable, the fixed protection casing that is provided with in insulating sleeve upper end, the protection casing cover is established at cable outside surface.

Preferably, the inside both sides of solid fixed ring are all fixed and are provided with the connecting rod, connecting plate movable sleeve establishes the connecting rod outside surface, can improve the stability when the connecting plate reciprocates through the connecting rod.

Preferably, the two sides of the surface of the connecting plate are fixedly provided with shifting pieces, and the connecting plate can be conveniently driven to move upwards through the shifting pieces.

Preferably, the one end that the insulating sleeve was kept away from to the protection casing is fixed to be provided with the barrier cloth, barrier cloth outside fixed surface is provided with the elastic cord, drives the barrier cloth through the elastic cord and can hug closely the cable surface according to the cable thickness.

Preferably, the buckles are fixedly arranged on two sides of the upper end of the fixing ring, and the buckles can be fixed when the shifting piece moves upwards through the buckles, so that the spring can be prevented from pushing the connecting plate to move downwards.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a screw thread is twisted between with the mounting hole of insulating sleeve and transformer housing and is moved and carry out fixed connection, and the installation is comparatively simple, makes insulating sleeve only move towards the direction of screwing up through first latch and second latch when rotating insulating sleeve and screwing up simultaneously, and blocks the insulating sleeve that the second latch can effectively prevent through threaded connection when insulating sleeve rotates towards not hard up direction and rotates not hard up through first latch to can improve device's result of use.

2. The utility model discloses can effectively prevent through the protection casing during the use that insulating sleeve upper end is intake, drive simultaneously through the elastic cord and keep apart the cloth and can hug closely the cable surface according to the cable thickness to can further improve the protection effect of device.

Drawings

Fig. 1 is a schematic view of the overall structure of an insulating sleeve of a transformer according to the present invention;

fig. 2 is an installation view of the transformer housing and the installation hole of the transformer insulating sleeve of the present invention;

fig. 3 is the utility model relates to a solid fixed ring inner structure view of transformer insulation sleeve.

In the figure: 1. an insulating sleeve; 2. a transformer housing; 3. a fixing ring; 4. a first latch; 5. a connecting plate; 6. a spring; 7. mounting holes; 8. a second latch; 9. a cable; 10. a protective housing; 11. a connecting rod; 12. a shifting sheet; 13. an isolation cloth; 14. elastic bands; 15. and (5) buckling.

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: the utility model provides a transformer insulating sleeve, includes insulating sleeve 1 and transformer housing 2, the screw thread has been seted up on 1 lower extreme outside surface of insulating sleeve, 1 lower extreme outside fixed surface cover of insulating sleeve is equipped with solid fixed ring 3, gu 3 lower extreme outside fixed surface of fixed ring is provided with a plurality of first latch 4, the fixed connecting plate 5 that is provided with in 4 upper ends of first latch, 5 upper end surface four corners departments of connecting plate are all fixed and are provided with

spring

6, 2 upper ends of transformer housing are fixed and are provided with

mounting hole

7, 7 upper end outside fixed surface of mounting hole is provided with

second latch

8, 1 inside interlude of insulating sleeve is provided with

cable

9, 1 upper end of insulating sleeve is fixed and is provided with protection casing 10, protection casing 10 cover is established at cable 9 outside surface.

The utility model discloses a fixed connecting rod 11 that is provided with all fixedly in 3 inside both sides of solid fixed ring, 5 movable sleeve of connecting plate establish at 11 outside surfaces of connecting rod, can improve the stability when connecting plate 5 reciprocates through connecting

rod

11, 5 fixed plectrums 12 that are provided with in surface both sides of connecting plate, can conveniently drive connecting plate 5 through plectrum 12 and move up, the fixed spacer 13 that is provided with of one end that insulating sleeve 1 was kept away from to protection casing 10, spacer 13 outside fixed surface is provided with elastic cord 14, drives spacer 13 through elastic cord 14 and can hug closely cable 9 surface according to cable 9 thickness, gu 3 upper end both sides of solid fixed ring are all fixed and are provided with buckle 15, can fix buckle 15 when plectrum 12 moves up through buckle 15 to can prevent that spring 6 from promoting connecting plate 5 and move down.

The working principle is as follows: when the device is used, the insulating sleeve 1 and the mounting hole 7 of the transformer shell 2 can be screwed through threads for fixed connection, when the insulating sleeve 1 is screwed down, the insulating sleeve 1 only moves towards the screwing direction through the first latch teeth 4 and the second latch teeth 8, and when the insulating sleeve 1 rotates towards the loosening direction, the second latch teeth 8 are clamped through the first latch teeth 4, so that the insulating sleeve 1 connected through the threads can be effectively prevented from rotating and loosening, the use effect of the device can be improved, when the insulating sleeve 1 needs to be disassembled, only the shifting sheet 12 is needed to drive the connecting plate 5 to move upwards, so that the first latch teeth 4 shrink into the fixing ring 3, the first latch teeth 4 are not clamped with the second latch teeth 8 any more, so that the insulating sleeve 1 can be rotated for disassembly, and when the device is used, the upper end of the insulating sleeve 1 can be effectively prevented from water through the protective shell 10, simultaneously drive isolation cloth 13 through elastic cord 14 and can hug closely cable 9 surfaces according to cable 9 thickness to can further improve the protection effect of device, this is exactly the utility model relates to a transformer insulating sleeve's theory of operation.

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. The utility model provides a transformer insulating sleeve, includes insulating sleeve (1) and transformer housing (2), its characterized in that: the utility model discloses an insulating sleeve, including insulating sleeve (1), insulating sleeve (1) lower extreme outside surface set up screw thread, insulating sleeve (1) lower extreme outside fixed surface cover is equipped with solid fixed ring (3), gu fixed ring (3) lower extreme outside surface uniform fixation is provided with a plurality of first latch (4), fixed connecting plate (5) that are provided with in first latch (4) upper end, connecting plate (5) upper end surface four corners department is the fixed spring (6) that is provided with all, fixed mounting hole (7) that is provided with in transformer casing (2) upper end, mounting hole (7) upper end outside fixed surface is provided with second latch (8), insulating sleeve (1) inside interlude is provided with cable (9), insulating sleeve (1) upper end is fixed and is provided with protection casing (10), protection casing (10) cover is established at cable (9) outside surface.

2. The transformer bushing of claim 1, wherein: the connecting rings (3) are fixedly provided with connecting rods (11) on two sides inside, and the connecting plates (5) are movably sleeved on the outer side surfaces of the connecting rods (11).

3. The transformer bushing of claim 1, wherein: the two sides of the surface of the connecting plate (5) are both fixedly provided with shifting pieces (12).

4. The transformer bushing of claim 1, wherein: one end, far away from the insulating sleeve (1), of the protective shell (10) is fixedly provided with an isolating cloth (13), and the outer side surface of the isolating cloth (13) is fixedly provided with an elastic band (14).

5. The transformer bushing of claim 1, wherein: the two sides of the upper end of the fixing ring (3) are fixedly provided with buckles (15).