CN206877797U - Transformer - Google Patents

Abstract

The utility model discloses a kind of transformer, including frame body, coil is wound with frame body, conductive pin is fixed with the lower surface of two support feets of frame body, the connector for conduction is set with conductive pin, the leading-out end of coil is fixed with connector, connector includes being sleeved on the sleeve outside conductive pin and is sleeved on the sleeve pipe of cartridge exterior, it is in circumferentially distributed chute that several are distributed with the inwall of sleeve pipe, steel ball is provided with chute, the neck for being available for steel ball part to be caught in is provided with the outer wall of conductive pin, it is provided with chute for promoting steel ball so that steel ball snaps onto the spring in neck, it is provided with sleeve and is available for steel ball part to pass so that steel ball snaps onto the bellmouth in neck, binding post is provided with the outer wall of sleeve pipe, the leading-out end of coil is fixed with binding post；The utility model can avoid occurring the phenomenon departed between coil leading-out end and conductive pin, so as to ensure the reliably working of transformer.

Description

Transformer

Technical field

The utility model belongs to technical field of electronic components, is related to a kind of transformer.

Background technology

Transformer is the electronic component commonly used in electronic circuit board, and it is typically made up of skeleton and coil, the bottom of skeleton Portion is provided with support feet, and the bottom of support feet is provided with conductive pin, and the leading-out end of coil electrically connects with conductive pin, at present transformer In coil leading-out end be wound around on conductive pin, then again on conductive pin in leaching scolding tin make the leading-out end of coil with it is conductive Pin is fixed；But during the use of transformer, transformer will be arranged on electronic circuit board, when the conduction of transformer Pin is with electronic circuit board in welding, and the temperature on conductive pin can be very high, so, it is easy to so that the scolding tin on conductive pin There is the phenomenon melted, so as to easily lead to occur between coil leading-out end and conductive pin the phenomenon departed from, and then line can be made Occurs the phenomenon of loose contact or open circuit between circle leading-out end and conductive pin.

Utility model content

In view of the above-mentioned problems, the technical problems to be solved in the utility model be to provide one kind can avoid coil leading-out end with Occurs the transformer of break-off between conductive pin.

Transformer of the present utility model, including frame body, coil, two branch of frame body are wound with frame body Conductive pin is fixed with the lower surface of spike, the connector for conduction, the leading-out end of coil and connection are set with conductive pin Part is fixed, and connector includes being sleeved on the sleeve outside conductive pin and is sleeved on the sleeve pipe of cartridge exterior, divides on the inwall of sleeve pipe It is in circumferentially distributed chute to be furnished with several, is provided with steel ball in chute, is provided with the outer wall of conductive pin and is available for steel ball part The neck being caught in, it is provided with for promoting steel ball so that steel ball snaps onto the spring in neck in chute, being provided with sleeve can Passed for steel ball part so that steel ball snaps onto the bellmouth in neck, binding post is provided with the outer wall of sleeve pipe, coil draws Lift one's head and fixed with binding post.

Transformer of the present utility model, wherein, the upper end of sleeve is provided with annular bending edges, the lower surface of annular bending edges It is bonded with the upper surface of sleeve pipe；In this way, after sleeve is inserted into sleeve pipe, it can be ensured that bellmouth aligns with chute.

Transformer of the present utility model, wherein, the conductive pin outer cover above annular bending edges is equipped with dead ring, dead ring It is pressed on by annular bending edges on the lower surface of support feet.

Transformer of the present utility model, wherein, the lower surface of conductive pin is arc shape structure；In this way, it can facilitate Sleeve is attached to outside conductive pin from the lower end of conductive pin set.

The utility model beneficial effect：The utility model on conductive pin by being set with the connector for conduction, coil Leading-out end fixed with connector, connector includes being sleeved on the sleeve outside conductive pin and is sleeved on the sleeve pipe of cartridge exterior, It is in circumferentially distributed chute that several are distributed with the inwall of sleeve pipe, is provided with steel ball in chute, is set on the outer wall of conductive pin There is the neck for being available for steel ball part to be caught in, be provided with chute for promoting steel ball so that steel ball snaps onto the spring in neck, It is provided with sleeve and is available for steel ball part to pass so that steel ball snaps onto the bellmouth in neck, is provided with and connects on the outer wall of sleeve pipe Terminal, leading-out end and the binding post of coil are fixed, and by the setting of connector, connector is connected to conduction by way of clamping On pin, so, it can avoid occurring the phenomenon departed between coil leading-out end and conductive pin, so as to ensure transformer Reliably working.

Brief description of the drawings

Fig. 1 is cross section structure diagram of the present utility model；

Fig. 2 is the structural representation after amplifying in Fig. 1 at A.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

As shown in Figure 1-2, transformer of the present utility model, including frame body 1, coil 2 is wound with frame body 1, Conductive pin 3 is fixed with the lower surface of two support feets 11 of frame body 1, the connection for conduction is set with conductive pin 3 Part, leading-out end and the connector of coil 2 are fixed, and connector includes being sleeved on the sleeve 41 outside conductive pin 3 and being sleeved on sleeve Sleeve pipe 42 outside 41, it is in circumferentially distributed chute 421 that several, which are distributed with, on the inwall of sleeve pipe 42, is provided with chute 421 Steel ball 43, the neck 31 for being available for the part of steel ball 43 to be caught in is provided with the outer wall of conductive pin 3, be provided with chute 421 for pushing away Dynamic steel ball 43 so that steel ball 43 snaps onto the spring 44 in neck 31, be provided with sleeve 41 be available for the part of steel ball 43 to pass so that Steel ball 43 snaps onto the bellmouth 411 in neck 31, is provided with binding post 422 on the outer wall of sleeve pipe 42, the leading-out end of coil 2 with Binding post 422 is fixed.

The upper end of sleeve 41 is provided with annular bending edges 412, the lower surface of annular bending edges 412 and the upper surface of sleeve pipe 42 Fitting；In this way, after sleeve is inserted into sleeve pipe, it can be ensured that bellmouth aligns with chute.

The outer cover of conductive pin 3 of the annular top of bending edges 412 is equipped with dead ring 5, and dead ring 5 passes through annular bending edges 412 It is pressed on the lower surface of support feet 11.

The lower surface of conductive pin 3 is arc shape structure；In this way, sleeve can be facilitated to be attached to from the lower end of conductive pin set Outside conductive pin.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. transformer, including frame body (1), coil (2) is wound with the frame body (1), the frame body (1) Conductive pin (3) is fixed with the lower surface of two support feets (11), it is characterised in that：It is set with and is used on the conductive pin (3) Conductive connector, the leading-out end of the coil (2) are fixed with connector, and the connector includes being sleeved on conductive pin (3) outside The sleeve (41) in portion and the outside sleeve pipe (42) of sleeve (41) is sleeved on, several, which are distributed with, on the inwall of described sleeve pipe (42) is in Circumferentially distributed chute (421), steel ball (43) is provided with the chute (421), is provided with the outer wall of the conductive pin (3) The neck (31) that steel ball (43) is partly caught in is available for, is provided with the chute (421) for promoting steel ball (43) so that steel ball (43) spring (44) in neck (31) is snapped onto, is provided with the sleeve (41) and is available for steel ball (43) partly to pass so that steel Pearl (43) snaps onto the bellmouth (411) in neck (31), and binding post (422), institute are provided with the outer wall of described sleeve pipe (42) Leading-out end and the binding post (422) for stating coil (2) are fixed.

2. transformer according to claim 1, it is characterised in that：The upper end of the sleeve (41) is provided with annular bending edges (412), the lower surface of the annular bending edges (412) is bonded with the upper surface of sleeve pipe (42).

3. transformer according to claim 2, it is characterised in that：Conductive pin (3) above the annular bending edges (412) Outer cover is equipped with dead ring (5), and the dead ring (5) is pressed on the lower surface of support feet (11) by annular bending edges (412) On.

4. transformer according to claim 1, it is characterised in that：The lower surface of the conductive pin (3) is arc shape structure.