CN208093858U - A kind of master-slave socket preventing Joint's falling off - Google Patents

Abstract

A kind of master-slave socket preventing Joint's falling off, including male plug, female and clamp device, the clamp device include be set to male plug grafting end face and around several struts of male plug grafting end face axially extended male plug grafting end face, be arranged female circumferential surface and with the groove of strut sliding connection and fastener for tightening strut.When needing to connect male plug and female, male plug and female are mutually inserted first, due to the setting of strut and groove, play the role of preventing male plug and female from circumferentially moving, to prevent because there is a phenomenon where twistings to damage male plug for master-slave socket.Simultaneously because the setting of fastener, can increase the frictional force between strut and groove when tightening strut, to further enhance the fastness of master-slave socket connection.

Description

A kind of master-slave socket preventing Joint's falling off

Technical field

This application involves plug fields, and in particular to a kind of master-slave socket preventing Joint's falling off.

Background technology

Currently, the plug that we are frequently seen on the market is all the mode of direct grafting, you can realize electrical connection.

The patent of Publication No. CN201020056370.4 is authorized to disclose a kind of connector of male plug and female.Its Include the lock ring on female and the lock on male plug, the lock ring is rotatablely connected with the female, institute It states lock to be fixedly arranged on the male plug, be connected together between the lock ring and lock.Although this utility model solves female plug Head and male plug are disengaged from each other the problem of causing circuit to power off, but exist keeps master-slave socket generation twisting damage public because trampling The problem of plug.

Utility model content

The purpose of this utility model be to provide it is a kind of preventing the master-slave socket of Joint's falling off, its advantage is that preventing from making because trampling The problem of twisting damage male plug, occurs for master-slave socket.

The above-mentioned technical purpose of the utility model technical scheme is that：

A kind of master-slave socket preventing Joint's falling off, including male plug, female and clamp device, the clamp device packet It includes and is set to male plug grafting end face and several struts around male plug grafting end face axially extended male plug grafting end face, setting In female circumferential surface and the groove connected with strut sliding and the fastener for tightening strut.

By using above-mentioned technical proposal, when needing to connect male plug and female, first by male plug and female It is mutually inserted, due to the setting of strut and groove, plays the role of preventing male plug and female from circumferentially moving, to prevent Because there is a phenomenon where twistings to damage male plug for master-slave socket.Simultaneously because the setting of fastener, it can be when tightening strut Increase the frictional force between strut and groove, to further enhance the fastness of master-slave socket connection.

As the improvement of the utility model, the strut is provided with external screw thread away from the side in male plug axle center, described tight Firmware is sheathed on strut and is provided with the internal thread coordinated with external screw thread.

By using above-mentioned technical proposal, the setting of external screw thread and internal thread realizes the screw thread between strut and fastener Connection so that the stability connected between enhancing fastener and strut when fastener tightens strut.

Further include positioner as the improvement of the utility model, the positioner includes being set on female Spacing ring and the limiting device moved for limiting spacing ring, the strut ends are provided with for catching on falling for spacing ring Hook.

By using above-mentioned technical proposal, when strut is tightened, strut ends can be realized by spacing ring and barb It is fixed, and then limiting device is coordinated further to reinforce the stability that master-slave socket connects.

As the improvement of the utility model, the limiting device includes the through-hole for being opened in female circumferential surface, it is logical to be set to Spring inside hole and screens block.

By using above-mentioned technical proposal, female circumferential surface is protruded in screens under the action of the spring soon, anti-to play The effect that only spacing ring is slided along female plays the role of preventing spacing ring from moving.

As the improvement of the utility model, the spacing ring inner wall is provided with chamfering away from one end of male plug.

By using above-mentioned technical proposal, the setting of chamfering facilitates moves limit when spacing ring is caught in barb along female Position ring.

As the improvement of the utility model, several fixed blocks are provided on the outside of the spacing ring.

By using above-mentioned technical proposal, the setting of fixed block increases the frictional force of spacing ring and hand, is convenient to use people The mobile spacing ring of member.

In conclusion the utility model has the advantages that：Connection it is more secured, due to strut, groove, fastener and The setting of positioner strengthens the stability connected between male plug and female, prevents from making master-slave socket because trampling The problem of twisting damage male plug, occurs.

Description of the drawings

Fig. 1 is overall structure diagram when master-slave socket plugs together；

Fig. 2 is the structural scheme of mechanism of male plug；

Fig. 3 is the explosive view of female.

In figure, 1, male plug；2, female；3, clamp device；31, strut；32, barb；33, fastener；34, it limits recessed Slot；35, raised line；4, positioner；41, spacing ring；42, through-hole；43, spring；44, screens block；45, square groove；46, convex block； 47, fixed block.

Specific implementation mode

A kind of master-slave socket 2 preventing Joint's falling off, as shown in Figure 1, blocking including cylindrical male plug 1, with male plug 1 Close the cylindrical female 2 of connection, for fastening the clamp device 3 and be set to female that male plug 1 and female 2 connect Positioner 4 on 2.

As depicted in figs. 1 and 2, clamp device 3 includes being set to 1 grafting end face of male plug and around 1 grafting end face of male plug Circumferentially distributed several fan-shaped plastics struts 31（The present embodiment is preferably 8）, be set to strut 31 deviate from strut 31 and male plug The L-type barb 32 of first 1 connecting end surface, the fasteners 33 being socketed on strut 31 are set to several sectors of 2 circumferential surface of female Limiting groove 34.Each strut 31 is offering external screw thread away from the side of 1 axis of male plug, and fastener 33 connects with strut 31 Tactile inner wall is provided with internal thread, makes fastener 33 that can be rotated along the external screw thread of all struts 31.The outer end face of fastener 33 is solid Surely there are multiple rectangle raised lines 35, it is possible to increase the frictional force of hand and fastener 33 facilitates rotation.Strut 31 and barb 32 are integrated Setting.When 2 grafting of male plug 1 and female, barb 32 is adapted to limiting groove 34, and is slided along limiting groove 34.

When male plug 1 and female 2 coordinate, the barb 32 of male plug 1 can slide into the limiting groove 34 of female 2. At this point, rotation fastener 33, due to the reason of screw thread, fastener 33 is rotated along 2 direction of female, to increase male plug 1 With the frictional force of female 2, to make male plug 1 and female 2 be difficult to detach.

As shown in Figures 2 and 3, above-mentioned positioner 4 includes being socketed in 2 circumferential surface of female, and cross-sectional area is the ring of rectangle Shape spacing ring 41 is opened in centrosymmetric two circular through holes 42 of 2 circumferential surface of female, the spring 43 being set to inside through-hole 42 With cylindrical screens block 44.The circumferential surface of female 2 offers the square groove 45 of rectangle, and 41 inner wall of spacing ring is provided with and square groove The convex block 46 of 45 sliding connections, makes spacing ring 41 be slided along 45 direction of square groove, will not be detached from female 2.In spacing ring 41 Several fan-shaped fixed blocks 47 are provided on the circumferential surface of female 2, fixed block 47 is equipped with anti-away from the end face of limiting groove 34 Sliding line after making 2 grafting of male plug 1 and female, can also facilitate and hold fixed block 47 along the sliding of 45 direction of square groove.Screens block 44 It is hemispherical on the end face away from 2 center of female, one end that 41 inner wall of spacing ring deviates from male connector offers chamfering, makes sliding When spacing ring 41, the end face that spacing ring 41 opens up chamfering is contacted with screens block 44, to squeeze screens block 44, makes spring 43 It shrinks, is detached from spacing ring 41 when spacing ring 41 slides into screens block 44 in barb 32, initial position is returned to, to block spacing ring 41.When needing to unplug male plug 1 and female 2 from the state plugged together, screens block 44 need to be pressed, by spacing ring 41 from barb It is skidded off at barb 32 along square groove 45 at 32.

The course of work：

When needing male plug 1 and female 2 is bonded together, it is corresponding that male plug 1 is directed at female 2 first Then position plugs together, then rotate fastener 33, so that barb 32 is tightly fitted in limiting groove 34, then hold fixed block 47 control spacing rings 41 slide into barb 32, and screens block 44 is made to block spacing ring 41, to keep male plug 1 and female 2 tight Tightly plug together together.When needing to unplug male plug 1 and female 2 from the state plugged together, screens block 44 need to be pressed, will be limited Ring 41 is skidded off along square groove 45 at barb 32 from barb 32.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but As long as all being protected by Patent Law in the right of the utility model.

Claims (6)

1. a kind of master-slave socket preventing Joint's falling off, including male plug (1), female (2) and clamp device (3), feature It is：The clamp device (3) includes being set to male plug (1) grafting end face and axially extended around male plug (1) grafting end face Several struts (31) of male plug (1) grafting end face, setting slide the groove connected in female (2) circumferential surface and with strut (31) And the fastener (33) for tightening strut (31).

2. a kind of master-slave socket preventing Joint's falling off according to claim 1, it is characterised in that：Strut (31) back of the body Side from male plug (1) axle center is provided with external screw thread, and the fastener (33) is sheathed on strut (31) and is provided with and outer spiral shell The internal thread of line cooperation.

3. a kind of master-slave socket preventing Joint's falling off according to claim 2, it is characterised in that：It further include positioner (4), the positioner (4) includes the spacing ring (41) being set on female (2) and is moved for limiting spacing ring (41) Dynamic limiting device, strut (31) end set are useful for catching on the barb (32) of spacing ring (41).

4. a kind of master-slave socket preventing Joint's falling off according to claim 3, it is characterised in that：The limiting device packet It includes and is opened in the through-hole (42) of female (2) circumferential surface, is set to the internal spring (43) of through-hole (42) and screens block (44).

5. a kind of master-slave socket preventing Joint's falling off according to claim 4, it is characterised in that：The spacing ring (41) Inner wall is provided with chamfering away from one end of male plug (1).

6. a kind of master-slave socket preventing Joint's falling off according to claim 5, it is characterised in that：The spacing ring (41) Outside is provided with several fixed blocks (47).