CN2768250Y - Connector for electric wire - Google Patents

Abstract

The utility model relates to a wire connector for electric wires, which comprises a casing. The utility model is characterized in that the upper part of the front end of the casing is provided with a movable wire clamping arm and a fixed wire clamping arm; the front end of the movable wire clamping arm is provided with an upper duckbill device; the front end of the fixed wire clamping arm is provided with a lower duckbill device; a movable wire clamping arm clamping pin shaft and a movable wire clamping arm clamping pin are positioned above the movable wire clamping arm on the casing; a front end on the casing is provided with a worm screw axle sleeve; a worm screw penetrates through the worm screw axle sleeve; the front end of the worm screw is provided with a fish-shaped clamp; positions in the casing, which corresponds to middle threads of the worm screw, are provided with two worm screw clamping pins; a slide key gear seat and a lateral gear seat are arranged on the casing; a slide key gear and a lateral gear are respectively arranged on the slide key gear seat and the lateral gear seat; the lower part of the front end of the casing is provided with a pulling gear handle; the top of the pulling gear handle is connected with a pulling gear. The utility model has the advantages of simple wire connection operation, high wire connection speed, low labor intensity, standard connector lug, firm wire connection and favorable electrical contact performance of connecting parts.

Description

Electrical wire connector

Technical field

The utility model relates to a kind of electrical wire connector.

Background technology

Existing electric wire mode of connection mostly is the electrician and directly goes stubborn connecing with hand, and is by manual operations, not only time-consuming but also require great effort.Because each electrician's work habit difference causes the end of a thread that is connect lack of standardization.Free-hand operation is inefficiency not only, and because the dynamics difference that each electrician uses in twisting termination process causes the end of a thread that is connect to twine pine, causes the bad phenomenon of electric wire contact.

Summary of the invention

The utility model is to solve the problems referred to above that prior art exists, provide a kind of simple to operate, wiring speed is fast, labour intensity is low and the end of a thread standard, wiring is firm, electrical contact performance is good electrical wire connector.

The utility model is achieved in that it has a housing, its special character is: peg graft respectively and be fastened with movable clamp arm and fixing clamp arm in the upper front end of housing, be provided with duckbilled at movable clamp arm front end, duckbilled under fixedly clamp arm front end is provided with, last duckbilled and following duckbilled position correspondence, above being positioned at movable clamp arm on the housing, be provided with movable clamp arm bayonet lock axle, on movable clamp arm bayonet lock axle, be provided with movable clamp arm bayonet lock, in housing movable clamp arm and fixedly between the clamp arm position be provided with the worm screw axle sleeve, in the worm screw axle sleeve, be installed with worm screw, the middle part of worm screw is provided with screw thread, tail end is provided with spline, on worm screw, be positioned at worm shaft cover front end and be provided with eccentric rod, be provided with the fish clevis at the eccentric rod front end, in the fish clevis, be provided with the spring leaf of two symmetry shapes, on worm screw, be set with the worm screw back-moving spring, said worm screw back-moving spring is positioned at the worm screw axle sleeve, the screw thread place is provided with worm screw bayonet lock knob axle sleeve at case top corresponding worm screw middle part, in worm screw bayonet lock knob axle sleeve, be provided with worm screw bayonet lock knob, between worm screw bayonet lock knob and worm screw bayonet lock knob axle sleeve, be provided with the worm screw bayonet lock by torsion spring, screw thread place, corresponding worm screw middle part is provided with two worm screw bayonet locks in housing, bottom the worm screw bayonet lock, be provided with screw thread with worm screw middle part threads engaged, longitudinally be provided with a groove at worm screw bayonet lock middle part, worm screw bayonet lock upper end links to each other with housing sidewall by screw, corresponding worm screw bayonet lock bottom thread position is respectively equipped with worm screw bayonet lock spring base on two sidewalls of housing, on worm screw bayonet lock spring base, be respectively equipped with worm screw bayonet lock spring, in housing, be positioned at worm screw tail end spline lower end and be provided with the sliding key gear seat, on the sliding key gear seat, be provided with the sliding key gear that is meshed with worm screw tail end spline, in housing, be positioned at sliding key gear seat the place ahead and be provided with side gear seat, on side gear seat, be provided with the side gear that is meshed with sliding key gear, be provided with in housing front end bottom and push away the tooth handle, be connected with by screw and push away tooth pushing away the tooth handle top, the said teeth that push away tooth are the shape that lurches, said tooth and the side gear bottom that pushes away is meshed, and pushes away the tooth handle spring pushing away to be provided with between tooth handle and the housing.

The utility model has the advantages that: owing to adopted gear drive to drive the worm screw rotation, so wiring is simple to operate, wiring speed is fast, labour intensity is low, and the connector lug standard, wiring is more firm, and the joint electrical contact performance is good.

Description of drawings

Fig. 1 is the outside drawing of this electrical wire connector;

Fig. 2 is the front section view of this electrical wire connector;

Fig. 3 is this electrical wire connector parts three-dimensional exploded view.

Among the figure: the last duckbilled of 1-, duckbilled under the 2-, the movable clamp arm of 3-, 4-is the clamp arm fixedly, 5-fish clevis, 6-worm screw, the movable clamp arm of 7-bayonet lock, 8-worm screw bayonet lock button, 9-worm screw bayonet lock button spring, 10-worm screw bayonet lock, 11-worm screw bayonet lock spring base, 12-pushes away the tooth handle, 13-pushes away the tooth handle spring, and 14-pushes away tooth, the 15-sliding key gear, 16-side gear, 17-worm screw back-moving spring, 18-worm screw bayonet lock spring, 19-side gear seat, 20-sliding key gear seat, 21-worm screw axle sleeve, 22-worm screw bayonet lock button axle sleeve, 23-housing, the movable clamp arm of 24-bayonet lock axle, the 25-spring leaf.

Embodiment

As shown in the figure, the utility model has a housing 23, be plugged with movable clamp arm 3 and fixing clamp arm 4 respectively in the upper front end of housing 23, said movable clamp arm 3 and fixing clamp arm 4 and housing 23 back of pegging graft is connected by screw, movable clamp arm 3 front ends be provided be the semicircle camber on duckbilled 1, be provided with the following duckbilled 2 that is the semicircle camber at fixing clamp arm 4 front ends, last duckbilled 1 and following duckbilled 2 position correspondences, duckbilled 1 place is provided with two square openings on correspondence on the following duckbilled 2, above being positioned at movable clamp arm 3 on the housing 23, be provided with movable clamp arm bayonet lock axle 24, on movable clamp arm bayonet lock axle 24, be provided with movable clamp arm bayonet lock 7, in housing 23 movable clamp arm 3 and fixedly between the clamp arm 4 position be provided with worm screw axle sleeve 21, in worm screw axle sleeve 21, be installed with worm screw 6, worm screw 6 middle parts are processed with screw thread, tail end is processed with spline, being positioned at worm shaft on worm screw 6 overlaps 21 front ends and is provided with eccentric rod, be connected with fish clevis 5 at the eccentric rod front end by screw, in fish clevis 5, be provided with the spring leaf 25 of two symmetry shapes, on worm screw 6, be set with worm screw back-moving spring 17, said worm screw back-moving spring 17 is positioned at worm screw axle sleeve 21, screw thread place, corresponding worm screw 6 middle part is provided with worm screw bayonet lock knob axle sleeve 22 at housing 23 tops, in worm screw bayonet lock knob axle sleeve 22, be provided with worm screw bayonet lock knob 8, said worm screw bayonet lock knob 8 upper ends are a multidiameter, be connected with a ladder frame in the multidiameter lower end, between the multidiameter of worm screw bayonet lock knob 8 and worm screw bayonet lock knob axle sleeve 22, be provided with the worm screw bayonet lock by torsion spring 9, screw thread place, corresponding worm screw 6 middle part is provided with two worm screw bayonet locks 10 in housing 23, be provided with screw thread with worm screw 6 middle part threads engaged in worm screw bayonet lock 10 bottoms, longitudinally be provided with a groove at worm screw bayonet lock 10 middle parts, ladder frame two of said worm screw bayonet lock knob 8 is inserted into respectively in the central slot of two worm screw bayonet locks 10, worm screw bayonet lock 10 upper ends link to each other with housing 23 sidewalls by screw, corresponding worm screw bayonet lock 10 bottom thread positions are respectively equipped with worm screw bayonet lock spring base 11 on two sidewalls of housing 23, on two worm screw bayonet lock spring bases 11, between housing 23 sidewalls and worm screw bayonet lock 10, be installed with worm screw bayonet lock spring 18 respectively, in housing 23, be positioned at worm screw 6 tail end spline lower ends and be provided with sliding key gear seat 20, on sliding key gear seat 20, be provided with the sliding key gear 15 that is meshed with worm screw 6 tail end splines, in housing 23, be positioned at sliding key gear seat 20 fronts and be provided with side gear seat 19, on side gear seat 19, be provided with the side gear 16 that is meshed with sliding key gear 15, be provided with in housing 23 front end bottoms and push away tooth handle 12, be connected with by screw and push away tooth 14 pushing away tooth handle 12 tops, the said tooth 14 that pushes away is meshed with side gear 16 bottoms, pushes away tooth handle spring 13 pushing away to be provided with between tooth handle 12 and the housing 23.

During wiring, joining with 6 square millimeters of single core copper cash of the six roots of sensation is example, the outsourcing insulated wire skin of earlier six roots of sensation line being pruned, and length is respectively: one is the bundle line, and cutting the head length degree is more than 14 centimetres; All the other five is that cutting the head length degree is 2 centimetres by the bundle line.Is that benchmark alignment insertion is simultaneously gone up between duckbilled 1 and the following duckbilled 2 with six roots of sensation line with the insulated wire skin, rotates movable clamp arm bayonet lock 7, and duckbilled 1 downward duckbilled 2 is closed up, and to reach the purpose that clamps six roots of sensation copper cash, clamped six roots of sensation copper cash is similar to cylindrical shape.To cut the long bundle ply-yarn drill of head then goes in the fish clevis 5, at this moment, grasp and push away tooth handle 12, make to push away tooth handle 12 and push away tooth 14 along continuous straight runs and move reciprocatingly, push away tooth 14 and drive 16 rotations of side gear, side gear 16 drives sliding key gear 15 rotations, sliding key gear 15 drives worm screw 6 rotations, worm screw 6 drives fish clevis 5 around the rotation of five velamens bundle line by the eccentric rod of front end, simultaneously, worm screw 6 is under the worm screw bayonet lock 10 with its middle part threads engaged acts on, make worm screw 6 motion backward vertically when rotating, so just, will cut the long bundle line of head and tightly be wrapped in, be the shape that lurches owing to push away the teeth of tooth 14 by on the bundle line, thus hold with a firm grip at every turn push away tooth handle 12 after, pushing away tooth handle 12 resets under the effect that pushes away tooth handle spring 13, push away tooth 14 and can not drive side gear 16, generally need hold continuously and push away the tooth handle 12 3 to four times, just line can have been twined toward back rotation.Wait to have twined after the line, rotate movable clamp arm bayonet lock 7 once more, make duckbilled 1 from duckbilled 2 separation down, unload the end of a thread that twines, press worm screw bayonet lock knob 8, make worm screw bayonet lock 10 bottom thread and worm screw 6 middle part thread separation, worm screw 6 sets back under the effect of worm screw back-moving spring 17, so that wiring once more.

Claims (1)

1, a kind of electrical wire connector, comprise a housing (23), it is characterized in that: peg graft respectively and be fastened with movable clamp arm (3) and fixing clamp arm (4) in the upper front end of housing (23), be provided with duckbilled (1) at movable clamp arm (3) front end, duckbilled (2) under fixedly clamp arm (4) front end is provided with, last duckbilled (1) and following duckbilled (2) position correspondence, on housing (23), be positioned at movable clamp arm (3) top and be provided with movable clamp arm bayonet lock axle (24), on movable clamp arm bayonet lock axle (24), be provided with movable clamp arm bayonet lock (7), in housing (23), be positioned at movable clamp arm (3) and fixedly between the clamp arm (4) position be provided with worm screw axle sleeve (21), in worm screw axle sleeve (21), be installed with worm screw (6), the middle part of worm screw (6) is provided with screw thread, tail end is provided with spline, on worm screw (6), be positioned at worm shaft cover (21) front end and be provided with eccentric rod, be provided with fish clevis (5) at the eccentric rod front end, in fish clevis (5), be provided with the spring leaf (25) of two symmetry shapes, on worm screw (6), be set with worm screw back-moving spring (17), said worm screw back-moving spring (17) is positioned at worm screw axle sleeve (21), screw thread place, corresponding worm screw (6) middle part is provided with worm screw bayonet lock knob axle sleeve (22) at housing (23) top, in worm screw bayonet lock knob axle sleeve (22), be provided with worm screw bayonet lock knob (8), between worm screw bayonet lock knob (8) and worm screw bayonet lock knob axle sleeve (22), be provided with the worm screw bayonet lock by torsion spring (9), screw thread place, corresponding worm screw (6) middle part is provided with two worm screw bayonet locks (10) in housing (23), bottom worm screw bayonet lock (10), be provided with screw thread with worm screw (6) middle part threads engaged, longitudinally be provided with a groove at worm screw bayonet lock (10) middle part, worm screw bayonet lock (10) upper end links to each other with housing (23) sidewall by screw, corresponding worm screw bayonet lock (10) bottom thread position is respectively equipped with worm screw bayonet lock spring base (11) on two sidewalls of housing (23), on worm screw bayonet lock spring base (11), be respectively equipped with worm screw bayonet lock spring (18), in housing (23), be positioned at worm screw (6) tail end spline lower end and be provided with sliding key gear seat (20), on sliding key gear seat (20), be provided with the sliding key gear (15) that is meshed with worm screw (6) tail end spline, in housing (23), be positioned at sliding key gear seat (20) the place ahead and be provided with side gear seat (19), on side gear seat (19), be provided with the side gear (16) that is meshed with sliding key gear (15), be provided with in housing (23) front end bottom and push away tooth handle (12), be connected with by screw and push away tooth (14) pushing away tooth handle (12) top, the said teeth that push away tooth (14) are the shape that lurches, said tooth (14) and side gear (16) bottom that pushes away is meshed, and pushes away tooth handle spring (13) pushing away to be provided with between tooth handle (12) and the housing (23).

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