CN2862482Y

CN2862482Y - Terminal box

Info

Publication number: CN2862482Y
Application number: CN 200520147311
Authority: CN
Inventors: 徐学术; 郑家江
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2005-12-28
Filing date: 2005-12-28
Publication date: 2007-01-24
Anticipated expiration: 2015-12-28

Abstract

A junction box including a box body, at least a wire connecting terminal and a cover plate is disclosed. The cover plate and box body are fixedly connected; at least a through-groove is provided inside the box body; a wire connecting terminal is disposed in each through-groove; a portion of the wire connecting terminal is disposed in the through-groove, while another portion extends out of the cover plate; the portion of the wire connecting terminal disposed in the through-groove is fixedly connected to the inner wall of the through-groove. The structure of the junction box provided by the utility model not only has good reliability and simple technique, but also facilitates mass production.

Description

A kind of terminal box

Technical field

The utility model is about a kind of terminal box.

Background technology

At present, the stator winding lead-out wire of magneto with the method that adopts usually that is connected of external cable is: first, earlier with behind stator winding lead-out wire and the external cable bare wire overlap joint, put into copper pipe, connect copper pipe with the hydraulic tongs crimping, stator winding lead-out wire and external cable bare wire are fixedly connected in the copper pipe; The second, adopt the welding of silver solder and acetylene-oxygen, the connected mode that stator winding lead-out wire and external cable bare wire are welded together.

Because in using the hydraulic tongs process, the bad grasp of use dynamics of hydraulic tongs, dynamics is excessive, break the stator winding lead-out wire easily, if dynamics is not enough, press not tightly, on the one hand, the contact resistance of stator winding lead-out wire and external cable is increased, on the other hand, the joint of stator winding lead-out wire and external cable fractures easily or comes off, and adopts the method operation of welding, the degree of danger height, difficulty is big, and is consuming time, and in welding wiring process, the insulation rubber scaling loss of external cable is serious, and the soldering tip place of stator winding lead-out wire and external cable joint fractures easily.

The utility model content

The purpose of this utility model is to overcome existing motor stator winding lead-out wire and is connected with external cable, the joint fractures easily, and in welding wiring process, the insulation rubber scaling loss important disadvantages of external cable, provide a kind of motor stator winding lead-out wire to be connected with external cable, the joint is not easy to fracture, and the insulation rubber of external cable can not occur by a kind of terminal box of scaling loss.

A kind of terminal box that the utility model provides comprises box body, at least one binding post and cover plate, and cover plate is fixedlyed connected with box body; Have at least one groove in the box body, comprise a binding post in each groove, the part of binding post is arranged in groove, and another part stretches out cover plate, and the part that binding post is arranged in groove is fixedlyed connected with the groove inwall.

This structure of the terminal box that the utility model provides, good reliability not only, technology is simple, and realizes outputization easily.

Description of drawings

Fig. 1 is the perspective view of this practical terminal box;

Fig. 2 is the generalized section of the utility model terminal box;

Fig. 3 is the box body perspective view of the utility model terminal box;

Fig. 4 is the stereochemical structure exploded view of the utility model terminal box.

Embodiment

In the utility model, described fixedly connected can be well known to those skilled in the art various fixedly connected, connect or riveted joint etc. as welding, bonding, bolt.

Below in conjunction with accompanying drawing preferred implementation of the present utility model is elaborated.

As depicted in figs. 1 and 2, a kind of terminal box that the utility model provides comprises box body 1, at least one binding post 2 and cover plate 3, and cover plate 3 is fixedlyed connected with box body 1; Have at least one groove 5 in the box body 1, comprise a binding post 2 in each groove 5, the part of binding post 2 is arranged in groove 5, and another part stretches out cover plate 3, and the part that binding post 2 is arranged in groove 5 is fixedlyed connected with groove 5 inwalls.

According to concrete execution mode of the utility model, as shown in Figure 3, described box body 1 can be the box body of arbitrary shape, and as cuboid, square or cylinder etc., under the preferable case, box body 1 is a cuboid.Can have a plurality of grooves 5 that are arranged in parallel in the described box body 1, have bayonet socket 7 to the side end face, have next door 8 between groove 5 and the bayonet socket 7, can have the through hole 9 of fixedlying connected on the next door 8 with binding post 2 from the end face of a plurality of groove 5 notches.

On the notch place end face of a plurality of grooves 5 of described box body 1, can have a plurality of through holes 15, a plurality of through holes 15 are to be used for detachably fixedlying connected with cover plate 3.

Preferred embodiment as shown in Figure 4, described binding post 2 is a strip in the middle of being according to one of the utility model, and two is the cutting ferrule 11 of half opening formula; Described binding post 2 can also comprise two wiring fasteners 10, and an end of wiring fastener 10 is the cutting ferrule 11 of half opening formula, and the other end of wiring fastener 10 is a lath-shaped, the lath-shaped end of two wiring fasteners 10 binding post 2 that is composed of a fixed connection.Binding post 2 is to use the half opening formula cutting ferrule 11 at two to be connected with the external cable bare wire with the motor stator winding lead-out wire respectively.Binding post 2 is a metallic article, and under the preferable case, binding post 2 is a copper fitting.

Described binding post 2 can also comprise conducting strip 12, and as shown in Figure 4, conducting strip 12 can be an arbitrary shape, as rectangle, rhombus or ellipse etc.Conducting strip 12 is fixedly connected on the wiring fastener 10, and the effect of conducting strip 12 is the resistance that can reduce cutting ferrule 11 and external connection on the wiring fastener 10.Conducting strip 12 is a metallic article, and under the preferable case, conducting strip 12 is a copper fitting.

Described binding post 2 can also comprise connector 13, and connector 13 runs through through hole 9, wiring fastener 10 and conducting strip 12, and connector 13 is dismountable fixedlying connected with through hole 9, wiring fastener 10 and conducting strip 12.Connector 13 is a metallic article, and under the preferable case, connector 13 is a screw bolt and nut made of copper.

According to one of the utility model preferred embodiment, as shown in Figure 4, described cover plate 3 one sides cooperate with bayonet socket 7 on the box body 1, has notch 6 on described cover plate 3 end faces, have in the notch 6 every shoulder 14, binding post 2 every shoulder 14 is used for isolating a plurality of grooves 5 to prevent the wiring phase mutual interference between each binding post, can have connecting hole 16 on the side of shoulder 14.

Can also have a plurality of through holes 17 on the end face of described cover plate 3, box body 1 is fixedlyed connected with through hole 17 by through hole 15 with cover plate 3.

A kind of terminal box, this terminal box can also comprise tension disc 4, tension disc 4 cooperates with notch 6 on cover plate 3 end faces, tension disc 4 and mating surface end every shoulder 14 have the recess 18 with groove 5 equal numbers, through hole 19 is arranged on the side between the recess 18, and cover plate 3 is fixedlyed connected with through hole 19 by connecting hole 16 with tension disc 4.The effect of the recess 18 on the tension disc 4 is to be used to compress the external cable that is connected with cutting ferrule 11, to prevent the loosening and bending of external cable.

A kind of terminal box, this terminal box can also comprise insulation cushion 20, this insulation cushion 20 covers the bottom of box body 1, and fixedlys connected with the bottom of box body 1.Insulation cushion 20 effects are to make box body 1 and motor internal sealing and insulation, prevent that inner cooling water from spilling thus.Under the preferable case, insulation cushion 20 is a silicagel pad.

A kind of terminal box that the utility model provides, this terminal box is installed in motor rear end and covers, connect motor stator winding lead-out wire and external cable with binding post, external cable compresses with tension disc, prevents the loosening and bending of external cable, the box body bottom covers silicagel pad, to motor internal sealing and insulation, prevent that effectively inner cooling water from spilling thus, not only good reliability, technology is simple, and realizes outputization easily.

Claims

1, a kind of terminal box is characterized in that, this terminal box comprises box body (1), at least one binding post (2) and cover plate (3), and cover plate (3) is fixedlyed connected with box body (1); Has at least one groove (5) in the box body (1), comprise a binding post (2) in each groove (5), the part of binding post (2) is arranged in groove (5), and another part stretches out cover plate (3), and the part that binding post (2) is arranged in groove (5) is fixedlyed connected with groove (5) inwall.

2, terminal box according to claim 1, wherein, groove (5) is a plurality of, is arranged in parallel.

3, terminal box according to claim 1 and 2 wherein, has bayonet socket (7) from the end face of groove (5) notch to the side end face, has next door (8) between groove (5) and the bayonet socket (7).

4, terminal box according to claim 1, wherein, binding post (2) is a strip in the middle of being, two is the cutting ferrule (11) of half opening formula.

5, terminal box according to claim 1, wherein, binding post (2) comprises two wiring fasteners (10), and an end of wiring fastener (10) is the cutting ferrule (11) of half opening formula, the other end of wiring fastener (10) is a lath-shaped, and the lath-shaped end of two wiring fasteners (10) is fixedly connected.

6, according to claim 4 or 5 described terminal boxes, wherein, binding post (2) also comprises conducting strip (12), and conducting strip (12) is fixedly connected on binding post (2) or the wiring fastener (10).

7, according to the described terminal box of claim 6, wherein, binding post (2) also comprises connector (13), and connector (13) runs through binding post (2) or wiring fastener (10) and conducting strip (12), and connector (13) is dismountable fixedlying connected with wiring fastener (10) with conducting strip (12).

8, terminal box according to claim 1, wherein, cover plate (3) one sides cooperate with bayonet socket (7) on the box body (1), have notch (6) on cover plate (3) end face, have in the notch (6) every shoulder (14).

9, terminal box according to claim 1, wherein, this terminal box also comprises tension disc (4), and tension disc (4) cooperates with notch (6) on cover plate (3) end face, and tension disc (4) and mating surface end every shoulder (14) have the recess (18) with groove (5) equal number.

10, terminal box according to claim 1, wherein, this terminal box also comprises insulation cushion (20), this insulation cushion (20) covers the bottom of box body (1), and fixedlys connected with the bottom of box body (1).