CN204947120U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN204947120U CN204947120U CN201520512007.1U CN201520512007U CN204947120U CN 204947120 U CN204947120 U CN 204947120U CN 201520512007 U CN201520512007 U CN 201520512007U CN 204947120 U CN204947120 U CN 204947120U
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- power cable
- electric connector
- metallic conductor
- crimp body
- sleeve
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Abstract
The utility model discloses a kind of electric connector, comprises metallic conductor, the first crimp body and the second crimp body.First crimp body is crimped on the conductor of the first power cable, for the first power cable is electrically connected to metallic conductor.Second crimp body is crimped on the conductor of the second power cable, for the second power cable is electrically connected to metallic conductor.Electric connector also comprises the first abutment sleeve and the second abutment sleeve.First abutment sleeve is sleeved in described first crimp body, and is arranged in first chamber of one end of metallic conductor, for making the first crimp body medially and straight being positioned in the first chamber of metallic conductor.Second abutment sleeve is sleeved in the second crimp body, and is arranged in the second chamber of the other end of metallic conductor, for making the second crimp body medially and straight being positioned in the second chamber of metallic conductor.Therefore, by the first and second crimp body medially and straight be positioned in metallic conductor, the installation of the first and second crimp body can be convenient to.
Description
Technical field
The utility model relates to a kind of electric connector, particularly relates to a kind of electric connector for being electrically connected the first power cable and the second power cable.
Background technology
In the prior art, in some occasions, need to use the separable electrical connector connecting the power cable that rated voltage is 27.5kV.Such as, on power vehicle, high ferro or subway, owing to needing to transmit high voltage between pantograph and transformer, therefore, just need to adopt this electric connector to the power cable of the power cable and transformer that connect the pantograph on power vehicle, high ferro or subway.
Usually, this electric connector comprises a metallic conductor, the first crimp body and the second crimp body.First crimp body (or being called the first electrical connector) is crimped on the conductor of the first power cable, for the first power cable is electrically connected to metallic conductor.Second crimp body (or being called the second electrical connector) is crimped on the conductor of the second power cable, for the second power cable is electrically connected to metallic conductor.In order to reduce manufacturing cost, metallic conductor generally adopts softer aluminium to make.This causes the first crimp body and the second crimp body are difficult to medially and are positioned in the container cavity at the two ends of metallic conductor straightly.Therefore, the installation difficulty of the first crimp body and the second crimp body is added.
In addition, for this electric connector for connecting high voltage power cable, strict requirement is had to its ground connection performance and anti-seismic performance.In the prior art, in order to make outer surface and the metal shell reliable ground of the main insulation body of electric connector, design conventional is at present spray attachment one deck semi-conductive adhesive on the outer surface of the main insulation body of electric connector.But the bonding force between semiconductive glue-line and main insulation body is inadequate, easily ftractures, affects properties of product.
Utility model content
The purpose of this utility model is intended at least one aspect solving the above-mentioned problems in the prior art and defect.
An object of the present utility model is to provide a kind of electric connector being convenient to install.
According to an aspect of the present utility model, provide a kind of electric connector, for being electrically connected the first power cable and the second power cable, described electric connector comprises: metallic conductor; First crimp body, is suitable for being crimped on the conductor of described first power cable, for described first power cable is electrically connected to described metallic conductor; With the second crimp body, be suitable for being crimped on the conductor of described second power cable, for described second power cable is electrically connected to described metallic conductor.Described electric connector also comprises: the first abutment sleeve, is sleeved in described first crimp body, and is arranged in first chamber of one end of described metallic conductor, for making described first crimp body medially and straight being positioned in the first chamber of described metallic conductor; With the second abutment sleeve, be sleeved in described second crimp body, and be arranged in the second chamber of the other end of described metallic conductor, for making described second crimp body medially and straight being positioned in the second chamber of described metallic conductor.
According to the embodiment of an exemplary of the present utility model, described electric connector also comprises: main insulation body, is wrapped on described metallic conductor; And metal shell, described main insulation body and described metallic conductor are contained in described metal shell.
According to the embodiment of another exemplary of the present utility model, the outer surface of described main insulation body is provided with elasticity semiconductive O type circle, between the outer surface that described elasticity semiconductive O type circle is compressed in described main insulation body and the inner surface of described metal shell.
According to the embodiment of an exemplary of the present utility model, described main insulation body is coated with one deck semiconductive glue-line.
According to the embodiment of an exemplary of the present utility model, the outer surface of described first crimp body is provided with the first elastic conduction terminal, described first elastic conduction terminal is compressed between the internal face in the outer surface of described first crimp body and the first chamber of described metallic conductor, for being electrically connected described first crimp body and described metallic conductor; And on the outer surface of described second crimp body, be provided with the second elastic conduction terminal, described second elastic conduction terminal is compressed between the internal face in the outer surface of described second crimp body and the second chamber of described metallic conductor, for being electrically connected described second crimp body and described metallic conductor.
According to the embodiment of another exemplary of the present utility model, described first abutment sleeve and described second abutment sleeve are connected in described first crimp body and described second crimp body in the mode be threaded respectively.
According to the embodiment of another exemplary of the present utility model, described electric connector also comprises: the first stress cone, is sleeved on one end of the strip off of described first power cable, for preventing from occurring that on one end of the strip off of described first power cable electric field is concentrated; With the second stress cone, be sleeved on one end of the strip off of described second power cable, for preventing from occurring that on one end of the strip off of described second power cable electric field is concentrated.
According to the embodiment of another exemplary of the present utility model, described electric connector also comprises: the first fixture, for being fixed on by described first stress cone in first container cavity of one end of described main insulation body; With the second fixture, for described second stress cone being fixed in the second container cavity of the other end of described main insulation body.
According to the embodiment of another exemplary of the present utility model, described first fixture comprises: the first ring flange, is fixed on the end face of one end of described main insulation body; First receiving sleeve, is fixed on described first ring flange; First pushing tow sleeve, its one end is resisted against on the step wall of described first stress cone, and the other end stretches in described first receiving sleeve; With the first spring, to be contained in described first accommodation tube and to be sleeved on described first pushing tow sleeve, wherein, between the outer step wall that described first spring is compressed in described first pushing tow sleeve and the interior step wall of described first receiving sleeve, for described first stress cone being pressed against in the first container cavity of described main insulation body by described first pushing tow sleeve.Described second fixture comprises: the second ring flange, is fixed on the end face of the other end of described main insulation body; Second receiving sleeve, is fixed on described second ring flange; Second pushing tow sleeve, its one end is resisted against on the step wall of described second stress cone, and the other end stretches in described second receiving sleeve; With the second spring, to be contained in described second accommodation tube and to be sleeved on described second pushing tow sleeve, wherein, between the outer step wall that described second spring is compressed in described second pushing tow sleeve and the interior step wall of described second receiving sleeve, for described second stress cone being pressed against in the second container cavity of described main insulation body by described second pushing tow sleeve.
According to the embodiment of another exemplary of the present utility model, described metal shell comprises: main housing part; First end cap, is arranged on the first port of main housing part hermetically; With the second end cap, be arranged on hermetically on the second port of main housing part.
According to the embodiment of another exemplary of the present utility model, described first power cable is through the outer end wall of described first end cap, and between described first power cable and described first end cap, being provided with first seal washer, coordinating interface for sealing between described first power cable with described first end cap; And described second power cable is through the outer end wall of described second end cap, and between described second power cable and described second end cap, being provided with second seal washer, coordinating interface for sealing between described second power cable with described second end cap.
According to the embodiment of another exemplary of the present utility model, described first seal washer is fixed between described first power cable and described first end cap by the first briquetting be arranged in the outer end wall of described first end cap; And described second seal washer is fixed between described second power cable and described second end cap by the second briquetting be arranged in the outer end wall of described second end cap.
According in foregoing individual embodiments of the present utility model, by the first abutment sleeve and the second abutment sleeve, can by the first crimp body and the second crimp body respectively medially and straight be positioned at metallic conductor the first chamber and the second chamber in, thus be convenient to the installation of the first crimp body and the second crimp body.
In addition, in embodiments more of the present utility model, the outer surface of the main insulation body of electric connector is provided with elasticity semiconductive O type circle, this elasticity semiconductive O type circle is by between the outer surface that is closely squeezed in main insulation body and the inner surface of metal shell, thus make main insulation body reliable ground, improve the ground connection performance of electric connector.In addition, elasticity semiconductive O type circle can play the effect of bumper and absorbing shock, improves the anti-seismic performance of electric connector.
By the description hereinafter done the utility model with reference to accompanying drawing, other object of the present utility model and advantage will be apparent, and can help there is comprehensive understanding to the utility model.
Accompanying drawing explanation
Fig. 1 display is according to the cutaway view of the electric connector of the embodiment of an exemplary of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model execution mode is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
In addition, in the following detailed description, for ease of explaining, many concrete details have been set forth to provide the complete understanding to this disclosure embodiment.But significantly, one or more embodiment also can be implemented when not having these details.In other cases, known construction and device diagrammatically embodies to simplify accompanying drawing.
According to general technical design of the present utility model, provide a kind of electric connector, for being electrically connected the first power cable and the second power cable, described electric connector comprises: metallic conductor; First crimp body, is suitable for being crimped on the conductor of described first power cable, for described first power cable is electrically connected to described metallic conductor; With the second crimp body, be suitable for being crimped on the conductor of described second power cable, for described second power cable is electrically connected to described metallic conductor.Described electric connector also comprises: the first abutment sleeve, is sleeved in described first crimp body, and is arranged in first chamber of one end of described metallic conductor, for making described first crimp body medially and straight being positioned in the first chamber of described metallic conductor; With the second abutment sleeve, be sleeved in described second crimp body, and be arranged in the second chamber of the other end of described metallic conductor, for making described second crimp body medially and straight being positioned in the second chamber of described metallic conductor.
Fig. 1 display is according to the cutaway view of the electric connector of the embodiment of an exemplary of the present utility model.
According to the embodiment of an exemplary of the present utility model, disclose a kind of electric connector.As shown in Figure 1, this electric connector is for being electrically connected the first power cable 10 and the second power cable 20.This electric connector mainly comprises metallic conductor 100, main insulation body 200 and metal shell 300.
As shown in Figure 1, in the illustrated embodiment in which, the two ends of metallic conductor 100 are electrically connected with the first power cable 10 and the second power cable 20 respectively.Main insulation body 200 is wrapped in the outside of metallic conductor 100.Main insulation body 200 and metallic conductor 100 are contained in metal shell 300.
In the embodiment of an exemplary of the present utility model, metallic conductor 100 can be aluminium conductor, and metal shell 300 can be iron shell, like this, can reduce the cost of electric connector.
As shown in Figure 1, in an embodiment of the present utility model, the outer surface of main insulation body 200 is provided with elasticity semiconductive O type circle 400.This elasticity semiconductive O type circle 400 is sleeved on the outer surface of main insulation body 200, and this elasticity semiconductive O type circle 400 is closely squeezed between the outer surface of main insulation body 200 and the inner surface of metal shell 300.
As shown in Figure 1, in the illustrated embodiment in which, main insulation body 200 is coated with one deck semiconductive glue-line.
As shown in Figure 1, in the illustrated embodiment in which, electric connector also comprises the first crimp body 13 and the second crimp body 23.First crimp body 13 is crimped on the conductor 11 of the first power cable 10, and is arranged in first chamber 110 of one end of metallic conductor 100.Second crimp body 23 is crimped on the conductor 21 of the second power cable 20, and is arranged in the second chamber 120 of the other end of metallic conductor 100.
As shown in Figure 1, in the illustrated embodiment in which, the outer surface of the first crimp body 13 is provided with the first elastic conduction terminal 19, first elastic conduction terminal 19 is compressed between the internal face in the outer surface of the first crimp body 13 and the first chamber 110 of metallic conductor 100, for being electrically connected the first crimp body 13 and metallic conductor 100.The outer surface of the second crimp body 23 is provided with the second elastic conduction terminal 29, second elastic conduction terminal 29 is compressed between the internal face in the outer surface of the second crimp body 23 and the second chamber 120 of metallic conductor 100, for being electrically connected the second crimp body 23 and metallic conductor 100.
In the embodiment of an exemplary of the present utility model, in order to ensure electric conductivity, the first crimp body 13 and the second crimp body 23 can be made of copper.
As shown in Figure 1, in the illustrated embodiment in which, electric connector also comprises the first abutment sleeve 12 and the second abutment sleeve 22.First abutment sleeve 12 is sleeved in the first crimp body 13, and is arranged in the first chamber 110 of metallic conductor 100, for making the first crimp body 13 medially and straight being positioned in the first chamber 110 of metallic conductor 100.Second abutment sleeve 22 is sleeved in the second crimp body 23, and is arranged in the second chamber 120 of metallic conductor 100, for making the second crimp body 23 medially and straight being positioned in the second chamber 120 of metallic conductor 100.
As shown in Figure 1, in the illustrated embodiment in which, the first abutment sleeve 12 and the second abutment sleeve 22 are connected in the first crimp body 13 and the second crimp body 23 in the mode be threaded respectively.
As shown in Figure 1, in the illustrated embodiment in which, electric connector also comprises the first stress cone 14 and the second stress cone 24.First stress cone 14 is sleeved on one end of the strip off of the first power cable 10, for preventing from occurring that on one end of the strip off of the first power cable 10 electric field is concentrated.Second stress cone 24 is sleeved on one end of the strip off of the second power cable 20, for preventing from occurring that on one end of the strip off of the second power cable 20 electric field is concentrated.
As shown in Figure 1, in the illustrated embodiment in which, electric connector also comprises the first fixture 15,16,17,18 and second fixture 25,26,27,28.First fixture 15,16,17,18 is for being fixed on the first stress cone 14 in first container cavity 210 of one end of main insulation body 200.Second fixture 25,26,27,28 is for being fixed on the second stress cone 24 in the second container cavity 220 of the other end of main insulation body 200.
As shown in Figure 1, in the illustrated embodiment in which, the first fixture 15,16,17,18 comprises: the first ring flange 15, is fixed on the end face of one end of main insulation body 200; First receiving sleeve 16, is fixed on the first ring flange 15; First pushing tow sleeve 17, its one end is resisted against on the step wall of the first stress cone 14, and the other end stretches in the first receiving sleeve 16; With the first spring 18, to be contained in the first accommodation tube 16 and to be sleeved on the first pushing tow sleeve 17, wherein, first spring 18 is compressed between the outer step wall 17a of the first pushing tow sleeve 17 and interior step wall 16a of the first receiving sleeve 16, for being pressed against in the first container cavity of main insulation body 200 by the first stress cone 14 by the first pushing tow sleeve 17.
As shown in Figure 1, in the illustrated embodiment in which, the second fixture 25,26,27,28 comprises: the second ring flange 25, is fixed on the end face of the other end of main insulation body 200; Second receiving sleeve 26, is fixed on the second ring flange 25; Second pushing tow sleeve 27, its one end is resisted against on the step wall of the second stress cone 24, and the other end stretches in the second receiving sleeve 26; With the second spring 28, to be contained in the second accommodation tube 26 and to be sleeved on the second pushing tow sleeve 27, wherein, second spring 28 is compressed between the outer step wall 27a of the second pushing tow sleeve 27 and interior step wall 26a of the second receiving sleeve 26, for being pressed against in the second container cavity of main insulation body 200 by the second stress cone 24 by the second pushing tow sleeve 27.
As shown in Figure 1, in the illustrated embodiment in which, metal shell 300 comprises main housing part 330, first end cap 310 and the second end cap 320.First end cap 310 is arranged on the first port of main housing part 330 hermetically.Second end cap 320 is arranged on the second port of main housing part 330 hermetically.
As shown in Figure 1, in the illustrated embodiment in which, first power cable 10 is through the outer end wall 311 of the first end cap 310, and between the first power cable 10 and the first end cap 310, being provided with first seal washer 313, coordinating interface for sealing between the first power cable 10 with the first end cap 310.Second power cable 20 through the outer end wall 321 of the second end cap 320, and is provided with second seal washer 323 between the second power cable 20 and the second end cap 320, coordinates interface for sealing between the second power cable 20 with the second end cap 320.
As shown in Figure 1, in the illustrated embodiment in which, the first seal washer 313 is fixed between the first power cable 10 and the first end cap 310 by the first briquetting 312 be arranged in the outer end wall 311 of the first end cap 310.Second seal washer 323 is fixed between the second power cable 20 and the second end cap 320 by the second briquetting 322 be arranged in the outer end wall 321 of the second end cap 320.
It will be appreciated by those skilled in the art that, embodiment described above is all exemplary, and those skilled in the art can make improvements, when the conflict of the structure described in various embodiment in not recurring structure or principle, independent assortment can be carried out.
Although be illustrated the utility model by reference to the accompanying drawings, embodiment disclosed in accompanying drawing is intended to carry out exemplary illustration to the utility model preferred implementation, and can not be interpreted as one restriction of the present utility model.
Although some embodiments of this overall utility model design have been shown and explanation, those skilled in the art will appreciate that, when not deviating from principle and the spirit of this overall utility model design, can make a change these embodiments, scope of the present utility model is with claim and their equivalents.
It should be noted that word " comprises " and do not get rid of other element or step, word "a" or "an" is not got rid of multiple.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.
Claims (12)
1. an electric connector, for being electrically connected the first power cable (10) and the second power cable (20), described electric connector comprises:
Metallic conductor (100);
First crimp body (13), is suitable for being crimped on the conductor (11) of described first power cable (10), for described first power cable (10) is electrically connected to described metallic conductor (100); With
Second crimp body (23), is suitable for being crimped on the conductor (21) of described second power cable (20), for described second power cable (20) is electrically connected to described metallic conductor (100),
It is characterized in that:
Described electric connector also comprises:
First abutment sleeve (12), be sleeved on described first crimp body (13), and be arranged in first chamber (110) of one end of described metallic conductor (100), for making described first crimp body (13) medially and straight being positioned in first chamber (110) of described metallic conductor (100); With
Second abutment sleeve (22), be sleeved on described second crimp body (23), and be arranged in second chamber (120) of the other end of described metallic conductor (100), for making described second crimp body (23) medially and straight being positioned in second chamber (120) of described metallic conductor (100).
2. electric connector according to claim 1, is characterized in that, described electric connector also comprises:
Main insulation body (200), is wrapped on described metallic conductor (100); With
Metal shell (300), described main insulation body (200) and described metallic conductor (100) are contained in described metal shell (300).
3. electric connector according to claim 2, it is characterized in that: on the outer surface of described main insulation body (200), be provided with elasticity semiconductive O type circle (400), between the outer surface that described elasticity semiconductive O type circle (400) is compressed in described main insulation body (200) and the inner surface of described metal shell (300).
4. electric connector according to claim 3, is characterized in that: on described main insulation body (200), be coated with one deck semiconductive glue-line.
5. electric connector according to claim 1, is characterized in that:
The outer surface of described first crimp body (13) is provided with the first elastic conduction terminal (19), described first elastic conduction terminal (19) is compressed between the internal face in the outer surface of described first crimp body (13) and first chamber (110) of described metallic conductor (100), for being electrically connected described first crimp body (13) and described metallic conductor (100); And
The outer surface of described second crimp body (23) is provided with the second elastic conduction terminal (29), described second elastic conduction terminal (29) is compressed between the internal face in the outer surface of described second crimp body (23) and second chamber (120) of described metallic conductor (100), for being electrically connected described second crimp body (23) and described metallic conductor (100).
6. electric connector according to claim 2, is characterized in that:
Described first abutment sleeve (12) and described second abutment sleeve (22) are connected in described first crimp body (13) and described second crimp body (23) in the mode be threaded respectively.
7. electric connector according to claim 6, is characterized in that, described electric connector also comprises:
First stress cone (14), is sleeved on one end of the strip off of described first power cable (10), for preventing from occurring that on one end of the strip off of described first power cable (10) electric field is concentrated; With
Second stress cone (24), is sleeved on one end of the strip off of described second power cable (20), for preventing from occurring that on one end of the strip off of described second power cable (20) electric field is concentrated.
8. electric connector according to claim 7, is characterized in that, described electric connector also comprises:
First fixture (15,16,17,18), for being fixed in first container cavity (210) of one end of described main insulation body (200) by described first stress cone (14); With
Second fixture (25,26,27,28), for being fixed on described second stress cone (24) in second container cavity (220) of the other end of described main insulation body (200).
9. electric connector according to claim 8, is characterized in that:
Described first fixture (15,16,17,18) comprising:
First ring flange (15), is fixed on the end face of one end of described main insulation body (200);
First receiving sleeve (16), is fixed on described first ring flange (15);
First pushing tow sleeve (17), its one end is resisted against on the step wall of described first stress cone (14), and the other end stretches in described first receiving sleeve (16); With
First spring (18), to be contained in described first accommodation tube (16) and to be sleeved on described first pushing tow sleeve (17),
Wherein, between the outer step wall (17a) that described first spring (18) is compressed in described first pushing tow sleeve (17) and the interior step wall (16a) of described first receiving sleeve (16), for described first stress cone (14) being pressed against in the first container cavity of described main insulation body (200) by described first pushing tow sleeve (17)
Described second fixture (25,26,27,28) comprising:
Second ring flange (25), is fixed on the end face of the other end of described main insulation body (200);
Second receiving sleeve (26), is fixed on described second ring flange (25);
Second pushing tow sleeve (27), its one end is resisted against on the step wall of described second stress cone (24), and the other end stretches in described second receiving sleeve (26); With
Second spring (28), to be contained in described second accommodation tube (26) and to be sleeved on described second pushing tow sleeve (27),
Wherein, between the outer step wall (27a) that described second spring (28) is compressed in described second pushing tow sleeve (27) and the interior step wall (26a) of described second receiving sleeve (26), for described second stress cone (24) being pressed against in the second container cavity of described main insulation body (200) by described second pushing tow sleeve (27).
10. electric connector according to claim 9, is characterized in that, described metal shell (300) comprising:
Main housing part (330);
First end cap (310), is arranged on the first port of main housing part (330) hermetically; With
Second end cap (320), is arranged on the second port of main housing part (330) hermetically.
11. electric connectors according to claim 10, is characterized in that:
Described first power cable (10) is through the outer end wall (311) of described first end cap (310), and between described first power cable (10) and described first end cap (310), being provided with first seal washer (313), coordinating interface for sealing between described first power cable (10) with described first end cap (310); And
Described second power cable (20) is through the outer end wall (321) of described second end cap (320), and between described second power cable (20) and described second end cap (320), being provided with second seal washer (323), coordinating interface for sealing between described second power cable (20) with described second end cap (320).
12. electric connectors according to claim 11, is characterized in that:
Described first seal washer (313) is fixed between described first power cable (10) and described first end cap (310) by the first briquetting (312) be arranged in the outer end wall (311) of described first end cap (310); And
Described second seal washer (323) is fixed between described second power cable (20) and described second end cap (320) by the second briquetting (322) be arranged in the outer end wall (321) of described second end cap (320).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520512007.1U CN204947120U (en) | 2015-07-15 | 2015-07-15 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520512007.1U CN204947120U (en) | 2015-07-15 | 2015-07-15 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204947120U true CN204947120U (en) | 2016-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520512007.1U Active CN204947120U (en) | 2015-07-15 | 2015-07-15 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204947120U (en) |
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2015
- 2015-07-15 CN CN201520512007.1U patent/CN204947120U/en active Active
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