CN102931499B - Electric connection assembly - Google Patents
Electric connection assembly Download PDFInfo
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- CN102931499B CN102931499B CN201110230041.6A CN201110230041A CN102931499B CN 102931499 B CN102931499 B CN 102931499B CN 201110230041 A CN201110230041 A CN 201110230041A CN 102931499 B CN102931499 B CN 102931499B
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- tubular bus
- outer catheter
- electrical connection
- connection module
- tubular
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Abstract
The invention discloses an electric connection assembly electrically connected with a tubular bus. The electric connection assembly comprises an outer guide pipe provided with a lining pipe, wherein at least one end of the outer guide pipe with the lining pipe is inserted into the tubular bus, and the tubular bus and the insertion end of the outer guide pipe are in pressure welding together on the outer peripheral surface of the tubular bus in a multipoint pressure-welding mode. Compared with the prior art, the electric connection assembly has the advantages of simple structure, less parts, easy manufacture, low cost, convenience for site installation and simpleness in operation. In addition, the tubular bus and the electric connection assembly are in pressure welding together in a hydraulic point pressure mode, so that the outer wall of the electric connection assembly is in tight contact with the inner wall of the tubular bus; and the contact surface is large in pressure and the reliability of electric connection is ensured.
Description
Technical field
The present invention relates to a kind of electrical connection module, particularly relating to a kind of jockey for being electrically connected with tubular bus, be particularly useful for being electrically connected with heavy in section tubular bus.
Background technology
In power plant, the multiple high pressure places such as distribution transforming power station, large-scale industrial and mineral field, need the tubular bus carrying power frequency heavy-current, this high pressure tubular bus has larger cross section.In the prior art, for the attended operation of this heavy in section high pressure tubular bus, general adopt following three kinds of traditional connected modes:
1) anchor ear connected mode
Anchor ear connected mode embraces tubular bus from outward, complicated in mechanical structure, and size is comparatively large, and out-of-shape, outside coated screen is insecure, and be not easy to do shielding, and dust-proof antirust anticollision equal difference, exists potential safety hazard.
2) cage walls connected mode is welded
Coated copper pipe/wrapping steel pipe and tubular bus welding, its quality affects by the individual skill of execute-in-place workman, and quality is restive.Solder terminal, once burn-on, is just difficult to dismounting, maintenance difficulty.Even if discovery weld defect, be also difficult to make up.And welding equipment and fixture carrying and operation all time-consumingly take manpower.After Long-Time Service, welding position is easily oxidized, especially uses steel to do auxiliary when holding material tightly, causes internal resistance value to increase, affect efficiency of transmission.
3) screw connected mode
Screw connected mode needs to punch on tubular bus at the scene, need install alignment pin, troublesome poeration, waste time and energy.
In view of the above-mentioned technical problem existed in prior art, need to design a kind of easy to operate, quick and with low cost jockey be electrically connected with tubular bus.
Summary of the invention
Object of the present invention is intended at least one aspect solving the above-mentioned problems in the prior art and defect.
According to an aspect of the present invention, a kind of electrical connection module is provided, comprises: tubular bus; With the outer catheter with internal lining pipe.At least one end wherein with the outer catheter of internal lining pipe is plugged in tubular bus, and described tubular bus is a little crimped together by multiple crimping the on the outer peripheral face of tubular bus mutually with between outer catheter.
According to the embodiment of an example of the present invention, described outer catheter has and to be inserted in the first tubular bus and the first end be crimped together with it and being inserted in the second tubular bus and the second end be crimped together with it, thus makes together with the first tubular bus is electrically connected to each other with the second tubular bus.
According to the embodiment of another exemplary of the present invention, described outer catheter also has the cylindrical boss between first end and the second end, and described cylindrical boss is for locating the end to be connected of described first tubular bus and the second tubular bus.
According to the embodiment of another exemplary of the present invention, the external diameter of described cylindrical boss is substantially equal to the external diameter of described first and second tubular bus.
According to the embodiment of another exemplary of the present invention, the first end of described outer catheter and the external diameter of the second end are substantially equal to or are slightly smaller than the internal diameter of described first and second tubular bus respectively.
According to the embodiment of another exemplary of the present invention, also comprise: the external conductor of non-tubular bus type, described outer catheter has the cylindrical first end being inserted into and being also crimped together with it in a tubular bus; And described outer catheter has relative with first end tabular second end, and described tabular second end is electrically connected with the external conductor of described non-tubular bus type, thus make together with described tubular bus is electrically connected to each other with the external conductor of described non-tubular bus type.
According to the embodiment of another exemplary of the present invention, described outer catheter also has cylindrical boss, and described cylindrical boss is for locating the end of described tubular bus.
According to the embodiment of another exemplary of the present invention, the external diameter of described cylindrical boss is substantially equal to the external diameter of described tubular bus.
According to the embodiment of another exemplary of the present invention, the external diameter of the first end of described outer catheter is substantially equal to or is slightly smaller than the internal diameter of described tubular bus.
According to the embodiment of another exemplary of the present invention, described internal lining pipe is contained in described outer catheter in an interference fit.
According to the embodiment of another exemplary of the present invention, the hardness of described internal lining pipe is greater than the hardness of described outer catheter.
According to the embodiment of another exemplary of the present invention, adopt hydraulic pressure point pressing tongs on the outer peripheral face of tubular bus, perform multiple spot crimping.
According to the embodiment of another exemplary of the present invention, described multiple crimping point is in the distribution of uniform intervals circumferentially and/or on axial direction of tubular bus.
Compared with prior art, the present invention at least has as next advantage:
(1) structure is simple, part is few, easy manufacture, with low cost;
(2) in-site installation is convenient, simple to operate;
(3) tubular bus and electrical connection module are crimped together by the mode pressed by hydraulic pressure, reach electrical connection module outer wall and tubular bus inwall close contact, and pressure of contact surface is large, ensure the reliability of electrical connection;
(4) due to the external diameter of the spacing preiection part of electrical connection module and the external diameter of tubular bus roughly equal, therefore, Electric Field Distribution is even, is beneficial to the insulation recovery of tubular bus.
Accompanying drawing explanation
Fig. 1 display is according to the longitudinal profile schematic diagram of the electrical connection module of the embodiment of the first exemplary of the present invention;
Longitudinal profile schematic diagram when Fig. 2 display connects together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus;
Longitudinal profile schematic diagram when Fig. 3 display is crimped together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus;
Cross section view when Fig. 4 display is crimped together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus;
Schematic perspective view when Fig. 5 display is crimped together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus;
Fig. 6 display is according to the longitudinal profile schematic diagram of the electrical connection module of the embodiment of the second exemplary of the present invention;
Longitudinal profile schematic diagram when Fig. 7 display is crimped together according to the electrical connection module of the embodiment of the second exemplary of the present invention and a tubular bus;
Cross section view when Fig. 8 display is crimped together according to the electrical connection module of the embodiment of the second exemplary of the present invention and a tubular bus; With
Fig. 9 display is according to the schematic perspective view of the electrical connection module of the embodiment of the second exemplary of the present invention.
Embodiment
Be described below in detail the embodiment of exemplary of the present invention, the example of embodiment is shown in the drawings, and wherein same or analogous label represents same or analogous element.Below with reference to the accompanying drawings the embodiment described is exemplary, is intended to explain the present invention, and can not be interpreted as limitation of the present invention.
[the first embodiment]
Fig. 1 display is according to the longitudinal profile schematic diagram of the electrical connection module of the embodiment of the first exemplary of the present invention.
As shown in Figure 1, in the present invention, electrical connection module mainly comprises tubular bus 10,20, outer catheter 30 and the internal lining pipe 40 be contained in the inner chamber of outer catheter 30.In order to conduct electricity, outer catheter 30 and internal lining pipe 40 are made by electric conducting material.
In the embodiment of an example of the present invention, the hardness of internal lining pipe 40 is much larger than the hardness of outer catheter 30.Like this, internal lining pipe 40 just can provide enough support strengths for outer catheter 30, prevents outer catheter 30 under the effect of outside crimp force (will be described after a while), excessive deformation or damage occurring.
In addition, in the embodiment of an example of the present invention, internal lining pipe 40 can be contained in outer catheter 30 in an interference fit.
In the embodiment of the exemplary shown in Fig. 1, outer catheter 30 has columniform first end 30a, columniform second end 30b, and the columniform lug boss 30c between first end 30a and the second end 30b.
Longitudinal profile schematic diagram when Fig. 2 display connects together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus.
As shown in Figure 2, the first end 30a of outer catheter 30 is inserted in the first tubular bus 10, and the second end 30b of outer catheter 30 is inserted in the second tubular bus 20.The end of the first tubular bus 10 is by location, one end of columniform lug boss 30c and spacing, and the end of the second tubular bus 20 is located by the other end of columniform lug boss 30c and spacing.
Please continue see Fig. 2, in the embodiment of an example of the present invention, the external diameter of cylindrical boss 30c is substantially equal to the external diameter of the first and second tubular bus 10,20.Owing to having this architectural feature, therefore, Electric Field Distribution is even, is beneficial to the insulation recovery of tubular bus.
In the embodiment of an example of the present invention, the first end 30a of outer catheter 30 and the external diameter of the second end 30b are substantially equal to or are slightly smaller than the internal diameter of the first and second tubular bus 10,20 respectively.Like this, the first end 30a of outer catheter 30 and the second end 30b can be easily inserted in the first and second tubular bus 10,20, is convenient to execute-in-place.
Longitudinal profile schematic diagram when Fig. 3 display is crimped together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus.Cross section view when Fig. 4 display is crimped together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus.Schematic perspective view when being crimped together according to the electrical connection module of the embodiment of the first exemplary of the present invention and the first and second tubular bus with Fig. 5 display.
As shown in Figures 3 to 5, first tubular bus 10 is crimped together with the first end 30a of outer catheter 30 by the mode that the outer peripheral face of the first tubular bus 10 crimps with multiple spot 50a, thus make the outer wall of the first end 30a of outer catheter 30 and the inwall close contact of the first tubular bus 10 and joint, and pressure of contact surface is large, ensure the reliability of electrical connection.
Similarly, as shown in Figures 3 to 5, second tubular bus 20 is crimped together with the second end 30b of outer catheter 30 by the mode that the outer peripheral face of the second tubular bus 20 crimps with multiple spot 50b, thus make the outer wall of the second end 30b of outer catheter 30 and the inwall close contact of the second tubular bus 20 and joint, and pressure of contact surface is large, ensure the reliability of electrical connection.
Like this, together with the first tubular bus 10 and the second tubular bus 20 are just electrically connected to each other by electrical connection module.
As shown in Figure 3, multiple crimping point 50a or 50b is scattered in 3 groups at the upper uniform intervals of the axial direction (longitudinal direction) of the first or second tubular bus 10 or 20.Note that the present invention is not limited to this, multiple crimping point 50a or 50b can be scattered in 2 groups, 4 groups or more groups at the upper uniform intervals of the axial direction (longitudinal direction) of the first or second tubular bus 10 or 20.
As shown in Figure 4, multiple crimping point 50a or 50b is circumferentially uniformly distributed into 4 groups with the interval of 90 degree at the first or second tubular bus 10 or 20.Note that the present invention is not limited to this, multiple crimping point 50a or 50b circumferentially can be uniformly distributed into 12 groups or 6 groups with the interval of 30 degree or 60 degree at the first or second tubular bus 10 or 20.
Although not shown, in the embodiment of an example of the present invention, adopt hydraulic pressure point pressing tongs on the outer peripheral face of tubular bus 10,20, perform multiple spot crimping.
[the second embodiment]
Fig. 6 display is according to the longitudinal profile schematic diagram of the electrical connection module of the embodiment of the second exemplary of the present invention.Longitudinal profile schematic diagram when Fig. 7 display connects together according to the electrical connection module of the embodiment of the second exemplary of the present invention and a tubular bus.
As shown in Figure 6, the electrical connection module of the second embodiment mainly comprises tubular bus 100, outer catheter 300 and the internal lining pipe 400 be contained in the inner chamber of outer catheter 300.In order to conduct electricity, outer catheter 300 and internal lining pipe 400 are made by electric conducting material.
In the embodiment of an example of the present invention, the hardness of internal lining pipe 400 is much larger than the hardness of outer catheter 300.Like this, internal lining pipe 400 just can provide enough support strengths for outer catheter 300, prevents outer catheter 300 under the effect of outside crimp force (will be described after a while), excessive deformation or damage occurring.
In addition, in the embodiment of an example of the present invention, internal lining pipe 400 can be contained in outer catheter 300 in an interference fit.
In the embodiment of the exemplary shown in Fig. 6, outer catheter 300 has columniform first end 300a and the tabular second end 300b relative with first end 300a.Columniform first end 300a is also formed with cylindrical protrusions 300c.
As shown in Figure 7, the first end 300a of outer catheter 300 is inserted in tubular bus 100.The end of tubular bus 100 is located by the cylindrical protrusions 300c of outer catheter 300 and spacing.
Please continue see Fig. 7, in the embodiment of an example of the present invention, the external diameter of cylindrical boss 300c is substantially equal to the external diameter of tubular bus 100.Owing to having this architectural feature, therefore, Electric Field Distribution is even, is beneficial to the insulation recovery of tubular bus.
In the embodiment of an example of the present invention, the external diameter of the first end 300a of outer catheter 300 is substantially equal to or is slightly smaller than the internal diameter of tubular bus 100.Like this, the first end 300a of outer catheter 300 can be easily inserted in tubular bus 100, is convenient to execute-in-place.
Cross section view when Fig. 8 display is crimped together according to the electrical connection module of the embodiment of the second exemplary of the present invention and tubular bus.With Fig. 9 display according to the schematic perspective view of the electrical connection module of the embodiment of the second exemplary of the present invention.
As shown in Figure 7 to 9, the first end 300a of tubular bus 100 with outer catheter 300 is crimped together by the mode that the outer peripheral face of tubular bus 100 crimps with multiple spot 500a, thus make the outer wall of the first end 300a of outer catheter 300 and the inwall close contact of tubular bus 100 and joint, and pressure of contact surface is large, ensure the reliability of electrical connection.
Although not shown, the tabular second end 300b of outer catheter 300 is electrically connected with the external conductor of a non-tubular bus type (not shown), thus makes together with tubular bus 100 and non-tubular bus be electrically connected to each other by electrical connection module.
In the embodiment of an example of the present invention, refer to Fig. 6, tabular second end 300b is formed the multiple bolt hole 300d for inserting connecting bolt, and such tabular second end 300b just can adopt bolt to be electrically connected with the external conductor of aforesaid non-tubular bus type.
As shown in Figure 7, multiple crimping point 500a is scattered in 3 groups at the upper uniform intervals of the axial direction (longitudinal direction) of tubular bus 100.Note that the present invention is not limited to this, multiple crimping point 500a can be scattered in 2 groups, 4 groups or more groups at the upper uniform intervals of the axial direction of tubular bus 100 (longitudinal direction).
As shown in Figure 8, multiple crimping point 500a is circumferentially uniformly distributed into 4 groups with the interval of 90 degree at tubular bus 100.Note that the present invention is not limited to this, multiple crimping point 500a circumferentially can be uniformly distributed into 12 groups or 6 groups with the interval of 30 degree or 60 degree at tubular bus 100.
Although not shown, in the embodiment of an example of the present invention, adopt hydraulic pressure point pressing tongs on the outer peripheral face of tubular bus 100, perform multiple spot crimping.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can change these embodiments without departing from the principles and spirit of the present invention.The scope of application of the present invention is by claims and equivalents thereof.
Claims (13)
1. an electrical connection module, is characterized in that, described electrical connection module comprises:
Tubular bus (10,20); With
There is the outer catheter (30) of internal lining pipe (40),
At least one end (30a, 30b) wherein with the outer catheter (30) of internal lining pipe (40) is plugged in tubular bus (10,20), described tubular bus (10,20) is crimped together by the multiple points (50a, 50b) that crimp on the outer peripheral face of tubular bus (10,20) mutually with between outer catheter (30)
Wherein, described internal lining pipe (40) and described outer catheter (30) are made by electric conducting material, and described internal lining pipe (40) supports described outer catheter (30).
2. electrical connection module according to claim 1, is characterized in that,
Described electrical connection module comprises two described tubular bus (10,20), and described two tubular bus (10,20) are hereinafter referred to as the first tubular bus (10) and the second tubular bus (20),
Described outer catheter (30) has first end (30a) and second end (30b) relative with first end (30a),
The first end (30a) of described outer catheter (30) is inserted in the first tubular bus (10) and is also crimped together with it, second end (30b) of described outer catheter (30) is inserted in the second tubular bus (20) and is also crimped together with it, thus the first tubular bus (10) and the second tubular bus (20) are electrically connected to each other together.
3. electrical connection module according to claim 2, is characterized in that,
Described outer catheter (30) also has the cylindrical boss (30c) be positioned between first end (30a) and the second end (30b), and described cylindrical boss (30c) is for locating the end to be connected of described first tubular bus (10) and the second tubular bus (20).
4. electrical connection module according to claim 3, is characterized in that,
The external diameter of described cylindrical boss (30c) is substantially equal to the external diameter of described first tubular bus (10) or described second tubular bus (20).
5. electrical connection module according to claim 4, is characterized in that,
The first end (30a) of described outer catheter (30) and the external diameter of the second end (30b) are substantially equal to or are slightly smaller than the internal diameter of described first tubular bus (10) and described second tubular bus (20) respectively.
6. electrical connection module according to claim 1, is characterized in that, also comprises:
The external conductor of non-tubular bus type,
Described outer catheter (300) has first end (300a) and second end (300b) relative with first end (300a), the first end (300a) of described outer catheter (300) is cylindrical, second end (300b) of described outer catheter (300) is in tabular
The first end (300a) of described outer catheter (300) is inserted in a described tubular bus and is also crimped together with it; And
Second end (300b) of described outer catheter (300) is electrically connected with the external conductor of described non-tubular bus type, thus makes together with described tubular bus is electrically connected to each other with the external conductor of described non-tubular bus type.
7. electrical connection module according to claim 6, it is characterized in that, described outer catheter (300) also has cylindrical boss (300c), and described cylindrical boss (300c) is for locating the end of described tubular bus.
8. electrical connection module according to claim 7, is characterized in that,
The external diameter of described cylindrical boss (300c) is substantially equal to the external diameter of described tubular bus.
9. electrical connection module according to claim 8, is characterized in that,
The external diameter of the cylindrical first end (300a) of described outer catheter (300) is substantially equal to or is slightly smaller than the internal diameter of described tubular bus.
10. electrical connection module according to claim 1, is characterized in that, described internal lining pipe (40) is contained in described outer catheter (30) in an interference fit.
11. electrical connection modules according to claim 1, is characterized in that, the hardness of described internal lining pipe (40) is greater than the hardness of described outer catheter (30).
12. electrical connection modules according to claim 1, is characterized in that, adopt hydraulic pressure point pressing tongs on the outer peripheral face of tubular bus (10,20), perform multiple spot crimping.
13. electrical connection modules according to claim 1, is characterized in that,
Described multiple crimping point (50a, 50b) is in the distribution of uniform intervals circumferentially and/or on axial direction of tubular bus (10,20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110230041.6A CN102931499B (en) | 2011-08-11 | 2011-08-11 | Electric connection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110230041.6A CN102931499B (en) | 2011-08-11 | 2011-08-11 | Electric connection assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102931499A CN102931499A (en) | 2013-02-13 |
| CN102931499B true CN102931499B (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110230041.6A Active CN102931499B (en) | 2011-08-11 | 2011-08-11 | Electric connection assembly |
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| CN (1) | CN102931499B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532073A (en) * | 2013-09-30 | 2014-01-22 | 国家电网公司 | Aluminum tube splicing fitting |
| CN105591215A (en) * | 2014-10-20 | 2016-05-18 | 向荣集团有限公司 | Intermediate connector for tubular busbar |
| CN106356801A (en) * | 2016-10-28 | 2017-01-25 | 成都盛帮双核科技有限公司 | Connecting sleeve |
| JP2018181530A (en) * | 2017-04-07 | 2018-11-15 | 住友電装株式会社 | Conductive member |
| CN114430127A (en) * | 2021-12-31 | 2022-05-03 | 中国航空工业集团公司西安飞机设计研究所 | Waterproof integral crimping terminal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5499448A (en) * | 1993-07-19 | 1996-03-19 | Aerospace Societe Nationale Industrielle | Process for connecting an electric cable to an end member |
| CN101017932A (en) * | 2007-01-09 | 2007-08-15 | 张选 | Built-in pipe bus connector |
| CN201340911Y (en) * | 2009-01-20 | 2009-11-04 | 江苏大全封闭母线有限公司 | Sensing-finger type tubular bus connector |
| WO2010052320A1 (en) * | 2008-11-08 | 2010-05-14 | Nicomatic Sa | Electric connector, and corresponding electric connection element, electric linking member, and assembling method |
| CN201853814U (en) * | 2010-11-08 | 2011-06-01 | 河南省电力公司南阳供电公司 | Connecting pipe for cable conductor |
| CN202268489U (en) * | 2011-08-11 | 2012-06-06 | 泰科电子(上海)有限公司 | Electrical connection assembly |
-
2011
- 2011-08-11 CN CN201110230041.6A patent/CN102931499B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5499448A (en) * | 1993-07-19 | 1996-03-19 | Aerospace Societe Nationale Industrielle | Process for connecting an electric cable to an end member |
| CN101017932A (en) * | 2007-01-09 | 2007-08-15 | 张选 | Built-in pipe bus connector |
| WO2010052320A1 (en) * | 2008-11-08 | 2010-05-14 | Nicomatic Sa | Electric connector, and corresponding electric connection element, electric linking member, and assembling method |
| CN201340911Y (en) * | 2009-01-20 | 2009-11-04 | 江苏大全封闭母线有限公司 | Sensing-finger type tubular bus connector |
| CN201853814U (en) * | 2010-11-08 | 2011-06-01 | 河南省电力公司南阳供电公司 | Connecting pipe for cable conductor |
| CN202268489U (en) * | 2011-08-11 | 2012-06-06 | 泰科电子(上海)有限公司 | Electrical connection assembly |
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| CN102931499A (en) | 2013-02-13 |
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