CN201374443Y - Cable armoured connector - Google Patents
Cable armoured connector Download PDFInfo
- Publication number
- CN201374443Y CN201374443Y CN200820064214U CN200820064214U CN201374443Y CN 201374443 Y CN201374443 Y CN 201374443Y CN 200820064214 U CN200820064214 U CN 200820064214U CN 200820064214 U CN200820064214 U CN 200820064214U CN 201374443 Y CN201374443 Y CN 201374443Y
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- connector
- cable
- overcoat
- internal support
- pin
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- Expired - Fee Related
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Abstract
The utility model relates to a cable armoured connector, in particular to a cable connector which is used under the conditions with serious environmental conditions such as mining industry and the like. The cable connector solves the technical problem that the existing armoured cable connector can not rotate and adjust the plugging angle, and comprises a soft protecting sleeve internally provided with an electric conductor; the end part of the soft protecting sleeve is sleeved on a bearing in the connector and clamped between the bearing and an armoured sleeve in the connector in a tensile and sealing form; the bearing in the connector is connected with an outer sleeve of a connector internally provided with a plugging head; the plugging head is provided with an electric coupling connecting piece which is electrically connected with an electric conductor of the cable and is formed by a socket and/or a plug; the inner wall of the outer sleeve of the connector is provided with an inner arc-shaped ring groove; the corresponding position of the outer wall of the bearing in the connector is provided with an outer arc-shaped ring groove; a ring groove formed by the inner arc-shaped ring groove and the outer arc-shaped ring groove is provided with a ring-shaped spring steel wire; and the bearing in the connector is fixedly connected into a whole body with the armoured sleeve. The cable armoured connector can be widely applied in equipment control of various types of cable connections.
Description
Technical field
The utility model relates to a kind of cable connector, and particularly the cable connector that uses under the abominable situation of environmental condition such as a kind of mining industry is mainly used in mining industry down-hole control appliance.
Background technology
What extensively adopt in subsurface environment is the light current cable, and cable or the electric conductor that is surrounded by insulating barrier usually are arranged among the flexible protective casing, and general what adopt is the rubber plastic sheath of metal armouring or interior fiberfill fibers layer.The mechanical strength of protection cable joint under tensile load, and between conductor, realize the end of the jointing of electrical connection at sheath.
People understand usually and the armoured cable joint of use is that an integral body is affixed, being used for the mechanical connection of its connecting portion and sheath and with the machinery of coupling connecting portion be electrically connected, is that the disclosed armoured cable joint of Chinese invention patent of CN1115751C is exactly like this as notification number.Its result, cable joint can not be adjusted the plug angle, causes whole cable freely not place and to twist, and having is exactly that its adapter sleeve can not reuse again, and it is high that this also can produce its cost.
The utility model content
The purpose of this utility model is: solve the technical problem that can not rotate adjustment plug angle that existing armoured cable connector exists, provide a kind of electric conductor that can't cause in the cable that can rotate to twine, and satisfy mining industry environmental condition needs, produce easy, delicate structure is reliable, widely used rotatable cable armouring connector.
For realizing the purpose of this utility model, with connector overcoat and armouring Analysis of Nested Design composition from structure, utilize the ring spring steel wire between connector overcoat and the connector internal support that the connect-disconnect plug axial lock is fixed between connector overcoat and the connector internal support, because the ring spring steel wire is entrenched in the arc-shaped ring groove between connector overcoat and the connector internal support, makes the connector overcoat to rotate in a circumferential direction with respect to the connector internal support.In order more effectively to adjust the plug angle, the armouring cover is fixedlyed connected with the connector internal support be integral, rotate the armouring cover like this and just can realize that the connector internal support takes place to rotate synchronously with respect to interplanting outside the connector together.For fear of this angle that rotates in a circumferential direction excessive (as surpassing 360 degree), cause that being arranged on inner electric conductor line twines, bear excessive moment of torsion and impaired, on connector overcoat and connector internal support, be provided with respectively again and can carry out spacing pin.
Concrete technical scheme is as follows:
A kind of cable armouring connector, the flexible shroud of electric conductor is housed in comprising, its end is enclosed within on the connector internal support, and be clamped between connector internal support and the armouring cover with tension and seal form, the connector internal support with in have a connect-disconnect plug the connector overcoat be connected, connect-disconnect plug is provided with the electric coupling connector that is electrically connected with the electric conductor of cable and is made of socket and/or plug, offer the arc annular groove on the inwall of connector overcoat, offer the outer arcuate annular groove on the correspondence position of connector internal support outer wall, in the annular groove of arc annular groove and outer arcuate annular groove formation, be provided with the ring spring steel wire; The connector internal support overlaps to fixedly connected with armouring and is integral.What produce by means of combining with the connector internal support acts on radial pressure on the flexible shroud, form a reliable mechanical pressure joint with flexible shroud, this joint is the pulling force of absorption on cable reliably, and form a reliable waterproof, moistureproof joint with flexible shroud, thereby this structural portion can not need the additional seal structural member.The armouring cover links into an integrated entity with the connector internal support, can rotate the plug angle that the armouring cover is adjusted cable end.
Offer axial pin-and-hole on the jacket wall of described connector overcoat rear end, axially be provided with the axial location pin in the pin-and-hole; Offer radially pin-and-hole on the outer wall of the close axially connector internal support at pin-and-hole place, radially be provided with the radial location pin in the pin-and-hole; The protruding end of the protruding end of radial location pin and axial location pin can stop mutually.Connector puts the axial location pin in the axial pin hole outward, rotating to nearly 360 when spending, the radial location pin that will be connected in the radially pin-and-hole on the device internal support outer wall stops, thereby avoided connector overcoat and connector internal support to surpass 360 degree rotations, caused its inner electric conductor to twine distortion and impaired.
Offer grooving on the arc annular groove of described connector overcoat.By this grooving, the ring spring steel wire can be inserted in the annular groove of above-mentioned outer arcuate annular groove and arc annular groove formation.
The end of described connect-disconnect plug is provided with flange, and this flange is provided with the radial peg hole.The flange of connect-disconnect plug end can make it carry out axial location in the connector overcoat, can penetrate pin in the radial peg hole on this flange connect-disconnect plug is carried out radial location.
The inwall of described armouring cover is provided with protruding inner flange to flexible shroud.This inner flange can be strengthened the tightness that is connected between armouring cover and the flexible shroud, improves flexible shroud in axial stretching resistance.
Offer serrated slot on the outer wall of described connector internal support, offer the serrated slot corresponding with it on the inwall of flexible shroud, both are engaged.The engaged serrated slot of She Zhiing herein can be strengthened the tightness that is connected of flexible shroud and connector internal support, further improves flexible shroud in axial stretching resistance.
The part that described electric conductor is incorporated into the connector overcoat by flexible shroud is embedded in the abaculus that sealant makes, abaculus is positioned at the connector overcoat, its rear end towards flexible shroud has cambered outwards circular cone, the end that the connector internal support contacts with abaculus has the orientational cone-shaped surface that adapts with circular cone, be positioned conical surface supporting of circular cone.For the connect-disconnect plug that can be connected and constitute the electrical connector supporting with connector, adopt plastic material to make production.Like this, metallic conductance body line can be embedded in these parts easily.Simultaneously, its making manufacturing cost is also very low.Abaculus can be made of the synthetic resin sealant, and (promptly towards connector internal support one side) is subjected to axial support to this abaculus at its rear portion in the connector overcoat.This structure can have two kinds of effects: when the connect-disconnect plug installation in position, for it provides axially mounting, simultaneously, guarantee that again its electric conductor line is not stretched.The orientational cone-shaped surface that the connector internal support has is conflicted at the end of sealant abaculus circular cone.The conical surface herein provides reliable protection for the electric conductor line again, with opposing axial tension load.
Described abaculus is connected with the connect-disconnect plug that has electrical connector.
The inwall of described connector overcoat is provided with the inside flange of supporting connect-disconnect plug, offers limit pin hole radially at the connector overcoat middle part of abaculus front end, is provided with spacing pin in the limit pin hole.Limit pin hole herein is corresponding with the position, radial peg hole of above-mentioned connect-disconnect plug end flange, and spacing pin can pass limit pin hole and support in the radial peg hole.
Offer annular groove near on the outer wall at its orientational cone-shaped surface place on the described connector internal support, be provided with the O RunddichtringO in the annular groove.
Offer closure gasket groove on the front end outer wall of described connector overcoat, be provided with the overcoat sealing ring in it.
The front end of described connector overcoat and being positioned on the excircle at closure gasket groove rear portion offers axial groove.
Offer outer annular groove on the outer wall of described connector overcoat, be used for the plug-in type clip and on its excircle, connect.
The front end of described connector overcoat and being positioned on the outer wall of outer annular groove rear end offers the dismounting groove.
Described connect-disconnect plug is a plastic mould.
The utility model separates the armouring cover with the connector overcoat, and on the inwall of connector overcoat and the outer wall on the connector internal support correspondence position, offer arc-shaped ring groove, embed the ring spring steel wire therein, limited the axial relative displacement between connector overcoat and the connector internal support on the one hand, the connector overcoat is rotated in a circumferential direction with respect to the connector internal support; In addition, armouring cover is fixedlyed connected with the connector internal support and is integral, and makes the rotation of the rotation of armouring cover and connector internal support synchronous, can adjust the angle that cable plugs easily; Moreover the connector overcoat is provided with the radial location pin that is provided with on axial location pin and the connector internal support, can limit the anglec of rotation of the relative connector internal support of connector overcoat, avoids causing electric conductor line winding distortion impaired because of rotation; Also be provided with spacing pin and the hole of the radial peg on the connect-disconnect plug that connector puts outward, carry out rotary spacing; And the present invention is provided with multi-stage sealed circle and seals, and has improved the protection against the tide and the water-stop of connector greatly.
As seen, adopt the utility model of said structure, compared with prior art, not only can rotate and adjust the plug angle, and can avoid excessively rotating causing damage, also have mechanical resistance pull-up structure multi-stage sealed and that strengthen, and delicate structure, produce easy, applicable to the control connection of carrying out electric equipment under the adverse circumstances of mining industry down-hole.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an A-A place cutaway view among Fig. 1;
Number in the figure, the 1st, flexible shroud, the 2nd, electric conductor, the 3rd, connector internal support, the 3.1st, serrated slot, the 3.2nd, the outward flange of connector internal support, 3.3 be the flange of connector internal support, the 3.4th, the orientational cone-shaped surface of connector internal support, the 3.5th, outer arcuate annular groove, 3.6 be annular groove, the 3.7th, radial peg hole, the 4th, armouring cover, 4.1 be the profile before the pressurization of armouring cover, the 4.2nd, the inner flange of armouring cover, the 4.3rd, the inward flange of armouring cover, the 5th, radial location pin, the 6th, sealing ring, the 7th, connect-disconnect plug, 7.1 be the end flange of connect-disconnect plug, the 7.2nd, radial peg hole, the 8th, electrical connector, the 9th, connector overcoat, the 10th, overcoat sealing ring, the 11st, ring spring steel wire, the 12nd, abaculus, the 12.1st, the circular cone of abaculus, the 13rd, spacing pin, the 14th, the axial location pin, the 15th, grooving, the 16th, dismounting groove, the 17th, outer annular groove, the 18th, axial groove, the 19th, arc annular groove, the 20th, closure gasket groove, the 21st, limit pin hole, the 22nd, axial pin-and-hole, the 23rd, defining flange.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
As shown in Figure 1, by the flexible shroud 1 that the plastic material flexible pipe constitutes, can be equipped with fiberfill in it or be embedded in double-layer stainless steel silk in the plastic material.The function of flexible shroud 1 is the electric conductor 2 of interior dress cable, is wrapped with each electric conductor 2 of insulating barrier, can be screwed in together, and leave certain length surplus in sheath, to allow its possible elongation situation.
Inward flange 4.3 ends of armouring cover are packed into from the connector internal support 3 that is provided with sawtooth pattern groove 3.1, terminate in outward flange 3.2 end faces of connector internal support 3, then connector internal support 3 is inserted the link of flexible shroud 1, terminate in its flange 3.3 ends.By armouring cover 4 circumferentially apply radial pressure, armouring cover 4 is radially producing distortion.By this pressure, flexible shroud 1 is clamped between connector internal support 3 and the armouring cover 4 firmly, makes it to constitute an integral body, and has formed tension and water-stop joint.The initial exterior contour of armouring cover is represented with 4.1 in Fig. 1 before exerting pressure.
Because the inner periphery of armouring cover 4 is equipped with four inner flange 4.2 of pointing to flexible shroud 1, and the excircle of connector internal support 3 is provided with sawtooth pattern groove 3.1.When producing radial pressure, these flanges and sawtooth pattern groove insert in the plastic material of cylindrical flexible shroud 1, strengthened the pulling force joint between flexible shroud 1 and the connector internal support 3, simultaneously, improve connector internal support 3 and in the pulling force joint area, prevented the sealing that sealing and dust enter from the outside.
Connect-disconnect plug 7 can form by plastic material is molded, and portion embeds and has position and the metal electrical connector 8 that is connected precision within it.Electrical connector 8 is made of attachment plug in a known way, and is usually combined by axial attachment plug.Connect-disconnect plug 7 ends are provided with an end flange 7.1, its diameter all is slightly less than the internal diameter at its formation mating area of connector overcoat 3, the radially cylindrical portion of end flange 7.1 is provided with radial peg hole 7.2, by means of spacing pin 13 connect-disconnect plug 7 circumferentially is fixed in the connector overcoat 9.This connect-disconnect plug 7 has the electrical connector 8 that embeds in it.The defining flange 23 that end flange 7.1 on it is conflicted and is provided with on the inwall of connector overcoat 9 carries out axial location to it in connector overcoat 9.
As shown in Figure 1, electric conductor 2 is drawn from the endoporus that is arranged in flexible shroud 1 and connector internal support 3, and embeds in the abaculus 12 of cylindrical seal agent formation.Each electric conductor 2 can be pricked bundle together with the cable clip in abaculus 12, and it is embedded in the abaculus 12.Each electric conductor 2 is drawn out to the link position of itself and each electrical connector 8 in the abaculus 12.The exposed free end of each electric conductor 2 that stretches out from abaculus 12 is connected to and is embedded in the connect-disconnect plug 7 on the electrical connector 8, to form its electrical connection.As shown in Figure 1, the circular cone 12.1 that forms on the abaculus 12 is conflicted on the orientational cone-shaped surface 3.4 of connector internal support 3, thereby connect-disconnect plug 7 is positioned in the connector overcoat 9, and each electric conductor 2 that is connected with electrical connector 8 is fixed and can bears tensile load.
Connector internal support 3 is connected with connector overcoat 9, by means of ring spring steel wire 11 by the arc annular groove 19 that is provided with on the outer arcuate annular groove 3.5 that is provided with on the connector internal support 3 and the connector overcoat 9 with its axial restraint, constitute the tension connector.For ease of packing into of ring spring steel wire 11, the cylindrical portion at arc annular groove 19 places of connector overcoat 9 offers arc grooving 15, as shown in Figure 2.For anti-sealing and dust enter from this join domain, be provided with annular groove 3.6 and O RunddichtringO 6 is housed at the leading section of connector internal support 3.Spacing by means of between the radial location pin 5 of configuration in the axial location pin 14 of configuration in the axial pin-and-hole 22 of connector overcoat 9 rear ends and the radially pin-and-hole 3.7 at connector internal support 3 middle parts surpasses a week or 360 ° with the circumference rotation that prevents connector overcoat 9 and connector internal support 3.
When preventing the triumphant add-in connectors gang socket of cable, water and dust cause electrical short from patching to enter in the connect-disconnect plug 7, be provided with closure gasket groove 20 and the overcoat sealing ring 10 of O type is housed at the front end of connector overcoat 9.
Offer outer annular groove 17 on the outer wall of connector overcoat 9, be used for the plug-in type clip and on its excircle, connect.
The coupling connector is made of the socket of built-in corresponding plug part, and connector overcoat 9 can axially insert in the socket, and the inner periphery of socket is provided with the positioning and guiding key, and the axial groove 18 on the excircle of positioning and guiding key and connector overcoat cooperates.
Claims (15)
1, a kind of cable armouring connector, the flexible shroud (1) of electric conductor (2) is housed in comprising, its end is enclosed within on the connector internal support (3), and be clamped between connector internal support (3) and the armouring cover (4) with tension and seal form, connector internal support (3) with in have a connect-disconnect plug (7) connector overcoat (9) be connected, connect-disconnect plug (7) is provided with the electric coupling connector that is electrically connected with the electric conductor (2) of cable and is made of socket and/or plug, it is characterized in that: offer arc annular groove (19) on the inwall of connector overcoat (9), offer outer arcuate annular groove (3.5) on the correspondence position of connector internal support (3) outer wall, in the annular groove of arc annular groove (19) and outer arcuate annular groove (3.5) formation, be provided with ring spring steel wire (11); Connector internal support (3) is fixedlyed connected with armouring cover (4) and is integral.
2, a kind of cable armouring connector as claimed in claim 1 is characterized in that: offer axial pin-and-hole (22) on the jacket wall of described connector overcoat (9) rear end, axially be provided with axial location pin (14) in the pin-and-hole (22); Offer radially pin-and-hole (3.7) on the outer wall of the connector internal support (3) that close axially pin-and-hole (22) is located, radially be provided with radial location pin (5) in the pin-and-hole (3.7); The protruding end of the protruding end of radial location pin (5) and axial location pin (14) can stop mutually.
3, a kind of cable armouring connector as claimed in claim 1 or 2 is characterized in that: offer grooving (15) on the arc annular groove (19) of described connector overcoat (9).
4, a kind of cable armouring connector as claimed in claim 3 is characterized in that: the end of described connect-disconnect plug (7) is provided with end flange (7.1), and this end flange (7.1) is provided with radial peg hole (7.2).
5, a kind of cable armouring connector as claimed in claim 4 is characterized in that: the inwall of described armouring cover (4) is provided with protruding inner flange to flexible shroud (1) (4.2).
6, a kind of cable armouring connector as claimed in claim 5 is characterized in that: offer serrated slot (3.1) on the outer wall of described connector internal support (3), offer the serrated slot corresponding with it on the inwall of flexible shroud (1), both are engaged.
7, a kind of cable armouring connector as claimed in claim 6, it is characterized in that: the part that described electric conductor (2) is incorporated into connector overcoat (9) by flexible shroud (1) is embedded in the abaculus (12) that sealant makes, abaculus (12) is positioned at connector overcoat (9), its rear end towards flexible shroud (1) has cambered outwards circular cone (12.1), the end that connector internal support (3) contacts with abaculus (12) has the orientational cone-shaped surface (3.4) that adapts with circular cone, the be positioned conical surface (3.4) supporting of circular cone (12.1).
8, a kind of cable armouring connector as claimed in claim 7 is characterized in that: described abaculus (12) is connected with the connect-disconnect plug that has electrical connector (8) (7).
9, a kind of cable armouring connector as claimed in claim 8, it is characterized in that: the inwall of described connector overcoat (9) is provided with the inside defining flange (23) of supporting connect-disconnect plug (7), in the middle part of the connector overcoat (9) of abaculus (12) front end, offer limit pin hole (21) radially, be provided with spacing pin (13) in the limit pin hole (21).
10, a kind of cable armouring connector as claimed in claim 9 is characterized in that: described connector internal support (3) is gone up on the outer wall of locating near its orientational cone-shaped surface (3.4) and is offered annular groove (3.6), is provided with O RunddichtringO (6) in the annular groove (3.6).
11, a kind of cable armouring connector as claimed in claim 9 is characterized in that: offer closure gasket groove (20) on the front end outer wall of described connector overcoat (9), be provided with overcoat sealing ring (10) in it.
12, a kind of cable armouring connector as claimed in claim 10 is characterized in that: the front end of described connector overcoat (9) and being positioned on the excircle at rear portion of closure gasket groove (20) offers axial groove (18).
13, a kind of cable armouring connector as claimed in claim 12 is characterized in that: offer outer annular groove (17) on the outer wall of described connector overcoat (9), be used for the plug-in type clip and connect on its excircle.
14, a kind of cable armouring connector as claimed in claim 13 is characterized in that: the front end of described connector overcoat (9) and being positioned on the outer wall of outer annular groove (17) rear end offers dismounting groove (16).
15, a kind of cable armouring connector as claimed in claim 14 is characterized in that: described connect-disconnect plug (7) is a plastic mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820064214U CN201374443Y (en) | 2008-07-11 | 2008-07-11 | Cable armoured connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820064214U CN201374443Y (en) | 2008-07-11 | 2008-07-11 | Cable armoured connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201374443Y true CN201374443Y (en) | 2009-12-30 |
Family
ID=41500526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200820064214U Expired - Fee Related CN201374443Y (en) | 2008-07-11 | 2008-07-11 | Cable armoured connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201374443Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103414146A (en) * | 2013-07-31 | 2013-11-27 | 中国海洋石油总公司 | Submarine cable sealing device |
| CN105576421A (en) * | 2016-02-29 | 2016-05-11 | 中航光电科技股份有限公司 | Connector and underwater cable assembly using connector |
| CN109140093A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | A kind of connector assembly and its Male end connector, bail locking mechanism |
| CN112510410A (en) * | 2014-01-14 | 2021-03-16 | 菲科镜子公司 | Electric wiring connector for automobile |
| CN112739885A (en) * | 2018-09-24 | 2021-04-30 | 洛克斯流量测量公司 | High-voltage cable head connector |
-
2008
- 2008-07-11 CN CN200820064214U patent/CN201374443Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103414146A (en) * | 2013-07-31 | 2013-11-27 | 中国海洋石油总公司 | Submarine cable sealing device |
| CN103414146B (en) * | 2013-07-31 | 2016-08-24 | 中国海洋石油总公司 | A kind of submarine cable sealing device |
| CN112510410A (en) * | 2014-01-14 | 2021-03-16 | 菲科镜子公司 | Electric wiring connector for automobile |
| CN105576421A (en) * | 2016-02-29 | 2016-05-11 | 中航光电科技股份有限公司 | Connector and underwater cable assembly using connector |
| CN109140093A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | A kind of connector assembly and its Male end connector, bail locking mechanism |
| CN112739885A (en) * | 2018-09-24 | 2021-04-30 | 洛克斯流量测量公司 | High-voltage cable head connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20150711 |
|
| EXPY | Termination of patent right or utility model |