CN202651487U - Underwater plug-pull connector - Google Patents

Underwater plug-pull connector Download PDF

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Publication number
CN202651487U
CN202651487U CN 201220170271 CN201220170271U CN202651487U CN 202651487 U CN202651487 U CN 202651487U CN 201220170271 CN201220170271 CN 201220170271 CN 201220170271 U CN201220170271 U CN 201220170271U CN 202651487 U CN202651487 U CN 202651487U
Authority
CN
China
Prior art keywords
contact
cable
insulator
contact element
described contact
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN 201220170271
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Chinese (zh)
Inventor
乔永红
郑剑峰
王吉华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Aviation Optical Electrical Technology Co Ltd
Original Assignee
China Aviation Optical Electrical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Aviation Optical Electrical Technology Co Ltd filed Critical China Aviation Optical Electrical Technology Co Ltd
Priority to CN 201220170271 priority Critical patent/CN202651487U/en
Application granted granted Critical
Publication of CN202651487U publication Critical patent/CN202651487U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model relates to an underwater plug-pull connector. The underwater plug-pull connector comprises a contact element connected with a cable. The connector further comprises an insulator. A contact element installation hole for installing the contact element is formed in the insulator, wherein the contact element is arranged in the contact element installation hole. The opening portion at the rear end of the contact element installation hole is encapsulated with an encapsulating colloid, the encapsulating colloid comprises a front encapsulating colloid portion which is arranged between the contact element and the contact element installation hole for seal fixed assembly between the contact element and the hole wall of the contact element installation hole, the encapsulating colloid further comprises a rear encapsulating colloid portion which is arranged at the outer periphery of the connection portion of the contact element and the cable for insulating the connection portion of the contact element and the cable from the outside, the front encapsulating colloid portion and the rear encapsulating colloid portion are arranged as an integral body, and the outer periphery of the insulator and the outer periphery of the cable are coated with a vulcanization sleeve which is formed through integral vulcanization forming so as to play the connection role. The utility model provides an underwater plug-pull connector capable of reducing matching requirements between the cable material and the vulcanization material.

Description

Plug-in connector under water
Technical field
The utility model relates to uses field of connectors under water, relates in particular to a kind of plug-in connector under water.
Background technology
Existing plug-in connector under water all is to adopt a vulcanization forming, namely at cable and the contact periphery material parcel that directly cures.A this vulcanization forming is had relatively high expectations to the matching of cable material and vulcanizing material except strict to the closure size of the contact of intermateable connector.Because vulcanizing material namely will play the sealing function to contact, flow into cable and device interior to prevent water by the gap between contact and the vulcanizing material; Vulcanizing material also will play the insulating effect to contact and contact and cable junction; Vulcanizing material also will play the drawing-resistant function between contact and the cable simultaneously.But along with cable temperature resistant grade, curing temperature, cable material are different with the vulcanizing material cementability, the product cure efficiency is just different, cable material General Requirements commonly used adopts cryogenic vulcanization, but insulation property and the mobile performance of cryogenic vulcanization material are relatively poor, cause the insulation effect of contact and contact and cable link position bad, also cause the sealing effectiveness between contact and the vulcanizing material bad, finally cause the qualification rate of product lower.
The utility model content
The purpose of this utility model is to provide a kind of can reduce the plug-in connector under water that matching requires between cable material and the vulcanizing material.
In order to address the above problem, the technical solution of the utility model is:
Plug-in connector under water, comprise that front end is the contact of inserted terminal and the cable that is connected in described contact rear end, described connector also comprises insulator, offer the contact cavity that described contact is installed in the insulator, described contact is arranged in the described contact cavity, the open rearward end place embedding of described contact cavity has the embedding colloid, described embedding colloid comprises that the front casting glue body of the fixing assembling of sealing between the hole wall that is used for contact and described contact cavity that is arranged between described contact and the described contact cavity divides, described embedding colloid also comprise be arranged at described contact and described cable junction periphery be used for the rear encapsulating body of contact and cable junction and exterior insulation is divided, before described, rear encapsulating body divides and is wholely set, and described insulator periphery and described cable periphery are enclosed with integrated vulcanizing and are shaped to play the sulfuration cover of connection function.
Described rear encapsulating body divides and comprises the little conical section of the large rear end of front end external diameter external diameter, and described sulfuration cover parcel is fixed on the periphery of described conical section.
Convexing with the rear flexibility that cooperates with described contact outer peripheral face interference extrusion to stop corresponding current to pass through on the hole wall of described contact cavity, to squeeze the draining ring protruding.
Described contact periphery is provided with indent and squeezes the interior concave ring groove that the protruding interference extrusion of draining ring cooperates with described rear flexibility.
Described sulfuration cover front end be provided with and described insulator corresponding site convex-concave complementary fit to increase the convex-concave structure of axial stretching resistance between described sulfuration cover and the described insulator.
Described contact is arranged at the rear end of described contact cavity, and the front end hole wall epirelief of described contact cavity is provided with for the crowded draining ring of front flexibility that cooperates with the adaptive contact periphery interference extrusion of corresponding intermateable connector to stop corresponding current to pass through protruding.
The beneficial effects of the utility model are: the utility model divides to achieve a butt joint with insulator by rear casting glue body and touches the insulation of part and cable, divide the hole wall sealing that realizes contact and contact cavity to be connected by front casting glue body, the sulfuration cover is only with playing connection function.Even flowability and the insulating properties of vulcanizing material when low temperature is relatively poor like this, but still can be good at guaranteeing the insulation of contact and cable and the sealing of contact, this has just reduced the matching requirement between cable material and the vulcanizing material.
Further, squeeze the protruding further crush seal to contact of draining ring by rear flexibility, can thoroughly make current can not enter cable and relevant device inner, increased the sealing reliability that connects.And owing to the protruding manufactured size of the crowded draining ring of rear flexibility is more easy to control, therefore be guaranteed with regard to the closure size that makes connector.
Further, squeeze the protruding crush seal to adaptive contact of draining ring by front flexibility, also guaranteed the positiver sealing degree of intermateable connector.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the outline drawing of Fig. 1.
Embodiment
The embodiment of plug-in connector is shown in Fig. 1 ~ 2 under water: comprise that front end is the insulator of inserted terminal, be provided with the contact cavity that runs through its front/rear end in the insulator 1, the rear end of contact cavity is equipped with contact 5, convex with the rear flexibility that cooperates with contact 5 outer peripheral face interference extrusions to stop corresponding current to pass through on the hole wall of contact cavity and squeeze the protruding 1-2 of draining ring, the periphery of contact 5 is provided with indent and squeezes the interior concave ring groove 5-1 that the protruding 1-2 interference extrusion of draining ring cooperates with rear flexibility.The front end hole wall epirelief of contact cavity is provided with for the front flexibility that cooperates with the adaptive contact periphery interference extrusion of corresponding intermateable connector to stop corresponding current to pass through and squeezes the protruding 1-1 of draining ring.The rear end of contact 5 is connected with cable 3, the open rearward end place embedding of contact cavity has embedding colloid 4, embedding colloid 4 comprises that the front casting glue body of the fixing assembling of sealing between the hole wall that is used for contact and contact cavity that is arranged between contact 5 and the contact cavity divides, the embedding colloid comprises that also the rear encapsulating body for making contact 5 with cable 3 junctions and exterior insulation that is arranged at contact 5 and cable 3 junction peripheries divides, before, rear encapsulating body divides and is wholely set, the encapsulating body divides and comprises the little conical section of the large rear end of front end external diameter external diameter wherein, and the front end face of conical section is fixedly connected with the rear end face of insulator 1.Insulator 1 periphery, embedding colloid 4 peripheries and cable 3 periphery integrated vulcanizings have been formed with the sulfuration cover 2 of the effect of being tightly connected, sulfuration cover 2 front ends be provided with and insulator 1 corresponding site convex-concave complementary fit to increase the convex-concave structure 2-1 of axial stretching resistance between sulfuration cover 2 and the insulator 1.
This under water plug-in connector when making, at first require to select suitable insulating material according to properties of product, produce the insulator 1 that satisfies performance requirement, it is also more easy to control that forward and backward like this flexibility is squeezed the protruding physical dimension of draining ring, thereby guaranteed the closure size of connector.Again the contact 5 that connects with cable 3 is put into the contact cavity of insulator 1, seal gap, contact 5 ends and contact 5 and cable 3 junction peripheries between the hole wall of contact 5 and contact cavity by embedding colloid 4, make contact 5 and cable 3 and exterior insulation, then at cable 3, embedding colloid 4 and insulator 1 periphery integrated vulcanizing sulfuration cover 2.The effect of the conical section that divides by rear encapsulating body has increased cable 3 and contact 5 stretching resistance backward.Contact 5 squeezes the protruding 1-2 of draining ring with the sealing of insulator 1 by rear flexibility and embedding colloid 4 is realized, rear flexibility is squeezed the protruding 1-2 of draining ring and is played a part further increase sealing effectiveness, sulfuration cover 2 namely plays connection function, also plays a part insulator 1 and the sealing of cable 3 peripheries.The effect of embedding colloid 4 is to dock sealed insulation that the sealing of touching part 5 fixes, contact 5 is connected with cable and is connected sulfuration cover 2 more easily realize insulator 1 is connected connection and the sealing of periphery with cable in sum.Connector of the present utility model can realize not plugging together the sealing that can bear hydraulic pressure under the state.Certainly in other embodiment of the present utility model, this structure can not have yet, the insulation of contact 5 and contact 5 and cable 3 junctions only realizes by embedding colloid 4,2 in sulfuration cover plays and connects and to the effect of cable 3 and insulator 1 exterior insulation, even select so nonisulated vulcanizing material, product still can guarantee reliable electric property and sealing effectiveness, greatly reduces product shaping to the requirement of vulcanizing material, and product sulfuration qualification rate is provided.

Claims (6)

1. plug-in connector under water, comprise that front end is the contact of inserted terminal and the cable that is connected in described contact rear end, it is characterized in that: described connector also comprises insulator, offer the contact cavity that described contact is installed in the insulator, described contact is arranged in the described contact cavity, the open rearward end place embedding of described contact cavity has the embedding colloid, described embedding colloid comprises that the front casting glue body of the fixing assembling of sealing between the hole wall that is used for contact and described contact cavity that is arranged between described contact and the described contact cavity divides, described embedding colloid also comprise be arranged at described contact and described cable junction periphery be used for the rear encapsulating body of contact and cable junction and exterior insulation is divided, before described, rear encapsulating body divides and is wholely set, and described insulator periphery and described cable periphery are enclosed with integrated vulcanizing and are shaped to play the sulfuration cover of connection function.
2. plug-in connector under water according to claim 1, it is characterized in that: described rear encapsulating body divides and comprises the little conical section of the large rear end of front end external diameter external diameter, and described sulfuration cover parcel is fixed on the periphery of described conical section.
3. plug-in connector under water according to claim 1 is characterized in that: convexing with the rear flexibility that cooperates with described contact outer peripheral face interference extrusion to stop corresponding current to pass through on the hole wall of described contact cavity, to squeeze the draining ring protruding.
4. plug-in connector under water according to claim 3 is characterized in that: the interior concave ring groove that described contact periphery is provided with indent and cooperates with the crowded protruding interference extrusion of draining ring of described rear flexibility.
5. plug-in connector under water according to claim 1 is characterized in that: described sulfuration cover front end be provided with and described insulator corresponding site convex-concave complementary fit to increase the convex-concave structure of axial stretching resistance between described sulfuration cover and the described insulator.
6. the described plug-in connector under water of any one according to claim 1 ~ 5, it is characterized in that: described contact is arranged at the rear end of described contact cavity, and the front end hole wall epirelief of described contact cavity is provided with for the crowded draining ring of front flexibility that cooperates with the adaptive contact periphery interference extrusion of corresponding intermateable connector to stop corresponding current to pass through protruding.
CN 201220170271 2012-04-20 2012-04-20 Underwater plug-pull connector Withdrawn - After Issue CN202651487U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220170271 CN202651487U (en) 2012-04-20 2012-04-20 Underwater plug-pull connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220170271 CN202651487U (en) 2012-04-20 2012-04-20 Underwater plug-pull connector

Publications (1)

Publication Number Publication Date
CN202651487U true CN202651487U (en) 2013-01-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220170271 Withdrawn - After Issue CN202651487U (en) 2012-04-20 2012-04-20 Underwater plug-pull connector

Country Status (1)

Country Link
CN (1) CN202651487U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102655296A (en) * 2012-04-20 2012-09-05 中航光电科技股份有限公司 Underwater plugging and unplugging connector
CN109473807A (en) * 2018-11-30 2019-03-15 中航光电科技股份有限公司 A kind of nuclear leve instrument connector assembly and the nuclear leve instrument cable-assembly with plug

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102655296A (en) * 2012-04-20 2012-09-05 中航光电科技股份有限公司 Underwater plugging and unplugging connector
CN102655296B (en) * 2012-04-20 2014-08-13 中航光电科技股份有限公司 Underwater plugging and unplugging connector
CN109473807A (en) * 2018-11-30 2019-03-15 中航光电科技股份有限公司 A kind of nuclear leve instrument connector assembly and the nuclear leve instrument cable-assembly with plug

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20130102

Effective date of abandoning: 20140813

RGAV Abandon patent right to avoid regrant