CN205178136U - Light -duty electric connector of resistant environment hood - Google Patents

Light -duty electric connector of resistant environment hood Download PDF

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Publication number
CN205178136U
CN205178136U CN201520594608.1U CN201520594608U CN205178136U CN 205178136 U CN205178136 U CN 205178136U CN 201520594608 U CN201520594608 U CN 201520594608U CN 205178136 U CN205178136 U CN 205178136U
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China
Prior art keywords
electric connector
hood
attaching nut
cable
connector
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Application number
CN201520594608.1U
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Chinese (zh)
Inventor
胡建明
李方
赵飞林
徐德毅
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Hangzhou Aerospace Electronic Technology Co Ltd
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Hangzhou Aerospace Electronic Technology Co Ltd
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Priority to CN201520594608.1U priority Critical patent/CN205178136U/en
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Abstract

The utility model provides a light -duty electric connector of resistant environment hood, includes coupling nut, the cable cover and the seal line body, coupling nut and cable cover is made for elasticity composite material, and the surface processing of metallizing, installed part that the cable covers is impressed and is captured behind coupling nut's the recess, and the cable cover can the free rotation, the seal line body is made and is installed in the cavity structure that electric connector, coupling nut and cable cover are constituteed for the highly resistance tears silicon rubber materials, the waist shape through -hole of the seal line body is the cable passage, behind coupling nut and the electric connector threaded connection, the axial compression seal line body makes the seal line body and electric connector, cable cover and cable hug closely, rain -proof, the dustproof and sealed function of realization.

Description

A kind of light-duty electric connector of resistance to environment hood
Art
The utility model relates to a kind of electric connector hood, and particularly a kind of light-duty electric connector of resistance to environment hood, belongs to technical field of electric connectors.
Background technology
Hood, as the tail accessory of electric connector, plays very important effect in electric connection system.Corrosion-resistant and the sealing property of hood directly affects the resistance to environment of whole electrical system and anti-electric fault ability.
At present, generally be made up of metal material for the electric connector under adverse circumstances and tail accessory thereof, on the one hand, because its surface of corrosiveness can produce different types of metallic compound, owing to there being electrical potential difference to make electrical system lose efficacy by generation current between them; On the other hand, in wet condition, due to poorly sealed, aqueous vapor can enter contact mating surface from the afterbody of electric connector, causes electric fault; In addition, metal species electric connector hood generally adopts interior collar to realize axial location, and assembling is complicated, and interior collar easily blocks generation not in place gets loose hidden danger; Therefore, under specific environment for use, just simple and reliable electric connector hood is installed in the urgent need to a kind of lightweight, corrosion-resistant, good airproof performance.
Utility model content
The technical problems to be solved in the utility model is: for existing metal species electric connector tail accessory poorly sealed, poor corrosion resistance and assembling is complicated there is the problems such as hidden danger that get loose in the presence of a harsh environment, proposes that a kind of structure is simple, lightweight, corrosion-resistant, good airproof performance, reliability are high and easy-to-install electric connector hood.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of light-duty electric connector of resistance to environment hood, comprises attaching nut, cable hood and grommet;
Described attaching nut is hollow circuit cylinder body structure, and attaching nut is connected with electric connector afterbody by screw thread;
Described cable hood comprises installed part, connector and cable tray, described connector is cirque structure, and connector inside is in pyramid type, described installed part and cable tray are fixedly connected with two end faces of connector respectively, and cable tray is used for supporting cable and fixing; Installed part is arranged in the groove of attaching nut, realizes the connection of attaching nut and cable hood;
Described grommet is the conical structure of band through hole, and grommet is arranged in the cavity structure of electric connector, attaching nut and cable hood composition, and contacts with cable hood with electric connector respectively.
Described attaching nut is the groove that the inside of cylindrical structure has annular, and the dead in line of the axis of toroidal cavity and attaching nut's cylindrical structure; The part of attaching nut's cylindrical structure inwall between lower surface and toroidal cavity has screw thread.
Described installed part is circular arc platy structure, and the arc surface of described circular arc platy structure gives prominence to the face of cylinder of connector, and the diameter of circular arc platy structure is greater than the diameter of attaching nut's hollow circuit cylinder body structure, is less than the diameter of attaching nut's further groove.
Described attaching nut and cable hood are made up of elastic composite, and metalized is carried out on surface; Described grommet is that High tear resistance silicon rubber is made.
Described elastic composite is polyether-ether-ketone.
(number is 4 to described installed part, and is evenly distributed on the end face of connector.
Angle D in described installed part between adjacent two installed part adjacent edges is 35 ~ 40 degree.
The tapering of described grommet is consistent with the tapering of the inner circular cone of connector.
The tapering of the tapering of described grommet and the inner circular cone of connector is 5 degree.
The end face that described attaching nut deviates from electric connector has inside lead angle, and the span of described lead angle is: 30 ~ 45 degree.
The present invention's beneficial effect is compared with prior art:
Utilize the deformation behavior that composite material is good, directly installed part extruding is loaded in the groove of attaching nut, make attaching nut capture cable hood, compared with existing collar locate mode, there is structure simple, the advantage of easy for installation, reliable operation.
Accompanying drawing
Fig. 1 is complete section structural representation after assembling of the present utility model completes;
Fig. 2 is 3 d effect graph after its partial cutaway;
Fig. 3 is the full sectional view of attaching nut of the present utility model (1);
Fig. 4 is the broken section structural representation of the utility model cable hood (2);
Fig. 5 is the three-dimensional profile figure of the utility model cable hood (2);
Fig. 6 is the end view of the utility model cable hood (2);
Fig. 7 is the full sectional view of the utility model grommet (3);
Embodiment
Contrast accompanying drawing to be below described in detail embodiment of the present utility model:
Be illustrated in figure 1 assembling of the present utility model complete after complete section structural representation; Fig. 2 is 3 d effect graph after its partial cutaway; From Fig. 1 and Fig. 2, a kind of light-duty electric connector of resistance to environment hood, is characterized in that: comprise attaching nut 1, cable hood 2 and grommet 3;
Be illustrated in figure 3 the full sectional view of attaching nut 1 of the present utility model, as can be seen from Figure 3, attaching nut 1 is hollow circuit cylinder body structure, and attaching nut 1 is connected with electric connector afterbody by screw thread; Attaching nut 1 is the groove that the inside of cylindrical structure has annular, and the dead in line of the axis of toroidal cavity and cylindrical structure; The part of attaching nut 1 cylindrical structure inwall between lower surface and toroidal cavity has screw thread.The end face that attaching nut 1 deviates from electric connector has inside lead angle, and the span of described lead angle is: 30 ~ 45 degree, is convenient to cable hood 2 and loads in attaching nut 1.
Fig. 4 is the broken section structural representation of the utility model cable hood 2; Fig. 5 is the three-dimensional profile figure of the utility model cable hood 2; Fig. 6 is the end view of the utility model cable hood 2; From Fig. 4 ~ Fig. 6, described cable hood 2 comprises installed part 201, connector 202 and cable tray 203, and described connector 202 is cirque structure, and connector 202 cirque structure inside has bellmouth, described bellmouth axis and annular dead in line; Described installed part 201 and cable tray 203 are fixedly connected with two end faces of connector 202 respectively, and described cable tray 203 is for supporting cable and fixing;
Installed part 201 is circular arc platy structure, and the face, outside of connector 202 is given prominence in the face, outside of described circular arc platy structure, and the diameter of circular arc platy structure is greater than the diameter of attaching nut 1 hollow circuit cylinder body structure, is less than the diameter of attaching nut 1 further groove.Described installed part 201 is arranged in the groove of attaching nut 1, thus realizes the connection of attaching nut 1 and cable hood 2; The number of installed part 201 is 4, and is evenly distributed on the end face of connector 202; And the angle D in installed part 201 between adjacent two installed part 201 adjacent edges is 35 ~ 40 degree, reduce installation difficulty;
Described grommet 3 is the conical structure of band waist through hole, and described through hole is cable passage, in the cavity structure that grommet 3 is arranged on electric connector, attaching nut 1 and cable hood 2 form, and contacts with cable hood 2 with electric connector respectively; Waist through hole is close to by axial compression and cable, and realize sealing, the tapering of grommet 3 is consistent with connector 202 inner circular taper hole tapering, and optimized angle is 5 degree, improves and compresses effect.
Attaching nut 1 for elastic composite is made, is preferably polyether-ether-ketone with cable hood 2, improve surface metalation effect, and metalized is carried out on surface; Described grommet 3 is made for High tear resistance silicon rubber, attaching nut 1 and cable hood 2 be made up of elastic composite and surface through metalized, compared with existing metal species hood, lightweight, corrosion resistance is strong;
During assembling, first by certain power, the installed part 201 of cable hood 2 is pressed in the groove A of attaching nut 1 by the guiding surface inside attaching nut 1 upper surface; Because composite material has certain elasticity, the installed part 201 of cable hood 2 is pressed in the groove A of attaching nut 1 and can returns to original state; Attaching nut 1 is made to capture cable hood 2 and cable hood 2 can freely rotate.Secondly, grommet 3 is arranged in cavity structure that attaching nut 1 and cable hood 2 form, and fit in the bellmouth face of grommet 3 outer conical surface and connector 202.
During use, by cable through after the cable passage of grommet 3, attaching nut 1 is threaded connection with electric connector afterbody, thus compress cable hood 2, and then make grommet 3 axial compression radial direction thicker, grommet 3 and electric connector afterbody, cable hood 2 and cable are close to, realize sealing, to improve the corrosion-resistant of system and sealing property.Grommet 3 cylindrical adopts pyramidal structure and cable passage to adopt mounting hole structure, and is close to electric connector and cable hood 2 and cable by after axial compression power, realizes sealing, compared with existing sealant pouring and sealing mode, has the advantage that can repeatedly dismantle.
Although embodiment of the present utility model describes in detail by reference to the accompanying drawings, it is not the restriction to this patent protection range.In claim limited range, those skilled in the art is without creating the work various amendment that can make or adjustment still by the protection of this patent.

Claims (10)

1. the light-duty electric connector of a resistance to environment hood, is characterized in that: comprise attaching nut (1), cable hood (2) and grommet (3);
Described attaching nut (1) is hollow circuit cylinder body structure, and attaching nut (1) is connected with electric connector afterbody by screw thread;
Described cable hood (2) comprises installed part (201), connector (202) and cable tray (203), described connector (202) is cirque structure, and connector (202) inside is in pyramid type, described installed part (201) and cable tray (203) are fixedly connected with two end faces of connector (202) respectively, and cable tray (203) is for supporting cable and fixing; Installed part (201) is arranged in the groove of attaching nut (1), realizes the connection of attaching nut (1) and cable hood (2);
Described grommet (3) is the conical structure of band through hole, grommet (3) is arranged in the cavity structure that electric connector, attaching nut (1) and cable hood (2) form, and contacts with cable hood (2) with electric connector respectively.
2. the light-duty electric connector of the resistance to environment hood of one according to claim 1, it is characterized in that: the inside that described attaching nut (1) is cylindrical structure has the groove of annular, and the dead in line of the axis of toroidal cavity and attaching nut (1) cylindrical structure; The part of attaching nut (1) cylindrical structure inwall between lower surface and toroidal cavity has screw thread.
3. the light-duty electric connector of the resistance to environment hood of one according to claim 1, it is characterized in that: described installed part (201) is circular arc platy structure, the arc surface of described circular arc platy structure gives prominence to the face of cylinder of connector (202), and the diameter of circular arc platy structure is greater than the diameter of attaching nut (1) hollow circuit cylinder body structure, be less than the diameter of attaching nut (1) further groove.
4. the light-duty electric connector of the resistance to environment hood of one according to claim 1, is characterized in that: described attaching nut (1) and cable hood (2) are made up of elastic composite, and metalized is carried out on surface; Described grommet (3) is made for High tear resistance silicon rubber.
5. the light-duty electric connector of the resistance to environment hood of one according to claim 4, is characterized in that: described elastic composite is polyether-ether-ketone.
6. the light-duty electric connector of the resistance to environment hood of one according to claim 1, is characterized in that: the number of described installed part (201) is 4, and is evenly distributed on the end face of connector (202).
7. the light-duty electric connector of the resistance to environment hood of one according to claim 4, is characterized in that: the angle D in described installed part (201) between adjacent two installed part (201) adjacent edges is 35 ~ 40 degree.
8. the light-duty electric connector of the resistance to environment hood of one according to claim 1, is characterized in that: the tapering of described grommet (3) is consistent with the tapering of connector (202) inner circular cone.
9. a kind of light-duty electric connector of resistance to environment hood according to claims 8, is characterized in that: the tapering of described grommet (3) and the tapering of connector (202) inner circular cone are 5 degree.
10. the light-duty electric connector of the resistance to environment hood of one according to claim 1, it is characterized in that: the end face that described attaching nut (1) deviates from electric connector has inside lead angle, the span of described lead angle is: 30 ~ 45 degree.
CN201520594608.1U 2015-08-07 2015-08-07 Light -duty electric connector of resistant environment hood Active CN205178136U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520594608.1U CN205178136U (en) 2015-08-07 2015-08-07 Light -duty electric connector of resistant environment hood

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520594608.1U CN205178136U (en) 2015-08-07 2015-08-07 Light -duty electric connector of resistant environment hood

Publications (1)

Publication Number Publication Date
CN205178136U true CN205178136U (en) 2016-04-20

Family

ID=55742076

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520594608.1U Active CN205178136U (en) 2015-08-07 2015-08-07 Light -duty electric connector of resistant environment hood

Country Status (1)

Country Link
CN (1) CN205178136U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105846228A (en) * 2016-06-14 2016-08-10 贵州航天电器股份有限公司 Light round electric connector
CN106129700A (en) * 2016-06-14 2016-11-16 贵州航天电器股份有限公司 Lightness round electric connector tail accessory
CN110911885A (en) * 2019-12-09 2020-03-24 中航沈飞民用飞机有限责任公司 Combined connector accessory and application

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105846228A (en) * 2016-06-14 2016-08-10 贵州航天电器股份有限公司 Light round electric connector
CN106129700A (en) * 2016-06-14 2016-11-16 贵州航天电器股份有限公司 Lightness round electric connector tail accessory
CN110911885A (en) * 2019-12-09 2020-03-24 中航沈飞民用飞机有限责任公司 Combined connector accessory and application

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