CN209822984U - Structure for preventing tail of cable of connecting device for charging electric automobile from being disconnected - Google Patents
Structure for preventing tail of cable of connecting device for charging electric automobile from being disconnected Download PDFInfo
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- CN209822984U CN209822984U CN201920905981.2U CN201920905981U CN209822984U CN 209822984 U CN209822984 U CN 209822984U CN 201920905981 U CN201920905981 U CN 201920905981U CN 209822984 U CN209822984 U CN 209822984U
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- cable
- cable clamp
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses a prevent that electric automobile charges with structure of connecting device cable afterbody off-line. The dynamics of the cable preforming structure of current connecting device afterbody for charging is not enough. The utility model consists of a first cable clamp, a second cable clamp, an internal fixing rubber block, a bolt and a fixing ring; the inner walls of the first cable clamp and the second cable clamp are respectively provided with a first clamping block, a second clamping block, a circumferential limiting block, an axial limiting block and a cable stop block which are integrally formed. The fixing rubber block of the utility model increases the friction force of the cable jacket in the pulling process; the arc-shaped flanges of the fixing ring are limited by the axial limiting blocks and the circumferential limiting blocks of the first cable clamp and the second cable clamp, so that the first cable clamp and the second cable clamp are prevented from moving and rotating in the pulling process; the cable stop block plays a role in radial limiting on the cable; the circular arc-shaped bulges of the first clamping block and the second clamping block are staggered in the circumferential direction, so that the cable is compressed without piercing the outer cover of the cable, and the cable is prevented from loosening in the pulling process.
Description
Technical Field
The utility model belongs to the technical field of new forms of energy electric automobile spare part, concretely relates to prevent that electric automobile charges with structure of connecting device cable afterbody off-line.
Background
The charging connecting device is used as a charging connector of the electric automobile, is a bridge for connecting charging facilities such as a charging pile and the like and the electric automobile, and is also related to the safety of a user during charging; particularly, in actual use, the operator is not necessarily a professional, and therefore the quality of the charging connection device directly affects the charging performance and safety.
The tail structure design of the connecting device for charging in the current market generally adopts a tabletting structure combined with a TPU cable tail sleeve to fix and seal a cable; however, in long-term use, the cable pressing sheet structure at the tail part of the connecting device for charging is not enough in force, and the cable cannot be pressed, so that the cable is loosened; and when the rifle that charges during operation, because the cable temperature risees, the texture becomes soft, also easily causes the cable not hard up to lead to sealed afterbody cable damage, sealed inefficacy scheduling problem. Simultaneously after long-term the use, the charging cable can not appear carrying out the communication with filling electric pile then can not fix, appears charging cable distortion when serious and can't resume, signal line disconnection problem.
Disclosure of Invention
The utility model aims at providing a to the not enough of prior art, provide a prevent that electric automobile charges with structure of connecting device cable afterbody off-line.
In order to achieve the purpose of the invention, the utility model adopts the following technical scheme:
the utility model consists of a first cable clamp, a second cable clamp, an internal fixing rubber block, a bolt and a fixing ring; the fixing ring consists of a sleeve, a cylinder seat and an arc-shaped flange which are integrally formed; the sleeve and the arc-shaped flanges are respectively arranged at two ends of the cylindrical seat; the two arc flanges are symmetrically arranged and are coaxially arranged with the cylinder seat; the arc-shaped flanges are composed of connecting blocks and limiting blocks which are integrally formed; the connecting block is connected with the cylinder seat; a limiting groove is formed between the end surfaces of the arc-shaped flanges and the cylinder seat; 2-4 through holes I are formed in the positions, outside the two arc flanges, on the end face, connected with the arc flanges, of the cylinder seat.
The structure of the first cable clamp and the structure of the second cable clamp are completely consistent, and the first cable clamp and the second cable clamp are enclosed to form a cylinder integrally; the inner walls of the first cable clamp and the second cable clamp are respectively provided with a first clamping block, a second clamping block, a circumferential limiting block, an axial limiting block and a cable stop block which are integrally formed; the axial limiting block and the cable stop block are respectively arranged at two ends; the axial limiting block is arc-shaped, and the arc length is equal to that of the arc-shaped flange; two ends of the axial limiting block are respectively connected with a circumferential limiting block; the circumferential diameter of the innermost point of the circumferential limiting block is smaller than the diameter of the inner cambered surface of the axial limiting block; the inner end face of each circumferential limiting block is connected with a second clamping block; the two first clamping blocks are arranged between the second clamping blocks and the cable stop block at intervals along the axial direction; the first clamping block is provided with at least three first arc-shaped bulges which are equidistantly distributed along the circumferential direction, and an arc-shaped notch is formed between every two adjacent first arc-shaped bulges; the second clamping block is provided with one or two circular arc-shaped bulges II; all the circular arc-shaped bulges II of each clamping block II are aligned with the circular arc-shaped notches at the corresponding ends of the clamping blocks I in the circumferential position; an internal fixing rubber block is embedded in the space between the two clamping blocks I; the inner fixed rubber block is arc-shaped; the circumferential diameter of the innermost point of the first clamping block is equal to the circumferential diameter of the innermost point of the second clamping block, smaller than the diameter of the inner arc surface of the cable stop block, and smaller than or equal to the circumferential diameter of the innermost point of the circumferential limiting block. The first cable clamp and the second cable clamp are connected through a bolt and a nut.
Furthermore, if the number of the first through holes is two, the central angle between the first through holes is 180 degrees; if the number of the first through holes is three, the central angle between two first through holes is 60 degrees, and the central angle between the two first through holes and the central angle between the other first through holes is 150 degrees; if the number of the first through holes is four, the first through holes are divided into two groups which are symmetrically arranged, and the central angle between the two first through holes in the same group is 60 degrees.
Furthermore, two through holes II are formed in the contact surfaces of the cable clamp I and the cable clamp II; two bolt head placing holes are formed in the outer wall of the first cable clamp and are coaxial with two through holes of the first cable clamp respectively; two bolt head placing holes are formed in the outer wall of the cable clamp II and are coaxial with the two through holes of the cable clamp II respectively; and the through holes two corresponding to the first cable clamp and the second cable clamp are connected through bolts and nuts.
The beneficial effects of the utility model reside in that:
the inner fixing rubber block is added in the first cable clamp and the second cable clamp, so that the friction force of the cable jacket of the connecting device for charging in the pulling process is increased, a certain sealing effect can be achieved, and the water in the rain or water splashing process is prevented from directly entering the cavity of the connecting device for charging; the first cable clamp and the second cable clamp are hung on the fixing ring, and the arc-shaped flanges of the fixing ring are axially limited by the axial limiting blocks of the first cable clamp and the second cable clamp and can be used for preventing the first cable clamp and the second cable clamp from moving and falling off in the pulling process; meanwhile, the arc-shaped flanges of the fixing ring are circumferentially limited by the circumferential limiting blocks of the first cable clamp and the second cable clamp, and can be used for preventing the first cable clamp and the second cable clamp from rotating; the cable stop blocks of the first cable clamp and the second cable clamp play a role in radially limiting the cables of the connecting device for charging; the first arc-shaped bulge and the second arc-shaped bulge of the first clamping block play a role in compressing the cables of the connecting device for charging, but the cables cannot penetrate through the outer cover of the cables, and the second arc-shaped bulge is staggered with the first arc-shaped bulge in a circumferential position, so that a better compressing effect can be achieved, and the cables of the connecting device for charging are prevented from being loosened in the pulling process. Therefore, the utility model discloses can effectively prevent the condition that the cable afterbody takes off the line and the afterbody broken string from appearing in the in-service use process. The utility model discloses do insulating, withstand voltage test all not have unusually many times, use the back electric property good.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
fig. 2 is an assembled cross-sectional view of the present invention;
fig. 3 is a perspective view of the first cable clamp of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1, a structure for preventing the tail part of a cable of a connecting device for charging an electric vehicle from being disconnected comprises a cable clamp I1, a cable clamp II 2, an internal fixing rubber block 3, a bolt 4 and a fixing ring 6; the fixed ring 6 consists of an integrally formed sleeve, a cylindrical seat and an arc-shaped flange; the sleeve and the arc-shaped flanges are respectively arranged at two ends of the cylindrical seat; the two arc flanges are symmetrically arranged and are coaxially arranged with the cylinder seat; the arc-shaped flanges are composed of connecting blocks and limiting blocks which are integrally formed; the connecting block is connected with the cylinder seat; a limiting groove is formed between the end surfaces of the arc-shaped flanges and the cylinder seat; 2-4 first through holes are formed in the end face, connected with the arc-shaped flanges, of the cylinder seat and positioned outside the two arc-shaped flanges; if the number of the first through holes is two, the central angle between the first through holes is 180 degrees; if the number of the first through holes is three, the central angle between two first through holes is 60 degrees, and the central angle between the two first through holes and the central angle between the other first through holes is 150 degrees; if the number of the first through holes is four, the first through holes are divided into two groups which are symmetrically arranged, and the central angle between the two first through holes in the same group is 60 degrees.
As shown in fig. 3, the structure of the first cable clamp 1 is completely consistent with that of the second cable clamp 2, and the first cable clamp 1 and the second cable clamp 2 are enclosed to form a cylinder; the inner walls of the cable clamp I1 and the cable clamp II 2 are respectively provided with a clamp block I1-1, a clamp block II 1-2, a circumferential limiting block 1-3, an axial limiting block 1-4 and a cable stop block 1-5 which are integrally formed; the axial limiting blocks 1-4 and the cable stop blocks 1-5 are respectively arranged at two ends; the axial limiting blocks 1-4 are arc-shaped, and the arc length is equal to that of the arc-shaped flanges; two ends of the axial limiting blocks 1-4 are respectively connected with a circumferential limiting block 1-3; the circumferential diameter of the innermost point of the circumferential limiting block 1-3 is smaller than the diameter of the inner cambered surface of the axial limiting block 1-4; the inner end face of each circumferential limiting block 1-3 is connected with a clamping block II 1-2; the two clamping blocks I1-1 are arranged between the clamping blocks II 1-2 and the cable stop blocks 1-5 at intervals along the axial direction; the clamping block I1-1 is provided with at least three circular arc bulges I which are arranged at equal intervals along the circumferential direction, and a circular arc notch 1-6 is formed between every two adjacent circular arc bulges I; the clamping block II 1-2 is provided with one or two circular arc bulges II 1-7; all the circular arc-shaped bulges II of each clamping block II 1-2 are aligned with the circular arc-shaped notches 1-6 of the clamping blocks I1-1 at the corresponding ends in the circumferential position; an inner fixing rubber block 3 is embedded in the space between the two clamping blocks I1-1; the inner fixed rubber block 3 is arc-shaped; the circumferential diameter of the innermost point of the first clamping block 1-1 is equal to the circumferential diameter of the innermost point of the second clamping block 1-2, smaller than the diameter of the inner arc surface of the cable stop block 1-5, and smaller than or equal to the circumferential diameter of the innermost point of the circumferential limiting block 1-3. The cable clamp I1 and the cable clamp II 2 are provided with two through holes II 1-8 on the contact surfaces; two bolt head placing holes are formed in the outer wall of the cable clamp I1 and are respectively coaxial with two through holes of the cable clamp I1; two bolt head placing holes are formed in the outer wall of the cable clamp II 2 and are coaxial with the two through holes of the cable clamp II 2 respectively; and the through holes II corresponding to the positions of the first cable clamp 1 and the second cable clamp 2 are connected through bolts 4 and nuts.
As shown in fig. 2, the utility model discloses during installation use, the connecting device cable 5 for charging passes solid fixed ring 6's sleeve, then with the sleeve embedding charge with in the connecting device's casing, every through-hole one on solid fixed ring 6's the drum seat and charge with a screw hole that corresponds on connecting device's the casing pass through the screw connection. Then, an inner fixing rubber block 3 is embedded into the space between the two clamping blocks I1-1 of the cable clamp I1, an inner fixing rubber block 3 is embedded into the space between the two clamping blocks I1-1 of the cable clamp II 2, and the cable clamp I1 and the cable clamp II 2 are symmetrically arranged; axial limiting blocks 1-4 of the first cable clamp 1 and the second cable clamp 2 are respectively embedded into a limiting groove corresponding to the fixing ring 6; and finally, connecting through holes II corresponding to the positions of the first cable clamp 1 and the second cable clamp 2 through bolts 4 and nuts.
The inner fixing rubber block 3 is added in the first cable clamp 1 and the second cable clamp 2 of the utility model, which increases the friction force of the cable 5 of the connecting device for charging in the pulling process, and can also play a certain sealing effect to prevent water from directly entering the cavity of the connecting device for charging in the rain or water splashing process; the first cable clamp 1 and the second cable clamp 2 are hung on the fixing ring 6, and the arc-shaped flanges of the fixing ring 6 are axially limited by the axial limiting blocks 1-4 of the first cable clamp 1 and the second cable clamp 2, so that the first cable clamp 1 and the second cable clamp 2 can be prevented from moving and falling off in the pulling process; meanwhile, the arc-shaped flanges of the fixing ring 6 are circumferentially limited by the circumferential limiting blocks 1-3 of the first cable clamp 1 and the second cable clamp 2, and can be used for preventing the first cable clamp 1 and the second cable clamp 2 from rotating; the cable stop blocks 1-5 of the cable clamp I1 and the cable clamp II 2 play a role in radially limiting the cable 5 of the connecting device for charging; the first arc-shaped bulge 1-1 of the first clamping block and the second arc-shaped bulge 1-7 of the second clamping block 1-2 play a role in compressing the charging connecting device cable 5, and the second arc-shaped bulge 1-7 and the arc-shaped bulge are staggered in a circumferential position, so that a better compressing effect can be achieved, and the charging connecting device cable 5 is prevented from loosening in the pulling process. Therefore, the utility model discloses can effectively prevent the condition that the cable afterbody takes off the line and the afterbody broken string from appearing in the in-service use process.
Claims (3)
1. The utility model provides a prevent that electric automobile charges with structure of connecting device cable afterbody off-line which characterized in that: the cable clamp comprises a cable clamp I, a cable clamp II, an internal fixing rubber block, a bolt and a fixing ring; the fixing ring consists of a sleeve, a cylinder seat and an arc-shaped flange which are integrally formed; the sleeve and the arc-shaped flanges are respectively arranged at two ends of the cylindrical seat; the two arc flanges are symmetrically arranged and are coaxially arranged with the cylinder seat; the arc-shaped flanges are composed of connecting blocks and limiting blocks which are integrally formed; the connecting block is connected with the cylinder seat; a limiting groove is formed between the end surfaces of the arc-shaped flanges and the cylinder seat; 2-4 first through holes are formed in the end face, connected with the arc-shaped flanges, of the cylinder seat and positioned outside the two arc-shaped flanges;
the structure of the first cable clamp and the structure of the second cable clamp are completely consistent, and the first cable clamp and the second cable clamp are enclosed to form a cylinder integrally; the inner walls of the first cable clamp and the second cable clamp are respectively provided with a first clamping block, a second clamping block, a circumferential limiting block, an axial limiting block and a cable stop block which are integrally formed; the axial limiting block and the cable stop block are respectively arranged at two ends; the axial limiting block is arc-shaped, and the arc length is equal to that of the arc-shaped flange; two ends of the axial limiting block are respectively connected with a circumferential limiting block; the circumferential diameter of the innermost point of the circumferential limiting block is smaller than the diameter of the inner cambered surface of the axial limiting block; the inner end face of each circumferential limiting block is connected with a second clamping block; the two first clamping blocks are arranged between the second clamping blocks and the cable stop block at intervals along the axial direction; the first clamping block is provided with at least three first arc-shaped bulges which are equidistantly distributed along the circumferential direction, and an arc-shaped notch is formed between every two adjacent first arc-shaped bulges; the second clamping block is provided with one or two circular arc-shaped bulges II; all the circular arc-shaped bulges II of each clamping block II are aligned with the circular arc-shaped notches at the corresponding ends of the clamping blocks I in the circumferential position; an internal fixing rubber block is embedded in the space between the two clamping blocks I; the inner fixed rubber block is arc-shaped; the circumferential diameter of the innermost point of the first clamping block is equal to the circumferential diameter of the innermost point of the second clamping block, is smaller than the diameter of the inner arc surface of the cable stop block, and is smaller than or equal to the circumferential diameter of the innermost point of the circumferential limiting block; the first cable clamp and the second cable clamp are connected through a bolt and a nut.
2. The structure for preventing the tail part of the cable of the connecting device for charging the electric automobile from being disconnected according to claim 1, characterized in that: if the number of the first through holes is two, the central angle between the first through holes is 180 degrees; if the number of the first through holes is three, the central angle between two first through holes is 60 degrees, and the central angle between the two first through holes and the central angle between the other first through holes is 150 degrees; if the number of the first through holes is four, the first through holes are divided into two groups which are symmetrically arranged, and the central angle between the two first through holes in the same group is 60 degrees.
3. The structure for preventing the tail part of the cable of the connecting device for charging the electric automobile from being disconnected according to claim 1 or 2, characterized in that: the first cable clamp and the second cable clamp are provided with two through holes II on contact surfaces; two bolt head placing holes are formed in the outer wall of the first cable clamp and are coaxial with two through holes of the first cable clamp respectively; two bolt head placing holes are formed in the outer wall of the cable clamp II and are coaxial with the two through holes of the cable clamp II respectively; and the through holes two corresponding to the first cable clamp and the second cable clamp are connected through bolts and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905981.2U CN209822984U (en) | 2019-06-17 | 2019-06-17 | Structure for preventing tail of cable of connecting device for charging electric automobile from being disconnected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905981.2U CN209822984U (en) | 2019-06-17 | 2019-06-17 | Structure for preventing tail of cable of connecting device for charging electric automobile from being disconnected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209822984U true CN209822984U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920905981.2U Active CN209822984U (en) | 2019-06-17 | 2019-06-17 | Structure for preventing tail of cable of connecting device for charging electric automobile from being disconnected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209822984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113270222A (en) * | 2021-05-12 | 2021-08-17 | 江西广通电缆股份有限公司 | Novel cable of high temperature resistant multi-stranded conductor structure |
-
2019
- 2019-06-17 CN CN201920905981.2U patent/CN209822984U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113270222A (en) * | 2021-05-12 | 2021-08-17 | 江西广通电缆股份有限公司 | Novel cable of high temperature resistant multi-stranded conductor structure |
| CN113270222B (en) * | 2021-05-12 | 2022-09-13 | 江西广通电缆股份有限公司 | Novel cable of high temperature resistant multi-stranded conductor structure |
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