CN211166742U - Metal cable fixing head for new energy motor - Google Patents
Metal cable fixing head for new energy motor Download PDFInfo
- Publication number
- CN211166742U CN211166742U CN201921681399.9U CN201921681399U CN211166742U CN 211166742 U CN211166742 U CN 211166742U CN 201921681399 U CN201921681399 U CN 201921681399U CN 211166742 U CN211166742 U CN 211166742U
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- cable
- new energy
- fixing head
- sealing body
- ring
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Abstract
The utility model relates to a metal cable fixed head for new forms of energy motor for the fixed cable, the cable has cable conductor and shielding layer, new forms of energy motor has motor casing, the cable fixed head is fixed in motor casing, and it includes threaded sleeve, lock nut, shell, compresses tightly subassembly and wire-sealing body, the shell has the inside snap ring that stretches inwards near the end of cable, the inside snap ring connects a sheath, the sheath cup joints the cable, threaded sleeve entangles the cable, threaded sleeve and lock nut compress tightly the shielding layer through threaded connection, in order to be connected the shielding layer with the shell; the pressing assembly is assembled with the shell and applies pressure to the wire sealing body to fix the wire sealing body, and the wire sealing body is used for enabling a cable core wire to penetrate through to conduct assembly type sealing on the cable core wire, so that the cable core wire has good shielding and sealing effects.
Description
Technical Field
The utility model relates to a cable fixed head technical field, concretely relates to metal cable fixed head for new forms of energy motor.
Background
At present, under the promotion of a large environment for increasing environmental protection and national policies, a new energy automobile is developed greatly, a rotary motor is used as a key component of the new energy automobile, the demand is increased, a fixing device is needed for connecting an internal signal control cable and an external signal control cable of the motor, the conventional common cable fixing head is in threaded connection, the shielding and sealing effects are poor, and the temperature resistance cannot meet the requirement that the internal temperature of the motor is between-40 ℃ and +150 ℃.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a metal cable fixing head for a new energy motor having good shielding and sealing effects.
A metal cable fixing head for a new energy motor is used for fixing a cable, the cable is provided with a cable core wire and a shielding layer, the new energy motor is provided with a motor shell, the cable fixing head is fixed on the motor shell and comprises a threaded sleeve, a locking nut, a shell, a pressing assembly and a wire sealing body, an inner clamping ring extending inwards is arranged at the end face, close to the cable, of the shell, a sheath is connected in the inner clamping ring, the sheath is sleeved on the cable, the threaded sleeve is sleeved on the cable, and the threaded sleeve and the locking nut are connected through threads to press the shielding layer so as to connect the shielding layer with the shell; the pressing assembly is assembled with the shell and applies pressure to the wire sealing body to fix the wire sealing body, and the wire sealing body is used for enabling a cable core wire to penetrate through so as to perform assembled sealing on the cable core wire.
Preferably, the shell is provided with a groove, the groove is provided with a sealing ring, and the cross section of the sealing ring is circular.
Preferably, the sheath is arranged at the front end of the threaded sleeve, and one end of the sheath, which is far away from the inner snap ring, is abutted against the locking nut.
Preferably, one end of the sheath close to the inner snap ring is a convex ring, and the convex ring and the inner snap ring are mutually connected in a clamping manner.
Preferably, the pressing assembly comprises a first pressing ring, and the first pressing ring is arranged at a position next to the threaded sleeve along the direction of the cable passing through the threaded sleeve and is used for separating the cable cores.
Preferably, the pressing assembly further comprises a locking piece and a second pressing ring, the two pressing rings clamp the wire sealing body from two sides respectively, the second pressing ring is pressed by the locking piece, one end of the first pressing ring abuts against the wire sealing body, and the other end of the first pressing ring abuts against the threaded sleeve.
Preferably, the shell is internally provided with a step, one side of the threaded sleeve is lapped on the step, and the other side of the threaded sleeve is pressed by the second pressing ring.
Preferably, the wire sealing body is a high-temperature-resistant fluororubber wire sealing body.
Preferably, the housing is further provided with a mounting hole through which a fastener is passed to mount the metal cable fixing head for the new energy motor to the motor housing.
In the metal cable fixing head for the new energy motor, the shielding layer is compressed through the threaded connection of the threaded sleeve and the locking nut, so that the stable connection between the cable shielding layer and the shell is realized, and a good shielding effect is achieved; the cable core wire passes through the high-temperature-resistant wire sealing body to realize assembled sealing, the sealing mode is visual, the reliability is high, and the disassembly and the maintenance are convenient, so that the cable fixing head has a good sealing effect and a high-temperature-resistant effect.
Drawings
Fig. 1 is a sectional view of a metal cable fixing head for a new energy motor according to embodiment 1 of the present invention.
Fig. 2 is a top view of a metal cable fixing head for a new energy motor according to embodiment 1 of the present invention.
Fig. 3 is a left side view of the metal cable fixing head for the new energy motor according to embodiment 1 of the present invention.
Fig. 4 is a cross-sectional view of a metal cable fixing head for a new energy motor according to embodiment 2 of the present invention.
Fig. 5 is a left side view of the metal cable fixing head for the new energy motor according to embodiment 2 of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and drawings.
Example 1
Referring to fig. 1 and 2, a metal cable fixing head 100 for a new energy motor according to embodiment 1 of the present invention is shown, and is used for fixing a cable 1, where the cable 1 has a cable core 11 and a shielding layer, the new energy motor has a motor housing, the cable fixing head 100 is fixed to the motor housing, and includes a threaded sleeve 21, a lock nut 22, a pressing component, a housing 23, and a wire sealing body 24, where the housing 23 has an inward extending inner snap ring 232 near an end surface of the cable 1, the inner snap ring 232 is internally connected with a sheath 27 for protecting the cable 1, the sheath 27 is sleeved on the cable 1, the threaded sleeve 21 is sleeved on the cable 1, and the threaded sleeve 21 and the lock nut 22 are connected through threads to press the shielding layer, so as to connect the shielding layer with the housing 23; the pressing component is assembled with the shell 23 and applies pressure to the wire sealing body 24 to fix the wire sealing body 24, and the wire sealing body 24 is used for a cable core 11 to pass through so as to perform assembled sealing on the cable core 11. Preferably, the housing 23 is a metal housing, which fully satisfies the salt spray and shielding requirements of the cable 1.
Preferably, the housing 1 is provided with a groove, the groove is provided with a sealing ring 26, and the cross section of the sealing ring 26 is circular. Further, when the cable fixing head 100 is installed in a motor housing, the sealing ring 26 is matched with the motor hole to realize an air-tight sealing effect.
Preferably, the sheath 27 is arranged at the front end of the threaded sleeve 21, and one end of the sheath 27 far away from the inner snap ring 232 abuts against the locking nut 22.
Preferably, one end of the sheath 27 close to the inner snap ring 232 is provided with a convex ring 271, and the convex ring 271 and the inner snap ring 232 are mutually clamped and connected.
Preferably, the pressing assembly comprises a first pressing ring 282, the first pressing ring 282 is arranged at a position next to the threaded sleeve 21 along the direction of the cable 1 passing through the threaded sleeve 21, and the first pressing ring 282 is used for separating the cable core 11 so as to facilitate the subsequent use of the cable core 11. The wire sealing body 24 is fixed behind the first pressing ring 282.
The pressing assembly further comprises a locking member 29 and a second pressing ring 281, the two pressing rings clamp the wire sealing body 24 from two sides respectively, the second pressing ring 281 is pressed by the locking member 29, one end of the first pressing ring 282 abuts against the wire sealing body 24, the other end of the first pressing ring 282 abuts against the threaded sleeve 21, the wire sealing body 24 is tightly connected with the second pressing ring 281 and the first pressing ring 282 respectively, pressing force from left to right is formed, and the cable fixing head 100 is tightly assembled with the cable 1. Preferably, in the embodiment of the present invention, the locking member 29 is a nut.
Preferably, the housing 23 further has a step therein, and the threaded sleeve 21 is overlapped on the step on one side and pressed by the first pressing ring 282 on the other side.
Preferably, the wire sealing body 24 is a high temperature resistant fluororubber wire sealing body, and is made of a special material resistant to high temperature, low temperature and Mobil lubricating oil, so as to ensure that the cable 1 still normally works in a high temperature and high humidity environment.
Referring to fig. 1 and 3, the housing 23 is further provided with a mounting hole 231, and the metal cable fixing head 100 for the new energy motor is fixedly mounted to the motor housing by passing a fastener through the mounting hole 231.
In the metal cable fixing head 100 for the new energy motor, the cable core wire 11 of the cable 1 passes through the high temperature resistant fluororubber sealing body to realize air sealing, enhance the temperature resistance and ensure that the cable 1 still normally works in a high temperature and high humidity environment; the shielding layer is compressed through the threaded connection between the threaded sleeve 21 and the locking nut 22, and the cable shielding layer is directly connected to the metal shell, so that the shielding effect and the sealing effect are enhanced; when the shell 23 is installed in the motor casing, the sealing ring 26 is matched with the motor hole to enhance the sealing function. The metal cable fixing head 100 of the new energy motor is reliable in connection, good in sealing effect, capable of meeting the requirement of-40 ℃ to +150 ℃ inside the motor due to temperature resistance, capable of solving the blank of signal connection of the rotary transformer, and widely applied to integrated connector harness assemblies of new energy electric vehicles and electric vehicle rotary transformers or other occasions needing electric signal transmission.
Example 2
Referring to fig. 4, a metal cable fixing head 100 for a new energy motor according to embodiment 2 of the present invention is shown, and is used for fixing a cable 1, where the cable 1 has a cable core 11 and a shielding layer, the new energy motor has a motor housing, the cable fixing head 100 is fixed to the motor housing, and includes a threaded sleeve 21, a locking nut 22, a pressing component, a housing 23, and a wire sealing body 24, where the housing 23 has an inward extending inner snap ring 232 near an end surface of the cable 1, the inner snap ring 232 is inscribed with a first sheath 27 for protecting the cable 1, the first sheath 27 is sleeved on the cable 1, the threaded sleeve 21 is sleeved on the cable 1, and the threaded sleeve 21 and the locking nut 22 are connected through threads to press the shielding layer, so as to connect the shielding layer with the housing 23; the pressing component is assembled with the shell 23 and applies pressure to the wire sealing body 24 to fix the wire sealing body 24, and the wire sealing body 24 is used for a cable core 11 to pass through so as to perform assembled sealing on the cable core 11. Preferably, the housing 23 is a metal housing, which fully satisfies the salt spray and shielding requirements of the cable 1.
Preferably, the housing 1 is provided with two grooves, the two grooves are respectively provided with a sealing ring 26, and the cross sections of the two sealing rings 26 are circular. Further, when the cable fixing head 100 is installed in a motor housing, the two sealing rings 26 are matched with the motor hole to realize an air-tight effect.
Preferably, the first sheath 27 is disposed at the front end of the threaded sleeve 21, and an end of the first sheath 27 away from the inner snap ring 232 abuts against the lock nut 22.
Preferably, one end of the first sheath 27 close to the inner snap ring 232 is provided with a convex ring 271, and the convex ring 271 and the inner snap ring 232 are mutually clamped and connected.
Preferably, the locking assembly comprises a first clamping ring 282, the first clamping ring 282 is arranged at a position next to the threaded sleeve 21 along the direction of the cable 1 passing through the threaded sleeve 21, and the first clamping ring 282 is used for separating the cable core 11 so as to facilitate the subsequent use of the cable core 11. The wire sealing body 24 is fixedly arranged behind the first pressing ring 282, and the wire sealing body 24 is used for a cable core 11 to pass through so as to perform assembly type sealing on the cable core 11.
Preferably, the pressing assembly further includes a locking member 291 and a second pressing ring 281, the two pressing rings respectively clamp the wire sealing body 24 from two sides, the second pressing ring 281 is pressed by the locking member 291, one end of the first pressing ring 282 abuts against the wire sealing body 24, and the other end abuts against the threaded sleeve 21, so that the wire sealing body 24 is tightly connected with the second pressing ring 281 and the first pressing ring 282, and a left-to-right pressing force is formed, so that the cable fixing head 100 is tightly assembled with the cable 1. Preferably, in the embodiment of the present invention, the locking member 291 is a locking nut.
Preferably, one end of the wire sealing body 24 is further provided with a second sheath 242 for concentrating the cable core 11, and the housing 23 wraps the threaded sleeve 21, the locking nut 22, the wire sealing body 24, the second sheath 242, the second pressing ring 281, and the first pressing ring 282 to protect the metal cable fixing head 100.
Preferably, the housing 23 further has a step therein, and the threaded sleeve 21 is overlapped on the step on one side and pressed by the first pressing ring 282 on the other side.
Preferably, the wire sealing body 24 is a high temperature resistant fluororubber wire sealing body, and is made of a special material resistant to high temperature, low temperature and Mobil lubricating oil, so as to ensure that the cable 1 still normally works in a high temperature and high humidity environment.
Referring to fig. 4 and 5, two mounting holes 231 are respectively formed at two sides of the housing 23, the two mounting holes 231 are formed at positions of the second sheath 242 corresponding to the housing 23, and a fastener penetrates through the two mounting holes 231 to fixedly mount the metal cable fixing head 100 for the new energy motor to the motor housing.
In the metal cable fixing head 100 for the new energy motor, the cable core wire 11 of the cable 1 passes through the high temperature resistant fluororubber sealing body to realize air sealing, enhance the temperature resistance and ensure that the cable 1 still normally works in a high temperature and high humidity environment; the shielding layer is compressed through the threaded connection between the threaded sleeve 21 and the locking nut 22, and the cable shielding layer is directly connected to the metal shell, so that the shielding effect and the sealing effect are enhanced; when the shell 23 is installed in the motor shell, the two sealing rings 26 are matched with the motor hole to enhance the sealing function; the two mounting holes 231 facilitate mounting of the metal cable fixing head 100. The metal cable fixing head 100 of the new energy motor is reliable in connection, good in sealing effect, capable of meeting the requirement of-40 ℃ to +150 ℃ inside the motor due to temperature resistance, capable of solving the blank of signal connection of the rotary transformer, and widely applied to integrated connector harness assemblies of new energy electric vehicles and electric vehicle rotary transformers or other occasions needing electric signal transmission.
It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (9)
1. A metal cable fixing head for a new energy motor is used for fixing a cable, the cable is provided with a cable core wire and a shielding layer, the new energy motor is provided with a motor shell, and the cable fixing head is fixed on the motor shell; the pressing assembly is assembled with the shell and applies pressure to the wire sealing body to fix the wire sealing body, and the wire sealing body is used for enabling a cable core wire to penetrate through so as to perform assembled sealing on the cable core wire.
2. The metal cable fixing head for a new energy motor as claimed in claim 1, wherein the housing is provided with a groove provided with a sealing ring having a circular cross section.
3. The metal cable fixing head for the new energy motor as claimed in claim 1, wherein the sheath is disposed at a front end of the threaded sleeve, and an end of the sheath, which is far away from the inner snap ring, abuts against the lock nut.
4. The metal cable fixing head for the new energy motor as claimed in claim 1, wherein an end of the sheath close to the inner snap ring is a convex ring, and the convex ring and the inner snap ring are mutually connected in a snap fit manner.
5. The metal cable fixing head for a new energy motor according to claim 1, wherein the compression assembly includes a first clamping ring provided adjacent to the threaded sleeve in a direction in which the cable passes through the threaded sleeve, the first clamping ring being for separating the cable cores.
6. The metal cable fixing head for the new energy motor as claimed in claim 5, wherein the pressing assembly further comprises a locking member and a second pressing ring, the two pressing rings respectively clamp the wire sealing body from two sides, the second pressing ring is pressed by the locking member, one end of the first pressing ring abuts against the wire sealing body, and the other end of the first pressing ring abuts against the threaded sleeve.
7. The metal cable fixing head for a new energy motor as claimed in claim 6, wherein a step is further provided in the housing, and one side of the threaded sleeve is lapped on the step and the other side is pressed by the first pressing ring.
8. The metal cable fixing head for a new energy motor as claimed in claim 1, wherein the wire sealing body is a high temperature resistant fluororubber wire sealing body.
9. The metal cable fixing head for a new energy motor according to claim 1, wherein the housing is further provided with a mounting hole through which a fastener is passed to mount the metal cable fixing head for a new energy motor to the motor housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921681399.9U CN211166742U (en) | 2019-10-09 | 2019-10-09 | Metal cable fixing head for new energy motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921681399.9U CN211166742U (en) | 2019-10-09 | 2019-10-09 | Metal cable fixing head for new energy motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211166742U true CN211166742U (en) | 2020-08-04 |
Family
ID=71820601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921681399.9U Expired - Fee Related CN211166742U (en) | 2019-10-09 | 2019-10-09 | Metal cable fixing head for new energy motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211166742U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178836A (en) * | 2021-04-20 | 2021-07-27 | 海洋王照明科技股份有限公司 | Cable sealing joint |
-
2019
- 2019-10-09 CN CN201921681399.9U patent/CN211166742U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113178836A (en) * | 2021-04-20 | 2021-07-27 | 海洋王照明科技股份有限公司 | Cable sealing joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |