CN219498319U - Cylinder penetrating wire harness and mounting structure thereof - Google Patents
Cylinder penetrating wire harness and mounting structure thereof Download PDFInfo
- Publication number
- CN219498319U CN219498319U CN202320333473.8U CN202320333473U CN219498319U CN 219498319 U CN219498319 U CN 219498319U CN 202320333473 U CN202320333473 U CN 202320333473U CN 219498319 U CN219498319 U CN 219498319U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- wire harness
- connector
- penetrating
- sheath
- 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.)
- Active
Links
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a cylinder penetrating wire harness and an installation structure thereof, wherein a plug-in sealing piece and a cylinder body sealing piece are respectively arranged on the outer side of a plug-in connector and the outer side of a cylinder penetrating sheath of the cylinder penetrating wire harness, so that when the cylinder penetrating wire harness is installed on a cylinder body, multistage sealing of a cylinder penetrating connector is realized, and oil gas can be effectively prevented from leaking to the outside through the cylinder penetrating connector; meanwhile, a wire harness sealing plug is further arranged between the plugging sheath and the wire harness body, and colloid is filled between the insulating protection layer and the conductor of the wire, so that oil gas can be further prevented from leaking to the outside through gaps between different wires and gaps between the conductor of the wire and the insulating layer, the oil seepage preventing capability of the wire harness penetrating through the cylinder can be remarkably improved, and the service life of the wire harness penetrating through the cylinder can be prolonged.
Description
Technical Field
The utility model relates to the technical field of wire harness sealing structures, in particular to a cylinder penetrating wire harness and an installation structure thereof.
Background
The new energy automobile oil cooling motor is a power device for driving a vehicle, and in order to judge the running state of the motor, a rotation signal and a temperature signal are output to a motor controller in the motor, the running state of the motor is judged by the motor controller, the motor controller performs control according to a given strategy, and a cylinder penetrating wire harness in the oil cooling motor is a channel for transmitting internal and external information. The wire harness consists of a connector, wires and other accessories, and wires are bundled into a bundle according to arrangement through an outer coating. The wire harness is a neural network of an automobile, and the safety and the reliability of the wire harness are important automobile parts in terms of passenger safety and vehicle function realization.
When the oil-cooled motor operates, high-temperature and high-density oil gas can be generated in the closed shell. The high temperature not only affects the service life of the wire harness, but also can cause pressure difference between the inside and the outside of the shell, and poor sealing can cause oil gas to leak to the outside through gaps between conductors and insulating layers of the cylinder penetrating connector and the wires. This puts higher demands on the life of the cylinder penetrating wire harness installed inside the oil cooled motor and the oil penetration resistance.
Disclosure of Invention
Accordingly, the present utility model is directed to a cylinder harness and an installation structure thereof, which solve the technical problems mentioned in the background art.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the cylinder penetrating wire harness comprises a wire harness body, a connector connected with the wire harness body electrically and a cylinder penetrating connector connected with the connector in a pluggable manner, wherein the cylinder penetrating connector comprises a cylinder penetrating sheath and at least one contact pin arranged in the cylinder penetrating sheath, a first inserting cavity for inserting the connector and a second inserting cavity for inserting the connector are respectively formed in the front end and the rear end of the cylinder penetrating sheath, the contact pin penetrates through the cylinder penetrating sheath in the axial direction, the front end and the rear end of the contact pin extend into the first inserting cavity and the second inserting cavity respectively, and a plug sealing piece and a cylinder sealing piece are respectively arranged on the outer side of the connector and the outer side of the cylinder penetrating sheath;
the second insertion cavity and/or the first insertion cavity are/is internally provided with a pin sealing element, and the end part of the pin penetrates through the pin sealing element and protrudes out of the end face of the pin sealing element.
In a preferred embodiment, the cylinder body sealing member and the plug sealing member are annular and respectively sleeved on the outer peripheral walls of the cylinder penetrating sheath and the plug.
In a preferred embodiment, the contact pin and the cylinder penetrating sheath are injection molded, and the contact pin is provided with at least one fixing convex ring on the peripheral wall of the region matched with the cylinder penetrating sheath along the circumferential direction.
In a preferred embodiment, the pin seal is injection molded inside the cavity of the first and/or second insertion cavity.
In a preferred embodiment, the connector comprises a connector sheath matched with the second insertion cavity and at least one connector terminal axially arranged inside the connector sheath, the end part of the wire harness body is inserted into the connector sheath and is electrically connected to one end of the connector terminal, the other end of the connector terminal is electrically connected to the pin after the connector is inserted into the cylinder penetrating connector, and a wire harness sealing plug is arranged between the connector sheath and the wire harness body.
In a preferred embodiment, the wire harness body comprises at least one wire, and a metal shielding net and a protective sleeve which are sequentially coated on the outer side of the at least one wire.
In a preferred embodiment, the wire includes a conductor and an insulating protection layer coated on the outer side of the conductor, and a colloid is filled between the insulating protection layer and the conductor.
The cylinder penetrating wire harness installation structure comprises a cylinder body and the cylinder penetrating wire harness, wherein an installation hole is formed in the cylinder body, the cylinder penetrating connector is detachably installed at the installation hole of the cylinder body, one end of the wire harness body is connected to the cylinder penetrating connector through a connector, and the other end of the wire harness body is arranged in the cylinder body.
In a preferred embodiment, the cylinder seal abuts the cylinder after the through-cylinder connector is mounted at the mounting hole.
In a preferred embodiment, a mounting ring for mounting the cylinder penetrating connector to the cylinder body is integrally formed on the outer wall of the cylinder penetrating sheath.
Compared with the prior art, the utility model has the beneficial effects that:
according to the cylinder penetrating wire harness, the plug-in sealing piece and the cylinder body sealing piece are respectively arranged on the outer side of the plug-in connector and the outer side of the cylinder penetrating sheath, so that when the cylinder penetrating wire harness is installed on the cylinder body, multistage sealing of the cylinder penetrating connector is realized, and oil gas can be effectively prevented from leaking to the outside through the cylinder penetrating connector;
meanwhile, a wire harness sealing plug is further arranged between the plugging sheath and the wire harness body, and colloid is filled between the insulating protection layer and the conductor of the wire, so that oil gas can be further prevented from leaking to the outside through gaps between different wires and gaps between the conductor of the wire and the insulating layer, the oil seepage preventing capability of the wire harness penetrating through the cylinder can be remarkably improved, and the service life of the wire harness penetrating through the cylinder can be prolonged.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
Fig. 1 is a schematic view of a cylinder penetrating harness according to the present utility model;
FIG. 2 is a cross-sectional view of the cylinder penetrating harness shown in FIG. 1;
fig. 3 is a schematic structural view of a cylinder penetrating harness installation structure provided by the utility model;
FIG. 4 is a schematic view of the structure of the wire harness body in the cylinder penetrating wire harness shown in FIG. 1;
fig. 5 is a schematic view of the structure of the individual wires constituting the wire harness body.
The figures are marked as follows:
10. a cylinder penetrating wire harness; 11. a cylinder; 12. a mounting hole; 13. a mounting ring;
20. a through-cylinder connector; 201. penetrating a cylinder sheath; 202. a contact pin; 203. a first insertion cavity; 204. a second insertion cavity; 205. a cylinder seal; 206. a pin seal; 207. fixing the convex ring;
30. a connector; 301. plugging a sheath; 302. a plug terminal; 303. a harness sealing plug; 304. plugging a sealing element;
40. a harness body; 401. a wire; 4011. a conductor; 4012. an insulating protective layer; 4013. a colloid; 402. a metal shielding net; 403. and (3) protecting the sleeve.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
The cylinder penetrating wire harness comprises a wire harness body 40, connectors 30 electrically connected with the wire harness body 40 and a cylinder penetrating connector 20 capable of being connected with the connectors 30 in a pluggable manner, wherein the connectors 30 are connected to two ends of the wire harness body 40, and the two connectors 30 are high-temperature resistant, oil resistant and sealed jackets, and the service life of the cylinder penetrating wire harness is prolonged and the reliability of the wire harness is improved by applying oil resistant and high-temperature resistant materials; one of the connectors 30 is pluggable and connected to the through-cylinder connector 20, the through-cylinder connector 20 is an interface for signal transmission inside and outside the motor, and is detachably mounted to the cylinder 11, in this embodiment, the new energy automobile oil-cooled motor is taken as an example, the corresponding cylinder 11 refers to a motor housing, and the other connector 30 is in interface connection with a resolver and a temperature sensor inside the motor, and since the connector 30 in interface connection with the resolver and the temperature sensor inside the motor does not need to consider the problem of oil gas leakage to the outside, the connector existing in the art can be adopted, and the improvement is not made herein, therefore, only the connector 30 in pluggable connection with the through-cylinder connector 20 will be described in detail herein.
As shown in fig. 2, the cylinder penetrating connector 20 includes a cylinder penetrating sheath 201 and at least one contact pin 202 installed inside the cylinder penetrating sheath 201, the cylinder penetrating sheath 201 is also a high temperature resistant, oil resistant and sealed sheath, reliability and stability of connection are improved, leakage of high temperature oil gas is avoided, a first insertion cavity 203 for inserting a butt connector and a second insertion cavity 204 for inserting a connector 30 are respectively provided at front end and rear end of the cylinder penetrating sheath 201, the contact pin 202 penetrates through the cylinder penetrating sheath 201 along an axial direction, front end and rear end of the contact pin extend into the first insertion cavity 203 and the second insertion cavity 204 respectively, and a contact seal 304 and a cylinder seal 205 are respectively provided at outer side of the connector 30 and outer side of the cylinder penetrating sheath 201. In this embodiment, the cylinder seal 205 and the socket seal 304 are annular and respectively sleeved on the outer peripheral walls of the cylinder penetrating sheath 201 and the socket connector 30, and when the socket connector 30 is mounted to the cylinder penetrating connector 20, the socket seal 304 abuts against the inner wall of the cylinder penetrating sheath 201; when the through-cylinder connector 20 is mounted to the motor housing, the cylinder sealing piece 205 is abutted to the mounting hole of the motor housing, and the arrangement of the plug sealing piece 304 and the cylinder sealing piece 205 realizes multistage sealing of the through-cylinder connector 20 and can effectively prevent oil gas from leaking to the outside through the through-cylinder connector.
In an embodiment, as shown in fig. 2, a pin seal 206 is disposed in the second insertion cavity 204 and/or the first insertion cavity 203, and an end portion of the pin 202 penetrates through the pin seal 206 and protrudes out of an end surface of the pin seal 206, and the pin seals 206 are preferably disposed in the second insertion cavity 204 and the first insertion cavity 203, so as to achieve an optimal sealing effect, in this embodiment, the pin seals 206 are injection molded in the first insertion cavity 203 and the second insertion cavity 204 in an injection molding manner, and compared with a sealing plug or other sealing means, the integral injection molding arrangement is simple in structure, convenient to assemble, and better in sealing effect.
In order to further improve the sealing performance of the cylinder penetrating connector 20, injection molding can be adopted between the contact pin 202 and the cylinder penetrating sheath 201, and at least one fixing convex ring 207 is circumferentially arranged on the peripheral wall of the region matched with the cylinder penetrating sheath 201 by the contact pin 202, and the fixing convex ring 207 is arranged, so that on one hand, injection molding of the cylinder penetrating sheath 201 on the contact pin 202 is facilitated, the firmness after injection molding of the contact pin 202 and the cylinder penetrating sheath is improved, and on the other hand, oil gas can be further prevented from leaking to the outside through the cylinder penetrating connector.
In one embodiment, as shown in fig. 2, the connector 30 includes a connector housing 301 that mates with the second insertion cavity 204 and at least one connector terminal 302 axially disposed inside the connector housing 301, an end of the wire harness body 40 is inserted into the connector housing 301 and electrically connected to one end of the connector terminal 302, the other end of the connector terminal 302 is electrically connected to the pin 202 after the connector 30 is inserted into the cylinder penetrating connector 20, and a wire harness sealing plug 303 is disposed between the connector housing 301 and the wire harness body 40.
The wire harness body 40 provided in the present embodiment is structured as follows: as shown in fig. 4, the wire harness body 40 comprises at least one wire 401, and a metal shielding net 402 and a protective sleeve 403 which are sequentially coated on the outer side of the at least one wire 401, wherein the metal shielding net 402 is a net tube woven by tinned copper wires, can effectively shield a frequency band of 30MHZ-3GHZ, has shielding efficiency of more than or equal to 80dB, has working temperature of-60 ℃ to 200 ℃, reduces interference of a complex electromagnetic environment of a new energy automobile on small current signals and improves signal transmission quality by applying the metal shielding net; the protective sleeve 403 is a heat-shrinkable sleeve made of high-temperature resistant and oil-resistant modified fluororubber, has the working temperature of-55-200 ℃, has the wall thickness of 0.9-1.0 mm after shrinkage, and is used for protecting and fixing the metal shielding net 402 and the wire 401. Further, as shown in fig. 5, the conductive wire 401 includes a conductive body 4011 and an insulating protection layer 4012 coated on the outer side of the conductive body 4011, and a colloid 4013 is filled between the insulating protection layer 4012 and the conductive body 4011, so that oil gas can be prevented from leaking to the outside through a gap between the conductive body 4011 and the insulating protection layer 4012 of the conductive wire.
If the wire harness body 40 only comprises one wire 401, the wire harness sealing plug 303 is of an annular structure and is sleeved outside the wire harness body 40; if the wire harness body 40 includes a plurality of wires 401, the wire harness sealing plug 303 is in a sheet shape, a plurality of through holes for the wires 401 to pass through are formed in the wire harness sealing plug, the whole wire harness body is in a honeycomb structure, and the wires 401 correspondingly connect to one end of the plug terminal 302 after passing through the through holes; the arrangement of the harness sealing plug 303 can prevent oil and gas from leaking to the outside through gaps between different wires.
The cylinder penetrating wire harness installation structure of the utility model, as shown in fig. 3, comprises a cylinder 11 and the cylinder penetrating wire harness 10, wherein the cylinder 11 is provided with an installation hole 12, a cylinder penetrating connector 20 is detachably installed at the installation hole 12 of the cylinder 11, one end of a wire harness body 40 is connected to the cylinder penetrating connector 20 through a connector 30, and the other end is arranged inside the cylinder 11. After the through-cylinder connector 20 is mounted to the mounting hole 12, the cylinder seal 205 abuts to the cylinder 11. The cylinder body sealing piece 205 and the plug-in sealing piece 304 are arranged to realize multi-stage sealing on the through-cylinder connector 20, so that oil gas can be effectively prevented from leaking to the outside through the through-cylinder connector.
In one embodiment, as shown in fig. 1 and 2, a mounting ring 13 for mounting the cylinder penetrating connector 20 to the cylinder 11 is integrally formed on the outer wall of the cylinder penetrating sheath 201, and bolt holes are formed in the mounting ring 13, so that the cylinder penetrating sheath 201 and the cylinder penetrating connector 20 are mounted to the cylinder 11 by bolts.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (10)
1. A cylinder penetrating wire harness, characterized in that: the wire harness comprises a wire harness body, a connector electrically connected with the wire harness body and a cylinder penetrating connector in pluggable connection with the connector, wherein the cylinder penetrating connector comprises a cylinder penetrating sheath and at least one contact pin arranged in the cylinder penetrating sheath, a first inserting cavity for inserting the connector and a second inserting cavity for inserting the connector are respectively formed in the front end and the rear end of the cylinder penetrating sheath, the contact pin penetrates through the cylinder penetrating sheath along the axial direction, the front end and the rear end of the contact pin extend into the first inserting cavity and the second inserting cavity respectively, and a plug-in sealing piece and a cylinder sealing piece are respectively arranged on the outer side of the connector and the outer side of the cylinder penetrating sheath;
the second insertion cavity and/or the first insertion cavity are/is internally provided with a pin sealing element, and the end part of the pin penetrates through the pin sealing element and protrudes out of the end face of the pin sealing element.
2. A cylinder penetrating wire harness according to claim 1, characterized in that: the cylinder body sealing piece and the plug-in sealing piece are annular and are respectively sleeved on the outer peripheral walls of the cylinder penetrating sheath and the plug-in piece.
3. A cylinder penetrating wire harness according to claim 1, characterized in that: the contact pin is injection molded with the cylinder penetrating sheath, and at least one fixing convex ring is circumferentially arranged on the peripheral wall of the region matched with the cylinder penetrating sheath.
4. A cylinder penetrating wire harness according to claim 1, characterized in that: the pin seal is injection molded inside the cavity of the first insert cavity and/or the second insert cavity.
5. A cylinder penetrating wire harness according to claim 1, characterized in that: the connector comprises a connector sheath matched with the second insertion cavity and at least one connector terminal axially arranged inside the connector sheath, wherein the end part of the wire harness body is inserted into the connector sheath and electrically connected to one end of the connector terminal, the other end of the connector terminal is electrically connected to the contact pin after the connector is inserted into the cylinder penetrating connector, and a wire harness sealing plug is arranged between the connector sheath and the wire harness body.
6. A cylinder penetrating wire harness according to claim 1, characterized in that: the wire harness body comprises at least one wire, and a metal shielding net and a protective sleeve which are sequentially coated on the outer side of the at least one wire.
7. The cylinder penetrating wire harness of claim 6, wherein: the wire comprises a conductor and an insulating protection layer coated on the outer side of the conductor, and colloid is filled between the insulating protection layer and the conductor.
8. A wear jar pencil mounting structure, its characterized in that: the wire harness comprises a cylinder body and the wire harness for penetrating the cylinder, wherein the cylinder body is provided with a mounting hole, the wire harness for penetrating the cylinder is detachably arranged at the mounting hole of the cylinder body, one end of the wire harness body is connected to the wire harness for penetrating the cylinder through a connector, and the other end of the wire harness body is arranged in the cylinder body.
9. The cylinder penetrating wire harness mounting structure according to claim 8, wherein: after the through-cylinder connector is mounted at the mounting hole, the cylinder sealing member abuts against the cylinder.
10. The cylinder penetrating wire harness mounting structure according to claim 8, wherein: the outer wall of the cylinder penetrating sheath is integrally formed with a mounting ring for mounting the cylinder penetrating connector to the cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333473.8U CN219498319U (en) | 2023-02-28 | 2023-02-28 | Cylinder penetrating wire harness and mounting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333473.8U CN219498319U (en) | 2023-02-28 | 2023-02-28 | Cylinder penetrating wire harness and mounting structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219498319U true CN219498319U (en) | 2023-08-08 |
Family
ID=87507275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320333473.8U Active CN219498319U (en) | 2023-02-28 | 2023-02-28 | Cylinder penetrating wire harness and mounting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219498319U (en) |
-
2023
- 2023-02-28 CN CN202320333473.8U patent/CN219498319U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2667458B1 (en) | Connector | |
| US8167653B2 (en) | Shield shell | |
| EP1830438B1 (en) | Shielded electrical connector and connection system | |
| US20070243730A1 (en) | EMI shielded electrical connector and connection system | |
| US7868251B2 (en) | Shielded electric cable assembly | |
| CN102598427B (en) | For the sealing device of individually shielded cable with corresponding cable assembly | |
| US9466967B2 (en) | Oil-cooled equipment harness | |
| CN101699680B (en) | Connector of high-voltage shielded cable for vehicles | |
| CN104471651A (en) | Wire harness | |
| CN219498319U (en) | Cylinder penetrating wire harness and mounting structure thereof | |
| CN204441590U (en) | Connector, connector assembly and driver | |
| CN201549861U (en) | High-voltage shielded cable connector used for hybrid electric vehicle | |
| KR100455613B1 (en) | Shield connector | |
| CN213027413U (en) | Shielded cable deconcentrator | |
| KR101439049B1 (en) | Coneection device for shield cable | |
| CN212847757U (en) | Bending-resistant shielding wire | |
| CN112202141A (en) | Shielded cable deconcentrator | |
| CN208272322U (en) | A kind of HDMI connection wiring harness | |
| CN110994276A (en) | Double-sealing high-voltage cable connector | |
| CN215377767U (en) | High-voltage cable connecting structure | |
| CN212849046U (en) | Dedicated low-pressure resistant high-voltage cable subassembly | |
| CN211605418U (en) | Electromagnetic interference resistance's electric automobile connector of being incorporated into power lines | |
| CN211859006U (en) | Double-sealing high-voltage cable connector | |
| CN213584452U (en) | High-voltage through-hole connector | |
| CN219498412U (en) | Electric connector and electric connection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |