CN215595687U - Electrical heating joint device of crankcase ventilation system - Google Patents
Electrical heating joint device of crankcase ventilation system Download PDFInfo
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- CN215595687U CN215595687U CN202122251169.2U CN202122251169U CN215595687U CN 215595687 U CN215595687 U CN 215595687U CN 202122251169 U CN202122251169 U CN 202122251169U CN 215595687 U CN215595687 U CN 215595687U
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- heating
- crankcase ventilation
- ventilation system
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Abstract
The utility model discloses an electric heating joint device of a crankcase ventilation system, and relates to the field of crankcase ventilation systems. The key points of the technical scheme comprise: a main housing including a female connector housing and a heating housing; the heating pipe penetrates through the female joint shell; the heating component is arranged in the heating shell and used for heating the heating pipe; a locking seal assembly disposed within the female coupling housing, the locking seal assembly including a locking ring; at least two back-off that arrange along circumference are provided with on the lock ring, the back-off lateral wall extends to be provided with inlay in joint portion in the box body. The utility model can heat the gas passing through the heating pipe, thereby effectively solving the problem of icing and blocking of the crankcase ventilation pipe under the conditions of low temperature and high cold, and the undetachable structure has the advantages of simple structure, lower production cost and convenient installation.
Description
Technical Field
The utility model relates to the field of crankcase ventilation systems, in particular to an electric heating connector device of a crankcase ventilation system.
Background
In the environment with air temperature lower than-20 ℃ and higher humidity in winter, when hot oil steam in the crankcase ventilation pipe is intersected with cold air in the air inlet pipe, icing can be generated at an intersection to block the crankcase ventilation pipe, and oil and partial steam in the crankcase cannot be discharged in serious conditions, so that the efficiency of an engine air inlet system is reduced, and the fuel consumption is increased. When the ice slag or ice blocks are dissolved, the ice slag or ice blocks flow into the crankcase to cause the engine oil to deteriorate and emulsify, and simultaneously, the acid gas of the engine oil enters a lubricating system to cause the corrosion and accelerated wear of parts.
In order to solve the problem of icing of the crankcase ventilation pipe, a heating device is added between the crankcase ventilation pipe and the air inlet pipeline, and the icing is avoided by heating.
Meanwhile, along with the stricter requirements of the automobile emission regulations, higher technical requirements are put forward on the pipeline connection mode for conducting the fuel medium. For example, an engine crankcase ventilation system requires that technical means of disconnection monitoring or abnormal disassembly after connection is adopted to meet higher emission regulation requirements.
Compared with a monitoring means, the quick plug-in connection which is not detachable has the advantage of more economical cost. By "non-removable" it is defined that it is not removable in a non-destructive state and is not reusable after being destroyed and removed.
The prior Chinese patent with the publication number of CN212377538U discloses an undetachable quick-plugging electric heater, which comprises a heater body, a heating pipe, a sealing ring and a locking ring, wherein the locking ring is connected with the heater body through a fastening point; wherein, the fastening point has six, distributes in 180 degrees directions, and every side is three, and these three points are the isosceles triangle distribution.
However, the locking ring in the above patent is complicated in structure, resulting in difficulty in processing, high production cost, and inconvenience in installation.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide an electric heating joint device of a crankcase ventilation system, which can heat gas passing through a heating pipe, so that the problem of icing and blocking of the crankcase ventilation pipe under the conditions of low temperature and high cold is effectively solved, and the undetachable structure has the advantages of simple structure, low production cost and convenience in installation.
In order to achieve the purpose, the utility model provides the following technical scheme:
a crankcase ventilation system electric machine hot junction apparatus comprising:
a main housing including a female connector housing and a heating housing;
the heating pipe penetrates through the female joint shell;
the heating component is arranged in the heating shell and used for heating the heating pipe;
a locking seal assembly disposed within the female coupling housing, the locking seal assembly including a locking ring;
at least two back-off that arrange along circumference are provided with on the lock ring, the back-off lateral wall extends to be provided with inlay in joint portion in the box body.
Furthermore, a bayonet matched with the clamping portion is formed in the female joint shell.
Further, the inner side wall of the female joint shell is provided with a clamping groove matched with the clamping portion.
Furthermore, four reverse buckles uniformly distributed along the circumferential direction are arranged on the locking ring.
Further, the locking seal assembly further comprises a sealing ring and a limiting ring arranged between the locking ring and the sealing ring.
Further, a partition plate for insulation is arranged between the heating assembly and the heating pipe.
Further, the partition plate is integrally formed with the heater case.
Further, the heating assembly comprises a heat conduction block, and an arc-shaped heat conduction surface matched with the heating pipe is arranged on the heat conduction block.
Further, the main casing still includes with the male joint of female joint casing intercommunication, female joint casing, heating housing and male joint are integrated into one piece.
Further, an electric plug is arranged on the heating shell.
In conclusion, the utility model has the following beneficial effects:
1. the utility model can heat the gas passing through the heating pipe, and simultaneously the heat can also be radiated into the air inlet pipeline, thereby effectively solving the problem that the crankcase ventilation pipe is frozen and blocked under the conditions of low temperature and high cold;
2. the lock ring can realize a non-detachable structure by matching with the female connector shell, and the lock ring has a simple structure, is convenient to install and can reduce the production cost.
Drawings
FIG. 1 is a schematic diagram of an embodiment of an electrical heating junction device for a crankcase ventilation system;
FIG. 2 is a cross-sectional view of an embodiment of an electrically heated junction device of a crankcase ventilation system;
FIG. 3 is a second cross-sectional view of an embodiment of an electrically heated junction device of a crankcase ventilation system.
In the figure: 11. a female joint housing; 111. a bayonet; 12. heating the housing; 121. a partition plate; 13. a male connector; 14. connecting a power plug; 2. heating a tube; 3. a locking ring; 31. reversing; 32. a clamping part; 4. a limiting ring; 5. a seal ring; 61. a heat conducting block; 62. a positioning sleeve; 63. a first spring; 64. a second spring; 65. a first terminal; 66. a second terminal; 67. a heating unit; 68. and an electrode plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Example (b):
an electrically heated junction device of a crankcase ventilation system, with reference to figures 1 to 3, comprises a main housing including a female junction housing 11 and a heating housing 12; be provided with heating pipe 2 in the female joint casing 11, be provided with the heating element who is used for heating pipe 2 in the heating casing 12: a locking sealing assembly is arranged in the female joint shell 11 and comprises a locking ring 3; in this embodiment, the locking ring 3 is provided with at least two reverse buckles 31 arranged along the circumferential direction, and the outer side walls of the reverse buckles 31 are provided with clamping portions 32 embedded in the female connector shell 11 in an extending manner; when the locking ring 3 is embedded into the female joint shell 11, the reverse buckle 31 contracts inwards, so that the clamping part 32 on the outer side wall of the reverse buckle 31 is embedded into the female joint shell 11, and after the locking ring 3 is installed in place, the reverse buckle 31 is unfolded outwards to reset, so that the clamping part 32 is embedded into the female joint shell 11, and the installation is convenient; when the device is installed, a male connector on a crankcase ventilation pipe is inserted into a female connector shell 11, and meanwhile, a heating pipe 2 penetrates through the male connector and then extends into the crankcase ventilation pipe, so that the heating pipe 2 is communicated with the crankcase ventilation pipe; the inverted buckle 31 is outwards expanded in the process of inserting the male joint, and after the male joint is installed in place, the inverted buckle 31 has a limiting effect on the male joint and prevents the male joint from being separated; meanwhile, after the inner side wall of the reverse buckle 31 is contacted with the male connector, the reverse buckle 31 cannot contract inwards, and the clamping portion 32 cannot be separated from the female connector shell 11, so that the locking ring 3 cannot be separated from the female connector shell 11, and non-detachable connection is realized.
Referring to fig. 1 and fig. 2, in particular, in the present embodiment, the female joint housing 11 is provided with a bayonet 111 which is matched with the clamping portion 32; the through bayonet 111 is adopted, so that the mold opening processing is convenient, and the production cost can be reduced; of course, in other alternative embodiments, a clamping groove matched with the clamping portion 32 may be disposed on the inner side wall of the female connector housing 11, which is not limited herein; in the embodiment, the locking ring 3 is provided with four back-off buckles 31 which are uniformly distributed along the circumferential direction, so that the connection stability can be improved; of course, in other alternative embodiments, the number and arrangement of the reverse buckles 31 may also be adjusted according to needs, and are not limited herein.
Referring to fig. 2, the locking seal assembly of the present embodiment further includes a seal ring 5, and a limit ring 4 disposed between the locking ring 3 and the seal ring 5; when the locking ring 3 is installed in place, the limiting ring 4 plays an axial limiting role on the sealing ring 5; in the embodiment, the locking ring 3 and the limiting ring 4 are taken as two independent parts, so that the structure of the locking ring 3 can be simplified, the locking ring 3 can be conveniently processed, and the production cost is reduced; in the embodiment, the locking seal assembly includes one sealing ring 5, and in other alternative embodiments, the number of the sealing rings 5 may also be multiple, which is not limited herein.
Referring to fig. 1 and 2, the main housing of this embodiment further includes a male connector 13 communicating with the female connector housing 11, and the female connector housing 11, the heating housing 12 and the male connector 13 are integrally formed; in other alternative embodiments, the male connector 13 may also take other connector forms, which are not limited herein; meanwhile, in the present embodiment, the heating pipe 2 is encapsulated in the main housing through an injection molding process, and the main housing is preferably made of an insulating heat-resistant material.
Referring to fig. 1 to 3, a partition plate 121 for insulation is disposed between the heating unit and the heating pipe 2 in the present embodiment, so that safety and reliability can be improved; specifically, the partition plate 121 is integrally formed with the heating housing 12, that is, when the heating tube 2 is packaged, the partition plate 121 is directly formed on the outer side wall of the heating tube 2; in other alternative embodiments, the partition 121 may also be disposed between the heating element and the heating tube 2 as a separate mounting member, or the partition 121 may be disposed on the heating element, which is not limited herein.
Referring to fig. 1 to 3, in the present embodiment, an electrical plug 14 is disposed on the heating housing 12, and a first terminal 65 and a second terminal 66 are respectively packaged in the electrical plug 14; the electric plug 14 covers the opening of the heating shell 12, and the two are fixed by ultrasonic welding, so that the sealing property and the stability can be ensured; the heating assembly in this embodiment comprises a heat conducting block 61, a positioning sleeve 62, a first spring 63, a second spring 64, a heating unit 67 and an electrode plate 68; specifically, the first spring 63 and the second spring 64 are respectively embedded in the positioning sleeve 62; wherein, one end of the first spring 63 is in contact with the first terminal 65, the other end is in contact with the electrode plate 68, and the heating unit 67 is located between the electrode plate 68 and the heat conducting block 61; one end of the second spring 64 is in contact with the second terminal 66, and the other end is in contact with the heat-conducting block 61; in this embodiment, the heating unit 67 is preferably a PTC heating sheet, and the first terminal 65, the first spring 63, the electrode plate 68, the heating unit 67, the heat conducting block 61, the second spring 64, and the second terminal 66 are connected to each other, so that the heating unit 67 generates heat after being connected to electricity, and the heat is transferred to the heating pipe 2 through the partition plate 121, thereby heating the heating pipe 2; the heating pipe 2 is preferably an aluminum pipe, the heat conduction effect is good, and the outer end of the heating pipe 2 protrudes out of the female joint shell 11 and can extend into a crankcase ventilation pipe; preferably, in the embodiment, the partition plate 121 is arc-shaped, and the heat conducting block 61 is provided with an arc-shaped heat conducting surface attached to the partition plate 121, so that the heat conducting area can be increased, and the heating effect can be improved; in other alternative embodiments, the heating assembly may also use other heating methods, and is not limited herein.
Claims (10)
1. An electrically heated junction device of a crankcase ventilation system comprising:
a main housing including a female connector housing and a heating housing;
the heating pipe penetrates through the female joint shell;
the heating component is arranged in the heating shell and used for heating the heating pipe;
a locking seal assembly disposed within the female coupling housing, the locking seal assembly including a locking ring;
the method is characterized in that: at least two back-off that arrange along circumference are provided with on the lock ring, the back-off lateral wall extends to be provided with inlay in joint portion in the box body.
2. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: and a bayonet matched with the clamping part is arranged on the female joint shell.
3. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: and a clamping groove matched with the clamping part is formed in the inner side wall of the female joint shell.
4. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: the locking ring is provided with four back-off buttons which are uniformly distributed along the circumferential direction.
5. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: the locking seal assembly further comprises a seal ring and a limit ring arranged between the lock ring and the seal ring.
6. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: and a partition plate for insulation is arranged between the heating assembly and the heating pipe.
7. The crankcase ventilation system electrical heating connection arrangement according to claim 6, wherein: the partition plate is integrally formed with the heater case.
8. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: the heating assembly comprises a heat conducting block, and an arc-shaped heat conducting surface matched with the heating pipe is arranged on the heat conducting block.
9. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: the main casing body further comprises a male connector communicated with the female connector casing body, and the female connector casing body, the heating casing body and the male connector are integrally formed.
10. The crankcase ventilation system electrical heating connection arrangement according to claim 1, wherein: and the heating shell is provided with an electric plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122251169.2U CN215595687U (en) | 2021-09-16 | 2021-09-16 | Electrical heating joint device of crankcase ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122251169.2U CN215595687U (en) | 2021-09-16 | 2021-09-16 | Electrical heating joint device of crankcase ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215595687U true CN215595687U (en) | 2022-01-21 |
Family
ID=79886177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122251169.2U Active CN215595687U (en) | 2021-09-16 | 2021-09-16 | Electrical heating joint device of crankcase ventilation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215595687U (en) |
-
2021
- 2021-09-16 CN CN202122251169.2U patent/CN215595687U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 unit a, 1st floor, No.6 factory building, Xinxing Industrial Square, 78 Xinglin street, Suzhou Industrial Park, Jiangsu Province Patentee after: Suzhou Endofa Automotive Systems Co.,Ltd. Address before: 215000 unit a, 1st floor, No.6 factory building, Xinxing Industrial Square, 78 Xinglin street, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU ENDUFA AUTOMOBILE SYSTEM CO.,LTD. |