CN220286164U - Sealed oil drain bolt - Google Patents
Sealed oil drain bolt Download PDFInfo
- Publication number
- CN220286164U CN220286164U CN202321790343.3U CN202321790343U CN220286164U CN 220286164 U CN220286164 U CN 220286164U CN 202321790343 U CN202321790343 U CN 202321790343U CN 220286164 U CN220286164 U CN 220286164U
- Authority
- CN
- China
- Prior art keywords
- sealing gasket
- bolt
- oil drain
- umbrella cap
- head
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 83
- 238000009434 installation Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 52
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000010705 motor oil Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model provides a sealed oil drain bolt, which comprises a bolt head and a bolt column integrally arranged on the bolt head, wherein an umbrella cap is integrally arranged at the joint of the bolt head and the bolt column, a sealing gasket mounting groove is arranged in the umbrella cap, the bolt column consists of a sealing gasket fixing section, a threaded section and a conical head, a sealing gasket fixing step is formed between the sealing gasket fixing section and the threaded section, the sealing gasket is arranged in the sealing gasket mounting groove arranged in the umbrella cap and is fixed by the sealing gasket fixing step formed between the sealing gasket fixing section and the threaded section on the bolt column, and threads are uniformly arranged on the threaded section of the bolt column. This sealed oil drain bolt simple structure, reasonable in design through the structural design to oil drain bolt and gasket, the leakproofness and the tightness of assurance and casing that can be better reduce the problem that the gasket that causes because of screwing up oil drain bolt changes and makes the oil drain pan oil seepage.
Description
Technical Field
The utility model relates to the technical field of bolts, in particular to a sealed oil drain bolt.
Background
The engine is mainly composed of mechanical parts, works at high temperature for a long time, and part of combustion exhaust gas is leaked into an oil pan to cause the deterioration of engine oil, so that the engine oil cannot lubricate and cool the parts. And thus requires the oil to be replaced at regular intervals.
The oil drain bolt is used as one of the fastening pieces, is arranged at the bottom of the oil pan and used for blocking the oil hole, and when the engine oil needs to be replaced, a waste oil container is placed below the oil pan, the oil drain bolt is slowly unscrewed, and waste oil flows out from the oil drain hole. In the prior art, the oil drain bolt is generally matched with the aluminum gasket to ensure the tightness and the tightness of the contact with the shell, but the torque generated by tightening is easy to cause adverse effects on the gasket, especially when an oil drain port is not a complete plane, the wrench can directly screw and deform the aluminum gasket when the force is overlarge in the process of tightening the bolt, and the overlong time can lead to product scrapping and automobile oil leakage due to cracking.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the sealed oil drain bolt, and the sealing property and the tightness of the oil drain bolt and the shell can be better ensured by structural design of the oil drain bolt and the gasket, so that the problem that the oil seeps into the oil pan due to gasket change caused by tightening the oil drain bolt is solved.
The utility model provides a sealed oil drain bolt which comprises a bolt head and a bolt column integrally arranged on the bolt head, wherein an umbrella cap is integrally arranged at the joint of the bolt head and the bolt column, a sealing gasket mounting groove is formed in the umbrella cap, the bolt column consists of a sealing gasket fixing section, a threaded section and a conical head, a sealing gasket fixing step is formed between the sealing gasket fixing section and the threaded section, the sealing gasket is arranged in the sealing gasket mounting groove arranged in the umbrella cap and is fixed by the sealing gasket fixing step formed between the sealing gasket fixing section and the threaded section on the bolt column, and threads are uniformly formed on the threaded section of the bolt column.
In the above technical scheme, during actual installation, need not to cooperate the aluminium gasket to use, only need with this oil drain bolt screw in the oil drain hole of casing can, can realize the good seal to the oil drain hole through the umbrella cap with install the sealing gasket in the umbrella cap to can realize the good protection to sealing gasket through the umbrella cap, furthest reduces the influence of external factor to sealing gasket, further guaranteed more reliable sealing means.
Preferably, the surface of the umbrella cap, which is contacted with the bolt head, is provided with a conical surface so as to enhance the self strength of the umbrella cap.
Preferably, the sealing gasket comprises a sealing gasket body, the top surface of the sealing gasket body is provided with a conical concave surface, the center of the conical concave surface is provided with a center hole, the sealing gasket body is installed on a sealing gasket fixing section of the bolt column through the center hole, the sealing gasket body is embedded into a sealing gasket installation groove formed in the umbrella cap, the sealing effect of the sealing gasket can be further improved through the conical concave surface formed in the top surface of the sealing gasket body, and oil leakage is prevented.
Preferably, the bolt head is arranged to be regular hexagon, and a screwdriver butt joint hole is formed in the regular hexagon bolt head, so that a screwdriver or a spanner can conveniently screw the oil drain bolt.
Preferably, the bolt head, the bolt column and the umbrella cap are integrally formed through casting, so that the integral strength of the oil drain bolt is enhanced.
Preferably, the sealing gasket is made of rubber, and the sealing gasket made of rubber can be deformed under pressure, so that the influence of torque on the sealing gasket is reduced.
The sealed oil drain bolt provided by the utility model has the beneficial effects that: this sealed oil drain bolt simple structure, reasonable in design through the structural design to oil drain bolt and gasket, the leakproofness and the tightness of assurance and casing that can be better reduce the problem that the gasket that causes because of screwing up oil drain bolt changes and makes the oil drain pan oil seepage. During actual installation, the oil drain bolt is not required to be matched with an aluminum gasket for use, and only the oil drain bolt is required to be screwed into the oil drain hole of the shell, so that good sealing of the oil drain hole can be realized through the umbrella cap and the sealing gasket arranged in the umbrella cap, and good protection of the sealing gasket can be realized through the umbrella cap, so that the influence of external factors on the sealing gasket is reduced to the greatest extent, and a more reliable sealing mode is further ensured.
Drawings
FIG. 1 is a schematic perspective view I of the present utility model.
Fig. 2 is a schematic perspective view ii of the present utility model.
FIG. 3 is an exploded view of the three-dimensional structure of the present utility model
In the figure: 1. a bolt head; 2. umbrella cap; 21. a gasket mounting groove; 3. a sealing gasket; 31. a sealing gasket body; 32. a conical concave surface; 33. a central bore; 4. a bolt post; 41. a sealing gasket fixing section; 42. a threaded section; 43. a conical head; 5. and the screwdriver is abutted with the hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of the present utility model.
Examples: a kind of sealed oil drain bolt.
Referring to fig. 1 to 3, a sealed oil drain bolt, including bolt head 1 and integrative bolt post 4 that sets up on bolt head 1, bolt head 1 sets up to regular hexagon, be provided with screwdriver butt joint hole 5 on regular hexagon bolt head 1, make things convenient for the screw driver or spanner to this oil drain bolt's screwing down, bolt head 1 and bolt post 4 junction an organic whole is provided with parachute cap 2, the one side that parachute cap 2 contacted with bolt head 1 sets up the conical surface to strengthen the self intensity of parachute cap 2, bolt head 1, bolt post 4 and parachute cap 2 are through casting integrated into one piece, in order to strengthen this oil drain bolt's bulk strength. The umbrella cap 2 is internally provided with a sealing gasket mounting groove 21, the bolt column 4 consists of a sealing gasket fixing section 41, a threaded section 42 and a conical head 43, a sealing gasket fixing step is formed between the sealing gasket fixing section 41 and the threaded section 42, the sealing gasket 3 is mounted in the sealing gasket mounting groove 21 arranged in the umbrella cap 2 and is fixed by the sealing gasket fixing step formed between the sealing gasket fixing section 41 and the threaded section 42 on the bolt column 4, and threads are uniformly formed on the threaded section 42 of the bolt column 4.
The sealing gasket 3 includes sealing gasket body 31, the top surface of sealing gasket body 31 sets up into toper concave surface 32, the center of toper concave surface 32 is provided with centre bore 33, and sealing gasket body 31 passes through centre bore 33 and installs on the sealing gasket fixed section 41 of bolt post 4, and sealing gasket body 31 imbeds in the sealing gasket mounting groove 21 that sets up on umbrella cap 2, can further improve the sealed effect of sealing gasket 3 through setting up into toper concave surface 32 at the top surface of sealing gasket body 31, prevents oil leakage. The sealing gasket 3 is made of rubber, the sealing gasket 3 made of rubber can be deformed under pressure, and the influence of torque on the sealing gasket 3 is reduced.
This sealed oil drain bolt simple structure, reasonable in design through the structural design to oil drain bolt and gasket, the leakproofness and the tightness of assurance and casing that can be better reduce the problem that the gasket that causes because of screwing up oil drain bolt changes and makes the oil drain pan oil seepage. During actual installation, the oil drain bolt is not required to be matched with an aluminum gasket for use, and only the oil drain bolt is required to be screwed into the oil drain hole of the shell, good sealing of the oil drain hole can be achieved through the umbrella cap 2 and the sealing gasket 3 arranged in the umbrella cap 2, and good protection of the sealing gasket 3 can be achieved through the umbrella cap 2, so that influence of external factors on the sealing gasket 3 is reduced to the greatest extent, and a more reliable sealing mode is further guaranteed.
The foregoing is a preferred embodiment of the present utility model, but the present utility model should not be limited to the embodiment and the disclosure of the drawings, so that the equivalents and modifications can be made without departing from the spirit of the disclosure.
Claims (6)
1. The utility model provides a sealed oil drain bolt, includes bolt head and integrative bolt post that sets up on the bolt head, its characterized in that: the umbrella is characterized in that an umbrella cap is integrally arranged at the joint of the bolt head and the bolt column, a sealing gasket mounting groove is formed in the umbrella cap, the bolt column consists of a sealing gasket fixing section, a thread section and a conical head, a sealing gasket fixing step is formed between the sealing gasket fixing section and the thread section, the sealing gasket is arranged in the sealing gasket mounting groove arranged in the umbrella cap and is fixed by the sealing gasket fixing step formed between the sealing gasket fixing section and the thread section on the bolt column, and threads are uniformly formed on the thread section of the bolt column.
2. The sealed drain bolt of claim 1, wherein: one surface of the umbrella cap, which is contacted with the bolt head, is provided with a conical surface.
3. The sealed drain bolt of claim 1, wherein: the sealing gasket comprises a sealing gasket body, the top surface of the sealing gasket body is provided with a conical concave surface, the center of the conical concave surface is provided with a center hole, the sealing gasket body is installed on a sealing gasket fixing section of the bolt column through the center hole, and the sealing gasket body is embedded into a sealing gasket installation groove arranged on the umbrella cap.
4. The sealed drain bolt of claim 1, wherein: the bolt head is arranged to be regular hexagon, and a screwdriver butt joint hole is formed in the regular hexagon bolt head.
5. The sealed drain bolt of claim 1, wherein: the bolt head, the bolt column and the umbrella cap are integrally formed through casting.
6. The sealed drain bolt of claim 1, wherein: the sealing gasket is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321790343.3U CN220286164U (en) | 2023-07-10 | 2023-07-10 | Sealed oil drain bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321790343.3U CN220286164U (en) | 2023-07-10 | 2023-07-10 | Sealed oil drain bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220286164U true CN220286164U (en) | 2024-01-02 |
Family
ID=89342239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321790343.3U Active CN220286164U (en) | 2023-07-10 | 2023-07-10 | Sealed oil drain bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220286164U (en) |
-
2023
- 2023-07-10 CN CN202321790343.3U patent/CN220286164U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |