CN210799654U - Oil-filling screw for automobile - Google Patents
Oil-filling screw for automobile Download PDFInfo
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- CN210799654U CN210799654U CN201921737380.1U CN201921737380U CN210799654U CN 210799654 U CN210799654 U CN 210799654U CN 201921737380 U CN201921737380 U CN 201921737380U CN 210799654 U CN210799654 U CN 210799654U
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- sealing plug
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Abstract
The utility model provides a can refuel screw for on car, including the screw body, the center of screw body be equipped with the through-hole, the through-hole run through the upper end setting of screw body, the lower extreme of screw body be equipped with the intercommunication the inlet port of through-hole, the inside wall of through-hole on be equipped with the internal thread, still include the center post, the lateral wall of center post on be equipped with the external screw thread, the center post with through-hole threaded connection, the center of center post be equipped with the oil feed passageway, the upper and lower both ends setting that the oil feed passageway runs through the center post, the lower extreme of center post is connected with the sealing plug, the sealing plug be ring shape, the upper end and the center post fixed connection of sealing plug, the lower extreme of sealing plug and the bottom seal cooperation of through-hole.
Description
Technical Field
The utility model relates to a can refuel screw for on car.
Background
Screws are a common fastener and are widely used. However, in some application scenarios requiring oil injection, the screw is usually detached, and the device is opened to inject oil, which is complicated in operation, wastes labor cost, and reduces work efficiency.
Thus, there is a need for improvements and enhancements in the art.
SUMMERY OF THE UTILITY MODEL
To the problem pointed out in the background art, the utility model provides a can refuel screw for on car aims at an accessible oiling screw can be under the condition that need not to dismantle, through the oiling screw for the inside oiling of equipment.
The technical scheme of the utility model is realized like this:
the utility model provides a can refuel screw for on car, includes the screw body, the center of screw body be equipped with the through-hole, the through-hole run through the upper end setting of screw body, the lower extreme of screw body be equipped with the intercommunication the inlet port of through-hole, the inside wall of through-hole on be equipped with the internal thread, still include the center post, the lateral wall of center post on be equipped with the external screw thread, the center post with through-hole threaded connection, the center of center post be equipped with the oil feed passageway, the upper and lower both ends setting that the oil feed passageway runs through the center post, the lower extreme of center post is connected with the sealing plug, the sealing plug be ring shape, the upper end and the center post fixed connection of sealing plug, the lower extreme of sealing plug and the bottom sealing.
The utility model discloses still further set up to, the upper end of center post be equipped with the operation groove of hexagon, the spanner of being convenient for is operated the center post and is rotated.
The utility model discloses still further set up to, the sealing plug make by rubber materials.
The utility model discloses still further set up to, the inlet port set up along the radial direction of screw body, the inlet port be equipped with a plurality ofly.
The utility model discloses still further set up to, be on the through-hole inside wall that the screw thread setting is in the first section of through-hole inside wall, the first and second section of through-hole inside wall is the unthreaded hole, and the diameter of sealing plug equals the diameter of unthreaded hole.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model provides a can refuel screw for on car, its simple structure, convenient operation, when not refueling, center post downstream, the inlet port is closed in the sealing plug jam, and when refueling, center post rebound, sealing plug rebound, the inlet port is opened, can refuel the operation through the oil feed passageway on the center post this moment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the oiling screw of the present invention in a closed state;
FIG. 2 is a schematic structural view of the oiling screw of the present invention in an open state;
fig. 3 is a top view of the oiling screw of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention is described below with reference to fig. 1-3:
an oilable screw for an automobile comprises a screw body 1, wherein the screw body 1 is a common screw structure.
The screw comprises a screw body 1 and is characterized in that a through hole 2 is formed in the center of the screw body 1, the through hole 2 penetrates through the upper end of the screw body 1, and an oil inlet hole 3 communicated with the through hole 2 is formed in the lower end of the screw body 1.
And internal threads are arranged on the inner side wall of the through hole 2.
The novel screw rod is characterized by further comprising a central column 4, wherein external threads are arranged on the outer side wall of the central column 4, and the central column 4 is in threaded connection with the through hole 2.
The center of the central column 4 is provided with an oil inlet channel 5, and the oil inlet channel 5 penetrates through the upper end and the lower end of the central column 4.
The lower extreme of center post 4 is connected with sealing plug 6, sealing plug 6 be ring shape, the upper end and the center post 4 fixed connection of sealing plug 6, the lower extreme of sealing plug 6 and the bottom sealing cooperation of through-hole 2, the bottom of through-hole 2 is less than the inlet port 3 setting.
Wherein, the upper end of the central column 4 is provided with a hexagonal operation groove 7, which is convenient for the spanner to operate the central column 4 to rotate.
Wherein the sealing plug 6 is made of rubber material.
Wherein, the oil inlet hole 3 set up along the radial direction of screw body 1, oil inlet hole 3 be equipped with a plurality ofly.
Wherein, be on 2 inside walls of through-hole for the screw thread setting on 2 inside walls of through-hole first sections, 2 inside walls of through-hole upper and lower sections are the unthreaded hole, the diameter of sealing plug 6 equals the diameter of unthreaded hole.
By adopting the technical scheme, the beneficial effects of the utility model are that:
the utility model provides a can refuel screw for on car, its simple structure, convenient operation, when not refueling, center post 4 downstream, sealing plug 6 blocks up and closes inlet port 3, and when refueling, center post 4 upstream move, sealing plug 6 upstream move, and inlet port 3 is opened, can refuel the operation through the oil feed passageway 5 on the center post 4 this moment.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A refuelable screw for on car which characterized in that: the screw comprises a screw body, the center of screw body be equipped with the through-hole, the through-hole run through the upper end setting of screw body, the lower extreme of screw be equipped with the intercommunication the inlet port of through-hole, the inside wall of through-hole on be equipped with the internal thread, still include the center post, the lateral wall of center post on be equipped with the external screw thread, the center post with through-hole threaded connection, the center of center post be equipped with the oil feed passageway, the upper and lower both ends setting that the oil feed passageway runs through the center post, the lower extreme of center post is connected with the sealing plug, the sealing plug be ring shape, the upper end and the center post fixed connection of sealing plug, the lower extreme of sealing plug and the bottom sealing cooperation of.
2. A refuelable screw for use in a vehicle as claimed in claim 1, wherein: the upper end of the central column is provided with a hexagonal operation groove, so that the central column can be conveniently operated by a wrench to rotate.
3. A refuelable screw for use in a vehicle as claimed in claim 1, wherein: the sealing plug is made of rubber materials.
4. A refuelable screw for use in a vehicle as claimed in claim 1, wherein: the oil inlet hole set up along the radial direction of screw body, the oil inlet hole be equipped with a plurality ofly.
5. A refuelable screw for use in a vehicle as claimed in claim 1, wherein: the inner side wall of the through hole is provided with a first section of the inner side wall of the through hole in a threaded manner, a second section of the inner side wall of the through hole is a unthreaded hole, and the diameter of the sealing plug is equal to that of the unthreaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921737380.1U CN210799654U (en) | 2019-10-16 | 2019-10-16 | Oil-filling screw for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921737380.1U CN210799654U (en) | 2019-10-16 | 2019-10-16 | Oil-filling screw for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799654U true CN210799654U (en) | 2020-06-19 |
Family
ID=71244707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921737380.1U Active CN210799654U (en) | 2019-10-16 | 2019-10-16 | Oil-filling screw for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210799654U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404757A (en) * | 2021-06-29 | 2021-09-17 | 嘉兴市一鼎机电科技有限公司 | Bolt for nuclear power and production process thereof |
-
2019
- 2019-10-16 CN CN201921737380.1U patent/CN210799654U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404757A (en) * | 2021-06-29 | 2021-09-17 | 嘉兴市一鼎机电科技有限公司 | Bolt for nuclear power and production process thereof |
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