CN210660340U - Cylinder head cover - Google Patents
Cylinder head cover Download PDFInfo
- Publication number
- CN210660340U CN210660340U CN201921674086.0U CN201921674086U CN210660340U CN 210660340 U CN210660340 U CN 210660340U CN 201921674086 U CN201921674086 U CN 201921674086U CN 210660340 U CN210660340 U CN 210660340U
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- CN
- China
- Prior art keywords
- cylinder head
- head cover
- cover
- oil filling
- engine oil
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a cylinder head cover, which comprises a cylinder head cover body with an inner cavity, wherein the outer surface of the cylinder head cover body is provided with an engine oil filling port, a ventilation port and an engine oil gauge port which are communicated with the inner cavity, an engine oil filling head is arranged at the engine oil filling opening, the engine oil filling head comprises an outer pipe and an inner pipe, the lower ends of the outer pipe and the inner pipe are integrally connected with the outer surface of the cylinder head cover body, the inner diameter of the inner pipe is the same as the diameter of the engine oil filling port, an annular cavity is formed between the outer wall of the inner pipe and the inner wall of the outer pipe, a circular sealing inner cover is arranged at the upper end of the inner pipe, the inner cover of the seal covers the opening at the upper end of the inner tube, two springs are arranged in the annular cavity body at symmetrical positions, one end of the spring is connected to the bottom surface of the sealing inner cover close to the edge, and the other end of the spring is connected to the outer surface of the cylinder head cover body between the inner pipe and the outer pipe. The utility model discloses be equipped with spring coupling's the inner cup that seals, ability self-sealing machine oil filler, convenient and practical.
Description
Technical Field
The utility model relates to an engine field, in particular to cylinder head cover.
Background
The cylinder cover is a cover covering the engine cylinder body, can prevent external impurities from entering the engine and simultaneously plays a role in sealing. At present, a chinese patent with publication number CN209053712U discloses a cylinder head cover, which comprises a cylinder head cover body with an inner cavity, wherein the periphery of the cylinder head cover body is provided with an edge, the periphery of the edge is provided with a plurality of mounting holes, the outer end surface of the cylinder head cover body is also provided with an air outlet, a PVC valve hole and an oil filler cover hole which are communicated with the inner cavity, and the middle part of the outer cover surface of the cylinder head cover body is provided with a concave water guide groove; the cylinder head cover body inner chamber bottom surface is equipped with many ignition coil mount pads, the ignition coil mount pad is the inline, and ignition coil mount pad center is equipped with the through-hole, and ignition coil mount pad both sides are equipped with the first strengthening rib of connecting it along its array direction, first strengthening rib one end links to each other with the cylinder head cover inside wall, and one section end is equipped with the first strengthening rib of perpendicular to and links to each other with the second strengthening rib and the third strengthening rib of cylinder head cover inside wall.
When people use the cylinder head cover, the engine oil filling opening cover on the cylinder head cover is opened, the situation that the engine oil filling opening cover is forgotten to be covered again can often occur after the engine is filled with the engine oil, the situation that the engine oil splashes after the engine operates again can be caused, and impurities can damage the engine after falling from the engine oil filling opening.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cylinder head cover has the strong advantage of machine oil filler protection nature.
The above technical purpose of the present invention can be achieved by the following technical solutions: a cylinder head cover comprises a cylinder head cover body with an inner cavity, wherein an engine oil filling port, a ventilation port and an engine oil gauge port which are communicated with the inner cavity are arranged on the outer surface of the cylinder head cover body, an engine oil filling head is arranged at the engine oil filling opening, the engine oil filling head comprises an outer pipe and an inner pipe, the lower ends of the outer pipe and the inner pipe are integrally connected with the outer surface of the cylinder head cover body, the inner diameter of the inner pipe is the same as the diameter of the engine oil filling port, an annular cavity is formed between the outer wall of the inner pipe and the inner wall of the outer pipe, a circular sealing inner cover is arranged at the upper end of the inner pipe, the inner cover of the seal covers the opening at the upper end of the inner tube, two springs are arranged in the annular cavity body at symmetrical positions, one end of the spring is connected to the bottom surface of the sealing inner cover close to the edge, and the other end of the spring is connected to the outer surface of the cylinder head cover body between the inner pipe and the outer pipe.
By adopting the technical scheme, when a user needs to add engine oil from the engine oil filling port, after the engine oil filling port cover is rotated, the inner cover of the seal connected with the spring is firstly pulled open by hands, the pulled open state is kept, the spring can be automatically tightened after the user loosens the hand after the user adds the engine oil, even if the user forgets to rotate the engine oil filling port cover, the upper end of the inner pipe can be covered by the inner cover of the seal, the situation that the engine oil is splashed out from the engine oil filling port in the running process of the engine is avoided, and the situation that sundries fall into the engine from the open engine oil filling port and damage the engine is avoided.
The utility model discloses further set up to: the sealing inner cover is provided with a rubber outer ring, and the edge of the rubber outer ring is in contact with the inner wall of the outer pipe.
By adopting the technical scheme, the rubber outer ring on the sealing inner cover can improve the sealing degree of the engine oil filling port.
The utility model discloses further set up to: the upper surface of the inner cover of the sealing opening is provided with an inner cover handle, and one side of the inner cover handle close to the inner cover of the sealing opening is adhered with a spongy cushion.
Through adopting above-mentioned technical scheme, thereby the user can seal the inner cup through colluding the handle mention, and need carry the inner cup that seals always among the operation process, paste the foam-rubber cushion on hand and can promote the comfort level of finger.
The utility model discloses further set up to: the upper surface of the sealing inner cover contains an annular bulge, the opposite part of the lower surface of the sealing inner cover contains an annular groove, and the upper end of the inner tube is embedded into the annular groove.
Through adopting above-mentioned technical scheme, seal the inner cup and can be fixed on the interior pipe by more stable, this setting also enables that machine oil is difficult for oozing from the upper end of the inner tube that is covered by the inner cup that seals.
The utility model discloses further set up to: hot melt is connected with "U" shape buckle on the inner wall of inner tube, "U" shape buckle is thermoplastic elastic plastic, the opening part of "U" shape buckle contacts, be equipped with the filter screen structure in the inner tube, the filter screen structure includes screen frame and connects the string bag in screen frame below, screen frame contains the screen frame border of buckling downwards, screen frame border embedding is in the opening of "U" shape buckle.
By adopting the technical scheme, the filter screen structure is arranged in the inner pipe in the engine oil filling port, so that the added engine oil can be primarily filtered, the cleanliness of the engine oil is improved, the burden of the engine oil filter element is further reduced, and the service life of the engine oil filter element is prolonged; meanwhile, the filter screen structure is arranged, so that impurities or dirty objects can be prevented from falling into the engine in the operation process, and the U-shaped buckle is arranged to enable the filter screen structure to be more convenient to mount and dismount.
The utility model discloses further set up to: the outer wall of the outer pipe is provided with external threads, the outer pipe is provided with an engine oil filling opening cover in a matching mode, a rotating handle is arranged on the engine oil filling opening cover, a convex pattern printing is arranged on the rotating handle, and a power-assisted through hole used for inserting a prying bar and assisting in opening the engine oil filling opening cover is formed in the rotating handle.
By adopting the technical scheme, the raised pattern printing is arranged on the rotating handle, so that the friction force generated when the rotating handle is rotated can be increased; rotatory handle can have the problem that is difficult to unscrew, sets up the helping hand through-hole on rotatory handle, can insert the helping hand through-hole with the pinch bar in, pulls the pinch bar in order to assist to open the machine oil filling flap.
The utility model discloses further set up to: the cylinder head cover body comprises a cylinder head cover side wall, a trapezoidal gasket groove is formed in the lower end of the cylinder head cover side wall, and a sealing rubber gasket is embedded in the gasket groove.
Through adopting above-mentioned technical scheme, the sealing rubber packing ring is more firm with being connected of cylinder head cover, and cylinder head cover's air tightness performance is stronger.
Drawings
Fig. 1 is a top view of the structure of an embodiment of the present invention;
FIG. 2 is a schematic sectional view of an engine oil filler port portion in an embodiment of the present invention;
FIG. 3 is a schematic view of the connection between the sealing rubber gasket and the cylinder head cover according to the embodiment of the present invention;
in the figure, 1, a cylinder head cover body; 2. an outer tube; 3. an engine oil gauge opening; 4. a vent; 5. a sealing rubber gasket; 6. an inner tube; 7. a spring; 8. an inner cover of the seal; 9. an outer ring of a rubber; 10. an annular groove; 11. an inner lid handle; 12. a sponge cushion; 13. a screen frame; 14. a U-shaped buckle; 15. a net bag; 16. the edge of the filter screen frame; 17. an engine oil filling port cover; 18. a power-assisted through hole; 19. rotating the handle; 20. a cylinder head cover side wall; 21. and an engine oil filling port.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A cylinder head cover is shown in figures 1 and 3 and comprises a cylinder head cover body 1 with an inner cavity, wherein the cylinder head cover body 1 comprises a cylinder head cover side wall 20, a trapezoidal gasket groove is formed in the lower end of the cylinder head cover side wall 20, a sealing rubber gasket 5 is embedded in the gasket groove, and an engine oil filling opening 21, an engine oil gauge opening 3 and a ventilation opening 4 which are communicated with the inner cavity are formed in the outer surface of the cylinder head cover body 1.
As shown in fig. 2, an engine oil filling head is arranged at an engine oil filling port 21, the engine oil filling head comprises an outer pipe 2 and an inner pipe 6, the lower ends of the outer pipe 2 and the inner pipe 6 are integrally connected with the outer surface of the cylinder head cover body 1, the inner diameter of the inner pipe 6 is the same as the diameter of the engine oil filling port, an annular cavity is formed between the outer wall of the inner pipe 6 and the inner wall of the outer pipe 2, a circular sealing inner cover 8 is arranged at the upper end of the inner pipe 6, a rubber outer ring 9 is bonded to the sealing inner cover 8, and the edge of the rubber outer. The upper surface of the inner cover 8 is provided with an inner cover handle 11, and one side of the inner cover handle 11 close to the inner cover 8 is adhered with a spongy cushion 12. The upper surface of the sealing inner cover 8 contains an annular bulge, the opposite part of the lower surface contains an annular groove 10, and the upper end of the inner tube 6 is embedded into the annular groove 10. The inner cover 8 of sealing covers the upper end opening of the inner tube 6, two springs 7 which are in symmetrical positions are arranged in the annular cavity body, one end of each spring 7 is connected between the rubber outer ring 9 and the annular groove 10 on the inner cover 8 of sealing, and the other end of each spring 7 is connected on the outer surface of the cylinder head cover body 1 between the inner tube 6 and the outer tube 2.
As shown in fig. 2, a "U" shaped buckle 14 is connected to the inner wall of the inner tube 6 by hot melting, the "U" shaped buckle 14 is thermoplastic elastic plastic, the opening of the "U" shaped buckle 14 is contacted, a filter screen structure is arranged in the inner tube 6, the filter screen structure comprises a filter ring-shaped screen frame 13 and a net bag 15 connected below the filter screen frame 13, the filter screen frame 14 comprises a filter screen frame edge 16 bent downwards, and the filter screen frame edge 16 is embedded into the opening of the "U" shaped buckle 14.
Be equipped with the external screw thread on the outer wall of outer tube 2, outer tube 2 sets machine oil filler cap 17, is equipped with rotatory handle 19 on the machine oil filler cap 17, is equipped with the burr stamp on the rotatory handle 19, is equipped with the helping hand through-hole 18 that is used for the supplementary opening machine oil filler cap 17 on the rotatory handle 19.
When a user uses the cylinder cover cap to add engine oil, the rotating handle 19 is rotated firstly, the engine oil filling cover cap 17 is unscrewed, when the engine oil filling cover cap 17 is not unscrewed, a crowbar can be inserted into the power-assisted through hole 18 on the rotating handle 19, and the crowbar is rotated to assist in opening the engine oil filling cover cap 17. When the oil filler cap 17 is opened, it is set aside, the inner cap 8 of the circular seal on the inner tube 6 is lifted by hand, and the inner cap 8 of the seal is connected to the spring 7, so that it is necessary to maintain the upward posture. The downwardly bent strainer tray rim 16 on the strainer tray 13 is then inserted into the opening of the "U" shaped clasp 14 and the addition of oil is commenced. After the machine oil adds and finishes, when carrying the hand pine hand that seals inner cup 8, seal that inner cup 8 can be automatic to cover inner tube 6 on, with the preliminary sealed of inner tube 6 to spring 7 shrink makes and seals inner cup 8 and can produce sound when covering inner tube 6 on, reminds the user to cover machine oil filling flap 17.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.
Claims (7)
1. The utility model provides a cylinder head cover, includes the cylinder head cover body that contains the inner chamber, characterized by: the surface of cylinder head cover body is equipped with machine oil filling port, vent, the machine oil chi mouth with the inner chamber intercommunication, machine oil filling port department is equipped with the machine oil filling head, the machine oil filling head includes outer tube and inner tube, the lower extreme of outer tube, inner tube and the surface body coupling of cylinder head cover body, the internal diameter of inner tube is the same with the diameter of machine oil filling port, form annular cavity between the outer wall of inner tube and the inner wall of outer tube, the upper end of inner tube is equipped with circularly and seals the inner cup, seal the inner cup and cover the upper end opening of inner tube, the internal spring that is equipped with two and is in the symmetric position of annular chamber, the one end of spring is connected and is close to the edge in the bottom surface that seals the inner cup, the other end of spring is connected on the.
2. The cylinder head cover according to claim 1, characterized in that: the sealing inner cover is provided with a rubber outer ring, and the edge of the rubber outer ring is in contact with the inner wall of the outer pipe.
3. The cylinder head cover according to claim 1, characterized in that: the upper surface of the inner cover of the sealing opening is provided with an inner cover handle, and one side of the inner cover handle close to the inner cover of the sealing opening is adhered with a spongy cushion.
4. The cylinder head cover according to claim 1, characterized in that: the upper surface of the sealing inner cover contains an annular bulge, the opposite part of the lower surface of the sealing inner cover contains an annular groove, and the upper end of the inner tube is embedded into the annular groove.
5. The cylinder head cover according to claim 1, characterized in that: hot melt is connected with "U" shape buckle on the inner wall of inner tube, "U" shape buckle is thermoplastic elastic plastic, the opening part of "U" shape buckle contacts, be equipped with the filter screen structure in the inner tube, the filter screen structure includes screen frame and connects the string bag in screen frame below, screen frame contains the screen frame border of buckling downwards, screen frame border embedding is in the opening of "U" shape buckle.
6. The cylinder head cover according to claim 1, characterized in that: the outer wall of the outer pipe is provided with external threads, the outer pipe is provided with an engine oil filling opening cover in a matching mode, a rotating handle is arranged on the engine oil filling opening cover, a convex pattern printing is arranged on the rotating handle, and a power-assisted through hole used for inserting a prying bar and assisting in opening the engine oil filling opening cover is formed in the rotating handle.
7. The cylinder head cover according to claim 1, characterized in that: the cylinder head cover body comprises a cylinder head cover side wall, a trapezoidal gasket groove is formed in the lower end of the cylinder head cover side wall, and a sealing rubber gasket is embedded in the gasket groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921674086.0U CN210660340U (en) | 2019-10-08 | 2019-10-08 | Cylinder head cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921674086.0U CN210660340U (en) | 2019-10-08 | 2019-10-08 | Cylinder head cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210660340U true CN210660340U (en) | 2020-06-02 |
Family
ID=70816758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921674086.0U Expired - Fee Related CN210660340U (en) | 2019-10-08 | 2019-10-08 | Cylinder head cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210660340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096933A (en) * | 2020-09-16 | 2020-12-18 | 株洲时代新材料科技股份有限公司 | Self-sealing method of oil valve and self-sealing oil valve |
-
2019
- 2019-10-08 CN CN201921674086.0U patent/CN210660340U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096933A (en) * | 2020-09-16 | 2020-12-18 | 株洲时代新材料科技股份有限公司 | Self-sealing method of oil valve and self-sealing oil valve |
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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: 20200602 Termination date: 20211008 |