CN202992598U - Oil pump with built-in chain tightener mounting hole - Google Patents
Oil pump with built-in chain tightener mounting hole Download PDFInfo
- Publication number
- CN202992598U CN202992598U CN 201220666442 CN201220666442U CN202992598U CN 202992598 U CN202992598 U CN 202992598U CN 201220666442 CN201220666442 CN 201220666442 CN 201220666442 U CN201220666442 U CN 201220666442U CN 202992598 U CN202992598 U CN 202992598U
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- CN
- China
- Prior art keywords
- mounting hole
- pump
- utility
- pump housing
- oil pump
- 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.)
- Expired - Fee Related
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- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Abstract
The utility model discloses an oil pump with a built-in chain tightener mounting hole, which comprises a pump body (1), a rotor (2), a bolt (3), a pump cover (4), a filter screen (5), a pressure limiting valve (6), a positioning sleeve (7) and a chain wheel (8). The design of adding the tightener mounting hole to the oil pump is reasonable, enables a driving chain tightener to be mounted on the oil pump, improves the performance of integral process and ensures the installation, maintenance and replacement more convenient.
Description
Technical field:
The utility model relates to a kind of oil pump that carries the chain tensioning device mounting hole.
Background technique:
Oil pump needs sprocket driving, and the drive chain of sprocket wheel need to be installed stretcher, skids to prevent chain, and the phenomenon of jumping tooth, taking off tooth occurs.But usually do not design the installation of Transmitted chains stretcher on traditional oil pump, stretcher can only be arranged on machine assembly outside oil pump, causes integrated artistic not strong, installs, maintenance, change inconvenient.
Summary of the invention:
The utility model can't be installed the defective of Transmitted chains stretcher in order to overcome oil pump, and a kind of oil pump that carries the chain tensioning device mounting hole is provided.
The utility model is to adopt following technological scheme to realize its goal of the invention: a kind of oil pump that carries the chain tensioning device mounting hole, and it is comprised of the pump housing 1, rotor 2, bolt 3, pump cover 4, filter screen 5, pressure-limit valve 6, setting sleeve 7, sprocket wheel 8; The pump housing 1 is connected with pump cover 4 by bolt 3; Rotor 2 is arranged in the pump housing 1; Filter screen 5, pressure-limit valve 6 are arranged on pump cover 4; Setting sleeve 7, sprocket wheel 8 are arranged on the pump housing 1.
The utility model is provided with the pump housing 1 in order to realize installing the function of Transmitted chains stretcher, and is provided with chain tensioning device mounting hole 1-5 on the pump housing 1; Chain tensioning device mounting hole 1-5 design is on the right of the pump housing 1.
Realized preferably its goal of the invention owing to having adopted above technology the utility model, this oil pump has increased the design of stretcher mounting hole, and is reasonable in design, and the Transmitted chains stretcher can be arranged on oil pump, integrated artistic is strong, installs, overhauls, changes more convenient.
Description of drawings:
Accompanying drawing 2 is structural representations of the utility model mark 1.
Accompanying drawing 3 is bottom schematic view of the utility model mark 1.
Accompanying drawing 4 is structural representations of the utility model mark 2.
Accompanying drawing 5 is structural representations of the utility model mark 4.
Description of reference numerals is seen specification last page form.
Embodiment:
Below in conjunction with accompanying drawing, summary of the invention is described further:
Embodiment 1:
By accompanying drawing as can be known, a kind of oil pump that carries the chain tensioning device mounting hole, it is comprised of the pump housing 1, rotor 2, bolt 3, pump cover 4, filter screen 5, pressure-limit valve 6, setting sleeve 7, sprocket wheel 8; The pump housing 1 is connected with pump cover 4 by bolt 3; Rotor 2 is arranged in the pump housing 1; Filter screen 5, pressure-limit valve 6 are arranged on pump cover 4; Setting sleeve 7, sprocket wheel 8 are arranged on the pump housing 1.
The utility model is provided with the pump housing 1 in order to realize installing the function of Transmitted chains stretcher, and is provided with chain tensioning device mounting hole 1-5 on the pump housing 1; Chain tensioning device mounting hole 1-5 design is on the right of the pump housing 1.
The pump housing 1 described in the utility model refers to: pump case; Which is provided with two sprocket wheel guard shield mounting hole 1-1, two pump housing positioning hole 1-2, four pump housing mounting hole 1-3, three oil pump mounting hole 1-4, chain tensioning device mounting hole 1-5, pump housing axis hole 1-6, oil outlet 1-7; Its structure is as shown in accompanying drawing 2,3, and its design attitude is as shown in mark 1 in accompanying drawing 1.
Sprocket wheel guard shield mounting hole 1-1 described in the utility model refers to: mounting hole; Its effect is the protective housing that sprocket wheel 8 is installed; Its design attitude is as shown in mark 1-1 in accompanying drawing 2.
Pump housing positioning hole 1-2 described in the utility model refers to: a hole; Its effect is being connected of the location pump housing 1 and pump cover 4; Its design attitude is as shown in mark 1-2 in accompanying drawing 2,3.
Pump housing mounting hole 1-3 described in the utility model refers to: mounting hole; Its effect is to be arranged on the pump housing 1 for pump cover 4 by bolt 3; Its design attitude is as shown in mark 1-3 in accompanying drawing 2,3.
Oil pump mounting hole 1-4 described in the utility model refers to: mounting hole has three; Its effect is to coordinate setting sleeve 7 to be arranged in engine pack for the utility model; Its design attitude is as shown in mark 1-4 in accompanying drawing 2,3.
Chain tensioning device mounting hole 1-5 described in the utility model refers to: mounting hole; Its effect is that the drive chain stretcher is installed, to prevent the slippage of drive chain in sprocket wheel 8 transmissions; Its design attitude is as shown in mark 1-5 in accompanying drawing 2.
Pump housing axis hole 1-6 described in the utility model refers to: axis hole; Its effect is to pass rotor shaft 2-3; Its design attitude is as shown in mark 1-6 in accompanying drawing 2.
Oil outlet 1-7 described in the utility model refers to: round mouth; Its effect is fuel-displaced; Its design attitude is as shown in mark 1-7 in accompanying drawing 3.
External rotor 2-1 described in the utility model refers to: the external rotor of rotor 2; 2-2 agrees with internal rotor, coordinates the function that realizes rotor 2; Its design attitude is as shown in mark 2-1 in accompanying drawing 4.
Internal rotor 2-2 described in the utility model refers to: the internal rotor of rotor 2; Be arranged in external rotor 2-1, there is certain throw of eccentric the centre, and when rotor 2 rotated, the middle active chamber that forms was realized suction, the extrusion of machine oil; Its design attitude is as shown in mark 2-2 in accompanying drawing 4.
Rotor shaft 2-3 described in the utility model refers to: the transmission shaft of rotor 2; Its design attitude is as shown in mark 2-3 in accompanying drawing 4.
Bolt 3 described in the utility model refers to: bolt; Its effect is to be arranged on the pump housing 1 for pump cover 4; Its design attitude is as shown in mark 3 in accompanying drawing 1.
Pump cover positioning hole 4-1 described in the utility model refers to: a hole; Its effect is being connected of the location pump housing 1 and pump cover 4; Its design attitude is as shown in mark 4-1 in accompanying drawing 5.
Pump cover mounting hole 4-2 described in the utility model refers to: mounting hole; Its effect is to be arranged on the pump housing 1 for pump cover 4 by bolt 3; Its design attitude is as shown in mark 4-2 in accompanying drawing 5.
Filler opening 4-3 described in the utility model refers to: round mouth; Its effect is oil-feed; Its design attitude is as shown in mark 4-3 in accompanying drawing 5.
Pressure-limit valve mounting hole 4-4 described in the utility model refers to: mounting hole; Its effect is that pressure-limit valve 6 is installed; Its design attitude is as shown in mark 4-4 in accompanying drawing 5.
Filter screen 5 described in the utility model refers to: filter screen; Its effect is to filter engine oil impurity; Its design attitude is as shown in mark 5 in accompanying drawing 1.
Pressure-limit valve 6 described in the utility model refers to: pressure-limit valve; Its effect is pressure limiting; Its design attitude is as shown in mark 6 in accompanying drawing 1.
Setting sleeve 7 described in the utility model refers to: setting sleeve has two; Its effect is to coordinate to install for the utility model to be positioned in engine pack; Its design attitude is as shown in mark 7 in accompanying drawing 1.
Sprocket wheel 8 described in the utility model refers to: drive sprocket; Its design attitude is as shown in mark 8 in accompanying drawing 1.
| Reference numerals | The mark title | Reference numerals | The |
| 1 | The |
2-3 | Rotor shaft 2-3 |
| 1-1 | Sprocket wheel guard shield mounting hole 1-1 | 3 | Bolt 3 |
| 1-2 | Pump housing positioning hole 1-2 | 4 | |
| 1-3 | Pump housing mounting hole 1-3 | 4-1 | Pump cover positioning hole 4-1 |
| 1-4 | Oil pump mounting hole 1-4 | 4-2 | Pump cover mounting hole 4-2 |
| 1-5 | Chain tensioning device mounting hole 1-5 | 4-3 | Filler opening 4-3 |
| 1-6 | Pump housing axis hole 1-6 | 4-4 | Pressure-limit valve mounting hole 4-4 |
| 1-7 | Oil outlet 1-7 | 5 | Filter screen 5 |
| 2 | |
6 | Pressure- |
| 2-1 | External rotor 2-1 | 7 | Setting sleeve 7 |
| 2-2 | Internal rotor 2-2 | 8 | Sprocket wheel 8 |
Claims (2)
1. oil pump that carries the chain tensioning device mounting hole, it is comprised of the pump housing (1), rotor (2), bolt (3), pump cover (4), filter screen (5), pressure-limit valve (6), setting sleeve (7), sprocket wheel (8); It is characterized in that the pump housing (1) is connected with pump cover (4) by bolt (3); Rotor (2) is arranged in the pump housing (1); Filter screen (5), pressure-limit valve (6) are arranged on pump cover (4); Setting sleeve (7), sprocket wheel (8) are arranged on the pump housing (1).
2. a kind of oil pump that carries the chain tensioning device mounting hole according to claim 1, is characterized in that being provided with the pump housing (1), and be provided with chain tensioning device mounting hole (1-5) on the pump housing (1); Chain tensioning device mounting hole (1-5) design is on the right of the pump housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666442 CN202992598U (en) | 2012-12-06 | 2012-12-06 | Oil pump with built-in chain tightener mounting hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666442 CN202992598U (en) | 2012-12-06 | 2012-12-06 | Oil pump with built-in chain tightener mounting hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202992598U true CN202992598U (en) | 2013-06-12 |
Family
ID=48563776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220666442 Expired - Fee Related CN202992598U (en) | 2012-12-06 | 2012-12-06 | Oil pump with built-in chain tightener mounting hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202992598U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728586A (en) * | 2015-03-27 | 2015-06-24 | 安徽江淮汽车股份有限公司 | Oil pump |
| CN106764370A (en) * | 2015-11-23 | 2017-05-31 | 湖南机油泵股份有限公司 | A kind of uniform rotor-type oil pump of new fuel feeding |
-
2012
- 2012-12-06 CN CN 201220666442 patent/CN202992598U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728586A (en) * | 2015-03-27 | 2015-06-24 | 安徽江淮汽车股份有限公司 | Oil pump |
| CN106764370A (en) * | 2015-11-23 | 2017-05-31 | 湖南机油泵股份有限公司 | A kind of uniform rotor-type oil pump of new fuel feeding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130612 Termination date: 20211206 |