CN202250838U - Positioning structure for thrust plate of steering pump for automobile - Google Patents
Positioning structure for thrust plate of steering pump for automobile Download PDFInfo
- Publication number
- CN202250838U CN202250838U CN2011203360848U CN201120336084U CN202250838U CN 202250838 U CN202250838 U CN 202250838U CN 2011203360848 U CN2011203360848 U CN 2011203360848U CN 201120336084 U CN201120336084 U CN 201120336084U CN 202250838 U CN202250838 U CN 202250838U
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- bearing plate
- steering pump
- plate
- cam ring
- supporting surface
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Abstract
The utility model discloses a positioning structure for a thrust plate of a steering pump for an automobile; the positioning structure comprises a shell, a load-bearing plate, a cam ring, a pressure plate and a rear cover, wherein a supporting surface is arranged in the shell; a dowel hole is arranged on the supporting surface; the load-bearing plate is arranged above the supporting surface; a through hole is arranged on the thrust plate; the dowel hole is connected with the through hole through a first dowel; the cam ring is arranged above the load-bearing plate; the pressure plate is arranged above the cam ring, the first dowel passes through the cam ring to be connected with the pressure plate; and the rear cover is arranged above the pressure plate. The positioning structure for the thrust plate of the steering pump for the automobile can be used for fast and effectively connecting the load-bearing plate and the shell in a corresponding manner, easily and correctly pressing the thrust plate in place, and therefore, the installation accuracy of a rotary component is strictly ensured, the performance of the steering pump is increased, the service life of the steering pump is prolonged, and the processing and manufacturing cost is reduced.
Description
Technical field
The utility model relates to the steering pump of automobile field, particularly relates to a kind of position structure that is used for the steering pump of automobile thrust plate.
Background technique
Housing is a part important on the steering pump, and the installing and locating mode between it and the bearing plate is particularly important, and this will have influence on position relation between stator and rotor, and is remarkable with the part life influence to the noise performance of steering pump.
Existing technology is the key that a protrusion is set on the housings support face, simultaneously in the corresponding position of bearing plate a groove is set, and bearing plate being press-fit into place on when assembling, both being coincide gets final product again, and the circumferential position of bearing plate just has been fixed like this.Because the height of key is limited on the housings support face; Receive the restriction of O type circle on the bearing plate external diameter simultaneously, the mesh volume of key and groove is not enough before press-fiting bearing plate, causes when press-fiting, easily bearing plate being pressed askew; And then have influence on the position relation between installation precision, stator and the rotor of swivel assembly; Cause noise, make the parts depreciation aggravation, have a strong impact on and turn to pump performance and working life.Vision blocked when press-fiting bearing plate simultaneously can't see the particular location of key on the housing, can not be convenient, fast and effectively with bearing plate and the circumferential contraposition of housing, efficiency of assembling is lower, is unfavorable for the assembling of part.Because the housings support face has the planeness requirement, need fine finishing, so the optional design attitude of the key on the supporting surface limited to, be unfavorable for design arrangement.
Summary of the invention
The technical problem that the utility model mainly solves provide a kind of press-fit accurately put in place, effective and rapid, can improve the position structure that is used for the steering pump of automobile thrust plate in steering pump performance and working life.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of position structure that is used for the steering pump of automobile thrust plate is provided, comprises housing, bearing plate, cam ring, pressure plate and bonnet; Be provided with supporting surface in the said housing, offer positioning pin hole on the said supporting surface, said bearing plate is arranged on the supporting surface top; Offer through hole on the bearing plate; Connect through first locating stud between said positioning pin hole and the through hole, said bearing plate top is provided with cam ring, and said cam ring top is provided with pressure plate; Said first locating stud passes cam ring and is connected with pressure plate, and said bonnet is arranged on the pressure plate top.
In preferred embodiment of the utility model, also be connected with second locating stud between said bearing plate, cam ring, the pressure plate, said second locating stud and first locating stud are symmetrical set.
In preferred embodiment of the utility model, offer first oil-feed tank on the said supporting surface, offer second oil-feed tank on the said bearing plate, said first oil-feed tank, the second oil-feed tank correspondence are provided with and form an oil inlet passage, and said oil inlet passage is the U type.
In preferred embodiment of the utility model, said bearing plate external diameter is provided with groove, is provided with first seal ring in the said groove.
In preferred embodiment of the utility model, said bonnet external diameter is provided with groove, is provided with second seal ring in the said groove.
In preferred embodiment of the utility model, said bonnet upper end is provided with spring.
The beneficial effect of the utility model is: the position structure that the utility model is used for the steering pump of automobile thrust plate can effective and rapid ground be connected bearing plate and housing correspondence; Easily bearing plate correctly is press-fit into place; Strict guarantee the installation precision of swivel assembly; Improved and turned to pump performance and working life, reduced the cost of manufacturing.
Description of drawings
Fig. 1 is the perspective view that the utility model is used for position structure one preferred embodiment of steering pump of automobile thrust plate;
Fig. 2 is the structural representation of supporting surface in the utility model housing;
Fig. 3 is the structural representation of the utility model bearing plate;
Fig. 4 is the plan view of Fig. 3;
The mark of each parts is following in the accompanying drawing: 1, housing, 2, bearing plate, 3, cam ring, 4, pressure plate, 5, bonnet; 6, supporting surface, 7, positioning pin hole, 8, through hole, 9, first locating stud; 10, second locating stud, 11, first seal ring, 12, second seal ring, 13, spring; 14, first oil-feed tank, 15, second oil-feed tank, 16, live axle, 17, rotor.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiment of the utility model is set forth in detail, thereby the protection domain of the utility model is made more explicit defining so that advantage of the utility model and characteristic can be easier to it will be appreciated by those skilled in the art that.
See also Fig. 1, the utility model is embodiment comprise:
A kind of position structure that is used for the steering pump of automobile thrust plate comprises housing 1, bearing plate 2, cam ring 3, pressure plate 4 and bonnet 5, is provided with supporting surface 6 in the said housing 1; Offer positioning pin hole 7 on the said supporting surface 6; Said bearing plate 2 is arranged on supporting surface 6 tops, offers through hole 8 on the bearing plate 2, connects through first locating stud 9 between said positioning pin hole 7 and the through hole 8; Said bearing plate 2 tops are provided with cam ring 3; Said cam ring 3 tops are provided with pressure plate 4, and said first locating stud 9 passes cam ring 3 and is connected with pressure plate 4, and said bonnet 5 is arranged on pressure plate 4 tops.
Also be connected with second locating stud 10 between said bearing plate 2, cam ring 3, the pressure plate 4; Said second locating stud 10 and first locating stud 9 are symmetrical set; First locating stud 9 is long locating stud; Second locating stud 10 is provided with two locating studs 9,10 simultaneously for short locating stud, connects more reliable, firm.
To shown in Figure 4, offer first oil-feed tank 14 like Fig. 2 on the said supporting surface 6, offer second oil-feed tank 15 on the said bearing plate 2; Said first oil-feed tank 14, second oil-feed tank, 15 correspondences are provided with and form an oil inlet passage, and said oil inlet passage is the U type, through this oil inlet passage; Avoid original housing high pressure oil zone in the difficult problem of cleaning of enclosure interior, improved turbidity test, increased the thickness and the intensity of bearing plate 2; Thereby reduce the inner body wearing and tearing, improve the reliability of steering pump.
Said bearing plate 2 external diameters and bonnet 5 external diameters are respectively arranged with groove, are provided with first seal ring 11, second seal ring 12 in the groove, have improved sealing effect.
Said bonnet 5 upper ends are provided with spring 13, and the spacing of bonnet 5 well guaranteed the sealing effect of bonnet 5, have reduced the risk that steering pump lost efficacy.
During installation, first locating stud 9 is fixed in the positioning pin hole 7 of housing, live axle 16 passes bearing plate 2 and rotor 17 successively; First seal ring 11 is installed in the groove on bearing plate 2 external diameters, and the afterbody of live axle 16 is inserted into housing 1 inner chamber from housing 1 front end bush hole, first locating stud 9 is passed the through hole 8 of bearing plate 2 after; Under the leading role of first locating stud 9; Bearing plate 2 is press-fit into place, then, through being symmetrical set first locating stud 9 and second locating stud 10; With cam ring 3, pressure plate 4 installing and locating, cover bonnet 5 at last successively.
This position structure that is used for the steering pump of automobile thrust plate can effective and rapid ground be connected bearing plate 2 and housing 1 correspondence; Easily bearing plate 2 correctly is press-fit into place; Strict guarantee the installation precision of swivel assembly, improved and turned to pump performance and working life, reduced the cost of manufacturing.
The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (6)
1. position structure that is used for the steering pump of automobile thrust plate; It is characterized in that: comprise housing (1), bearing plate (2), cam ring (3), pressure plate (4) and bonnet (5); Be provided with supporting surface (6) in the said housing (1), offer positioning pin hole (7) on the said supporting surface (6), said bearing plate (2) is arranged on supporting surface (6) top; Offer through hole (8) on the bearing plate (2); Connect through first locating stud (9) between said positioning pin hole (7) and the through hole (8), said bearing plate (2) top is provided with cam ring (3), and said cam ring (3) top is provided with pressure plate (4); Said first locating stud (9) passes cam ring (3) and is connected with pressure plate (4), and said bonnet (5) is arranged on pressure plate (4) top.
2. the position structure that is used for the steering pump of automobile thrust plate according to claim 1; It is characterized in that: also be connected with second locating stud (10) between said bearing plate (2), cam ring (3), the pressure plate (4), said second locating stud (10) is symmetrical set with first locating stud (9).
3. the position structure that is used for the steering pump of automobile thrust plate according to claim 1; It is characterized in that: offer first oil-feed tank (14) on the said supporting surface (6); Offer second oil-feed tank (15) on the said bearing plate; Said first oil-feed tank (14), second oil-feed tank (15) correspondence are provided with and form an oil inlet passage, and said oil inlet passage is the U type.
4. the position structure that is used for the steering pump of automobile thrust plate according to claim 1 is characterized in that: said bearing plate (2) external diameter is provided with groove, is provided with first seal ring (11) in the said groove.
5. the position structure that is used for the steering pump of automobile thrust plate according to claim 1 is characterized in that: said bonnet (5) external diameter is provided with groove, is provided with second seal ring (12) in the said groove.
6. the position structure that is used for the steering pump of automobile thrust plate according to claim 1 is characterized in that: said bonnet (5) upper end is provided with spring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203360848U CN202250838U (en) | 2011-09-08 | 2011-09-08 | Positioning structure for thrust plate of steering pump for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203360848U CN202250838U (en) | 2011-09-08 | 2011-09-08 | Positioning structure for thrust plate of steering pump for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202250838U true CN202250838U (en) | 2012-05-30 |
Family
ID=46112090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203360848U Expired - Fee Related CN202250838U (en) | 2011-09-08 | 2011-09-08 | Positioning structure for thrust plate of steering pump for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202250838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050647A (en) * | 2015-04-17 | 2016-10-26 | 施瓦本冶金工程汽车有限公司 | Pump |
-
2011
- 2011-09-08 CN CN2011203360848U patent/CN202250838U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050647A (en) * | 2015-04-17 | 2016-10-26 | 施瓦本冶金工程汽车有限公司 | Pump |
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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 |
Granted publication date: 20120530 Termination date: 20140908 |
|
| EXPY | Termination of patent right or utility model |