CN203685973U - Vibration attenuation structure for oil pump - Google Patents
Vibration attenuation structure for oil pump Download PDFInfo
- Publication number
- CN203685973U CN203685973U CN201320822977.2U CN201320822977U CN203685973U CN 203685973 U CN203685973 U CN 203685973U CN 201320822977 U CN201320822977 U CN 201320822977U CN 203685973 U CN203685973 U CN 203685973U
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- China
- Prior art keywords
- barrel
- vibration
- oil pump
- damped component
- vibration attenuation
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- Expired - Lifetime
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- 238000013016 damping Methods 0.000 claims description 36
- 230000002579 anti-swelling effect Effects 0.000 claims description 14
- 210000002435 tendon Anatomy 0.000 claims description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008961 swelling Effects 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000002265 prevention Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 230000001629 suppression Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a vibration attenuation structure for an oil pump. The vibration attenuation structure comprises an upper vibration attenuation piece, a lower vibration attenuation piece, a carrier and a cover body connected with the carrier, wherein the carrier and the cover body form an inner cavity, the upper vibration attenuation piece, the lower vibration attenuation piece and the oil pump are wrapped in the inner cavity, the upper vibration attenuation piece comprises a cylinder wall and a cylinder top connected with the cylinder wall, wherein a plurality of upper salient points are formed on the outer side surface of the cylinder top, a plurality of lower salient points are formed on the inner side surface of the cylinder top, a plurality of lateral salient points are formed on the outer side surface of the cylinder wall, the lower vibration attenuation piece comprises a cylinder wall and a cylinder bottom connected with the cylinder wall, wherein a plurality of lower salient points are formed on the outer side surface of the cylinder bottom, a plurality of lateral salient points are formed on the outer side surface of the cylinder wall, a plurality of counter bores are arranged on the cylinder wall of the upper vibration attenuation piece in the peripheral direction, a plurality of through holes are arranged on the cylinder wall of the lower vibration attenuation piece in the peripheral direction, and a plurality of swelling prevention grooves are formed on the inner side surface of the cylinder wall of each of the upper vibration attenuation piece and the lower vibration attenuation piece. Compared with an existing vibration attenuation structure, the vibration attenuation structure for the oil pump is enhanced in the vibration attenuation effect, and still keeps an excellent vibration attenuation effect even when an oil product is soaked and swells.
Description
Technical field
The utility model is relevant with the oil pump bracket assembly in automobile oil supply system, belongs to especially a kind of for the vibration damping structure on oil pump.
Background technique
Existing oil pump vibration damping package structure, as shown in Figure 1, comprise the upper damping pad 1 ' and the lower damping pad 2 ' that are rolled in outside oil pump, on this, damping pad 1 ' and lower damping pad 2 ' are all simply columnar structured, how it is made up of rubber material, and effectiveness in vibration suppression is poor, and the material expansion after immersion oil of this vibration damping structure causes volume to become large, make the gap smaller between vibration damping structure and oil pump, cause effectiveness in vibration suppression decay.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of compactness and the good oil pump vibration damping structure of effectiveness in vibration suppression, not only can avoid oil product to soak after the material impact bringing of expanding, and prevent that effectiveness in vibration suppression from decaying.
For solving the problems of the technologies described above, the oil pump vibration damping structure that the utility model provides, comprise vibration-damped component and lower vibration-damped component, oil pump is arranged in vibration-damped component and lower vibration-damped component, a lid that also comprises a bracket, is connected with bracket, described bracket and lid form an inner chamber, and described upper vibration-damped component, lower vibration-damped component and oil pump are wrapped in described inner chamber;
The cylinder top that described upper vibration-damped component comprises a barrel and is connected with barrel, wherein cylinder top outer side surface has some upper salient points, and cylinder top inner side surface has some first time salient points, and the outer side surface of barrel has some the first side salient points;
The cylinder end that described lower vibration-damped component comprises a barrel and is connected with barrel,, wherein a cylinder end outer side surface has some second time salient points and/or a cylinder end has and runs through through hole, and the outer side surface of barrel has some the second side salient points.
Further, the barrel of described upper vibration-damped component has some counterbores at circumferencial direction, and this counterbore extends axially and the opening end of counterbore is positioned at the bottom of barrel along barrel; The barrel of described lower vibration-damped component has some through holes at circumferencial direction, and this through hole extends axially and one end of through hole is positioned at the top of barrel along barrel, at the bottom of the other end is positioned at tin.
Wherein preferred, described counterbore and through hole are elongated shape.
Further, the barrel inner side surface of described upper vibration-damped component has some along the axially extended anti-swelling groove of barrel, and the barrel inner side surface of described lower vibration-damped component has along the axially extended anti-swelling groove of barrel.
Further, described the first side salient point is hemisphere.
Further, described the second side salient point is hemisphere, or the second side salient point is finger type.
Further, the second side salient point of described lower vibration-damped component is interspersed.
Further, the cylinder inner side surface of described lower vibration-damped component is also formed with along the axially extended some convex tendons of barrel, and described convex tendon is distributed on barrel inside circumference face.
In said structure, described upper vibration-damped component and lower vibration-damped component wrap up oil pump completely, or oil pump part is wrapped up.
Further, described bracket is connected by buckle with lid.
Usefulness of the present utility model is:
1) vibration-damped component up and down in vibration damping structure has bump structure, can play buffer function to the vibration of oil pump vertical direction and substantially horizontal and tangential vibration;
2) the upper counter bore structure of vibration-damped component and the through-hole structure of lower vibration-damped component can hold a small amount of oil product, can play to the vibrational energy of oil pump the effect of damping vibration attenuation in the time that oil pump vibrates;
3) inner side of upper vibration-damped component and lower vibration-damped component has anti-swelling groove, can hold the volume of swelling rear increase, and can reduce the friction in oil pump assembly process.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing oil pump vibration damping package structure;
Fig. 2 is the first embodiment's of oil pump vibration damping structure structural representation;
Fig. 3 is the schematic diagram of oil pump vibration damping structure the first embodiment's upper vibration-damped component;
Fig. 4 is another schematic diagram of oil pump vibration damping structure the first embodiment's upper vibration-damped component;
Fig. 5 is the schematic diagram of oil pump vibration damping structure the first embodiment's lower vibration-damped component;
Fig. 6 is another schematic diagram of oil pump vibration damping structure the first embodiment's lower vibration-damped component;
Fig. 7 is the second embodiment's of oil pump vibration damping structure structural representation;
Fig. 8 is another embodiment's of lower vibration-damped component schematic diagram.
Wherein description of reference numerals is as follows:
1 ' is upper damping pad; 2 ' is lower damping pad; 10 is oil pump; 1 is upper vibration-damped component; 11 is upper salient point; 12 is the first side salient point; 13 is first time salient point; 14 is the first anti-swelling groove; 15 is counterbore; 16 is barrel; 17 is cylinder top; 2 is lower vibration-damped component; 21 is the second side salient point; 22 is second time salient point; 23 is the second anti-swelling groove; 24 is convex tendon; 25 is through hole; 26 is oil pump exhaust port; 27 is barrel; 28 is the cylinder end; 3 is lid; 4 is bracket.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
The oil pump vibration damping structure that the utility model provides, comprise vibration-damped component 1, lower vibration-damped component 2, a bracket 4, the lid 3 being connected with bracket 4, oil pump 10 is arranged in vibration-damped component 1 and lower vibration-damped component 2, bracket 4 and lid 3 form an inner chamber, and described upper vibration-damped component 1, lower vibration-damped component 2 and oil pump 10 are wrapped in described inner chamber.The cylinder top 17 that described upper vibration-damped component 1 comprises a barrel 16 and is connected with barrel 16, wherein cylinder top 17 outer side surfaces have some upper salient points 11, and cylinder top 17 inner side surfaces have some first time salient points 13, and the outer side surface of barrel 16 has some the first side salient points 12; The cylinder end 28 that described lower vibration-damped component 2 comprises a barrel 27 and is connected with barrel 27,, wherein the cylinder ends 28 outer side surface has some second time salient points 22, and the outer side surface of barrel 27 has some the second side salient points 21.Certainly,, in the situation that structure allows and guarantee that oil pump is stable, the inner side surface at the cylinder end 28 can arrange salient point.
The first embodiment of the present utility model, oil pump 10 is wrapped up completely by upper vibration-damped component 1 and lower vibration-damped component 2, and as shown in Figure 2, bracket 4 is connected by buckle with lid 3, and upper vibration-damped component 1, lower vibration-damped component 2 and oil pump 10 are wrapped up completely to bracket 4 and then be connected with oil pump bracket assembly.
Upper vibration-damped component 1 is hat, as shown in Figure 3, Figure 4, upper salient point 11 and first time salient point 13 on cylinder top 17 can play buffer function to the vibration of oil pump vertical direction, meanwhile, hemispheric the first side salient point 12 on barrel 16 outer side surfaces can play buffer function to oil pump substantially horizontal and tangential vibration.
The barrel 16 of upper vibration-damped component 1 has some counterbores 15 at circumferencial direction, counterbore is 12 in the present embodiment, these counterbores 15 are elongated shape, it extends axially and opening end is positioned at the bottom of barrel 16 along barrel, as shown in Figure 4, these counterbores 15 can hold a small amount of oil product, in the time that oil pump vibrates, because oil volume herein changes, just can play certain damping vibration attenuation effect to the vibrational energy of oil pump.
In addition, barrel 16 inner side surfaces of upper vibration-damped component 1 have some along the anti-swelling groove 14 of barrel axially extended first, after upper vibration-damped component 1 is swelling, this anti-swelling groove 14 can hold the volume of increase, the friction on simultaneously can reducing in the time of assembling oil pump between vibration-damped component 1 and oil pump 10.
Lower vibration-damped component 2 is the band tubular construction at the cylinder end, as shown in Figure 5, Figure 6, when oil pump is pressed on lower vibration-damped component, second time salient point 22 in cylinder outside, the ends 28 can play to the vibration of oil pump vertical direction the effect of buffering, meanwhile, on barrel 27 outer side surfaces, be hemisphere and the second side salient point 22 of being interspersed can play buffer function to oil pump substantially horizontal, tangential vibration.
The barrel 27 of lower vibration-damped component 2 has some through holes 25 at circumferencial direction, through hole is 12 in the present embodiment, these through holes 25 are elongated shape, it extends axially and one end is positioned at the top of barrel 27 along barrel, at the bottom of the other end is positioned at tin 28, as shown in Figure 5, Figure 6, in the time of oil pump exhaust, oil product can enter these through holes from oil pump exhaust port 26, in the time that oil pump vibrates, due to oil volume variation herein, can play certain damping vibration attenuation effect to the vibrational energy of oil pump.
In addition, barrel 27 inner side surfaces of lower vibration-damped component 2 have along the anti-swelling groove 23 of barrel axially extended second, and after lower vibration-damped component 2 is swelling, this anti-swelling groove 23 can hold the volume of increase.And the inner side surface of barrel 27 is also formed with convex tendon 24, in the present embodiment, as shown in Figure 5, convex tendon 24 and the second anti-swelling groove 23 are interspersed, and this convex tendon 24 and the second anti-swelling groove 23 can reduce the friction in oil pump assembly process.
Different from the first embodiment is, the second embodiment's upper vibration-damped component 1 and lower vibration-damped component 2 are just by oil pump 10 part parcels, as shown in Figure 7, upper vibration-damped component 1 wraps up the top of oil pump 10, and lower vibration-damped component 2 only wraps up the bottom of oil pump 10, and the intermediate portion of oil pump 10 outside does not have vibration-damped component, the structure that wherein goes up vibration-damped component 1 and lower vibration-damped component 2 is identical with the first embodiment, do not repeat them here, this embodiment is identical with the first embodiment's effect, and just effect is not as the first embodiment.
In the 3rd embodiment of the present utility model, upper vibration-damped component is identical with the structure in the first embodiment, does not repeat them here.The structure of lower vibration-damped component is substantially similar to the structure in the first embodiment, and as shown in Figure 8, just the side salient point of barrel outer side surface is finger type, and this side salient point can also adopt other shape as required certainly.In addition, as shown in Figure 8, the outer side surface at the bottom of lower vibration-damped component cylinder does not possess lower salient point, but the cylinder end through hole running through that distributes that thickness increases, the damping vibration attenuation function of the through hole by these increases to oil pump vibrational energy.
In above-mentioned three kinds of embodiments, the shape of each upper salient point and lower salient point can be hemisphere or finger type, and counterbore and through hole can be set to equal number or varying number as required, in the time that counterbore is identical with number of openings, counterbore can with the through hole perforation of aliging one by one, also can be interspersed.
By specific embodiment, the utility model is had been described in detail above, this embodiment is only preferred embodiment of the present utility model, and it not limits the utility model.In the situation that not departing from the utility model principle; in the linkage structure of the arrangement mode of those of ordinary skills shape to each salient point and quantity, each salient point under the prerequisite of not making creative work, size, bracket and the lid of upper and lower vibration-damped component, upper and lower vibration-damped component the aspect such as quantity and distribution of counterbore/through hole/anti-swelling groove by any modification, be equal to all other embodiments that the modes such as replacement, improvement obtain, in the technology category that all should be considered as protecting at the utility model.
Claims (10)
1. an oil pump vibration damping structure, comprise vibration-damped component and lower vibration-damped component, oil pump is arranged in vibration-damped component and lower vibration-damped component, it is characterized in that: a lid that also comprises a bracket, is connected with bracket, described bracket and lid form an inner chamber, and described upper vibration-damped component, lower vibration-damped component and oil pump are wrapped in described inner chamber;
The cylinder top that described upper vibration-damped component comprises a barrel and is connected with barrel, wherein cylinder top outer side surface has some upper salient points, and cylinder top inner side surface has some first time salient points, and the outer side surface of barrel has some the first side salient points;
The cylinder end that described lower vibration-damped component comprises a barrel and is connected with barrel,, wherein a cylinder end outer side surface has some second time salient points and/or a cylinder end has and runs through through hole, and the outer side surface of barrel has some the second side salient points.
2. oil pump vibration damping structure according to claim 1, is characterized in that: the barrel of described upper vibration-damped component has some counterbores at circumferencial direction, and this counterbore extends axially and the opening end of counterbore is positioned at the bottom of barrel along barrel; The barrel of described lower vibration-damped component has some through holes at circumferencial direction, and this through hole extends axially and one end of through hole is positioned at the top of barrel along barrel, at the bottom of the other end is positioned at tin.
3. oil pump vibration damping structure according to claim 2, is characterized in that: described counterbore and through hole are elongated shape.
4. oil pump vibration damping structure according to claim 1, is characterized in that: the barrel inner side surface of described upper vibration-damped component has some along the axially extended anti-swelling groove of barrel, and the barrel inner side surface of described lower vibration-damped component has along the axially extended anti-swelling groove of barrel.
5. oil pump vibration damping structure according to claim 1, is characterized in that: described the first side salient point is hemisphere.
6. oil pump vibration damping structure according to claim 1, is characterized in that: described the second side salient point is hemisphere or finger type.
7. oil pump vibration damping structure according to claim 1, is characterized in that: the second side salient point of described lower vibration-damped component is interspersed.
8. oil pump vibration damping structure according to claim 1, is characterized in that: the cylinder inner side surface of described lower vibration-damped component is also formed with along the axially extended some convex tendons of barrel, and described convex tendon is distributed on barrel inside circumference face.
9. oil pump vibration damping structure according to claim 1, is characterized in that: described upper vibration-damped component and lower vibration-damped component wrap up oil pump completely or oil pump part is wrapped up.
10. oil pump vibration damping structure according to claim 1, is characterized in that: described bracket is connected by buckle with lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320822977.2U CN203685973U (en) | 2013-12-13 | 2013-12-13 | Vibration attenuation structure for oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320822977.2U CN203685973U (en) | 2013-12-13 | 2013-12-13 | Vibration attenuation structure for oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685973U true CN203685973U (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320822977.2U Expired - Lifetime CN203685973U (en) | 2013-12-13 | 2013-12-13 | Vibration attenuation structure for oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321407A (en) * | 2015-07-07 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pump device and compressor with same |
-
2013
- 2013-12-13 CN CN201320822977.2U patent/CN203685973U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321407A (en) * | 2015-07-07 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pump device and compressor with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |