CN203335396U - Full-immersion oil pump - Google Patents
Full-immersion oil pump Download PDFInfo
- Publication number
- CN203335396U CN203335396U CN201320363577XU CN201320363577U CN203335396U CN 203335396 U CN203335396 U CN 203335396U CN 201320363577X U CN201320363577X U CN 201320363577XU CN 201320363577 U CN201320363577 U CN 201320363577U CN 203335396 U CN203335396 U CN 203335396U
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- pump
- protecgulum
- cavity shell
- motor cavity
- gear shaft
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Abstract
The utility model discloses a full-immersion oil pump which comprises a pump back cover, a motor cavity shell, a motor structure, a cavity front cover, a pump front cover, an involute gear pair, a driving gear shaft and a driven gear shaft, wherein the pump back cover is assembled on one end of the motor cavity shell, the cavity front cover and the pump front cover are assembled on the other end of the motor cavity shell in sequence, the involute gear pair is arranged in the pump front cover, an auxiliary gear of the involute gear pair is assembled with the cavity front cover together through the driven gear shaft, the motor structure is arranged in the motor cavity shell, one end of the driving gear shaft penetrates through the central position of the motor structure and is fixed in the motor cavity shell, and the other end of the driving gear shaft penetrates through and is fixed in the central position of the cavity front cover and a main gear of the involute gear pair. By virtue of the structure disclosed by the utility model, oils are prevented from being polluted by the outside, a pipeline is shortened, and the cooling efficiency is improved. The full-immersion oil pump is light in weight, simple in structure and convenient to maintain.
Description
Technical field
The utility model relates to a kind of liquor pump, particularly a kind of oil pump, specifically a kind of full immersed type oil pump.
Background technique
Along with the central air-conditioner use of large-scale production, the cooling oil pump product starts towards low-cost, simple in structure, small lot multiple types, non-maintaining future development.The conventional pump series products has firm discharge, heaviness, and complex structure, need the shortcomings such as independent lubricating system, can't meet development manufacture demand.
Summary of the invention
The purpose of this utility model is to provide a kind of full immersed type oil pump, makes the interior all bearings of pump without refueling separately, without independent lubricating system, and the pollution that the full immersed type structure has also avoided oil product to be come from the outside simultaneously.
For solving the problems of the technologies described above, the utility model provides a kind of full immersed type oil pump, it is characterized in that, comprises that pump postoperculum, motor cavity shell, electric machine structure, chamber protecgulum, pump protecgulum, involute gear are to, driving gear shaft and driven gear shaft;
Described pump postoperculum is assemblied in an end of described motor cavity shell, the other end of described motor cavity shell assembles described chamber protecgulum, described pump protecgulum successively, described involute gear is to being located in described pump protecgulum, and right pinion and the described chamber protecgulum of described involute gear is assembled together by described driven gear shaft;
Described electric machine structure is located in described motor cavity shell, one end of described driving gear shaft runs through the central position of described electric machine structure and is fixed in described motor cavity shell, and the other end of described driving gear shaft runs through and be fixed on the central position of described chamber protecgulum and the right master gear of described involute gear.
Preferably, the two ends of described driving gear shaft and described driven gear shaft all are arranged with bearing, on described chamber protecgulum and described pump protecgulum, all offer oil groove, and described bearing is lubricated by the refrigeration oil by described oil groove input.
Preferably, the oil groove on described chamber protecgulum and described pump protecgulum adopts the ball formula plug that rises to carry out shutoff.
Preferably, the two ends of described motor cavity shell are ledge structure, and described pump postoperculum and described chamber protecgulum all match with the ledge structure of described electric machine casing.
Preferably, described pump postoperculum, described motor cavity shell and described chamber protecgulum adopt the assembling of double thread screw pull bar.
Preferably, described involute gear externally also is provided with a circle O type circle.
Preferably, described chamber protecgulum also is provided with for fixing installation runners.
Preferably, described motor cavity shell is also established a filler opening and a wire outlet, and described pump protecgulum is also established an oil outlet.
In terms of existing technologies, pump element adopts involute gear pair to the utility model mode of execution, and opens oil groove and make the bearing on driving gear shaft and driven gear shaft realize lubricating by refrigeration oil, the generation that increases the service life and stop entrap phenomenon.
In addition, the pollution that the full immersed type structure has avoided oil product to be come from the outside, shortened pipeline, improved cooling effectiveness, lightweight, simple in structure, easy to maintenance.
In addition, pump postoperculum, motor cavity shell and chamber protecgulum adopt the double thread screw pull bar to coordinate, and guarantee that motor stator and motor rotor concentricity are good; The chamber protecgulum also, with runners is installed, conveniently is fixed in fuel tank.
In addition, full immersed type oil pump structure of the present utility model can produce the multiple types flow pump, and easily manufactured, cost is lower.
The accompanying drawing explanation
Fig. 1 is the utility model full immersed type oil pump embodiment's structural representation;
Fig. 2 is the utility model full immersed type oil pump embodiment's stereogram.
Referring to Fig. 1 and Fig. 2,1 is pump postoperculum; 2 is the motor cavity shell; 3 is electric machine structure; 4 is the chamber protecgulum; 5 is the pump protecgulum; 6 is involute gear pair; 7 is driving gear shaft; 8 is driven gear shaft; 9 is O type circle; 10 is the ball formula plug that rises; 11 is bearing; 12 is the double thread screw pull bar; 13 is filler opening; 14 is oil outlet; 15 is wire outlet; 16 for installing runners; 301 is motor stator; 302 is rotor; 601 is the right master gear of involute gear; 602 is the right pinion of involute gear.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with accompanying drawing, each mode of execution of the present utility model is explained in detail.Yet, persons of ordinary skill in the art may appreciate that in each mode of execution of the utility model, in order to make the reader understand the application better, many ins and outs have been proposed.But, even without these ins and outs and the many variations based on following each mode of execution and modification, also can realize each claim of the application technological scheme required for protection.
The first embodiment of the present utility model relates to a kind of full immersed type oil pump, its structure as depicted in figs. 1 and 2, comprise pump postoperculum 1, motor cavity shell 2, electric machine structure 3, chamber protecgulum 4, pump protecgulum 5, involute gear to 6, driving gear shaft 7 and driven gear shaft 8; Pump postoperculum 1 is assemblied in an end of motor cavity shell 2, the other end of motor cavity shell 2 is assembly cavity protecgulum 4, pump protecgulum 5 successively, involute gear is located in pump protecgulum 56, and involute gear is assembled together by driven gear shaft 8 to 6 pinion 602 and chamber protecgulum 4; Electric machine structure 3 is located in motor cavity shell 2, one end of driving gear shaft 7 runs through the central position of electric machine structure 3 and is fixed in motor cavity shell 2, and the other end of driving gear shaft 7 runs through and is fixed on chamber protecgulum 4 and the involute gear central position to 6 master gear 601.
Wherein, the two ends of driving gear shaft 7 and driven gear shaft 8 all are arranged with bearing 11, all offer the oil groove (not shown) on chamber protecgulum 4 and pump protecgulum 5, bearing 11 is lubricated by the refrigeration oil by the oil groove input, thereby the generation that increases the service life and stop entrap phenomenon, in addition, the oil groove on chamber protecgulum 4 and pump protecgulum 5 adopts the ball formula plug 10 that rises to carry out shutoff.
The second embodiment of the present utility model relates to a kind of full immersed type oil pump, its structure as depicted in figs. 1 and 2, the present embodiment is improved on the first embodiment's basis, be specially: electric machine structure 3 comprises motor stator 301 and rotor 302, motor stator 301 is sheathed on outside rotor 302, and the central shaft of motor stator 301 and rotor 302 is coaxial.
It is worth mentioning that, the two ends of motor cavity shell are ledge structure, pump postoperculum and chamber protecgulum all match with the ledge structure of electric machine casing, have guaranteed like this gap of 301 of rotor 302 in motor cavity shell 2 and motor stators.In addition, pump postoperculum 1, motor cavity shell 2 and chamber protecgulum 4 adopt 12 assemblings of double thread screw pull bar, in the present embodiment, double thread screw pull bar 12 is provided with four, and these four double thread screw pull bars 12 are evenly distributed, thereby the concentricity that guarantees motor stator 301 and rotor 302 is good, but the quantity of the double thread screw pull bar 12 of mentioning here is an example of the present embodiment, in fact, double thread screw pull bar 12 can be also two, three or more, this just need to be selected according to actual needs.。
In addition, in the present embodiment, involute gear is to the 6 outer circle O type circles 9 that also are provided with, for the chamber protecgulum 4 after assembling and involute gear to the sealing between 6.And also be provided with in the bottom of chamber protecgulum 4, runners 16 is installed, is convenient to the full immersed type oil pump of the present embodiment is fixed in mailbox.
In the present embodiment, owing to adopting the full immersed type structure, filler opening 13 can be set directly on motor cavity shell 2, and oil outlet 14 is arranged on pump protecgulum 5; Refrigeration oil enters from the filler opening of motor cavity shell 2, by the inlet port oil suction of chamber protecgulum 4, by oil outlet 14 oil extractions of part pump protecgulum 5.In addition, the motor cavity shell also is provided with the wire outlet 15 to 6 outlets for involute gear.
The full immersed type oil pump of the present embodiment is the 1.5L flow, but in fact this, utilize structure of the present utility model can produce the multiple types flow pump just as an example of the present utility model, and easily manufactured, cost is lower, can meet preferably all kinds of demands.
By above-mentioned two embodiments, can know, the pollution that full immersed type structure of the present utility model has avoided oil product to be come from the outside, shortened pipeline, improved cooling effectiveness, lightweight, simple in structure, easy to maintenance.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above are to realize specific embodiment of the utility model, and in actual applications, can do various changes to it in the form and details, and do not depart from spirit and scope of the present utility model.
Claims (8)
1. a full immersed type oil pump, is characterized in that, comprises that pump postoperculum, motor cavity shell, electric machine structure, chamber protecgulum, pump protecgulum, involute gear are to, driving gear shaft and driven gear shaft;
Described pump postoperculum is assemblied in an end of described motor cavity shell, the other end of described motor cavity shell assembles described chamber protecgulum, described pump protecgulum successively, described involute gear is to being located in described pump protecgulum, and right pinion and the described chamber protecgulum of described involute gear is assembled together by described driven gear shaft;
Described electric machine structure is located in described motor cavity shell, one end of described driving gear shaft runs through the central position of described electric machine structure and is fixed in described motor cavity shell, and the other end of described driving gear shaft runs through and be fixed on the central position of described chamber protecgulum and the right master gear of described involute gear.
2. full immersed type oil pump according to claim 1, it is characterized in that, the two ends of described driving gear shaft and described driven gear shaft all are arranged with bearing, on described chamber protecgulum and described pump protecgulum, all offer oil groove, and described bearing is lubricated by the refrigeration oil by described oil groove input.
3. full immersed type oil pump according to claim 2, is characterized in that, oil groove on described chamber protecgulum and described pump protecgulum adopts the ball formula plug that rises to carry out shutoff.
4. full immersed type oil pump according to claim 1, is characterized in that, the two ends of described motor cavity shell are ledge structure, and described pump postoperculum and described chamber protecgulum all match with the ledge structure of described electric machine casing.
5. according to the described full immersed type oil pump of any one in claim 1 to 4, it is characterized in that, described pump postoperculum, described motor cavity shell and described chamber protecgulum adopt the assembling of double thread screw pull bar.
6. according to the described full immersed type oil pump of claim 1 to 4 any one, it is characterized in that, described involute gear externally also is provided with a circle O type circle.
7. according to the described full immersed type oil pump of claim 1 to 4 any one, it is characterized in that, described chamber protecgulum also is provided with for fixing installation runners.
8. according to the described full immersed type oil pump of claim 1 to 4 any one, it is characterized in that, described motor cavity shell is also established a filler opening and a wire outlet, and described pump protecgulum is also established an oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320363577XU CN203335396U (en) | 2013-06-24 | 2013-06-24 | Full-immersion oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320363577XU CN203335396U (en) | 2013-06-24 | 2013-06-24 | Full-immersion oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203335396U true CN203335396U (en) | 2013-12-11 |
Family
ID=49704073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320363577XU Expired - Lifetime CN203335396U (en) | 2013-06-24 | 2013-06-24 | Full-immersion oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203335396U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952657A (en) * | 2016-06-15 | 2016-09-21 | 珠海格力电器股份有限公司 | Oil-submerged pump |
| CN106357040A (en) * | 2016-10-08 | 2017-01-25 | 珠海格力电器股份有限公司 | Oil-submerged pump |
| CN109969258A (en) * | 2017-12-28 | 2019-07-05 | 比亚迪股份有限公司 | Electric oil pump assembly and vehicle with it |
| CN109969259A (en) * | 2017-12-28 | 2019-07-05 | 比亚迪股份有限公司 | Electric oil pump assembly and vehicle with it |
-
2013
- 2013-06-24 CN CN201320363577XU patent/CN203335396U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952657A (en) * | 2016-06-15 | 2016-09-21 | 珠海格力电器股份有限公司 | Oil-submerged pump |
| CN106357040A (en) * | 2016-10-08 | 2017-01-25 | 珠海格力电器股份有限公司 | Oil-submerged pump |
| CN106357040B (en) * | 2016-10-08 | 2018-11-13 | 珠海格力电器股份有限公司 | Oil-immersed pump |
| CN109969258A (en) * | 2017-12-28 | 2019-07-05 | 比亚迪股份有限公司 | Electric oil pump assembly and vehicle with it |
| CN109969259A (en) * | 2017-12-28 | 2019-07-05 | 比亚迪股份有限公司 | Electric oil pump assembly and vehicle with it |
| CN109969258B (en) * | 2017-12-28 | 2021-03-26 | 比亚迪股份有限公司 | Electric oil pump assembly and vehicle 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: 20131211 |