CN201241807Y - Planetary gear transmission type inflator - Google Patents
Planetary gear transmission type inflator Download PDFInfo
- Publication number
- CN201241807Y CN201241807Y CNU2008201620590U CN200820162059U CN201241807Y CN 201241807 Y CN201241807 Y CN 201241807Y CN U2008201620590 U CNU2008201620590 U CN U2008201620590U CN 200820162059 U CN200820162059 U CN 200820162059U CN 201241807 Y CN201241807 Y CN 201241807Y
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- Prior art keywords
- planetary
- motor
- guide shaft
- piston rod
- output shaft
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Abstract
The utility model relates to a planetary gear transmission type inflator pump, which comprises a motor, a motor gear fixed on the output shaft of the motor, a planetary speed reducer meshed and geared with the motor gear, an eccentric wheel sheathed on the output shaft of the planetary speed reducer, a piston rod axially connected with the eccentric wheel, and a piston fixedly plugged in the cylinder together with the piston rod. The planetary gear transmission type inflator pump is characterized in that the planetary speed reducer comprises three planetary gears meshed with the motor gear and axially arranged on a guide shaft of a T-shape, one end of the guide shaft is retained by a press plate and is arranged at the outer side of the press plate while the another end penetrates through the press plate, the planetary gears, a clip spring and a positioning plate in turn to be fixed on the positioning plate via rivet, the clip spring is clamped and sheathed on the guide shaft to retain the planetary gears, and the output shaft of the planetary speed reducer is integrally formed with the press plate. Compared with the prior art, the planetary gear transmission type inflator pump has simple manufacture, low production cost, high concentricity of the planetary gears and long service life.
Description
Technical field
The utility model relates to electric inflating pump, specifically refers to a kind of planetary gear type transmission gas-filled pump.
Background technique
The patent No. is that 200520012907.6 utility model patent discloses a kind of " Planetary Gear Transmission-type air pump ", this air pump mainly comprises motor, be fixed on the motor gear on the motor output shaft, three planetary pinions that are meshed with motor gear, described planetary pinion is distributed in the big internal gear and with described internal gear and meshes, each planetary middle part is provided with guide shaft, the end of described guide shaft is plugged on the gear pressing plate, the another side of described gear pressing plate is installed with the center output shaft, described center output shaft connects the eccentric wheel that is coupling with piston rod, described piston rod drives the piston motion that is plugged in the cylinder, thereby reaches the purpose of inflation.The gas-filled pump high working efficiency that this model utility provided, the motor of smaller power can guarantee the effective exercise of piston rod, energy consumption is low.But the used planetary pinion of this gas-filled pump is structure as a whole, and its concentricity is poor, the cost of production height.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, provides a kind of good concentricity and cost low planetary gear type transmission gas-filled pump.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: this planetary gear type transmission gas-filled pump, include motor, be fixed on the motor gear on the motor output shaft, planetary reducer with the motor gear engagement driving, be set in the eccentric wheel on the output shaft of described planetary reducer, the piston rod that is coupling with described eccentric wheel, affixed and be plugged in piston in the cylinder with described piston rod; It is characterized in that: described planetary reducer comprises three planetary pinions that are meshed with described motor gear, described planet pin is located on the guide shaft, described guide shaft is "T"-shaped axle, one end of guide shaft is blocked in the pressing plate outside by pressing plate, the other end of guide shaft passes pressing plate, planetary pinion, jump ring and positioning plate successively, is fixed on the described positioning plate by rivet; Described jump ring is fastened on the described guide shaft with spacing described planetary pinion; The output shaft of planetary reducer and described pressing plate are one-body molded.
Described piston rod and piston are formed in one, and the lower end of piston rod is a loop overlapping shape, and described eccentric wheel connects the bearing of the ring set of the lower end that is positioned at described piston rod by coupling shaft.
Described motor is fixed on the fixed base by screw, and described motor output shaft passes described fixed plate and connects described motor gear.
Compared with prior art, easy to process because planetary reducer of the present utility model adopts split-type structural, low production cost; And planetary pinion adopts the multiple location of guide shaft, jump ring, positioning plate and pressing plate, and its concentricity is improved, long service life.
Description of drawings
Fig. 1 is the utility model embodiment's a subassembly structure sectional view;
Fig. 2 is the three-dimensional exploded view and the partial enlarged drawing of planetary reducer, motor and cylinder, piston and associated components among the utility model embodiment.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As 1 and shown in Figure 2, this planetary gear type transmission gas-filled pump comprises:
Described planetary reducer comprises that three 13, three planetary pinions 13 of planetary pinion that are distributed on the described internal gear 11 all are meshed with described motor gear 4; 13 of described planetary pinions are located on the guide shaft 15; Described guide shaft 15 is "T"-shaped axle, and an end of guide shaft 15 is blocked in pressing plate 14 outsides by described pressing plate 14, and the other end of guide shaft 15 passes pressing plate 14, planetary pinion 13, jump ring 12 and positioning plate 20 successively, is fixed on the described positioning plate 20 by rivet 19; Described jump ring 12 is fastened on the described guide shaft 15 with spacing described planetary pinion 13; The output shaft 18 and the described pressing plate 14 of planetary reducer are one-body molded;
Described planetary output shaft 18 passes bearing 16 and connects eccentric wheel 7, and described bearing 16 is positioned at fixed base 17; Described eccentric wheel 7 connects the bearing 9 that is positioned at piston rod 10 lower ends by coupling shaft 8;
Described piston rod 10 is an integral piece with piston, and its lower end is a loop overlapping shape, is convenient to settle bearing 9; Described piston is plugged in the cylinder 21.
The same known technology of the structure of other parts of this planetary gear type transmission gas-filled pump, its working principle are also identical with prior art.But the planetary reducer among this embodiment is split type, and it is easy to process, and cost of production is low, and planetary pinion is by the multiple location of guide shaft, jump ring and positioning plate and pressing plate, concentricity height, long service life.
Claims (3)
1, a kind of planetary gear type transmission gas-filled pump, include motor, be fixed on the motor gear on the motor output shaft, planetary reducer with the motor gear engagement driving, be set in the eccentric wheel on the output shaft of described planetary reducer, the piston rod that is coupling with described eccentric wheel, affixed and be plugged in piston in the cylinder with described piston rod; It is characterized in that: described planetary reducer comprises three planetary pinions that are meshed with described motor gear, described planet pin is located on the guide shaft, described guide shaft is "T"-shaped axle, one end of guide shaft is blocked in the pressing plate outside by pressing plate, the other end of guide shaft passes pressing plate, planetary pinion, jump ring and positioning plate successively, is fixed on the described positioning plate by rivet; Described jump ring is fastened on the described guide shaft with spacing described planetary pinion; The output shaft of planetary reducer and described pressing plate are one-body molded.
2, planetary gear type transmission gas-filled pump according to claim 1, it is characterized in that: described piston rod and piston are formed in one, the lower end of piston rod is a loop overlapping shape, and described eccentric wheel connects the bearing of the ring set of the lower end that is positioned at described piston rod by coupling shaft.
3, planetary gear type transmission gas-filled pump according to claim 1 and 2, it is characterized in that: described motor is fixed on the fixed base by screw, and described motor output shaft passes described fixed base and connects described motor gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201620590U CN201241807Y (en) | 2008-07-31 | 2008-07-31 | Planetary gear transmission type inflator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201620590U CN201241807Y (en) | 2008-07-31 | 2008-07-31 | Planetary gear transmission type inflator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201241807Y true CN201241807Y (en) | 2009-05-20 |
Family
ID=40715102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201620590U Expired - Fee Related CN201241807Y (en) | 2008-07-31 | 2008-07-31 | Planetary gear transmission type inflator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201241807Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573583A (en) * | 2012-08-09 | 2014-02-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Rack assembly for compressor and assembling method of rack assembly |
-
2008
- 2008-07-31 CN CNU2008201620590U patent/CN201241807Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573583A (en) * | 2012-08-09 | 2014-02-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Rack assembly for compressor and assembling method of rack assembly |
| CN103573583B (en) * | 2012-08-09 | 2016-04-13 | 珠海格力节能环保制冷技术研究中心有限公司 | The assembling method of the housing assembly of compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Zhanwang Electric Appliance Co., Ltd. Assignor: Shen Shiping Contract record no.: 2010330001315 Denomination of utility model: Planetary gear transmission type inflator Granted publication date: 20090520 License type: Exclusive License Record date: 20100712 |
|
| ASS | Succession or assignment of patent right |
Owner name: SHEN SHIPING Owner name: SHEN HUAYAN Free format text: FORMER OWNER: SHEN SHIPING Effective date: 20100917 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 315470 NINGBO ZHANWANG ELECTRICAL APPLIANCES CO., LTD., INDUSTRY DEVELOPMENT ZONE, SIMEN COUNTRY, YUYAO CITY, ZHEJIANG PROVINCE TO: 315470 NINGBO ZHANWANG ELECTRICAL APPLIANCES CO., LTD., INDUSTRIAL PARK ZONE, SIMEN COUNTRY, YUYAO CITY, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100917 Address after: 315470, Yuyao City, Zhejiang Province Town Industrial Park Ningbo outlook Electrical Appliance Co., Ltd. Co-patentee after: Shen Shiping Patentee after: Shen Huayan Address before: 315470, Zhejiang, Zhejiang Province, Yuyao Town Industrial Development Zone, Ningbo Hing Hing Electrical Appliance Co., Ltd. Patentee before: Shen Shiping |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20110731 |