CN202883327U - Mini-type water pump provided with water separating sheet - Google Patents
Mini-type water pump provided with water separating sheet Download PDFInfo
- Publication number
- CN202883327U CN202883327U CN 201220575515 CN201220575515U CN202883327U CN 202883327 U CN202883327 U CN 202883327U CN 201220575515 CN201220575515 CN 201220575515 CN 201220575515 U CN201220575515 U CN 201220575515U CN 202883327 U CN202883327 U CN 202883327U
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- China
- Prior art keywords
- water
- seat
- proof sheet
- end surface
- water pocket
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- Expired - Fee Related
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Abstract
The utility model discloses a mini-type water pump provided with a water separating sheet. The mini-type water pipe comprises a motor, a shell body, a bell-shaped water bag, a water bag seat, a valve seat, and an upper cover provided with a water inlet pipeline and a water outlet pipeline. A motor drive shaft extends into the shell body and is provided with a drive gear meshed with a driven gear. The driven gear is sleeved on a pin shaft fixed in the shell body. The lower end of a swing shaft is inserted in the driven gear in an inclined mode. The water bag seat, the valve seat and the upper cover are sequentially arranged along the upper portion of the shell body and are mutually fixed. The bell-shaped water bag is arranged on the water bag seat. The lower portion of a crank shaft is sleeved at the upper end of the swing shaft. The edge of the crank shaft is sleeved at the lower end of the bell-shaped water bag. A water inlet passage communicated with the water inlet pipeline on the upper cover and a water outlet passage communicated with the water outlet pipeline on the upper cover are arranged on the valve seat. A water inlet check valve sheet and a water outlet check valve sheet are respectively arranged on the water inlet passage and the water outlet passage. The edge of the water separating sheet is pressed between the upper end face of the shell body and the lower end face of the water bag seat. The middle of the water separating sheet is connected with the lower portion of the crank shaft in a sleeved mode so as to form seal. The water pump is long in service life, low in maintenance cost, and good in electric safety performance.
Description
Technical field
The utility model relates to the micro pump technical field, especially a kind of micro pump with the water proof sheet.
Background technique
Now, micro pump has been widely used in the occasions such as small household appliances, medical equipment, detecting instrument, and traditional micro pump adopts centrifugal structure more, generally is made of motor, housing, impeller and end cap.Be that ZL02272679.9, name are called the utility model patent of " micro pump " as disclosing a patent No. on August 20th, 2003, it comprises micromachine, pump seat, pump cover, impeller, seal ring, one end of wheel shaft is fixed on the pump seat, the other end stretches to pump cover, impeller face has axis hole and wheel shaft matches to a side of pump seat, and wheel shaft can stretch into the length of axis hole greater than the degree of depth of axis hole.The micro pump purpose of this structure is to reduce incrustation scale to the impact of wheel shaft, pump seat wearing and tearing, prolongs the life-span of water pump as far as possible; But the water pump operation of this structure is after a period of time, and wearing and tearing can appear in impeller, causes pressure and the instability of flow of water pump, and wheel shaft, impeller the stuck over current of motor that makes also can occur and the working life of reduction water pump occur damaging sometimes.
Progress along with technology, existing part micro pump adopts the structure of barrier film water-bag type, the structure of water-bag type has the characteristics of pressure, stability of flow, but because the barrier film water pocket that rubber is made distortion can occur after being filled with water, easy and water pocket seat friction causes water pocket to damage, and water pocket can leak after damaging, and water can make the motor short circuit cause damage by flow direction motor again, reduce working life and the electrical security of water pump, improve the maintenance cost of water pump.
The model utility content
The technical problems to be solved in the utility model provides a kind of micro pump with the water proof sheet, can keep for a long time pressure flow stable, and maintenance cost is low, and electrical security is good.
For achieving the above object, the technical solution of the utility model is: a kind of micro pump with the water proof sheet, comprise motor, housing, bell water pocket, the water pocket seat, valve seat, be provided with the loam cake of inlet pipeline and rising pipe, motor is fixed on the bottom surface of housing, motor driving shaft stretches in the housing, driving gear is housed on the motor driving shaft, driving gear and a driven gear are meshed, driven gear is enclosed within on the bearing pin that is fixed in the housing, a balance staff lower end is inserted on the driven gear, the axis of balance staff and driven gear central axis intersect, top along housing connects the water pocket seat successively, valve seat and loam cake and interfix, the centre of water pocket seat end face is provided with the socket through hole, bell water pocket passes described socket through hole and is contained on the water pocket seat, the bottom of one crank is enclosed within the upper end of balance staff, crank rim is enclosed within the lower end of the bell part of bell water pocket, valve seat is provided with intake tunnel and exhalant canal, the inlet pipeline of intake tunnel and loam cake communicates, the rising pipe of exhalant canal and loam cake communicates, be equipped with on the intake tunnel into water non-return valve block, the Water Check Valve sheet is housed out on the exhalant canal, the edge of one water proof sheet is crushed between the lower end surface of the upper-end surface of housing and water pocket seat, and the centre of water proof sheet and the bottom of bent axle socket-connect and form sealing.
Further improve, the bottom of described bent axle is provided with cylindrical protrusions, the outer surface of cylindrical protrusions is provided with toroidal cavity, be provided with projection in the middle of the water proof sheet upper-end surface, described projection is provided with a through hole, and the water proof sheet utilizes described through hole to be socketed on the toroidal cavity of cylindrical protrusions outer surface of bent axle bottom.Make things convenient for socket and the sealing of water proof sheet and bent axle.
Further improve, the upper-end surface of described housing is provided with a plurality of positioning holes, the lower end surface of water pocket seat is provided with corresponding a plurality of locating columns, the edge correspondence of water proof sheet is provided with a plurality of positioning holes, and a plurality of locating columns of the lower end surface of water pocket seat pass a plurality of positioning holes corresponding to water proof sheet edge and are inserted on a plurality of positioning holes of housing upper-end surface again.So that the location between housing, water proof sheet and the water pocket seat is convenient, accurate.
Preferred described water proof sheet is made by rubber.
Further improve, described water pocket seat upper-end surface is provided with a plurality of positioning holes, the lower end surface of valve seat is provided with a plurality of locating columns and matches with a plurality of positioning holes of water pocket seat upper-end surface, described valve seat upper-end surface is provided with a plurality of positioning holes, and the lower end surface of loam cake is provided with a plurality of locating columns and matches with a plurality of positioning holes of valve seat upper-end surface.So that the location between water pocket seat, valve seat and the loam cake is convenient, accurate.
Further improve, the socket through-hole inner surface bottom in the middle of the described water pocket seat end face is the circular arc that outwards stretches.Can prevent that water pocket seat end face middle cover from connecting the internal surface and the bell water pocket of bell water pocket phase friction damage in hole, in the working life of improving bell water pocket, further prolong working life of water pump.
Further improve, the side of described housing, water pocket seat, valve seat and loam cake is provided with the draw-in groove of a plurality of correspondences, jump ring is housed on the draw-in groove housing, water pocket seat, valve seat and loam cake are fixed together.Improve assembly performance, save installation time.
Further improve, between edge, described valve seat upper-end surface and the edge, loam cake lower end surface an O-ring seal is set.Further improve the sealing between valve seat and the loam cake.
Further improve, described housing is provided with and the integrated mounting plate of housing, and mounting plate is provided with a plurality of mounting holes.The installation of convenient whole water pump.
Further improve, described bell water pocket is the rubber bag with water of three bell disjunctors, the middle correspondence of water pocket seat end face is provided with three socket through holes, correspondence is equipped with three water inlet non-return valve blocks on the intake tunnel of valve seat, correspondence is equipped with three and goes out the Water Check Valve sheet on the exhalant canal of valve seat, and crank is provided with three support arms and is connected with the bottom of three bell parts of bell water pocket respectively.So that electric machine rotation one circle can be realized suction and three circulations of draining, further improve discharging water efficient.
The utility model is owing to utilize the to-and-fro motion of bell water pocket to realize the function of suction and draining, the componental movement part of discharging water only has valve block and bell water pocket, even long-play, the impeller variation of build-up of pressure and flow of can wearing and tearing in the time of can not occurring such as the vane pump long-play, as long as bell water pocket does not damage, water pump can the long period keep pressure, stability of flow.
On the other hand, because the edge of a water proof sheet is crushed between the lower end surface of the upper-end surface of housing and water pocket seat, the centre of water proof sheet and the bottom of bent axle socket-connect and form sealing, bell water pocket part above the water proof sheet and the housing parts below the water proof sheet are isolated mutually like this, even leaking appears in bell water pocket, be contained in the transmission part in the housing and the motor that is fixed on below the housing unaffected, motor can not cause damage because of short circuit, improve the electrical security of water pump, reduce maintenance cost.
In addition, because the bottom of the centre of water proof sheet and bent axle socket-connects and forms sealing, the range of movement of the bottom of bent axle is less, reduces the water proof sheet to the motion obstruction of bent axle, and is both little to the consumption of output power of motor, is conducive to again water proof sheet and bent axle and mutually seals.
Description of drawings
Fig. 1 is the utility model plan view;
Fig. 2 is the utility model plan view;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the utility model stereogram;
Fig. 5 is the utility model three-dimensional exploded view;
Fig. 6 is the plan view of the utility model water pocket seat;
Fig. 7 is the B-B sectional view of Fig. 6;
Fig. 8 is the utility model crank stereogram;
Fig. 9 is the utility model crank worm's eye view;
Figure 10 is the top perspective view of the utility model valve seat;
Figure 11 is the face upwarding stereogram of the utility model valve seat;
Figure 12 is the top perspective view of the utility model water proof sheet;
Figure 13 is the face upwarding stereogram of the utility model water proof sheet;
Figure 14 is the top perspective view of the utility model housing;
Figure 15 is the face upwarding stereogram of the utility model loam cake.
Embodiment
Below in conjunction with accompanying drawing and concrete mode of execution the utility model is described in further detail.
Fig. 1 is to shown in Figure 15, a kind of micro pump with the water proof sheet, comprise motor 1, housing 2, bell water pocket 3, water pocket seat 4, valve seat 5, be provided with the loam cake 6 of inlet pipeline 61 and rising pipe 62, motor 1 is fixed on the bottom surface of housing 2, motor 1 live axle stretches in the housing 2, on motor 1 live axle driving gear 7 is housed, driving gear 7 and a driven gear 8 are meshed, driven gear 8 is enclosed within on the bearing pin 9 that is fixed in the housing 2, balance staff 10 lower ends are inserted on the driven gear 8, the axis of balance staff 10 and driven gear 8 central axis intersect, and also wear-resisting graphite flake 11 can be housed between driven gear 8 and the housing 2;
Connect successively water pocket seat 4, valve seat 5 and loam cake 6 along the top of housing 2 and interfix, the side of housing 2, water pocket seat 4, valve seat 5 and loam cake 6 respectively is provided with the draw-in groove of three correspondences, and it is fixed with each other housing 2, water pocket seat 4, valve seat 5 and loam cake 6 that jump ring 12 is housed on three draw-in grooves;
Described bell water pocket 3 is the rubber bag with water of three bell disjunctors, and the middle correspondence of water pocket seat 4 end faces is provided with three socket through holes 41, and three socket through holes 41 that three bell parts of bell water pocket 3 are passed respectively water pocket seat 4 end faces are equipped with on the water pocket seat 4;
The bottom of one crank 13 is provided with cylindrical protrusions 131, the outer surface of cylindrical protrusions 131 is provided with toroidal cavity 132, cylindrical protrusions 131 lower end surfaces are provided with shrinkage pool 133, and the top of crank 13 is provided with on the end of 134, three support arms 134 of three support arms and is equipped with through hole 135; Crank 13 utilizes the shrinkage pool 133 of lower cylindrical shape projection 131 lower end surfaces to be enclosed within the upper end of balance staff 10, and crank 13 utilizes the through hole 135 on the end of three support arms 134 in top to be enclosed within the lower end of three bells parts of bell water pocket 3;
Be provided with a plurality of positioning holes 21 in the upper-end surface of housing 2, the lower end surface of water pocket seat 4 is provided with corresponding a plurality of locating columns 42, the edge correspondence of water proof sheet 16 is provided with a plurality of positioning holes 163, and a plurality of locating columns 42 of the lower end surface of water pocket seat 4 pass a plurality of positioning holes 163 corresponding to water proof sheet 16 edges and are inserted on a plurality of positioning holes 21 of housing 2 upper-end surfaces again.
Be provided with a plurality of positioning holes 43 in water pocket seat 4 upper-end surfaces, the lower end surface of valve seat 5 is provided with a plurality of locating columns 53 and matches with a plurality of positioning holes 43 of water pocket seat 4 upper-end surfaces, be provided with a plurality of positioning holes 54 in valve seat 5 upper-end surfaces, the lower end surface of loam cake 6 is provided with a plurality of locating columns 63 and matches with a plurality of positioning holes 54 of valve seat 5 upper-end surfaces.
Each socket through hole 41 internal surface bottom 411 in the middle of described water pocket seat 4 end faces are the circular arc that outwards stretches.
Between valve seat edge, 5 upper-end surface and edge, loam cake 6 lower end surface, an O-ring seal 17 is set.
Be provided with and housing 2 integrated mounting plates 22 at housing 2, mounting plate 22 is provided with a plurality of mounting holes 221.
Preferred described water proof sheet 16 is made by rubber.
Working procedure of the present utility model is as follows:
Below only be preferred embodiment of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection domain of this case.
Claims (10)
1. micro pump with the water proof sheet, comprise motor, housing, bell water pocket, the water pocket seat, valve seat, be provided with the loam cake of inlet pipeline and rising pipe, motor is fixed on the bottom surface of housing, motor driving shaft stretches in the housing, driving gear is housed on the motor driving shaft, driving gear and a driven gear are meshed, driven gear is enclosed within on the bearing pin that is fixed in the housing, a balance staff lower end is inserted on the driven gear, the axis of balance staff and driven gear central axis intersect, top along housing connects the water pocket seat successively, valve seat and loam cake and interfix, the centre of water pocket seat end face is provided with the socket through hole, bell water pocket passes described socket through hole and is contained on the water pocket seat, the bottom of one crank is enclosed within the upper end of balance staff, crank rim is enclosed within the lower end of the bell part of bell water pocket, valve seat is provided with intake tunnel and exhalant canal, the inlet pipeline of intake tunnel and loam cake communicates, the rising pipe of exhalant canal and loam cake communicates, be equipped with on the intake tunnel into water non-return valve block, the Water Check Valve sheet is housed out on the exhalant canal, it is characterized in that: the edge of a water proof sheet is crushed between the lower end surface of the upper-end surface of housing and water pocket seat, and the centre of water proof sheet and the bottom of bent axle socket-connect and form sealing.
2. a kind of micro pump with the water proof sheet according to claim 1, it is characterized in that: the bottom of described bent axle is provided with cylindrical protrusions, the outer surface of cylindrical protrusions is provided with toroidal cavity, be provided with projection in the middle of the water proof sheet upper-end surface, described projection is provided with a through hole, and the water proof sheet utilizes described through hole to be socketed on the toroidal cavity of cylindrical protrusions outer surface of bent axle bottom.
3. a kind of micro pump with the water proof sheet according to claim 1, it is characterized in that: the upper-end surface of described housing is provided with a plurality of positioning holes, the lower end surface of water pocket seat is provided with corresponding a plurality of locating columns, the edge correspondence of water proof sheet is provided with a plurality of positioning holes, and a plurality of locating columns of the lower end surface of water pocket seat pass a plurality of positioning holes corresponding to water proof sheet edge and are inserted on a plurality of positioning holes of housing upper-end surface again.
4. a kind of micro pump with the water proof sheet according to claim 1, it is characterized in that: described water proof sheet is made by rubber.
5. a kind of micro pump with the water proof sheet according to claim 1, it is characterized in that: described water pocket seat upper-end surface is provided with a plurality of positioning holes, the lower end surface of valve seat is provided with a plurality of locating columns and matches with a plurality of positioning holes of water pocket seat upper-end surface, described valve seat upper-end surface is provided with a plurality of positioning holes, and the lower end surface of loam cake is provided with a plurality of locating columns and matches with a plurality of positioning holes of valve seat upper-end surface.
6. a kind of micro pump with the water proof sheet according to claim 1 is characterized in that: the circular arc of the socket through-hole inner surface bottom in the middle of the described water pocket seat end face for outwards stretching.
7. a kind of micro pump with the water proof sheet according to claim 1, it is characterized in that: the side of described housing, water pocket seat, valve seat and loam cake is provided with the draw-in groove of a plurality of correspondences, jump ring is housed on the draw-in groove housing, water pocket seat, valve seat and loam cake are fixed together.
8. a kind of micro pump with the water proof sheet according to claim 1 is characterized in that: between edge, described valve seat upper-end surface and the edge, loam cake lower end surface an O-ring seal is set.
9. a kind of micro pump with the water proof sheet according to claim 1, it is characterized in that: described housing is provided with and the integrated mounting plate of housing, and mounting plate is provided with a plurality of mounting holes.
10. according to claim 1 to 9 each described a kind of micro pumps with the water proof sheet, it is characterized in that: described bell water pocket is the rubber bag with water of three bell disjunctors, the middle correspondence of water pocket seat end face is provided with three socket through holes, correspondence is equipped with three water inlet non-return valve blocks on the intake tunnel of valve seat, correspondence is equipped with three and goes out the Water Check Valve sheet on the exhalant canal of valve seat, and crank is provided with three support arms and is connected with the bottom of three bell parts of bell water pocket respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220575515 CN202883327U (en) | 2012-11-05 | 2012-11-05 | Mini-type water pump provided with water separating sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220575515 CN202883327U (en) | 2012-11-05 | 2012-11-05 | Mini-type water pump provided with water separating sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202883327U true CN202883327U (en) | 2013-04-17 |
Family
ID=48074762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220575515 Expired - Fee Related CN202883327U (en) | 2012-11-05 | 2012-11-05 | Mini-type water pump provided with water separating sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202883327U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927516A (en) * | 2016-06-23 | 2016-09-07 | 厦门坤锦电子科技有限公司 | Micro water pump capable of accurately controlling flow |
| CN106150984A (en) * | 2015-04-01 | 2016-11-23 | 深圳市集创兴电机有限公司 | Miniature pressure release water pump |
| US10458402B2 (en) | 2016-07-25 | 2019-10-29 | Xiamen Conjoin Electronics Technology Co., Ltd. | Micro water pump capable of controlling flow precisely |
| US11274666B2 (en) | 2017-08-30 | 2022-03-15 | Xiamen Conjoin Electronics Technology Co., Ltd. | Micro-fluid pump |
-
2012
- 2012-11-05 CN CN 201220575515 patent/CN202883327U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150984A (en) * | 2015-04-01 | 2016-11-23 | 深圳市集创兴电机有限公司 | Miniature pressure release water pump |
| CN105927516A (en) * | 2016-06-23 | 2016-09-07 | 厦门坤锦电子科技有限公司 | Micro water pump capable of accurately controlling flow |
| US10458402B2 (en) | 2016-07-25 | 2019-10-29 | Xiamen Conjoin Electronics Technology Co., Ltd. | Micro water pump capable of controlling flow precisely |
| US11274666B2 (en) | 2017-08-30 | 2022-03-15 | Xiamen Conjoin Electronics Technology Co., Ltd. | Micro-fluid 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20211105 |