CN202545268U - Self-absorption pressure liquid pump - Google Patents
Self-absorption pressure liquid pump Download PDFInfo
- Publication number
- CN202545268U CN202545268U CN2012200801792U CN201220080179U CN202545268U CN 202545268 U CN202545268 U CN 202545268U CN 2012200801792 U CN2012200801792 U CN 2012200801792U CN 201220080179 U CN201220080179 U CN 201220080179U CN 202545268 U CN202545268 U CN 202545268U
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- liquid
- wheel hub
- blade
- pump
- impeller
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Abstract
The utility model discloses a self-absorption pressure liquid pump. The self-absorption pressure liquid pump comprises a pump housing, an impeller mounted in the pump housing and a driving device which is arranged against the impeller, wherein a liquid inlet, a liquid outlet and a liquid chamber communicated between the liquid inlet and the liquid outlet are arranged on the pump housing, the impeller comprises a wheel hub and at least one cylindrical blade, the wheel hub is eccentrically arranged relative to the liquid chamber, the blade can perform radial telescopic motion relative to the wheel hub and is mounted in the wheel hub in a free rotation manner, and when the wheel hub rotates, the blade extends out under the action of centrifugal force, and the extension end of the blade is matched with the inner wall surface of the liquid chamber for driving water flow. Therefore, on the one hand, when the wheel hub rotates at a high speed, the blade is smooth and less prone to being stuck by particle impurities, the self-absorption of the pump has strong reliability, the circulation amount of pumped water is great, the water flow is smooth, and the water pumping effect is good; and on the other hand, the cylindrical blade can effectively reduce the friction between the contact surfaces of the blade and the wheel hub, the noise is small, and the service life is long.
Description
Technical field
The utility model relates to the water pump art, refers in particular to a kind of from absorption pressure liquid pump.
Background technique
Water pump is the machinery of carrying liquid or making the liquid supercharging.It sends mechanical energy or other external energies of prime mover to liquid; Liquid energy is increased; Mainly be used for carrying liquid to comprise water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal etc., the liquid that also can carry liquid, gaseous mixture and contain suspended solids.The technical parameter of weighing pump performance has flow, inhales journey, lift, air horsepower, water-horse power, efficient etc.; Can be divided into types such as volume water pump, vane pump according to the different working principle.Displacement pump is to utilize the variation of its swept volume of a single chamber to transmit energy; Vane pump is to utilize the interaction of rotary vane and water to transmit energy, and types such as centrifugal pump, axial-flow pump and mixed flow pump are arranged.
Current is made up of pump case and impeller from absorption pressure liquid pump basically; And cooperate motor to use, and pump case is provided with liquid entering hole and liquid outlet, and impeller is arranged in the liquid chamber of pump case; Liquid entering hole communicates with the sidepiece of liquid chamber, and the direction of liquid outlet is consistent with the tangent direction that impeller is placed.Its impeller comprises wheel hub and blade, and blade is to utilize plastic cement or metal sheet structure.Its working principle is to utilize motor to come the impeller high speed rotating, and heart place forms strong negative pressure therein, and utilizes the blade of impeller to drive current continuously, and the water that liquid entering hole is poured in drains to liquid outlet and exports at a high speed.
Though thisly basic pump water function can be provided from absorption pressure liquid pump, when reality is used, but find still to have many deficiencies on himself structure and the usability, fail to reach best using effect and task performance, be in particular in following some:
One, the blade of impeller is in the form of sheets or platy structure, when the wheel hub high-speed rotation, is prone to be wrapped with rubbish things such as grass bits, plastic bag on the blade, hinders the discharge value of water, also can result in blockage in the time of seriously, and pump water effect is bad.
Two, the structure that is provided with of the liquid entering hole of water pump and liquid outlet is to adopt the mode of side water inlet side water outlet, and the side water inlet is unfavorable for strengthening hydraulic pressure, makes the water velocity of liquid outlet fast inadequately, reduces pump water effect.
Three, the liquid entering hole of water pump and liquid outlet all are communicated with at same liquid chamber, and under the high speed rotating of impeller drove, current were easy to be back to the direction of liquid outlet, and pump water effect is low, and energy consumption is high.
The model utility content
In view of this, the utility model is to the disappearance of existing technology existence, and its main purpose provides a kind of from absorption pressure liquid pump; It is simple in structure, and impeller is difficult for stuck by the particle foreign material, the self-priming good reliability; Noise is little, long service life, thus overcome the deficiency of existing technology.
For realizing above-mentioned purpose, the utility model adopts following technological scheme:
A kind of from absorption pressure liquid pump; The drive unit that comprises pump case, is installed on the impeller in the pump case and is provided with to impeller; Have liquid entering hole, liquid outlet on this pump case and be communicated in liquid entering hole and liquid outlet between liquid chamber, this impeller comprises wheel hub and at least one cylindrical blade, the relative liquid chamber of this wheel hub is eccentric to be provided with; Blade can and be installed in the wheel hub with respect to the activity of wheel hub radial expansion freely to rotate; When wheel hub rotated, blade was protruding under centrifugal action, and the external part of blade cooperates with the internal face of liquid chamber drives current.
Preferably, the outer circumferential face of said wheel hub is provided with several containing grooves evenly distributedly, and containing groove is in the outer ring surface upper shed of wheel hub, and the impeller clearance is flush-mounted in this containing groove ordinatedly.
Preferably, the parallel axes of the axis of said cylindric blade and wheel hub.
Preferably, said each containing groove is an arc.
Preferably, said liquid chamber periphery further is surrounded with a sap cavity, and this liquid chamber and sap cavity are separated through the isolating plate of a ring, the two bottom sides of this isolating plate formation flow channel that communicates.
Preferably, said liquid entering hole be arranged on liquid chamber directly over.
Preferably, said pump case comprises a base and a loam cake, and aforementioned liquid chamber and sap cavity are arranged on the base, and aforementioned liquid entering hole and liquid outlet are arranged on and cover.
Preferably, said liquid entering hole is an arcuate structure.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, can be known by technique scheme:
One, the blade of impeller is to be cylindrical-shaped structure, and it can rotate or freely rotate synchronously when wheel hub rotate, on the one hand; When the wheel hub high-speed rotation; Blade is smooth difficult stuck by the particle foreign material, the self-priming good reliability of pump, and the discharge value of pump water is big, current are unobstructed, pump water is effective; On the other hand, columned blade effectively reduces the friction between blade and the wheel hub containing groove surface of contact, long service life, and noise is little.
Two, the structure that is provided with of the liquid entering hole of water pump is to adopt the mode of top water inlet, and the water inlet direction is along the sense of rotation of plain vane, and it is more smooth and easy to drive current; And liquid entering hole is up the time, and forms height difference between the impeller, helps strengthening hydraulic pressure, and the water velocity of liquid outlet is accelerated, and improves pump water effect.
Three, the liquid entering hole of water pump is communicated with at different liquid chambers with liquid outlet respectively, and promptly liquid entering hole is communicated with liquid chamber, and liquid outlet is communicated with sap cavity; Under the high speed rotating of impeller drives; The current of liquid chamber can only be poured into the direction of liquid outlet through flow channel, and pump water effect is high, and power consumption is little.
Be structure characteristic and the effect of more clearly setting forth the utility model, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the embodiment's of the utility model an assembling schematic perspective view;
Fig. 2 is the embodiment's of the utility model a decomposition texture schematic representation;
Fig. 3 is the embodiment's of the utility model a part assembling structure schematic representation;
Fig. 4 is that the A of Fig. 3 is to schematic representation;
Fig. 5 is the schematic cross-section of base among the embodiment of the utility model;
Fig. 6 is the embodiment's of the utility model a global sections schematic representation;
Fig. 7 is the embodiment's of the utility model user mode figure, and the motor among the figure does not start;
Fig. 8 is another user mode figure of the embodiment of the utility model, and the motor among the figure starts;
Fig. 9 is the embodiment's of the utility model the bottom view of loam cake.
The accompanying drawing identifier declaration:
10, motor
20, impeller 21, wheel hub
211, containing groove 22, blade
30, pump case 31, base
311, liquid chamber 312, isolating plate
314, sap cavity 315, axis hole
316,317, through hole 318, flow channel
32, loam cake 321, liquid entering hole
322, liquid outlet.
Embodiment
Please referring to figs. 1 through shown in Figure 5; It has demonstrated the concrete structure of the preferred embodiment of the utility model; Include motor 10, impeller 20 and pump case 30; Should can be used for materials such as pump water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal from absorption pressure liquid pump, present embodiment is to be elaborated as the pump water function.
Wherein, present embodiment is with the drive unit of a motor 10 as impeller 20, but the driving of impeller 20 can also adopt convention or unknown any alternate manner to realize, is not limited to this.
As shown in Figure 2, this pump case 30 comprises a base 31 and a loam cake 32, and this base 31 is fixed on the end face of motor 10 through screw, and loam cake 32 also is fixed on the base 31 through screw.The base 31 of present embodiment is to select for use plastics or metallic material to process with loam cake 32, however base 31 and loam cake 32 process material not as limit.
The recessed liquid chamber 311 that is formed with of the upper surface of this base 31; Be arranged on and have a sap cavity 314 outside the liquid chamber 311; The isolating plate 312 of one circular ring is kept apart liquid chamber 311 and sap cavity 314; This isolating plate 312 is that the bottom surface one from liquid chamber 311 extends upward formation, so that sap cavity 314 is looped around the periphery of liquid chamber 311.Axis hole 315 is established at the middle part of this liquid chamber 311, passes impeller 20 with the live axle of power supply machine 10 and rotates; And this liquid chamber 311 is provided with through hole 316,317 with sap cavity 314 in the same side; This two through hole 316,317 lays respectively at the both sides of isolating plate 312 same positions; Current inject from the through hole 316 of liquid chamber 311, and gush out from the through hole 317 of sap cavity 314, to form flow channel 318 (see figure 5)s.When impeller 20 rotations, the water of liquid chamber 311 flows to the sap cavity 314 from flow channel 318.
As shown in Figure 2, said impeller 20 is installed in the liquid chamber 311, and it comprises wheel hub 21 and blade 22, and this wheel hub 21 can also select for use materials such as plastic cement or metal to process with blade 22.Relative liquid chamber 311 eccentric settings of wheel hub 21 in the present embodiment, as shown in Figure 4, a side of wheel hub 21 is close to the internal face (being the internal face of isolating plate 312) of liquid chamber 311, and the opposite side of wheel hub 21 is then and obtain bigger volume between the liquid chamber 311.In conjunction with Fig. 5,318 of the flow channels between aforementioned liquid chamber 311 and the sap cavity 314 are communicated in the position that volume diminishes gradually, gather bigger hydraulic pressure when making water outlet, to improve the flow velocity of current.
Extremely shown in Figure 4 in conjunction with Fig. 2; The periphery wall of this wheel hub 21 is concaved with several containing grooves 211 equably; Each containing groove 211 is arc, and containing groove 211 is in the outer ring surface upper shed of wheel hub 21, and; Said blade 22 is arranged to cylindric, and each blade 22 expandable correspondence versatilely are installed in each containing groove 211.In the present embodiment, containing groove 211 direction is set for vertical, and the direction that is provided with of blade 22 also is vertical, the parallel axes of the axis of promptly cylindric blade 22 and wheel hub 21.Because blade 22 is columned, it can rotate synchronously or freely rotate when wheel hub 21 rotations, on the one hand; Effectively reduce the friction between the surface of contact of containing groove 211 of blade 22 and wheel hub 21; Long service life, on the other hand, columned blade 22 is difficult for stopping and tackles the obstacles such as rubbish, grass bits that enter into liquid chamber 311 with current; Be difficult for stopping up, current are unobstructed.
Like Fig. 4 and shown in Figure 7; In the present embodiment, the quantity of blade 22 and containing groove 211 can be according to the needs increase and decrease, even and be provided with a fairly large number of containing groove 211; Also not necessarily will be in each containing groove 211 mounting blades 22, containing groove 211 also can not stir current during mounting blades 22.
Like Fig. 2 and shown in Figure 6, be provided with liquid entering hole 321 and liquid outlet 322 in the said loam cake 32, this liquid entering hole 321 communicates with liquid chamber 311, and this liquid outlet 322 communicates with sap cavity 314.Wherein liquid entering hole 321 is positioned at top, the setting over against liquid chamber 311 centers of liquid chamber 311, is beneficial to current and flows into from the top; As shown in Figure 9, this liquid entering hole 322 is an arcuate structure, to reduce water flux density, strengthens water velocity.This liquid outlet 322 is positioned at the position of top, liquid outlet 322 of sap cavity 314 preferably over against the water outlet direction setting of answering flow channel 318.The water inlet and outlet of present embodiment adopts the mode of top water inlet top water outlet, yet can also the position that be provided with of liquid outlet 322 be changed the side that is located at loam cake 32, and current are flowed out from side, to form the mode of top water inlet side water outlet, not as limit.
Working principle and working procedure that the utility model is detailed are following:
When not using, as shown in Figure 7, motor 10 quits work, and impeller 20 remains static, and blade 22 is to withdraw in the containing groove 211 of wheel hub 21.
When starting motor 10; As shown in Figure 8; By wheel hub 21 high speed rotating of motor 10 impeller 20, wheel hub 21 utilizes it to rotate centrifugal force and blade 22 is outwards thrown away in the process of high speed rotating; Make the tail end of blade 22 stretch to the internal face of liquid chamber 311 as much as possible; Simultaneously blade 22 with wheel hub 21 rotate make form negative pressure in the liquid chamber 311 water sucked liquid chambers 311 from the liquid entering hole 321 of loam cake 32 after, under the thrust of blade 22, the current of pouring in the liquid entering hole 321 are driven to flow channel 318, current are gushed out after discharged by liquid outlet 322 from sap cavity 314.Because wheel hub 21 is relative liquid chamber 311 eccentric settings; Liquid chamber 311 reduces at the volume of flow channel 318 step by step; Therefore current can only flow out from the flow channel between liquid chamber 311 and the sap cavity 314 318; Be unlikely to be back to liquid entering hole 321, thereby avoided the diffusion of current to reflux, strengthened the exhausting effect; In addition, because blade 22 is columned, it can rotate with wheel hub 21 synchronously, and is also free to rotate, is difficult for stopping and tackles with current entering into obstacles such as the rubbish of liquid chamber 311, careless bits, is difficult for stopping up, and makes current unobstructed.
In sum, the design focal point of the utility model is:
One, the blade of impeller is to be cylindrical-shaped structure, and it can rotate or freely rotate synchronously when wheel hub rotate, on the one hand; When the wheel hub high-speed rotation; Blade is smooth difficult stuck by the particle foreign material, the self-priming good reliability of pump, and the discharge value of pump water is big, current are unobstructed, pump water is effective; On the other hand, columned blade effectively reduces the friction between blade and the wheel hub containing groove surface of contact, long service life, and noise is little.
Two, the structure that is provided with of the liquid entering hole of water pump is to adopt the mode of top water inlet, and the water inlet direction is along the sense of rotation of plain vane, and it is more smooth and easy to drive current; And liquid entering hole is up the time, and forms height difference between the impeller, helps strengthening hydraulic pressure, and the water velocity of liquid outlet is accelerated, and improves pump water effect.
Three, the liquid entering hole of water pump is communicated with at different liquid chambers with liquid outlet respectively, and promptly liquid entering hole is communicated with liquid chamber, and liquid outlet is communicated with sap cavity; Under the high speed rotating of impeller drives; The current of liquid chamber can only be poured into the direction of liquid outlet through flow channel, and pump water effect is high, and power consumption is little.
The above; It only is the preferred embodiment of the utility model; Be not that the technical scope of the utility model is done any restriction; So every technical spirit according to the utility model all still belongs in the scope of the utility model technological scheme any trickle modification, equivalent variations and modification that above embodiment did.
Claims (8)
1. one kind from absorption pressure liquid pump; The drive unit that comprises pump case, is installed on the impeller in the pump case and is provided with to impeller; Have liquid entering hole, liquid outlet on this pump case and be communicated in liquid entering hole and liquid outlet between liquid chamber, it is characterized in that: this impeller comprises wheel hub and at least one cylindrical blade, the relative liquid chamber of this wheel hub is eccentric to be provided with; Blade can and be installed in the wheel hub with respect to the activity of wheel hub radial expansion freely to rotate; When wheel hub rotated, blade was protruding under centrifugal action, and the external part of blade cooperates with the internal face of liquid chamber drives current.
2. according to claim 1 from absorption pressure liquid pump, it is characterized in that: the outer circumferential face of said wheel hub is provided with several containing grooves evenly distributedly, and containing groove is in the outer ring surface upper shed of wheel hub, and the impeller clearance is flush-mounted in this containing groove ordinatedly.
3. according to claim 2 from absorption pressure liquid pump, it is characterized in that: the axis of said cylindric blade and the parallel axes of wheel hub.
4. according to claim 3 from absorption pressure liquid pump, it is characterized in that: said each containing groove is an arc.
5. according to claim 1 from absorption pressure liquid pump, it is characterized in that: said liquid chamber periphery further is surrounded with a sap cavity, and this liquid chamber and sap cavity are separated through the isolating plate of a ring, the two bottom sides of this isolating plate formation flow channel that communicates.
6. according to claim 5 from absorption pressure liquid pump, it is characterized in that: said liquid entering hole be arranged on liquid chamber directly over.
7. according to claim 6 from absorption pressure liquid pump, it is characterized in that: said pump case comprises a base and a loam cake, and aforementioned liquid chamber and sap cavity are arranged on the base, and aforementioned liquid entering hole and liquid outlet are arranged on and cover.
8. according to claim 5 from absorption pressure liquid pump, it is characterized in that: said liquid entering hole is an arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200801792U CN202545268U (en) | 2012-03-06 | 2012-03-06 | Self-absorption pressure liquid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200801792U CN202545268U (en) | 2012-03-06 | 2012-03-06 | Self-absorption pressure liquid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202545268U true CN202545268U (en) | 2012-11-21 |
Family
ID=47165911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200801792U Expired - Fee Related CN202545268U (en) | 2012-03-06 | 2012-03-06 | Self-absorption pressure liquid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202545268U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606486A (en) * | 2012-03-06 | 2012-07-25 | 东莞市众隆电机电器制造有限公司 | Self-priming pressure liquid pump |
| CN107237755A (en) * | 2017-06-19 | 2017-10-10 | 太仓市宇航造纸机械厂 | A kind of water pump structure |
| CN107820544A (en) * | 2015-06-08 | 2018-03-20 | 基伊埃图亨哈根有限公司 | From the pump group part of suction |
-
2012
- 2012-03-06 CN CN2012200801792U patent/CN202545268U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606486A (en) * | 2012-03-06 | 2012-07-25 | 东莞市众隆电机电器制造有限公司 | Self-priming pressure liquid pump |
| CN102606486B (en) * | 2012-03-06 | 2014-11-19 | 东莞市众隆电机电器制造有限公司 | Self-priming pressure liquid pump |
| CN107820544A (en) * | 2015-06-08 | 2018-03-20 | 基伊埃图亨哈根有限公司 | From the pump group part of suction |
| CN107820544B (en) * | 2015-06-08 | 2019-09-10 | 基伊埃图亨哈根有限公司 | From the pump assembly of suction |
| CN107237755A (en) * | 2017-06-19 | 2017-10-10 | 太仓市宇航造纸机械厂 | A kind of water pump structure |
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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: 20121121 Termination date: 20150306 |
|
| EXPY | Termination of patent right or utility model |