CN103016361B - Low-water-sucking water pump - Google Patents
Low-water-sucking water pump Download PDFInfo
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- CN103016361B CN103016361B CN201210533936.1A CN201210533936A CN103016361B CN 103016361 B CN103016361 B CN 103016361B CN 201210533936 A CN201210533936 A CN 201210533936A CN 103016361 B CN103016361 B CN 103016361B
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- pump
- water outlet
- impeller
- pump casing
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Abstract
The invention discloses a low-water-sucking water pump, which comprises a pump shell, a first water outlet, a water inlet, a motor and an impeller, wherein the first water outlet is arranged on one side of the pump shell; the impeller is fixedly arranged on the spindle of the motor; the bottom of the pump shell is fixedly provided with a base; a pump cavity is formed by the base and the pump shell; the motor and the impeller are both arranged in the pump cavity; the pump shell is provided with a vent valve device with a steel ball; the water inlet is arranged on the position relatively below the impeller on the base; the upper part of the impeller is provided with a fairing; the fairing passes through the spindle and is in sealing with the spindle by a sealing ring; an inner cavity is formed by the fairing and the base; and the fairing is provided with a second water outlet from which conveying liquid can freely enter and leave. The invention aims to provide the low-water-sucking water pump which has the characteristics of high pumping speed, good effect and long service life, can be automatically started and quickly pumped, can be used for pumping or dewatering water pools, basements or other occasions with the lower water level.
Description
Technical field
The present invention relates to a kind of submersible pump, particularly low water suction water pump.
Background technique
Submersible pump is a kind of broad-spectrum water treatment instrument in daily life, no matter be the shadow can seeing submersible pump in agricultural production or industrial processes, be operated under water with common suction engine unlike it, during use, whole unit pulls the plug work, underground water is extracted earth's surface, be domestic water, speedily carry out rescue work in mine, industry cools, field irrigation, seawater lift, steamer adjust carry and fountain view in indispensable instrument, before turn on pump, in suction pipe and pump, must liquid be full of.After turn on pump, impeller High Rotation Speed, liquid wherein rotates together along with blade, under the influence of centrifugal force, fly away from impeller outwards to penetrate, liquid speed in pump case explosion chamber of injection is slack-off gradually, pressure increases gradually, then discharge from pump discharge, blade center place due to liquid be thrown toward around and formed both do not had air there is no the vacuum low-pressure district of liquid, liquid in liquid pool is under the atmospheric effect in face, pond, in suction pipe inflow pump, liquid is continuously pumped up and continuously flows out from pump discharge so exactly from liquid pool, but the motor in current submersible pump and all carrying out in same space between impeller, make the space of pump chamber larger, when needs low water level is drawn water, be difficult to the air got rid of fast in pump chamber, therefore again low water level time be difficult to set up a continuous sucking effect, therefore can not draw water to the water of about 5mm water level, the not high use of efficiency that makes to draw water is restricted, and motor is cold really by water at work, if do not have the heating of the cold true motor of circulating water very fast, therefore motor is easy to burn out, reduce overall working life, therefore need to improve.
Summary of the invention
The object of the invention is to provide that a kind of automatically starting draws water fast, effect is high, long service life can be used between the lower pond of water level, basement, kitchen or carry out drawing water in other place or the low water suction water pump of draining to solve above-mentioned the deficiencies in the prior art.
To achieve these goals, low water suction water pump designed by the present invention, comprise pump casing, first water outlet, water intake, motor and impeller, described first water outlet is located at pump casing side, described impeller is fixed in the rotating shaft of motor, base is fixed with in the bottom of pump casing, and described base and pump casing form pump chamber, described motor and impeller are all placed in pump chamber, pump casing is provided with the discharge valve apparatus of band steel ball, described water intake is arranged at the below relative to impeller location on base, air guide sleeve is provided with at upper impeller, described air guide sleeve reaches to seal by a seal ring through rotating shaft and with rotating shaft and arranges, and described air guide sleeve and base form inner chamber, air guide sleeve is provided with the second water outlet allowing conveying liquid to free in and out.
By designing increase air guide sleeve at upper impeller, air guide sleeve and motor shaft place are carried out Seal Design, stainless steel base, air guide sleeve and impeller can be formed like this and close little pump chamber relative to another inside pump chamber, in conjunction with the discharge valve apparatus at outer pump case top, can reach the air getting rid of fast whole pump chamber and produce rapidly the effect that pressure draws water fast in water pump real work, thus achieve can the function of low water suction; The current of simultaneously discharging from little pump chamber are gone out from water outlet through pump shell inner chamber again and can be realized, to motor refrigerating function, ensure that the Security of use, improve working life.
In order to realize different control methods, improve utilization rate, in pump chamber, be provided with controller relative to above motor, pump casing is provided with water level inductive head, described water level inductive head is electrically connected with controller, thus can realize the function of control automatically.
As preferably, pump casing side is provided with the inductive head socket and one and above inductive head positioning jack that can coordinate with water level inductive head respectively, and described inductive head socket inside is provided with the individual stainless steel sheets for short circuited inductance head, by the design of preferred version, make use convenient, water level inductive head can carry out the adjustment of height of water level position by the inductive head positioning jack on the pump housing, whether water level controller contacts water by water level inductive head controls water pump and opens and stop, when water level inductive head touches water, water pump is started working, after water level leaves water level inductive head, controller controls to enter time delay shutdown, realize automatically controlling startup-shutdown with this, when user needs manually-operable water pump, by water level inductive head is inserted on socket, water level inductive head is now made to contact with the short circuited inductance head of socket inside, realize short-circuit function, thus Non-follow control water pump power up function can be realized, thus effectively achieve manual and automatic controlling functions.
As preferably: described base adopts corrosion resistant plate material, by the design of preferred version, can do minimum by impeller and distance from bottom like this, be more suitable for low water level startup pumping for water pump.
In order to fast water be extracted in inner chamber and be discharged in pump chamber, again from pump chamber Quick water exit, the inwall of described air guide sleeve is provided with the first vortex groove, described first vortex groove one end open is corresponding with water intake forms volute, described first vortex groove the other end opening is the second water outlet, and is less than the one end open diameter corresponding with the water intake the other end opening corresponding with the second described water outlet.
In order to carry out draining from pump chamber quick mounting path, improve utilization rate, the inwall of pump casing is provided with the second vortex groove, described second vortex groove one end open is corresponding with the first water outlet, described second vortex groove the other end opening communicates with the second water outlet, and one end diameter corresponding with the first water outlet is less than one end corresponding with the second described water outlet.
The low water suction water pump that the present invention obtains, by designing increase air guide sleeve at upper impeller, air guide sleeve and motor shaft place are carried out Seal Design, base, air guide sleeve and impeller can be formed like this and close little pump chamber relative to another inside pump chamber, in conjunction with the discharge valve apparatus at outer pump case top, the air getting rid of whole pump chamber fast can be reached produce rapidly the effect that pressure draws water fast in the actual low water suction work of water pump, low absorbent function is realized preferably; The current of simultaneously discharging from little pump chamber are gone out from water outlet through pump shell inner chamber again and can be realized motor refrigerating function.
Accompanying drawing explanation
Fig. 1 is pump casing structure sectional view in embodiment 1;
Fig. 2 is the right elevation of embodiment 1;
Fig. 3 is the overall structure cross-sectional schematic of embodiment 1;
Fig. 4 is the enlarged view of part A in Fig. 3;
Fig. 5 is the overall structure cross-sectional schematic of embodiment 2;
Fig. 6 is the pump casing structure sectional view of embodiment 3;
Fig. 7 is the overall structure cross-sectional schematic of embodiment 3;
Fig. 8 is the pump casing structure sectional view of embodiment 4;
Fig. 9 is the overall structure cross-sectional schematic of embodiment 4.
In figure: pump casing 1, first water outlet 2, water intake 3, motor 4, impeller 5, rotating shaft 7, base 6, pump chamber 8, discharge valve apparatus 9, air guide sleeve 10, inner chamber 11, second water outlet 12, controller 13, water level inductive head 14, inductive head socket 15, inductive head positioning jack 16, first vortex groove 17, second vortex groove 18, seal ring 19, stainless steel sheets 20.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment 1:
As Fig. 1, Fig. 2, shown in Fig. 3, low water suction water pump provided by the invention, comprise pump casing 1, first water outlet 2, water intake 3, motor 4 and impeller 5, described first water outlet 2 is located at pump casing 1 side, described impeller 5 is fixed in the rotating shaft 7 of motor 4, base 6 is fixed with in the bottom of pump casing 1, and described base 6 forms pump chamber 8 with pump casing 1, described motor 4 and impeller 5 are all placed in pump chamber 8, pump casing 1 is provided with the discharge valve apparatus 9 of band steel ball, described water intake 3 is arranged at the below relative to impeller 5 position on base 6, air guide sleeve 10 is provided with on impeller 5 top, as described in Figure 4, described air guide sleeve 10 reaches to seal by a seal ring 19 through rotating shaft 7 and with rotating shaft 7 and arranges, and described air guide sleeve 10 forms inner chamber 11 with base 6, air guide sleeve 10 is provided with the second water outlet 12 allowing conveying liquid to free in and out, described base 6 adopts corrosion resistant plate material, in the present embodiment, base uses corrosion resistant plate material to design, can impeller 5 and distance from bottom be accomplished minimum like this, be more suitable for low water level and start pumping for water pump.
During work: rotated by motor 4 impeller 5 and produce centrifugal force, absorb water from the water intake 3 bottom pump, now due to base 6, air guide sleeve 10 and impeller 5 form another the small-sized inner chamber 11 closed inside relative to pump casing pump chamber 8, in conjunction with the discharge valve apparatus 9 at outer pump case top, the air getting rid of whole pump chamber fast can be reached and produce pressure rapidly in the actual low water suction work of water pump, then throw away from the second water outlet 12 fast, and get rid of from the first water outlet 2 again through pump chamber 8, realize the function of drawing water fast, current are gone out from the first water outlet 2 through pump shell pump chamber 8 again and can be realized motor refrigerating function simultaneously.
Embodiment 2:
As shown in Figure 5, the general configuration of the present embodiment is identical with embodiment 1, unlike: in pump chamber 8, be provided with controller 13 relative to above motor 4, pump casing 1 is provided with water level inductive head 14, described water level inductive head 14 is electrically connected with controller 13; The inductive head positioning jack 16 of inductive head socket 15 and 3 that can coordinate with water level inductive head 14 is respectively provided with in pump casing 1 side, and described inductive head socket 15 inside is provided with the individual stainless steel sheets 20 for short circuited inductance head, described inductive head positioning jack 16 can be determined according to the requirement in specific embodiment.
At work when needs manually-operable water pump, Non-follow control water pump power up function can be realized by being inserted on inductive head socket 15 by water level inductive head 14, when needs automatic operation water pump, whether controller contacts water by water level inductive head 14 controls water pump and opens and stop, by in the inductive head positioning jack 16 that height of water level water level inductive head 14 being plugged into oneself needs is multiplex, after realizing the water touched in inductive head positioning jack 16 when water level inductive head 14, water pump is started working, water level enters time delay and shuts down for three minutes after leaving water level inductive head 14, realize automatically controlling startup-shutdown with this.
Embodiment 3:
As shown in Figure 6, Figure 7, the general configuration of the present embodiment is identical with embodiment 2, unlike: can throw away in air guide sleeve 10 fast to make current, the inwall of described air guide sleeve 10 is provided with the first vortex groove 17, described first vortex groove 17 one end open is corresponding with water intake 3 forms volute, described first vortex groove 17 the other end opening is the second water outlet 12, and is less than the one end open diameter corresponding with water intake 3 the other end opening corresponding with the second described water outlet 12.
Embodiment 4:
As shown in Figure 8, Figure 9, the general configuration of the present embodiment is identical with embodiment 3, unlike: certain water (flow) direction can be formed in pump chamber 8 to make current, the flow velocity simultaneously accelerating current is discharged from the first water outlet 2 fast, the inwall of described pump casing 1 is provided with the second vortex groove 18, described second vortex groove 18 one end open is corresponding with the first water outlet 2, described second vortex groove 18 the other end opening communicates with the second water outlet 12, and one end diameter corresponding with the first water outlet 2 is less than one end corresponding with the second described water outlet 12.
Claims (4)
1. one kind low water suction water pump, comprise pump casing (1), first water outlet (2), water intake (3), motor (4) and impeller (5), described first water outlet (2) is located at pump casing (1) side, described impeller (5) is fixed in the rotating shaft (7) of motor (4), it is characterized in that being fixed with base (6) in the bottom of pump casing (1), and described base (6) and pump casing (1) form pump chamber (8), described motor (4) and impeller (5) are all placed in pump chamber (8), pump casing (1) is provided with the discharge valve apparatus (9) of band steel ball, described water intake (3) is arranged at the below relative to impeller (5) position on base (6), air guide sleeve (10) is provided with on impeller (5) top, described air guide sleeve (10) reaches to seal by a seal ring (19) through rotating shaft (7) and with rotating shaft (7) and arranges, and described air guide sleeve (10) and base (6) form inner chamber (11), air guide sleeve (10) is provided with the second water outlet (12) allowing conveying liquid to free in and out, controller (13) is provided with relative to the top of motor (4) in pump chamber (8), pump casing (1) is provided with water level inductive head (14), described water level inductive head (14) is electrically connected with controller (13), pump casing (1) side is provided with the inductive head socket (15) and one and above inductive head positioning jack (16) that can coordinate with water level inductive head (14) respectively, and described inductive head socket (15) inside is provided with the individual stainless steel sheets (20) for short circuited inductance head, this second water outlet (12) is mutually through with the pump chamber (8) in pump casing (1), this pump chamber (8) is also mutually through with the first water outlet (2) on pump casing (1).
2. low water suction water pump according to claim 1, is characterized in that described base (6) adopts corrosion resistant plate material.
3. low water suction water pump according to claim 1 and 2, it is characterized in that the inwall of described air guide sleeve (10) is provided with the first vortex groove (17), described first vortex groove (17) one end open is corresponding with water intake (3) forms volute, described first vortex groove (17) the other end opening is the second water outlet (12), and is less than the one end open diameter corresponding with water intake (3) the other end opening corresponding with described the second water outlet (12).
4. low water suction water pump according to claim 3, it is characterized in that the inwall of described pump casing (1) is provided with the second vortex groove (18), described second vortex groove (18) one end open is corresponding with the first water outlet (2), described second vortex groove (18) the other end opening communicates with the second water outlet (12), and one end diameter corresponding with the first water outlet (2) is less than one end corresponding with described the second water outlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210533936.1A CN103016361B (en) | 2012-12-12 | 2012-12-12 | Low-water-sucking water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210533936.1A CN103016361B (en) | 2012-12-12 | 2012-12-12 | Low-water-sucking water pump |
Publications (2)
| Publication Number | Publication Date |
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| CN103016361A CN103016361A (en) | 2013-04-03 |
| CN103016361B true CN103016361B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210533936.1A Active CN103016361B (en) | 2012-12-12 | 2012-12-12 | Low-water-sucking water pump |
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| CN (1) | CN103016361B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202018106483U1 (en) | 2017-11-24 | 2018-11-26 | Junhe Pumps Holding Co., Ltd. | A pump-mounted structure with a height-adjustable base |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122043B (en) * | 2016-08-22 | 2018-08-31 | 君禾泵业股份有限公司 | A kind of low water level pond drains device and drains method |
| CN206753924U (en) | 2017-05-23 | 2017-12-15 | 苏州优德通力科技有限公司 | A kind of intelligent control anti-clogging water cooling multipurpose pump |
| CN109441843A (en) * | 2018-12-29 | 2019-03-08 | 利欧集团浙江泵业有限公司 | A kind of immersible pump |
| CN111894851B (en) * | 2020-08-07 | 2022-03-11 | 绿美泵业有限公司 | Low water absorption water pump |
| CN113153766B (en) * | 2021-05-26 | 2024-01-23 | 苏州沃达园林机械有限公司 | High-working-performance submersible pump |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4349311A (en) * | 1979-04-09 | 1982-09-14 | Arthur Milz | Rotary pump |
| DE29514402U1 (en) * | 1994-09-10 | 1995-11-09 | Elektra Beckum Ag | Device for improving the suction behavior of flow pumps |
| JPH09280191A (en) * | 1996-04-11 | 1997-10-28 | Shin Meiwa Ind Co Ltd | Submergible pump |
| CN101389868A (en) * | 2006-04-06 | 2009-03-18 | 阿尔弗雷德·凯驰两合公司 | Submersible pump |
| CN201250781Y (en) * | 2008-07-31 | 2009-06-03 | 泽尼特泵业（苏州）有限公司 | Liquid level control system of diving pump |
| CN201330714Y (en) * | 2009-01-16 | 2009-10-21 | 唐伟民 | Electronic submersible pump |
| CN202926659U (en) * | 2012-12-12 | 2013-05-08 | 君禾泵业股份有限公司 | Low-suction water pump |
-
2012
- 2012-12-12 CN CN201210533936.1A patent/CN103016361B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4349311A (en) * | 1979-04-09 | 1982-09-14 | Arthur Milz | Rotary pump |
| DE29514402U1 (en) * | 1994-09-10 | 1995-11-09 | Elektra Beckum Ag | Device for improving the suction behavior of flow pumps |
| JPH09280191A (en) * | 1996-04-11 | 1997-10-28 | Shin Meiwa Ind Co Ltd | Submergible pump |
| CN101389868A (en) * | 2006-04-06 | 2009-03-18 | 阿尔弗雷德·凯驰两合公司 | Submersible pump |
| CN201250781Y (en) * | 2008-07-31 | 2009-06-03 | 泽尼特泵业（苏州）有限公司 | Liquid level control system of diving pump |
| CN201330714Y (en) * | 2009-01-16 | 2009-10-21 | 唐伟民 | Electronic submersible pump |
| CN202926659U (en) * | 2012-12-12 | 2013-05-08 | 君禾泵业股份有限公司 | Low-suction water pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202018106483U1 (en) | 2017-11-24 | 2018-11-26 | Junhe Pumps Holding Co., Ltd. | A pump-mounted structure with a height-adjustable base |
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| Publication number | Publication date |
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| CN103016361A (en) | 2013-04-03 |
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Effective date of registration: 20201221 Address after: 315500 No.18, xiaowangmiao section, jiangba highway, xiaowangmiao street, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Ningbo JUNHE Intelligent Technology Co.,Ltd. Address before: 315171 Qingdian, west section of Yinxian Avenue, Yinzhou District, Ningbo City, Zhejiang Province (JUNHE Pump Co., Ltd.) Patentee before: JUNHE PUMPS HOLDING Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 315171 Wanzhong village, jishigang Town, Haishu District, Ningbo City, Zhejiang Province Patentee after: Ningbo JUNHE Intelligent Technology Co.,Ltd. Address before: 315500 No.18, xiaowangmiao section, jiangba highway, xiaowangmiao street, Fenghua District, Ningbo City, Zhejiang Province Patentee before: Ningbo JUNHE Intelligent Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 315500 No.18, xiaowangmiao section, jiangba highway, xiaowangmiao street, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Ningbo JUNHE Intelligent Technology Co.,Ltd. Address before: 315171 Wanzhong village, jishigang Town, Haishu District, Ningbo City, Zhejiang Province Patentee before: Ningbo JUNHE Intelligent Technology Co.,Ltd. |