CN202926659U - Low-suction water pump - Google Patents
Low-suction water pump Download PDFInfo
- Publication number
- CN202926659U CN202926659U CN 201220683063 CN201220683063U CN202926659U CN 202926659 U CN202926659 U CN 202926659U CN 201220683063 CN201220683063 CN 201220683063 CN 201220683063 U CN201220683063 U CN 201220683063U CN 202926659 U CN202926659 U CN 202926659U
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- water
- water outlet
- pump
- impeller
- vortex groove
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Abstract
The utility model discloses a low-suction water pump including a pump housing, a first water outlet, a water inlet, a motor, and an impeller. The first water outlet is arranged at one side of the pump housing, the impeller is fixed on the rotating shaft of the motor, a base is fixed at the bottom of the pump housing, and the base and the pump housing form a pump cavity, the motor and the impeller are arranged in the pump cavity, an exhaust valve device equipped with a steel ball is arranged on the pump housing, the water inlet is arranged in the base and is relatively under the position of the impeller, a deflecting cover is arranged at the upper part of the impeller, the deflecting cover penetrates through the rotating shaft and achieves the sealing arrangement together with the rotating shaft via a sealing ring, the deflecting cover and the base form an inner cavity, and a second water outlet allowing the free inlet and outlet of conveying liquid is arranged in the deflecting cover. The utility model aims to provide a low-suction water pump which is capable of automatically starting fast water pumping, and is fast in water pumping speed, high in effect, long in service lifetime, as well as can be applied to pools having lower water level, basements or other places for water pumping or draining.
Description
Technical field
The utility model relates to a kind of submersible pump, particularly low suction water pump.
Background technique
Submersible pump is a kind of broad-spectrum water treatment instrument in daily life, no matter be to see the shadow of submersible pump in agricultural production or industrial processes, different from common suction engine is that it is operated under water, the whole unit work that pulls the plug during use, underground water is extracted the earth's surface, be to speedily carry out rescue work in domestic water, mine, cooling, the field irrigation of industry, seawater promote, steamer transfer carry and the fountain view in indispensable instrument, before turn on pump, must be full of liquid in suction pipe and pump.after turn on pump, the impeller High Rotation Speed, liquid wherein is along with blade rotates together, under the effect of centrifugal force, flying away from impeller outwards penetrates, the liquid speed in the pump case explosion chamber that penetrates is slack-off gradually, pressure increases gradually, then discharge from pump discharge, around being thrown toward due to liquid, the blade center forms the vacuum low-pressure district that not only there is no air but also there is no liquid, liquid in liquid pool is under the atmospheric effect of pond face, in the suction pipe inflow pump, liquid is exactly so continuously be pumped up from liquid pool and continuously flow out from pump discharge, but all carry out in same space between the motor in present submersible pump and impeller, make the space of pump chamber larger, when the needs low water level is drawn water, be difficult to get rid of fast the air in pump chamber, therefore be difficult to set up again a continuous sucking effect during low water level, therefore can not the water of 5mm left and right water level be drawn water, make the not high use of the efficient of drawing water restricted, and motor is cold true 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, reduced whole working life, therefore need to improve.
The model utility content
The purpose of this utility model be provide a kind of automatically starting to draw water fast in order to solve above-mentioned the deficiencies in the prior art, effect is high, long service life can be used for water level lower pond, between basement, kitchen or draw water in other place or the low suction water pump of draining.
to achieve these goals, the low suction water pump that the utility model is designed, comprise pump casing, the first water outlet, water intake, motor and impeller, described the first water outlet is located at pump casing one side, described impeller is fixed in the rotating shaft of motor, bottom at pump casing is fixed with base, and described base and pump casing form pump chamber, described motor and impeller all are placed in pump chamber, be provided with the discharge valve apparatus with steel ball on pump casing, described water intake is arranged on base the below with respect to impeller location, be provided with air guide sleeve at upper impeller, described air guide sleeve passes rotating shaft and reaches sealing setting with rotating shaft by a seal ring, and described air guide sleeve and base form inner chamber, be provided with the second water outlet that allows conveying liquid to free in and out on air guide sleeve.
By increasing an air guide sleeve in the upper impeller design, air guide sleeve and motor shaft place are carried out Seal Design, stainless steel base, air guide sleeve and impeller can be formed so the little pump chamber of another sealing with respect to the pump chamber the inside, discharge valve apparatus in conjunction with outer pump case top, the air that can reach the whole pump chamber of quick eliminating in the water pump real work produces rapidly the effect that pressure draws water fast, thereby has realized hanging down the function of suction; The current of discharging from little pump chamber are simultaneously gone out from water outlet through the pump shell inner chamber again and can be realized the motor refrigerating function, have guaranteed the Security of using, and improve working life.
In order to realize different control methods, improve utilization rate, with respect to being provided with controller above motor, be provided with the water level inductive head on pump casing in pump chamber, described water level inductive head is electrically connected to controller, thereby can realize the function of control automatically.
as preferably, pump casing one side is provided with inductive head socket and and the above inductive head positioning jack that can coordinate with the water level inductive head respectively, and described inductive head socket inside is provided with a stainless steel sheets that is used for the short circuited inductance head, design by preferred version, make use convenient, the water level inductive head can carry out by the inductive head positioning jack on the pump housing adjusting of height of water level position, whether water level controller contacts water by the water level inductive head is controlled water pump and opens and stop, water pump is started working when the water level inductive head touches water, controller is controlled and is entered the time-delay shutdown after water level leaves the water level inductive head, realize automatically controlling startup-shutdown with this, when the user needs the manually-operable water pump, can be by the water level inductive head be inserted on socket, make this moment the water level inductive head contact with the short circuited inductance head of socket inside, realize short-circuit function, thereby can realize manually controlling the water pump power up function, thereby effectively realized controlling manually and automatically function.
As preferably: described base adopts the corrosion resistant plate material, by the design of preferred version, can do impeller and distance from bottom minimum like this, is more suitable for low water level startup pumping for water pump.
In order to extract and to be discharged to water in pump chamber fast in inner chamber, again from the pump chamber Quick water exit, the inwall of described air guide sleeve is provided with the first vortex groove, described the first vortex groove one end opening formation corresponding to water intake volute, described the first vortex groove the other end opening is the second water outlet, and less than an end opening diameter corresponding with the water intake the other end opening corresponding with described the second 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 the second vortex groove one end opening is corresponding with the first water outlet, described the second vortex groove the other end opening communicates with the second water outlet, and an end diameter corresponding with the first water outlet is less than an end corresponding with described the second water outlet.
The low suction water pump that the utility model obtains, by increasing an air guide sleeve in the upper impeller design, air guide sleeve and motor shaft place are carried out Seal Design, base, air guide sleeve and impeller can be formed so the little pump chamber of another sealing with respect to the pump chamber the inside, discharge valve apparatus in conjunction with outer pump case top, the air that can reach the whole pump chamber of quick eliminating in the actual low suction work of water pump produces rapidly the effect that pressure draws water fast, will hang down absorbent function and realize preferably; The current of discharging from little pump chamber are simultaneously gone out from water outlet through the pump shell inner chamber again and can be realized the motor refrigerating function.
Description of drawings
Fig. 1 is pump casing structure sectional view in embodiment 1;
Fig. 2 is embodiment 1 right elevation;
Fig. 3 is embodiment 1 overall structure cross-sectional schematic;
Fig. 4 is the enlarged view of A part in Fig. 3;
Fig. 5 is embodiment 2 overall structure cross-sectional schematic;
Fig. 6 is embodiment 3 pump casing structure sectional view;
Fig. 7 is embodiment 3 overall structure cross-sectional schematic;
Fig. 8 is embodiment 4 pump casing structure sectional view;
Fig. 9 is embodiment 4 overall structure cross-sectional schematic.
In figure: pump casing 1, the 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, the second water outlet 12, controller 13, water level inductive head 14, inductive head socket 15, inductive head positioning jack 16, the first vortex groove 17, the second vortex groove 18, seal ring 19, stainless steel sheets 20.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment 1:
as Fig. 1, Fig. 2, shown in Figure 3, the low suction water pump that the utility model provides, comprise pump casing 1, the first water outlet 2, water intake 3, motor 4 and impeller 5, described the first water outlet 2 is located at pump casing 1 one sides, described impeller 5 is fixed in the rotating shaft 7 of motor 4, be fixed with base 6 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 all are placed in pump chamber 8, be provided with the discharge valve apparatus 9 with steel ball on pump casing 1, described water intake 3 is arranged on base 6 below with respect to impeller 5 positions, be provided with air guide sleeve 10 on impeller 5 tops, as described in Figure 4, described air guide sleeve 10 passes rotating shaft 7 and reaches sealing setting with rotating shaft 7 by a seal ring 19, and described air guide sleeve 10 forms inner chamber 11 with base 6, be provided with the second water outlet 12 that allows conveying liquid to free in and out on air guide sleeve 10, described base 6 adopts the corrosion resistant plate material, in the present embodiment, base uses the corrosion resistant plate material to design, impeller 5 and distance from bottom can be accomplished minimum like this, be more suitable for low water level and start pumping for water pump.
during work: produce centrifugal force by motor 4 impeller 5 rotations, water intake 3 suctions from the pump bottom, this moment is due to base 6, air guide sleeve 10 and impeller 5 forms the small-sized inner chamber 11 with respect to another sealing of pump casing pump chamber 8 the insides, discharge valve apparatus 9 in conjunction with outer pump case top, the air that can reach the whole pump chamber of quick eliminating in the actual low suction work of water pump produces rapidly pressure, then throw away from the second water outlet 12 fast, and pass pump chamber 8 and get rid of from the first water outlet 2 again, the function that realization is drawn water fast, current are gone out from the first water outlet 2 through pump shell pump chamber 8 again and can be realized the motor refrigerating function simultaneously.
Embodiment 2:
As shown in Figure 5, the general configuration of the present embodiment is identical with embodiment 1, different: with respect to being provided with controller 13 above motor 4, be provided with water level inductive head 14 on pump casing 1 in pump chamber 8, described water level inductive head 14 is electrically connected to controller 13; Be provided with the inductive head socket 15 that can coordinate with water level inductive head 14 respectively and the inductive head positioning jack 16 of 3 in pump casing 1 one sides, and described inductive head socket 15 inside are provided with a stainless steel sheets 20 that is used for the short circuited inductance head, and described inductive head positioning jack 16 can be decided according to the requirement in specific embodiment.
at work when needs manually-operable water pump, can realize manually controlling the water pump power up function on inductive head socket 15 by water level inductive head 14 is inserted in, when needs automatic operation water pump, whether controller contacts water by water level inductive head 14 is controlled water pump and opens and stop, by water level inductive head 14 being plugged in the multiplex inductive head positioning jack 16 of the height of water level that oneself needs, realize after water level inductive head 14 touches water in inductive head positioning jack 16, water pump is started working, water level enters time-delay shutdown in three minutes after leaving water level inductive head 14, realize automatically controlling startup-shutdown with this.
Embodiment 3:
As Fig. 6, shown in Figure 7, the general configuration of the present embodiment is identical with embodiment 2, different is: can throw away in air guide sleeve 10 fast in order to make current, the inwall of described air guide sleeve 10 is provided with the first vortex groove 17, described the first vortex groove 17 1 end openings and the corresponding formation of water intake 3 volute, described the first vortex groove 17 the other end openings are the second water outlet 12, and less than an end opening diameter corresponding with water intake 3 the other end opening corresponding with described the second water outlet 12.
Embodiment 4:
As Fig. 8, shown in Figure 9, the general configuration of the present embodiment is identical with embodiment 3, different is: can be in the certain water (flow) direction of the interior formation of pump chamber 8 in order to make current, accelerating simultaneously the flow velocity of current discharges from the first water outlet 2 fast, the inwall of described pump casing 1 is provided with the second vortex groove 18, described the second vortex groove 18 1 end openings are corresponding with the first water outlet 2, described the second vortex groove 18 the other end openings communicate with the second water outlet 12, and an end diameter corresponding with the first water outlet 2 is less than an end corresponding with described the second water outlet 12.
Claims (8)
1. one kind is hanged down the suction water pump, comprise pump casing (1), the first water outlet (2), water intake (3), motor (4) and impeller (5), described the first water outlet (2) is located at pump casing (1) one 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) forms pump chamber (8) with pump casing (1), described motor (4) and impeller (5) all are placed in pump chamber (8), be provided with the discharge valve apparatus (9) with steel ball on pump casing (1), described water intake (3) is arranged at base (6) upper below with respect to impeller (5) position, be provided with air guide sleeve (10) on impeller (5) top, described air guide sleeve (10) passes rotating shaft (7) and reaches sealing setting with rotating shaft (7) by a seal ring (19), and described air guide sleeve (10) forms inner chamber (11) with base (6), be provided with the second water outlet (12) that allows conveying liquid to free in and out on air guide sleeve (10).
2. low suction water pump according to claim 1, it is characterized in that the top with respect to motor (4) is provided with controller (13) in pump chamber (8), be provided with water level inductive head (14) on pump casing (1), described water level inductive head (14) is electrically connected to controller (13).
3. low suction water pump according to claim 1 and 2, it is characterized in that being provided with inductive head socket (15) and and the above inductive head positioning jack (16) that can coordinate with water level inductive head (14) respectively in pump casing (1) one side, and described inductive head socket (15) inside is provided with an individual stainless steel sheets (20) for the short circuited inductance head.
4. low suction water pump according to claim 3, is characterized in that described base (6) adopts the corrosion resistant plate material.
5. low suction water pump according to claim 3, the inwall that it is characterized in that described air guide sleeve (10) is provided with the first vortex groove (17), described the first vortex groove (17) one end openings and the corresponding formation of water intake (3) volute, described the first vortex groove (17) the other end opening is the second water outlet (12), and less than an end opening diameter corresponding with water intake (3) the other end opening corresponding with described the second water outlet (12).
6. low suction water pump according to claim 3, the inwall that it is characterized in that described pump casing (1) is provided with the second vortex groove (18), described the second vortex groove (18) one end openings are corresponding with the first water outlet (2), described the second vortex groove (18) the other end opening communicates with the second water outlet (12), and an end diameter corresponding with the first water outlet (2) is less than an end corresponding with described the second water outlet (12).
7. low suction water pump according to claim 4, the inwall that it is characterized in that described pump casing (1) is provided with the second vortex groove (18), described the second vortex groove (18) one end openings are corresponding with the first water outlet (2), described the second vortex groove (18) the other end opening communicates with the second water outlet (12), and an end diameter corresponding with the first water outlet (2) is less than an end corresponding with described the second water outlet (12).
8. low suction water pump according to claim 5, the inwall that it is characterized in that described pump casing (1) is provided with the second vortex groove (18), described the second vortex groove (18) one end openings are corresponding with the first water outlet (2), described the second vortex groove (18) the other end opening communicates with the second water outlet (12), and an end diameter corresponding with the first water outlet (2) is less than an end corresponding with described the second water outlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220683063 CN202926659U (en) | 2012-12-12 | 2012-12-12 | Low-suction water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220683063 CN202926659U (en) | 2012-12-12 | 2012-12-12 | Low-suction water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202926659U true CN202926659U (en) | 2013-05-08 |
Family
ID=48216627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220683063 Expired - Lifetime CN202926659U (en) | 2012-12-12 | 2012-12-12 | Low-suction water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202926659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016361A (en) * | 2012-12-12 | 2013-04-03 | 君禾泵业股份有限公司 | Low-water-sucking water pump |
-
2012
- 2012-12-12 CN CN 201220683063 patent/CN202926659U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016361A (en) * | 2012-12-12 | 2013-04-03 | 君禾泵业股份有限公司 | Low-water-sucking water pump |
| CN103016361B (en) * | 2012-12-12 | 2015-05-13 | 君禾泵业股份有限公司 | Low-water-sucking water pump |
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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: 20130508 |