CN210290175U - Energy-efficient small discharge high-lift centrifugal pump - Google Patents
Energy-efficient small discharge high-lift centrifugal pump Download PDFInfo
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- CN210290175U CN210290175U CN201921395692.9U CN201921395692U CN210290175U CN 210290175 U CN210290175 U CN 210290175U CN 201921395692 U CN201921395692 U CN 201921395692U CN 210290175 U CN210290175 U CN 210290175U
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- centrifugal pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 230000006835 compression Effects 0.000 claims abstract description 13
- 238000007906 compression Methods 0.000 claims abstract description 13
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 230000003068 static effect Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 210000000689 upper leg Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a centrifugal pump technical field just discloses a high-efficient energy-conserving low discharge high-lift centrifugal pump, including the motor and the pump body, the first connection pivot of output fixedly connected with of motor, the bottom fixed mounting of motor has the erection joint seat, the fixed cover in inside of erection joint seat is equipped with quiet spiral seat. This energy-efficient low discharge high-lift centrifugal pump, negative pressure that can strengthen the formation in the impeller through quiet spiral seat and compression screw and negative pressure communicating pipe and rotary flange in the negative pressure intracavity of impeller department strengthens the inside that the impeller made hydroenergy circulate through the sunction inlet fast, the power of bringing of unnecessary extravagant motor simultaneously, and then realize energy-efficient, the reposition of redundant personnel chamber that forms through the arc that keeps off the current can be shunted the different strand water that the impeller drove and then prevent that the collision leads to the total kinetic energy of water between the different strand water to reduce, and then increase the lift.
Description
Technical Field
The utility model relates to a centrifugal pump technical field specifically is a high-efficient energy-conserving low discharge high-lift centrifugal pump.
Background
The centrifugal pump is a pump which transfers liquid by the centrifugal force generated when the impeller rotates, the centrifugal pump works by utilizing the rotation of the impeller to enable water to generate centrifugal motion, before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to generate high-speed rotation motion, the water generates centrifugal motion, is thrown to the outer edge of the impeller and flows into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.
The centrifugal pump that uses at present efficiency is high inadequately when using, and the kinetic energy major part that the motor produced has been wasted, and the rivers direction of exit is more in disorder when using moreover and produces great clash easily and lead to the efficiency of centrifugal pump not high and lead to the lift lower easily, generally wants the water pump of high lift to need the power that increases the water pump motor to make the centrifugal force increase of impeller and then increase the lift, however such motor is energy-conserving inadequately again.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a high-efficient energy-conserving low discharge high-lift centrifugal pump possesses efficiently, and is energy-conserving effectual, and the higher advantage of lift has solved the problem of mentioning in the above background art.
The utility model provides a following technical scheme: a high-efficiency energy-saving small-flow high-lift centrifugal pump comprises a motor and a pump body, wherein an output end of the motor is fixedly connected with a first connecting rotating shaft, an installation connecting seat is fixedly installed at the bottom of the motor, a static spiral seat is fixedly installed in the installation connecting seat, the bottom of the first connecting rotating shaft extends to the inside of the installation connecting seat and is fixedly connected with a compression screw matched with the static spiral seat, a second connecting rotating shaft is fixedly connected with the bottom of the compression screw, the bottom of the installation connecting seat is fixedly connected with the top of the pump body, the second connecting rotating shaft sequentially penetrates through the installation connecting seat and the pump body and extends to the inside of the pump body and is fixedly provided with an impeller, a negative pressure cavity is formed in the middle of the impeller, a suction inlet is fixedly communicated with the right side surface of the pump body, a discharge outlet is fixedly communicated with the left side surface of the pump body, and, the other end of the negative pressure communicating pipe extends to the inside of the pump body and is fixedly communicated with a rotating flange, the top of the rotating flange is fixedly communicated with the bottom of the negative pressure cavity, the left side face of the discharge port is fixedly communicated with a water outlet intermediate communicating pipe, the top of the water outlet intermediate communicating pipe is fixedly communicated with an inclined nozzle, the left side face of the bottom of the static spiral seat is fixedly communicated with a positive pressure pipe, and the other end of the positive pressure pipe is fixedly communicated with the top of the inclined nozzle.
Preferably, the front face of the pump body is fixedly provided with three flow blocking arc plates at the near end of the discharge port, flow blocking arc plates are three, a flow dividing cavity is formed between the flow blocking arc plates, and the top of the flow dividing cavity is fixedly communicated with the bottom of the discharge port.
Preferably, the outer surface of the negative pressure communicating pipe at one end of the bottom of the pump body is fixedly sleeved with a rubber ring matched with the pump body.
Preferably, the diameter value of the discharge port is smaller than that of the suction port.
Preferably, the angle between the inclined nozzle and the water outlet intermediate communicating pipe is set to be.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. this energy-efficient low discharge high-lift centrifugal pump, negative pressure that can strengthen the formation in the impeller through quiet spiral seat and compression screw and negative pressure communicating pipe and rotary flange in the negative pressure intracavity of impeller department strengthens the inside that the impeller made hydroenergy circulate through the sunction inlet fast, the power of bringing of unnecessary extravagant motor simultaneously, and then realize energy-efficient, the reposition of redundant personnel chamber that forms through the arc that keeps off the current can be shunted the different strand water that the impeller drove and then prevent that the collision leads to the total kinetic energy of water between the different strand water to reduce, and then increase the lift.
2. This energy-efficient little flow high-lift centrifugal pump can be fast with the quick effect of the positive pressure that forms between quiet spiral seat and the compression screw on the intraductal water of intercommunication in the middle of going out water and then carry out the secondary to water and then increase the lift through the cooperation of positive pressure pipe and oblique shower nozzle.
Drawings
FIG. 1 is a sectional view of the present invention;
fig. 2 is a side sectional view of the structure pump body of the present invention.
In the figure: 1. a motor; 2. a first connecting rotating shaft; 3. mounting a connecting seat; 4. a negative pressure communicating pipe; 5. a suction inlet; 6. an impeller; 7. rotating the flange; 8. a rubber ring; 9. a pump body; 10. an outlet port; 11. an intermediate communicating pipe for water outlet; 12. an inclined nozzle; 13. a positive pressure pipe; 14. a second connecting rotating shaft; 15. compressing the screw; 16. a static spiral seat; 17. a negative pressure chamber; 18. a flow blocking arc plate; 19. a shunting cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a high-efficiency energy-saving small-flow high-lift centrifugal pump comprises a motor 1 and a pump body 9, wherein a first connecting rotating shaft 2 is fixedly connected to an output end of the motor 1, an installation connecting seat 3 is fixedly installed at the bottom of the motor 1, a stationary screw seat 16 is fixedly sleeved inside the installation connecting seat 3, the bottom of the first connecting rotating shaft 2 extends into the installation connecting seat 3 and is fixedly connected with a compression screw 15 matched with the stationary screw seat 16, a second connecting rotating shaft 14 is fixedly connected to the bottom of the compression screw 15, the bottom of the installation connecting seat 3 is fixedly connected with the top of the pump body 9, the second connecting rotating shaft 14 sequentially penetrates through the installation connecting seat 3 and the pump body 9 and extends into the pump body 9 and is fixedly installed with an impeller 6, a negative pressure cavity 17 is formed in the middle of the impeller 6, a suction inlet 5 is fixedly communicated with the right side surface of the pump body 9, a, the diameter value of the discharge port 10 is smaller than that of the suction port 5, the pressure at the discharge port 10 can be increased, the lift is increased, the negative pressure communicating pipe 4 is fixedly communicated with the right side face of the top of the static spiral seat 16, the rubber ring 8 matched with the pump body 9 is fixedly sleeved on the outer surface of one end, located at the bottom of the pump body 9, of the negative pressure communicating pipe 4, the rubber ring 8 can prevent fluid from flowing out of a gap formed between the negative pressure communicating pipe 4 and the pump body 9, the other end of the negative pressure communicating pipe 4 extends to the inside of the pump body 9 and is fixedly communicated with a rotating flange 7, the top of the rotating flange 7 is fixedly communicated with the bottom of the negative pressure cavity 17, the static spiral seat 16, the compression screw 15, the negative pressure communicating pipe 4 and the rotating flange 7 can enhance the negative pressure formed in the impeller 6 in the negative pressure cavity 17 at the impeller, meanwhile, power brought by the motor 1 is not wasted, high efficiency and energy saving are further realized, the left side surface of the discharge port 10 is fixedly communicated with a water outlet intermediate communicating pipe 11, the top of the water outlet intermediate communicating pipe 11 is fixedly communicated with an inclined nozzle 12, the angle between the inclined nozzle 12 and the water outlet intermediate communicating pipe 11 is 20 degrees, the inclined nozzle 12 can enable the spraying direction of gas to be consistent with the water flow direction, the left side surface of the bottom of the static spiral seat 16 is fixedly communicated with a positive pressure pipe 13, the other end of the positive pressure pipe 13 is fixedly communicated with the top of the inclined nozzle 12, positive pressure formed between the static spiral seat 16 and a compression screw 15 can be rapidly acted on water in the water outlet intermediate communicating pipe 11 through the matching of the positive pressure pipe 13 and the inclined nozzle 12 to further carry out secondary pressurization on the water so as to increase the lift, a flow blocking arc-shaped plate 18 is fixedly installed on the front, the quantity that the arc 18 that keeps off a current is three, forms reposition of redundant personnel chamber 19 between the three arc 18 that keeps off a current, and the top of reposition of redundant personnel chamber 19 and the fixed intercommunication in bottom of discharge port 10 can shunt the water of the different thigh that impeller 6 drove and then prevent that the collision leads to the total kinetic energy of water between the water of different thighs reduces through the reposition of redundant personnel chamber 19 that the arc 18 that keeps off a current formed, and then increase the lift.
The working principle is that the rotation of the motor 1 drives the first connecting rotating shaft 2 to rotate so as to drive the compression screw 15 to rotate and further to enable the top of the static spiral seat 16 to form negative pressure, then the negative pressure is used in negative pressure communicating pipe 4, then increase the negative pressure in negative pressure chamber 17 under the communicating action of rotary flange 7 and then make the quick inside that is inhaled impeller 6 of the water in sunction inlet 5, compression screw 15 drives second connection pivot 14 and rotates and then make impeller 6 rotate and then make negative pressure chamber 17 form the negative pressure this moment, enter into reposition of redundant personnel chamber 19 through the effect of impeller 6 this moment and then flow to discharge port 10 department, water flows to play water middle communicating pipe 11 department from discharge port 10 again, the positive pressure that static spiral seat 16 formed at this moment is used in positive pressure pipe 13 with pressure effect in oblique shower nozzle 12 department and then increase the lift to the water pressure in the middle communicating pipe 11 of going out water.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an energy-efficient small discharge high-lift centrifugal pump, includes motor (1) and the pump body (9), its characterized in that: the output end of the motor (1) is fixedly connected with a first connecting rotating shaft (2), the bottom of the motor (1) is fixedly provided with an installing and connecting seat (3), a static spiral seat (16) is fixedly sleeved in the installing and connecting seat (3), the bottom of the first connecting rotating shaft (2) extends to the inside of the installing and connecting seat (3) and is fixedly connected with a compression screw (15) matched with the static spiral seat (16), the bottom of the compression screw (15) is fixedly connected with a second connecting rotating shaft (14), the bottom of the installing and connecting seat (3) is fixedly connected with the top of the pump body (9), the second connecting rotating shaft (14) sequentially penetrates through the installing and connecting seat (3) and the pump body (9) and extends to the inside of the pump body (9) and is fixedly provided with an impeller (6), and a cavity (17) is formed in the middle part of the impeller (6), the fixed intercommunication of the right flank of the pump body (9) has sunction inlet (5), the fixed intercommunication of the left flank of the pump body (9) has discharge port (10), the fixed intercommunication of the right flank at quiet spiral seat (16) top has negative pressure communicating pipe (4), the other end of negative pressure communicating pipe (4) extends to the inside of the pump body (9) and fixed intercommunication has swivel flange (7), the top of swivel flange (7) and the fixed intercommunication in bottom of negative pressure chamber (17), communicating pipe (11) in the middle of the fixed intercommunication of the left flank of discharge port (10) has a water, the fixed intercommunication in top of communicating pipe (11) in the middle of the water outlet has oblique shower nozzle (12), the fixed intercommunication of the left flank of quiet spiral seat (16) bottom has positive pressure pipe (13), the other end and the fixed intercommunication in top of oblique shower nozzle (12) of positive pressure pipe (13).
2. An efficient and energy-saving small-flow high-lift centrifugal pump as claimed in claim 1, wherein: the front of the pump body (9) is located the near-end fixed mounting who discharges port (10) and keeps off a class arc (18), keep off the quantity of class arc (18) and be three, three keep off and flow the chamber of flow (19) of formation between class arc (18), the top of reposition of redundant personnel chamber (19) and the fixed intercommunication in bottom of discharge port (10).
3. An efficient and energy-saving small-flow high-lift centrifugal pump as claimed in claim 1, wherein: the outer surface of one end of the negative pressure communicating pipe (4) positioned at the bottom of the pump body (9) is fixedly sleeved with a rubber ring (8) matched with the pump body (9).
4. An efficient and energy-saving small-flow high-lift centrifugal pump as claimed in claim 1, wherein: the diameter value of the discharge port (10) is smaller than that of the suction port (5).
5. An efficient and energy-saving small-flow high-lift centrifugal pump as claimed in claim 1, wherein: the angle between the inclined nozzle (12) and the water outlet intermediate communicating pipe (11) is 20 degrees.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921395692.9U CN210290175U (en) | 2019-08-27 | 2019-08-27 | Energy-efficient small discharge high-lift centrifugal pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921395692.9U CN210290175U (en) | 2019-08-27 | 2019-08-27 | Energy-efficient small discharge high-lift centrifugal pump |
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Publication Number | Publication Date |
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CN210290175U true CN210290175U (en) | 2020-04-10 |
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CN201921395692.9U Expired - Fee Related CN210290175U (en) | 2019-08-27 | 2019-08-27 | Energy-efficient small discharge high-lift centrifugal pump |
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CN (1) | CN210290175U (en) |
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2019
- 2019-08-27 CN CN201921395692.9U patent/CN210290175U/en not_active Expired - Fee Related
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |