CN217999883U - Centrifugal pump capable of avoiding fluid stall - Google Patents

Centrifugal pump capable of avoiding fluid stall Download PDF

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Publication number
CN217999883U
CN217999883U CN202222340694.6U CN202222340694U CN217999883U CN 217999883 U CN217999883 U CN 217999883U CN 202222340694 U CN202222340694 U CN 202222340694U CN 217999883 U CN217999883 U CN 217999883U
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pump
centrifugal pump
impeller
base
storage tank
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CN202222340694.6U
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任明璇
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Individual
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Abstract

The utility model belongs to the technical field of the centrifugal pump, especially, can avoid centrifugal pump of fluid stall, the on-line screen storage device comprises a base, the higher authority left side position of base is provided with the pump body, the intermediate position is provided with driving motor above the base, the surface of the pump body is provided with the cooling tube, cooling tube one end is connected with the inlet tube, the other end of inlet tube is provided with the circulating pump, the circulating pump below is provided with the cooler bin, the other end of cooling tube is connected with the outlet pipe, pump body left side is provided with the feed inlet, the feed inlet right side is provided with the impeller, the inside blade that is provided with of impeller, the blade front end is provided with fluidic device, the inside aqua storage tank that is provided with of fluidic device, the bottom of aqua storage tank sets up the cavity, be provided with elastic film between aqua storage tank and the cavity, the other end of aqua storage tank is provided with the nozzle. The utility model provides a can avoid fluid stall's centrifugal pump has solved the centrifugal pump during operation and has generated heat and the problem that fluid stall appears in the centrifugal pump.

Description

Centrifugal pump capable of avoiding fluid stall
Technical Field
The utility model relates to a centrifugal pump technical field specifically is a can avoid centrifugal pump of fluid stall.
Background
The centrifugal pump is designed according to the centrifugal force principle, the blades drive water to rotate by utilizing the high-speed rotation of the impeller, and the water is thrown out so as to achieve the purpose of conveying.
The prior art has the following problems:
1. when the centrifugal pump works, a large amount of heat is often generated, and the service life of the centrifugal pump is influenced.
2. The centrifugal pump often has the condition of fluid stall when working, influences the stability and the efficiency of centrifugal pump.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a can avoid fluid stall's centrifugal pump has solved the centrifugal pump during operation and has generated heat and the problem that fluid stall appears in the centrifugal pump.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can avoid centrifugal pump of fluid stall, includes the base, the higher authority left side position of base is provided with the pump body, the intermediate position is provided with driving motor above the base, the surface of the pump body is provided with the cooling tube, cooling tube one end is connected with the inlet tube, and the other end of inlet tube is provided with the circulating pump, the circulating pump below is provided with the cooler bin, the other end of cooling tube is connected with the outlet pipe, pump body left side is provided with the feed inlet, the feed inlet right side is provided with the impeller, the impeller right side is provided with the bearing, the bearing right side is provided with the pump cover sealing washer, pump cover sealing washer right side is provided with the pump cover, the pump cover right side is provided with rotor assembly, rotor assembly is provided with the sealing washer, the right side of sealing washer is provided with the spacer, the inside blade that is provided with of impeller, the blade front end is provided with the fluidic device, the inside aqua storage tank that is provided with of fluidic device, the bottom of aqua storage tank sets up the cavity, be provided with the elastic membrane between aqua storage tank and the cavity, the other end is provided with the nozzle, the outside of aqua storage tank is provided with the casing, be provided with the screw between blade and the casing.
As an optimized technical scheme of the utility model, the cooling tube spiral parcel is at the pump body surface.
As an optimized technical scheme of the utility model, the inside of cooler bin is provided with cooling fan.
As a preferred technical scheme of the utility model, be provided with the pump cover sealing washer between impeller and the pump cover, it is inseparable to be connected between impeller and the pump cover, be provided with the sealing washer between pump cover and the isolation sleeve, it is inseparable to be connected between pump cover and the isolation sleeve.
As an optimal technical scheme of the utility model, be provided with the screw between blade and the casing, fixed connection between blade and the fluidic device.
As an optimized technical scheme of the utility model, elastic film has the silica gel material to make.
As an optimal technical scheme of the utility model, be provided with the screw between the pump body, driving motor and cooler bin and the base, fixed connection between the pump body, driving motor and cooler bin and the base.
Compared with the prior art, the utility model provides a can avoid fluid stall's centrifugal pump possesses following beneficial effect:
1. this can avoid centrifugal pump of fluid stall, surface through at the centrifugal pump sets up spiral cooling tube, the coolant liquid passes through the inlet tube and gets into the cooling tube, it is even to obtain the pump body heat dissipation at the spiral cooling tube of the pump body through the parcel, the cooler bin is got back to the rethread outlet pipe, the inside fan of cooler bin will flow back the coolant liquid cooling of returning, again under the power of circulating pump the coolant liquid after with cooling gets into the inlet tube once more and circulates, make the centrifugal pump obtain the promotion that is showing at the cooling effect of during operation.
2. This can avoid centrifugal pump of fluid stall through at a fluidic device of the blade front end fixed connection of impeller, when fluid stall, because pressure reason makes the elastic membrane take place deformation, under the drive of pressure, carries out the process of suction to the fluid on blade surface, and the blade just can adapt to the pressure change because flow separation brings afterwards to avoid the fluid stall condition of centrifugal pump to appear.
Drawings
FIG. 1 is a schematic view of the overall structure of a centrifugal pump capable of avoiding fluid stall according to the present invention;
FIG. 2 is a schematic view of the internal structure of the centrifugal pump capable of avoiding fluid stall according to the present invention;
fig. 3 is a schematic view of the overall structure of the centrifugal pump impeller capable of avoiding fluid stall according to the present invention;
FIG. 4 is a schematic view of the overall structure of a centrifugal pump blade capable of avoiding fluid stall according to the present invention;
fig. 5 is a schematic diagram of a detailed structure of a centrifugal pump a capable of avoiding fluid stall according to the present invention.
In the figure: 1. a base; 2. a pump body; 3. a drive motor; 4. a cooling tube; 5. a water inlet pipe; 6. a circulation pump; 7. a cooling tank; 8. a water outlet pipe; 9. a feed inlet; 10. an impeller; 11. a bearing; 12. a pump cover sealing ring; 13. a pump cover; 14. a rotor assembly; 15. a seal ring; 16. an isolation sleeve; 17. a blade; 18. a fluidic device; 19. a water storage tank; 20. a cavity; 21. an elastic film; 22. a nozzle; 23. a housing; 24. and (4) screws.
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. 1-5, in the present embodiment: the utility model provides a can avoid centrifugal pump of fluid stall, including base 1, the higher authority left side position of base 1 is provided with the pump body 2, the intermediate position is provided with driving motor 3 above the base 1, the model is ISW80-160, the surface of the pump body 2 is provided with cooling tube 4, cooling tube 4 one end is connected with inlet tube 5, the other end of inlet tube 5 is provided with circulating pump 6, circulating pump 6 below is provided with cooler bin 7, the other end of cooling tube 4 is connected with outlet pipe 8, pump body 2 left side is provided with feed inlet 9, feed inlet 9 right side is provided with impeller 10, impeller 10 right side is provided with bearing 11, bearing 11 right side is provided with pump cover sealing washer 12, pump cover sealing washer 12 right side is provided with pump cover 13, pump cover 13 right side is provided with rotor assembly 14, rotor assembly 14 is provided with sealing washer 15, the right side of sealing washer 15 is provided with isolation sleeve 16, impeller 10 is inside is provided with blade 17, blade 17 front end is provided with fluidic device 18, fluidic device 18 is inside is provided with aqua storage tank 19, the bottom of storage tank 19 sets up cavity 20, be provided with elastic film 21 between storage tank 19 and cavity 20, the other end of storage tank 19 is provided with nozzle 22, the casing 23, be provided with screw 24 between storage tank 19 and the casing.
In the embodiment, the cooling pipe 4 is spirally wrapped on the outer surface of the pump body 2, so that the pump body 2 can be comprehensively and uniformly cooled; a cooling fan is arranged in the cooling box 7, and the cooling box 7 cools the circulating water by utilizing the rotation of the fan; a pump cover sealing ring 12 is arranged between the impeller 10 and the pump cover 13, the impeller 10 and the pump cover 13 are tightly connected, a sealing ring 15 is arranged between the pump cover 13 and the isolation sleeve 16, and the pump cover 13 and the isolation sleeve 16 are tightly connected; a screw 24 is arranged between the blade 17 and the shell 23, and the blade 17 is fixedly connected with the jet device 18, so that the jet device 18 is ensured not to fall off when the impeller 10 works; the elastic film 21 is made of silica gel material, and the silica gel material has good elasticity and is not easy to break; the pump body 2 is provided with the screw between driving motor 3 and cooling tank 7 and the base 1, and fixed connection between the pump body 2, driving motor 3 and cooling tank 7 and the base 1 for during operation, the pump body 2 and driving motor 3 can not take place unstably and drop.
The utility model discloses a theory of operation and use flow:
the filtered fluid passes through the feed inlet 9, the whole pump body 2 is filled with the fluid, the impeller 10 rotates at a high speed under the action of the driving motor 3, the cooling box 7 starts to work, the cooling liquid enters the cooling pipe 4 through the water inlet pipe 5 and then enters the cooling box 7 through the water outlet pipe 8, the whole system is provided with the circulating pump 6 as a power system, so that the cooling liquid circulates, the fluid is driven by the impeller 10 to realize centrifugal shunting, when the flow is small, the blades 17 can possibly follow the condition of fluid separation to cause fluid stall, the elastic film 21 deforms due to pressure, the process of sucking the fluid on the surfaces of the blades 17 is carried out under the driving of pressure, and then the blades 17 can adapt to the pressure change caused by flow separation to avoid fluid stall.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A centrifugal pump capable of avoiding fluid stall, comprising a base (1), characterized in that: the water jet pump is characterized in that a pump body (2) is arranged at the left side position on the upper surface of a base (1), a driving motor (3) is arranged at the middle position on the upper surface of the base (1), a cooling pipe (4) is arranged on the outer surface of the pump body (2), one end of the cooling pipe (4) is connected with a water inlet pipe (5), the other end of the water inlet pipe (5) is provided with a circulating pump (6), a cooling box (7) is arranged below the circulating pump (6), the other end of the cooling pipe (4) is connected with a water outlet pipe (8), a feed inlet (9) is arranged at the left side of the pump body (2), an impeller (10) is arranged at the right side of the feed inlet (9), a bearing (11) is arranged at the right side of the impeller (10), a pump cover sealing ring (12) is arranged at the right side of the bearing (11), a pump cover (13) is arranged at the right side of the pump cover sealing ring (12), a rotor assembly (14) is arranged at the right side of the pump cover (13), a sealing ring (15) is arranged at the right side of the rotor assembly (14), a sealing ring (15), an isolation sleeve (16) is arranged at the right side of the impeller (10), blades (17) is arranged at the front end of the blades (17), a jet device (18) is arranged at the front end of the jet device (19), and a water storage groove (19) is arranged at the bottom of a cavity (20), be provided with elastic film (21) between aqua storage tank (19) and cavity (20), the other end of aqua storage tank (19) is provided with nozzle (22), the outside of aqua storage tank (19) is provided with casing (23), be provided with screw (24) between blade (17) and casing (23).
2. A centrifugal pump capable of avoiding fluid stall according to claim 1, wherein: the cooling pipe (4) is spirally wrapped on the outer surface of the pump body (2).
3. A centrifugal pump capable of avoiding fluid stall according to claim 1, wherein: and a cooling fan is arranged in the cooling box (7).
4. A centrifugal pump capable of avoiding fluid stall according to claim 1, wherein: be provided with pump cover sealing washer (12) between impeller (10) and pump cover (13), it is inseparable to be connected between impeller (10) and pump cover (13), be provided with sealing washer (15) between pump cover (13) and separation sleeve (16), it is inseparable to be connected between pump cover (13) and separation sleeve (16).
5. A centrifugal pump capable of avoiding fluid stall according to claim 1, wherein: and a screw (24) is arranged between the blade (17) and the shell (23), and the blade (17) is fixedly connected with the jet device (18).
6. A centrifugal pump capable of avoiding fluid stall according to claim 1, wherein: the elastic film (21) is made of silica gel.
7. A centrifugal pump capable of avoiding fluid stall according to claim 1, wherein: screws are arranged between the pump body (2), the driving motor (3), the cooling box (7) and the base (1), and the pump body (2), the driving motor (3), the cooling box (7) and the base (1) are fixedly connected.
CN202222340694.6U 2022-09-02 2022-09-02 Centrifugal pump capable of avoiding fluid stall Active CN217999883U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222340694.6U CN217999883U (en) 2022-09-02 2022-09-02 Centrifugal pump capable of avoiding fluid stall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222340694.6U CN217999883U (en) 2022-09-02 2022-09-02 Centrifugal pump capable of avoiding fluid stall

Publications (1)

Publication Number Publication Date
CN217999883U true CN217999883U (en) 2022-12-09

Family

ID=84289203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222340694.6U Active CN217999883U (en) 2022-09-02 2022-09-02 Centrifugal pump capable of avoiding fluid stall

Country Status (1)

Country Link
CN (1) CN217999883U (en)

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