CN219432067U - Immersible pump with dual non return function - Google Patents

Abstract

The utility model provides a submersible pump with a double check function, and belongs to the technical field of water pumps. The novel submersible pump solves the problems that the existing submersible pump is not provided with a check structure, a large amount of water in a connecting pipeline loses upward power after the submersible pump stops pumping and immediately flows back to the submersible pump, so that a motor in the submersible pump is reversed, and the submersible pump is damaged. The submersible pump with the dual check function comprises a water pump main body, wherein a driving mechanism for driving the water pump main body to work is arranged at the rear end of the water pump main body, a water inlet part and a water outlet part are arranged on the water pump main body, a connecting part is fixedly arranged at the position of the water outlet part on the water pump main body, a check component with the dual check function is arranged in the water outlet part, and the check component consists of a first check component, a second check component, a fixing component, a first reset spring and a second reset spring. The utility model has the advantage of double non-return function.

Description

Immersible pump with dual non return function

Technical Field

The utility model belongs to the technical field of water pumps, and relates to a submersible pump, in particular to a submersible pump with a double check function.

Background

The submersible pump is water lifting equipment, can draw groundwater from a deep well, is composed of a control cabinet, a submersible cable, a water lifting pipe, a submersible pump and a submersible motor, and is mainly used in the fields of mine rescue, construction drainage, agricultural water drainage and irrigation, industrial water circulation, urban and rural resident drinking water supply, even rescue and relief work and the like.

The pump body of suction is directly connected with ground pipeline through the play water festival, because immersible pump working position is in the deeper department in underground, and connecting tube is longer, can keep a large amount of water in the in-process of sucking groundwater in the pipeline continuously, and current immersible pump does not design non return structure, and after the immersible pump stopped the suction, a large amount of water in the connecting tube lost ascending power, and the back flows to the immersible pump immediately in, leads to the motor reversal in the immersible pump, causes the immersible pump damage.

Disclosure of Invention

The present utility model has been made keeping in mind the above problems occurring in the prior art, and an object of the present utility model is to provide a submersible pump with dual non-return function.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a immersible pump with dual non return function, includes the water pump main part, the rear end of water pump main part be provided with the actuating mechanism that is used for driving the water pump main part to carry out work, the water pump main part on be provided with the portion of intaking that is used for intaking and the portion of outputting water that is used for out water, its characterized in that, the portion of intaking pass through fixing bolt fixed mounting in the water pump main part, the water pump main part on and for the position department fixed mounting of portion of outputting water have connecting portion, the portion of outputting water in be provided with the non return subassembly that has dual non return function, the non return subassembly by non return one, mounting, reset spring one and reset spring two constitute, the portion of outputting water in protruding be equipped with the bellying, the non return one support in the upper end of bellying, the mounting fix and set up in the connecting portion in, the connecting portion in between fixed portion and the mounting, non return one move in the mounting.

In the submersible pump with the dual non-return function, the fixing piece is provided with the sliding groove for the first non-return piece to slide, the cross section of the first non-return piece is in an L-shaped structure, and the cross section of the second non-return piece is in an L-shaped structure.

In the submersible pump with the dual non-return function, the first return spring is arranged between the first non-return element and the fixing element, and the second return spring is arranged between the second non-return element and the fixing part.

In the submersible pump with the dual non-return function, the fixing piece is provided with the first water passing holes, and the fixing part is provided with the second water passing holes.

In the submersible pump with the dual non-return function, the connecting part and the water outlet part are connected through threads.

Compared with the prior art, the submersible pump with the double check functions has the advantages that after the submersible pump stops pumping, a large amount of water in the connecting pipeline loses upward power, the check assembly arranged on the water pump main body has a check effect on the connecting pipeline, and the service life of a product is prolonged.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic cross-sectional view of the present utility model.

Fig. 3 is a schematic view of a partially cut-away structure of the present utility model.

In the figure, 1, a water pump main body; 2. a driving mechanism; 3. a water inlet part; 4. a water outlet part; 5. a connection part; 6. a non-return assembly; 7. a first check member; 8. a second check member; 9. a fixing member; 10. a first reset spring; 11. a second reset spring; 12. a boss; 13. a fixing part; 14. a chute; 15. a water passing hole I; 16. and a water passing hole II.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1, 2 and 3, the submersible pump with double check functions comprises a water pump main body 1, a driving mechanism 2 for driving the water pump main body 1 to work is arranged at the rear end of the water pump main body 1, a water inlet part 3 for water inlet and a water outlet part 4 for water outlet are arranged on the water pump main body 1, the water inlet part 3 is fixedly arranged on the water pump main body 1 through a fixing bolt, a connecting part 5 is fixedly arranged on the water pump main body 1 and opposite to the water outlet part 4, a check component 6 with the double check functions is arranged in the water outlet part 4, the check component 6 consists of a first check part 7, a second check part 8, a fixing part 9, a first return spring 10 and a second return spring 11, the water outlet part 4 is internally provided with a protruding part 12 in a protruding mode, the first check part 7 is abutted to the upper end of the protruding part 12, the fixing part 9 is fixedly arranged in the connecting part 5, a fixing part 13 is arranged in the connecting part 5, the second check part 8 is arranged between the fixing part 13 and the fixing part 9, and the second check component 8 is fixedly arranged in the first check part 9 and the second check component is fixedly arranged on the second check part 9.

Further, when the water pump works, the impeller of the water pump main body 1 is driven by the driving mechanism 2 to work, water enters from the water inlet and flows out from the water outlet, due to the action of water pressure, the first check piece 7 moves upwards, the first return spring 10 compresses, the second check piece 8 moves upwards, the second return spring 11 compresses, the second return spring sequentially passes through the first water hole 15 of the fixing piece 9 and the second water hole 16 of the fixing part 13 to flow out, when the water pump stops working, the first check piece 7 loses the action of water pressure, the second check piece 8 abuts against the fixing piece 9, the first check piece 7 abuts against the protruding part 12, the connecting part 5 is in a closed state, the water backflow is prevented due to the check effect inside, and the service life of the water pump is influenced.

Further, the fixing member 9 is provided with a chute 14 for sliding the first check member 7, the cross section of the first check member 7 is in an L-shaped structure, and the cross section of the second check member 8 is in an L-shaped structure.

Further, a first return spring 10 is disposed between the first check member 7 and the fixing member 9, and the return spring is disposed between the second check member 8 and the fixing portion 13.

Further, the fixing member 9 is provided with a plurality of first water holes 15, and the fixing portion 13 is provided with a plurality of second water holes 16.

Further, the connection portion 5 is screwed to the water outlet portion 4.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although the terms of the water pump body 1, the driving mechanism 2, the water inlet 3, the water outlet 4, the connecting 5, the check assembly 6, the first check 7, the second check 8, the fixing 9, the first return spring 10, the second return spring 11, the boss 12, the fixing 13, the chute 14, the first water passing hole 15, the second water passing hole 16 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (5)

1. The utility model provides a immersible pump with dual non return function, includes water pump main part (1), the rear end of water pump main part (1) is provided with actuating mechanism (2) that are used for driving water pump main part (1) to work, water pump main part (1) on be provided with water inlet portion (3) that are used for intaking and be used for the play water portion (4), its characterized in that, water inlet portion (3) pass through fixing bolt fixed mounting on water pump main part (1), water pump main part (1) on and for the position department fixed mounting of play water portion (4) have connecting portion (5), play water portion (4) in be provided with check subassembly (6) with dual non return function, check subassembly (6) by check one (7), check one second (8), mounting (9), reset spring one (10) and reset spring two (11) constitute, play water portion (4) in protruding be equipped with bellying (12), check one (7) support in the upper end of bellying (12), mounting (9) are provided with in connecting portion (5) and one check subassembly (9) are fixed in connecting portion (13) and are fixed in one check subassembly (13), the second check member (8) moves on the fixing part (13).

2. The submersible pump with double non-return functions according to claim 1, wherein the fixing part (9) is provided with a chute (14) for the non-return part I (7) to slide, the cross section of the non-return part I (7) is in an L-shaped structure, and the cross section of the non-return part II (8) is in an L-shaped structure.

3. A submersible pump with dual non-return function according to claim 1, characterized in that the return spring (10) is arranged between the first non-return element (7) and the fixing element (9), and the return spring is arranged between the second non-return element (8) and the fixing portion (13).

4. The submersible pump with double non-return functions according to claim 1, wherein the fixing part (9) is provided with a plurality of first water passing holes (15), and the fixing part (13) is provided with a plurality of second water passing holes (16).

5. A submersible pump with dual non-return function according to claim 1, characterized in that the connection part (5) is screwed with the water outlet part (4).