CN219672865U - Self-priming pump - Google Patents

Abstract

The utility model provides a self priming pump, includes the pump body, be connected with the organic seat of sealing on the pump body, install the impeller in the seat of sealing, the impeller is connected with the pump shaft that stretches out the seat of sealing, be equipped with the water inlet on the pump body, be equipped with water storage structure on the water inlet, water storage structure includes the water tank, be equipped with the sliding chamber in the water tank, the sliding intracavity is equipped with the sliding plate, both sides all are equipped with the spring of one end fixing at the sliding intracavity wall about the sliding plate, the spring other end is fixed on the sliding plate, and the spring rear is equipped with the sliding block of fixing on the sliding plate, the sliding block both sides are equipped with first slipmat, the sliding chamber both sides are equipped with the second slipmat with first slipmat cooperation antiskid.

Description

Self-priming pump

Technical Field

The utility model relates to a self-priming pump, and belongs to the field of self-priming pumps.

Background

The self-priming pump belongs to self-priming centrifugal pump, and has the advantages of compact structure, convenient operation, stable operation, easy maintenance, high efficiency, long service life, stronger self-priming capability and the like. The pipeline does not need to be provided with a bottom valve, and the quantitative liquid guiding in the pump body is only required to be ensured before the operation. Different liquids can be self-priming pumps made of different materials. After the impeller is started, the impeller rotates at a high speed to enable water in the impeller channel to flow to the volute, at the moment, the inlet forms vacuum, so that the water inlet check valve is opened, and air in the suction pipe enters the pump and reaches the outer edge through the impeller channel. In daily use, the self-priming pump needs to be filled with water into the pump shell or depends on residual water in the pump shell before being started, but when the water in the pump shell needs to be started in an emergency or is not used for a long time and evaporated, the water is difficult to reach the starting standard, so that the water cannot be started, time is wasted, and the normal production and working process is influenced.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings of the prior art and provides a self-priming pump.

The utility model provides a self priming pump, includes the pump body, be connected with the organic seat of sealing on the pump body, install the impeller in the mechanical seat of sealing, the impeller is connected with the pump shaft that stretches out the mechanical seat of sealing, be equipped with the water inlet on the pump body, be equipped with water storage structure on the water inlet, water storage structure includes the water tank, be equipped with the sliding chamber in the water tank, be equipped with the sliding plate in the sliding chamber, both sides all are equipped with the spring of one end at the sliding intracavity wall about the sliding plate, the spring other end is fixed on the sliding plate, and the spring rear is equipped with the sliding block of fixing on the sliding plate, the sliding block both sides are equipped with first slipmat, sliding chamber both sides are equipped with the second slipmat with first slipmat cooperation antiskid, set up the water tank help self priming pump can start smoothly when needs emergent start, when the water tank intakes, and the sliding plate is opened and is made sliding plate and is opened the state through the elasticity of spring after a period, cuts off and the manual work intercommunication between the water tank and the pump body need not forget to lead to the problem of losing after the water storage structure.

Preferably, the sliding cavity is provided with a sliding hole for extending the sliding plate.

Further, be equipped with on the sliding hole inner wall with the first sealing washer of sliding plate butt, first sealing washer helps the sliding chamber to seal, avoids the water that intakes with the pump body intercommunication and makes the sliding plate effect inefficacy.

Furthermore, the sliding plate extends to the outside of the water tank and is connected with a deflector rod, and the deflector rod can help personnel to manually cut off or open the connection between the water tank and the pump body, so that the resetting speed is improved.

Preferably, the inner wall of the water tank relative sliding cavity is provided with a clamping groove matched with the sliding plate, and the sliding plate is clamped with the clamping groove to help to cut off the connection between the pump body and the water tank when in situ.

Further, the second sealing ring is arranged in the clamping groove, so that water storage above the water tank is prevented from leaking.

Further, the bottom of the water tank is provided with a water inlet channel communicated with the pump body, the pump body enters the water tank through the water inlet channel for storage during normal water inlet, and the pump body is discharged through the water inlet channel when the pump body needs to discharge.

The beneficial effects of the utility model are as follows: the water tank is arranged to help the self-priming pump to start smoothly when emergency starting is needed, when the water tank is filled with water, the sliding plate is opened to enable the water tank to be communicated with the pump body to feed water, the first anti-slip pad is abutted with the second anti-slip pad, the sliding plate is enabled to be in an open state by friction force, after a period of time, the sliding plate is reset through the elasticity of the spring, the communication between the water tank and the pump body is cut off, manual resetting is not needed, and the problem that a water storage structure is invalid after personnel forget is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.

FIG. 1 is a schematic diagram of a main structure of the present utility model;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

in the figure, 1, a pump body; 2. a machine sealing seat; 3. an impeller; 4. a pump shaft; 5. a water inlet; 6. a water storage structure; 7. a water tank; 8. a sliding chamber; 9. a sliding hole; 10. a first seal ring; 11. a sliding plate; 12. a spring; 13. a sliding block; 14. a first cleat; 15. a second cleat; 16. a deflector rod; 17. a clamping groove; 18. a second seal ring; 19. a water inlet channel.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.

It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.

The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1-2, an embodiment of a self-priming pump according to the present utility model includes a pump body 1, an organic sealing seat 2 is connected to the pump body 1, an impeller 3 is installed in the mechanical sealing seat 2, the impeller 3 is connected with a pump shaft 4 extending out of the mechanical sealing seat 2, a water inlet 5 is provided on the pump body 1, a water storage structure 6 is provided on the water inlet 5, the water storage structure 6 includes a water tank 7, a sliding cavity 8 is provided in the water tank 7, a sliding plate 11 is provided in the sliding cavity 8, springs 12 with one ends fixed on the inner wall of the sliding cavity 8 are provided on the upper and lower sides of the sliding plate 11, the other ends of the springs 12 are fixed on the sliding plate 11, sliding blocks 13 fixed on the sliding plate 11 are provided at the rear of the springs 12, first anti-slip pads 14 are provided on the two sides of the sliding blocks 13, second anti-slip pads 15 matched with the first anti-slip pads 14 are provided on the two sides of the sliding cavity 8, the water tank 7 is provided to help the self-priming pump to start smoothly when the water tank 7 needs to start, when the water tank 7 is in water, the sliding cavity 7 is opened, the sliding plate 11 is opened to enable the water tank 7 and the water tank 1 and the first anti-slip pads 14 are not in contact with the first anti-slip pads to be in a normal state, and the normal state is avoided, after the water tank 11 is in a reset state, and the water tank 11 is in a normal state, and the water storage structure is not in need to be in contact with the sliding plate 11, and the normal state is in a state.

The sliding cavity 8 is provided with a sliding hole 9 for extending the sliding plate 11. The first sealing ring 10 which is abutted with the sliding plate 11 is arranged on the inner wall of the sliding hole 9, and the first sealing ring 10 helps the sliding cavity 8 to seal, so that the situation that the sliding plate 11 is invalid due to water inlet communicated with the pump body 1 is avoided.

The sliding plate 11 extends to the outside of the water tank 7 and is connected with a deflector rod 16, and the deflector rod 16 can help personnel to manually cut off or open the communication between the water tank 7 and the pump body 1, so that the resetting speed is improved.

The inner wall of the water tank 7 relative to the sliding cavity 8 is provided with a clamping groove 17 matched with the sliding plate 11, and the sliding plate 11 is clamped with the clamping groove 17 in situ to help cut off the connection between the pump body 1 and the water tank 7. The second sealing ring 18 is arranged in the clamping groove 17, so that the water storage above the water tank 7 is prevented from leaking.

The bottom of the water tank 7 is provided with a water inlet channel 19 communicated with the pump body 1, the pump body 1 enters the water tank 7 through the water inlet channel 19 for storage during normal water inlet, and the water is discharged through the water inlet channel 19 when the water is required to be discharged.

When the self-priming pump is used, when the pump body 1 is used for water, the sliding plate 11 is opened through the deflector rod 16, the water tank 7 is communicated with the pump body 1, water can enter the pump body 1 from the water inlet channel 19, the first anti-slip pad 14 on the sliding plate 11 is abutted with the second anti-slip pad 15 in the sliding cavity 8, the sliding plate 11 cannot reset rapidly, after the water tank 7 is gradually filled with water, the sliding plate 11 can be gradually separated from contact with the second anti-slip pad 15 through elasticity of the spring 12, the sliding plate 11 resets, the clamping with the clamping groove 17 is restored, water in the water tank 7 can be stored, and when the self-priming pump needs to be opened in an emergency mode, a person only needs to open the sliding plate 11 through the deflector rod 16, so that water in the water tank 7 enters the pump body 1, and the self-priming pump can be started normally.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

While the utility model has been described with reference to several particular embodiments, it should be understood that the utility model is not limited to the particular embodiments disclosed. The utility model is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (7)

1. The utility model provides a self priming pump, includes the pump body, be connected with the organic seat of sealing on the pump body, install the impeller in the seat of sealing, the impeller is connected with the pump shaft that stretches out the seat of sealing, be equipped with the water inlet on the pump body, its characterized in that: be equipped with water storage structure on the water inlet, water storage structure includes the water tank, be equipped with the slip chamber in the water tank, be equipped with the sliding plate in the slip chamber, both sides all are equipped with the spring of one end fixed at the slip intracavity wall about the sliding plate, the spring other end is fixed on the sliding plate, and the spring rear is equipped with the sliding block of fixing on the sliding plate, the sliding block both sides are equipped with first slipmat, the slip chamber both sides are equipped with the second slipmat with first slipmat cooperation antiskid.

2. The self-priming pump of claim 1, wherein: the sliding cavity is provided with a sliding hole for extending the sliding plate.

3. The self-priming pump of claim 2, wherein: the inner wall of the sliding hole is provided with a first sealing ring which is abutted with the sliding plate.

4. A self priming pump as recited in claim 3, wherein: the sliding plate extends to the outside of the water tank and is connected with a deflector rod.

5. The self-priming pump of claim 1, wherein: the inner wall of the water tank relative to the sliding cavity is provided with a clamping groove matched with the sliding plate.

6. The self-priming pump of claim 5, wherein: and a second sealing ring is arranged in the clamping groove.

7. The self-priming pump of claim 1, wherein: the bottom of the water tank is provided with a water inlet channel communicated with the pump body.