CN210440296U

CN210440296U - Single-stage single-suction type non-clogging self-suction pump

Info

Publication number: CN210440296U
Application number: CN201921350552.XU
Authority: CN
Inventors: 王成华; 王承荣; 邵迎春
Original assignee: Anhui Tianma Pump Valve Group Co ltd
Current assignee: Anhui Tianma Pump Valve Group Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-05-01
Anticipated expiration: 2029-08-20

Abstract

The utility model belongs to the technical field of self priming pump, concretely relates to single-stage single suction type non-clogging self priming pump, including bottom plate, motor, pump body and impeller, motor and pump body are installed on the bottom plate, motor and pump body pass through support fixed connection, the impeller is located inside the pump body, the pivot of motor extends to inside the pump body and is connected with the impeller, the top of the pump body is connected with the outlet pipe, the front end of the pump body is connected with the inlet tube, the other end of the inlet tube is connected with the connecting pipe through the flange; the connecting pipe is U type structure, the connecting pipe is kept away from the one end bottom of inlet tube and has been seted up the drain, the outside of drain is provided with sealed lid, the inlet tube is close to the one end inside wall of connecting pipe and has seted up the mounting groove, and the one end and the connecting pipe intercommunication of mounting groove have overcome prior art's not enough, set up filter assembly and protect the impeller, avoid impurity to get into the impeller, the work efficiency of guarantee impeller improves the efficiency of carrying.

Description

Single-stage single-suction type non-clogging self-suction pump

Technical Field

The utility model belongs to the technical field of self priming pump, concretely relates to single-stage single suction type does not have jam self priming pump.

Background

The self-priming pump belongs to a 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 only quantitative liquid guiding is required to be ensured to be stored in the pump body before work. The self-sucking pump is characterized in that the pump shell is filled with water (or water is stored in the pump shell) before the water pump is started. 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, 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.

The impeller of current self priming pump lacks the protection, and when having a large amount of impurity in carrying liquid, impurity gets into the rotation that the impeller can obstruct the impeller, and serious meeting leads to the impeller card to die, causes the jam, influences conveying efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single-stage single suction type does not have jam self priming pump has overcome the not enough of prior art, sets up filter assembly and protects the impeller, avoids impurity to get into the impeller, ensures the work efficiency of impeller, improves the efficiency of carrying.

In order to solve the above problems, the utility model adopts the following technical proposal:

a single-stage single-suction type non-clogging self-suction pump comprises a bottom plate, a motor, a pump body and an impeller, wherein the motor and the pump body are installed on the bottom plate, the motor and the pump body are fixedly connected through a support, the impeller is located in the pump body, a rotating shaft of the motor extends into the pump body and is connected with the impeller, a water outlet pipe is connected to the top end of the pump body, a water inlet pipe is connected to the front end of the pump body, and a connecting pipe is connected to the other end of the water inlet pipe through a; the connecting pipe is of a U-shaped structure, a sewage draining outlet is formed in the bottom of one end, away from the water inlet pipe, of the connecting pipe, and a sealing cover is arranged on the outer side of the sewage draining outlet; the inlet tube is close to the one end inside wall of connecting pipe and has seted up the mounting groove, the one end and the connecting pipe intercommunication of mounting groove, be provided with filtering component in the mounting groove.

Further, the filtering component mainly comprises a connecting block arranged inside the mounting groove and a filtering net connected with the connecting block, the connecting block is of an annular structure, and the filtering net is fixedly connected with the inner side wall of the connecting block.

Further, wear to be equipped with the slide bar that a plurality of arrays were arranged on the connecting block, the one end and the mounting groove fixed connection of slide bar, the outside cover of slide bar is equipped with connecting spring, connecting spring's one end and mounting groove fixed connection, the other end and connecting block swing joint.

Further, the bottom of connecting pipe is provided with the slope, the slope is close to the one end of drain and is the lower extreme, the lower extreme on slope is connected with the bottom of drain.

Further, a base plate is arranged at the bottom end of the motor and made of rubber materials.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model relates to a single-stage single suction type non-clogging self-priming pump, through setting up filter screen, mounting groove, connecting block, slide bar and connecting spring, utilize the filter screen to filter the impurity in the conveying liquid, the elasticity of connecting spring makes the connecting block drive the connecting spring oscillation, makes the impurity on the filter screen easily drop; through setting up connecting pipe, slope, drain, conveniently clear up impurity.

The utility model discloses structural design is novel, sets up filtering component and protects the impeller, avoids impurity to get into the impeller, ensures the work efficiency of impeller, improves the efficiency of carrying.

Drawings

Fig. 1 is a schematic structural view of a single-stage single-suction non-clogging self-priming pump.

FIG. 2 is a schematic structural diagram of a connecting pipe in a single-stage single-suction type non-clogging self-priming pump.

Fig. 3 is a schematic structural diagram of a filter screen in a single-stage single-suction type non-clogging self-priming pump.

In the figure: 1. a base plate; 2. a motor; 3. a pump body; 4. a base plate; 5. a water outlet pipe; 6. a water inlet pipe; 7. a connecting pipe; 8. a slope; 9. a sewage draining outlet; 10. a sealing cover; 11. mounting grooves; 12. a slide bar; 13. a connecting spring; 14. connecting blocks; 15. and (4) a filter screen.

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.

As shown in fig. 1-3, the single-stage single-suction type non-clogging self-priming pump of the present invention comprises a bottom plate 1, a motor 2, a pump body 3 and an impeller, wherein the motor 2 and the pump body 3 are installed on the bottom plate 1, the motor 2 and the pump body 3 are fixedly connected through a bracket, the impeller is located inside the pump body 3, a rotating shaft of the motor 2 extends into the pump body 3 and is connected with the impeller, a water outlet pipe 5 is connected to the top end of the pump body 3, a water inlet pipe 6 is connected to the front end of the pump body 3, and the other end of the water inlet pipe 6; the connecting pipe 7 is of a U-shaped structure, a sewage outlet 9 is formed in the bottom of one end, away from the water inlet pipe 6, of the connecting pipe 7, and a sealing cover 10 is arranged on the outer side of the sewage outlet 9; mounting groove 11 has been seted up to inlet tube 6 near the one end inside wall of connecting pipe 7, and the one end and the connecting pipe 7 intercommunication of mounting groove 11 are provided with filtering component in the mounting groove 11.

The filtering component mainly comprises a connecting block 14 arranged in the mounting groove 11 and a filtering net 15 connected with the connecting block 14, the connecting block 14 is of an annular structure, and the filtering net 15 is fixedly connected with the inner side wall of the connecting block 14; a plurality of sliding rods 12 arranged in an array are arranged on the connecting block 14 in a penetrating manner, one end of each sliding rod 12 is fixedly connected with the mounting groove 11, a connecting spring 13 is sleeved outside each sliding rod 12, one end of each connecting spring 13 is fixedly connected with the mounting groove 11, and the other end of each connecting spring is movably connected with the connecting block 14; the bottom end of the connecting pipe 7 is provided with a slope 8, one end of the slope 8 close to the sewage draining exit 9 is a lower end, and the lower end of the slope 8 is connected with the bottom end of the sewage draining exit 9; the bottom end of the motor 2 is provided with a backing plate 4, and the backing plate 4 is made of rubber materials.

To sum up, the single-stage single-suction type non-clogging self-priming pump of the utility model is characterized in that when in use, the motor 2 is turned on, the motor 2 drives the impeller to rotate through the rotating shaft, the liquid is discharged through the water outlet pipe after passing through the connecting pipe 7, the water inlet pipe and the pump body 3, the liquid is filtered through the filter screen 15 when entering the water inlet pipe through the connecting pipe 7, impurities in the liquid are left on the filter screen 15, meanwhile, the water pressure drives the filter screen 15 and the connecting block 14 to move towards the direction of the pump body 3, and the connecting block 14 extrudes the connecting; after liquid conveying is finished, water pressure disappears, the connecting block 14 is made to oscillate on the sliding rod 12 under the action of restoring force of the connecting spring 13, impurities on the filter screen 15 fall to the bottom end of the connecting pipe 7 under the action of gravity in the oscillating process, and an operator can clean the impurities by opening the sealing cover 10; after long-time use, the flange between the water inlet pipe and the connecting pipe 7 can be opened, the connecting pipe 7 is cleaned, the connecting block 14 and the filter screen 15 are taken down from the slide rod 12, the filter screen 15 is cleaned, and then the water inlet pipe and the connecting pipe are sequentially installed for next use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a single-stage single suction type does not have jam self priming pump, includes bottom plate (1), motor (2), the pump body (3) and impeller, install on bottom plate (1) motor (2) and the pump body (3), motor (2) and the pump body (3) are through support fixed connection, the impeller is located inside the pump body (3), the pivot of motor (2) extends to inside and be connected its characterized in that with impeller of the pump body (3): the water pump is characterized in that a water outlet pipe (5) is connected to the top end of the pump body (3), a water inlet pipe (6) is connected to the front end of the pump body (3), and a connecting pipe (7) is connected to the other end of the water inlet pipe (6) through a flange; the connecting pipe (7) is of a U-shaped structure, a sewage draining outlet (9) is formed in the bottom of one end, away from the water inlet pipe (6), of the connecting pipe (7), and a sealing cover (10) is arranged on the outer side of the sewage draining outlet (9); mounting groove (11) have been seted up to inlet tube (6) one end inside wall that is close to connecting pipe (7), the one end and connecting pipe (7) intercommunication of mounting groove (11), be provided with filtering component in mounting groove (11).

2. The single-stage, single-suction, non-clogging, self-primer pump of claim 1, wherein: the filter assembly mainly comprises a connecting block (14) arranged in the mounting groove (11) and a filter screen (15) connected with the connecting block (14), the connecting block (14) is of an annular structure, and the filter screen (15) is fixedly connected with the inner side wall of the connecting block (14).

3. The single-stage, single-suction, non-clogging, self-primer pump of claim 2, wherein: wear to be equipped with slide bar (12) that a plurality of arrays were arranged on connecting block (14), the one end and mounting groove (11) fixed connection of slide bar (12), the outside cover of slide bar (12) is equipped with connecting spring (13), the one end and mounting groove (11) fixed connection of connecting spring (13), the other end and connecting block (14) swing joint.

4. The single-stage, single-suction, non-clogging, self-primer pump of claim 1, wherein: the bottom of connecting pipe (7) is provided with slope (8), the one end that slope (8) are close to drain (9) is the lower extreme, the lower extreme and the bottom of drain (9) of slope (8) are connected.

5. The single-stage, single-suction, non-clogging, self-primer pump of claim 1, wherein: the bottom end of the motor (2) is provided with a backing plate (4), and the backing plate (4) is made of rubber materials.