CN219159199U

CN219159199U - Auxiliary self-priming device for realizing high-efficiency and energy-saving of self-priming pump

Info

Publication number: CN219159199U
Application number: CN202223121833.2U
Authority: CN
Inventors: 陈金鹏; 易珍
Original assignee: JIANGSU FEIXIANG PUMP INDUSTRY MANUFACTURING CO LTD
Current assignee: JIANGSU FEIXIANG PUMP INDUSTRY MANUFACTURING CO LTD
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-06-09
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses an auxiliary self-priming device for realizing high efficiency and energy saving of a self-priming pump, which comprises a mounting frame, wherein two sides of the mounting frame are respectively fixed with a motor and a self-priming pump body, an output shaft of the motor is connected with a driving wheel and the self-priming pump body, a vacuum pump is arranged on the self-priming pump body, a water inlet of the self-priming pump body is connected with an air suction port of the vacuum pump, a start-stop device is arranged on a vacuum pump shaft of the vacuum pump, the start-stop device is connected with a transmission shaft, a driven wheel is fixedly connected on the transmission shaft, and the driven wheel is connected with the driving wheel through a belt.

Description

Auxiliary self-priming device for realizing high-efficiency and energy-saving of self-priming pump

Technical Field

The utility model relates to the technical field of self-priming pumps, in particular to an auxiliary self-priming device of a self-priming pump.

Background

The self-priming pump is a self-priming centrifugal pump, the impeller rotates under the drive of power, liquid moves from the inlet to the outlet of the impeller under the action of centrifugal force, negative pressure is formed at the inlet of the impeller, air in the suction pipe is sucked into the impeller to enter the pump body to form a gas-liquid mixture, the air is discharged out of the pump body, the liquid flows back into the pump body and the impeller, the air in the suction pipe is sucked into the impeller to enter the pump body again through the rotation of the impeller, and the process is continuously circulated and repeatedly until the air in the suction pipe is completely emptied, and the liquid is sucked up under the action of atmospheric pressure.

At present, the auxiliary self-priming device for the self-priming pump in the market additionally drives the vacuum pump to pump air to the water inlet through the belt pulley, and the pumping action of the self-priming pump is matched to accelerate the speed of early pumping, but the vacuum pump and the self-priming pump are controlled by the same motor, and the vacuum pump still keeps running when normal water suction is completed after air exhaust, so that the energy waste is caused.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the auxiliary self-priming device which can independently stop the self-priming pump of the vacuum pump after the exhaust is completed to realize high efficiency and energy conservation.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an energy-efficient supplementary self priming device is realized to self priming pump, includes the mounting bracket, the both sides of mounting bracket are fixed with motor and self priming pump body respectively, be connected with action wheel and self priming pump body on the output shaft of motor, be provided with the vacuum pump on the self priming pump body, the water inlet of self priming pump body links to each other with the induction port of vacuum pump, the last start-stop device that has set up of vacuum pump's vacuum pump shaft, start-stop device has connected the transmission shaft, fixedly connected with follows the driving wheel on the transmission shaft, pass through the belt with the action wheel from the driving wheel and be connected.

The utility model is further provided with: the water inlet is communicated with a ball valve, an air pipe is connected to the exhaust side of the ball valve, and the other end of the air pipe is connected with an air suction port of the vacuum pump.

The utility model is further provided with: the novel vacuum pump is characterized in that two fixing frames are fixed on the mounting frame at intervals, the two fixing frames are connected with a transmission shaft in a rotating mode, the preset direction of the transmission shaft is identical to the output shaft of the motor, an inner gear is fixedly connected with one end of the transmission shaft, which points to the vacuum pump, of the transmission shaft, the gear ring side of the inner gear faces to the vacuum pump, and the driven wheel is arranged between the two fixing frames.

The utility model is further provided with: the starting and stopping device comprises a sliding block, an external gear is fixedly connected to one side, facing the internal gear, of the sliding block, the external gear is meshed with the internal gear, an annular groove is formed in the sliding block, a handle is installed in the annular groove, and the handle is connected with the sliding block in a rotating mode.

The utility model is further provided with: the sliding block is sleeved on the vacuum pump shaft and is in sliding connection with the vacuum pump shaft, a sliding groove is formed in the vacuum pump shaft, a connecting key is connected in the sliding groove in a sliding mode, and the connecting key is fixedly connected with the sliding block.

The utility model is further provided with: one side of the vacuum pump shaft, which is away from the sliding block, is fixed with a fixed block, a spring is arranged on the fixed block, and the other end of the spring is connected with the sliding block.

The utility model has the advantages that the vacuum pump is additionally arranged, and the self-sucking pump is matched with the self-sucking pump to suck the air in the water inlet pipe when the machine is started, so that the liquid sucking speed is accelerated, the self-sucking pump is enabled to enter a working state more quickly, and the efficiency is improved; meanwhile, a start-stop device is additionally arranged between the vacuum pump and the driving belt pulley, the start-stop of the vacuum pump can be controlled by controlling the states of the two gears which are movably connected, the sliding block is pushed against the tensile force of the spring, so that the external gear is moved, the external gear is meshed with the internal gear, the vacuum pump is started, the sliding block is pushed to enable the spring to reset, the vacuum pump is stopped, the vacuum pump can be stopped after the self-sucking pump enters the working state, and the consumption of energy sources is reduced.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 2;

FIG. 4 is a schematic diagram of the start-stop device of the present utility model when stopped;

FIG. 5 is a schematic view of the start-stop device of the present utility model;

in the figure: 1. a self-priming pump body; 2. a water inlet; 3. a motor; 4. a vacuum pump; 5. a ball valve; 6. an air pipe; 7. a mounting frame; 8. a driving wheel; 9. driven wheel; 10. a belt; 11. a fixing frame; 12. a transmission shaft; 13. an internal gear; 14. an external gear; 15. a slide block; 16. a vacuum pump shaft; 17. a chute; 18. a connecting key; 19. a handle; 20. a spring; 21. and a fixed block.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions:

the self-priming pump realizes the auxiliary self-priming device of the high efficiency and energy conservation, comprising a self-priming pump body 1, the self-priming pump body 1 is fixed on the left side of a mounting frame 7, a motor 3 is fixed on the right side of the mounting frame 7, an output shaft of the motor 3 passes through the mounting frame 7 to be connected with the self-priming pump body 1, a vacuum pump 4 is arranged on the self-priming pump body 1, a ball valve 5 is connected on a water inlet 2 of the self-priming pump body 1, an air pipe 6 is connected on the exhaust side of the ball valve 5, and the other end of the air pipe 6 is connected with an air suction port of the vacuum pump 4; the vacuum pump 4 and the self-priming pump body 1 suck the water inlet 2 together, the formation of negative pressure is accelerated until liquid is sucked up, the ball valve 5 is closed due to the rising of the liquid level, the vacuum pump 4 and the water inlet 2 are disconnected, and the liquid does not enter the vacuum pump 4.

The part fixedly connected with action wheel 8 of the output shaft of motor 3 in mounting bracket 7, the top interval of mounting bracket 7 has set up two mounts 11, joint rotation is connected with transmission shaft 12 on two mounts 11, transmission shaft 12 and the output shaft parallel arrangement of motor 3, fixedly connected with follows driving wheel 9 on the transmission shaft 12, it sets up between two mounts 11 to follow driving wheel 9, it links to each other with action wheel 8 through belt 10 from driving wheel 9, transmission shaft 12 extends mount 11 to the direction of vacuum pump 4, and fixedly connected with internal gear 13, the ring gear side of internal gear 13 is towards vacuum pump 4, during the start-up motor 3, self priming pump body 1 operation, belt 10 drives internal gear 13 simultaneously and rotates.

The internal gear 13 is connected with the vacuum pump 4 through a start-stop device, the start-stop device is arranged on a vacuum pump shaft 16 of the vacuum pump 4, a chute 17 is formed on the vacuum pump shaft 16, a connecting key 18 is connected in a sliding manner in the chute 17, the connecting key 18 is fixedly connected with a sliding block 15, and the sliding block 15 is sleeved on the vacuum pump shaft 16 and can slide along the direction of the chute 17; the right side of the sliding block 15 is fixedly connected with an external gear 14, the external gear 14 can be meshed with the internal gear 13, an annular groove is formed in the sliding block 15, a handle 19 is arranged in the annular groove, and the handle 19 is rotationally connected with the sliding block 15; the left side of the sliding block 15 is fixedly connected with a spring 20, the other end of the spring 20 is fixed on a fixed block 21, the fixed block 21 is fixedly connected with the vacuum pump shaft 16, the sliding block 15 is positioned at the leftmost end of the chute 17 when the spring 20 is static, the external gear 14 is not contacted with the internal gear 13, and the vacuum pump 4 is in a stop state; the motor 3 runs, the internal gear 13 rotates, and the handle 19 is pushed to the right against the tensile force of the spring 20 at the moment, so that the external gear 14 moves along the vacuum pump shaft 16 to be meshed with the internal gear 13, thereby driving the vacuum pump shaft 16 to rotate, starting the vacuum pump 4 and realizing the efficient self-priming of the self-priming pump.

Specifically, by adding the vacuum pump 4, when the self-priming pump is started, the self-priming pump body 1 is matched with the air in the water inlet 2, so that the liquid sucking speed is increased, the self-priming pump body 1 is enabled to enter a working state more quickly, and the efficiency is improved; meanwhile, a start-stop device is added between the vacuum pump 4 and the driven wheel 9, the start-stop of the vacuum pump 4 can be controlled by controlling the two gear states of the movable connection, the sliding block 15 is pushed against the pulling force of the spring 20, so that the external gear 14 is moved, the external gear 14 is meshed with the internal gear 13, the vacuum pump 4 is started, the sliding block 15 is pushed, the spring 20 is reset, the vacuum pump 4 is stopped, the vacuum pump 4 can be stopped after the self-priming pump body 1 enters the working state, and the energy consumption is reduced.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides an energy-efficient supplementary self priming device is realized to self priming pump, includes mounting bracket (7), its characterized in that: the utility model discloses a self priming pump, including motor (3) and self priming pump body (1), motor (3) are fixed with respectively in both sides, be connected with action wheel (8) and self priming pump body (1) on the output shaft of motor (3), be provided with vacuum pump (4) on self priming pump body (1), water inlet (2) and the induction port of vacuum pump (4) of self priming pump body (1) link to each other, the device has been opened to have set up on vacuum pump shaft (16) of vacuum pump (4), it has connected transmission shaft (12) to open to stop the device, fixedly connected with follows driving wheel (9) on transmission shaft (12), follow driving wheel (9) and action wheel (8) and be connected through belt (10).

2. The auxiliary self-priming device for realizing high efficiency and energy saving of the self-priming pump according to claim 1, wherein the auxiliary self-priming device is characterized in that: the water inlet (2) is communicated with a ball valve (5), an air pipe (6) is connected to the exhaust side of the ball valve (5), and the other end of the air pipe (6) is connected with an air suction port of the vacuum pump (4).

3. The auxiliary self-priming device for realizing high efficiency and energy saving of the self-priming pump according to claim 2, wherein: two fixing frames (11) are fixed on the mounting frame (7) at intervals, the two fixing frames (11) are connected with a transmission shaft (12) in a common rotation mode, the preset direction of the transmission shaft (12) is the same as that of an output shaft of the motor (3), an inner gear (13) is fixedly connected with one end of the transmission shaft (12) pointing to the vacuum pump (4), the gear ring side of the inner gear (13) faces the vacuum pump (4), and the driven wheel (9) is arranged between the two fixing frames (11).

4. The auxiliary self-priming device for realizing high efficiency and energy saving of the self-priming pump according to claim 3, wherein: the starting and stopping device comprises a sliding block (15), an external gear (14) is fixedly connected to one side, facing the internal gear (13), of the sliding block (15), the external gear (14) is arranged to be meshed with the internal gear (13), an annular groove is formed in the sliding block (15), a handle (19) is installed in the annular groove, and the handle (19) is connected with the sliding block (15) in a rotating mode.

5. The auxiliary self-priming device for realizing high efficiency and energy saving of the self-priming pump according to claim 4, wherein: the sliding block (15) is sleeved on the vacuum pump shaft (16) and is in sliding connection with the vacuum pump shaft (16), a sliding groove (17) is formed in the vacuum pump shaft (16), a connecting key (18) is connected in the sliding groove (17) in a sliding mode, and the connecting key (18) is fixedly connected with the sliding block (15).

6. The auxiliary self-priming device for realizing high efficiency and energy saving of the self-priming pump according to claim 5, wherein: one side of the vacuum pump shaft (16) deviating from the sliding block (15) is fixed with a fixed block (21), a spring (20) is arranged on the fixed block (21), and the other end of the spring (20) is connected with the sliding block (15).