CN218934754U

CN218934754U - Shockproof centrifugal pump

Info

Publication number: CN218934754U
Application number: CN202223126840.1U
Authority: CN
Inventors: 何佳; 王满亮; 冯长青
Original assignee: Jiangsu Hanna Pump Industry Co ltd
Current assignee: Jiangsu Hanna Pump Industry Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-04-28
Anticipated expiration: 2032-11-24

Abstract

The utility model provides a shockproof centrifugal pump, which relates to the technical field of centrifugal pumps and comprises a mounting plate, wherein four corners of the top end of the mounting plate are rotationally connected with bolts, a limiting plate and a first supporting plate are fixedly arranged at the top end of the mounting plate, a rubber pad is arranged at the top end of the first supporting plate, a base is arranged at the top end of the rubber pad, a fixing plate is arranged at the top end of the base, a motor and a centrifugal pump body are arranged at the top end of the fixing plate, a second supporting plate is arranged at both sides of the outer surface of the motor and the outer surface of the centrifugal pump body, the top end of the centrifugal pump body is communicated with a water outlet pipe, a water inlet pipe is communicated at the right side of the outer surface of the centrifugal pump body, and a stop block is arranged at both sides of the base and the inner surface of the limiting plate.

Description

Shockproof centrifugal pump

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to a shockproof centrifugal pump.

Background

The centrifugal pump is characterized in that the centrifugal pump is required to make liquid perform centrifugal motion through centrifugal force generated by rotation of an impeller to operate when the liquid is conveyed, in the operation process of the centrifugal pump, the liquid enters the impeller through a water inlet pipe at a low position, then the impeller drives the liquid to perform high-speed rotation motion, so that the liquid performs centrifugal motion, then the liquid is thrown out of the edge of the impeller, and finally flows out through a water outlet pipe at a high position, the centrifugal pump can be subjected to severe vibration when the impeller rotates at a high speed, in the conventional centrifugal pump, the centrifugal pump is generally fixed on the ground through bolts so as to achieve the shockproof effect, and the generated force is not buffered when the centrifugal pump operates, so that the parts inside the centrifugal pump are loosened or fall off, thereby influencing the normal operation of the centrifugal pump, reducing the safety of the centrifugal pump in the use process, and therefore, improvement is required.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a shockproof centrifugal pump.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a centrifugal pump takes precautions against earthquakes, includes the mounting panel, the top four corners rotation of mounting panel is connected with the bolt, the top fixed mounting of mounting panel has limiting plate and first backup pad, the rubber pad is installed on the top of first backup pad, the base is installed on the top of rubber pad, the fixed plate is installed on the top of base, motor and centrifugal pump body are installed on the top of fixed plate, the second backup pad is all installed to the surface both sides of motor and centrifugal pump body, the top intercommunication of centrifugal pump body has the outlet pipe, the surface right side intercommunication of centrifugal pump body has the inlet tube, the dog is all installed with the internal surface of limiting plate to the side of base, fixed mounting has the upper spring between the dog, the bottom fixed mounting of base has the kicking block, install the supporting shoe between the kicking block, down the spring is installed to the surface one end of kicking block, the surface cover of lower spring is equipped with the sleeve.

In order to facilitate the rotation of the impeller, the utility model is improved in that the output end of the motor is provided with the impeller, and the radius of the impeller is smaller than that of the pump body of the centrifugal pump.

In order to improve the stability of the centrifugal pump, the utility model is improved in that a fixing plate is fixedly arranged on the side surface of the second supporting plate.

In order to facilitate the connection of pipe orifices, the utility model is improved in that flanges are arranged on the pipe orifices of the water outlet pipe and the water inlet pipe.

In order to reduce impact force caused by vibration of the centrifugal pump, the utility model is improved in that a plurality of groups of lower springs are arranged in the rubber pad, and an annular groove is formed in the top end of the sleeve.

In order to prolong the service life of the centrifugal pump, the utility model is improved in that a fixed block is fixedly arranged at the middle part of the water inlet pipe, a movable block is connected inside the fixed block in a sliding way, and a filter screen is arranged at the middle part of the outer surface of the movable block.

In order to facilitate the disassembly of the filter screen, the utility model is improved in that one end of the outer surface of the movable block is provided with an arc-shaped groove, both sides of the inner surface of the fixed block are provided with sliding grooves, the inner sides of the sliding grooves are connected with sliding blocks in a sliding manner, and sealing rings are arranged on the side surfaces of the filter screen and the middle part of the surface of the fixed block.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, in the working process of the centrifugal pump, the impeller in the pump body can rotate at a high speed, so that the centrifugal pump generates intense vibration, and therefore, the rubber pad is additionally arranged at the bottom end of the centrifugal pump, the impact force caused by the vibration of the centrifugal pump is relieved, and the safety of the centrifugal pump in the use process is improved.

2. In the utility model, in the working process of the centrifugal pump, as the liquid needs to enter the centrifugal pump through the water inlet pipe, impurities contained in the liquid can enter the impeller in the centrifugal pump through the water inlet pipe, when the use time is long, the water inlet pipe can be blocked, and when the impeller rotates at a high speed, the impurities in the liquid can rub with the impeller, so that the impeller is worn, the service life of the centrifugal pump is reduced, a detachable filter screen is additionally arranged in the middle part of the water inlet pipe, the cleaning of the filter screen is facilitated, and the service life of the centrifugal pump is prolonged.

Drawings

FIG. 1 is a schematic diagram of a vibration-proof centrifugal pump according to the present utility model;

FIG. 2 is a partial cross-sectional view of a vibration-resistant centrifugal pump according to the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 showing a vibration-damping centrifugal pump according to the present utility model;

fig. 4 is an enlarged view of B in fig. 2 showing a vibration-proof centrifugal pump according to the present utility model.

Legend description:

1. a mounting plate; 2. a bolt; 3. a limiting plate; 4. a first support plate; 5. a rubber pad; 6. a base; 7. a fixing plate; 8. a motor; 9. a centrifugal pump body; 10. a second support plate; 11. a water outlet pipe; 12. a water inlet pipe; 13. a stop block; 14. a spring is arranged; 15. a top block; 16. a support block; 17. a lower spring; 18. a sleeve; 19. a fixed block; 20. a movable block; 21. a filter screen; 22. and (3) sealing rings.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a centrifugal pump takes precautions against earthquakes, including mounting panel 1, the top four corners rotation of mounting panel 1 is connected with bolt 2, fix mounting panel 1 through bolt 2, the top fixed mounting of mounting panel 1 has limiting plate 3 and first backup pad 4, it is spacing to the centrifugal pump through limiting plate 3, rubber pad 5 is installed on the top of first backup pad 4, base 6 is installed on the top of rubber pad 5, fixed plate 7 is installed on the top of base 6, be used for supporting motor 8 and centrifugal pump body 9, motor 8 and centrifugal pump body 9 are installed on the top of fixed plate 7, the impeller is equipped with to motor 8's output, the radius of impeller is less than the radius of centrifugal pump body 9, the rotation of impeller has been made things convenient for.

Referring to fig. 1-4, the second support plate 10 is installed on two sides of the outer surface of the motor 8 and the centrifugal pump body 9, the fixing plate 7 is fixedly installed on the side surface of the second support plate 10, the stability of the centrifugal pump is improved through the second support plate 10, the water outlet pipe 11 is communicated with the top end of the centrifugal pump body 9, a water source can be discharged through the water outlet pipe 11, the water inlet pipe 12 is communicated with the right side of the outer surface of the centrifugal pump body 9, the water source is conveyed through the water inlet pipe 12, flanges are installed on the pipe openings of the water outlet pipe 11 and the water inlet pipe 12, the pipe openings of the water outlet pipe 11 and the water inlet pipe 12 are convenient, the stop blocks 13 are installed on the side surface of the base 6 and the inner surface of the limiting plate 3, the upper springs 14 are fixedly installed between the stop blocks 13, the base 6 is limited through the upper springs 14, the top blocks 15 are fixedly installed between the top blocks 15, the lower springs 17 are installed on one end of the outer surface of the top blocks 15, the impact force caused by the centrifugal pump vibration is relieved through the lower springs 17, the sleeve 18 is sleeved on the surface of the lower springs 17, the lower springs 17 are used for supporting the lower springs 17, the annular groove is formed, the safety of the annular groove is improved, and the safety of the centrifugal pump is improved in the use.

Example two

Referring to fig. 2-4, the middle part of the water inlet pipe 12 is fixedly provided with a fixed block 19, the movable block 20 is supported by the fixed block 19, the movable block 20 is slidably connected in the fixed block 19, the filter screen 21 is installed in the middle part of the outer surface of the movable block 20, and impurities in water are filtered by the filter screen 21, so that the service life of the centrifugal pump is prolonged, one end of the outer surface of the movable block 20 is provided with an arc-shaped groove, the movable block 20 is conveniently pulled, both sides of the inner surface of the fixed block 19 are provided with sliding grooves, the inner side of the sliding grooves is slidably connected with a sliding block, the movable block 20 can slide up and down in the inner side of the sliding grooves through the sliding block, the disassembly of the filter screen 21 is facilitated, the sealing rings 22 are installed on the side surfaces of the filter screen 21 and the middle part of the surface of the fixed block 19, and the tightness between the movable block 20, the fixed block 19 and the water inlet pipe 12 is improved.

Working principle: when the centrifugal pump is used, firstly, the mounting plate 1 is required to be placed on the ground, then the mounting plate 1 and the ground are fixed through the bolts 2, then the water inlet pipe 12 is connected with the water source, the water outlet pipe 11 is connected with the water pipe, at the moment, the water source enters the impeller through the water inlet pipe 12 at the lower position, then the motor 8 is started, the motor 8 drives the impeller to rotate at high speed, so that water is centrifugally moved, then the water is thrown out of the edge of the impeller, finally, the water flows out through the water outlet pipe 11 at the upper position, the centrifugal pump generates intense vibration due to the high-speed rotation of the impeller, the centrifugal pump is reinforced through the second supporting plate 10 and the fixed block 19, then the impact force caused by the centrifugal pump is transmitted to the upper spring 14 through the base 6, the impact force caused by the centrifugal pump is relieved while the base 6 is limited, then the impact force is transmitted to the rubber pad 5, the annular block at the top end of the sleeve 18 limits the stop block 13, the top block 15 drives the supporting block 16 to slide on the inner wall of the sleeve 18, then the lower spring 17 slides along the top block 15, so that the rubber pad 5 buffers the impact force caused by the centrifugal pump, then the first supporting plate 4 supports the rubber pad 5, the impact force caused by the vibration of the centrifugal pump is relieved, the safety of the centrifugal pump in the use process is improved, in the process of conveying water through the water inlet pipe 12, the water is filtered by the filter screen 21 and conveyed to the impeller, meanwhile, the sealing ring 22 seals the side surface of the filter screen 21 and the middle part of the surface of the fixed block 19, the tightness among the movable block 20, the fixed block 19 and the water outlet pipe 11 is improved, after the centrifugal pump is used, impurities on the filter screen 21 need to be cleaned, firstly, the arc-shaped groove needs to be pulled, so that the movable block 20 slides upwards, the movable block 20 drives the sliding block to slide upwards on the inner side of the sliding groove, the filter screen 21 can be taken out, the filter screen 21 can be cleaned, the filter screen 21 is cleaned conveniently, and the service life of the centrifugal pump is prolonged.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. A vibration-proof centrifugal pump comprising a mounting plate (1), characterized in that: the utility model discloses a centrifugal pump, including mounting panel (1), mounting panel, fixed plate (7), motor (8), centrifugal pump body (9), second backup pad (10) are all installed on the top four corners rotation of mounting panel (1), the top fixed mounting of mounting panel (1) has limiting plate (3) and first backup pad (4), rubber pad (5) are installed on the top of first backup pad (4), base (6) are installed on the top of rubber pad (5), fixed plate (7) are installed on the top of base (6), motor (8) and centrifugal pump body (9) are installed on the top of fixed plate (7), second backup pad (10) are all installed on the surface both sides of motor (8) and centrifugal pump body (9), the top intercommunication of centrifugal pump body (9) has outlet pipe (11), the surface right side intercommunication of centrifugal pump body (9) has inlet tube (12), dog (13) are all installed on the side of base (6) and limiting plate (3) internal surface, fixed mounting has upper spring (14) between dog (13), bottom fixed mounting of base (6) has kicking block (15), install kicking block (16) between kicking block (15), install spring (17) under spring (17).

2. The vibration-resistant centrifugal pump according to claim 1, wherein: the output end of the motor (8) is provided with an impeller, and the radius of the impeller is smaller than that of the centrifugal pump body (9).

3. The vibration-resistant centrifugal pump according to claim 1, wherein: the side surface of the second supporting plate (10) is fixedly provided with a fixing plate (7).

4. The vibration-resistant centrifugal pump according to claim 1, wherein: flanges are arranged at the pipe orifices of the water outlet pipe (11) and the water inlet pipe (12).

5. The vibration-resistant centrifugal pump according to claim 1, wherein: the rubber pad (5) is internally provided with a plurality of groups of lower springs (17), and the top end of the sleeve (18) is provided with an annular groove.

6. The vibration-resistant centrifugal pump according to claim 1, wherein: the middle part of inlet tube (12) fixed mounting has fixed block (19), the inside sliding connection of fixed block (19) has movable block (20), filter screen (21) are installed to the surface mid-section of movable block (20).

7. The vibration-resistant centrifugal pump according to claim 6, wherein: the arc-shaped groove is formed in one end of the outer surface of the movable block (20), sliding grooves are formed in two sides of the inner surface of the fixed block (19), sliding blocks are connected to the inner sides of the sliding grooves in a sliding mode, and sealing rings (22) are arranged on the side faces of the filter screen (21) and the middle portion of the surface of the fixed block (19).