CN219035010U

CN219035010U - Horizontal centrifugal pump

Info

Publication number: CN219035010U
Application number: CN202223482379.3U
Authority: CN
Inventors: 顾军
Original assignee: Shanghai Liansheng Pump Manufacturing Co ltd
Current assignee: Shanghai Liansheng Pump Manufacturing Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-16
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a horizontal centrifugal pump, which relates to the field of centrifugal pumps and comprises a first bottom plate, wherein one end of the top surface of the first bottom plate is provided with a pump body, the other end of the top surface of the first bottom plate is provided with a plurality of spring shock absorbers, the top surface of each spring shock absorber is provided with a base, the top surface of the first bottom plate is provided with a shock absorption pad matched with the base, a motor is arranged on the base, the pump body is rotationally connected with a main shaft, the outer side end of the main shaft and the output end of the motor are connected with universal joints, the other ends of the universal joints are connected with connecting sleeves, and sliding rods are connected between the connecting sleeves in a sliding manner. According to the utility model, the plurality of spring dampers are connected between the base and the first bottom plate, the output end of the motor is connected with the main shaft through the group of telescopic universal joints, vibration generated by the springs can be absorbed by the spring dampers, the universal joints can enable the main shaft to adapt to deflection generated when the motor vibrates, vibration applied to the pump body is small, and the damping effect is better.

Description

Horizontal centrifugal pump

Technical Field

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

Background

Centrifugal pumps operate by using rotation of an impeller to cause centrifugal movement of water. Before the water pump is started, the pump shell and the water suction pipe are required to be filled with water, then the motor is started, the pump shaft drives the impeller and the water to do high-speed rotation motion, the water is centrifugally moved and thrown to the outer edge of the impeller, and flows into the water pressing pipeline of the water pump through the runner of the volute pump shell.

Chinese patent publication No. CN215633823U provides a horizontal centrifugal pump, which dampens the shock of the whole device by providing a shock absorbing mechanism on the bottom surface of the bottom plate.

However, since the vibration source is a motor during the operation of the centrifugal pump, the pump body still receives larger vibration transmitted by the motor during the whole vibration absorption of the device, and the vibration absorption effect is not ideal.

Disclosure of Invention

Based on the above, the utility model aims to provide a horizontal centrifugal pump so as to solve the technical problem that the damping effect of the conventional horizontal centrifugal pump is not ideal.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a horizontal centrifugal pump, includes first bottom plate, the pump body is installed to first bottom plate top surface one end, and the first bottom plate top surface other end is provided with many spring damper, the base is installed to spring damper top surface, and first bottom plate top surface be provided with base complex cushioning pad, install the motor on the base, rotate on the pump body and be connected with the main shaft, and main shaft outside end and motor output all are connected with the universal joint, the universal joint other end all is connected with connecting sleeve, and sliding connection has the slide bar between the connecting sleeve.

Through adopting above-mentioned technical scheme, pump body work accessible centrifugation draws water, and spring damper and cushioning pad all can reduce the vibrations of base, and the motor accessible universal joint drives the main shaft and rotates, and slide bar and connecting sleeve sliding connection can adapt to the produced stretching of position offset when the motor output skew.

The utility model is further characterized in that the top surface of the first bottom plate is provided with a limiting frame matched with the main shaft, and a group of bearings connected with the main shaft are arranged in the limiting frame.

Through adopting above-mentioned technical scheme, limit frame and bearing can restrict the rotation of main shaft, prevent that the main shaft from receiving the traction of motor and receiving great vibrations.

The utility model is further arranged that the four corners of the first bottom plate are all rotationally connected with the movable wheels, and the top surface of the first bottom plate is connected with the sliding buckles matched with the movable wheels in a sliding manner.

Through adopting above-mentioned technical scheme, remove the wheel and can reduce the friction of device with ground, the device of being convenient for removes, and the slip buckle can restrict chucking and remove the wheel.

The utility model is further arranged that the bottom surface of the first bottom plate is provided with a shock absorption layer, and the bottom surface of the shock absorption layer is provided with a second bottom plate.

Through adopting above-mentioned technical scheme, the vibration-absorbing layer can weaken the holistic vibrations of device again for the vibrations of device are weaker.

The utility model is further provided with mounting fixing lugs at four corners of the second bottom plate.

By adopting the technical scheme, the installation fixing lug can be convenient for fixing the device at the working point.

The utility model further provides that the inlet and outlet pipes of the pump body are provided with flange plates.

By adopting the technical scheme, the flange plate can facilitate the connection of the pump body and the water inlet and outlet pipes.

The utility model further provides that the cushioning pad is made of silica gel.

Through adopting above-mentioned technical scheme, the cushioning pad of silica gel material can effectually absorb the impact that the base caused it.

In summary, the utility model has the following advantages:

according to the utility model, the plurality of spring dampers are connected between the base and the first bottom plate, the output end of the motor is connected with the main shaft through the group of telescopic universal joints, vibration generated by the springs can be absorbed by the spring dampers, the universal joints can enable the main shaft to adapt to deflection generated when the motor vibrates, vibration applied to the pump body is small, and the damping effect is better.

Drawings

FIG. 1 is a schematic view of the present utility model in motion;

FIG. 2 is a schematic view of the structure of the present utility model when it is fixed;

FIG. 3 is a partial cross-sectional view of the present utility model;

FIG. 4 is a partial cross-sectional view of the present utility model;

fig. 5 is an enlarged view of a of fig. 3 according to the present utility model.

In the figure: 1. a first base plate; 2. a pump body; 3. a main shaft; 4. a motor; 5. a universal joint; 6. a connecting sleeve; 7. a slide bar; 8. a base; 9. a spring damper; 10. a cushioning pad; 11. a limiting frame; 12. a bearing; 13. a moving wheel; 14. a sliding buckle; 15. a shock absorbing layer; 16. a second base plate; 17. and (5) installing a fixing lug.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-5, including first bottom plate 1, pump body 2 is installed to first bottom plate 1 top surface one end, and be provided with base 8 above the other end of first bottom plate 1 top surface, install motor 4 on the base 8, rotate on the pump body 2 and be connected with main shaft 3, and main shaft 3 outside end all is connected with universal joint 5 with motor 4 output, the universal joint 5 other end all is connected with connecting sleeve 6, motor 4 accessible universal joint 5 and connecting sleeve 6 drive main shaft 3 rotation, the work of control pump body 2, and sliding connection has slide bar 7 between the connecting sleeve 6, slide bar 7 and connecting sleeve 6 sliding connection can adapt to the tensile that the position skew produced when motor 4 output skew, be connected with many spring damper 9 between base 8 and the first bottom plate 1, first bottom plate 1 top surface is provided with the shock pad 10 below base 8, spring damper 9 and shock pad 10 all can reduce the vibrations of base 8.

Referring to fig. 1, 3 and 4, the bottom surface of the first base plate 1 is provided with a damping layer 15, and the bottom surface of the damping layer 15 is provided with a second base plate 16, and the damping layer 15 can attenuate the vibration transmitted to the first base plate 1 by the motor 4 again, so that the vibration of the device is weaker.

Referring to fig. 1-4, mounting fixing lugs 17 are disposed at four corners of the second bottom plate 16, so as to facilitate fixing the device at a working point.

Referring to fig. 3 and 4, the cushioning pad 10 is made of silica gel, and can effectively absorb the impact of the base 8 on the motor 4 when the motor is excessively vibrated.

Referring to fig. 1 and 2, the four corners of the first bottom plate 1 are all rotatably connected with moving wheels 13, so that friction between the device and the ground can be reduced, the device can be moved conveniently, and the top surface of the first bottom plate 1 is slidably connected with sliding buckles 14 matched with the moving wheels 13, so as to limit clamping of the moving wheels 13.

Referring to fig. 5, a limit frame 11 matched with the spindle 3 is disposed on the top surface of the first bottom plate 1, and a set of bearings 12 connected with the spindle 3 are disposed in the limit frame 11, wherein the limit frame 11 and the bearings 12 can limit rotation of the spindle 3, so that rotation of the spindle 3 is more stable.

Referring to fig. 1-4, the inlet and outlet pipes of the pump body 2 are provided with flanges, so that the pump body 2 can be conveniently connected with the water inlet and outlet pipes.

The working principle of the utility model is as follows: before use, the device can be moved to work electricity through the movable wheel 13, then the sliding buckle 14 is pulled out in a sliding mode, the movable wheel 13 is rotated to enable the second bottom plate 16 to be attached to the ground, the device is fixed through the mounting fixing lug 17, the motor 4 can be started, the motor 4 can drive the main shaft 3 to rotate through the universal joint 5, the pump body 2 is enabled to work, vibration generated by the motor 4 can be buffered by the spring damper 9, and the damping cushion 10 can also participate in damping work when the vibration is strong.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. A horizontal centrifugal pump comprising a first bottom plate (1), characterized in that: the utility model discloses a motor, including pump body (2), base (8), motor (4), universal joint (5), connecting sleeve (6), sliding connection has slide bar (7) between connecting sleeve (6), and pump body (2) are installed to first bottom plate (1) top surface one end, and first bottom plate (1) top surface other end is provided with many spring damper (9), base (8) are installed to spring damper (9) top surface, and first bottom plate (1) top surface be provided with base (8) complex cushioning pad (10), install motor (4) on base (8), rotate on pump body (2) and be connected with main shaft (3), and main shaft (3) outside end all is connected with universal joint (5) with motor (4) output, the universal joint (5) other end all is connected with connecting sleeve (6).

2. A horizontal centrifugal pump according to claim 1, wherein: the top surface of the first bottom plate (1) is provided with a limiting frame (11) matched with the main shaft (3), and a group of bearings (12) connected with the main shaft (3) are arranged in the limiting frame (11).

3. A horizontal centrifugal pump according to claim 1, wherein: the four corners of the first bottom plate (1) are rotatably connected with moving wheels (13), and the top surface of the first bottom plate (1) is slidably connected with sliding buckles (14) matched with the moving wheels (13).

4. A horizontal centrifugal pump according to claim 1, wherein: the bottom surface of the first bottom plate (1) is provided with a shock absorption layer (15), and the bottom surface of the shock absorption layer (15) is provided with a second bottom plate (16).

5. A horizontal centrifugal pump according to claim 4, wherein: four corners of the second bottom plate (16) are provided with mounting fixing lugs (17).

6. A horizontal centrifugal pump according to claim 1, wherein: the inlet and outlet pipes of the pump body (2) are provided with flange plates.

7. A horizontal centrifugal pump according to claim 1, wherein: the cushioning pad (10) is made of silica gel.