CN212744520U

CN212744520U - Horizontal low-noise pipeline centrifugal pump

Info

Publication number: CN212744520U
Application number: CN202021547503.8U
Authority: CN
Inventors: 缪宏程
Original assignee: Jiangsu S&p Industry Co ltd
Current assignee: Jiangsu S&p Industry Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-19
Anticipated expiration: 2030-07-30

Abstract

The utility model provides a horizontal low noise pipeline centrifugal pump. The horizontal low-noise pipeline centrifugal pump comprises: a base plate; the pump body is fixedly connected to one side of the top of the bottom plate; the motor penetrates through one side of the pump body and extends into the pump body; the back plate is fixedly connected to the other side of the top of the bottom plate; the box body is fixedly connected to the top of one side of the back plate. The utility model provides a horizontal low noise pipeline centrifugal pump passes through the cooperation between first spring among the damper assembly, second spring and the connection cylinder and can be fine reduce the motor vibrations, through the cooperation between buffer spring, dog and the fore-set in the buffering subassembly, can be fine carry out fine buffering to vibrations, through the frequency of vibration that has reduced the noise sound source to reduce the noise, thereby reduce the influence of noise to the surrounding environment.

Description

Horizontal low-noise pipeline centrifugal pump

Technical Field

The utility model relates to a centrifugal pump field especially relates to a horizontal low noise pipeline centrifugal pump.

Background

The centrifugal pump is designed according to the centrifugal force principle, and impeller blades rotating at high speed drive water to rotate and throw the water out, so that the purpose of conveying is achieved. The centrifugal pumps are various and can be divided into civil pumps and industrial pumps in use; the conveying medium can be divided into a clean water pump, an impurity pump, a corrosion-resistant pump and the like, most of motors adopted by the existing multistage centrifugal pump are standard industrial motors, and the standard industrial motors hardly meet the requirements of customers in application places with higher noise requirements, such as houses, business offices, hotels and the like.

When the horizontal pipeline centrifugal pump in the prior art works, the motor vibrates to generate overlarge noise, so that when the horizontal pipeline centrifugal pump is used in some areas such as business offices, people around the horizontal pipeline centrifugal pump can be polluted by the overlarge noise.

Therefore, it is necessary to provide a horizontal low-noise pipeline centrifugal pump to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a horizontal low noise centrifugal pump for pipe, the horizontal centrifugal pump for pipe who has solved among the prior art can cause very big noise pollution's problem to personnel around carrying out the during operation.

In order to solve the technical problem, the utility model provides a pair of horizontal low noise pipe centrifugal pump, include: a base plate;

the pump body is fixedly connected to one side of the top of the bottom plate;

the motor penetrates through one side of the pump body and extends into the pump body;

the back plate is fixedly connected to the other side of the top of the bottom plate;

the box body is fixedly connected to the top of one side of the back plate;

the two damping components are respectively and fixedly connected to two sides of the bottom of the inner wall of the box body;

the buffer component is fixedly connected to the top of the inner wall of the box body;

inhale the sound subassembly, inhale sound subassembly fixed connection in the bottom of box body inner wall.

Preferably, damper includes two hollow columns and surge tank, two equal fixed connection in of hollow column in one side of box body inner wall bottom, two the top of hollow column all runs through and has connected the cylinder, connect the first stopper of cylindrical bottom fixedly connected with, the first spring of bottom fixedly connected with of first stopper.

Preferably, the bottom of first spring and the bottom fixed connection of hollow post inner wall, connect the inside that the surge tank just extended to the surge tank is run through on cylindrical top, connect cylindrical top fixedly connected with second stopper, the top fixedly connected with second spring of second stopper, the top of second spring and the top fixed connection of surge tank inner wall.

Preferably, the buffer assembly comprises a buffer box, the buffer box is fixedly connected to the top of the inner wall of the box body, an I-shaped buffer block penetrates through the bottom of the buffer box, and a top column is fixedly connected to the bottom of the inner wall of the buffer box.

Preferably, the top of I-shaped buffer block is provided with a groove, the top of I-shaped buffer block is located directly above the groove and is fixedly connected with a stop dog, the bottom end of the top post penetrates through the stop dog and extends to the outside of the stop dog, and the surface of the top post is located between the stop dog and one side opposite to the buffer box and is sleeved with a buffer spring.

Preferably, inhale the sound subassembly including the pad that gives sound insulation, give sound insulation fill up fixed connection in the bottom of box body inner wall, the top fixedly connected with that gives sound insulation fills up inhales the sound cotton, inhale the cotton top fixedly connected with ventilation of sound and fall the net of making an uproar.

Compared with the prior art, the utility model provides a horizontal low noise pipe centrifugal pump has following beneficial effect:

the utility model provides a horizontal low noise pipeline centrifugal pump, first spring through among the damper assembly, cooperation between second spring and the connection cylinder can be fine reduces the motor vibrations, through the buffer spring among the buffer assembly, cooperation between dog and the fore-set, can be fine carry out fine buffering to vibrations, through the frequency of vibration that has reduced the noise sound source, thereby reduce the noise and to the influence of surrounding environment, through the pad that gives sound insulation, inhale the sound cotton and ventilate and fall the net of making an uproar and can carry out the adsorption treatment to some noises that produce in the motor working process.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the horizontal low-noise pipe centrifugal pump provided by the present invention;

FIG. 2 is a schematic structural view of the shock assembly shown in FIG. 1;

fig. 3 is a schematic structural view of the buffering assembly shown in fig. 1.

Reference numbers in the figures: 1. bottom plate, 2, the pump body, 3, the motor, 4, the backplate, 5, the box body, 6, damper unit, 61, hollow post, 62, surge tank, 63, connection cylinder, 64, first stopper, 65, first spring, 66, the second spring, 67, the second stopper, 7, buffer unit, 71, surge tank, 72, worker's shape buffer block, 73, the fore-set, 74, recess, 75, the dog, 76, buffer spring, 8, inhale the sound subassembly, 81, give sound insulation and fill up, 82, inhale the sound cotton, 83, the net of making an uproar falls in the ventilation.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a horizontal low-noise pipeline centrifugal pump according to the present invention; FIG. 2 is a schematic structural view of the shock assembly shown in FIG. 1; fig. 3 is a schematic structural view of the buffering assembly shown in fig. 1. The horizontal low-noise pipeline centrifugal pump includes: a base plate 1;

the pump body 2 is fixedly connected to one side of the top of the bottom plate 1;

the motor 3 penetrates through one side of the pump body 2 and extends into the pump body 2, the model number of the motor 3 is Y2-160M-2, an external power supply is needed, and a starting switch is arranged outside the motor 3;

the back plate 4 is fixedly connected to the other side of the top of the bottom plate 1;

the box body 5 is fixedly connected to the top of one side of the back plate 4;

the two damping components 6 are respectively and fixedly connected to two sides of the bottom of the inner wall of the box body 5;

the buffer component 7 is fixedly connected to the top of the inner wall of the box body 5;

inhale sound subassembly 8, inhale the bottom of sound subassembly 8 fixed connection in box body 5 inner wall.

Damping component 6, damping component 6 includes two hollow post 61 and surge tank 62, the equal fixed connection in one side of the 5 inner wall bottoms of box body of two hollow post 61, connecting cylinder 63 has all been run through at the top of two hollow post 61, the first stopper 64 of bottom fixedly connected with of connecting cylinder 63, the first spring 65 of bottom fixedly connected with of first stopper 64, too big vibrations can take place for motor 3, can extrude the top of two surge tank 62 among the vibrations process, two surge tank 62 receive the extrusion can downstream, thereby extrude second spring 66, make second spring 66 take place deformation.

Bottom and the bottom fixed connection of hollow post 61 inner wall of first spring 65, the inside that surge tank 62 and extend to surge tank 62 is run through on the top of connecting cylinder 63, the top fixedly connected with second stopper 67 of connecting cylinder 63, the top fixedly connected with second spring 66 of second stopper 67, the top of second spring 66 and the top fixed connection of surge tank 62 inner wall, pressure continues to transmit second stopper 67, connect cylinder 63 and first stopper 64 and extrude, thereby make first spring 65 take place deformation, thereby the pressure that produces vibrations subtracts the shock attenuation.

Buffer unit 7 includes surge tank 71, surge tank 71 fixed connection in the top of box body 5 inner wall, and I-shaped buffer block 72 has been run through to the bottom of surge tank 71, the bottom fixedly connected with fore-set 73 of surge tank 71 inner wall, and the quantity of fore-set 73 is a plurality of.

The top of worker's shape buffer block 72 is seted up flutedly 74, worker's shape buffer block 72 just is located recess 74 directly over fixedly connected with dog 75, dog 75 and the outside that extends to dog 75 are run through to the bottom of fore-set 73, the surface of fore-set 73 just is located the cover and is equipped with buffer spring 76 between dog 75 and the relative one side of baffle-box 71, the quantity of dog 75 and recess 74 all is the same with the quantity of fore-set 73, motor 3 strikes worker's shape buffer block 72 at vibrations in-process, thereby extrude dog 75 through worker's shape buffer block 72, thereby drive dog 75 and extrude buffer spring 76, thereby carry out buffering to the vibrations of motor 3.

Inhale sound subassembly 8 including giving sound insulation and filling up 81, give sound insulation and fill up 81 fixed connection in the bottom of box body 5 inner wall, give sound insulation and fill up 81's top fixedly connected with and inhale sound cotton 82, inhale the top fixedly connected with ventilation of sound cotton 82 and fall the net 83 of making an uproar, through give sound insulation and fill up 81, inhale sound cotton 82 and ventilation and fall the net 83 and can adsorb some noises that produce in the motor 3 working process and handle.

The utility model provides a horizontal low noise pipeline centrifugal pump's theory of operation as follows:

when the motor 3 during operation of centrifugal pump, too big vibrations can take place for motor 3, can extrude the top of two surge tanks 62 among the vibrations process, two surge tanks 62 receive the extrusion can downstream, thereby extrude second spring 66, make second spring 66 take place deformation, pressure continues to transmit to second stopper 67, connect cylinder 63 and first stopper 64 and extrude, thereby make first spring 65 take place deformation, thereby the pressure that produces vibrations is cushioned, motor 3 strikes worker shape buffer block 72 among the vibrations process, thereby extrude dog 75 through worker shape buffer block 72, thereby drive dog 75 and extrude buffer spring 76, thereby the vibrations to motor 3 are cushioned.

through first spring 65 in damper unit 6, second spring 66 and the cooperation between the connection cylinder 63 can be fine reduce motor 3 vibrations, through buffer spring 76 in the buffer unit 7, the cooperation between dog 75 and the fore-set 73, can be fine carry out fine buffering to vibrations, through the vibration frequency who has reduced the noise sound source, thereby reduce the noise, thereby reduce the influence of noise to surrounding environment, through the pad 81 that gives sound insulation, inhale sound cotton 82 and ventilate and fall some noises that the net 83 of making an uproar can produce in the motor 3 working process and adsorb and handle.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A horizontal low-noise pipe centrifugal pump, comprising: a base plate (1);

the pump body (2), the pump body (2) is fixedly connected to one side of the top of the bottom plate (1);

the motor (3) penetrates through one side of the pump body (2) and extends into the pump body (2);

the back plate (4), the back plate (4) is fixedly connected to the other side of the top of the bottom plate (1);

the box body (5), the box body (5) is fixedly connected to the top of one side of the back plate (4);

the two damping components (6) are respectively and fixedly connected to two sides of the bottom of the inner wall of the box body (5);

the buffer component (7), the buffer component (7) is fixedly connected to the top of the inner wall of the box body (5);

inhale sound subassembly (8), inhale sound subassembly (8) fixed connection in the bottom of box body (5) inner wall.

2. The horizontal type low-noise pipeline centrifugal pump according to claim 1, wherein the damping assembly (6) comprises two hollow columns (61) and a damping box (62), the two hollow columns (61) are fixedly connected to one side of the bottom of the inner wall of the box body (5), a connecting cylinder (63) penetrates through the tops of the two hollow columns (61), a first limiting block (64) is fixedly connected to the bottom end of the connecting cylinder (63), and a first spring (65) is fixedly connected to the bottom end of the first limiting block (64).

3. The horizontal type low-noise pipeline centrifugal pump according to claim 2, wherein the bottom end of the first spring (65) is fixedly connected with the bottom of the inner wall of the hollow column (61), the top end of the connecting cylinder (63) penetrates through the damping box (62) and extends to the inside of the damping box (62), the top end of the connecting cylinder (63) is fixedly connected with a second limiting block (67), the top of the second limiting block (67) is fixedly connected with a second spring (66), and the top end of the second spring (66) is fixedly connected with the top of the inner wall of the damping box (62).

4. The horizontal low-noise pipeline centrifugal pump according to claim 1, wherein the buffer assembly (7) comprises a buffer tank (71), the buffer tank (71) is fixedly connected to the top of the inner wall of the box body (5), an I-shaped buffer block (72) penetrates through the bottom of the buffer tank (71), and a top column (73) is fixedly connected to the bottom of the inner wall of the buffer tank (71).

5. The horizontal low-noise pipeline centrifugal pump according to claim 4, wherein a groove (74) is formed in the top of the I-shaped buffer block (72), a stop block (75) is fixedly connected to the top of the I-shaped buffer block (72) and located right above the groove (74), the bottom end of the top column (73) penetrates through the stop block (75) and extends to the outside of the stop block (75), and a buffer spring (76) is sleeved on the surface of the top column (73) and located between the stop block (75) and one side opposite to the buffer box (71).

6. The horizontal low-noise pipeline centrifugal pump according to claim 1, wherein the sound-absorbing assembly (8) comprises a sound-insulating pad (81), the sound-insulating pad (81) is fixedly connected to the bottom of the inner wall of the box body (5), sound-absorbing cotton (82) is fixedly connected to the top of the sound-insulating pad (81), and a ventilation and noise-reduction net (83) is fixedly connected to the top of the sound-absorbing cotton (82).