CN202768414U - Horizontal centrifugal pump arrangement structure - Google Patents
Horizontal centrifugal pump arrangement structure Download PDFInfo
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- CN202768414U CN202768414U CN201220472021.XU CN201220472021U CN202768414U CN 202768414 U CN202768414 U CN 202768414U CN 201220472021 U CN201220472021 U CN 201220472021U CN 202768414 U CN202768414 U CN 202768414U
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- centrifugal pump
- pump
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Abstract
A horizontal centrifugal pump arrangement structure comprises a substrate, a centrifugal pump base seat, a motor, a centrifugal pump, a water inlet pipe and a water outlet pipe. The centrifugal pump base seat is arranged on the substrate. The motor and the centrifugal pump are arranged on the centrifugal pump base seat. An output shaft of the motor is connected with a pump shaft of the centrifugal pump. The axial direction of a water inlet of the centrifugal pump is the same as the axial direction of the pump shaft. The axial direction of a water outlet of the centrifugal pump is perpendicular to the axial direction of the pump shaft. The water inlet pipe and the water outlet pipe are respectively connected with the water inlet and the water outlet of the centrifugal pump. A vibration isolator is connected between the substrate and the centrifugal base seat. The vibration isolator comprises a top plate and a bottom plate. The top plate is connected with the centrifugal pump base seat and the bottom plate is connected with the substrate. An elastic body is connected between the top plate and the bottom plate. The direction of the elastic force of the elastic body is perpendicular to a bottom plane located plane. A left side and a right side of the bottom plate are respectively provided with a limiting plate. The top plate is located inside the space between the two limiting plates. The horizontal centrifugal pump arrangement structure is simple in structure, the phenomenon of horizontal displacement of the centrifugal pump is corrected, and thus vibration and noises produced by the centrifugal pump are reduced.
Description
Technical field
The utility model belongs to pump station engineering and fluid transfer technology practical field, is specifically related to a kind of horizontal centrifugal pump layout.
Background technique
Horizontal centrifugal pump is the most frequently used equipment of plumbing, and the vibration of its generation, noise are all very large.And luxurious hotel, office building, public building have relatively high expectations to the control of vibration, noise, the control of especially equipment room vibration, noise.For reducing vibration, the noise of horizontal centrifugal pump; The concrete structure of the at present domestic horizontal centrifugal pump that generally adopts is referring to Fig. 1, horizontal centrifugal pump comprises motor 4 and the centrifugal pump 3 that is located on the centrifugal pump base 5, the output shaft of motor 4 is connected with the pump shaft of centrifugal pump 3, the inlet/outlet place of centrifugal pump 3 arranges respectively the first bendable elastomer connector 9 and the second bendable elastomer connector 2, and support 8 and suspension bracket 1 are located at respectively the outside of the first bendable elastomer connector 9 and the second bendable elastomer connector 2; At the centrifugal pump base reinforced concrete plinth or shaped steel pedestal 7 are set for 5 times, the mode of vibration isolator 6 is set between pedestal 7 and ground.
This structural type damping, noise reduction are better.But, in use often find the phenomenon that the centrifugal pump substantially horizontal is subjected to displacement, and then cause the bendable elastomer connector damage of centrifugal pump inlet place, noise to increase, vibrate the enhancing phenomenon that use the centrifugal pump of spring vibration isolation device, offset phenomena is particularly serious.
The analysis reason is found, because centrifugal pump takes the vibration isolator mode flexible fixing, substantially horizontal can't reach fixed effect, the water-in and water-out pipe holder all is arranged on the bendable elastomer connector outside, the retention force of substantially horizontal also can't be provided to centrifugal pump, under intake pressure, water flow impact pressure effect, centrifugal pump is easy to displacement.
The model utility content
The purpose of this utility model is to provide a kind of not generating horizontal displacement, reduces to vibrate the horizontal centrifugal pump layout with noise.
Concrete technological scheme of the present utility model is as follows:
A kind of horizontal centrifugal pump layout comprises pedestal, centrifugal pump base, motor, centrifugal pump, intake pipe and outlet pipe; The centrifugal pump base is located on the pedestal; Motor and centrifugal pump are located on the centrifugal pump base, and the output shaft of motor is connected with the pump shaft of centrifugal pump; Axially axially identical with pump shaft of the water intake of centrifugal pump, the water outlet of centrifugal pump be axially perpendicular to the axial of pump shaft; Intake pipe and outlet pipe connect respectively water intake and the water outlet of centrifugal pump; Be connected vibration isolator between pedestal and the centrifugal pump base; Vibration isolator comprises top board and base plate, and top board is connected with the centrifugal pump base, and base plate is connected with pedestal; Be connected with elastomer between top board and the base plate, elastomeric elastic force perpendicular direction is in plane, base plate place; The left and right sides of base plate all is provided with limiting board; In the space of described top board between two limiting boards.
Described intake pipe is perpendicular to the axis of pump shaft, is connected by elbow between the water intake of intake pipe and centrifugal pump.Described elbow is 90 degree elbows.
Also comprise heat insulated supporter, the upper end of heat insulated supporter is supported on the outer wall of elbow, and the lower end is connected with the centrifugal pump base; Be provided with thermoinsulation material between the upper/lower terminal of heat insulated supporter.
The end that is not connected with elbow of described intake pipe is connected with the bendable elastomer connector.
Described elastomer is Compress Spring.
The limiting board of the utility model on the vibration isolator between pedestal and the centrifugal pump base can limit the Horizontal displacement of centrifugal pump.Intake pipe is arranged perpendicular to the axis of pump shaft, and spends the elbow transition by 90 between intake pipe and the centrifugal pump water intake, reduce the horizontal impact that water inlet causes; Between connecting tube and intake pipe, be provided with in addition the bendable elastomer connector, and at connecting tube heat insulated supporter be set, reduced the damage of bendable elastomer connector.The utility model is simple in structure, by the improvement to the horizontal centrifugal pump layout, has avoided the generation of centrifugal pump Horizontal displacement, the vibration and the noise that produce when effectively reducing the centrifugal pump operation.
Description of drawings
Fig. 1 is the structural representation of horizontal centrifugal pump in the prior art.
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the structural representation of the utility model vibration isolator.
Embodiment
A kind of horizontal centrifugal pump layout comprises pedestal, centrifugal pump base, motor, centrifugal pump, intake pipe and outlet pipe; The centrifugal pump base is located on the pedestal; Motor and centrifugal pump are located on the centrifugal pump base, and the output shaft of motor is connected with the pump shaft of centrifugal pump; Axially axially identical with pump shaft of the water intake of centrifugal pump, the water outlet of centrifugal pump be axially perpendicular to the axial of pump shaft; Intake pipe and outlet pipe connect respectively water intake and the water outlet of centrifugal pump; Be connected vibration isolator between pedestal and the centrifugal pump base; Vibration isolator comprises top board and base plate, and top board is connected with the centrifugal pump base, and base plate is connected with pedestal; Be connected with elastomer between top board and the base plate, elastomeric elastic force perpendicular direction is in plane, base plate place; The left and right sides of base plate all is provided with limiting board; In the space of described top board between two limiting boards.Described intake pipe is perpendicular to the axis of pump shaft, is connected by elbow between the water intake of intake pipe and centrifugal pump.Described elbow is 90 degree elbows.Also comprise heat insulated supporter, the upper end of heat insulated supporter is supported on the outer wall of elbow, and the lower end is connected with the centrifugal pump base; Be provided with thermoinsulation material between the upper/lower terminal of heat insulated supporter.The end that is not connected with elbow of described intake pipe is connected with the bendable elastomer connector.Described elastomer is Compress Spring.
Further specify the utility model below in conjunction with drawings and embodiments.
Referring to Fig. 2, a kind of horizontal centrifugal pump layout, the output shaft of its motor 17 is connected with the pump shaft of centrifugal pump 16; Motor 17 and centrifugal pump 16 are fixed on the centrifugal pump base 19, and centrifugal pump base 19 is connected with pedestal 23, are provided with 3 groups of vibration isolators 20 between centrifugal pump base 19 and pedestal 23.Water intake and water outlet are arranged on the centrifugal pump 16, and its water intake is located at the axial direction of pump shaft, and water outlet is perpendicular to the axis of pump shaft; The water intake of centrifugal pump 16 is connected with water outlet to be connected with outlet pipe with intake pipe 33 and is connected; Outlet pipe 34 is vertical with the axial direction of centrifugal pump 16, intake pipe 33 by 26 transition of 90 degree elbows after perpendicular to the axial direction of centrifugal pump 16, intake pipe 33 is arranged to vertical with the axial direction of centrifugal pump 16; Reduce centrifugal pump because the horizontal impact that water inlet causes.This horizontal centrifugal pump connects heat insulated supporter 25 at 90 degree elbows, 26 places, and the lower end of heat insulated supporter 25 is connected with centrifugal pump base 19.
Intake pipe 33 is provided with filter 30, valve 32 and bendable elastomer connector 28, one end of bendable elastomer connector 28 is connected with 90 degree elbows 26 by short tube 27, the other end of bendable elastomer connector 28 is connected with filter 30 by short tube 29, filter 30 is connected with valve 32 by short tube 31 again, and valve 32 is connected with pipeline again.By the change of intake pipe direction, reduced the horizontal impact of water inlet to the pump housing; The bendable elastomer connector is located at the outside of heat insulated supporter, reduces because the displacement of centrifugal pump substantially horizontal causes bendable elastomer connector damage on the intake pipe; Thereby will vibrate, noise reduces greatly.
Heat insulated supporter 25 of the present utility model is comprised of two short supports, and being provided with thermal insulating pad 24(between the short support is thermoinsulation material).Heat insulated supporter of the present utility model not only can be avoided the generation of cold bridge phenomenon, can also play the effect of supporting intake pipe 33.
Be fixed with vibration isolator support 18 in the side of centrifugal pump base 19, vibration isolator 20 is connected with centrifugal pump base 19 by vibration isolator support 18.
Referring to Fig. 3, vibration isolator 20 comprises top board 22a, base plate 22b, be provided with two Compress Springs 21 between top board 22a and the base plate 22b, the two ends, the left and right sides of top board 22a and base plate 22b are provided with limiting board 22, and limiting board 22 is used for limiting the centrifugal pump generating horizontal displacement on the centrifugal pump base.
Claims (6)
1. a horizontal centrifugal pump layout comprises pedestal, centrifugal pump base, motor, centrifugal pump, intake pipe and outlet pipe;
The centrifugal pump base is located on the pedestal;
Motor and centrifugal pump are located on the centrifugal pump base, and the output shaft of motor is connected with the pump shaft of centrifugal pump;
Axially axially identical with pump shaft of the water intake of centrifugal pump, the water outlet of centrifugal pump be axially perpendicular to the axial of pump shaft; Intake pipe and outlet pipe connect respectively water intake and the water outlet of centrifugal pump;
It is characterized in that being connected vibration isolator between pedestal and the centrifugal pump base; Vibration isolator comprises top board and base plate, and top board is connected with the centrifugal pump base, and base plate is connected with pedestal; Be connected with elastomer between top board and the base plate, elastomeric elastic force perpendicular direction is in plane, base plate place; The left and right sides of base plate all is provided with limiting board; In the space of described top board between two limiting boards.
2. horizontal centrifugal pump layout according to claim 1 is characterized in that described intake pipe perpendicular to the axis of pump shaft, is connected by elbow between the water intake of intake pipe and centrifugal pump.
3. horizontal centrifugal pump layout according to claim 2 characterized by further comprising heat insulated supporter, and the upper end of heat insulated supporter is supported on the outer wall of elbow, and the lower end is connected with the centrifugal pump base; Be connected with thermoinsulation material between the upper/lower terminal of heat insulated supporter.
4. horizontal centrifugal pump layout according to claim 2 is characterized in that the end that is not connected with elbow of described intake pipe is connected with the bendable elastomer connector.
5. horizontal centrifugal pump layout according to claim 2 is characterized in that described elbow is 90 degree elbows.
6. horizontal centrifugal pump layout according to claim 2 is characterized in that described elastomer is Compress Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220472021.XU CN202768414U (en) | 2012-09-15 | 2012-09-15 | Horizontal centrifugal pump arrangement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220472021.XU CN202768414U (en) | 2012-09-15 | 2012-09-15 | Horizontal centrifugal pump arrangement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202768414U true CN202768414U (en) | 2013-03-06 |
Family
ID=47774995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220472021.XU Expired - Lifetime CN202768414U (en) | 2012-09-15 | 2012-09-15 | Horizontal centrifugal pump arrangement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202768414U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971894A (en) * | 2016-07-11 | 2016-09-28 | 川源(中国)机械有限公司 | Water pump damping structure |
| CN106837815A (en) * | 2017-04-17 | 2017-06-13 | 安徽省康宇水电机械成套设备有限公司 | A kind of industrial water pump with vibration proof device |
| CN107355430A (en) * | 2017-08-29 | 2017-11-17 | 广船国际有限公司 | A kind of vibrationproof vertical centrifugal pump installation |
| CN108005945A (en) * | 2017-12-25 | 2018-05-08 | 杭州福斯达深冷装备股份有限公司 | A kind of pipe arrangement guide frame of high pressure low temperature centrifugal pump |
-
2012
- 2012-09-15 CN CN201220472021.XU patent/CN202768414U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971894A (en) * | 2016-07-11 | 2016-09-28 | 川源(中国)机械有限公司 | Water pump damping structure |
| CN106837815A (en) * | 2017-04-17 | 2017-06-13 | 安徽省康宇水电机械成套设备有限公司 | A kind of industrial water pump with vibration proof device |
| CN107355430A (en) * | 2017-08-29 | 2017-11-17 | 广船国际有限公司 | A kind of vibrationproof vertical centrifugal pump installation |
| WO2019041419A1 (en) * | 2017-08-29 | 2019-03-07 | 广船国际有限公司 | Vibration-proof vertical centrifugal pump device |
| CN107355430B (en) * | 2017-08-29 | 2019-11-08 | 广船国际有限公司 | A kind of vibrationproof vertical centrifugal pump installation |
| CN108005945A (en) * | 2017-12-25 | 2018-05-08 | 杭州福斯达深冷装备股份有限公司 | A kind of pipe arrangement guide frame of high pressure low temperature centrifugal pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |