CN208057428U - Easy-to-dismount centrifugal pump - Google Patents

Easy-to-dismount centrifugal pump Download PDF

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Publication number
CN208057428U
CN208057428U CN201820174089.7U CN201820174089U CN208057428U CN 208057428 U CN208057428 U CN 208057428U CN 201820174089 U CN201820174089 U CN 201820174089U CN 208057428 U CN208057428 U CN 208057428U
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CN
China
Prior art keywords
outlet
water inlet
water
deflector
pump
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Active
Application number
CN201820174089.7U
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Chinese (zh)
Inventor
沈新民
倪志国
虞建林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Deng Feng Beng Ye Co., Ltd
Zhejiang Dengfeng Pump Co., Ltd
Original Assignee
Suzhou Deng Feng Beng Ye Co Ltd
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Priority to CN201820174089.7U priority Critical patent/CN208057428U/en
Application granted granted Critical
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Abstract

The utility model is related to supply equipment field more particularly to a kind of easy-to-dismount centrifugal pumps.The utility model uses vertical structure, energy-efficient, and maintenance is convenient.Use scope is wide, can effectively improve the performance and service life of pump;Flange is assembled with water inlet-outlet segment by baffle ring, so that installation and removal are more convenient, reduce the number of parts of pump, the overall structure of simplified pump, so that the efficiency of production, assembly water pump can improve, while also reducing device fabrication, mounting cost, reducing cost.

Description

Easy-to-dismount centrifugal pump
Technical field
The utility model is related to supply equipment field more particularly to a kind of easy-to-dismount centrifugal pumps.
Background technology
Multistage pump is a kind of mechanical equipment that can be conveyed from tap water to industrial liquid, has compact overall structure, body Product is small, light-weight, noise is low, energy-saving effect is notable, overhauls the features such as facilitating.
Traditional MODEL VERTICAL MULTISTAGE PUMP bottom in and top out is not easy to dismantle when being not easy to installation pipeline with maintenance water pump;Traditional MODEL VERTICAL MULTISTAGE PUMP is not provided with sealing element at the top of pump so that the efficiency of pump reduces;Traditional multistage pump is in order to easy to process, and one As be to be integrally formed flange and the centrifugal pump, centrifugal pump difficulty of processing and assembly precision are reduced with this, cause installation and Disassembly process is too cumbersome so that the use cost higher of pump.
Utility model content
The purpose of this utility model is to solve above-mentioned deficiency, providing a kind of easy-to-dismount centrifugal pump.
In order to solve the above-mentioned technical problem, technical solution adopted by the utility model to solve its technical problems is:
A kind of easy-to-dismount centrifugal pump, including holder, outer barrel, water inlet-outlet segment and deflector are under the outer barrel Portion connects water inlet-outlet segment, and upper part is connect with holder, and the holder is equipped with power part;The deflector is arranged described Outer barrel is provided with pump shaft component on the deflector, and the power part is drivingly connected with the pump shaft component, described Deflector is communicated with the water inlet-outlet segment, and the water inlet-outlet segment opposite sides is respectively symmetrically fixed with inlet and outlet;
It is provided with flange on the water inlet-outlet segment, the installation for installing baffle ring is equipped on the water inlet-outlet segment and flange Slot, and the water inlet-outlet segment is corresponded with mounting groove on flange and is arranged, it is corresponding with flange that the baffle ring is set to water inlet-outlet segment Two mounting grooves in.
The inlet and outlet are identical as the minimum point of water inlet-outlet segment as a further improvement of the utility model,.
The pump shaft component includes pump shaft, multiple impellers and multiple impellers as a further improvement of the utility model, Spacer, the impeller are set on pump shaft, and the impeller is also set between being set on two adjacent impellers on the pump shaft It is equipped with anti-wear sleeve.
The pump shaft component further includes short spacer as a further improvement of the utility model, and the short spacer is set in On pump shaft, the short spacer is between the impeller spacer and anti-wear sleeve.
As a further improvement of the utility model, the deflector include air deflector, water inlet guide vane, water outlet guide vane, Several support guide vanes, several guide vanes;Wherein several support wicket gate seals connect to form diversion shell, are equipped in the support guide vane The water inlet end of guide vane, the deflector is equipped with water inlet guide vane, and the water outlet of the deflector is equipped with water outlet guide vane.
The water inlet-outlet segment includes inlet segment, water exit end and deflector as a further improvement of the utility model, described Water inlet is communicated with inlet segment, and the water outlet is communicated with the water outlet, and the inlet segment is separated with water exit end by deflector It opens.
Bearing is equipped between the deflector free end and water inlet-outlet segment wall as a further improvement of the utility model, Seat, the pump shaft are connect with the bearing block.
The power part includes motor as a further improvement of the utility model, and the motor is solid with the holder Fixed connection, the output shaft of the motor are connect by shaft coupling with the pump shaft component.
As a further improvement of the utility model, seal receptacle is sealedly connected at the top of the outer barrel;The seal receptacle It is equipped with centre bore described in centre bore and is equipped with mechanical sealing member, the pump shaft is threaded through on the mechanical sealing member.
It can be seen from the above technical scheme that the utility model uses vertical structure, energy-efficient, maintenance is convenient.Make It is wide with range, the performance and service life of pump can be effectively improved;Flange is assembled with water inlet-outlet segment by baffle ring so that installation It is more convenient with dismantling, reduce the number of parts of pump, the overall structure of simplified pump so that production, the efficiency for assembling water pump It can improve, while also reduce device fabrication, mounting cost, reducing cost.
Description of the drawings
Fig. 1 is a kind of easy-to-dismount centrifugal pump structure schematic diagram of the utility model.
Reference sign:1- outer barrels, 2- pump shafts, 21- impellers, 22- impellers spacer, the short spacers of 23-, 24- water outlets are led Leaf, 25- water inlet guide vane, 26- anti-wear sleeves, 3- water inlet-outlet segments, 31- inlet segments, 32- water exit ends, 33- flanges, 34- baffle rings, 35- deflectors, 4- seal receptacles, 41- pull rods, 5- holders, 51- motors, 52- shaft couplings.
Specific implementation mode
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Refering to fig. 1, a kind of easy-to-dismount centrifugal pump, including holder 5, outer barrel 1, water inlet-outlet segment 3 and deflector with, 1 lower part of the outer barrel connects water inlet-outlet segment 3, and upper part is connect with holder 5, and the holder 5 is equipped with power part;The water conservancy diversion Mechanism is arranged inside the outer barrel 1, and pump shaft component, the power part and the pump shaft portion are provided on the deflector Part is drivingly connected, and the deflector is communicated with the water inlet-outlet segment 3, and 3 opposite sides of the water inlet-outlet segment is respectively symmetrically fixed There are inlet and outlet;
Flange 33 is provided on the water inlet-outlet segment 3, the water inlet-outlet segment 3 is equipped with on flange 33 for installing baffle ring 34 mounting groove, and the water inlet-outlet segment 3 is corresponded with mounting groove on flange 33 and is arranged, the baffle ring 34 is set to Inlet and outlet water In 3 two mounting grooves corresponding with flange 33 of section.
Flange 33 is assembled with water inlet-outlet segment 3 by baffle ring 34 so that installation and removal are more convenient, reduce pump Number of parts, the overall structure of simplified pump so that production, the efficiency for assembling water pump can improve, while also reduce and setting It prepares and makes, mounting cost, reduces cost.
The inlet and outlet are identical as the minimum point of water inlet-outlet segment 3, inlet and outlet and water inlet-outlet segment 3 The identical generation for reducing vortex and turbulent flow of minimum point, improves the efficiency of pump;
The inlet and outlet central axis having the same, Traditional Multistage Pump are exported frequently with low import height, are given Field pipes layout is made troubles, and the set-up mode of level inlet and outlet enormously simplifies layout and the installation of field pipes.
The inlet and outlet space that can effectively increase water inlet-outlet segment 3 identical as the minimum point of water inlet-outlet segment 3, Inlet and outlet water The space of section 3 increases so that the lift of water pump increases, therefore the working efficiency of this vertical centrifugal pump is higher.
The pump shaft component includes that pump shaft 2, multiple impellers 21 and multiple impeller spacers 22, the impeller 21 are set to On pump shaft 2, the impeller spacer 22 is arranged between two adjacent impellers 21, and anti-wear sleeve is additionally provided on the pump shaft 2 26。
The pump shaft component further includes short spacer 23, and the short spacer 23 is set on pump shaft 2, and the short spacer 23 is located at Between the impeller spacer 22 and anti-wear sleeve 26.
The deflector includes air deflector, water inlet guide vane 25, water outlet guide vane 24, several support guide vanes, several guide vanes;Its In several support wicket gate seals connect to form diversion shell, guide vane, the water inlet of the deflector are equipped in the support guide vane End is equipped with water inlet guide vane 25, and the water outlet of the deflector is equipped with water outlet guide vane 24.
The water inlet-outlet segment 3 includes inlet segment 31, water exit end 32 and deflector 35, the water inlet and 31 phase of inlet segment Logical, the water outlet is communicated with the water outlet, and the inlet segment 31 is separated with water exit end 32 by deflector 35, the water inlet Section 31, water exit end 32 and deflector 35 are an integral molding structure.
By the way that inlet segment 31, water exit end 32 are set as integral type, the quantity and assembling link of parts can be reduced in this way.
Bearing block is equipped between 35 free end of the deflector and water inlet-outlet segment wall, the pump shaft 2 connects with the bearing block It connects.
The power part includes motor 51, and the motor 51 is fixedly connected with the holder 5, the output of the motor 51 Axis is connect by shaft coupling 52 with the pump shaft component.
The top of the outer barrel 1 is sealedly connected with seal receptacle 4;The seal receptacle 4 is equipped on centre bore described in centre bore Equipped with mechanical sealing member, the pump shaft 2 is threaded through on the mechanical sealing member.
Pump shaft 2 is threaded through on mechanical sealing member and bearing block, the Auxiliary support of mechanical sealing member and bearing block, is improved The wet criticality rotating speed of pump shaft 2, can balance the axial force of pump shaft 2, enhance 2 traveling comfort of pump shaft, improve well The efficiency of pump;Prevent, because 2 axial length amount of deflection of pump shaft is big, mechanical sealing member and bearing block to be made to damage and cause maintenance down simultaneously Phenomenon.
Pull rod 41 is provided on the seal receptacle 4, by installing pull rod 41 in the outer of seal receptacle 4, pull rod 41 can avoid High-pressure fluid is revealed, while also increasing the intensity entirely pumped.
Embodiment described above is only the preferred embodiment lifted to absolutely prove the utility model, the utility model Protection domain it is without being limited thereto.Those skilled in the art on the basis of the utility model made by equivalent substitute or change It changes, both is within the protection scope of the present invention.The scope of protection of the utility model is subject to claims.

Claims (9)

1. a kind of easy-to-dismount centrifugal pump, which is characterized in that including holder, outer barrel, water inlet-outlet segment and deflector with institute Outer barrel lower part connection water inlet-outlet segment is stated, upper part is connect with holder, and the holder is equipped with power part;The deflector is set Portion in the outer cylinder is set, pump shaft component is provided on the deflector, the power part drives with the pump shaft component Connection, the deflector are communicated with the water inlet-outlet segment, and the water inlet-outlet segment opposite sides is respectively symmetrically fixed with water inlet And water outlet;
Flange is provided on the water inlet-outlet segment, the water inlet-outlet segment is equipped with the mounting groove for installing baffle ring with flange, and The water inlet-outlet segment is corresponded with mounting groove on flange and is arranged, and it is two corresponding with flange that the baffle ring is set to water inlet-outlet segment In mounting groove.
2. easy-to-dismount centrifugal pump as described in claim 1, which is characterized in that the inlet and outlet and Inlet and outlet water The minimum point of section is identical.
3. easy-to-dismount centrifugal pump as described in claim 1, which is characterized in that the pump shaft component includes pump shaft, multiple Impeller and multiple impeller spacers, the impeller be set to pump shaft on, the impeller every be set on two adjacent impellers it Between, it is additionally provided with anti-wear sleeve on the pump shaft.
4. easy-to-dismount centrifugal pump as claimed in claim 3, which is characterized in that the pump shaft component further includes short spacer, The short spacer is set on pump shaft, and the short spacer is between the impeller spacer and anti-wear sleeve.
5. easy-to-dismount centrifugal pump as described in claim 1, which is characterized in that the deflector include air deflector, into Water guide vane, water outlet guide vane, several support guide vanes, several guide vanes;Wherein several support wicket gate seals connect to form diversion shell, institute It states and is equipped with guide vane in support guide vane, the water inlet end of the deflector is equipped with water inlet guide vane, and the water outlet of the deflector is set There is water outlet guide vane.
6. easy-to-dismount centrifugal pump as claimed in claim 5, which is characterized in that the water inlet-outlet segment includes inlet segment, goes out Water section and deflector, the water inlet are communicated with inlet segment, and the water outlet is communicated with the water outlet, the inlet segment with go out Water section is separated by deflector.
7. easy-to-dismount centrifugal pump as claimed in claim 6, which is characterized in that the deflector free end and water inlet-outlet segment Bearing block is equipped between wall, the pump shaft is connect with the bearing block.
8. easy-to-dismount centrifugal pump as claimed in claim 6, which is characterized in that the power part includes motor, described Motor is fixedly connected with the holder, and the output shaft of the motor is connect by shaft coupling with the pump shaft component.
9. easy-to-dismount centrifugal pump as claimed in claim 8, which is characterized in that be sealedly connected at the top of the outer barrel close Seal seat;The seal receptacle is equipped with centre bore described in centre bore and is equipped with mechanical sealing member, and the pump shaft is threaded through the machinery On sealing element.
CN201820174089.7U 2018-02-01 2018-02-01 Easy-to-dismount centrifugal pump Active CN208057428U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820174089.7U CN208057428U (en) 2018-02-01 2018-02-01 Easy-to-dismount centrifugal pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820174089.7U CN208057428U (en) 2018-02-01 2018-02-01 Easy-to-dismount centrifugal pump

Publications (1)

Publication Number Publication Date
CN208057428U true CN208057428U (en) 2018-11-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820174089.7U Active CN208057428U (en) 2018-02-01 2018-02-01 Easy-to-dismount centrifugal pump

Country Status (1)

Country Link
CN (1) CN208057428U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112555161A (en) * 2020-12-03 2021-03-26 浦川流体设备(无锡)有限公司 Self-suction type vertical centrifugal pump with long service life

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112555161A (en) * 2020-12-03 2021-03-26 浦川流体设备(无锡)有限公司 Self-suction type vertical centrifugal pump with long service life
CN112555161B (en) * 2020-12-03 2021-11-09 浦川流体设备(无锡)有限公司 Self-suction type vertical centrifugal pump with long service life

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20191230

Address after: 215235, Jiangsu Suzhou Wujiang District Taoyuan Town Village Industrial Park

Co-patentee after: Zhejiang Dengfeng Pump Co., Ltd

Patentee after: Suzhou Deng Feng Beng Ye Co., Ltd

Address before: 215235, Jiangsu Suzhou Wujiang District Taoyuan Town Village Industrial Park

Patentee before: Suzhou Deng Feng Beng Ye Co., Ltd

TR01 Transfer of patent right