CN105987026A - Overhauling device and method for multistage centrifugal pump - Google Patents
Overhauling device and method for multistage centrifugal pump Download PDFInfo
- Publication number
- CN105987026A CN105987026A CN201511022013.XA CN201511022013A CN105987026A CN 105987026 A CN105987026 A CN 105987026A CN 201511022013 A CN201511022013 A CN 201511022013A CN 105987026 A CN105987026 A CN 105987026A
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- pump
- centrifugal
- flange
- repair
- intermediate support
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000012423 maintenance Methods 0.000 claims description 12
- 239000000411 inducer Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001503485 Mammuthus Species 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an overhauling device and method for a multistage centrifugal pump. The device comprises a flange connected with an inlet section of the multistage centrifugal pump, wherein flanges in different sizes can be machined according to different models of pump bodies; a transition flange is arranged below and can be connected with the connecting flanges in various sizes; a middle support mainly plays bearing and supporting roles; an adjusting plate is mounted on the support; an adjusting bolt is mounted in the middle of the adjusting plate; the position of the adjusting bolt is adjusted according to the length of a pump shaft; a supporting plate is mounted at the top of the adjusting bolt to support pump shafts in different sizes, and a fixed bottom plate is arranged at the bottom of the adjusting bolt. The device is simple in structure and convenient to mount and use, rapid overhauling is realized, the overhauling quality is improved, the labor intensity of workers is reduced, and the working efficiency is improved.
Description
Technical field
The present invention relates to centrifugal pump apparatus for examination and repair and method field, specifically a kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair and maintenance
Method.
Background technology
In Chemical Manufacture, centrifugal multistage pump multiple centrifugal pump is common equipment, and its Applicable media has clear water, carbon the third liquid, doctor solution, hot water
Deng.Owing to using extensively, usage quantity is many, and specification is from small to large.Particularly large-scale centrifugal multistage pump multiple centrifugal pump, owing to volume is big,
Heavy Weight, does not has special apparatus for examination and repair, overhauls difficulty at the scene greatly, it is difficult to ensure that repair quality, cause mammoth pump to return
Factory overhauls, and it is long that this results in the time between overhauls(TBO), and maintenance costly, affects production and the benefit of enterprise.
Centrifugal multistage pump multiple centrifugal pump repair method common at present is, when the less centrifugal multistage pump multiple centrifugal pump of specification overhauls, at the scene
Manually installing step by step from inducer, this installation method easily causes parts at different levels and axially positions inaccurate, impeller port ring
Easily rub with stator choma, after turnbuckle fastening, cause dish not motor-car to do over again, re-start assembling, thus cause work strong
Degree is big, and efficiency is low.
Before not providing novel multistage centrifugal pump apparatus for examination and repair, maintenance to large-scale centrifugal multistage pump multiple centrifugal pump, one is exactly
Directly returning factory's maintenance, another kind of method is carried out the lifting each parts of centrifugal multistage pump multiple centrifugal pump and is assembled by pulling chain block exactly, peace
Fill low with overhaul efficiency, not only waste time and energy and there is also unsafe factor, there is also simultaneously and axially position inaccurate and occur returning
Work phenomenon, sometimes even occurs repeatedly doing over again, has a strong impact on production and the benefit of enterprise.
Content of the invention it is an object of the invention to provide a kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair and repair method, existing to solve
Have labor intensive and the problem done over again in Technical Availability, by reasonable employment apparatus for examination and repair, reach the purpose of Quick overhaul, improve
Efficiency.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair, it is characterised in that: including horizontally disposed fixing base plate, fixing base plate is by ground
Foot bolt fixes on the ground, fixing base plate is vertically welded with tubular intermediate support, the intermediate support upper end mouth of pipe welds
Having counter flange, and the flange hole of counter flange and intermediate support concentrically axle, counter flange top is by fastening bolt face even
It is connected to adpting flange, and the flange hole of the flange hole of adpting flange and counter flange, intermediate support concentrically axle, described centre is propped up
Being coaxially installed with in frame and being bolted between adjustable plate, and adjustable plate sidewall and intermediate support sidewall, adjustable plate center is same
Axle is provided with center tapped through hole, screws togather and be provided with regulation bolt in the tapped through hole of center, and regulation bolt lower end is stretched under adjustable plate
In the intermediate support of side, and regulation bolt lower end is provided with handle, and the intermediate support above adjustable plate is stretched in regulation bolt upper end
In, and regulation bolt upper end is connected with gripper shoe, is constituted adjusting means, described intermediate support by regulation bolt, handle, gripper shoe
The opening stretching into for staff's arm is also had on sidewall.
Described a kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair, it is characterised in that: described adjustable plate sidewall and intermediate support sidewall
Between by three groups in isosceles triangle distribution bolts connect.
A kind of centrifugal multistage pump multiple centrifugal pump repair method, it is characterised in that: need the centrifugal multistage pump multiple centrifugal pump of maintenance before disintegration, first survey
Amount centrifugal multistage pump multiple centrifugal pump inlet side pump shaft end, to the axial dimension of pump inlet section end face, is then measured centrifugal multistage pump multiple centrifugal pump inducer and is drawn
The centre-to-centre spacing of tight bolt, selects the adpting flange being connected with pump inlet section, the adpting flange selecting is arranged on counter flange
Above and fasten by fastening bolt, pump inlet section is installed on adpting flange and with bolt fastening, then pump shaft is arranged on
On apparatus for examination and repair, and pass through adjustable plate and regulation bolt, according to the size of pump disintegration pre-test, adjust the axial position of pump shaft
Put, then install step by step axle sleeve at different levels, impeller, stator, the stage casing pump housing, until be installed to pump discharge section, with turnbuckle pump
Body fastens, and large-scale centrifugal multistage pump multiple centrifugal pump can coordinate maintenance with driving, and the centrifugal multistage pump multiple centrifugal pump after fastening is hung oneself from apparatus for examination and repair, then
Other widgets are installed, complete the service work of a centrifugal multistage pump multiple centrifugal pump.
In apparatus for examination and repair of the present invention, according to the centre-to-centre spacing of centrifugal multistage pump multiple centrifugal pump inducer turnbuckle, process various different rule
The adpting flange of lattice, then connects the centrifugal multistage pump multiple centrifugal pump that can overhaul different size, easy accessibility, saves material with counter flange
Material.
In apparatus for examination and repair of the present invention, adjustable plate and regulation bolt are with the use of can adjust pump shaft exactly in the pump housing
Axial location, it is ensured that the axially mounted gap of each parts of centrifugal multistage pump multiple centrifugal pump, it is to avoid do over again, stabilizes repair quality, improves
Operating efficiency.
Apparatus for examination and repair of the present invention is easy for installation, and floor space is little, and overhauling large-scale centrifugal multistage pump multiple centrifugal pump can be arranged on this device
Having at the hoisting port of driving, the lifting utilizing existing driving to carry out multistage pump parts is installed, thus reduces investment outlay, and mitigates workman's labor
Fatigue resistance, improves overhaul efficiency.
Advantages of the present invention is: apparatus of the present invention simple in construction, easy to install, if one apparatus for examination and repair of processing,
The centrifugal multistage pump multiple centrifugal pump of various different size can be overhauled by changing adpting flange, and guarantee the axial of each parts of centrifugal multistage pump multiple centrifugal pump
Position, has reached maintenance quick, it is ensured that repair quality, saves cost of overhaul use, mitigates labor strength, improves work effect
Rate.
Brief description
Fig. 1 is apparatus for examination and repair structure positive view of the present invention.
Fig. 2 is intermediate support top view in apparatus for examination and repair of the present invention.
Fig. 3 is adjusting means structure front view of the present invention.
Fig. 4 is apparatus for examination and repair operating diagram of the present invention.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair, includes horizontally disposed fixing base plate 9, Gu
Determine base plate 9 to be fixed on the ground by foundation bolt, fixing base plate 9 is vertically welded with tubular intermediate support 4, intermediate support
Being welded with counter flange 2, and the flange hole of counter flange 2 and intermediate support 4 concentrically axle on the 4 upper end mouths of pipe, counter flange 2 pushes up
Portion is connected with adpting flange 1 by fastening bolt 3 face, and the flange hole of the flange hole of adpting flange 1 and counter flange 2, centre
Support 4 concentrically axle, is coaxially installed with between adjustable plate 6, and adjustable plate 6 sidewall and intermediate support 4 sidewall logical in intermediate support 4
Crossing bolt to connect, adjustable plate 6 central coaxial is provided with center tapped through hole, screws togather and be provided with regulation bolt 7 in the tapped through hole of center,
Regulation bolt 7 lower end is stretched in the intermediate support 4 below adjustable plate 6, and regulation bolt 7 lower end is provided with handle 8, regulates bolt
7 upper ends are stretched in the intermediate support 4 above adjustable plate 6, and regulation bolt 7 upper end is connected with gripper shoe 5, by regulation bolt the 7th, hand
Handle the 8th, gripper shoe 5 constitutes adjusting means, and intermediate support 4 sidewall also has the opening stretching into for staff's arm.
It is connected by the bolt of three groups of distributions in isosceles triangle between adjustable plate 6 sidewall with intermediate support 4 sidewall.
As shown in Figure 4, a kind of centrifugal multistage pump multiple centrifugal pump repair method, needs the centrifugal multistage pump multiple centrifugal pump of maintenance before disintegration, first surveys
Multistage centrifugal pump inlet, to the axial dimension of pump inlet section 10 end face, is then measured in amount centrifugal multistage pump multiple centrifugal pump inlet side pump shaft 16 end
The centre-to-centre spacing of section turnbuckle 17, selects the adpting flange 1 being connected with pump inlet section, the adpting flange 1 selecting is arranged on
On counter flange 2 and fasten by fastening bolt 3, pump inlet section 10 is installed on adpting flange 1 and fastens with bolt, then
Pump shaft is arranged on apparatus for examination and repair, and passes through adjustable plate 6 and regulation bolt 7, according to the size of pump disintegration pre-test, adjust
The 11st, the axial location of pump shaft, then install axle sleeve at different levels 12nd, impeller the 13rd, stator the 14th, the stage casing pump housing step by step until being installed to pump out
Mouthful section 15, is fastened by 17 pump housings of turnbuckle, and large-scale centrifugal multistage pump multiple centrifugal pump can coordinate maintenance with driving, after fastening multistage from
Heart pump is hung oneself from apparatus for examination and repair, then installs other widgets, completes the service work of a centrifugal multistage pump multiple centrifugal pump.
In the present invention, adpting flange can be processed into different size according to pump housing different model；Counter flange is presented herein below can be with
The adpting flange of various sizes is connected；Intermediate support acts primarily as load-bearing and supporting role, equipped with adjustable plate on support, and adjustable plate
Middle equipped with regulation bolt, its position of the length adjustment according to pump shaft, regulation bolt topmost, equipped with gripper shoe, supports different chi
Very little pump shaft, foot is fixing base plate.Present configuration is simple, easy to install, it is achieved that Quick overhaul, improves inspection
Repair quality and alleviate labor strength, improve operating efficiency.
In the present invention, being connected with between adpting flange and counter flange, counter flange uses welding with intermediate support
Connecting, adjustable plate is also connected with fastening with intermediate support, and intermediate support uses welding manner, base plate lower margin spiral shell with base plate
Bolt is fixed on concrete foundation ground.
In adjusting means of the present invention, insert the position of intermediate support according to pump shaft, adjustable plate be fastened on intermediate support,
Then the size measured by before pump disintegrates, is accurately adjusted to measured size by regulating bolt, thus ensures pump
Axial location in the pump housing for the axle, this is also the step of maintenance centrifugal multistage pump multiple centrifugal pump most critical.
Claims (3)
1. a centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair, it is characterised in that: including horizontally disposed fixing base plate, fixing base plate passes through
Foundation bolt fixes on the ground, fixing base plate is vertically welded with tubular intermediate support, the intermediate support upper end mouth of pipe welds
Being connected to counter flange, and the flange hole of counter flange and intermediate support concentrically axle, fastening bolt face is passed through at counter flange top
It is connected with adpting flange, and the flange hole of the flange hole of adpting flange and counter flange, intermediate support concentrically axle, described centre
It is coaxially installed with in support and be bolted between adjustable plate, and adjustable plate sidewall and intermediate support sidewall, adjustable plate center
Being coaxially provided with center tapped through hole, screwing togather and be provided with regulation bolt in the tapped through hole of center, adjustable plate is stretched in regulation bolt lower end
In the intermediate support of lower section, and regulation bolt lower end is provided with handle, and the centre that regulation bolt upper end is stretched to above adjustable plate is propped up
In frame, and regulation bolt upper end is connected with gripper shoe, is constituted adjusting means by regulation bolt, handle, gripper shoe, and described centre is propped up
The opening stretching into for staff's arm is also had on frame sidewall.
2. a kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair according to claim 1, it is characterised in that: described adjustable plate sidewall with in
Between connected by the bolts of three groups of distributions in isosceles triangle between rack side wall.
3. the centrifugal multistage pump multiple centrifugal pump repair method applying apparatus for examination and repair described in claim 1, it is characterised in that: need maintenance
Centrifugal multistage pump multiple centrifugal pump is before disintegration, and first measurement centrifugal multistage pump multiple centrifugal pump inlet side pump shaft end is to the axial dimension of pump inlet section end face,
Then measure the centre-to-centre spacing of centrifugal multistage pump multiple centrifugal pump inducer turnbuckle, select the adpting flange being connected with pump inlet section, choosing
The adpting flange selected is arranged on counter flange and fastens by fastening bolt, and pump inlet section is installed on adpting flange be used in combination
Bolt fastens, and then pump shaft is arranged on apparatus for examination and repair, and passes through adjustable plate and regulation bolt, according to pump disintegration pre-test
Size, adjusts the axial location of pump shaft, then install step by step axle sleeve at different levels, impeller, stator, the stage casing pump housing, until be installed to
Pump discharge section, is fastened the pump housing by turnbuckle, large-scale centrifugal multistage pump multiple centrifugal pump can with driving coordinate maintenance, fastening after multistage from
Heart pump is hung oneself from apparatus for examination and repair, then installs other widgets, completes the service work of a centrifugal multistage pump multiple centrifugal pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511022013.XA CN105987026A (en) | 2015-12-29 | 2015-12-29 | Overhauling device and method for multistage centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511022013.XA CN105987026A (en) | 2015-12-29 | 2015-12-29 | Overhauling device and method for multistage centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105987026A true CN105987026A (en) | 2016-10-05 |
Family
ID=57040589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511022013.XA Withdrawn CN105987026A (en) | 2015-12-29 | 2015-12-29 | Overhauling device and method for multistage centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105987026A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286411A (en) * | 2016-08-25 | 2017-01-04 | 安徽晋煤中能化工股份有限公司 | A kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair and repair method |
| CN107803645A (en) * | 2017-12-14 | 2018-03-16 | 山东双轮股份有限公司 | Horizontal Double-casing multi-stage centrifugal pump disassembling fixture |
| CN108223459A (en) * | 2017-06-23 | 2018-06-29 | 闫龙 | The stuck method for maintaining of multistage Rule pumping hole ring is solved using the not mode of disintegrating |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4669956A (en) * | 1984-08-03 | 1987-06-02 | Pompes Salmson | Multicellular pump with removable cartridge |
| CN2725593Y (en) * | 2004-09-22 | 2005-09-14 | 郭泉生 | Electric jigger device for circulating water pump maintenance |
| CN201277190Y (en) * | 2008-08-28 | 2009-07-22 | 邯郸钢铁股份有限公司 | Multi-stage pump overhauling stand |
| CN201723503U (en) * | 2010-07-31 | 2011-01-26 | 山西兰花科技创业股份有限公司 | Removing device used for centrifugal water pump |
| CN201934354U (en) * | 2010-12-13 | 2011-08-17 | 上海邦浦实业集团有限公司 | Novel bracket structure of vertical multi-stage pump |
| CN203903788U (en) * | 2014-06-06 | 2014-10-29 | 江苏海狮泵业制造有限公司 | Rapid overhauling device for normal residual heat removal pump |
-
2015
- 2015-12-29 CN CN201511022013.XA patent/CN105987026A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4669956A (en) * | 1984-08-03 | 1987-06-02 | Pompes Salmson | Multicellular pump with removable cartridge |
| CN2725593Y (en) * | 2004-09-22 | 2005-09-14 | 郭泉生 | Electric jigger device for circulating water pump maintenance |
| CN201277190Y (en) * | 2008-08-28 | 2009-07-22 | 邯郸钢铁股份有限公司 | Multi-stage pump overhauling stand |
| CN201723503U (en) * | 2010-07-31 | 2011-01-26 | 山西兰花科技创业股份有限公司 | Removing device used for centrifugal water pump |
| CN201934354U (en) * | 2010-12-13 | 2011-08-17 | 上海邦浦实业集团有限公司 | Novel bracket structure of vertical multi-stage pump |
| CN203903788U (en) * | 2014-06-06 | 2014-10-29 | 江苏海狮泵业制造有限公司 | Rapid overhauling device for normal residual heat removal pump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286411A (en) * | 2016-08-25 | 2017-01-04 | 安徽晋煤中能化工股份有限公司 | A kind of centrifugal multistage pump multiple centrifugal pump apparatus for examination and repair and repair method |
| CN108223459A (en) * | 2017-06-23 | 2018-06-29 | 闫龙 | The stuck method for maintaining of multistage Rule pumping hole ring is solved using the not mode of disintegrating |
| CN107803645A (en) * | 2017-12-14 | 2018-03-16 | 山东双轮股份有限公司 | Horizontal Double-casing multi-stage centrifugal pump disassembling fixture |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20161005 |
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| WW01 | Invention patent application withdrawn after publication |