CN208885636U - Chemical flow-process pump based on radiating mode outside oil circulation - Google Patents
Chemical flow-process pump based on radiating mode outside oil circulation Download PDFInfo
- Publication number
- CN208885636U CN208885636U CN201820861889.6U CN201820861889U CN208885636U CN 208885636 U CN208885636 U CN 208885636U CN 201820861889 U CN201820861889 U CN 201820861889U CN 208885636 U CN208885636 U CN 208885636U
- Authority
- CN
- China
- Prior art keywords
- pump
- oil
- main shaft
- fuel tank
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000000126 substance Substances 0.000 title claims abstract description 21
- 239000002828 fuel tank Substances 0.000 claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 239000000725 suspension Substances 0.000 claims abstract description 15
- 239000002826 coolant Substances 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 57
- 230000000694 effects Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides the chemical flow-process pump based on radiating mode outside oil circulation, and pump body is packaged with impeller by pump cover, and the pump cover is fixedly mounted on pump body by suspension body, and the position that the main shaft is in contact with pump cover is provided with pump housing seal assembly；The tail portion of the suspension body is provided with fuel tank, main shaft passes through fuel tank, there are two oil outlets for the tank bottoms processing, one of oil outlet is connected by the first oil pipe with circulating pump, the circulating pump is connected by the second oil pipe with heat-dissipating pipe, another outlet of the heat-dissipating pipe is connected by third oil pipe with another oil outlet of tank bottoms, and the heat-dissipating pipe is arranged inside cooler bin, is internally provided with coolant liquid in cooler bin.This chemical flow-process pump efficiently radiates to oil liquid under the premise of not changing original pump body structure by using the mode to radiate outside oil circulation.
Description
Technical field
The utility model relates to centrifugal pump device fields, more particularly to a kind of change based on radiating mode outside oil circulation
Work process pump.
Background technique
Centrifugal pump uses very extensively in chemical industry, at present our company's chemical centrifugal pump produced, the pump housing
Main shaft be mainly supported using deep groove ball bearing, deep groove ball bearing mainly use lubricating oil on the one hand it is lubricated,
On the other hand cool down to it.But find in use at present, bearing can generate big calorimetric during the work time, long
The accumulation of time will lead to the raising of oil liquid temperature, if heat dissipation is not in time, it is excessively high and deform to will lead to bearing temperature rise, finally lead
The situation for causing bearing stuck, so that the rotation that main shaft can not be successfully, causes pump can not work normally, it is also possible to lead to motor
It burns.
Although disclosing a kind of high temperature petro-chemical pump with efficient cooling effect in 207393546 U of CN,
Mainly inside oil pocket install coil pipe by way of radiate, but above structure need to do original pump body structure it is larger
Improvement and processing, increase the manufacturing cost of pump；In addition, coil pipe is set inside oil pocket, installation space and installation site
It will receive certain limitation, and then cause its heat dissipation area limited, heat dissipation purpose well can not be played.
Utility model content
In order to solve the above technical problems, the utility model provides the chemical flow-process pump based on radiating mode outside oil circulation,
This chemical flow-process pump is by using the mode to radiate outside oil circulation, under the premise of not changing original pump body structure, to oil liquid
It is efficiently radiated, and then effectively prevents the excessively high stuck problem of bearing temperature rise, ensure that the long-time of pump is efficiently transported
Row improves working efficiency.
In order to realize above-mentioned technical characteristic, purpose of the utility model is realized as follows: based on being dissipated outside oil circulation
The chemical flow-process pump of heat pattern, it includes the pump housing, and the front end of the pump housing is provided with inlet, and liquid is provided with out at the top of it
Mouthful, impeller is packaged with by pump cover in pump body, the impeller is mounted on the end of main shaft, and the pump cover is solid by suspension body
Dingan County is mounted in pump body, and the position that the main shaft is in contact with pump cover is provided with pump housing seal assembly；The tail of the suspension body
Portion is provided with fuel tank, and main shaft passes through fuel tank, and the both ends of the main shaft pass through first bearing respectively and second bearing support is mounted on
On the bearing block of fuel tank, there are two oil outlet, one of oil outlet passes through the first oil pipe and circulation for the tank bottoms processing
Pump is connected, and the circulating pump is connected by the second oil pipe with heat-dissipating pipe, another outlet of the heat-dissipating pipe pass through third oil pipe and
Another oil outlet of tank bottoms is connected, and the heat-dissipating pipe is arranged inside cooler bin, is internally provided with cooling in cooler bin
Liquid.
It is provided with suction flange at the inlet, outlet(discharge) flange is provided at liquid outlet；The pump housing and suspension body
It is supported integrally on pedestal.
The impeller is fixedly mounted on the end of main shaft by circle hexagon-headed bolt, and the round hexagon-headed bolt and processing exist
The internal thread hole composition of spindle end is threadedly engaged.
It is cooperatively connected between the pump housing and suspension body by flange.
The pump housing seal assembly includes mechanical seal, and the main shaft between impeller and the pump housing is arranged in the mechanical seal
On shaft end, end cover is installed in the outer end face of the pump housing, the first outside framework oil seal is provided between the end cover and main shaft,
The position that first outside framework oil seal is contacted with main shaft is provided with wear-resistant sleeve, and the wear-resistant sleeve is by shaft shoulder location and installation in main shaft
On.
The first bearing is encapsulated in inside bearing block by first bearing end cap, the first bearing end cap and main shaft phase
The position of contact is provided with the second outside framework oil seal；The second bearing is encapsulated in inside bearing block by second bearing end cap, institute
State the outer end face that second bearing end cap is fitted to fuel tank by flange.
The fuel tank internal is equipped with temperature sensor, and the temperature sensor draws fuel tank and and PLC by signal wire
The signal input part of controller is connected, and the signal output end of the PLC controller is connected with circulating pump, and controls its start and stop, institute
It states and is provided with oil filler at the top of fuel tank.
The heat-dissipating pipe uses strip spiral coil, and level is immersed in the coolant liquid inside cooler bin.
It is provided with the first inlet at the top of the cooler bin, its bottom is provided with leakage fluid dram.
The utility model has the advantages that:
1, by using above-mentioned chemical pump, during the work time, can the oil liquid to fuel tank internal effectively dissipated
Heat, and then the first bearing and second bearing that are supported to main shaft are effectively cooled down, prevent during rotation due to
The accumulation of heat and deform, lead to its stuck situation, and then good cooling is played to first bearing and second bearing
Protective effect finally ensure that the normal work of pump.
2, by drawing the oil liquid of fuel tank internal by oil pipe, and heat-dissipating pipe is flowed through, by heat-dissipating pipe and cooler bin
The coolant liquid in portion carries out heat exchange, and then plays effective heat dissipation purpose to oil liquid, again by the oil liquid after radiating and cooling
Fuel tank internal is flowed back into, so that the oil temperature of fuel tank internal reduces, and then cools down to first bearing and second bearing, is prevented
Only its occur temperature rise and it is stuck.
3, above-mentioned heat-dissipating pipe uses strip spiral coil, can effectively increase it and change the hot face in face, and then improve
The cooling efficiency of oil liquid.
4, the temperature of oil liquid can be automatically monitored by the way that the temperature sensor of fuel tank internal is arranged in, and by temperature signal
PLC controller is constantly passed to, when the temperature is excessively high, PLC controller, will by circulating pump by automatic control loop pump startup
The high temperature oil of fuel tank internal is introduced into inside heat-dissipating pipe, and then is cooled down by way of heat exchange to oil liquid, above-mentioned
Control system has the function of automatically controlling, and then plays energy-efficient purpose.
5, using above-mentioned external cooling device, and hydronic mode is carried out to oil liquid and is not necessarily to make too much original pump
Outer processing or improvement, it is only necessary to install above-mentioned radiator additional on the original basis, it is at low cost, and install system
It makes conveniently.
6, the installation of pump main shaft and other components will not be impacted using external radiator.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the utility model overall structure diagram.
In figure: inlet 1, suction flange 2, impeller 3, the pump housing 4, outlet(discharge) flange 5, liquid outlet 6, pump cover 7, mechanical seal 8,
Suspension body 9, end cover 10, the first outside framework oil seal 11, wear-resistant sleeve 12, main shaft 13, first bearing end cap 14, the second outside framework oil seal
15, first bearing 16, oil filler 17, fuel tank 18, second bearing 19, second bearing end cap 20, third oil pipe 21, the first inlet
22, cooler bin 23, heat-dissipating pipe 24, the second oil pipe 25, leakage fluid dram 26, circulating pump 27, PLC controller 28, the 29, first oil of signal wire
Pipe 30, temperature sensor 31, pedestal 32, circle hexagon-headed bolt 33.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
Referring to Fig. 1, the chemical flow-process pump based on radiating mode outside oil circulation, it is characterised in that: it includes the pump housing 4, institute
The front end for stating the pump housing 4 is provided with inlet 1, and liquid outlet 6 is provided at the top of it, is packaged with leaf by pump cover 7 inside the pump housing 4
Wheel 3, the impeller 3 are mounted on the end of main shaft 13, and the pump cover 7 is fixedly mounted on inside the pump housing 4 by suspension body 9, described
The position that main shaft 13 is in contact with pump cover 7 is provided with pump housing seal assembly；The tail portion of the suspension body 9 is provided with fuel tank 18, main
Axis 13 passes through fuel tank 18, and the both ends of the main shaft 13 pass through first bearing 16 respectively and the support of second bearing 19 is mounted on fuel tank 18
Bearing block on, there are two oil outlet, one of oil outlets to pass through the first oil pipe 30 and circulation for 18 bottom of fuel tank processing
Pump 27 is connected, and the circulating pump 27 is connected by the second oil pipe 25 with heat-dissipating pipe 24, and another outlet of the heat-dissipating pipe 24 passes through
Third oil pipe 21 is connected with another oil outlet of 18 bottom of fuel tank, and the heat-dissipating pipe 24 is arranged inside cooler bin 23, cold
But case 23 is internally provided with coolant liquid.The oil liquid inside fuel tank 18 can be carried out by using the centrifugal pump of above structure effective
Heat dissipation, and then prevent because high oil temperature caused by first bearing 16 and the stuck situation of second bearing 19, and then guarantee
The normal work of pump.
Further, it is provided with suction flange 2 at the inlet 1, outlet(discharge) flange 5 is provided at liquid outlet 6；It is described
The pump housing 4 and suspension body 9 are supported integrally on pedestal 32.It can be easily connected with inlet tube by the suction flange 2, be led to
Crossing the outlet(discharge) flange 5 can easily be connected with outlet tube.
Further, the impeller 3 passes through the end that circle hexagon-headed bolt 33 is fixedly mounted on main shaft 13, the round hexagonal
Internal thread hole composition of the hook bolt 33 with processing in 13 end of main shaft is threadedly engaged.On the one hand by the round hexagon-headed bolt 33
Installation can be fixed to impeller 3, on the other hand be capable of the impact of effective buffer fluid, play wear-resisting effect.
Further, it is cooperatively connected between the pump housing 4 and suspension body 9 by flange.It is cooperatively connected and is guaranteed by flange
Joint efficiency.
Further, the pump housing seal assembly includes mechanical seal 8, and the mechanical seal 8 is arranged in impeller 3 and the pump housing
On the shaft end of main shaft 13 between 4, end cover 10, the end cover 10 and main shaft 13 are installed in the outer end face of the pump housing 4
Between be provided with the first outside framework oil seal 11, the position that first outside framework oil seal 11 is contacted with main shaft 13 is provided with wear-resistant sleeve 12,
The wear-resistant sleeve 12 is by shaft shoulder location and installation on main shaft 13.It can be to the pump housing 4 by using above-mentioned pump housing seal assembly
It is effectively sealed between main shaft 13, it is therefore prevented that there is a situation where leak in pumping procedure for fluid foods.
Further, the first bearing 16 is encapsulated in inside bearing block by first bearing end cap 14, the first axle
The position that socket end lid 14 and main shaft 13 are in contact is provided with the second outside framework oil seal 15；The second bearing 19 passes through second bearing end
Lid 20 is encapsulated in inside bearing block, and the second bearing end cap 20 is fitted to the outer end face of fuel tank 18 by flange.Pass through
The bearing that the bearing (ball) cover is capable of both ends is fixed, and is fixed on it inside bearing block, ensure that fixed effect.
Further, temperature sensor 31 is installed, the temperature sensor 31 passes through signal wire inside the fuel tank 18
29 extraction fuel tanks 18 are simultaneously connected with the signal input part of PLC controller 28, the signal output end and circulation of the PLC controller 28
Pump 27 is connected, and controls its start and stop, and the top of the fuel tank 18 is provided with oil filler 17.It is worked by using above structure
Cheng Zhong, temperature sensor can automatically monitor the temperature of oil liquid, and temperature signal is constantly passed to PLC controller, work as temperature
When spending high, the high temperature oil of fuel tank internal is introduced into scattered by PLC controller by automatic control loop pump startup, by circulating pump
Inside heat pipe 24, and then oil liquid is cooled down by way of heat exchange, above-mentioned control system has automatic control
Function, and then play energy-efficient purpose.
Further, the heat-dissipating pipe 24 uses strip spiral coil, and it is horizontal be immersed in it is cold inside cooler bin 23
But in liquid.By using the heat-dissipating pipe of above structure, it can effectively increase it and change the hot face in face, and then improve heat-exchange surface
Product, improves the cooling efficiency of oil liquid.
Further, the top of the cooler bin 23 is provided with the first inlet 22, its bottom is provided with leakage fluid dram 26.
Coolant liquid can be replaced by above-mentioned inlet 22 and leakage fluid dram 26.
The utility model use process is as follows:
Firstly, this centrifugal pump works in normal conditions, with the increase of working time, 18 interior oil temperature of fuel tank is increased,
Temperature sensor 31 will constantly monitor the temperature of oil liquid；And temperature signal is constantly passed to PLC controller 28, when temperature is excessively high
When, the oil liquid inside fuel tank 18 is sent to inside heat-dissipating pipe 24 by PLC controller 28 by 27 starting of automatic control loop pump,
Heat exchange is carried out by the coolant liquid inside heat-dissipating pipe 24 and cooler bin 23, to its effective cooling；It finally, will be after cooling
Oil liquid sends fuel tank 18 back to again.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the technical solution that the protection scope of the utility model should be recorded with claim, the technical solution recorded including claim
The equivalents of middle technical characteristic are protection scope.Equivalent replacement i.e. within this range is improved, also in the utility model
Protection scope within.
Claims (9)
1. the chemical flow-process pump based on radiating mode outside oil circulation, it is characterised in that: it includes the pump housing (4), the pump housing (4)
Front end be provided with inlet (1), liquid outlet (6) are provided at the top of it, are packaged with by pump cover (7) inside the pump housing (4)
Impeller (3), the impeller (3) are mounted on the end of main shaft (13), and the pump cover (7) is fixedly mounted on pump by suspension body (9)
Body (4) is internal, and the position that the main shaft (13) is in contact with pump cover (7) is provided with pump housing seal assembly；The suspension body (9)
Tail portion is provided with fuel tank (18), and main shaft (13) passes through fuel tank (18), and the both ends of the main shaft (13) pass through first bearing respectively
(16) it is mounted on the bearing block of fuel tank (18) with second bearing (19) support, there are two fuel-displaced for fuel tank (18) the bottom processing
Hole, one of oil outlet are connected by the first oil pipe (30) with circulating pump (27), and the circulating pump (27) passes through the second oil pipe
(25) it is connected with heat-dissipating pipe (24), another outlet of the heat-dissipating pipe (24) passes through third oil pipe (21) and fuel tank (18) bottom
Another oil outlet is connected, and heat-dissipating pipe (24) setting is internal in cooler bin (23), is internally provided in cooler bin (23) cold
But liquid.
2. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the feed liquor
Suction flange (2) are provided at mouth (1), outlet(discharge) flange (5) are provided at liquid outlet (6)；The pump housing (4) and suspension body
(9) it is supported integrally on pedestal (32).
3. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the impeller
(3) end of main shaft (13) is fixedly mounted on by circle hexagon-headed bolt (33), the round hexagon-headed bolt (33) and processing exist
The internal thread hole composition of main shaft (13) end is threadedly engaged.
4. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the pump housing
(4) it is cooperatively connected between suspension body (9) by flange.
5. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the pump housing
Seal assembly includes mechanical seal (8), the main shaft (13) that the mechanical seal (8) is arranged between impeller (3) and the pump housing (4)
It on shaft end, is equipped with end cover (10) in the outer end face of the pump housing (4), is arranged between the end cover (10) and main shaft (13)
Having the first outside framework oil seal (11), the position that first outside framework oil seal (11) contacts with main shaft (13) is provided with wear-resistant sleeve (12),
The wear-resistant sleeve (12) is by shaft shoulder location and installation on main shaft (13).
6. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: described first
Bearing (16) is encapsulated in inside bearing block by first bearing end cap (14), the first bearing end cap (14) and main shaft (13) phase
The position of contact is provided with the second outside framework oil seal (15)；The second bearing (19) is encapsulated in axis by second bearing end cap (20)
It holds inside seat, the second bearing end cap (20) is fitted to the outer end face of fuel tank (18) by flange.
7. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the fuel tank
(18) internal to be equipped with temperature sensor (31), the temperature sensor (31) by signal wire (29) draw fuel tank (18) and with
The signal input part of PLC controller (28) is connected, and the signal output end of the PLC controller (28) is connected with circulating pump (27),
And its start and stop is controlled, oil filler (17) are provided at the top of the fuel tank (18).
8. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the heat dissipation
It manages (24) and uses strip spiral coil, and level is immersed in the internal coolant liquid of cooler bin (23).
9. the chemical flow-process pump according to claim 1 based on radiating mode outside oil circulation, it is characterised in that: the cooling
It is provided with the first inlet (22) at the top of case (23), its bottom is provided with leakage fluid dram (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820861889.6U CN208885636U (en) | 2018-06-05 | 2018-06-05 | Chemical flow-process pump based on radiating mode outside oil circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820861889.6U CN208885636U (en) | 2018-06-05 | 2018-06-05 | Chemical flow-process pump based on radiating mode outside oil circulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208885636U true CN208885636U (en) | 2019-05-21 |
Family
ID=66505338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820861889.6U Expired - Fee Related CN208885636U (en) | 2018-06-05 | 2018-06-05 | Chemical flow-process pump based on radiating mode outside oil circulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208885636U (en) |
-
2018
- 2018-06-05 CN CN201820861889.6U patent/CN208885636U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190521 |