CN203770147U - Novel chemical-engineering self-sucking pump - Google Patents
Novel chemical-engineering self-sucking pump Download PDFInfo
- Publication number
- CN203770147U CN203770147U CN201420082037.9U CN201420082037U CN203770147U CN 203770147 U CN203770147 U CN 203770147U CN 201420082037 U CN201420082037 U CN 201420082037U CN 203770147 U CN203770147 U CN 203770147U
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- CN
- China
- Prior art keywords
- pump
- pumping device
- centrifugal pump
- self
- vacuum pumping
- 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 - Lifetime
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- 238000003889 chemical engineering Methods 0.000 title abstract 3
- 238000005086 pumping Methods 0.000 claims abstract description 55
- 239000000126 substance Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 18
- 238000005406 washing Methods 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 8
- 239000002283 diesel fuel Substances 0.000 claims description 5
- 239000010705 motor oil Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 244000144983 clutch Species 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 230000005520 electrodynamics Effects 0.000 description 5
- 230000006698 induction Effects 0.000 description 5
- 230000037452 priming Effects 0.000 description 4
- 238000009837 dry grinding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The utility model provides a novel chemical-engineering self-sucking pump which is characterized in that a centrifugal pump is connected with a motor through a coupler; a vacuum-pumping device is connected with the motor through a belt pulley; one end of the inlet pipeline of the centrifugal pump is inserted into a slot tank, and the other end thereof is connected with the inlet of the centrifugal pump; a single-end-face mechanical seal or a double-end-face mechanical seal is mounted in the sealing cavity of the centrifugal pump; a pump outlet tee joint is mounted at the outlet of the centrifugal pump, and is connected with a pump outlet pipeline and the inlet of the vacuum-pumping device; a clutch is arranged at the belt pulley part at the end, where the vacuum-pumping device is located. The novel chemical-engineering self-sucking pump has the advantages as follows: the vacuum-pumping device and the centrifugal pump are driven by one motor or diesel engine, so that people guard is not required or electrical-control elements are reduced to the minimum; the whole structure is simpler and more compact, the construction cost is lower, the performance is stable and the failure rate is low; the self-suction time is short, a large-diameter centrifugal pump can complete suction within one minute, and a small-diameter centrifugal pump can complete the suction even in a shorter time. The diaphragm type vacuum-pumping device is high in safety, high in self-suction capacity, and high in suction lift.
Description
Technical field
The utility model relates to
a kind of Novel chemical self-priming pump.
Background technique
Constantly perfect along with self-priming pump technology, its Security, stability are more and more higher, and the application area that self-priming pump is put on operating mode under dielectric fluid is more and more wider.Especially the diaphragm type self-priming machine with automatical control system is used widely with the outstanding performance of the features such as it is safe and reliable, simple to operate, suction capacity is strong very high operating mode of security requirement such as inflammable and explosive in petrochemical industry especially.But this kind of self-priming machine exists: preparation is many, complex structure; And cost is high; The problem such as in the non-transformer situations such as field, cannot use.Field fire consumption is huge, and common self-priming apparatus cannot be realized in the high-capacity pump short time and starting, the requirement of self-priming again at once after cutout.
Summary of the invention
The purpose of this utility model is the deficiency existing in above-mentioned technology, a kind of Self-priming pump is reliably provided, mainly under the higher dielectric fluid of the security requirements such as inflammable and explosive, tool Korrosionsmedium, put on and large flow liquid under put on operating mode, and put on operating mode under liquid in the non-transformer situation of field.
The purpose of this utility model is achieved in that and comprises
centrifugal pump, clutch, vacuum pumping device, mechanical seal and auxiliary system thereof.It is characterized in that, centrifugal pump is connected with motor or diesel engine by coupling, and vacuum pumping device is connected with motor or diesel engine by the belt pulley that is contained in pump shaft or motor shaft.In the insertion groove tank of centrifugal pump suction line one end, the other end is connected with centrifugal pump entrance, the single mechanical end face seal of additional washing solution or double mechanical seal are arranged in the Seal cage of centrifugal pump, being single mechanical end face seal as scene can provide outside washing solution, is auxiliary system otherwise select double mechanical seal to join liquid container.Liquid container is arranged on pump-foot or away from floor installation depending on on-site actual situations.Pump discharge threeway is arranged on the outlet port of centrifugal pump, is connected with the entrance of pump discharge pipeline and vacuum pumping device.The belt pulley place of vacuum pumping device end arranges clutch, vacuumizes to realize the disengagement shutdown finishing between rear vacuum pumping device and motor/diesel engine.
Clutch adopts hydraulic diaphragm or electrodynamic induction formula.Hydraulic diaphragm clutch is realized shutdown or the running of vacuum pumping device by sucting the pressure of medium, shutdown or the running of the electrical signal control vacuum system that electrodynamic induction formula clutch spreads out of by liquid level sensor.For preventing that medium is lubricated causes damage, mechanical seal to adopt additional washing solution because centrifugal pump idle running cannot provide to mechanical seal for mechanical seal in centrifugal pump
single mechanical end face sealor
double mechanical sealadd auxiliary system and be the mode of liquid container to mechanical seal feed flow, to prevent mechanical seal dry grinding.Self-priming pump structural type is various, and point horizontal fixed, Horizontal manual pushing-type, vertical fixed, four kinds of forms of vertical hand push, can adapt to multiple use occasion.
The beneficial effects of the utility model: 1, vacuum pumping device and centrifugal pump are driven by a motor or diesel engine, without or electric controling element is reduced to minimum, overall structure is simpler compact, cost is lower, stable performance, failure rate is low; 2, the vacuum pump type vacuum pumping device speed of exhaust is large, self-priming time is short, heavy caliber centrifugal pump completes in also can 1 minute and sucts, the small-bore time is shorter.Diaphragm type vacuum pumping device is safe, suction capacity is strong, suction head is high.Can select vacuum pump type or diaphragm type vacuum pumping device according to actual conditions, substantially contain all operating modes of chemical enterprise; 3, vacuum pumping device and centrifugal pump adopt a driving arrangement, have saved the energy, prepare more succinct.Reduce cost.4, if equipment operation vacuum pumping device just always in access state at any time, in the time there is medium cutout, in vacuum pumping device, medium liquid level declines, clutch control switch starts, vacuum pumping device autoboot, has prevented that centrifugal pump from dallying for a long time, has solved when centrifugal pump suction line is interior occurs cutout, common self-priming apparatus needs manually-operable, cannot convert in time the problem of pump priming state to; 5, in self-priming pump case, pipeline, do not deposit medium, resistance to frost is good, is applicable to north of china in winter and uses; 6, select single end face to rinse mechanical seal or double mechanical seal outward, even still can ensure that mechanical seal can not damage because of dry grinding when self-priming pump dallies, stops; 7, centrifugal pump adopts motor or Diesel Driven, and electric clutch can be taked the power supply of the portable power source such as field power supply or storage battery.Have non-transformer to use, solved the problem of field use non-transformer situation, Applicable scope is wider; 7, structural type is various, is applicable to various occasions and uses.
brief description of the drawings:
Fig. 1 is the utility model A type structural representation
Fig. 2 is the utility model Type B Novel chemical self-priming pump structural representation
Fig. 3 is the utility model C type Novel chemical self-priming pump structural representation
Fig. 4 is the utility model D type Novel chemical self-priming pump structural representation
Fig. 5 is the utility model E type Novel chemical self-priming pump structural representation
Fig. 6 is the utility model F type Novel chemical self-priming pump structural representation
Fig. 7 is horizontal novel chemical industry self-priming pump structural representation
Fig. 8 is Horizontal manual pushing-type Novel chemical self-priming pump structural representation
Fig. 9 is novel vertical type chemical industry self-priming pump structural representation
Figure 10 is vertical hand push Novel chemical self-priming pump structural representation.
embodiment:
Below in conjunction with accompanying drawing, concrete enforcement of the present invention is described further:
As shown in Figure 1, what A type structure adopted is diaphragm type clutch, diaphragm type vacuum pumping device, as shown in Figure 2, what Type B structure adopted is electric clutch, diaphragm type vacuum pumping device, as shown in Figure 3, what C type structure adopted is electric clutch, gas ring vacuum pump formula vacuum pumping device, as shown in Figure 4, what D type structure adopted is, diaphragm type clutch, gas ring vacuum pump formula vacuum pumping device, as shown in Figure 5, what E type structure adopted is electric clutch, Roots pump formula vacuum pumping device, as shown in Figure 6, what F type structure adopted is diaphragm type clutch, Roots pump formula vacuum pumping device, as shown in Figure 7, horizontal type structure, as shown in Figure 8, Horizontal manual pushing-type structure, vertical structure as shown in Figure 9, as shown in Figure 10, vertical hand push structure.
From Fig. 1-Figure 10, centrifugal pump 8 and vacuum pumping device adopt a motor or diesel engine 11 to do power.Centrifugal pump 8 adopts coupling 10 to be connected with motor or diesel engine 11; vacuum pumping device is separated membrane type 3, gas ring vacuum pump formula 14 and Roots pump formula 15; totally three kinds; by belt pulley 9 transmissions that hang on centrifugal pump pump shaft or motor/diesel oil arbor; the belt pulley place of vacuum pumping device end arranges diaphragm type clutch 4 or electric clutch 13, vacuumizes to realize the disengagement shutdown finishing between rear vacuum pumping device 3 and motor/diesel engine 11.Clutch adopts hydraulic diaphragm or electrodynamic induction formula.Hydraulic diaphragm clutch is realized shutdown or the running of vacuum pumping device by sucting the pressure of medium, shutdown or the running of the electrical signal control vacuum system that electrodynamic induction formula clutch spreads out of by liquid level sensor.After motor or diesel engine starting, clutch is in coupled condition, and centrifugal pump and vacuum pumping device turn round simultaneously, now in centrifugal pump, are full of air, and the gas in vacuum pumping device extraction centrifugal pump and suction line is to centrifugal pump pump priming.When centrifugal pump 8 and the interior gas of suction line 2 are evacuated, medium enters vacuum pumping device, touches clutch switch, and vacuum pumping device and centrifugal pump pump shaft or the disengagement of motor/diesel oil arbor stop vacuumizing.Centrifugal pump production run is taken out medium in groove tank 1.Thereby realize the automatic pump priming of centrifugal pump.In the time that cutout appears in centrifugal pump, in vacuum pumping device, medium liquid level declines, and clutch engages again, drives vacuum pumping device to centrifugal pump pump priming, ensures the normal without running of centrifugal pump.Whole process is changed automatically without artificial guard.For preventing that medium is lubricated causes damage, mechanical seal 6 to adopt additional washing solution because centrifugal pump idle running cannot provide to mechanical seal for mechanical seal in centrifugal pump
single mechanical end face sealor
double mechanical sealadd auxiliary system and be the mode of liquid container 7 to mechanical seal feed flow, to prevent mechanical seal dry grinding.Self-priming pump structural type is various, and point horizontal fixed, Horizontal manual pushing-type, vertical fixed, four kinds of forms of vertical hand push, can adapt to multiple use occasion.The driving arrangement of self-priming pump is motor or diesel engine;
Drive the belt pulley of vacuum pumping device to be located on centrifugal pump pump shaft end or motor/diesel oil arbor; Vacuum pumping device is separated three kinds of membrane types, gas ring vacuum pump formula, Roots pump formula; Two kinds of clutch separation membrane type clutch and electric clutchs; Self-priming pump form is divided horizontal fixed, Horizontal manual pushing-type, vertical fixed, four kinds of forms of vertical hand push; Select additional washing solution
single mechanical end face sealmode to mechanical seal feed flow.Select
double mechanical sealadd auxiliary system and be the mode of mechanical seal liquid container to mechanical seal feed flow.
Centrifugal pump 8 is connected with motor or diesel engine 11 by coupling 10, and vacuum pumping device is connected with motor or diesel engine by the belt pulley 9 that is contained in pump shaft or motor shaft.In centrifugal pump suction line 2 one end insertion groove tanks 1, the other end is connected with centrifugal pump 8 entrances, the single mechanical end face seal of additional washing solution or double mechanical seal 6 are arranged in the Seal cage of centrifugal pump 8, being single mechanical end face seal as scene can provide outside washing solution, is auxiliary system otherwise select double mechanical seal to join liquid container 7.Liquid container is arranged on pump-foot or away from floor installation depending on on-site actual situations.Pump discharge threeway 5 is arranged on the outlet port of centrifugal pump 8, is connected with the entrance of pump discharge pipeline and vacuum pumping device.Vacuum pumping device is separated 15 3 kinds of membrane types 3, gas ring vacuum pump formula 14, Roots pump formula; the belt pulley place of vacuum pumping device end arranges diaphragm type clutch 4 or electric clutch 13, vacuumizes to realize the disengagement shutdown finishing between rear vacuum pumping device 3 and motor/diesel engine 11.Clutch adopts hydraulic diaphragm and electrodynamic induction formula; hydraulic diaphragm clutch 4 is realized shutdown or the running of vacuum pumping device, shutdown or the running of the electrical signal control vacuum system that electric clutch 13 spreads out of by the liquid level sensor 12 of installing in vacuum pumping device by sucting the pressure of medium in vacuum pumping device.According to the actual service condition of pump, be designed to A, B, C, D, E, six kinds of structures of F, and have four kinds of forms, be i.e. horizontal fixed, Horizontal manual pushing-type, vertical fixed, vertical hand push.The driving arrangement of self-priming pump is motor or diesel engine; Drive the belt pulley of vacuum pumping device to be located on centrifugal pump pump shaft end or motor/diesel oil arbor; Vacuum pumping device is to separate three kinds of membrane types, gas ring vacuum pump formula, Roots pump formula; It is two kinds of clutch and electric clutchs that clutch is separated membrane type; Self-priming pump form is divided horizontal fixed, Horizontal manual pushing-type, vertical fixed, four kinds of forms of vertical hand push; Select additional washing solution
single mechanical end face sealmode to mechanical seal feed flow, select
double mechanical sealadd auxiliary system and be the mode of mechanical seal liquid container to mechanical seal feed flow.
Claims (8)
1. one kind
novel chemical self-priming pump,comprise
centrifugal pump, clutch, vacuum pumping device, mechanical seal and auxiliary system thereof, it is characterized in that, centrifugal pump is connected with motor or diesel engine by coupling, vacuum pumping device is connected with motor or diesel engine by the belt pulley that is contained in pump shaft or motor shaft, in the insertion groove tank of centrifugal pump suction line one end, the other end is connected with centrifugal pump entrance, the single mechanical end face seal of additional washing solution or double mechanical seal are arranged in the Seal cage of centrifugal pump, provide at the scene under the condition of outside washing solution and adopt single mechanical end face seal, otherwise adopting double mechanical seal to join liquid container is auxiliary system, liquid container is arranged on pump-foot or away from floor installation depending on on-site actual situations, pump discharge threeway is arranged on the outlet port of centrifugal pump, be connected with the entrance of pump discharge pipeline and vacuum pumping device, the belt pulley place of vacuum pumping device end arranges clutch, vacuumize to realize the disengagement shutdown finishing between rear vacuum pumping device and motor/diesel engine.
2. according to claim 1
novel chemical self-priming pump, the driving arrangement that it is characterized in that self-priming pump is motor or diesel engine.
3. according to claim 1
novel chemical self-priming pump, it is characterized in that driving the belt pulley of vacuum pumping device to be located on centrifugal pump pump shaft end or motor/diesel oil arbor.
4. according to claim 1
novel chemical self-priming pump, it is characterized in that vacuum pumping device separates three kinds of membrane types, gas ring vacuum pump formula, Roots pump formula.
5. according to claim 1
novel chemical self-priming pump, it is characterized in that two kinds of clutch separation membrane type clutch and electric clutchs.
6. according to claim 1
novel chemical self-priming pump, it is characterized in that self-priming pump form divides horizontal fixed, Horizontal manual pushing-type, vertical fixed, four kinds of forms of vertical hand push.
7. according to claim 1
novel chemical self-priming pump, it is characterized in that selecting additional washing solution
single mechanical end face sealmode to mechanical seal feed flow.
8. according to claim 1
novel chemical self-priming pump, it is characterized in that selecting
double mechanical sealadd auxiliary system and be the mode of mechanical seal liquid container to mechanical seal feed flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082037.9U CN203770147U (en) | 2014-02-26 | 2014-02-26 | Novel chemical-engineering self-sucking pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082037.9U CN203770147U (en) | 2014-02-26 | 2014-02-26 | Novel chemical-engineering self-sucking pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770147U true CN203770147U (en) | 2014-08-13 |
Family
ID=51287344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420082037.9U Expired - Lifetime CN203770147U (en) | 2014-02-26 | 2014-02-26 | Novel chemical-engineering self-sucking pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770147U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821730A (en) * | 2014-02-26 | 2014-05-28 | 崔正军 | Novel chemical engineering self-priming pump |
| CN105822563A (en) * | 2016-06-03 | 2016-08-03 | 浙江永球科技有限公司 | Vacuum self-sucking pump with suction aid mechanism |
-
2014
- 2014-02-26 CN CN201420082037.9U patent/CN203770147U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821730A (en) * | 2014-02-26 | 2014-05-28 | 崔正军 | Novel chemical engineering self-priming pump |
| CN105822563A (en) * | 2016-06-03 | 2016-08-03 | 浙江永球科技有限公司 | Vacuum self-sucking pump with suction aid mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171214 Address after: 110000 Liaoning city of Shenyang Province Hunnan New District on 6 street Patentee after: LIAONING GERUITE PUMP INDUSTRY CO.,LTD. Address before: 110179 Liaoning city of Shenyang Province Hunnan New District on 6 street Patentee before: Cui Zhengjun |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |