CN108799043A - Follow-on emulsion pump and application method - Google Patents
Follow-on emulsion pump and application method Download PDFInfo
- Publication number
- CN108799043A CN108799043A CN201810591898.2A CN201810591898A CN108799043A CN 108799043 A CN108799043 A CN 108799043A CN 201810591898 A CN201810591898 A CN 201810591898A CN 108799043 A CN108799043 A CN 108799043A
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- China
- Prior art keywords
- plunger
- punch track
- follow
- transverse chambers
- spool
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
Abstract
A kind of follow-on emulsion pump of present invention offer and application method, it is characterised in that：Including body and the central rotating shaft being threaded through on body, several eccentric wheels are fixed at intervals on the central rotating shaft, several transverse chambers perpendicular with central rotating shaft are equipped on the body, it is equipped with plunger in each transverse chambers, the first end of the plunger is connected to by connecting pin on eccentric wheel, the body is equipped with the ladder punch track coaxial with transverse chambers, the described one end of ladder punch track far from transverse chambers is fixed with imbibition spool, longitudinal punch track perpendicular to ladder punch track is additionally provided on the body, the described longitudinal direction one end of punch track far from ladder punch track is fixed with drain spool.The present invention is vertical by the inlet valve of right-angle type fluid end and the axis of dump valve, and to facilitate disassembling, assembling and replacing and the maintenance of valve member, fluid end to work to when drain work conversion from imbibition, than small, utilization rate increases residual volume.
Description
Technical field：
The present invention relates to a kind of follow-on emulsion pump and application methods.
Background technology：
Emulsion pump is the important equipment of coal face, can ensure that working face is safely and reliably run when work.
By research and probe, find in the various performance datas for influencing emulsion pump, it is the most significantly exactly to emulsify to influence pump condition
The flow of liquid pump and its liquid sucting port back pressure.At the end of the 20th century, the Taiyuan Mei Keyuan branch and Datong mineral bureau cooperate, and successfully develop
Go out the RB100/1 type emulsion pumps that engineering pressure is 10MPa, nominal flow rate is 100L/min and opens China's emulsion pump research
The prelude of development.The operation principle of emulsion pump is to drive connecting rod that plunger is affected to move back and forth by bent axle, passes through fluid end
The pressure difference that the reciprocating motion of plunger and the cooperation of combination valve generate carries out imbibition and drain.Fluid end is arranged due to imbibition repeatedly
Liquid, liquid reciprocating forces cause greater impact to chamber and moving component, harmful effect are produced to the service life of part.And it is
The enough pressure of guarantee, liquid suction valve again can generate larger noise when closing with larger speed impacts valve seat
With vibration, it is unfavorable for the steady operation of emulsion pump.Moreover, because the suction of emulsion pump, tapping valve motion delay, cause pump
Volumetric efficiency declines, this is a major technique defect.
Invention content：
The purpose of the present invention is to provide a kind of follow-on emulsion pump and application method, follow-on emulsion pump knot
Structure reasonable design, advantageously reduces residual volume, increases operation rate.
To achieve the above object, the present invention adopts the following technical scheme that：
The follow-on emulsion pump of the present invention, it is characterised in that：Including body and the central rotating shaft being threaded through on body, in described
It is fixed at intervals several eccentric wheels in heart shaft, several transverse directions perpendicular with central rotating shaft are equipped on the body
Chamber is equipped with plunger in each transverse chambers, and the first end of the plunger is connected to by connecting pin on eccentric wheel, the body
It is equipped with the ladder punch track coaxial with transverse chambers, the described one end of ladder punch track far from transverse chambers is fixed with liquid sucting valve
Core is additionally provided with longitudinal punch track perpendicular to ladder punch track on the body, and the longitudinal direction punch track is far from ladder punch track
One end be fixed with drain spool.
Further, above-mentioned body is equipped with odd number plunger, and corresponding imbibition spool, drain spool are also odd number.
Further, there are three being set on above-mentioned body or five plungers, corresponding imbibition spool, drain spool are also three
Or five.
Further, above-mentioned imbibition spool, drain spool are nonreturn valve core.
Further, plunger guide bush is fixed in above-mentioned transverse chambers, the plunger is set in plunger guide bush work of stretching
It is dynamic.
Further, the second longitudinal direction punch track perpendicular to ladder punch track is additionally provided on above-mentioned body, this is second vertical
To punch track relative to longitudinal punch track closer to imbibition spool, the second longitudinal direction punch track is interior to be equipped with adjusting set, the tune
Section set is cylindrical in shape, and the nozzle opposite direction imbibition spool of tubular adjusting set is equipped in adjusting set bottom and is screwed onto second longitudinal direction punch track
Interior screw head.
Further, the plunger there are two connecting pin and with each connection pin connection is set on each eccentric wheel.
Further, above-mentioned eccentric surfaces are equipped with ring eccentric race, and the connecting pin limit is in ring eccentric wheel
In slot.
The working method of the follow-on emulsion pump of the present invention, it is characterised in that：Follow-on emulsion pump includes
Body and the central rotating shaft being threaded through on body, are fixed at intervals several eccentric wheels on the central rotating shaft, on the body
Several transverse chambers perpendicular with central rotating shaft are equipped with, are equipped with plunger in each transverse chambers, the first of the plunger
End is connected to by connecting pin on eccentric wheel, and the body is equipped with the ladder punch track coaxial with transverse chambers, and the ladder is worn
The one end of duct far from transverse chambers is fixed with imbibition spool, is additionally provided on the body and is worn perpendicular to the longitudinal direction of ladder punch track
Duct, the described longitudinal direction one end of punch track far from ladder punch track are fixed with drain spool；When work, motor drives center to turn
Axis and eccentric wheel rotation, eccentric wheel drives plunger to move back and forth by connecting pin, when plunger is moved to liquid sucting valve negative direction
When, transverse chambers are evacuated, and intracavitary forms negative pressure, and under the pressure of air, liquid sucting valve is opened, and emulsion is from liquid sucting valve quilt
It is pressed into transverse chambers；When plunger is moved to liquid sucting valve direction, emulsion is compressed, so that lateral cavity pressure is increased, tapping valve is beaten
It opens, close liquid sucting valve, emulsion is discharged from tapping valve.
Advantageous effect of the present invention：
The present invention is vertical by the inlet valve of right-angle type fluid end and the axis of dump valve, to facilitate valve member disassembling, assembling and replacing and
Maintenance, fluid end work from imbibition to when drain work conversion, and than small, utilization rate increases residual volume；And in power end, it will
The contact form of plunger and eccentric wheel relies instead upon the geometry of ring eccentric race about with by spring pressure and piston shoes
Beam form prevents emulsion pump may the emulsion pump efficiency change caused by spring fatigue in long-term high speed operation
It is low, meanwhile, the constraints in form of geometrical of ring eccentric race reduces much compared to the frictional force between piston shoes and bent axle, comprehensive
Compare, effectively increases the volumetric efficiency of emulsion pump.
Description of the drawings：
Fig. 1 is the half-sectional organigram of the present invention；
Fig. 2 is the local structure schematic diagram of power end in Fig. 1；
Fig. 3 is the local structure schematic diagram of fluid end in Fig. 1；
Fig. 4 is the connection profile construction schematic diagram of plunger, connecting pin and eccentric wheel.
Specific implementation mode：
The follow-on emulsion pump of the present invention includes body 1 and the central rotating shaft 2 that is threaded through on body, on the central rotating shaft 2
Several eccentric wheels 4 are fixed at intervals, several transverse chambers 5 perpendicular with central rotating shaft are equipped on the body, each
Plunger 6 is equipped in transverse chambers 5, the first end 3 of the plunger is connected to by connecting pin 7 on eccentric wheel 4, the body 1
It is equipped with the ladder punch track 8 coaxial with transverse chambers 5, the described one end of ladder punch track 8 far from transverse chambers 5 is fixed with imbibition
Spool 9 is additionally provided with longitudinal punch track 10 perpendicular to ladder punch track 8 on the body, and the longitudinal direction punch track 10 is far from rank
One end of terraced punch track 8 is fixed with drain spool 11.
Suction chamber is not present in the fluid end of the present invention, keeps structure compacter, and clearance volume reduces, and alleviates weight, and
In dismounting, right-angle type fluid end of the invention is easier to be dismounted from the place of inlet valve.The three of cylinder-and-piston type reciprocating pump
In kind fluid end type, the clearance volume of right-angle type fluid end is minimum, and the volumetric efficiency for improving pump plays an important role.
The inlet valve of right-angle type fluid end and the axis of dump valve are vertical, and such fluid end dump valve is lower guiding, and inlet valve is level
Arrangement makes the ultimate position after ram compression liquid as close possible at the top of inlet valve, reduces clearance volume.It inhales, tapping valve
It is sealed with sealing material between the body at place and the body where power end, to keep the seal of working chamber.
Further, for reasonable design, body work is made more to stablize, and in order to reduce shake when offer liquid,
Above-mentioned body is equipped with odd number plunger, and corresponding imbibition spool, drain spool are also odd number.
Further, there are three being set on above-mentioned body or five plungers, corresponding imbibition spool, drain spool are also three
Or five.
Further, for reasonable design, above-mentioned imbibition spool, drain spool are nonreturn valve core.
Further, in order to reduce the abrasion to body, plunger guide bush 12, the plunger are fixed in above-mentioned transverse chambers
It is set in telescopic movable in plunger guide bush.
Further, the perpendicular to ladder punch track is additionally provided with for the ease of adjusting pumping effect, on above-mentioned body
Two longitudinal punch tracks 13, the second longitudinal direction punch track 13 is relative to longitudinal punch track closer to imbibition spool, the second longitudinal direction
Adjusting set 14 is equipped in punch track, the adjusting set is cylindrical in shape, the nozzle opposite direction imbibition spool of tubular adjusting set, at adjusting set bottom
Portion is equipped with the screw head 15 being screwed onto in second longitudinal direction punch track.
Further, in order to realize that symmetrical work improves stability, set on each eccentric wheel there are two connecting pin and with it is every
The plunger of a connection pin connection.
Further, for reasonable design, above-mentioned eccentric surfaces are equipped with ring eccentric race 16, the connecting pin 7
In ring eccentric race 16, ring eccentric race 16 and eccentric wheel are concentric for limit, when eccentric wheel rotates, ring eccentric wheel
Slot 16 drives plunger transverse reciprocating mobile working therewith.
The working method of the follow-on emulsion pump of the present invention, follow-on emulsion pump include body and are threaded through
Central rotating shaft on body is fixed at intervals several eccentric wheels on the central rotating shaft, several is equipped on the body
The perpendicular transverse chambers with central rotating shaft are equipped with plunger in each transverse chambers, and the first end of the plunger passes through connecting pin
It is connected on eccentric wheel, the body is equipped with the ladder punch track coaxial with transverse chambers, and the ladder punch track is far from laterally
One end of chamber is fixed with imbibition spool, and longitudinal punch track perpendicular to ladder punch track is additionally provided on the body, described vertical
It is fixed with drain spool to the one end of punch track far from ladder punch track；When work, motor drives central rotating shaft and eccentric wheel
Rotation, eccentric wheel drives plunger to move back and forth by connecting pin, when plunger is moved to liquid sucting valve negative direction, transverse chambers quilt
It is evacuated, intracavitary forms negative pressure, and under the pressure of air, liquid sucting valve is opened, and emulsion is pressed into transverse chambers from liquid sucting valve
It is interior；When plunger is moved to liquid sucting valve direction, emulsion is compressed, lateral cavity pressure is made to increase, tapping valve is opened, by liquid sucting valve
It closes, emulsion is discharged from tapping valve.
Advantageous effect of the present invention：
The present invention is vertical by the inlet valve of right-angle type fluid end and the axis of dump valve, to facilitate valve member disassembling, assembling and replacing and
Maintenance, fluid end work from imbibition to when drain work conversion, and than small, utilization rate increases residual volume；And in power end, it will
The contact form of plunger and eccentric wheel relies instead upon the geometry of ring eccentric race about with by spring pressure and piston shoes
Beam form prevents emulsion pump may the emulsion pump efficiency change caused by spring fatigue in long-term high speed operation
It is low, meanwhile, the constraints in form of geometrical of ring eccentric race reduces much compared to the frictional force between piston shoes and bent axle, comprehensive
Compare, effectively increases the volumetric efficiency of emulsion pump.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification should all belong to the covering scope of the present invention.
Claims (9)
1. a kind of follow-on emulsion pump, it is characterised in that：Including body and the central rotating shaft being threaded through on body, in described
It is fixed at intervals several eccentric wheels in heart shaft, several transverse directions perpendicular with central rotating shaft are equipped on the body
Chamber is equipped with plunger in each transverse chambers, and the first end of the plunger is connected to by connecting pin on eccentric wheel, the body
It is equipped with the ladder punch track coaxial with transverse chambers, the described one end of ladder punch track far from transverse chambers is fixed with liquid sucting valve
Core is additionally provided with longitudinal punch track perpendicular to ladder punch track on the body, and the longitudinal direction punch track is far from ladder punch track
One end be fixed with drain spool.
2. follow-on emulsion pump according to claim 1, it is characterised in that：The body is equipped with odd number column
Plug, corresponding imbibition spool, drain spool are also odd number.
3. follow-on emulsion pump according to claim 1, it is characterised in that：Set on the body there are three or five
Plunger, corresponding imbibition spool, drain spool are also three or five.
4. follow-on emulsion pump according to claim 1, it is characterised in that：The imbibition spool, drain spool are
Nonreturn valve core.
5. follow-on emulsion pump according to claim 1, it is characterised in that：It is fixed with plunger in the transverse chambers
Sleeve, the plunger are set in telescopic movable in plunger guide bush.
6. follow-on emulsion pump according to claim 1, it is characterised in that：Be additionally provided on the body perpendicular to
The second longitudinal direction punch track of ladder punch track, the second longitudinal direction punch track is relative to longitudinal punch track closer to imbibition spool, institute
It states and is equipped with adjusting set in second longitudinal direction punch track, the adjusting set is cylindrical in shape, the nozzle opposite direction imbibition spool of tubular adjusting set,
Adjusting set bottom is equipped with the screw head being screwed onto in second longitudinal direction punch track.
7. follow-on emulsion pump according to claim 1, it is characterised in that：Connection there are two being set on each eccentric wheel
Pin and with it is each connection pin connection plunger.
8. follow-on emulsion pump according to claim 1, it is characterised in that：The eccentric surfaces are equipped with annular
Eccentric race, the connecting pin limit is in ring eccentric race.
9. a kind of working method of follow-on emulsion pump, it is characterised in that：Follow-on emulsion pump includes body
With the central rotating shaft being threaded through on body, several eccentric wheels are fixed at intervals on the central rotating shaft, are worn on the body
The transverse chambers for having several perpendicular with central rotating shaft, plunger is equipped in each transverse chambers, and the first end of the plunger is logical
It crosses connecting pin to be connected on eccentric wheel, the body is equipped with the ladder punch track coaxial with transverse chambers, the ladder punch track
One end far from transverse chambers is fixed with imbibition spool, and the longitudinal direction perforation perpendicular to ladder punch track is additionally provided on the body
Road, the described longitudinal direction one end of punch track far from ladder punch track are fixed with drain spool；When work, motor drives central rotating shaft
It being rotated with eccentric wheel, eccentric wheel drives plunger to move back and forth by connecting pin, when plunger is moved to liquid sucting valve negative direction,
Transverse chambers are evacuated, and intracavitary forms negative pressure, and under the pressure of air, liquid sucting valve is opened, and emulsion is pressed from liquid sucting valve
Enter in transverse chambers；When plunger is moved to liquid sucting valve direction, emulsion is compressed, lateral cavity pressure is made to increase, tapping valve is opened,
Liquid sucting valve is closed, emulsion is discharged from tapping valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591898.2A CN108799043A (en) | 2018-06-11 | 2018-06-11 | Follow-on emulsion pump and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591898.2A CN108799043A (en) | 2018-06-11 | 2018-06-11 | Follow-on emulsion pump and application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108799043A true CN108799043A (en) | 2018-11-13 |
Family
ID=64088168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810591898.2A Pending CN108799043A (en) | 2018-06-11 | 2018-06-11 | Follow-on emulsion pump and application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108799043A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106908U (en) * | 1991-06-15 | 1992-06-10 | 郑安犁 | Reciprocating metering medicine-feeding pump without crankshaft mechanism |
| CN103557155A (en) * | 2013-11-20 | 2014-02-05 | 天津市通洁高压泵制造有限公司 | Multipurpose plunger-reciprocating high-pressure pump convenient to maintain |
| CN104747430A (en) * | 2014-11-13 | 2015-07-01 | 三一重型装备有限公司 | Fluid end and emulsion pump |
| CN205533167U (en) * | 2016-04-26 | 2016-08-31 | 无锡煤矿机械股份有限公司 | Novel emulsion pump pump head structure |
| CN107842493A (en) * | 2017-10-24 | 2018-03-27 | 北京天地玛珂电液控制系统有限公司 | Fluid end assembly and the plunger pump for including it |
| CN208310976U (en) * | 2018-06-11 | 2019-01-01 | 厦门大学嘉庚学院 | Follow-on emulsion pump |
-
2018
- 2018-06-11 CN CN201810591898.2A patent/CN108799043A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106908U (en) * | 1991-06-15 | 1992-06-10 | 郑安犁 | Reciprocating metering medicine-feeding pump without crankshaft mechanism |
| CN103557155A (en) * | 2013-11-20 | 2014-02-05 | 天津市通洁高压泵制造有限公司 | Multipurpose plunger-reciprocating high-pressure pump convenient to maintain |
| CN104747430A (en) * | 2014-11-13 | 2015-07-01 | 三一重型装备有限公司 | Fluid end and emulsion pump |
| CN205533167U (en) * | 2016-04-26 | 2016-08-31 | 无锡煤矿机械股份有限公司 | Novel emulsion pump pump head structure |
| CN107842493A (en) * | 2017-10-24 | 2018-03-27 | 北京天地玛珂电液控制系统有限公司 | Fluid end assembly and the plunger pump for including it |
| CN208310976U (en) * | 2018-06-11 | 2019-01-01 | 厦门大学嘉庚学院 | Follow-on emulsion pump |
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