CN105697259A - Metering pump with movable shaft with chutes - Google Patents
Metering pump with movable shaft with chutes Download PDFInfo
- Publication number
- CN105697259A CN105697259A CN201610263986.0A CN201610263986A CN105697259A CN 105697259 A CN105697259 A CN 105697259A CN 201610263986 A CN201610263986 A CN 201610263986A CN 105697259 A CN105697259 A CN 105697259A
- Authority
- CN
- China
- Prior art keywords
- shifting axle
- arranges
- eccentric
- tune amount
- skewed slot
- 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.)
- Granted
Links
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
- F04B13/00—Pumps specially modified to deliver fixed or variable measured quantities
-
- 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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
- F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
- F04B9/045—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being eccentrics
Abstract
The invention discloses a metering pump with a movable shaft with chutes. The metering pump comprises a case, wherein a speed reducing mechanism, an adjusting mechanism and an eccentric metering mechanism are arranged on the case; both the speed reducing mechanism and the adjusting mechanism are connected with the eccentric metering mechanism; the eccentric metering mechanism comprises the movable shaft; an eccentric wheel is arranged on the movable shaft, and sleeves the movable shaft; a sliding block is arranged between the eccentric wheel and the movable shaft, is fixedly connected with the eccentric wheel, and is connected with the movable shaft in a sliding manner. The metering pump is simple in structure, high in machining technique, small in size, low in cost and easy to disassemble and assemble, the machining technology of the movable shaft and the eccentric wheel is greatly simplified, the number of parts is reduced, the bearing capacity of the movable shaft is also improved, the movable shaft can move in two-way distance in the eccentric wheel, the axial size of the pump is greatly reduced, and the manufacturing cost is reduced.
Description
Technical field
The present invention relates to dosing pump, more particularly, it relates to a kind of skewed slot shifting axle dosing pump。
Background technology
At present, dosing pump is the reciprocating pump of a kind of scalable conveying fluid flow, has the feature of step-less adjustment flow。Nowadays the industry fields such as pharmacy, water process and petrochemical industry it have been widely used in。The flow of dosing pump can be regulated by change stroke, number of strokes。Dosing pump is made up of power source, running part and fluid power part etc., and running part includes reducing gear, stroke control mechanism, cam link mechanism, and stroke control mechanism is the vitals regulating flow of dosing pump change stroke。Up to the present, on market, the stroke control mechanism of dosing pump adopts N-type crankshaft stroke governor motion and the overall big class of throw of eccentric governor motion two mostly。And these stroke control mechanisms all there are disadvantages that: the planform of N-type crankshaft stroke governor motion is complicated, processing technology is poor, be easily generated stress concentrates；The overall throw of eccentric big heaviness of governor motion volume, manufacturing cost are high, dismounting difficulty, shifting axle bulk strength are poor。
Summary of the invention
It is an object of the invention to solve existing above-mentioned problem, it is provided that a kind of skewed slot shifting axle dosing pump。
For realizing object above, the technical scheme is that a kind of skewed slot shifting axle dosing pump, including cabinet, described cabinet arranges reducing gear, governor motion and eccentricity indicator measuring mechanism, described reducing gear and governor motion are all connected with eccentricity indicator measuring mechanism, described eccentricity indicator measuring mechanism includes shifting axle, described shifting axle arranges eccentric, described eccentric is set in outside shifting axle, between described eccentric and shifting axle, slide block is set, described slide block is fixing with eccentric to be connected, and described slide block and shifting axle are slidably connected。
Optionally, described shifting axle includes connecting axle and sliding shoe, and described connection axle is fixing with sliding shoe to be connected, and sliding shoe arranges two parallel chutes, described chute arranges skewed slot。
Optionally, described eccentric arranging chute hole, described chute hole is arranged on eccentric center, and described eccentric also sets up slide block installing hole, and described slide block installing hole is corresponding with chute hole。
Optionally, described governor motion includes tune amount screw mandrel and tune amount seat, described tune amount cover for seat is located at outside tune amount screw mandrel, described tune amount screw mandrel upper end arranges tune amount handwheel, described tune amount handwheel is fixing with tune amount screw mandrel to be connected, described tune amount screw mandrel lower end arranges shifting axle, and described shifting axle is flexibly connected with tune amount screw mandrel。
Optionally, described tune amount seat arranging retaining mechanism and detent mechanism, described retaining mechanism and detent mechanism are all fixing with tune amount seat to be connected。
Optionally, described retaining mechanism includes check lock lever, and described check lock lever one end arranges latch segment, and the described check lock lever other end arranges set lever, described latch segment and check lock lever laminating, and described set lever is fixing with check lock lever to be connected。
Optionally, described detent mechanism includes location bar, and described location bar arranges positioning screw, and described positioning screw is fixing with location bar to be connected。
Optionally, described cabinet also setting up cam link mechanism, described cam link mechanism is connected with cabinet。
Optionally, described cam link mechanism includes slide bar and connecting rod, arranges link pin between described slide bar and connecting rod, and described slide bar is connected with connecting rod by link pin。
Optionally, described reducing gear includes worm gear and worm screw, and described worm screw arranges drive motor, and described drive motor is connected with worm screw by shaft coupling。
The method have the advantages that simple in construction, processing technology is high, volume is little, cost is low, easy disassembling, shifting axle bulk strength is high, radially slided with eccentric by shifting axle and match, not only enormously simplify shifting axle and eccentric processing technique, decrease the quantity of part, but also enhance the bearing capacity of shifting axle, slide block one end is arranged in the skewed slot that shifting axle chute is provided with, the other end is located in eccentric slide block installing hole, while making shifting axle axially move under the drive of tune amount screw mandrel, eccentric also can do radial disbalance and moves, shifting axle can two-way range move in eccentric, greatly reduce the axial volume of pump, reduce manufacturing cost。
Accompanying drawing explanation
Fig. 1 is a kind of cross-sectional view of the present invention；
Fig. 2 is the another kind of cross-sectional view of the present invention
Fig. 3 is off a kind of structural representation of metrological service；
Fig. 4 is a kind of structural representation of shifting axle；
Fig. 5 is off a kind of structural representation of wheel；
Fig. 6 is a kind of structural representation of governor motion；
Fig. 7 is a kind of structural representation of adjustment seat。
100, reducing gear；200, governor motion；1, drive rod motor；2, shaft coupling；3, eccentricity indicator measuring mechanism；4, worm screw；5, worm gear；6, worm gear supporting seat；7, end cap；8, tune amount handwheel；9, tune amount screw mandrel；10, tune amount seat；11, retaining mechanism；12, detent mechanism；13, Mobile base；14, travelling nut；17, shifting axle；81, tune amount handle；82, fixed cover；111, check lock lever；112, latch segment；113, set lever；121, positioning screw；122, location bar；15, taper roll bearing；16, shifting axle bearing block；17, shifting axle；18, slide block；19, eccentric；20, fairlead；171, axle is connected；172, sliding shoe；173, chute；174, skewed slot；191, chute hole；192, slide block installing hole；193, retainer ring；21, key；22, cabinet；23, slide bar；24, link pin；25, connecting rod。
Detailed description of the invention
Below in conjunction with specific embodiment, and in conjunction with accompanying drawing, technical scheme is further described:
Embodiment: skewed slot shifting axle dosing pump (see accompanying drawing 1-7), including cabinet 22, cabinet 22 arranges reducing gear 100, governor motion 200 and eccentricity indicator measuring mechanism 3, reducing gear 100 and governor motion 200 are all connected with eccentricity indicator measuring mechanism 3, eccentricity indicator measuring mechanism 3 includes shifting axle 17, described shifting axle 17 arranges eccentric 19, it is outside that described eccentric 19 is set in shifting axle 17, between described eccentric 19 and shifting axle 17, slide block 18 is set, described slide block 18 is fixing with eccentric 19 to be connected, described slide block 18 is slidably connected with shifting axle 17, described shifting axle 17 includes connecting axle 171 and sliding shoe 172, described connection axle 171 is fixing with sliding shoe 172 to be connected, described sliding shoe 172 arranges two parallel chutes 173, described chute 173 arranges skewed slot 174, described eccentric 19 arranges chute hole 191, described chute hole 191 is arranged on eccentric 19 center, described eccentric 19 also sets up slide block installing hole 192, described slide block installing hole 192 is corresponding with chute hole 191, described eccentric 19 arranges retainer ring 193, described retainer ring 193 is fixing with eccentric 19 to be connected, described shifting axle 17 arranges fairlead 20, described fairlead 20 is set in the outside of shifting axle 17 end。
Governor motion 200 includes tune amount screw mandrel 9 and tune amount seat 10, it is outside that described tune amount seat 10 is set in tune amount screw mandrel 9, described tune amount screw mandrel 9 upper end arranges tune amount handwheel 8, described tune amount handwheel 8 is fixing with tune amount screw mandrel 9 to be connected, described tune amount screw mandrel 9 lower end arranges shifting axle 17, described shifting axle 17 is flexibly connected with tune amount screw mandrel 9, described tune amount seat 10 arranges retaining mechanism 11 and detent mechanism 12, described retaining mechanism 11 and detent mechanism 12 are all fixing with tune amount seat 10 to be connected, described retaining mechanism 11 includes check lock lever 111, described check lock lever 111 one end arranges latch segment 112, described check lock lever 111 other end arranges set lever 113, described latch segment 112 is fitted with check lock lever 111, described set lever 113 is fixing with check lock lever 111 to be connected, described detent mechanism 12 includes location bar 122, described location bar 122 arranges positioning screw 121, described positioning screw 121 is fixing with location bar 122 to be connected, described shifting axle 17 arranges Mobile base 13, described Mobile base 13 is threadeded with tune amount screw mandrel 9, described Mobile base 13 arranges travelling nut 14, described travelling nut 14 is threadeded with shifting axle 17, described travelling nut 14 is fixing with Mobile base 13 to be connected, between described tune amount screw mandrel 9 and tune amount handwheel 8, fixed cover 82 is set, described tune amount screw mandrel 9 is connected by fixed cover 82 is fixing with tune amount handwheel 8, described tune amount handwheel 8 arranges tune amount handle 81, described tune amount handle 81 is fixing with tune amount handwheel 8 to be connected。
Cabinet 22 also sets up cam link mechanism, described cam link mechanism is connected with cabinet 22, described cam link mechanism includes slide bar 23 and connecting rod 25, between described slide bar 23 and connecting rod 25, link pin 24 is set, described slide bar 23 is connected with connecting rod 25 by link pin 24, reducing gear 100 includes worm gear 5 and worm screw 4, and described worm screw 4 arranges drive motor 1, and described drive motor 1 is connected with worm screw 4 by shaft coupling 0。
The slowing-down structure of dosing pump is directly to be connected with worm screw by shaft coupling by drive motor, and worm screw is arranged on the upper of cabinet by deep groove ball bearing, worm gear is arranged on cabinet inside by worm gear supporting seat and end cap, and worm and worm wheel assemble in cabinet inside engagement, described worm gear is directly slided by worm gear supporting seat and is rotatably mounted on end cap, so namely decrease the number of parts of pump, reduce again the volume of cabinet, greatly reduce the manufacturing cost of pump；Drive motor 1 drives shifting axle 17 to rotate by worm screw 4, worm gear 5, and shifting axle 17 band movable eccentric wheel 19, slide bar 23, connecting rod 25 do linear reciprocating motion simultaneously。When tune amount screw mandrel 9 moves axially, shifting axle 17 also axially moves simultaneously, owing to slide block 18 and eccentric 19 can not axially move, in the skewed slot of shifting axle 17, slide block 18 moves radially, band movable eccentric wheel 19 can only do radial motion, the eccentric throw making it is changed, and the movement travel of slide bar 23 changes therewith。
Eccentricity indicator measuring mechanism is radially slided with eccentric by shifting axle and matches, not only enormously simplify shifting axle and eccentric processing technique, decrease the quantity of part, but also enhance the bearing capacity of shifting axle, slide block one end is arranged in the skewed slot that shifting axle chute is provided with, the other end is located in eccentric slide block installing hole, while making shifting axle axially move under the drive of tune amount screw mandrel, eccentric also can do radial disbalance and moves, shifting axle can two-way range move in eccentric, greatly reduce the axial volume of pump, reduce manufacturing cost, the chute hole that the chute that shifting axle both sides are arranged with directly has with eccentric radially slides and matches, increase the cross-sectional area of chute access section, the skewed slot that shifting axle chute is provided with does not extend through shifting axle, eccentric slide block installing hole is also without running through eccentric, not only greatly strengthen shifting axle and eccentric bulk strength, but also substantially increase the integrated carrying ability of pump, retainer ring is for being fixed in dosing pump by eccentric, eccentric position is prevented to be moved, fairlead plays the guide effect of shifting axle, ensure the accuracy of shifting axle radial motion。
The tune amount seat of governor motion is used for fixing tune amount screw mandrel, tune amount screw mandrel is rotated by rotating tune amount handwheel, and then regulate the position of shifting axle, achieve the adjustment of dosing pump conveying capacity, and dosing pump governor motion can individually be changed in assembly and disassembly, substantially reduce installation time, improve the accuracy of assembling, reduce the assembling maintenance cost of dosing pump, retaining mechanism on tune amount seat clamps for the locking of the amount of tune screw mandrel, detent mechanism is for the positioning action of the amount of tune screw mandrel, the set lever of rotation lock mechanism, the drive check lock lever of set lever moves, and then promote latch segment locking tune amount screw mandrel, utilize instrument rotational positioning screw rod, positioning screw drives location bar to move, realize the purpose of tune amount screw mandrel location, Mobile base is used for fixing travelling nut, rotate Mobile base, the initial position of shifting axle is regulated by travelling nut, with tune amount screw mandrel combined effect, achieve the adjustment that dosing pump accurately regulates and measures numerical intervals, fixed cover is used for fixing tune amount screw mandrel and tune amount hands wheel, and the purpose of tune amount screw mandrel can be played, tune amount handle can conveniently rotate tune amount hands wheel, the single dose of the convenient output regulating dosing pump。
Above-mentioned detailed description of the invention is used for illustrating the present invention, rather than limits the invention, in the spirit and scope of the claims of the present invention, and any amendment that the present invention is made and change, both fall within protection scope of the present invention。
Claims (10)
1. a skewed slot shifting axle dosing pump, it is characterized in that, including cabinet, described cabinet arranges reducing gear, governor motion and eccentricity indicator measuring mechanism, described reducing gear and governor motion are all connected with eccentricity indicator measuring mechanism, described eccentricity indicator measuring mechanism includes shifting axle, described shifting axle arranges eccentric, described eccentric is set in outside shifting axle, between described eccentric and shifting axle, slide block is set, described slide block is fixing with eccentric to be connected, and described slide block and shifting axle are slidably connected。
2. skewed slot shifting axle dosing pump according to claim 1, is characterized in that, described shifting axle includes connecting axle and sliding shoe, and described connection axle is fixing with sliding shoe to be connected, and sliding shoe arranges two parallel chutes, described chute arranges skewed slot。
3. skewed slot shifting axle dosing pump according to claim 2, it is characterized in that, described eccentric arranges chute hole, and described chute hole is arranged on eccentric center, also setting up slide block installing hole on described eccentric, described slide block installing hole is corresponding with chute hole。
4. skewed slot shifting axle dosing pump according to claim 1, it is characterized in that, described governor motion includes tune amount screw mandrel and tune amount seat, described tune amount cover for seat is located at outside tune amount screw mandrel, described tune amount screw mandrel upper end arranges tune amount handwheel, described tune amount handwheel is fixing with tune amount screw mandrel to be connected, and described tune amount screw mandrel lower end arranges shifting axle, and described shifting axle is flexibly connected with tune amount screw mandrel。
5. skewed slot shifting axle dosing pump according to claim 4, is characterized in that, described tune amount seat arranges retaining mechanism and detent mechanism, and described retaining mechanism and detent mechanism are all fixing with tune amount seat to be connected。
6. skewed slot shifting axle dosing pump according to claim 5, it is characterized in that, described retaining mechanism includes check lock lever, described check lock lever one end arranges latch segment, the described check lock lever other end arranges set lever, described latch segment and check lock lever laminating, described set lever is fixing with check lock lever to be connected。
7. skewed slot shifting axle dosing pump according to claim 5, is characterized in that, described detent mechanism includes location bar, and described location bar arranges positioning screw, and described positioning screw is fixing with location bar to be connected。
8. the skewed slot shifting axle dosing pump according to any one of claim 1-7, is characterized in that, described cabinet also sets up cam link mechanism, and described cam link mechanism is connected with cabinet。
9. skewed slot shifting axle dosing pump according to claim 8, is characterized in that, described cam link mechanism includes slide bar and connecting rod, arranges link pin between described slide bar and connecting rod, and described slide bar is connected with connecting rod by link pin。
10. the skewed slot shifting axle dosing pump according to any one of claim 1-7, is characterized in that, described reducing gear includes worm gear and worm screw, and described worm screw arranges drive motor, and described drive motor is connected with worm screw by shaft coupling。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610263986.0A CN105697259B (en) | 2016-04-26 | 2016-04-26 | Skewed slot shifting axle metering pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610263986.0A CN105697259B (en) | 2016-04-26 | 2016-04-26 | Skewed slot shifting axle metering pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105697259A true CN105697259A (en) | 2016-06-22 |
| CN105697259B CN105697259B (en) | 2019-03-05 |
Family
ID=56217601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610263986.0A Active CN105697259B (en) | 2016-04-26 | 2016-04-26 | Skewed slot shifting axle metering pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105697259B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974714A (en) * | 1974-10-01 | 1976-08-17 | Lewa Herbert Ott Kommanditgesellschaft | Pump driving mechanism with adjustable stroke |
| CN2338505Y (en) * | 1998-06-10 | 1999-09-15 | 常州市江南电力设备厂 | Mechanical diaphragm type metering pump |
| CN2756866Y (en) * | 2004-12-28 | 2006-02-08 | 浙江工业大学 | Travel regulation mechanism for metering pump |
| CN201078323Y (en) * | 2007-07-12 | 2008-06-25 | 储岳海 | High-precision diaphragm metering pump with adjustable flow quantity and no pulsation |
| CN201531385U (en) * | 2009-09-17 | 2010-07-21 | 德帕姆(杭州)泵业科技有限公司 | Measuring pump for sleeve type regulating mechanism |
| CN201696279U (en) * | 2009-11-10 | 2011-01-05 | 德帕姆(杭州)泵业科技有限公司 | Metering pump for eccentric stroke regulating mechanism |
| CN205592086U (en) * | 2016-04-26 | 2016-09-21 | 德帕姆(杭州)泵业科技有限公司 | Chute removes axle measuring pump |
-
2016
- 2016-04-26 CN CN201610263986.0A patent/CN105697259B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974714A (en) * | 1974-10-01 | 1976-08-17 | Lewa Herbert Ott Kommanditgesellschaft | Pump driving mechanism with adjustable stroke |
| CN2338505Y (en) * | 1998-06-10 | 1999-09-15 | 常州市江南电力设备厂 | Mechanical diaphragm type metering pump |
| CN2756866Y (en) * | 2004-12-28 | 2006-02-08 | 浙江工业大学 | Travel regulation mechanism for metering pump |
| CN201078323Y (en) * | 2007-07-12 | 2008-06-25 | 储岳海 | High-precision diaphragm metering pump with adjustable flow quantity and no pulsation |
| CN201531385U (en) * | 2009-09-17 | 2010-07-21 | 德帕姆(杭州)泵业科技有限公司 | Measuring pump for sleeve type regulating mechanism |
| CN201696279U (en) * | 2009-11-10 | 2011-01-05 | 德帕姆(杭州)泵业科技有限公司 | Metering pump for eccentric stroke regulating mechanism |
| CN205592086U (en) * | 2016-04-26 | 2016-09-21 | 德帕姆(杭州)泵业科技有限公司 | Chute removes axle measuring pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105697259B (en) | 2019-03-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103362769B (en) | A kind of dosing pump of overall throw of eccentric governor motion | |
| CN106514701B (en) | A kind of flexible joint of stiffness variable | |
| CN104736865B (en) | linear motion guidance device | |
| CN201060011Y (en) | Mechanism diaphragm metering pump | |
| CN102393304A (en) | Sliding barrel type central frame used in solid rocket motor static test | |
| CN201531385U (en) | Measuring pump for sleeve type regulating mechanism | |
| CN204610709U (en) | A kind of high rigidity precision speed reduction device | |
| CN106120172A (en) | There is the cloth feeding mechanism of needle gage regulatory function | |
| CN102758769B (en) | For the direct connection double-action stroke adjusting device of Reciprocating Metering Pump | |
| CN205592086U (en) | Chute removes axle measuring pump | |
| CN202559084U (en) | Needle bar frame driving device for computerized embroidery machine | |
| CN102062071B (en) | Liquid chromatography high-pressure series-wound cam pump | |
| CN105697259A (en) | Metering pump with movable shaft with chutes | |
| CN101716826B (en) | Stroke automatic adjusting device for press machine | |
| CN106930933B (en) | The tune amount retaining mechanism of metering pump | |
| CN102562702A (en) | Electro hydraulic valve | |
| CN102261329A (en) | Stroke regulation mechanism for metering pump | |
| CN205592084U (en) | Structure is adjusted to measuring pump | |
| US2288963A (en) | Driving connection | |
| CN104406562B (en) | Shaft angle measurement transmission device | |
| CN201455670U (en) | Lifting and swinging divider | |
| CN202545729U (en) | Novel stepless speed changer with speed ratio capable of being adjusted continuously | |
| CN206370281U (en) | Press strength-adjustable key | |
| CN203636375U (en) | Lifting dividing device | |
| CN202693979U (en) | Camera angle accurate regulating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |