CN205370876U - Five jar plunger pumps - Google Patents
Five jar plunger pumps Download PDFInfo
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- CN205370876U CN205370876U CN201521041008.9U CN201521041008U CN205370876U CN 205370876 U CN205370876 U CN 205370876U CN 201521041008 U CN201521041008 U CN 201521041008U CN 205370876 U CN205370876 U CN 205370876U
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- piston
- piston rod
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- electromagnetic valve
- pump body
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Abstract
The utility model discloses a five jar plunger pumps, including the plunger pump body, plunger pump body upper end is equipped with the first pipe that advances, the piston cavity that is used for storing the washing liquid is offered to the terminal surface under the plunger pump body, the piston cavity advances tub intercommunication with first, the cover is equipped with the piston rod that can reciprocate in the piston cavity, the one end that the plunger pump body was kept away from to the piston rod is connected with the piston piece, lower end of the piston rod is equipped with spacing boss, it is used for prescribing a limit to the spacing recess of piston rod along vertical orientation displacement to offer at piston piece up end, spacing boss can reciprocate in spacing recess, and the space that reciprocates of all spacing bosss respectively with the piston rod one -to -one that corresponds, piston piece up end still is equipped with limit baffle, it forms the imbibition cavity to move down through the piston rod in the piston cavity, the utility model is not only simple in structure, convenient operation, it is with low costs, safe and reliable, long service life.
Description
Technical field
This utility model relates to plunger displacement pump, specifically a kind of Five-cylinder piston pump.
Background technology
nullImmunoassay is the important means of clinic diagnosis，Including virus、Hormone、The multiclass detection projects such as tumor markers，Chemiluminescence immune assay is the radioimmunity that continues、Fluorescence immunoassay、The up-to-date immunoassay technology grown up after EIA enzyme immunoassay，Have highly sensitive、Detection range width、The advantages such as label good stability，The most important means of ion vitro immunization detection are increasingly become，The Full-automatic chemiluminescence immunoassay analysis meter working method of chemically based luminescence mechanism design is mainly application of sample-incubation-cleaning-measurement four step，Wherein clean the committed step for preventing experiment cross-contamination，The cleaning needle of cleaning area is carried out draining feeding by the pump that cleans of luminescence immunoassay instrument simultaneously，Then pass through cleaning needle sample tube is carried out，But the volumetric accuracies owing to cleaning needle feeding in existing equipment cleanout fluid is low，Waste is serious，Multiple drain pipe can not be met work simultaneously，And equipment cost is high，Structure is complicated，Difficult in maintenance.
Utility model content
Technical problem to be solved in the utility model is, for the shortcoming of above prior art, it is proposed to a kind of Five-cylinder piston pump, being not only simple in structure, easy to operate, cost is low, safe and reliable, safeguard simple, long service life, and it is able to ensure that multiple drain pipe is carried out draining the difference according to cleaning requirement simultaneously, carries out cleaning fluid volume separately controlling, and control accuracy is high, improve work efficiency, reduce the consumption that makes of cleanout fluid, save cost.
In order to solve above-mentioned technical problem, the technical solution of the utility model is achieved in the following ways: a kind of Five-cylinder piston pump, including plunger displacement pump body, plunger displacement pump body upper end is provided with the first inlet pipe, the piston cavity for storing cleanout fluid is offered in plunger displacement pump body lower surface, piston cavity and the connection of the first inlet pipe, piston cavity is arranged with the piston rod that can move up and down, piston rod is connected to piston block away from one end of plunger displacement pump body, piston-rod lower end is provided with positive stop lug boss, the limited impression for limiting piston rod vertically displacement is offered in piston block upper surface, positive stop lug boss can move up and down in limited impression, and the space that moves up and down of all positive stop lug boss respectively with corresponding piston rod one_to_one corresponding；Piston block upper surface is additionally provided with postive stop baffle；Piston cavity moves down formation imbibition cavity by piston rod.
So, by the technical solution of the utility model, being moved down by piston rod in plunger displacement pump body thus forming imbibition cavity in piston cavity, determining imbibition cavity size according to the size of cleaning fluid volume, thus the displacement that the positive stop lug boss set on piston rod is in limited impression, this is simple and reliable for structure, multiple drain pipies can be carried out the setting of liquid measure simultaneously, be then carried out work, it is greatly improved work efficiency, reduce cost, safeguard simple, long service life.
The technical scheme that this utility model limits further is:
Aforesaid Five-cylinder piston pump, piston cavity is provided with five side by side, and the degree of depth of limited impression is all identical, it is arranged in limited impression at piston rod and is arranged with spacing block, the size of spacing block matches with corresponding imbibition cavity, has multiple method for forming imbibition cavity in piston cavity: as: the piston rod that the limited impression of different depth is identical with length is set；But after so arranging, although can realize identical effect, but poor universality, manufacturing cost is high, is unfavorable for large batch of production, so through contrast, by arranging the spacing block of different size on the piston rod, thus creating the imbibition cavity of different capabilities, simple in construction, easy for installation, versatility is good, and processing is simple, reduces cost, easy for installation, degree of accuracy is high.
nullAforesaid Five-cylinder piston pump，Also include horizontally disposed base，It is provided with motor cabinet in base upper surface、Electromagnetic valve installing plate and the fixing plate of plunger displacement pump，Motor cabinet、Electromagnetic valve installing plate、The fixing plate of plunger displacement pump is respectively equipped with motor、Electromagnetic valve and plunger displacement pump body，Motor output shaft is straight down，Base is " work " word structure，The underface being positioned at motor at base is vertically provided with screw mandrel，Screw mandrel is fixed on base by bearing，The upper end of screw mandrel is connected with motor output shaft by shaft coupling，There is movable block screw mandrel medium position is threaded，Movable block one end is connected with piston block，Screw mandrel is driven by motor，The movable block on screw mandrel is made to move up and down，So that movable block drives piston block to move up and down，This simple in construction，Easy to operate，Avoid use plunger displacement pump，Motor is used to greatly reduce use space and cost，Safeguard simple.
Aforesaid Five-cylinder piston pump, is positioned at piston block at base and is arranged right below stop screw, and stop screw is connected with whorl of base, arranges stop screw, facilitates the distance that regulating piston block moves up and down, and this simple in construction is easy to operate, and work efficiency is high.
Aforesaid Five-cylinder piston pump, electromagnetic valve has inlet, and electromagnetic valve has the first outlet and the second outlet, electromagnetic valve has two work stations, when electromagnetic valve is positioned at the first station, inlet and the first outlet, when electromagnetic valve is positioned at the second station, the first outlet and the second outlet, the first outlet is by the first flexible pipe and the first corresponding inlet pipe connection, second outlet is connected with cleaning needle by the second flexible pipe, arranging electromagnetic valve, it is convenient to adopt, and by hose connection, reduce installation accuracy, improve work efficiency.
The beneficial effects of the utility model are: moved down thus forming imbibition cavity in piston cavity in plunger displacement pump body by piston rod, size according to cleaning fluid volume determines imbibition cavity size, thus the displacement that the positive stop lug boss set on piston rod is in limited impression, this is simple and reliable for structure, multiple drain pipies can be carried out the setting of liquid measure simultaneously, be then carried out work, it is greatly improved work efficiency, reduce cost, safeguard simple, long service life；By arranging the spacing block of different size on the piston rod, thus creating the imbibition cavity of different capabilities, simple in construction, easy for installation, versatility is good, and processing is simple, reduces cost, and easy for installation, degree of accuracy is high；Drive screw mandrel by motor, make the movable block on screw mandrel move up and down, so that movable block drives piston block to move up and down, this simple in construction, easy to operate, it is to avoid use plunger displacement pump, use motor to greatly reduce use space and cost, safeguard simple, stop screw is set, facilitates the distance that regulating piston block moves up and down, this simple in construction, easy to operate, work efficiency is high.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model；
Fig. 2 is the sectional view of piston rod, piston block in this utility model；
Fig. 3 and Fig. 4 is this utility model overall structure schematic diagram in use；
Wherein: 1-plunger displacement pump body, 2-the first inlet pipe, 3-piston cavity, 4-piston rod, 5-piston block, 6-positive stop lug boss, 7-limited impression, 8-postive stop baffle, 9-imbibition cavity, 10-base, 11-motor cabinet, 12-electromagnetic valve installing plate, plate fixed by 13-plunger displacement pump, 14-motor, 15-electromagnetic valve, 16-screw mandrel, 17-shaft coupling, 18-movable block, 19-stop screw, 20-inlet, 21-first exports, 22-second exports, 23-the first flexible pipe, 24-the second flexible pipe, 25-spacing block.
Detailed description of the invention
Below this utility model is described in further detail:
Embodiment 1
A kind of Five-cylinder piston pump that the present embodiment provides, including plunger displacement pump body 1, plunger displacement pump body 1 upper end is provided with the first inlet pipe 2, the piston cavity 3 for storing cleanout fluid is offered in plunger displacement pump body 1 lower surface, piston cavity 3 connects with the first inlet pipe 2, piston cavity 3 is arranged with the piston rod 4 that can move up and down, piston rod 4 is connected to piston block 5 away from one end of plunger displacement pump body 1, piston rod 4 lower end is provided with positive stop lug boss 6, the limited impression 7 for limiting piston rod 4 vertically displacement is offered in piston block 5 upper surface, positive stop lug boss 6 can move up and down in limited impression 7, and the space that moves up and down of all positive stop lug boss 6 respectively with corresponding piston rod 4 one_to_one corresponding；Piston block 5 upper surface is additionally provided with postive stop baffle 8；Piston cavity 3 moves down formation imbibition cavity 9 by piston rod 4；
Wherein piston cavity 3 is provided with five side by side, and the degree of depth of limited impression 7 is all identical, is arranged in limited impression 7 at piston rod 4 and is arranged with spacing block 25, the size of spacing block 25 matches with corresponding imbibition cavity 9, by arranging the spacing block of different size on the piston rod, thus creating the imbibition cavity of different capabilities, simple in construction, easy for installation, versatility is good, and processing is simple, reduces cost, easy for installation, degree of accuracy is high；
Wherein also include horizontally disposed base 10, it is provided with motor cabinet 11 in base 10 upper surface, electromagnetic valve installing plate 12 and the fixing plate 13 of plunger displacement pump, motor cabinet 11, electromagnetic valve installing plate 12, the fixing plate 13 of plunger displacement pump is respectively equipped with motor 14, electromagnetic valve 15 and plunger displacement pump body 1, motor 14 output shaft is straight down, base 10 is in " work " word structure, the underface being positioned at motor 14 at base 10 is vertically provided with screw mandrel 16, screw mandrel 16 is fixed on base 10 by bearing, the upper end of screw mandrel 16 is connected with motor 14 output shaft by shaft coupling 17, there is movable block 18 screw mandrel 16 medium position is threaded, movable block 18 one end is connected with piston block 5；
Being positioned at piston block 5 at base 10 and be arranged right below stop screw 19, stop screw 19 is threadeded with base 10；Electromagnetic valve 15 has inlet 20, and electromagnetic valve 15 has the first outlet 21 and the second outlet 22, electromagnetic valve 15 has two work stations, when electromagnetic valve 15 is positioned at the first station, inlet 20 exports 21 with first and connects, and when electromagnetic valve 15 is positioned at the second station, the first outlet 21 exports 22 with second and connects, first outlet 21 is connected with the first corresponding inlet pipe 2 by the first flexible pipe 23, and the second outlet 22 is connected with cleaning needle by the second flexible pipe 24.
nullThe work process of the present embodiment: motor 14 drives movable block 18 to move down，Movable block 18 drives piston block 5 to move down simultaneously，Piston rod 4 in piston block 5 also moves down，Owing to spacing block 25 size in limited impression 7 is different，So that the distance that piston block 5 moves down is different，And then define the imbibition cavity 9 of different capabilities，Inlet 20 in electromagnetic valve 15 connects with the first outlet 21 simultaneously，Owing to imbibition cavity 9 is in negative pressure state，So suction cleanout fluid，Then motor 14 drives movable block 18 to be moved upwards up to initial position，Movable block 18 drives piston block 5 to move up simultaneously，The first outlet 21 in electromagnetic valve 15 simultaneously exports 22 with second and connects，Cleanout fluid is all released by piston rod 4 from imbibition cavity 9，And by the second flexible pipe 24, cleanout fluid is transported to cleaning needle and is carried out.
So by the technical scheme of this embodiment, this Five-cylinder piston pump is not only simple in structure, easy to operate, cost is low, safe and reliable, safeguards simple, long service life, and it is able to ensure that multiple drain pipe is carried out draining the difference according to cleaning requirement simultaneously, carries out cleaning fluid volume separately controlling, and control accuracy is high, improve work efficiency, reduce the consumption that makes of cleanout fluid, save cost.
Above example is only explanation technological thought of the present utility model; protection domain of the present utility model can not be limited with this; every according to the technological thought that the utility model proposes, any change done on technical scheme basis, each fall within this utility model protection domain.
Claims (5)
1. a Five-cylinder piston pump, including plunger displacement pump body, it is characterized in that: described plunger displacement pump body upper end is provided with the first inlet pipe, the piston cavity for storing cleanout fluid is offered in described plunger displacement pump body lower surface, described piston cavity and the connection of the first inlet pipe, described piston cavity is arranged with the piston rod that can move up and down, described piston rod is connected to piston block away from one end of plunger displacement pump body, described piston-rod lower end is provided with positive stop lug boss, the limited impression for limiting piston rod vertically displacement is offered in described piston block upper surface, described positive stop lug boss can move up and down in described limited impression, and the space that moves up and down of all positive stop lug boss respectively with corresponding piston rod one_to_one corresponding；Described piston block upper surface is additionally provided with postive stop baffle；Piston cavity moves down formation imbibition cavity by piston rod.
2. Five-cylinder piston pump according to claim 1, it is characterized in that: described piston cavity is provided with five side by side, and the degree of depth of described limited impression is all identical, is arranged in limited impression at described piston rod and is arranged with spacing block, the size of described spacing block matches with corresponding imbibition cavity.
3. Five-cylinder piston pump according to claim 2, it is characterized in that: also include horizontally disposed base, it is provided with motor cabinet in described base upper surface, electromagnetic valve installing plate and the fixing plate of plunger displacement pump, described motor cabinet, electromagnetic valve installing plate, the fixing plate of plunger displacement pump is respectively equipped with motor, electromagnetic valve and plunger displacement pump body, described motor output shaft is straight down, described base is " work " word structure, the underface being positioned at motor at described base is vertically provided with screw mandrel, described screw mandrel is fixed on base by bearing, the upper end of described screw mandrel is connected with motor output shaft by shaft coupling, there is movable block described screw mandrel medium position is threaded, described movable block one end is connected with piston block.
4. Five-cylinder piston pump according to claim 3, it is characterised in that: being positioned at piston block at described base and be arranged right below stop screw, described stop screw is connected with whorl of base.
5. the Five-cylinder piston pump according to claim 3 or 4, it is characterized in that: described electromagnetic valve has inlet, and described electromagnetic valve has the first outlet and the second outlet, described electromagnetic valve has two work stations, when electromagnetic valve is positioned at the first station, described inlet and the first outlet, when electromagnetic valve is positioned at the second station, first outlet and the second outlet, described first outlet is by the first flexible pipe and the first corresponding inlet pipe connection, and described second outlet is connected with cleaning needle by the second flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521041008.9U CN205370876U (en) | 2015-12-15 | 2015-12-15 | Five jar plunger pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521041008.9U CN205370876U (en) | 2015-12-15 | 2015-12-15 | Five jar plunger pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205370876U true CN205370876U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521041008.9U Active CN205370876U (en) | 2015-12-15 | 2015-12-15 | Five jar plunger pumps |
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| Country | Link |
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| CN (1) | CN205370876U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402100A (en) * | 2015-12-15 | 2016-03-16 | 苏州长光华医生物医学工程有限公司 | Five-cylinder plunger pump |
| CN107064535A (en) * | 2017-04-25 | 2017-08-18 | 厦门莱蔓新材料科技有限公司 | A kind of multichannel precision is loaded syringe pump module |
-
2015
- 2015-12-15 CN CN201521041008.9U patent/CN205370876U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402100A (en) * | 2015-12-15 | 2016-03-16 | 苏州长光华医生物医学工程有限公司 | Five-cylinder plunger pump |
| CN107064535A (en) * | 2017-04-25 | 2017-08-18 | 厦门莱蔓新材料科技有限公司 | A kind of multichannel precision is loaded syringe pump module |
| CN107064535B (en) * | 2017-04-25 | 2018-12-28 | 厦门莱蔓新材料科技有限公司 | A kind of multichannel precision sample-adding syringe pump module |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |