CN208003971U - A kind of multiple spot spacing adjusting device - Google Patents
A kind of multiple spot spacing adjusting device Download PDFInfo
- Publication number
- CN208003971U CN208003971U CN201721885234.4U CN201721885234U CN208003971U CN 208003971 U CN208003971 U CN 208003971U CN 201721885234 U CN201721885234 U CN 201721885234U CN 208003971 U CN208003971 U CN 208003971U
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- China
- Prior art keywords
- side plate
- regulating device
- regulating part
- guide groove
- regulating
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Abstract
The utility model provides a kind of multiple spot spacing adjusting device comprising：Support base, equipped with the first side plate, the second side plate being oppositely arranged；Roller is rotatably arranged at by shaft between the first side plate, the second side plate；The outer surface of roller is equipped with the guide groove of multiple and different trends；The distance between adjacent guide slots top is identical, and the distance of adjacent guide slots bottom end is identical；The distance between each adjacent guide slots top is more than the distance between each adjacent guide slots bottom end；Regulating part is slideably positioned on guide rod；Guide rod one end is located on the first side plate, and the other end is located on the second side plate；Guide rod is arranged in parallel with shaft；Connector comprising fixing end, connecting pin, fixing end are located on regulating part, and connecting pin is slideably positioned in guide groove；Liquid-transfering needle is located on regulating part.The utility model is simple in structure, by the rotation of roller realize multi-point away from adjusting, adjust and stablize, and degree of regulation is high.
Description
Technical field
The utility model is related to a kind of multiple spot spacing adjusting devices.
Background technology
Liquid-transfering device is widely used in the biological experiments such as biochemistry, molecule, cell, and major function is exactly by certain volume
Liquid is shifted.In existing widely used liquid-transfering device, there is multichannel, have it is single pass, also have it is artificial manually,
Also there is electronics automatic.In multi-channeled transposition arrangement, the volley of rifle fire is widely used, it disposably can accurately pipette multichannel phase
The liquid of same volume.
Existing spacing regulating system usually requires to be adjusted for each component, it is difficult to by an equipment to all
Component is equidistantly adjusted.And in LED multi-points, multi-assortment production needs the complicated occasion for adjusting and equidistantly adjusting, usually
It needs equidistantly to be adjusted, and adjusts that efficiency is too low, and error is larger one by one, cannot be satisfied the needs of existing production.And it can
The accurate equipment cost for adjusting multiple positions simultaneously is higher, and manufacturing cost can be significantly increased.
Chinese patent 201020577702.3 discloses a kind of multi-channeled transposition arrangement, including framework and liquid-transfering device, frame
It is equipped with supporting mechanism in vivo, is fixed at least two liquid-transfering devices on supporting mechanism, supporting mechanism is telescoping mechanism, supporting mechanism
For scissors mechanism.
Chinese patent 201620477502.8 discloses a kind of equidistant simple governor of multiple spot, pre-positioning block and post-positioning block
Between be additionally provided with the adjusting lead screw of adjustment spring compression total amount, spring one end, which is fixed on, to be adjusted on lead screw, above spring respectively
It has been equidistantly positioned adjusting locating piece, positioning and guiding slot is provided on positioning cavity, locating piece has been adjusted and is stretched out from positioning and guiding slot,
It adjusts lead screw to be drivingly connected to the regulation handle for being fixed on pre-positioning block side, be additionally provided between regulation handle and adjusting lead screw
Thrust bearing.
Chinese patent 201310617578.7 discloses a kind of Multi-channel liquid transfer device, which includes liquid relief dress
The regulating device with liquid-transfering gun spacing is set, the liquid-transfering device includes liquid relief driving element and liquid-transfering gun, liquid relief driving element
Including liquid relief linear motor, top plate, mandril guide rod are pushed；Liquid relief linear motor is fixed on the uppermost motor support plate of device
On, it pushes and is equipped with circular trough among top plate, both sides are equipped with guide thread hole, and bottom is equipped with rectangular channel, and width is lived slightly larger than liquid relief
The diameter of plug, liquid-transfering gun include liquid relief piston, piston cap, spring, liquid relief gun barrel, rifle point adapter head；First spring is nested in shifting
On liquid piston, liquid relief piston and spring are located in the round cavity of liquid relief gun barrel.
It is above-mentioned drawback of the prior art is that, it is complicated, adjust and need multiple power, be susceptible in engagement process therefore
Barrier further influences the precision between spacing..
Utility model content
In view of the drawbacks of the prior art, the utility model provides a kind of multiple spot spacing adjusting device, simple in structure, leads to
Cross roller rotation realize multi-point away from adjusting, adjust and stablize, and degree of regulation is high.
To achieve the goals above, the utility model provides a kind of multiple spot spacing adjusting device comprising：
Support base is equipped with the first side plate, the second side plate, and the first side plate, the second side plate are oppositely arranged；
Roller is rotatably arranged at by shaft between the first side plate, the second side plate；The outer surface of roller is equipped with more
The guide groove of a different trends；The distance between adjacent guide slots top is identical, and the distance of adjacent guide slots bottom end is identical；Each phase
The distance between adjacent guide groove top is more than the distance between each adjacent guide slots bottom end；
Regulating part is slideably positioned on guide rod；Guide rod one end is located on the first side plate, and the other end is located at the second side
On plate；Guide rod is arranged in parallel with shaft；
Connector for connecting regulating part and roller comprising fixing end, connecting pin, fixing end are located on regulating part,
Connecting pin is slideably positioned in guide groove；
Liquid-transfering needle is located on regulating part.
The utility model drives regulating part being oriented to by the way that the guide grooves of different trends is arranged on roller, by connector
It is moved on bar, to realize the adjusting of spacing.
The diameter of roller can be selected according to the spacing between regulating part in the utility model, be facilitated less whole
Structure reduces production cost.
Another kind specific implementation mode according to the present utility model, regulating device further comprise rotating for drive shaft
Motor.In the present solution, roller is rotated forward or inverted around shaft, position is contacted between guide groove and connector to realize
The variation for the spacing set further drives the variation of spacing between regulating part.Motor selects servo motor, can accurately control rolling
The rotational angle of cylinder.
Another kind specific implementation mode according to the present utility model, is equipped with belt drive component between motor and shaft.
Another kind specific implementation mode according to the present utility model, guide groove are skewed slot or arc groove.
Another kind specific implementation mode according to the present utility model, is equipped with sliding part between regulating part and guide rod.We
In case, the purpose that sliding part is arranged is, reduces the frictional force between regulating part and guide rod, keeps the position of regulating part more smart
Really.Preferably, sliding part is the sliding bearing for being adapted to guide rod outer diameter.
Another kind specific implementation mode according to the present utility model, liquid-transfering needle includes syringe needle, needle tubing, push rod, regulating part
It is equipped with through-hole, needle tubing passes through through-hole.Liquid-transfering needle is fixedly connected with regulating part, and passes through regulating part, in the process that spacing is adjusted
In, it will not be interfered with frid.
Another kind specific implementation mode according to the present utility model, regulating part are equipped with fastener, fastener threads connection
Regulating part.The effect of fastener, which is arranged, is, ensures that liquid-transfering needle is fixedly connected with regulating part, and opposite shake will not occur during use
Phenomena such as dynamic.
Another kind specific implementation mode according to the present utility model, regulating device are additionally provided with pressing plate, and pressing plate is located at support base
On, it is drivingly connected push rod.The action of imbibition and drain is completed by pressing plate driving push rod.
Another kind specific implementation mode according to the present utility model, pressing plate are equipped with groove, and groove corresponds to push rod setting.If
The purpose for setting groove is, facilitates the lifting of driving push rod, push rod uniform force, imbibition, drain action are smooth.
The number of another kind specific implementation mode according to the present utility model, liquid-transfering needle is 4-10；Preferably, liquid-transfering needle
Number be 8.
In the utility model, the number of regulating part is identical as the number of guide groove, and the number of regulating part is not less than liquid relief
The number of needle ensures to be applicable in conventional liquid shifting equipment.
In the utility model, the adjusting of spacing between regulating part is realized by rotating roller, and regulating part is located to drive
The spacing of liquid-transfering needle changes, and realizes the adjusting of spacing between multiple spot.
Compared with prior art, the utility model is beneficial in that：
1, simple in structure, the adjusting of spacing can be accurately controlled by servo motor, adjustment process is convenient, easy to operate；
2, liquid-transfering needle spacing adjustment process is steady, and reliability is high；
3, production and assembling process are simple, conveniently, high degree of automation.
The utility model is described in further detail below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is the overall structure diagram of the multiple spot spacing adjusting device of embodiment 1；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the cooperation schematic diagram of liquid-transfering needle and fastener；
Fig. 4 is the structural schematic diagram of liquid-transfering needle.
Specific implementation mode
Embodiment 1
A kind of multiple spot spacing adjusting device is present embodiments provided, as shown in Figs 1-4 comprising：Support base 1, roller 2,
Guide groove 3, regulating part 4, connector 5, liquid-transfering needle 6, motor 7, pressing plate 8.
Wherein, support base 1 includes the first side plate 11, the second side plate 12 being oppositely arranged；Roller 2 is set by the rotation of shaft 21
It is placed between the first side plate 11, the second side plate 12, shaft 21 is horizontally disposed, and roller 2 is rotated around shaft 21, the one of shaft 21
End is equipped with motor 7, and motor 7 is drivingly connected shaft 21 by belt component 71.
The outer surface of roller 2 is equipped with the guide groove 3 of eight different trends；The distance between 3 top of adjacent guide slots phase
Together, the distance of 3 bottom end of adjacent guide slots is identical；The distance between 3 top of each adjacent guide slots is more than 3 bottom end of each adjacent guide slots
The distance between.
Guide rod 13 is equipped on support base 1, guide rod 13 is parallel to shaft 21 and is set to the first side plate 11, the second side plate
Between 12.Regulating part 4 is slideably positioned on guide rod 13.Regulating part 4 is equipped with the through-hole 41 passed through for liquid-transfering needle, and passes through
Liquid-transfering needle 6 is fixed on regulating part 4 by fastener 42；Sliding bearing is equipped in through-hole 41, to reduce regulating part 4 in guide rod
Resistance in 13 in sliding process.
Connector 5 includes fixing end, connecting pin, and fixing end is located on regulating part 4, and connecting pin is slideably positioned in guide groove 3
In；Wherein, hinged between connecting pin and fixing end.
The number liquid level of liquid-transfering needle 68 comprising syringe needle 61, needle tubing 62, push rod 63, needle tubing 62 are passed through from through-hole 41；
The pressing plate 8 that can be lifted is equipped on support base 1, the position that push rod 63 is corresponded on pressing plate 8 is equipped with groove 81, passes through pressing plate 8
Raising and lowering completes the action of liquid-transfering needle 6 imbibition and drain.
In the present embodiment, guide groove 3 is skewed slot, and the connecting pin 52 of connector 5 will not be from guide groove 3 in sliding process
Abjection, guide groove 3 are equipped with position limiting structure.
Although the utility model is disclosed above with preferred embodiment, it is not limited to the model of the utility model implementation
It encloses.Any those skilled in the art improve in the invention scope for not departing from the utility model when can make a little,
I.e. every same improvement done according to the utility model, should be the scope of the utility model and is covered.
Claims (10)
1. a kind of multiple spot spacing adjusting device, which is characterized in that the regulating device includes：
Support base is equipped with the first side plate, the second side plate, and first side plate, second side plate are oppositely arranged；
Roller is rotatably arranged at by shaft between first side plate, second side plate；The outer surface of the roller
It is equipped with the guide groove of multiple and different trends；The distance between the adjacent guide groove top is identical, the adjacent guide groove bottom
The distance at end is identical；The distance between each adjacent described guide groove top be more than each adjacent guide groove bottom end between away from
From；
Regulating part is slideably positioned on guide rod；Described guide rod one end is located on first side plate, and the other end is located at institute
It states on the second side plate；The guide rod is arranged in parallel with the shaft；
Connector for connecting the regulating part and the roller comprising fixing end, connecting pin, the fixing end are located at institute
It states on regulating part, the connecting pin is slideably positioned in the guide groove；
Liquid-transfering needle is located on the regulating part.
2. regulating device as described in claim 1, which is characterized in that the regulating device further comprises described for driving
The motor of shaft rotation.
3. regulating device as claimed in claim 2, which is characterized in that be equipped with belt transmission between the motor and the shaft
Component.
4. regulating device as described in claim 1, which is characterized in that the guide groove is skewed slot or arc groove.
5. regulating device as described in claim 1, which is characterized in that be equipped with sliding between the regulating part and the guide rod
Part.
6. regulating device as described in claim 1, which is characterized in that liquid-transfering needle includes syringe needle, needle tubing, push rod, the tune
It saves part and is equipped with through-hole, the needle tubing passes through the through-hole.
7. regulating device as claimed in claim 6, which is characterized in that the regulating part is equipped with fastener, the fastener
It is threadedly coupled the regulating part.
8. regulating device as claimed in claim 6, which is characterized in that the regulating device is additionally provided with pressing plate, and the pressing plate is set
On the support base, it is drivingly connected the push rod.
9. regulating device as claimed in claim 8, which is characterized in that the pressing plate is equipped with groove, and the groove corresponds to institute
State push rod setting.
10. regulating device as described in claim 1, which is characterized in that the number of the liquid-transfering needle is 4-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721885234.4U CN208003971U (en) | 2017-12-27 | 2017-12-27 | A kind of multiple spot spacing adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721885234.4U CN208003971U (en) | 2017-12-27 | 2017-12-27 | A kind of multiple spot spacing adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208003971U true CN208003971U (en) | 2018-10-26 |
Family
ID=63882152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721885234.4U Expired - Fee Related CN208003971U (en) | 2017-12-27 | 2017-12-27 | A kind of multiple spot spacing adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208003971U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759159A (en) * | 2019-02-20 | 2019-05-17 | 深圳市万臣科技有限公司 | Automatically adjust the pipettor of spacing |
| CN110354928A (en) * | 2019-07-23 | 2019-10-22 | 上海堃博自动化设备有限公司 | Liquor removing workstation |
| CN113694983A (en) * | 2021-08-06 | 2021-11-26 | 北京擎科生物科技有限公司 | Variable-pitch liquid transfer device and gun head variable-pitch part |
-
2017
- 2017-12-27 CN CN201721885234.4U patent/CN208003971U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109759159A (en) * | 2019-02-20 | 2019-05-17 | 深圳市万臣科技有限公司 | Automatically adjust the pipettor of spacing |
| CN109759159B (en) * | 2019-02-20 | 2023-07-25 | 深圳市大肯科技有限公司 | Automatic spacing-adjusting pipette |
| CN110354928A (en) * | 2019-07-23 | 2019-10-22 | 上海堃博自动化设备有限公司 | Liquor removing workstation |
| CN113694983A (en) * | 2021-08-06 | 2021-11-26 | 北京擎科生物科技有限公司 | Variable-pitch liquid transfer device and gun head variable-pitch part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |