CN208109492U - A kind of portable continuous waste suction liquid device - Google Patents
A kind of portable continuous waste suction liquid device Download PDFInfo
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- CN208109492U CN208109492U CN201820651807.5U CN201820651807U CN208109492U CN 208109492 U CN208109492 U CN 208109492U CN 201820651807 U CN201820651807 U CN 201820651807U CN 208109492 U CN208109492 U CN 208109492U
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Abstract
The utility model provides a kind of portable continuous waste suction liquid device, including：Cylinder assembly, aspirating needle, liquid storage pipe, the cylinder assembly include shell, air pump, exhaust pipe, imbibition pipeline, power supply unit, and the air pump is connected on exhaust pipe；One end of the imbibition pipeline is connected to aspirating needle, and the other end of the imbibition pipeline is connected with liquid storage pipe, and described exhaust pipe one end is connected to liquid storage pipe, and the exhaust pipe other end is communicated with ambient atmosphere.The utility model is compared to the prior art, exhaust pipe is mutually separated with imbibition pipeline, negative pressure is taken out to liquid storage pipe through exhaust pipe by air pump, liquid is flowed into liquid storage pipe by aspirating needle through imbibition pipeline, it may be implemented continuously to draw waste liquid, and to compare dropper capacity bigger for liquid storage pipe, avoids repeated multiple times imbibition drain from operating, conventional efficient is effectively promoted；This waste suction liquid device structure is more compact, aspirating needle moderate length, and operation of conveniently taking is convenient for carrying.
Description
Technical field
The utility model relates to a kind of aspirators, and in particular to a kind of portable continuous waste suction liquid device.
Background technique
In biochemical experiment, it is often necessary to pipette liquid using pipette.When conventionally employed dropper pipettes liquid,
Suction is insufficient, and disposable liquid absorption amount is few, needs to operate repeatedly manually, seriously affects conventional efficient.The band that existing market occurs is inhaled
The pipettor of liquid pump, the air entry of suction pumps connect elongated pipette, and pipette is too long, and laboratory operation is very inconvenient,
And pipette capacity is smaller, it is impossible to be used in continuous imbibition, suck need after liquid just to can be carried out liquid discharge in pipe it is secondary
Imbibition.And the operation frequency is reduced to increase liquid absorption amount in some laboratories, using vacuum liquid-absorbing work station, but work station body
Product is larger, and carrying is inconvenient, and waste liquid bucket volume is larger, and experimenter is usually just handled after full liquid, and pipeline and waste liquid barrel are long
Time, which does not clear up, be easy to cause pollution.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the purpose of the utility model is to provide a kind of portable continuous waste suctions
Liquid device.
In order to achieve the above objectives, technical solution adopted by the utility model to solve its technical problems is：It is a kind of portable
Continuous waste suction liquid device, including：
Cylinder assembly comprising shell, air pump, exhaust pipe, imbibition pipeline, power supply unit, the air pump, exhaust tube
Road, imbibition pipeline, power supply unit are arranged in the shell, and the air pump is connected on exhaust pipe；
Aspirating needle is mounted on the lower end of shell；
Liquid storage pipe is detachably connected on shell；
One end of the imbibition pipeline is connected to aspirating needle, and the other end of the imbibition pipeline is connected with liquid storage pipe, institute
It states exhaust pipe one end to be connected to liquid storage pipe, the exhaust pipe other end is communicated with ambient atmosphere.
Compared to the prior art, exhaust pipe mutually separates the utility model with imbibition pipeline, by air pump through exhaust pipe
Negative pressure is taken out to liquid storage pipe, liquid is flowed into liquid storage pipe through imbibition pipeline by aspirating needle, may be implemented continuously to draw waste liquid, and
It is bigger that liquid storage pipe compares dropper capacity, avoids repeated multiple times imbibition drain from operating, conventional efficient is effectively promoted；This waste suction liquid
Device structure is more compact, aspirating needle moderate length, and operation of conveniently taking is convenient for carrying.
Further, the cylinder assembly further includes setting in the intracorporal pump fixing seat of the shell, TIP mounting cylinder, described
Aspirating needle is arranged in the TIP mounting cylinder, and the lower part of the TIP mounting cylinder is equipped with the mounting portion for installing TIP.
Further, further include TIP handle, remove TIP tube body, it is described to go the installation of TIP handle on the housing and
It is moved up and down along shell, it is described to go the setting of TIP tube body in TIP mounting cylinder periphery, it is described that TIP handle is gone to manage with TIP is removed
Body is connected；When it is described go TIP handle to move down along shell when, it is described that TIP tube body lower part is gone to be moved to the TIP mounting cylinder
Mounting portion, by the crown TIP from the mounting portion；When it is described go TIP handle to move up along shell when, it is described to go under TIP tube body
Portion is moved up to expose the mounting portion of the TIP mounting cylinder.
Using the above preferred scheme, disposable general TIP head can be installed by TIP mounting cylinder, prevent from producing test solution
Raw pollution；TIP handle can be gone to remove TIP head by pressing, prevent experiment operator from directly contacting test solution.
Further, the pipette road is equipped with a solenoid valve.
Using the above preferred scheme, the on-off of imbibition can be controlled with fast and flexible.
Further, processing unit is additionally provided in the shell, the shell is equipped with adjusting knob and the first detection list
Member, first inspection unit are used for the gear signal of detection adjusting knob, and the air pump, the first inspection unit are single with processing
First signal connection, the processing unit are issued after being handled according to the gear signal of the adjusting knob of the first inspection unit detection and are controlled
The instruction of air pump suction size.
Using the above preferred scheme, the rate of liquid aspiration that multi gear position may be implemented is adjusted.
Further, the housing tip is additionally provided with pressing operation bar and the second inspection unit, pressing operation bar bottom
Portion is equipped with return spring, shift position signal of second inspection unit for pressing operation bar described in detection, the processing
Unit is according to sending control air pump suction size after the shift position signal processing of the pressing operation bar of the second inspection unit detection
Instruction.
Using the above preferred scheme, the electrodeless adjustment in certain gear section rate of liquid aspiration may be implemented, improve operation
Feel adjusts the speed more convenient laborsaving.
Further, the shell includes hand-held part and interconnecting piece, and the liquid storage pipe is connected to the interconnecting piece, the liquid storage
The tube length direction of pipe is parallel with the length direction of the hand-held part.
Using the above preferred scheme, the length for reducing waste suction liquid device facilitates grip.
Further, the interconnecting piece lower end of the shell is equipped with the level sensing for liquid level in detection liquid storage pipe
Device.
Using the above preferred scheme, the overload overflow of liquid absorption amount can be prevented.
Further, further include that a liquid level adjusts unit, the liquid level adjust unit include adjust motor, screw component,
Grating sensor, the screw component include guide rail, movable block, screw rod, nut, and the movable block is mutually fixedly connected with nut,
The adjusting motor connect with the screw rod and can drive screw turns, and then movable block is driven to translate along guide rail, the grating
The detector of sensor is mounted on movable block, and the grating scale of the grating sensor is mounted on guide rail, the guide rail installation
On the interconnecting piece of the shell, the liquid level sensor is mounted on movable block.
It further, further include an input unit, the input unit is for inputting single imbibition numerical quantity, the input
Unit, adjusting motor, grating sensor, liquid level sensor are connect with processing unit signal, and the processing unit is according to input
It is issued after the single liquid absorption amount numerical signal processing inputted in unit and drives the instruction and grating sensor for adjusting motor action
Target position instruction when liquid signal is arrived in liquid level sensor detection, is located so that liquid level sensor is moved to target level position
Manage the instruction that unit issues the closing of control solenoid valve and air pump stopping movement.
Using the above preferred scheme, without clearing up liquid storage liquid within the cartridge, it can on the basis of original liquid level, setting
Single liquid absorption amount operates convenient for the imbibition of continuous several times.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model；
Fig. 2 is a kind of structural blast schematic diagram of embodiment of the utility model；
Fig. 3 is a kind of structural schematic diagram of embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the utility model another embodiment；
Fig. 5 is the structural schematic diagram of the utility model another embodiment；
Fig. 6 is the structural schematic diagram of the utility model another embodiment.
The title of number and corresponding component represented by letter in figure：
11- shell；The hand-held part 111-；112- interconnecting piece；12- air pump；13- exhaust pipe；14- imbibition pipeline；15- pump is solid
Reservation；16-TIP mounting cylinder；17- solenoid valve；2- aspirating needle；3- liquid storage pipe；41-TIP head；42- removes TIP handle；43- removes TIP
Tube body；51- adjusting knob；The first inspection unit of 52-；61- pressing operation bar；62- return spring；The second inspection unit of 63-；7-
Processing unit；8- liquid level sensor；9- liquid level adjusts unit；91- adjusts motor；92- guide rail；93- movable block；94- screw rod；
95- grating sensor；96- input unit.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, a kind of portable continuous waste suction liquid device, including：
Cylinder assembly comprising shell 11, air pump 12, exhaust pipe 13, imbibition pipeline 14, power supply unit, air pump 12 are taken out
Air pipe 13, imbibition pipeline 14, power supply unit are arranged in shell 11, and air pump 12 is connected on exhaust pipe 13；
Aspirating needle 2 is mounted on the lower end of shell 11；
Liquid storage pipe 3 is detachably connected on shell 11；
One end of imbibition pipeline 14 is connected to aspirating needle 2, and the other end of imbibition pipeline 14 is connected with liquid storage pipe 3, pumping
13 one end of pipeline is connected to liquid storage pipe 3, and 13 other end of exhaust pipe is communicated with ambient atmosphere.
Beneficial effect by adopting the above technical scheme is：Exhaust pipe 13 is separated with 14 phase of imbibition pipeline, passes through air pump 12
Negative pressure is taken out to liquid storage pipe 3 through exhaust pipe 13, liquid is flowed into liquid storage pipe 3 by aspirating needle 2 through imbibition pipeline 14, Ke Yishi
Now continuously draw waste liquid, and to compare dropper capacity bigger for liquid storage pipe 3, avoids repeated multiple times imbibition drain from operating, is effectively promoted
Conventional efficient；This waste suction liquid device structure is more compact, aspirating needle moderate length, and operation of conveniently taking is convenient for carrying.
As Figure 2-3, the cylinder assembly further includes the pump fixing seat 15 being arranged in shell 11, TIP mounting cylinder 16,
Aspirating needle 2 is arranged in TIP mounting cylinder 16, and the lower part of TIP mounting cylinder 16 is equipped with the mounting portion for installing TIP head 41；Further include
It removes TIP handle 43, remove TIP tube body 42, go TIP handle 43 to be mounted on shell 11 and can move up and down along shell 11, remove TIP
Tube body 42 is arranged in 16 periphery of TIP mounting cylinder, and TIP handle 43 is gone to be connected with TIP tube body 42 is removed；When go TIP handle 43 along shell
When body 11 moves down, 42 lower part of TIP tube body is gone to be moved to the mounting portion of TIP mounting cylinder 16, TIP head 41 is lifted off the installation
Portion；When going TIP handle 43 to move up along shell 11,42 lower part of TIP tube body is gone to move up to expose the installation of TIP mounting cylinder 16
Portion.Beneficial effect by adopting the above technical scheme is：Disposable general TIP head 41 can be installed by TIP mounting cylinder 16, prevented
Pollution is generated to test solution；TIP handle 43 can be gone to remove TIP head 41 by pressing, prevent experiment operator from directly contacting examination
Liquid.
As shown in figure 3, imbibition pipeline 14 is equipped with a solenoid valve 17 in other embodiments of the utility model.
Beneficial effect by adopting the above technical scheme is：The on-off of imbibition can be controlled with fast and flexible.
As shown in Figure 3,4, in other embodiments of the utility model, processing unit 7, shell are additionally provided in shell 11
Body 11 is equipped with adjusting knob 51 and the first inspection unit 52, and gear of first inspection unit 52 for detection adjusting knob 51 is believed
Number, air pump 12, the first inspection unit 52 are connect with 7 signal of processing unit, and processing unit 7 is according to 52 detection of the first inspection unit
Adjusting knob 51 gear signal processing after issue control 12 suction size of air pump instruction.Wherein, the first inspection unit can
Think one group of photoelectric sensor to match with 51 gear positions of adjusting knob.Beneficial effect by adopting the above technical scheme is：
The rate of liquid aspiration that multi gear position may be implemented is adjusted.
As shown in Figure 3,4, in other embodiments of the utility model, 11 top of shell is additionally provided with pressing operation bar
61 and second inspection unit 63,61 bottom of pressing operation bar be equipped with return spring 62, the second inspection unit 63 is for detection pressing
The shift position signal of operating stick 61, processing unit 7 is according to the mobile position of the pressing operation bar 61 of 63 detection of the second inspection unit
The instruction for controlling 12 suction size of air pump is issued after setting signal processing.Wherein the second inspection unit 63 can pass for a pattern displacement
Sensor.Beneficial effect by adopting the above technical scheme is：It may be implemented to mention in the electrodeless adjustment of certain gear section rate of liquid aspiration
High operating handle adjusts the speed more convenient laborsaving.
As shown in Figure 1, shell 11 includes hand-held part 111 and interconnecting piece in other embodiments of the utility model
112, liquid storage pipe 3 is connected to 112 lower end of interconnecting piece, and the tube length direction of liquid storage pipe 3 and the length direction of hand-held part 111 are flat
Row.Beneficial effect by adopting the above technical scheme is：The length for reducing waste suction liquid device facilitates grip.
As shown in figure 5, the interconnecting piece lower end of shell 11 is equipped with for examining in other embodiments of the utility model
Know the liquid level sensor 8 of liquid level in liquid storage pipe 3.Beneficial effect by adopting the above technical scheme is：It can prevent liquid absorption amount
Overload overflow.
It as shown in Figure 5,6, further include that a liquid level adjusts unit 9, liquid level in other embodiments of the utility model
Adjusting unit 9 includes adjusting motor 91, screw component, grating sensor 95, and the screw component includes guide rail 92, movable block
93, screw rod 94, nut, movable block 93 are mutually fixedly connected with nut, are adjusted motor 91 and are connect with screw rod 94 and can drive screw rod 94
Rotation, and then movable block 93 is driven to translate along guide rail 92, the detector of grating sensor 95 is mounted on movable block 93, and grating passes
The grating scale of sensor 95 is mounted on guide rail 92, and guide rail 92 is mounted on the interconnecting piece of shell 11, and liquid level sensor 8 is mounted on shifting
On motion block 93；It further include an input unit 96, input unit 96 is adjusted for inputting single imbibition numerical quantity, input unit 96
Motor 91, grating sensor 95, liquid level sensor 8 are connect with 7 signal of processing unit, and processing unit 7 is according to input unit 96
It is issued after the single liquid absorption amount numerical signal processing of middle input and drives the instruction and grating sensor 95 for adjusting the movement of motor 91
Target position instruction, so that liquid level sensor 8 is moved to target level position, when 8 detection of liquid level sensor is to liquid signal,
Processing unit 7 issues the instruction that control solenoid valve 17 is closed and 12 stopping of air pump acts.Beneficial effect by adopting the above technical scheme
Fruit is：It is not necessary that liquid in liquid storage cylinder 3 is cleared up, it can on the basis of original liquid level, single liquid absorption amount is set, convenient for continuous more
Secondary imbibition operation.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow the common skill in this field
Art personnel can understand the content of the utility model and be implemented, and not limit the protection scope of the present invention,
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover in the protection scope of the utility model
It is interior.
Claims (10)
1. a kind of portable continuous waste suction liquid device, which is characterized in that including：
Cylinder assembly comprising shell, air pump, exhaust pipe, imbibition pipeline, power supply unit, the air pump, exhaust pipe, suction
Liquid pipeline, power supply unit are arranged in the shell, and the air pump is connected on exhaust pipe；
Aspirating needle is mounted on the lower end of shell；
Liquid storage pipe is detachably connected on shell；
One end of the imbibition pipeline is connected to aspirating needle, and the other end of the imbibition pipeline is connected with liquid storage pipe, the pumping
Air pipe one end is connected to liquid storage pipe, and the exhaust pipe other end is communicated with ambient atmosphere.
2. portable continuous waste suction liquid device according to claim 1, which is characterized in that the cylinder assembly further includes setting
In the intracorporal pump fixing seat of the shell, TIP mounting cylinder, the aspirating needle is arranged in the TIP mounting cylinder, the TIP mounting cylinder
Lower part be equipped with the mounting portion for installing TIP.
3. portable continuous waste suction liquid device according to claim 2, which is characterized in that further include TIP handle, remove TIP
Tube body, it is described to go the installation of TIP handle on the housing and be moved up and down along shell, it is described that TIP tube body is gone to be arranged in institute
TIP mounting cylinder periphery is stated, it is described that TIP handle is gone to be connected with TIP tube body is removed；TIP handle is gone to move down along shell when described
When, the mounting portion for going to TIP tube body lower part to be moved to the TIP mounting cylinder, by the crown TIP from the mounting portion；It is gone when described
It is described to go to TIP tube body lower part to move up to expose the mounting portion of the TIP mounting cylinder when TIP handle is moved up along shell.
4. portable continuous waste suction liquid device according to claim 1, which is characterized in that the pipette road is equipped with an electricity
Magnet valve.
5. portable continuous waste suction liquid device according to claim 4, which is characterized in that it is single to be additionally provided with processing in the shell
Member, the shell are equipped with adjusting knob and the first inspection unit, and first inspection unit is used for the shelves of detection adjusting knob
Position signal, the air pump, the first inspection unit are connect with processing unit signal, and the processing unit is according to the first inspection unit
The instruction of control air pump suction size is issued after the gear signal processing of the adjusting knob of detection.
6. portable continuous waste suction liquid device according to claim 5, which is characterized in that the housing tip is additionally provided with pressing
Operating stick and the second inspection unit, pressing operation bar bottom are equipped with return spring, and second inspection unit is used for detection
The shift position signal of the pressing operation bar, the processing unit is according to the shifting of the pressing operation bar of the second inspection unit detection
The instruction of control air pump suction size is issued after dynamic position signal processing.
7. portable continuous waste suction liquid device according to claim 6, which is characterized in that the shell includes hand-held part and company
Socket part, the liquid storage pipe are connected to the interconnecting piece, and the tube length direction of the liquid storage pipe and the length direction of the hand-held part are flat
Row.
8. portable continuous waste suction liquid device according to claim 7, which is characterized in that the interconnecting piece lower end of the shell is set
There is the liquid level sensor for liquid level in detection liquid storage pipe.
9. portable continuous waste suction liquid device according to claim 8, which is characterized in that it further include that a liquid level adjusts unit,
It includes adjusting motor, screw component, grating sensor that the liquid level, which adjusts unit, the screw component include guide rail, movable block,
Screw rod, nut, the movable block are mutually fixedly connected with nut, and the adjusting motor connect with the screw rod and screw rod can be driven to turn
It is dynamic, and then movable block is driven to translate along guide rail, the detector of the grating sensor is mounted on movable block, the grating sensing
The grating scale of device is mounted on guide rail, and the guide rail is mounted on the interconnecting piece of the shell, and the liquid level sensor is mounted on
On movable block.
10. portable continuous waste suction liquid device according to claim 9, which is characterized in that it further include an input unit, it is described
For input unit for inputting single imbibition numerical quantity, the input unit, adjusting motor, grating sensor, liquid level sensor are equal
It is connect with processing unit signal, the processing unit is sent out after being handled according to the single liquid absorption amount numerical signal inputted in input unit
Driving adjusts the instruction of motor action and the target position instruction of grating sensor out, so that liquid level sensor is moved to target liquid
Position position, when liquid level sensor detection arrive liquid signal when, processing unit issue control solenoid valve close and air pump stopping act
Instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820651807.5U CN208109492U (en) | 2018-05-03 | 2018-05-03 | A kind of portable continuous waste suction liquid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820651807.5U CN208109492U (en) | 2018-05-03 | 2018-05-03 | A kind of portable continuous waste suction liquid device |
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| Publication Number | Publication Date |
|---|---|
| CN208109492U true CN208109492U (en) | 2018-11-16 |
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ID=64114354
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820651807.5U Active CN208109492U (en) | 2018-05-03 | 2018-05-03 | A kind of portable continuous waste suction liquid device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186742A (en) * | 2019-07-08 | 2019-08-30 | 苏州新海生物科技股份有限公司 | POCT detection device and sample evenly mixing device |
| CN111487090A (en) * | 2019-11-14 | 2020-08-04 | 湖南爱威医疗科技有限公司 | Sample suction and sample application device |
-
2018
- 2018-05-03 CN CN201820651807.5U patent/CN208109492U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186742A (en) * | 2019-07-08 | 2019-08-30 | 苏州新海生物科技股份有限公司 | POCT detection device and sample evenly mixing device |
| CN111487090A (en) * | 2019-11-14 | 2020-08-04 | 湖南爱威医疗科技有限公司 | Sample suction and sample application device |
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