CN214131703U - Liquid suction device - Google Patents
Liquid suction device Download PDFInfo
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- CN214131703U CN214131703U CN202022366795.1U CN202022366795U CN214131703U CN 214131703 U CN214131703 U CN 214131703U CN 202022366795 U CN202022366795 U CN 202022366795U CN 214131703 U CN214131703 U CN 214131703U
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- 239000007788 liquid Substances 0.000 title claims abstract description 118
- 238000001514 detection method Methods 0.000 claims abstract description 80
- 238000012545 processing Methods 0.000 claims abstract description 50
- 239000012530 fluid Substances 0.000 claims 1
- 238000005213 imbibition Methods 0.000 abstract description 9
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000006210 lotion Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a liquid suction device, include: the liquid aspirator comprises a liquid aspirator body and a gun head; the temperature detection module is embedded in the liquid aspirator body and the gun head and detects the temperature of the liquid aspirator body, the gun head and the liquid to form a detection signal; the processing module is electrically connected with the temperature detection module and used for receiving the detection signal and calculating whether the temperatures of the liquid aspirator body, the gun head and the liquid are the same or not so as to output a processing signal; and the indicating module is electrically connected with the processing module and used for receiving the processing signal and outputting different indicating signals according to the processing signal. The utility model discloses an whether the temperature that indicating module detected aspirator body, rifle head and liquid according to detection module indicates the same to operating personnel can make corresponding temperature control or carry out next imbibition operation according to the pilot signal of difference.
Description
Technical Field
The utility model belongs to the technical field of the technique of laboratory paraphernalia and specifically relates to a liquid suction device is related to.
Background
The liquid transfer device is commonly used for transferring a small amount of or trace liquid in a laboratory, and comprises a liquid sucker of a gun head box, wherein the gun head is inserted into the liquid for 1-3 mm, and then the liquid is used for rinsing after the liquid nozzle is wetted by the liquid for several times. However, before pipetting, it is necessary to ensure that the pipetter and tip box are at the same temperature.
The prior liquid transfer device can only carry out temperature detection on the liquid absorber, the gun head and the liquid separately and then carry out lotion, and the temperature detection on the liquid absorber, the gun head and the liquid separately can lead the operation steps of the whole lotion to become fussy, thus leading the lotion operation to become complicated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art at least. Therefore, the utility model provides an imbibition device can directly judge whether imbibition device, rifle head and liquid temperature are the same, simplifies the test procedure, improves imbibition efficiency.
An embodiment of the utility model provides a liquid suction device, include: a liquid sucker body and a gun head,
the temperature detection module is embedded in the liquid aspirator body and the gun head and detects the temperature of the liquid aspirator body, the gun head and the liquid to form a detection signal;
the processing module is electrically connected with the temperature detection module and used for receiving the detection signal and calculating whether the temperatures of the liquid aspirator body, the gun head and the liquid are the same or not so as to output a processing signal;
and the indicating module is electrically connected with the processing module and used for receiving the processing signal and outputting different indicating signals according to the processing signal.
The utility model discloses liquid suction device has following beneficial effect at least: the processing module outputs corresponding processing signals according to the temperatures of the liquid sucker body, the pipette head and the liquid detected by the detection module, and the indicating module outputs corresponding indicating signals according to whether the temperatures of the liquid sucker body, the pipette head and the liquid are the same or not calculated in the processing signals, so that an operator can conveniently perform corresponding operations according to different indicating signals, and the temperature detection step of washing liquid operation is simplified.
According to the utility model discloses a imbibition device of other embodiments, the temperature detection module includes:
the first temperature detection unit is used for detecting the temperature of the liquid aspirator body and forming a first detection signal;
the second temperature detection unit is used for detecting the temperature of the gun head and forming a second detection signal;
and the third temperature detection unit is used for detecting the temperature of the gun head contacting the liquid and forming a third detection signal.
According to other embodiments of the present invention, a wicking apparatus further comprises:
and the amplifying module is electrically connected with the temperature detection module and the processing module and is used for amplifying the detection signal.
According to other embodiments of the present invention, the liquid suction device, the indicating module comprises:
the first indicating unit is electrically connected to the processing module to output a first indicating signal indicating that the temperatures of the liquid aspirator body, the gun head and the liquid are the same;
and the second indicating unit is electrically connected with the processing module to output a second indication signal for indicating that the temperatures of the liquid aspirator body, the gun head and the liquid are different.
According to other embodiments of the present invention, the liquid suction device, the first indicating unit includes: the first triode and the first indicator light;
the base electrode of the first triode is connected with the processing module;
the collector of the first triode is connected with the first indicator light and then is connected with a power supply;
and the emitter of the first triode is grounded.
According to other embodiments of the present invention, the second indicating unit comprises:
the second triode and the second indicator light;
the base electrode of the second triode is connected with the processing module;
the collector of the second triode is connected with the second indicator light and then is grounded;
and the emitter of the second triode is connected with a power supply.
According to other embodiments of the present invention, the liquid suction device, the first detection unit comprises: the temperature-sensitive resistor comprises a first temperature-sensitive resistor and a first resistor, wherein one end of the first temperature-sensitive resistor is connected with one end of the first resistor, the other end of the first temperature-sensitive resistor is grounded, and the other end of the first resistor is connected with a power supply;
the second temperature detection unit includes: the temperature-sensitive resistor comprises a second temperature-sensitive resistor and a second resistor, wherein one end of the second temperature-sensitive resistor is connected with one end of the second resistor, the other end of the second temperature-sensitive resistor is grounded, and the other end of the first resistor is connected with a power supply;
the third temperature detection unit includes: the temperature-sensitive resistor comprises a third temperature-sensitive resistor and a third resistor, wherein one end of the third temperature-sensitive resistor is connected with one end of the third resistor, the other end of the third temperature-sensitive resistor is grounded, and the other end of the third resistor is connected with a power supply.
According to the utility model discloses an imbibition device of other embodiments, first temperature sensitive resistor male first mounting groove has been seted up to imbibition device body inside, the rifle head is close to second temperature sensitive resistor male second mounting groove has been seted up to imbibition device body one end, the rifle head is kept away from the one end of imbibition device body is seted up third temperature sensitive resistor male third mounting groove.
According to the utility model discloses a liquid suction device of other embodiments, be equipped with on the first mounting groove and follow the first guide face of first temperature sensitive resistance direction of inserting, be equipped with on the second mounting groove and follow the second guide face of second temperature sensitive resistance direction of inserting, be equipped with on the second mounting groove and follow the third guide face of third temperature sensitive resistance direction of inserting.
According to other embodiments of the utility model discloses a liquid suction device, the rifle head can be replaced by 8 passageway rifle heads.
Drawings
FIG. 1 is a block diagram of an embodiment of a wicking apparatus in an embodiment of the invention;
FIG. 2 is a schematic circuit diagram of an embodiment of a wicking apparatus in an embodiment of the invention;
FIG. 3 is a cross-sectional view of an embodiment of a wicking apparatus in an embodiment of the invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
fig. 5 is an enlarged schematic view of a portion B in fig. 3.
Reference numerals: 100. a liquid aspirator body; 110. a first mounting groove; 111. a first guide surface; 200. a gun head; 210. a second mounting groove; 211. a second guide surface; 220. a third mounting groove; 221. a third guide surface; 300. a temperature detection module; 310. a first temperature detection unit; 320. a second temperature detection unit; 330. a third temperature detection unit 400 and a processing module; 500. an indication module; 510. a first indicating unit; 600. an amplifying module; 610. a first amplifying unit; 620. a second amplifying unit; 630. a third amplifying unit 630.
Detailed Description
The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.
In the description of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, only for convenience of description and simplification of description, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. If a feature is referred to as being "disposed," "secured," "connected," or "mounted" to another feature, it can be directly disposed, secured, or connected to the other feature or indirectly disposed, secured, connected, or mounted to the other feature.
In the description of the embodiments of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.
Refer to fig. 1 and 3. The embodiment of the utility model discloses liquid suction device, include: a pipette body 100 and a lance tip 200.
The liquid sucker body 100 and the gun head 200 are provided with embedded detection modules for detecting the temperature of the liquid sucker body 100 and the temperature of the gun head 200 and outputting detection signals. The detection module is electrically connected with a signal processing module for receiving the detection signal, calculating whether the temperatures of the liquid aspirator body 100, the gun head 200 and the liquid are the same or not and outputting a processing signal; the processing module 400 is electrically connected with an indication module 500 for receiving the processing signal and outputting different indication signals according to the processing signal.
For example, when the detection module detects that the temperatures of the pipette body 100, the tip 200, and the liquid are different, the indication module 500 outputs different indication signals. If the detection module detects that the temperatures of the aspirator body 100, the lance head 200 and the liquid are the same, the indication module 500 outputs the same indication signal.
Specifically, when the liquid aspirator body 100, the tip 200 and the liquid temperature need to be detected, the temperature of the liquid aspirator body 100, the tip 200 and the liquid needs to be measured by directly using the detection module before the liquid aspirator body 100 is used for aspirating liquid, and then whether the liquid aspirator body 100, the tip 200 and the liquid temperature are the same can be known through the indication signal output by the indication module 500. Through instruction of instruction signal so that whether the operating personnel can learn the liquid temperature of the liquid sucker body 100 and the gun head 200 box is the same, the liquid sucking operation is not required to be carried out after the temperature measurement one by one, the temperature measurement operation before the liquid sucking is simplified, and the efficiency of the liquid sucking operation is improved.
Referring to fig. 1 and 2, in some embodiments of the invention, the temperature detection module 300 includes: a first temperature detection unit 310, a second temperature detection unit 320, and a third temperature detection unit 330; the first temperature detecting unit 310 is used for detecting the temperature of the pipette body 100 and generating a first detecting signal, the second temperature detecting unit 320 is used for detecting the temperature of the gun body and generating a second detecting signal, and the third temperature detecting unit 330 is used for detecting the temperature of the liquid and generating a third detecting signal. The temperature detection is respectively carried out on different devices or liquids through the first temperature detection unit 310, the second temperature detection unit 320 and the third temperature detection unit 330, so that the temperature detection of the liquid in the washing liquid device body and the liquid in the gun head 200 box can be carried out simultaneously, and the temperature detection operation is simplified.
In some embodiments of the present invention, the first temperature detecting unit 310 includes: the temperature-sensitive resistor system comprises a first temperature-sensitive resistor RT1 and a first resistor R1, wherein one end of the first temperature-sensitive resistor RT1 is connected with one end of a first resistor R1, the other end of the first temperature-sensitive resistor RT1 is grounded, one end of a first resistor R1 is grounded, and the processing module 400 is connected between the first temperature-sensitive resistor RT1 and the first resistor R1.
The first temperature-sensitive resistor RT1 is a positive temperature coefficient thermistor, and the resistance and the temperature of the first temperature-sensitive resistor RT1 are in negative correlation, that is, the higher the temperature of the first temperature-sensitive resistor RT1 is, the higher the resistance value is, so that the higher the resistance value of the first temperature-sensitive resistor RT1 is, the higher the voltage output to the processing module 400 is, so that the processing module 400 can calculate accurately.
In some embodiments of the present invention, the second temperature detecting unit 320 includes: the temperature-sensitive resistor comprises a second temperature-sensitive resistor RT2 and a second resistor R2, wherein one end of the second temperature-sensitive resistor RT2 is connected with one end of the second resistor R2, the other end of the second temperature-sensitive resistor RT2 is grounded, and the other end of the second resistor R2 is connected with a power supply.
The second temperature-sensitive resistor RT2 is also a positive temperature coefficient temperature-sensitive resistor, and the higher the temperature of the second temperature-sensitive resistor RT2 is, the higher the resistance value of the second temperature-sensitive resistor RT2 is, and the higher the voltage value of the second temperature-sensitive resistor RT2 is, the higher the voltage value output to the processing module 400 is, so that the processing module 400 can calculate the temperature value of the gun head 200 according to the voltage value output by the second temperature-sensitive resistor RT 2.
In some embodiments of the present invention, the third temperature detecting unit 330 includes: the temperature-sensitive resistor comprises a third temperature-sensitive resistor RT3 and a third resistor R3, wherein one end of the third temperature-sensitive resistor RT3 is connected with one end of the third resistor R3, the other end of the third temperature-sensitive resistor RT3 is grounded, and the other end of the third resistor R3 is connected with a power supply.
The third temperature sensitive resistor RT3 is also a positive temperature coefficient temperature sensitive resistor, and when the temperature detected by the third temperature sensitive resistor RT3 is higher, the resistance value of the third temperature sensitive resistor RT3 is higher, and the voltage value of the third temperature sensitive resistor RT3 is higher, the voltage value output to the processing module 400 is higher, so that the processing module 400 can calculate the temperature value of the liquid according to the input voltage value.
In some embodiments of the present invention, a liquid suction device further comprises an amplifying module 600, the amplifying module 600 is electrically connected to the detecting module to receive the detecting signal and amplify the detecting signal.
Wherein the amplification module 600 includes: the first amplifying unit 610 is electrically connected to the first temperature detecting unit 310 to receive the first detection signal and amplify the first detection signal, and the second amplifying unit 620 is electrically connected to the second temperature detecting unit 310 to amplify the second detection signal. The second amplifying unit 620 is electrically connected to the second temperature detecting unit 320 to receive the second detection signal and amplify the second detection signal, and the third amplifying unit 630 is electrically connected to the third temperature detecting unit 330 to receive the third detection signal and amplify the third detection signal. The first, second, and third detection signals are amplified by the first, second, and third amplifying units 610, 620, and 630, respectively, so that the processing module 400 can calculate more accurately whether the first, second, and third detection signals are equal.
In some embodiments of the present invention, the first amplifying unit 610 includes: a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, and a first operational amplifier A1; one end of the fourth resistor R4 is connected between the first resistor R1 and the first temperature-sensitive resistor RT1, and the other end is connected with the non-inverting input end of the first operational amplifier A1; the inverting input end of the first operational amplifier A1 is connected with the fifth resistor R5 and then grounded; one end of the sixth resistor R6 is connected to the non-inverting input terminal of the first operational amplifier a1, and the other end is connected to the output terminal of the first operational amplifier a 1. The voltage value output by the first temperature-sensitive resistor RT1 is amplified by the first operational amplifier a1 and then input to the processing module 400 for comparison, so that the processing module 400 can compare the voltage value more accurately.
In some embodiments of the present invention, the second amplifying unit 620 includes: a seventh resistor R7, an eighth resistor R8, a ninth resistor R9 and a second operational amplifier A2; one end of the seventh resistor R7 is connected between the second resistor R2 and the second temperature-sensitive resistor RT2, and the other end is connected with the non-inverting input end of the second operational amplifier A2; the inverting input end of the second operational amplifier A2 is connected with the eighth resistor R8 and then grounded; one end of the ninth resistor R9 is connected to the non-inverting input terminal of the second operational amplifier a2, and the other end is connected to the output terminal of the second operational amplifier a 2. The voltage value output by the second temperature-sensitive resistor RT2 is amplified by the second operational amplifier a2 and then input to the processing module 400 for comparison, so that the processing module 400 can compare the voltage value more accurately.
In some embodiments of the present invention, the third amplifying unit 630 includes: a tenth resistor R10, an eleventh resistor R11, a twelfth resistor R12, and a third operational amplifier A3; one end of the tenth resistor R10 is connected between the third resistor R3 and the third temperature-sensitive resistor RT3, and the other end is connected with the non-inverting input end of the third operational amplifier A3; the inverting input end of the third operational amplifier A3 is connected with the eleventh resistor R11 and then grounded; one end of the twelfth resistor R12 is connected to the non-inverting input terminal of the second operational amplifier a2, and the other end is connected to the output terminal of the second operational amplifier a 2. The voltage value output by the third temperature sensitive resistor RT3 is amplified by the third operational amplifier A3 and then input to the processing module 400 for comparison, so that the processing module 400 can compare the voltage value more accurately.
In some embodiments of the present invention, the processing module 400 is a control chip U1, the model of the control chip U1 is ICM7216, the connection between the control chip U1 and the first operational amplifier a1, the second operational amplifier a2 and the third operational amplifier A3 is specifically shown in fig. 2, the control chip U1 receives the first detection signal, the second detection signal and the third detection signal input by the first operational amplifier a1, the second operational amplifier a2 and the third operational amplifier A3, and if the voltage values of the first detection signal, the second detection signal and the third detection signal are the same, it indicates that the temperatures of the pipette body 100, the pipette head 200 and the liquid are the same, the control chip U1 outputs a high level; if the voltage values of the first detection signal, the second detection signal and the third detection signal are different, it indicates that the temperatures of the liquid sucker body 100, the pipette head 200 and the liquid are different, and the control chip U1 outputs a low level. The temperature of the aspirator body 100, the temperature of the lance head 200 and the temperature of the liquid are calculated by the control chip U1 to automatically compare and calculate the three temperatures, so that the temperature calculation is faster and simpler.
In some embodiments of the present invention, the indication module 500 includes: the first indicating unit 510 is electrically connected to the control chip U1 to output a first indicating signal, and the first indicating signal is used for indicating that the temperatures of the liquid aspirator body 100, the lance head 200 and the liquid are the same; the second indicating unit is electrically connected to the processing module 400 to output a second indicating signal, and the second indicating signal is used for indicating that the liquid sucker body 100, the lance head 200 and the liquid have different temperatures. The first indication unit 510 and the second indication unit output the first indication signal and the second indication signal to indicate whether the temperatures of the pipette body 100, the pipette head 200 and the liquid are the same or not, so that an operator can visually judge whether the temperatures of the pipette body 100, the pipette head 200 and the liquid are the same or not to perform the next operation.
Wherein the first indicating unit 510 includes: a first triode Q1, a first indicator LED 1; the model of the first triode Q1 is NPN type, the base electrode of the first triode Q1 is connected with the output end of the control chip U1, and the collector electrode of the first triode Q1 is connected with the power supply after being connected with the first indicator light LED 1; the emitter of the first transistor Q1 is grounded. The second indicating unit includes: a second triode Q2, a second indicator LED 2; the model of the second triode Q2 is PNP type, and the base electrode of the second triode Q2 is connected with the output end of the control chip U1; the collector of the second triode Q2 is connected with the second indicator light LED2 and then grounded; the emitter of the second transistor Q2 is connected to a power supply. When the output end of the control chip U1 outputs a high level, the first triode Q1 is turned on after being connected to the high level, the first indicator light LED1 is turned on, and the first indicator light LED1 is a green light emitting diode, so that the temperature of the liquid aspirator body 100, the temperature of the pipette tip 200 and the temperature of the liquid can be controlled to be the same through green light. After the output end of the control chip U1 outputs a low level, the second triode Q2 is turned on, the second indicator light LED2 is turned on after the second triode Q2 is turned on, and the second indicator light LED2 is a red light emitting diode, so that the temperature of the liquid sucker body 100, the temperature of the pipette tip 200 and the temperature of the liquid are different according to the emitted red light, and therefore an operator can timely change the temperature control of the liquid sucker body 100, the temperature of the pipette tip 200 and the temperature of the liquid to know that the temperature of the liquid sucker body 100, the temperature of the pipette tip 200 and the temperature of the liquid are the same.
Referring to fig. 3, 4 and 5, the lance tip 200 is in threaded connection with the liquid aspirator body 100, the liquid aspirator body 100 is provided with a first mounting groove 110, one end of the lance tip 200 close to the liquid aspirator body 100 is provided with a second mounting groove 210, and one end of the lance tip 200 far away from the liquid aspirator body 100 is provided with a third mounting groove 220. The first temperature sensitive resistor RT1 is arranged in the first mounting groove 110 on the aspirator body 100 and is used for detecting the temperature of the aspirator body 100, the second temperature sensitive resistor RT2 is arranged in the second mounting groove 210 on the gun head 200 and is used for detecting the temperature of the gun head 200, and the third temperature sensitive resistor RT3 is arranged in the third mounting groove 220 on the gun head 200 and is used for detecting the temperature of liquid.
The opening of the first mounting groove 110 is located at the top of the liquid sucker body 100, which is far away from the lance head 200, the opening of the second mounting groove 210 is located at the top of the lance head 200, which is close to the liquid sucker, the opening of the third mounting groove 220 is located at the bottom of the lance head 200, which is far away from the liquid sucker, and the first temperature sensitive resistor RT1, the second temperature sensitive resistor RT2 and the third temperature sensitive resistor RT3 are conveniently and respectively measured through the distributed arrangement of the first mounting groove 110, the second mounting groove 210 and the third mounting groove 220, so that the measurement accuracy is prevented from being reduced due to the influence of the temperature of adjacent equipment.
The first temperature-sensitive resistor RT1 is embedded in the first mounting groove 110, the second temperature-sensitive resistor RT2 is embedded in the second mounting groove 210, and the third temperature-sensitive resistor RT3 is embedded in the third mounting groove 220, so that the first temperature-sensitive resistor RT1, the second temperature-sensitive resistor RT2 and the third temperature-sensitive resistor RT3 can stably and accurately measure the temperature of the washing liquid device body, the gun head 200 and the liquid.
The first mounting groove 110 is provided with a first guide surface 111 along the insertion direction of the first temperature sensitive resistor RT1, and the second mounting groove 210 is provided with a second guide surface 211 along the insertion direction of the second temperature sensitive resistor RT 2. The third mounting groove 220 is provided with a third guide surface 221 along the insertion direction of the third temperature sensitive resistor RT 3. The provision of the second guide surface 211 and the third guide surface 221 facilitates the easy insertion of the first temperature sensitive resistor RT1, the second temperature sensitive resistor RT2, and the third temperature sensitive resistor RT3 into the first mounting groove 110, the second mounting groove 210, and the third mounting groove 220, respectively, by the first guide surface 111 and the second guide surface.
Wherein, rifle head 200 can be replaced by 8 passageway rifle heads 200, can in time absorb the liquid of corresponding dose through 8 passageway rifle heads 200.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Claims (10)
1. A wicking apparatus comprising: a liquid sucker body and a gun head, which are characterized in that,
the temperature detection module is embedded in the liquid aspirator body and the gun head and detects the temperature of the liquid aspirator body, the gun head and the liquid to form a detection signal;
the processing module is electrically connected with the temperature detection module and used for receiving the detection signal and calculating whether the temperatures of the liquid aspirator body, the gun head and the liquid are the same or not so as to output a processing signal;
and the indicating module is electrically connected with the processing module and used for receiving the processing signal and outputting different indicating signals according to the processing signal.
2. The wicking apparatus of claim 1, wherein the temperature detection module comprises:
the first temperature detection unit is used for detecting the temperature of the liquid aspirator body and forming a first detection signal;
the second temperature detection unit is used for detecting the temperature of the gun head and forming a second detection signal;
and the third temperature detection unit is used for detecting the temperature of the gun head contacting the liquid and forming a third detection signal.
3. The wicking apparatus of claim 1, further comprising:
and the amplifying module is electrically connected with the temperature detection module and the processing module and is used for amplifying the detection signal.
4. A wicking apparatus according to any one of claims 1 to 3, wherein the indication module comprises:
the first indicating unit is electrically connected to the processing module to output a first indicating signal indicating that the temperatures of the liquid aspirator body, the gun head and the liquid are the same;
and the second indicating unit is electrically connected with the processing module to output a second indicating signal for indicating that the temperatures of the liquid aspirator body, the gun head and the liquid are different.
5. The wicking apparatus of claim 4, wherein the first indication unit comprises: the first triode and the first indicator light;
the base electrode of the first triode is connected with the processing module;
the collector of the first triode is connected with the first indicator light and then is connected with a power supply;
and the emitter of the first triode is grounded.
6. The wicking apparatus of claim 4, wherein the second indication unit comprises:
the second triode and the second indicator light;
the base electrode of the second triode is connected with the processing module;
the collector of the second triode is connected with the second indicator light and then is grounded;
and the emitter of the second triode is connected with a power supply.
7. The wicking apparatus of claim 2, wherein the first detection unit comprises: the temperature-sensitive resistor comprises a first temperature-sensitive resistor and a first resistor, wherein one end of the first temperature-sensitive resistor is connected with one end of the first resistor, the other end of the first temperature-sensitive resistor is grounded, and the other end of the first resistor is connected with a power supply;
the second temperature detection unit includes: the temperature-sensitive resistor comprises a second temperature-sensitive resistor and a second resistor, wherein one end of the second temperature-sensitive resistor is connected with one end of the second resistor, the other end of the second temperature-sensitive resistor is grounded, and the other end of the first resistor is connected with a power supply;
the third temperature detection unit includes: the temperature-sensitive resistor comprises a third temperature-sensitive resistor and a third resistor, wherein one end of the third temperature-sensitive resistor is connected with one end of the third resistor, the other end of the third temperature-sensitive resistor is grounded, and the other end of the third resistor is connected with a power supply.
8. The pipette device as recited in claim 7 wherein a first mounting groove into which the temperature sensitive resistor is inserted is formed in the pipette body, a second mounting groove into which the temperature sensitive resistor is inserted is formed in the tip end of the tip end close to the pipette body, and a third mounting groove into which the temperature sensitive resistor is inserted is formed in the tip end of the tip end away from the pipette body.
9. A fluid aspirating apparatus as recited in claim 8, wherein said first mounting groove is provided with a first guide surface along an inserting direction of said first temperature sensitive resistor, said second mounting groove is provided with a second guide surface along an inserting direction of said second temperature sensitive resistor, and said second mounting groove is provided with a third guide surface along an inserting direction of said third temperature sensitive resistor.
10. The wicking apparatus of claim 1 wherein the lance tip is replaceable with an 8-channel lance tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022366795.1U CN214131703U (en) | 2020-10-22 | 2020-10-22 | Liquid suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022366795.1U CN214131703U (en) | 2020-10-22 | 2020-10-22 | Liquid suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214131703U true CN214131703U (en) | 2021-09-07 |
Family
ID=77559950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022366795.1U Expired - Fee Related CN214131703U (en) | 2020-10-22 | 2020-10-22 | Liquid suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214131703U (en) |
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2020
- 2020-10-22 CN CN202022366795.1U patent/CN214131703U/en not_active Expired - Fee Related
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