CN207662672U - Medical test liquid relief metering device - Google Patents
Medical test liquid relief metering device Download PDFInfo
- Publication number
- CN207662672U CN207662672U CN201721908237.5U CN201721908237U CN207662672U CN 207662672 U CN207662672 U CN 207662672U CN 201721908237 U CN201721908237 U CN 201721908237U CN 207662672 U CN207662672 U CN 207662672U
- Authority
- CN
- China
- Prior art keywords
- liquid relief
- liquid
- capacitance
- voltage stabilizing
- microprocessor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model is related to medical test equipment technology fields, it is specifically a kind of reasonable for structure, medical test easy to use liquid relief metering device, it is characterized in that being equipped with digital display liquid-transfering gun, external display, the wherein described digital display liquid-transfering gun is equipped with liquid relief meter, the liquid relief meter is equipped with microprocessor, power circuit, pressure sensor, full bridge rectifier, voltage stabilizing chip, LED charactrons, wireless communication module, wherein microprocessor respectively with power circuit, pressure sensor, full bridge rectifier, voltage stabilizing chip, LED charactrons, wireless communication module is connected；The utility model compared with prior art, can complete that display is counted, measured in liquid-transfering gun gun body, and number display is accurate, power is extremely low, and general power is no more than 0.5w, has the advantages that reasonable for structure, easy to operate etc. notable.
Description
Technical field：
The utility model is related to medical test equipment technology fields, specifically a kind of reasonable for structure, easy to use
Medical test liquid relief metering device.
Background technology：
To ensure clinical examination quality, it is necessary to accomplish whole process quality control.Liquid-transfering gun is one kind of pipettor, is usually used in
Laboratory is a small amount of or micro liquid pipettes, and specification is different, and the liquid-transfering gun of different size matches different size of pipette tips, no
Shape with manufacturer's production is also slightly different, but operation principle and operating method are almost the same.In checkout procedure, some
Experiment, which needs to be spaced, is repeatedly added reagent or solution treatment, and also some experimental amounts big (such as sample detection) need that examination is added one by one
Agent or solution directly affect the accurate of experimental result it is easy to forget that (or misdescription) has been loaded number after reviewer is interrupted
Property, lead to the failure of an experiment, and then extend experimental period, wastes raw material (the especially reagent of price costly).
Invention content：
The utility model is directed to shortcoming and defect existing in the prior art, it is proposed that a kind of metering is accurate, is convenient for medical treatment
The medical test that reviewer appraises and decides liquid relief metering device.
The utility model can be achieved by the following measures：
A kind of medical test liquid relief metering device, it is characterised in that be equipped with digital display liquid-transfering gun, external display, wherein institute
State digital display liquid-transfering gun be equipped with liquid relief meter, the liquid relief meter be equipped with microprocessor, power circuit, pressure sensor,
Full bridge rectifier, voltage stabilizing chip, LED charactrons, wireless communication module, wherein microprocessor respectively with power circuit, pressure
Sensor, voltage stabilizing chip, LED charactrons, wireless communication module are connected, output end and the voltage stabilizing chip phase of full bridge rectifier
Even, the input terminal of full bridge rectifier is connected with power circuit；The external display is equipped with and channel radio in liquid relief meter
Believe the corresponding radio receiving transmitting module of module, and be equipped with controller, display screen, power circuit and function button, wherein controlling
Device is connected with function button, radio receiving transmitting module, display screen, power circuit respectively.
Pressure sensor in liquid relief meter described in the utility model is arranged below liquid-transfering gun inner carrier component, is used for
When detecting liquid-transfering gun liquid relief, piston rod pushes down on generated pressure signal in piston component, to complete liquid relief number
It counts.
Liquid-transfering gun described in the utility model includes shell, and piston component and push component, piston component packet are equipped in shell
Piston rod is included, piston rod part is equipped with promoting button, and underpart of the piston rod is equipped with convex platform, is corresponded in inner walls below convex platform
Equipped with lower convex platform, resetting spring is equipped between convex platform and lower convex platform, resetting spring side is equipped with pressure sensor, pressure sensing
Device is connected with the input end of analog signal of the microprocessor in liquid relief counter.
Pressure sensor described in the utility model uses electrostatic capacity type pressure sensor.
The power input of full bridge rectifier is connected with power circuit in liquid relief meter described in the utility model, micro-
One end of the connecting terminal ground connection of input end of analog signal in processor, another connecting terminal and first resistor connects, and first
The other end of resistance is grounded by RC filter circuits, the output end of the full bridge rectifier and the first pin phase of voltage stabilizing chip
Even, the output end of the full bridge rectifier is also connected with one end of the first capacitance, the other end ground connection of the first capacitance, voltage stabilizing core
The second pin of piece is grounded, and third pin is connected with the power end of microprocessor, and the output end and LED of the microprocessor are digital
Pipe is connected, and the third pin of voltage stabilizing chip is also connected with the 4th capacitance, another section of ground connection of the 4th capacitance, the both ends of the 4th capacitance
Third capacitance in parallel；The RC filter circuits are made of second resistance and the second capacitance in parallel；The voltage stabilizing chip uses
LM7805 voltage stabilizing chips, the full bridge rectifier are made of four concatenated diodes, and the first capacitance and the 4th capacitance use
Electrolytic capacitor, microprocessor use HR7P155 microcontrollers.
Radio receiving transmitting module and wireless communication module are realized using bluetooth module or WIFI module in the utility model.
The utility model compared with prior art, can complete that display, and number display are counted, measured in liquid-transfering gun gun body
Accurately, power is extremely low, and general power is no more than 0.5w, while can show display data by external indication mechanism, convenient for inspection
It tests personnel and carries out next step result statistics and summary, disclosure satisfy that next stage diagnosis and treatment personnel's quick obtaining examines knot in diagnosis and treatment process
Fruit, does not need patient and family numbers of patients manpower takes survey report, has the advantages that reasonable for structure, easy to operate etc. notable.
Description of the drawings：
Attached drawing 1 is the structural schematic diagram of the utility model.
Attached drawing 2 is the circuit diagram of liquid relief meter in the utility model.
Attached drawing 3 is the structural schematic diagram of liquid-transfering gun in the utility model.
Reference numeral：Digital display liquid-transfering gun 1, external display 2, liquid relief meter 3, microprocessor 4, power circuit 5, pressure
Sensor 6, full bridge rectifier 7, voltage stabilizing chip 8, LED charactrons 9, wireless communication module 10, radio receiving transmitting module 11, and set
Have controller 12, display screen 13, power circuit 14, function button 15, pressure sensor 6, piston rod 17, promoting button 18, on
Boss 19, lower convex platform 20, resetting spring 21, piston component 22.
Specific implementation mode：
The utility model will be further described below with reference to the accompanying drawings.
As shown in the picture, the utility model proposes a kind of medical test liquid relief metering devices, it is characterised in that is equipped with
Digital display liquid-transfering gun 1, external display 2, wherein the digital display liquid-transfering gun 1 is equipped with liquid relief meter 3, the liquid relief meter 3
Equipped with microprocessor 4, power circuit 5, pressure sensor 6, full bridge rectifier 7, voltage stabilizing chip 8, LED charactrons 9, channel radio
Believe module 10, wherein microprocessor 4 respectively with power circuit 5, pressure sensor 6, voltage stabilizing chip 8, LED charactrons 9, channel radio
Letter module 10 is connected, and the output end of full bridge rectifier 7 is connected with voltage stabilizing chip 8, input terminal and the electricity of full bridge rectifier 7
Source circuit is connected；The external display 2 is equipped with radio receiving transmitting module corresponding with wireless communication module in liquid relief meter
11, and it is equipped with controller 12, display screen 13, power circuit 14 and function button 15, wherein controller 12 is pressed with function respectively
Key 15, radio receiving transmitting module 11, display screen 13, power circuit 14 are connected.
Pressure sensor 6 in liquid relief meter 3 described in the utility model is arranged below liquid-transfering gun inner carrier component, uses
When detecting liquid-transfering gun liquid relief, piston rod pushes down on generated pressure signal in piston component 22, to complete liquid relief time
Several countings.
Liquid-transfering gun described in the utility model includes shell 16, and piston component and push component, piston group are equipped in shell 16
Part includes piston rod 17, and 17 top of piston rod is equipped with promoting button 18, and 17 lower part of piston rod is equipped with convex platform 19,16 inner wall of shell
19 lower section of upper corresponding convex platform is equipped with lower convex platform 20, and resetting spring 21, resetting spring are equipped between convex platform 19 and lower convex platform 20
21 sides are equipped with pressure sensor 6, and pressure sensor 6 is connected with the input end of analog signal of the microprocessor in liquid relief counter
It connects.
The power input of full bridge rectifier 7 is connected with power circuit 5 in liquid relief meter described in the utility model,
One end of the connecting terminal ground connection of input end of analog signal in microprocessor 4, another connecting terminal and first resistor connects, the
The other end of one resistance is grounded by RC filter circuits, and the output end of the full bridge rectifier 7 draws with the first of voltage stabilizing chip 8
Foot is connected, and the output end of the full bridge rectifier 7 is also connected with one end of the first capacitance, the other end ground connection of the first capacitance,
The second pin of voltage stabilizing chip 8 is grounded, and third pin is connected with the power end of microprocessor 4, the output end of the microprocessor 4
It is connected with LED charactrons 9, the third pin of voltage stabilizing chip 8 is also connected with the 4th capacitance, another section of ground connection of the 4th capacitance, the
The both ends parallel connection third capacitance of four capacitances；The RC filter circuits are made of second resistance and the second capacitance in parallel；It is described steady
Chip 8 is pressed to use LM7805 voltage stabilizing chips, the full bridge rectifier is made of four concatenated diodes, the first capacitance and the
Four capacitances use electrolytic capacitor, microprocessor 4 to use HR7P155 microcontrollers.
Radio receiving transmitting module and wireless communication module 10 are realized using bluetooth module or WIFI module in the utility model.
The utility model compared with prior art, can complete that display, and number display are counted, measured in liquid-transfering gun gun body
Accurately, power is extremely low, and general power is no more than 0.5w, while can show display data by external indication mechanism, convenient for inspection
It tests personnel and carries out next step result statistics and summary, disclosure satisfy that next stage diagnosis and treatment personnel's quick obtaining examines knot in diagnosis and treatment process
Fruit, does not need patient and family numbers of patients manpower takes survey report, has the advantages that reasonable for structure, easy to operate etc. notable.
Claims (5)
1. a kind of medical test liquid relief metering device, it is characterised in that digital display liquid-transfering gun, external display are equipped with, wherein described
Digital display liquid-transfering gun is equipped with liquid relief meter, and the liquid relief meter is equipped with microprocessor, power circuit, pressure sensor, complete
Bridge rectification circuit, voltage stabilizing chip, LED charactrons, wireless communication module, wherein microprocessor are passed with power circuit, pressure respectively
Sensor, voltage stabilizing chip, LED charactrons, wireless communication module are connected, output end and the voltage stabilizing chip phase of full bridge rectifier
Even, the input terminal of full bridge rectifier is connected with power circuit；The external display is equipped with and channel radio in liquid relief meter
Believe the corresponding radio receiving transmitting module of module, and be equipped with controller, display screen, power circuit and function button, wherein controlling
Device is connected with function button, radio receiving transmitting module, display screen, power circuit respectively.
2. a kind of medical test liquid relief metering device according to claim 1, it is characterised in that the liquid relief meter
In pressure sensor be arranged below liquid-transfering gun inner carrier component, when for detecting liquid-transfering gun liquid relief, piston in piston component
Bar pushes down on generated pressure signal, to complete the counting of liquid relief number.
3. a kind of medical test liquid relief metering device according to claim 1, it is characterised in that the liquid-transfering gun includes
Shell, shell is interior to be equipped with piston component and push component, and piston component includes piston rod, and piston rod part is equipped with promoting button,
Underpart of the piston rod is equipped with convex platform, is corresponded in inner walls and is equipped with lower convex platform below convex platform, set between convex platform and lower convex platform
There are resetting spring, resetting spring side to be equipped with pressure sensor, the mould of pressure sensor and the microprocessor in liquid relief counter
Quasi- signal input part is connected.
4. a kind of medical test liquid relief metering device according to claim 1, it is characterised in that the liquid relief meter
The power input of middle full bridge rectifier is connected with power circuit, a terminals of input end of analog signal in microprocessor
One end of son ground connection, another connecting terminal and first resistor connects, and the other end of first resistor is grounded by RC filter circuits, institute
The output end for stating full bridge rectifier is connected with the first pin of voltage stabilizing chip, and the output end of the full bridge rectifier is also with
One end of one capacitance is connected, the other end ground connection of the first capacitance, the second pin ground connection of voltage stabilizing chip, third pin and microprocessor
The power end of device is connected, and the output end of the microprocessor is connected with LED charactrons, and the third pin of voltage stabilizing chip is also with the 4th
Capacitance is connected, another section of ground connection of the 4th capacitance, the both ends parallel connection third capacitance of the 4th capacitance；The RC filter circuits are by parallel connection
Second resistance and the second capacitance composition；The voltage stabilizing chip uses LM7805 voltage stabilizing chips, and the full bridge rectifier is by four
A concatenated diode composition, the first capacitance and the 4th capacitance use electrolytic capacitor, microprocessor to use HR7P155 microcontrollers.
5. a kind of medical test liquid relief metering device according to claim 1, it is characterised in that radio receiving transmitting module and
Wireless communication module is realized using bluetooth module or WIFI module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721908237.5U CN207662672U (en) | 2017-12-30 | 2017-12-30 | Medical test liquid relief metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721908237.5U CN207662672U (en) | 2017-12-30 | 2017-12-30 | Medical test liquid relief metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207662672U true CN207662672U (en) | 2018-07-27 |
Family
ID=62944854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721908237.5U Expired - Fee Related CN207662672U (en) | 2017-12-30 | 2017-12-30 | Medical test liquid relief metering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207662672U (en) |
-
2017
- 2017-12-30 CN CN201721908237.5U patent/CN207662672U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20181230 |