CN209529135U - Magnetic control dynamic glucometer - Google Patents
Magnetic control dynamic glucometer Download PDFInfo
- Publication number
- CN209529135U CN209529135U CN201821765834.1U CN201821765834U CN209529135U CN 209529135 U CN209529135 U CN 209529135U CN 201821765834 U CN201821765834 U CN 201821765834U CN 209529135 U CN209529135 U CN 209529135U
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- transmitter
- electrically connected
- magnetic switch
- power supply
- sensor
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Abstract
The utility model provides a kind of magnetic control dynamic glucometer, including host, transmitter and blood sugar monitoring sensor, transmitter is electrically connected by wireless signal and host and blood sugar monitoring sensor, functional circuit and power supply are provided in transmitter, power supply is electrically connected with the power supply by a switching circuit, and switching circuit includes a magnetic switch sensor and the magnetic switch circuit with the electric connection of magnetic switch sensor；Magnetic control dynamic glucometer with above structure is internally provided with the switching circuit being electrically connected with functional circuit in transmitter, and the switching circuit uses magnetic switch sensor and magnetic switch circuit, when wanting to close transmitter, it need to be only placed on by transmitter with one block of magnet, it is desirable to when so that transmitter working normally, magnet be taken away, it is easy to use, and it avoids and is convenient for carrying in the embarrassment that emitter surface installs contact node or switchgear to effectively reduce the volume of transmitter.
Description
Technical field
The utility model relates to blood glucose meter technical field more particularly to a kind of magnetic control dynamic glucometers.
Background technique
Present more and more diabetics, especially need to need insulin injection daily or pass through insulin pump
To control the type 1 diabetes patient of blood glucose, it is intended to dynamic glucometer is used, this is because dynamic glucometer facilitates patient in office
When between, place come understand blood glucose level and its variation go trend.The working principle of dynamic glucometer is: using tiny electrode as
The concentration of glucose in blood is subcutaneously experienced in the embedment of blood sugar monitoring sensor, then transfers information to monitoring by less radio-frequency
In display equipment, sensor is normally placed at abdomen or upper arm, and transmitter about credit card-sized, thickness is thicker, Ke Yifang
It is more convenient in pocket.In practical application, user is in certain reason and wants to temporarily turn off transmitter sometimes, due to existing dynamic
The inherent characteristic of state blood glucose meter product, transmitter must be disconnected by external switch or the short circuit of external contact to realize switch
Machine.Its major defect: need to increase external contact, be powered off to realize into low-power consumption by being shorted contact, and the increase gesture of contact
Small product size must be made to increase, also will increase the risk of contact water inlet short circuit.
Utility model content
It is dynamic that the purpose of the utility model is to provide a kind of magnetic controls of the on-off of the functional circuit inside magnet control transmitter
State blood glucose meter.
To achieve the goals above, the utility model provides a kind of magnetic control dynamic glucometer, including host, transmitter and
Blood sugar monitoring sensor, the transmitter are electrically connected by wireless signal and the host and the blood sugar monitoring sensor,
The transmitter is used to receive the data-signal of the blood sugar monitoring sensor and sends it to the host, the transmitter
It is inside provided with functional circuit and power supply, the power supply is electrically connected by a switching circuit and the power supply, the switching circuit
Including a magnetic switch sensor and the magnetic switch circuit being electrically connected with the magnetic switch sensor.
Compared with prior art, the utility model magnetic control dynamic glucometer is internally provided with and functional circuit electricity in transmitter
Property connection switching circuit, and the switching circuit use magnetic switch sensor and magnetic switch circuit, it is desirable to close transmitting
It when device, need to be only placed on by transmitter with one block of magnet, it is desirable to when so that transmitter working normally, magnet be taken away, used
It is convenient, and avoid and the embarrassment of contact node or switchgear is installed in emitter surface, to effectively reduce transmitter
Volume is convenient for carrying.
Preferably, the magnetic switch circuit includes switching transistor and driving transistor, the magnetic switch sensor
Input terminal connect with the power supply, the output end of the magnetic switch sensor electrically connects with the ground level of the switching transistor
It connects, the collector of the switch crystal is electrically connected by the emitter of one first divider resistance and the driving transistor, institute
The emitter for stating driving transistor is also electrically connected with the power supply, the collector and the functional circuit of the driving transistor
It is electrically connected.
Preferably, the magnetic switch circuit is additionally provided with anti-tampering module.
Preferably, the anti-tampering module includes one first filter capacitor and one second divider resistance, first filtering
Capacitor is electrically connected between the ground level and ground of the driving transistor, and second divider resistance is electrically connected at the switch
Between the collector of transistor and the ground level of the driving transistor.
Preferably, one second filter capacitor is additionally provided between the power input and ground of the magnetic switch sensor,
Second filter capacitor is used to eliminate the interference from the power supply to the magnetic switch sensor.
Preferably, the switching transistor and the driving transistor are metal-oxide-semiconductor.
Detailed description of the invention
Fig. 1 is the module connection structure schematic diagram of the utility model embodiment magnetic control dynamic glucometer.
Fig. 2 is the circuit diagram of the switching circuit in the transmitter of this utility model embodiment magnetic control dynamic glucometer.
Specific embodiment
For technology contents, structure feature, realization principle and the objects and the effects that the utility model is described in detail, with
Lower combination embodiment simultaneously cooperates attached drawing to be explained in detail.
As depicted in figs. 1 and 2, the utility model discloses a kind of magnetic control dynamic glucometers, including host 1,2 and of transmitter
Blood sugar monitoring sensor 3, transmitter 2 are electrically connected by wireless signal and host 1 and blood sugar monitoring sensor 3, and transmitter 2 is used
In the data-signal for receiving blood sugar monitoring sensor 3 and host 1 is sent it to, 21 He of functional circuit is provided in transmitter 2
Power supply VBAT, power supply VBAT are electrically connected by a switching circuit and power supply VBAT, and switching circuit is sensed including a magnetic switch
Device 20 and the magnetic switch circuit being electrically connected with magnetic switch sensor 20.
The utility model magnetic control dynamic glucometer is internally provided with the switch being electrically connected with functional circuit 21 in transmitter 2
Circuit, and the switching circuit uses magnetic switch sensor 20 and magnetic switch circuit, it is desirable to when closing transmitter 2, only need
It is placed on by transmitter 2 with one block of magnet, it is desirable to when so that transmitter 2 working normally, magnet is taken away, it is easy to use, and
And embarrassment in 2 surface mount contact node of transmitter or switchgear is avoided, so that the volume of transmitter 2 is effectively reduced,
It is convenient for carrying.
Specifically, as shown in Fig. 2, magnetic switch circuit includes switching transistor Q2 and driving transistor Q1, magnetic switch
The input terminal of sensor 20 is connect with power supply VBAT, the output end of magnetic switch sensor 20 and the ground level electricity of switching transistor Q2
Property connection, the collector of switching transistor Q2 electrically connected by the emitter of one first divider resistance R1 and driving transistor Q1
It connects, the emitter of transistor Q1 is driven also to be electrically connected with power supply VBAT, drive the collector and functional circuit 21 of transistor Q1
It is electrically connected.
When there is magnet close to transmitter 2, magnetic switch sensor 20 exports low level, and switching transistor Q2 is by leading
Cause driving transistor Q1 by power supply VBAT is powered off without output, transmitter 2；When magnet is taken away, magnetic switch sensor 20 is defeated
High level out, switching transistor Q2 conducting cause to drive transistor Q1 conducting, and power supply VBAT output is supplied by VCC to rear class
Electricity, 2 electrification reset of transmitter are started to work.
In addition, to eliminate influence of the external shake to magnetic switch sensor 20, and reduction external disturbance leads to system
False triggering, in the utility model magnetic control dynamic glucometer another preferred embodiment, magnetic switch circuit is additionally provided with anti-tampering mould
Block.Specifically, anti-tampering module includes one first filter capacitor C1 and one second divider resistance R2, the first filter capacitor C1 electrical
It is connected between the ground level and ground of driving transistor Q1, the second divider resistance R2 is electrically connected at the collector of switching transistor Q2
Between the ground level of driving transistor Q1.Preferably, also being set between the power supply VBAT input terminal and ground of magnetic switch sensor 20
It is equipped with one second filter capacitor C2, the second filter capacitor C2 and is used to eliminate the doing to magnetic switch sensor 20 from power supply VBAT
It disturbs.Preferably, switching transistor Q2 and driving transistor Q1 are metal-oxide-semiconductor in the present embodiment.
To sum up, magnetic control dynamic glucometer disclosed by the utility model, being put into magnet in packing box in equipment factory can make
Transmitter 2 enters off-position, and when use, which takes out product, to open.It ensure that factory is in extremely low power dissipation to period is sold
(magnetic switch of extremely low power dissipation itself only has the power consumption of 700nA or so, and consumption is less than 8mA within 1 year).Without any on transmitter 2
External switch and contact, and small in size, resistance to fall.
Above disclosed is only the preferred embodiments of the utility model, cannot limit the utility model certainly with this
Interest field, therefore equivalent variations made according to the patent scope of the utility model still falls within the utility model and covered
Range.
Claims (6)
1. a kind of magnetic control dynamic glucometer, which is characterized in that including host, transmitter and blood sugar monitoring sensor, the transmitting
Device is electrically connected by wireless signal and the host and the blood sugar monitoring sensor, and the transmitter is for receiving the blood
The data-signal of glucose monitor sensor simultaneously sends it to the host, is provided with functional circuit and power supply in the transmitter,
The power supply is electrically connected by a switching circuit and the power supply, the switching circuit include a magnetic switch sensor and with
The magnetic switch circuit that the magnetic switch sensor is electrically connected.
2. magnetic control dynamic glucometer according to claim 1, the magnetic switch circuit includes switching transistor and driving
The input terminal of transistor, the magnetic switch sensor is connect with the power supply, the output end of the magnetic switch sensor with
The ground level of the switching transistor is electrically connected, and the collector of the switch crystal passes through one first divider resistance and the driving
The emitter of transistor is electrically connected, and the emitter of the driving transistor is also electrically connected with the power supply, and the driving is brilliant
The collector of body pipe and the functional circuit are electrically connected.
3. magnetic control dynamic glucometer according to claim 2, the magnetic switch circuit is additionally provided with anti-tampering module.
4. magnetic control dynamic glucometer according to claim 3, the anti-tampering module includes one first filter capacitor and one
Second divider resistance, first filter capacitor are electrically connected between the ground level and ground of the driving transistor, and described second
Divider resistance is electrically connected between the collector of the switching transistor and the ground level of the driving transistor.
5. magnetic control dynamic glucometer according to claim 2, power input and the ground of the magnetic switch sensor
Between be additionally provided with one second filter capacitor, second filter capacitor passes the magnetic switch from the power supply for eliminating
The interference of sensor.
6. magnetic control dynamic glucometer according to claim 1, the switching transistor and the driving transistor are MOS
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821765834.1U CN209529135U (en) | 2018-10-30 | 2018-10-30 | Magnetic control dynamic glucometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821765834.1U CN209529135U (en) | 2018-10-30 | 2018-10-30 | Magnetic control dynamic glucometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209529135U true CN209529135U (en) | 2019-10-25 |
Family
ID=68247558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821765834.1U Active CN209529135U (en) | 2018-10-30 | 2018-10-30 | Magnetic control dynamic glucometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209529135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054973A (en) * | 2021-03-29 | 2021-06-29 | 三诺生物传感股份有限公司 | Control method and circuit for startup and shutdown of glucometer |
| WO2023103647A1 (en) * | 2021-12-07 | 2023-06-15 | 上海微创生命科技有限公司 | Blood glucose monitoring circuit and medical device |
-
2018
- 2018-10-30 CN CN201821765834.1U patent/CN209529135U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054973A (en) * | 2021-03-29 | 2021-06-29 | 三诺生物传感股份有限公司 | Control method and circuit for startup and shutdown of glucometer |
| CN113054973B (en) * | 2021-03-29 | 2023-03-03 | 三诺生物传感股份有限公司 | Control method and circuit for startup and shutdown of glucometer |
| WO2023103647A1 (en) * | 2021-12-07 | 2023-06-15 | 上海微创生命科技有限公司 | Blood glucose monitoring circuit and medical device |
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