CN208435628U - A kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device - Google Patents
A kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device Download PDFInfo
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- CN208435628U CN208435628U CN201721280189.XU CN201721280189U CN208435628U CN 208435628 U CN208435628 U CN 208435628U CN 201721280189 U CN201721280189 U CN 201721280189U CN 208435628 U CN208435628 U CN 208435628U
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- 210000001035 gastrointestinal tract Anatomy 0.000 title claims abstract description 17
- 238000012806 monitoring device Methods 0.000 title claims abstract description 17
- 230000005611 electricity Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 3
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 1
- 238000002847 impedance measurement Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 238000001514 detection method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 208000021302 gastroesophageal reflux disease Diseases 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring devices, including pH impedance sensing electrode, medical catheter, pH impedance recorder and background terminal.In medical catheter interior forward end, pH impedance sensing electrode passes through the conducting wire being arranged in medical catheter and connect with pH impedance recorder the setting of pH impedance sensing electrode.Acquisition front-end circuit, controller, radio receiving transmitting module and power management module are equipped in pH impedance recorder.Power management module includes power management chip LTC4413 and main power source battery BT1, backup battery BT2, and power management chip LTC4413 selects the side that voltage is high in main power source battery BT1 and backup battery BT2 to provide power supply for load.The utility model, which uses battery hot plug mode, allows equipment holding to work long hours, and gets rid of the limitation of battery capacity and equipment power dissipation, realizes unremitting pH impedance measurement, thus more miniaturized products and battery size, more the wearing impression of optimization wearer.
Description
Technical field
The utility model relates to a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring devices.
Background technique
Current 24 hours pH impedance joint-detection becomes the standard detection scheme of diagnosis gastroesophageal reflux disease.It is mainly logical
It crosses and is inserted into the conduit for carrying pH sensor and impedance electrodes in esophagus by human body nasal cavity, and the connection acquisition of the other end of conduit
Device.Due to the needs of Precise Diagnosis, the acquisition of one side data needs to have higher sample frequency, and another aspect data at least need
There are 24 hours records.Furthermore data collecting instrument needs are carried and influence wearer's daily life less as far as possible.These requirements
Us are pursued not only to have minimized but also the product of low-power consumption.Numerous pH impedance combination detecting devices use No. 5 batteries at this stage, pass through
Power consumption is reduced to guarantee 24 hours continuous works.Single battery guarantees that sampling in 24 hours is able to satisfy the inspection of pH- impedance in 24 hours
The basic demand of survey, but have following defect: the requirement of low-power consumption limits the freedom degree of signal acquisition to a certain extent:
Such as sample rate and the characteristic frequency for the impedance that acquires.Two, have limited to miniaturising for product using dry cell, thus
The comfort level of wearer is influenced to a certain extent.It is continuous recording that three 1-2 days stand-by times of monocell limit pH impedance
Time.
Utility model content
The purpose of the utility model is to provide a kind of sizes, and more compact, sampling continuity preferably minimizes upper digestive tract
Dynamic ph Impedance monitoring device.
Realizing the technical solution of the utility model aim is: a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device,
Including pH impedance sensing electrode, medical catheter, pH impedance recorder and background terminal.
The pH impedance sensing electrode setting is in medical catheter interior forward end, and pH impedance sensing electrode is by being arranged medical
Conducting wire in conduit is connect with pH impedance recorder；Circuit device is equipped in the pH impedance recorder, circuit device includes electricity
Source control module；The power management module includes power management chip and the main power source with power management chip electric connection
Battery BT1, backup battery BT2；When the main power source battery BT1, backup battery BT2 connect on power management chip simultaneously,
Power management chip selects the side that voltage is high in main power source battery BT1 and backup battery BT2 to provide power supply for load；The pH
Impedance recorder includes the main body of box like structure, and main body two sides are respectively equipped with the battery compartment of embedded battery；It is equipped in the main body
Battery latch mechanism, the changeable any one piece of battery lockked in main power source battery BT1 and backup battery BT2 of battery latch mechanism.
The battery lock includes the closure of the U-shaped structure of left and right lateral projection, and closure includes strip and the company at both ends
The connection strap of both ends strip is connect, connection strap lower end surface is equipped with rack structure.Cunning is fixedly connected on the closure upper surface
Dynamic switch.Side body is equipped with the sliding groove that front and back extends in the main body.The battery lock is slidably connected by slide switch
In sliding groove in main body on side body.
The pair of safety block is separately positioned on the rear and front end outer fix of battery lock, and safety block includes laterally being arranged
Fixture block and longitudinally disposed jacking block, fixture block upper end are equipped with the bayonet being cooperatively connected with the strip of battery lock, the safety block at both ends
On bayonet be separately positioned on the left and right sides.The safety block can move in main body along left and right directions.
The pair of reset spring is separately positioned on the left and right sides of the safety block at both ends, the insurance of reset spring and every one end
Block upper latch notch is arranged in not ipsilateral.Described reset spring one end is fixed on body interior shell, and the other end is fixed on safety block
On.
The lower section of battery lock is arranged in the turntable, and fixed plate and setting including rectangular plate type structure are on a fixed plate left side
Gear on right either side, gear are engaged with the rack structure on the connection strap lower end surface of battery lock.The fixed plate rotation connects
It connects in body interior.
The battery lock tongue includes the lock tongue connection strap being fixedly connected on turntable fixed plate lower end surface, lock tongue connection strap
Rear and front end extends outwardly and protrudes on the front/rear end of fixed plate.Divide on the upper surface of lock tongue connection strap rear and front end
It She You not lock tongue.
The left and right sides of the battery connector socket towards main body is arranged, battery connector socket and internal power supply circuit
Connection.The battery compartment is equipped with battery compartment socket on the shell of battery connector tap position.
The side of the battery and battery compartment cooperation is equipped with the electricity being cooperatively connected with the intracorporal battery connector socket of master
Pond connector male head.When the battery is embedded in battery compartment, battery connector male connector passes through battery compartment socket and master is intracorporal
Battery connector socket is cooperatively connected, and battery connector male connector withstands safety block and keeps it mobile to battery installation direction.It is described
The lower end surface of battery connector male connector is equipped with the locking slot being cooperatively connected with the lock tongue on battery lock tongue.
In the battery lock, slide switch is I-shaped structure, and slide switch in the middle part of I-shaped structure by being embedded in and sliding
In the dynamic sliding groove being connected in main body on side body.
It include that pair of sliding switchs in the battery lock.The pair of slide switch is separately fixed at the card at closure both ends
Upper end.
In the closure, the plane projection of connection strap is L-type structure, and the strip at connection strap both ends is wrong in the longitudinal direction
It opens up and sets.
The safety block is equipped with the spring eye being cooperatively connected with reset spring, and reset spring is fixedly mounted on spring eye
It is interior.
The battery compartment is flushed with main body two sides side.
Acquisition front-end circuit, controller, radio receiving transmitting module and power management mould are equipped in the pH impedance recorder
Block；The signal of pH impedance sensing electrode detection is transferred to controller by the acquisition front-end circuit, passes through nothing after controller processing
Line transceiver module is transferred to background terminal；The power management module include power management chip LTC4413 and with power supply pipe
The main power source battery BT1 of the INA pin connection of reason chip LTC4413, it is connect with the INB pin of power management chip LTC4413
Backup battery BT2, power management chip LTC4413 select main power source battery BT1 and backup battery BT2 in voltage it is high one
Side provides power supply for load.
The anode of the main power source battery BT1 is connect with the pole D of PMOS tube Q1, the cathode ground connection of main power source battery BT1；Institute
The pole D for stating PMOS tube Q1 is connect with the anode of main power source battery BT1, and the INA pin of the pole S and power management chip LTC4413 connect
It connects, the pole G ground connection；The one end the TVS diode D1 is connected between the anode of main power source battery BT1 and the pole D of PMOS pipe Q1,
Other end ground connection；The OUTA pin of the power management chip LTC4413 is grounded by capacitor C2.
The anode of the backup battery BT2 is connect with the pole D of PMOS tube Q2, the cathode ground connection of backup battery BT2.It is described
The pole D of PMOS tube Q2 is connect with the anode of backup battery BT2, and the pole S is connect with the INB pin of power management chip LTC4413, G
Pole ground connection.The one end the TVS diode D2 is connected between the anode of backup battery BT2 and the pole D of PMOS tube Q2, the other end
Ground connection.The INB pin of the power management chip LTC4413 is grounded by capacitor C1, and OUTB pin is grounded by capacitor C2.
The power management module further includes indicating circuit, and indicating circuit includes resistance R1, resistance R2 and light-emitting diodes
Pipe LED1, wherein one end is connected to the pole S of PMOS tube Q2 after resistance R1 and Light-emitting diode LED 1 are connected, and the other end is connected to
The STAT pin of power management chip LTC4413.The both ends the resistance R2 connect again the STAT of power management chip LTC4413
Between pin and OUTA pin.
The background terminal is PC machine or mobile communication equipment with wireless receiver.
Using above-mentioned technical proposal, the utility model has below the utility model has the advantages that (1) the utility model uses electricity
Pond hot plug mode allows equipment holding to work long hours, and gets rid of the limitation of battery capacity and equipment power dissipation, realizes unremitting
PH impedance measurement, thus more miniaturized products and battery size, more the wearing impression of optimization wearer.
(2) the utility model using wireless telecommunications realization with wireless terminal come controlling equipment.PH product currently on the market
Substantially it is equipped with liquid crystal display and key, and this equipment eliminates these hardware, is operated by wireless control end, to save again
The volume of equipment.
(3) battery of the utility model is hot-swappable has prompt facility in circuit design whether to prompt user's current state
Can replace battery, at the same in mechanism design by the cooperation of closure so that used batteries are only the case where new battery accesses
It is lower just to unload, battery powered insurance is improved, safety in utilization and monitoring stability are more preferable.
(4) battery of the utility model equipment in switching has defencive function, prevents because battery switches generation
Surge and impact bring the damage to equipment.
Detailed description of the invention
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model, wherein
Fig. 1 is the module diagram of the pH impedance recorder of the utility model.
Fig. 2 is the pH impedance recorder structural schematic diagram of the utility model.
Fig. 3 is the configuration schematic diagram of Fig. 2.
Fig. 4 is the battery structure schematic diagram in Fig. 3.
Fig. 5 is the battery lock mechanism structure schematic diagram in Fig. 3.
Fig. 6 is the battery lock structural schematic diagram in Fig. 5.
Fig. 7 is the safety block structure schematic diagram in Fig. 5.
Fig. 8 is that the turntable and battery lock tongue in Fig. 5 cooperate schematic diagram.
Fig. 9 is the circuit diagram of power management module in Fig. 1.
Specific embodiment
(embodiment 1)
As shown in Figure 1, a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device of the present embodiment, including pH impedance sensing
Electrode 1, medical catheter 2, pH impedance recorder 3 and background terminal 4.Background terminal 4 is PC machine or shifting with wireless receiver
Dynamic communication apparatus.The setting of pH impedance sensing electrode 1 is being cured in 2 interior forward end of medical catheter, pH impedance sensing electrode 1 by setting
It is connect with the conducting wire 5 in conduit 2 with pH impedance recorder 3.
Fig. 2 to Fig. 7 show the structural schematic diagram of pH impedance recorder.PH impedance recorder 3 includes the master of box like structure
The two sides body 3-1, main body 3-1 are respectively equipped with the battery compartment 3-3 of embedded battery 3-2.Battery latch mechanism 3-4, electricity are equipped in main body 3-1
Pond latch mechanism 3-4 includes battery lock 3-4-1, a pair of of safety block 3-4-2, Yi Duifu that the rear and front end battery lock 3-4-1 is arranged in
Position spring 3-4-3, turntable 3-4-4, battery lock tongue 3-4-5 and a pair of of battery connector socket 3-4-6.
Battery lock 3-4-1 includes the closure of the U-shaped structure of left and right lateral projection, and closure includes the strip 3-4-1- at both ends
The connection strap 3-4-1-2 of 1 and connection both ends strip 3-4-1-1, the lower end surface connection strap 3-4-1-2 are equipped with rack structure 3-
4-1-3.The plane projection of connection strap 3-4-1-2 is L-type structure, and the strip 3-4-1-1 at the both ends connection strap 3-4-1-2 is in front and back
It is arranged in a staggered manner on direction.Slide switch 3-4-1-4 is fixedly connected on closure upper surface.Side body is equipped on main body 3-1
The sliding groove that front and back extends.Battery lock 3-4-1 is slidably connected on main body 3-1 on side body by slide switch 3-4-1-4
In sliding groove.Slide switch 3-4-1-4 is I-shaped structure, and slide switch in the middle part of I-shaped structure by being embedded in and being slidably connected
In sliding groove on main body 3-1 on side body.It include pair of sliding switch 3-4-1-4 in battery lock 3-4-1.Pair of sliding is opened
Close the upper end strip 3-4-1-1 that 3-4-1-4 is separately fixed at closure both ends.
A pair of of safety block 3-4-2 is separately positioned on the rear and front end outer fix of battery lock 3-4-1, safety block 3-4-2 packet
The fixture block 3-4-2-1 being laterally arranged and longitudinally disposed jacking block 3-4-2-2 is included, the upper end fixture block 3-4-2-1 is equipped with and battery lock
Bayonet 3-4-2-3 difference on the bayonet 3-4-2-3 that the strip 3-4-1-1 of 3-4-1 is cooperatively connected, the safety block 3-4-2 at both ends
It is arranged in the left and right sides.Safety block 3-4-2 can be moved in main body 3-1 along left and right directions.
A pair of of reset spring 3-4-3 is separately positioned on the left and right sides of the safety block 3-4-2 at both ends, reset spring 3-4-3 with
The safety block 3-4-2 upper latch notch 3-4-2-3 of every one end is arranged in not ipsilateral.The one end reset spring 3-4-3 is fixed on main body 3-1
On inner shell, the other end is fixed on safety block 3-4-2.Safety block 3-4-2, which is equipped with to cooperate with reset spring 3-4-3, to be connected
The spring eye 3-4-2-4 connect, reset spring 3-4-3 are fixedly mounted in spring eye 3-4-2-4.
The lower section of battery lock 3-4-1 is arranged in turntable 3-4-4, fixed plate 3-4-4-1 including rectangular plate type structure and
Gear 3-4-4-2 on fixed plate 3-4-4-1 or so either side, the connection strap of gear 3-4-4-2 and battery lock 3-4-1 are set
Rack structure 3-4-1-3 engagement on the lower end surface 3-4-1-2.Fixed plate 3-4-4-1 is rotatably connected on inside main body 3-1.
Battery lock tongue 3-4-5 includes the lock tongue connection strap being fixedly connected on the lower end surface turntable 3-4-4 fixed plate 3-4-4-1
The rear and front end of 3-4-5-1, lock tongue connection strap 3-4-5-1 extend outwardly and protrude on the front/rear end of fixed plate 3-4-4-1.
Lock tongue 3-4-5-2 is respectively equipped on the upper surface of the rear and front end lock tongue connection strap 3-4-5-1.
The left and right sides of battery connector socket 3-4-6 towards main body 3-1 are arranged, battery connector socket 3-4-6 and inside
Power supply circuit connection.Battery compartment 3-3 is equipped with battery compartment socket 3-3- on the shell of the position battery connector socket 3-4-6
1。
The side that battery 3-2 and battery compartment 3-3 cooperates is equipped with matches with the battery connector socket 3-4-6 in main body 3-1
Close the battery connector male connector 3-2-1 of connection.When battery 3-2 is embedded in battery compartment 3-3, battery connector male connector 3-2-1 is worn
The battery connector socket 3-4-6 crossed in battery compartment socket 3-3-1 and main body 3-1 is cooperatively connected, and battery connector male connector 3-
2-1, which withstands safety block 3-4-2, keeps it mobile to battery 3-2 installation direction.The lower end surface of battery connector male connector 3-2-1 is equipped with
The locking slot 3-2-1-1 being cooperatively connected with the lock tongue 3-4-5-2 on battery lock tongue 3-4-5.Battery compartment 3-3 and the two sides main body 3-1
Side flushes.
Hot-swappable operating instruction: assuming that the battery 3-2 on right side is in running order, left side battery 3-2 is pressed into access electricity
The battery connector socket 3-4-6 in battery connector male connector 3-2-1 insertion main body 3-1 on pond storehouse 3-3, battery 3-2, circuit
The power management module 6-1 of device 6 decides whether that user is prompted to switch battery according to two battery capacities.Battery connector male connector
When 3-2-1 is inserted into battery connector socket 3-4-6, battery connector male connector 3-2-1 squeezes to the right the safety block 3-4-2 of rear side,
Safety block 3-4-2 moves right under the contraction of reset spring 3-4-3, so that the strip 3-4-1-1 of battery lock 3-4-1 is from guarantor
It is removed in bayonet 3-4-2-3 on dangerous block 3-4-2, since the battery 3-2 on right side has been inlaid in the battery compartment 3-3 of right side, institute
With the strip 3-4-1-1 of the battery lock 3-4-1 on right side also not in bayonet 3-4-2-3, therefore slide switch 3-4-1-4 can be pushed away
Dynamic switching battery, side direction pushes slide switch 3-4-1-4 forward, and the gear 3-4-4-2 on turntable 3-4-4 is in battery lock 3-
It is rotated clockwise under rack structure 3-4-1-3 driving on 4-1, the lock tongue 3-4-5-2 on rear side of lock tongue connection strap 3-4-5-1 is upward
It raises until being caught in the locking slot 3-2-1-1 of the lower end surface battery 3-2 battery connector male connector 3-2-1, user can use lower right at this time
After side battery 3-2, battery 3-2 take out, the safety block 3-4-2 on right side moves right under the action of reset spring 3-4-3, insurance
Bayonet 3-4-2-3 on block 3-4-2 is stuck on the strip 3-4-1-1 of right side battery lock 3-4-1, locks battery lock 3-4-1.
As shown in Figure 1, being equipped with circuit device 6 in pH impedance recorder 3.Circuit device includes acquisition front-end circuit 6-1, control
Device 6-2, radio receiving transmitting module 6-3 and power management module 6-4 processed.Acquisition front-end circuit 6-1 examines pH impedance sensing electrode 1
The signal of survey is transferred to controller 6-2, is transferred to background terminal 4 by radio receiving transmitting module 6-3 after controller 6-2 processing.Electricity
Source control module 6-4 includes power management chip LTC4413 and connect with the INA pin of power management chip LTC4413
Main power source battery BT1, the backup battery BT2 being connect with the INB pin of power management chip LTC4413, power management chip
LTC4413 selects the side that voltage is high in main power source battery BT1 and backup battery BT2 to provide power supply for load.
As shown in figure 8, the anode of main power source battery BT1 is connect with the pole D of PMOS tube Q1, the cathode of main power source battery BT1
Ground connection.The pole D of PMOS tube Q1 is connect with the anode of main power source battery BT1, and the pole S and the INA of power management chip LTC4413 draw
Foot connection, the pole G ground connection.The one end TVS diode D1 is connected between the anode of main power source battery BT1 and the pole D of PMOS pipe Q1,
Other end ground connection.The OUTA pin of power management chip LTC4413 is grounded by capacitor C2.
The anode of backup battery BT2 is connect with the pole D of PMOS tube Q2, the cathode ground connection of backup battery BT2.PMOS pipe Q2
The anode of the pole D and backup battery BT2 connect, the pole S is connect with the INB pin of power management chip LTC4413, and the pole G is grounded.
The one end TVS diode D2 is connected between the anode of backup battery BT2 and the pole D of PMOS tube Q2, other end ground connection.Power management
The INB pin of chip LTC4413 is grounded by capacitor C1, and OUTB pin is grounded by capacitor C2.
Power management module 3-4 further includes indicating circuit, and indicating circuit includes resistance R1, resistance R2 and light emitting diode
LED1, wherein one end is connected to the pole S of PMOS tube Q2 after resistance R1 and Light-emitting diode LED 1 are connected, and the other end is connected to electricity
The STAT pin of source control chip LTC4413.The both ends resistance R2 connection again the STAT pin of power management chip LTC4413 and
Between OUTA pin.
When circuit device connects, when circuit does not access backup battery BT2, power management chip LTC4413 connects load
It is connected to main power source battery BT1.At this point, STAT pin voltage is in high level, indicator light will not be bright.If in main power source battery
When BT1 electricity will be low to be exhausted, a fully charged backup power supply battery BT2 is connected, then load voltage will be with being connected to INB
Ideal diode between pin and OUTB pin is connected and rises.The backup power supply battery BT2 voltage newly accessed is more than main power source
Battery BT1 voltage, main power source battery BT1 will immediately with load disconnecting.Also, STAT pin voltage declines, to make indicator light
It brightens, it is safe for removing main power source battery BT1 with prompt.
When backup power supply battery BT2 is after working long hours, electricity and voltage necessarily decline.Main power source is terminated at this time
Enter new battery or fully charged battery BT1, then backup power supply battery BT2 will immediately with load disconnecting.Also, STAT pin
Voltage rises, so that indicator light change is gone out, it is safe that backup power supply battery BT2 is removed in instruction.
When switching battery, LED1 state is changed, and indicates that user must can replace safely battery.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not limited to this foregoing is merely specific embodiment of the utility model
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (10)
1. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device, it is characterised in that: including pH impedance sensing electrode (1),
Medical catheter (2), pH impedance recorder (3) and background terminal (4)；
The pH impedance sensing electrode (1) is arranged in medical catheter (2) interior forward end, and pH impedance sensing electrode (1) passes through setting
Conducting wire (5) in medical catheter (2) is connect with pH impedance recorder (3)；
Circuit device (6) are equipped in the pH impedance recorder (3), circuit device (6) includes power management module (6-1)；Institute
State power management module (6-1) include power management chip and with power management chip be electrically connected main power source battery BT1,
Backup battery BT2；When the main power source battery BT1, backup battery BT2 connect on power management chip simultaneously, power management
Chip selects the side that voltage is high in main power source battery BT1 and backup battery BT2 to provide power supply for load；
The pH impedance recorder (3) includes the main body (3-1) of box like structure, and the two sides main body (3-1) are respectively equipped with embedded battery
The battery compartment (3-3) of (3-2)；It is equipped with battery latch mechanism (3-4) in the main body (3-1), the changeable lock of battery latch mechanism (3-4)
Firmly any one piece of battery (3-2) in main power source battery BT1 and backup battery BT2.
2. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 1, it is characterised in that:
The battery latch mechanism (3-4) includes that a pair of battery lock (3-4-1), setting in the rear and front end battery lock (3-4-1) is protected
Dangerous block (3-4-2), a pair of of reset spring (3-4-3), turntable (3-4-4), battery lock tongue (3-4-5) and a pair of of battery connector
Socket (3-4-6)；
The battery lock (3-4-1) includes the closure of the U-shaped structure of left and right lateral projection, and closure includes the strip (3- at both ends
4-1-1) and connection both ends strip (3-4-1-1) connection strap (3-4-1-2), the lower end surface connection strap (3-4-1-2) is equipped with
Rack structure (3-4-1-3)；Slide switch (3-4-1-4) is fixedly connected on the closure upper surface；The main body (3-1)
Upper side body is equipped with the sliding groove that front and back extends；The battery lock (3-4-1) is slidably connected by slide switch (3-4-1-4)
In sliding groove on main body (3-1) on side body；
The pair of safety block (3-4-2) is separately positioned on the rear and front end outer fix of battery lock (3-4-1), safety block (3-
It 4-2) include the fixture block (3-4-2-1) and longitudinally disposed jacking block (3-4-2-2) being laterally arranged, the upper end fixture block (3-4-2-1)
Equipped with the bayonet (3-4-2-3) with the mating connection of the strip (3-4-1-1) of battery lock (3-4-1), the safety block (3-4-2) at both ends
On bayonet (3-4-2-3) be separately positioned on the left and right sides；The safety block (3-4-2) can be along left and right in main body (3-1)
Direction is mobile；
The pair of reset spring (3-4-3) is separately positioned on the left and right sides of the safety block (3-4-2) at both ends, reset spring (3-
It 4-3) is arranged in the safety block of every one end (3-4-2) upper latch notch (3-4-2-3) not ipsilateral；The reset spring (3-4-3) one
End is fixed on main body (3-1) inner shell, and the other end is fixed on safety block (3-4-2)；
The turntable (3-4-4) is arranged in the lower section of battery lock (3-4-1), the fixed plate (3-4-4- including rectangular plate type structure
1) and gear (3-4-4-2) on the either side of the left and right fixed plate (3-4-4-1), gear (3-4-4-2) and battery lock be set
Rack structure (3-4-1-3) engagement on the lower end surface connection strap (3-4-1-2) of (3-4-1)；The fixed plate (3-4-4-1) turns
It is dynamic to be connected to main body (3-1) inside；
The battery lock tongue (3-4-5) includes the lock tongue being fixedly connected on the lower end surface turntable (3-4-4) fixed plate (3-4-4-1)
The rear and front end of connection strap (3-4-5-1), lock tongue connection strap (3-4-5-1) extends outwardly and protrudes at fixed plate (3-4-4-1)
Front/rear end on；Lock tongue (3-4-5-2) is respectively equipped on the upper surface of lock tongue connection strap (3-4-5-1) rear and front end；
The left and right sides of the battery connector socket (3-4-6) towards main body (3-1) is arranged, battery connector socket (3-4-6)
It is connect with internal power supply circuit；The battery compartment (3-3) is equipped with electricity on the shell of the position battery connector socket (3-4-6)
Pond storehouse socket (3-3-1)；
The side of the battery (3-2) and battery compartment (3-3) cooperation is equipped with and the battery connector socket in main body (3-1)
The battery connector male connector (3-2-1) that (3-4-6) is cooperatively connected；When the battery (3-2) is embedded in interior to battery compartment (3-3), electricity
Pond connector male head (3-2-1) passes through the battery connector socket (3-4-6) in battery compartment socket (3-3-1) and main body (3-1)
It is cooperatively connected, and battery connector male connector (3-2-1) withstands safety block (3-4-2) and keeps it mobile to battery (3-2) installation direction；
The lower end surface of the battery connector male connector (3-2-1) is equipped with to be cooperated with the lock tongue (3-4-5-2) on battery lock tongue (3-4-5)
The locking slot (3-2-1-1) of connection.
3. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 2, it is characterised in that:
In the battery lock (3-4-1), slide switch (3-4-1-4) is I-shaped structure, and slide switch passes through I-shaped structure
Middle part is embedded in and is slidably connected in the sliding groove on main body (3-1) on side body.
4. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 2, it is characterised in that:
It include pair of sliding switch (3-4-1-4) in the battery lock (3-4-1)；The pair of slide switch (3-4-1-4) point
It is not fixed on the upper end strip (3-4-1-1) at closure both ends.
5. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 2, it is characterised in that:
In the closure, the plane projection of connection strap (3-4-1-2) is L-type structure, the strip at the both ends connection strap (3-4-1-2)
(3-4-1-1) is arranged in a staggered manner in the longitudinal direction.
6. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 2, it is characterised in that:
The safety block (3-4-2) is equipped with the spring eye (3-4-2-4) being cooperatively connected with reset spring (3-4-3), resets bullet
Spring (3-4-3) is fixedly mounted in spring eye (3-4-2-4).
7. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 2, it is characterised in that:
The battery compartment (3-3) flushes with the two sides side main body (3-1).
8. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 1, it is characterised in that:
The circuit device further includes acquisition front-end circuit (6-2), controller (6-3) and radio receiving transmitting module (6-4)；It is described
The signal that pH impedance sensing electrode (1) detects is transferred to controller (6-3) by acquisition front-end circuit (6-2), at controller (6-3)
Background terminal (4) are transferred to by radio receiving transmitting module (6-4) after reason；The power management module (6-1) includes power management
The chip LTC4413 and main power source battery BT1 being connect with the INA pin of power management chip LTC4413 and power management core
The backup battery BT2 of the INB pin connection of piece LTC4413, power management chip LTC4413 select main power source battery BT1 with after
The high side of voltage provides power supply for load in standby battery BT2；The background terminal (4) is PC machine or shifting with wireless receiver
Dynamic communication apparatus.
9. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 8, it is characterised in that:
The anode of the main power source battery BT1 is connect with the pole D of PMOS tube Q1, the cathode ground connection of main power source battery BT1；It is described
The pole D of PMOS tube Q1 is connect with the anode of main power source battery BT1, and the pole S is connect with the INA pin of power management chip LTC4413,
The pole G ground connection；The one end TVS diode D1 is connected between the anode of main power source battery BT1 and the pole D of PMOS tube Q1, another termination
Ground；The OUTA pin of the power management chip LTC4413 is grounded by capacitor C2；
The anode of the backup battery BT2 is connect with the pole D of PMOS tube Q2, the cathode ground connection of backup battery BT2；The PMOS tube
The pole D of Q2 is connect with the anode of backup battery BT2, and the pole S is connect with the INB pin of power management chip LTC4413, the pole G ground connection；
The one end TVS diode D2 is connected between the anode of backup battery BT2 and the pole D of PMOS tube Q2, other end ground connection；The power supply
The INB pin of managing chip LTC4413 is grounded by capacitor C1, and OUTB pin is grounded by capacitor C2.
10. a kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device according to claim 8, it is characterised in that: institute
Stating power management module (6-1) further includes indicating circuit, and indicating circuit includes resistance R1, resistance R2 and light emitting diode
LED1, wherein one end is connected to the pole S of PMOS tube Q2 after resistance R1 and Light-emitting diode LED 1 are connected, and the other end is connected to electricity
The STAT pin of source control chip LTC4413；The both ends the resistance R2 connect again the STAT pin of power management chip LTC4413
Between OUTA pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721280189.XU CN208435628U (en) | 2017-09-30 | 2017-09-30 | A kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721280189.XU CN208435628U (en) | 2017-09-30 | 2017-09-30 | A kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208435628U true CN208435628U (en) | 2019-01-29 |
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ID=65094859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721280189.XU Withdrawn - After Issue CN208435628U (en) | 2017-09-30 | 2017-09-30 | A kind of miniaturization upper digestive tract dynamic ph Impedance monitoring device |
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| CN (1) | CN208435628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107684412A (en) * | 2017-09-30 | 2018-02-13 | 常州凯南迪克医疗科技有限公司 | One kind miniaturization upper digestive tract dynamic ph Impedance monitoring device |
-
2017
- 2017-09-30 CN CN201721280189.XU patent/CN208435628U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107684412A (en) * | 2017-09-30 | 2018-02-13 | 常州凯南迪克医疗科技有限公司 | One kind miniaturization upper digestive tract dynamic ph Impedance monitoring device |
| CN107684412B (en) * | 2017-09-30 | 2023-10-31 | 常州凯南迪克医疗科技有限公司 | Miniaturized upper gastrointestinal dynamic pH impedance monitoring device |
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