CN107550483A - Air pump and electronic sphygmomanometer - Google Patents
Air pump and electronic sphygmomanometer Download PDFInfo
- Publication number
- CN107550483A CN107550483A CN201710992757.7A CN201710992757A CN107550483A CN 107550483 A CN107550483 A CN 107550483A CN 201710992757 A CN201710992757 A CN 201710992757A CN 107550483 A CN107550483 A CN 107550483A
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- air pump
- air
- air bag
- permanent magnet
- coil windings
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- 238000004804 winding Methods 0.000 claims abstract description 51
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 7
- 230000001939 inductive effect Effects 0.000 claims description 26
- 238000001125 extrusion Methods 0.000 claims description 4
- 239000002775 capsule Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 12
- 230000036772 blood pressure Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000000737 periodic effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 238000005457 optimization Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000005273 aeration Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention discloses an air pump for a sphygmomanometer, which comprises an air bag and an air nozzle communicated with the air bag, wherein the air bag is also connected with an electromagnetic driver, the electromagnetic driver comprises a coil winding and a permanent magnet block, and the air bag is driven to deform, suck or extrude air to realize air pressure output through electromagnetic induction motion between the coil winding and the permanent magnet block. The air bag in the air pump can be periodically stretched and deformed, air suction and air pressure output are realized by matching with an air nozzle, and a rotor of the air pump generates periodic motion to compress or stretch the air bag through the electromagnetic induction action of a coil winding and a permanent magnet so as to inflate or deflate the air bag; the friction collision between the mechanical parts of the driving air pump in the traditional design is avoided, the noise generated during the operation of the equipment is greatly reduced, and the technical problem that the blood pressure detection result is inaccurate due to noise interference is solved. The invention also discloses an electronic sphygmomanometer.
Description
Technical field
The present invention relates to medical health equipment technical field, more specifically to a kind of air pump, further relates to a kind of electronics
Sphygmomanometer.
Background technology
Variety of life causes at most people and sub-health state, while increasing for mankind's activity causes personal peace occurs
Full accident is also increasing.So health detection means just needs constantly development and enriched, such as sphygmomanometer is exactly wherein
One kind.Blood markers are very important for health, so blood pressure measurement device requirement constantly improves.
The pith of electronic sphygmomanometer is cuff air bag, pressure sensor and air pump solenoid valve and controller.Measurement
The process of blood pressure, which has, to be risen air pressure process and declines air pressure process, and the detection of blood pressure is carried out during this air pressure change.
All this part of too busy to get away air pump, the inflation air pump of electronic sphygmomanometer on the market generally use conventional motors in any way
As power, by motor rotational band dynamic crankshaft, bent axle driving triangular coupling rod, triangular coupling rod drives pressurising gas bellows cylinder to be filled
Gas.Because energy is sent to the frictional dissipation that pressurising gas air bag have passed through other connection members, bent axle from motor during these
Drivening rod easily produces impact noise when moving, while air bag is inflated with crank rotation in turn, so air-flow be present
Influence of noise, and the operation principle of sphygmomanometer determines that it needs the environment of relatively quiet noiseless interference just to can guarantee that its detection
As a result accurate.
In summary, how to efficiently solve the common electronicses sphygmomanometer course of work and noise jamming be present and easily cause blood pressure
The technical problem of testing result inaccuracy etc., it is current those skilled in the art's urgent problem.
The content of the invention
In view of this, first purpose of the invention is to provide a kind of air pump, and the structure design of the air pump can be effective
Ground solves the common electronicses sphygmomanometer course of work and noise jamming be present and easily cause the technology of blood pressure detecting result inaccuracy etc. to ask
Topic, second object of the present invention are to provide a kind of electronic sphygmomanometer for including above-mentioned air pump.
In order to reach above-mentioned first purpose, the present invention provides following technical scheme：
A kind of air pump, for sphygmomanometer, including air bag and the valve that is connected with the air bag, air bag are also associated with electromagnetism drive
Dynamic device, the electromagnetic driver include coil windings and permanent magnet blocks, pass through electromagnetism between the coil windings and permanent magnet blocks
Paratonic movement, drive the air bag to produce deformation, suction or extrusion air and realize that air pressure exports.
Preferably, in above-mentioned air pump, the air pump also includes the air pump shell of tubular, and the air bag is installed on the air pump
One end in shell, the electromagnetic driver are installed on the other end in the air pump shell；The coil windings and permanent magnet
The axial direction of block is arranged in parallel, and parallel to the telescopic direction of air bag.
Preferably, in above-mentioned air pump, slip push pedal, the slip are provided between the air bag and the electromagnetic driver
It is slidably matched between the madial wall of push pedal and the air pump shell along the telescopic direction of air bag.
Preferably, in above-mentioned air pump, coil mounting bracket, the coil mounting bracket periphery set are connected with the slip push pedal
If the coil windings, the plate face perpendicular to the slip push pedal piece are stretched out to the direction of the electromagnetic driver.
Preferably, in above-mentioned air pump, the permanent magnet blocks be arranged at the periphery of the coil windings and with outside the air pump
The madial wall of shell is located by connecting.
Preferably, in above-mentioned air pump, the madial wall fitting of the air pump shell, which is provided with, surrounds the coil windings bottom
U-shaped magnetic inductive block, the permanent magnet blocks be bonded with the side of the U-shaped magnetic inductive block installation fix；The bottom of the U-shaped magnetic inductive block
The bottom magnetic inductive block stretched out to the coil windings is also associated with, the bottom magnetic inductive block is stretched into the center of the coil windings
Dummy section.
Preferably, in above-mentioned air pump, the bottom plate of the inner side of the permanent magnet blocks and air pump shell is located by connecting, it is described to stretch into
The center hollow region of coil windings.
Preferably, in above-mentioned air pump, the madial wall fitting of the air pump shell, which is provided with, surrounds the coil windings bottom
U-shaped magnetic inductive block；The permanent magnet blocks have been fitted and connected top magnetic inductive block towards one end of the slip push pedal.
Preferably, in above-mentioned air pump, the suction nozzle and outlet mouth position of the air bag are provided with corresponding control air-flow
The check valve that direction unidirectionally passes through.
Air pump provided by the invention, for sphygmomanometer, including air bag and the valve that is connected with the air bag, air bag are also connected with
There is electromagnetic driver, the electromagnetic driver includes coil windings and permanent magnet blocks, passes through the coil windings and permanent magnet blocks
Between electromagnetic induction move, drive the air bag to produce deformation, suction or extrusion air and realize that air pressure exports.It is provided by the invention
This air pump that technical scheme provides is different from the barometrical air pump operation principle of conditional electronic, by the way of the driving of electromagnetism
Coordinate air bag to realize to pressurize to the cuff airbag aeration of sphygmomanometer, the air bag in air pump can periodic telescopic shape change, coordinate
Valve realizes the output of air-breathing and air pressure, and driving air bag action is electromagnetic driver, passes through wherein coil windings and permanent magnet
Electromagnetic induction effect between block, drives mover therein to produce periodically motion, by its compression or stretching air bag, makes air bag
Inflation/deflation.The design inflation mode realized by electromagnetic principle, avoid in traditional design drive air pump mechanical part it
Between frictional impact, reduce significantly equipment work caused by noise, it is worked to efficiently solve common electronicses sphygmomanometer
The inaccurate technical problem of blood pressure detecting result is easily caused and there is noise jamming in journey.
In order to reach above-mentioned second purpose, present invention also offers a kind of electronic sphygmomanometer, the electronic sphygmomanometer includes
Any of the above-described kind of air pump.Because above-mentioned air pump has above-mentioned technique effect, the electronic sphygmomanometer with the air pump also should be with
Corresponding technique effect.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of air pump provided in an embodiment of the present invention；
Fig. 2 is the structural representation of another air pump provided in an embodiment of the present invention.
Marked in accompanying drawing as follows：
Air bag 1, air pump shell 2, slide push pedal 3, permanent magnet blocks 4, coil mounting bracket 5, bottom magnetic inductive block 6, coil windings
7th, U-shaped magnetic inductive block 8, check valve 9, top magnetic inductive block 10.
Embodiment
The embodiment of the invention discloses a kind of air pump, noise jamming appearance be present to solve the common electronicses sphygmomanometer course of work
Easily cause the inaccurate technical problem of blood pressure detecting result.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1, Fig. 2 are referred to, Fig. 1 is the structural representation of air pump provided in an embodiment of the present invention；Fig. 2 is implemented for the present invention
The structural representation for another air pump that example provides.
The air pump that embodiments of the invention provide, for sphygmomanometer, including air bag 1 and the valve that is connected with the air bag 1,
Air bag 1 is also associated with electromagnetic driver, and the electromagnetic driver includes coil windings 7 and permanent magnet blocks 4, by the coil around
Electromagnetic induction moves between group 7 and permanent magnet blocks 4, drives the air bag 1 to produce deformation, suction or extrusion air and realizes that air pressure is defeated
Go out.
This air pump in the technical scheme that the present embodiment provides is different from the barometrical air pump operation principle of conditional electronic,
Coordinate air bag to realize by the way of the driving of electromagnetism to pressurize to the cuff airbag aeration of sphygmomanometer, the air bag in air pump being capable of week
The telescopic shape change of phase property, valve is coordinated to realize the output of air-breathing and air pressure, driving air bag action is electromagnetic driver, passes through it
Electromagnetic induction effect between coil winding and permanent magnet blocks, drives mover therein to produce periodically motion, by its pressure
Contracting or stretching air bag, make air bag inflation/deflation.The mode of design inflation is realized by electromagnetic principle, is avoided in traditional design and is driven
The frictional impact taken offence between the mechanical part of pump, reduce equipment work significantly caused by noise, efficiently solve often
See that the electronic sphygmomanometer course of work has noise jamming and easily causes the inaccurate technical problem of blood pressure detecting result.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, the gas
Pump also includes the air pump shell 2 of tubular, and the air bag 1 is installed on one end in the air pump shell 2, the electromagnetic driver peace
Loaded on the other end in the air pump shell 2；The axial direction of the coil windings 7 and permanent magnet blocks 4 is arranged in parallel and parallel
In the telescopic direction of air bag 1.
In the technical scheme that the present embodiment provides, the global design of air pump is optimized, in air bag and electromagnetic driver peripheral hardware
Air pump shell is equipped with, the structure of shell has the function that guide and limit mainly for the protection of internal structure, can be preferable
Limit air bag telescopic direction, and in electromagnetic driver mover cycle movement direction.The axle of coil windings and permanent magnet
To being parallel to each other, specific set-up mode can have it is different a variety of, as coil windings are sheathed on permanent magnet blocks periphery or permanent magnetism
Body block is uniformly distributed in periphery of coil windings etc..
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, the gas
Be provided between capsule 1 and the electromagnetic driver and slide push pedal 3, the madial wall for sliding push pedal 3 and the air pump shell 2 it
Between be slidably matched along the telescopic direction of air bag 1.
In the technical scheme that the present embodiment provides, the connected mode of air bag and electromagnetic driver is further optimized, is passed through
Set between and slide push pedal, slide push pedal and the length direction of air pump shell is mutually perpendicular to, and slided with air pump shell
Connection, by air bag and electromagnetic driver it is spaced-apart come.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, the cunning
Coil mounting bracket 5 is connected with dynamic push pedal 3, the periphery of coil mounting bracket 5 is arranged the coil windings 7, perpendicular to the cunning
The plate face of dynamic push pedal 3 is stretched out to the direction of the electromagnetic driver.
In the technical scheme that the present embodiment provides, the coil mounting bracket of the tubular extended, line are set on push pedal is slided
Circle be connected with coil mounting bracket, be sheathed on beyond mounting bracket, the design using coil windings as mover using permanent magnet blocks as calmly
Son, the driving of air bag is realized by the motion of the interaction propelling coil winding of the two, certainly, also can conversely be set from principle
Put, using permanent magnet blocks as with sliding the mover that is connected of push pedal using coil windings as stator.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, it is described forever
Magnet block 4 is arranged at the periphery of the coil windings 7 and is located by connecting with the madial wall of the air pump shell 2.
In the technical scheme that the present embodiment provides, the internal structure design of electromagnetic driver, permanent magnet are further optimized
Block peripheral hardware, permanent magnet blocks are specifically arranged to the outside of coil winding arrangement, may be designed to ring-type, wound coil winding itself is set
Put, can also use square or other kinds of permanent magnet blocks to realize the determination of position and structure by splicing assembling.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, the gas
The madial wall fitting of pump case 2 is provided with the U-shaped magnetic inductive block 8 for surrounding the bottom of coil windings 7, the permanent magnet blocks 4 and institute
The side fitting installation for stating U-shaped magnetic inductive block 8 is fixed；The bottom of the U-shaped magnetic inductive block 8 is also associated with stretching to the coil windings 7
The bottom magnetic inductive block 6 gone out, the bottom magnetic inductive block 6 stretch into the center hollow region of the coil windings 7.
In the technical scheme that the present embodiment provides, in order to optimize the magnetic force structure design of electromagnetic driver, it is further provided
The design of magnetic inductive block, the magnetic inductive block set by wound coil winding periphery, effect are a certain magnetic pole guiding permanent magnet
Another magnetic pole, while homogeneous air gap is kept being directed to magnetic pole and permanent magnet, the air gap than coil windings and
Coil mounting bracket frame thickness is big.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, it is described forever
The bottom plate of the inner side of magnet block 4 and air pump shell 2 is located by connecting, stretched into the center hollow regions of the coil windings 7.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, the gas
The madial wall fitting of pump case 2 is provided with the U-shaped magnetic inductive block 8 for surrounding the bottom of coil windings 7；The direction of permanent magnet blocks 4
Described one end for sliding push pedal 3 has been fitted and connected top magnetic inductive block 10.
There is provided in above example and make another technical solution, permanent magnet blocks are arranged to the inside of coil windings, passed through
Set magnetic inductive block that magnetic field is drawn into coil windings parcel coil windings；It is consistent with the operation principle of above-described embodiment, substantially effect
Also it is similar, merely provide another alternatively embodiment.
It is preferable on the basis of above-described embodiment for further optimization above-mentioned technical proposal, in above-mentioned air pump, the gas
The suction nozzle and outlet mouth position of capsule 1 are provided with the check valve 9 that corresponding control airflow direction unidirectionally passes through.
In the technical scheme that the present embodiment provides, the color mixing machine of valve, including suction nozzle and outlet nozzle, suction nozzle are optimized
Connect air, be provided with check valve, when stretching air bag, make air bag volume increase when, be internally formed negative pressure will herein check valve to
Interior, outside air enters air bag；In turn, when air bag compresses, internal pressure increase, the closed check valve of suction nozzle, outlet
The check valve of mouth outwardly opens, the outside delivery air of air bag and air pressure, to the cuff airbag aeration of sphygmomanometer.
The embodiment that above example provides, the design of electromagnetic driver are similar to the voice coil motor in sound equipment,
When circuit passes to positive and negative alternating current to winding coil, air bag can is under this periodically electric flux effect, externally
Periodic air inlet outlet action is produced, because the single effect of check valve, it is unidirectional to enable air in whole action process
Motion, material is thus formed air pump.Amplitude and time by the positive negative cycle to electric current, can be with relatively good control air pump
Single aeration amount and inflation frequency.
Based on the air pump provided in above-described embodiment, present invention also offers a kind of electronic sphygmomanometer, the electronic sphygmomanometer
Including any one air pump in above-described embodiment.The air pump in above-described embodiment is employed due to the electronic sphygmomanometer, so should
The beneficial effect of electronic sphygmomanometer refer to above-described embodiment.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of air pump, for sphygmomanometer, it is characterised in that the valve connected including air bag and with the air bag, air bag also connect
Electromagnetic driver is connected to, the electromagnetic driver includes coil windings and permanent magnet blocks, passes through the coil windings and permanent magnet
Electromagnetic induction moves between block, drives the air bag to produce deformation, suction or extrusion air and realizes that air pressure exports.
2. air pump according to claim 1, it is characterised in that the air pump also includes the air pump shell of tubular, the gas
Capsule is installed on one end in the air pump shell, and the electromagnetic driver is installed on the other end in the air pump shell；It is described
The axial direction of coil windings and permanent magnet blocks is arranged in parallel, and parallel to the telescopic direction of air bag.
3. air pump according to claim 2, it is characterised in that be provided with cunning between the air bag and the electromagnetic driver
Dynamic push pedal, described slide are slidably matched between push pedal and the madial wall of the air pump shell along the telescopic direction of air bag.
4. air pump according to claim 3, it is characterised in that coil mounting bracket is connected with the slip push pedal, it is described
Coil mounting bracket periphery be arranged the coil windings, perpendicular to the slip push pedal piece plate face to the side of the electromagnetic driver
To stretching.
5. air pump according to claim 4, it is characterised in that the permanent magnet blocks are arranged at the outer of the coil windings
Week is simultaneously located by connecting with the madial wall of the air pump shell.
6. air pump according to claim 5, it is characterised in that the madial wall fitting of the air pump shell, which is provided with, surrounds institute
The U-shaped magnetic inductive block of coil windings bottom is stated, the permanent magnet blocks are bonded installation with the side of the U-shaped magnetic inductive block and fixed；The U
The bottom of type magnetic inductive block is also associated with the bottom magnetic inductive block stretched out to the coil windings, and the bottom magnetic inductive block stretches into the line
Enclose the center hollow region of winding.
7. air pump according to claim 4, it is characterised in that the permanent magnet blocks and the bottom plate of the inner side of air pump shell are determined
Position connection, the center hollow region for stretching into the coil windings.
8. air pump according to claim 7, it is characterised in that the madial wall fitting of the air pump shell, which is provided with, surrounds institute
State the U-shaped magnetic inductive block of coil windings bottom；The permanent magnet blocks have been fitted and connected top towards one end of the slip push pedal and led
Magnetic patch.
9. according to the air pump described in any one of claim 1 to 8, it is characterised in that the suction nozzle of the air bag and outlet nozzle position
Put the check valve that control airflow direction corresponding to being provided with unidirectionally passes through.
10. a kind of electronic sphygmomanometer, it is characterised in that including the air pump as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992757.7A CN107550483B (en) | 2017-10-23 | 2017-10-23 | Air pump and electronic sphygmomanometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992757.7A CN107550483B (en) | 2017-10-23 | 2017-10-23 | Air pump and electronic sphygmomanometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107550483A true CN107550483A (en) | 2018-01-09 |
| CN107550483B CN107550483B (en) | 2024-04-02 |
Family
ID=60987300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710992757.7A Active CN107550483B (en) | 2017-10-23 | 2017-10-23 | Air pump and electronic sphygmomanometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107550483B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110192848A (en) * | 2019-06-12 | 2019-09-03 | 贾佩丽 | A kind of medical blood pressure measuring device |
| CN115405486A (en) * | 2022-06-15 | 2022-11-29 | 深圳市桑泰达科技有限公司 | Electromagnetic air pump and sphygmomanometer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2200199A1 (en) * | 1972-01-04 | 1973-07-26 | Speidel & Keller Kg | MAINS OPERATED PNEUMATIC MICROMEMBRANE PUMP FOR OPERATING MANUALLY OPERATED BLOOD PRESSURE MONITORING DEVICES |
| CN1542277A (en) * | 2003-06-04 | 2004-11-03 | 中国科学院长春光学精密机械与物理研 | Gas pressure type microfluid transport method and device therefor |
| CN2771513Y (en) * | 2004-12-13 | 2006-04-12 | 李云生 | Efficient air bag pump |
| US20060200032A1 (en) * | 2005-03-04 | 2006-09-07 | Rossmax International Ltd. | Linear oscillation pressurization type electronic sphygmomanometer |
| CN101691859A (en) * | 2009-10-05 | 2010-04-07 | 朱鲁曰 | Axial-movement single air bag type air pump |
| CN201531388U (en) * | 2009-09-30 | 2010-07-21 | 胜鹏电子(深圳)有限公司 | Water pump with electromagnetic air pump |
-
2017
- 2017-10-23 CN CN201710992757.7A patent/CN107550483B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2200199A1 (en) * | 1972-01-04 | 1973-07-26 | Speidel & Keller Kg | MAINS OPERATED PNEUMATIC MICROMEMBRANE PUMP FOR OPERATING MANUALLY OPERATED BLOOD PRESSURE MONITORING DEVICES |
| CN1542277A (en) * | 2003-06-04 | 2004-11-03 | 中国科学院长春光学精密机械与物理研 | Gas pressure type microfluid transport method and device therefor |
| CN2771513Y (en) * | 2004-12-13 | 2006-04-12 | 李云生 | Efficient air bag pump |
| US20060200032A1 (en) * | 2005-03-04 | 2006-09-07 | Rossmax International Ltd. | Linear oscillation pressurization type electronic sphygmomanometer |
| CN201531388U (en) * | 2009-09-30 | 2010-07-21 | 胜鹏电子(深圳)有限公司 | Water pump with electromagnetic air pump |
| CN101691859A (en) * | 2009-10-05 | 2010-04-07 | 朱鲁曰 | Axial-movement single air bag type air pump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110192848A (en) * | 2019-06-12 | 2019-09-03 | 贾佩丽 | A kind of medical blood pressure measuring device |
| CN110192848B (en) * | 2019-06-12 | 2021-08-17 | 贾佩丽 | Medical blood pressure measuring device |
| CN115405486A (en) * | 2022-06-15 | 2022-11-29 | 深圳市桑泰达科技有限公司 | Electromagnetic air pump and sphygmomanometer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107550483B (en) | 2024-04-02 |
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