CN206381178U - A kind of pulmonary function detection instrument - Google Patents
A kind of pulmonary function detection instrument Download PDFInfo
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- CN206381178U CN206381178U CN201621041255.3U CN201621041255U CN206381178U CN 206381178 U CN206381178 U CN 206381178U CN 201621041255 U CN201621041255 U CN 201621041255U CN 206381178 U CN206381178 U CN 206381178U
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- breathing
- communication interface
- shunt head
- pulmonary function
- detection instrument
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a kind of pulmonary function detection instrument, including shunt head, breathe cylinder, differential pressure pickup, circuit board and communication interface, shunt head is assemblied in breathing cylinder to separate breathing cylinder formation breathing runner and pressure runner, shunt head coordinates the air pressure formed in human exhaled breath more than external atmosphere pressure with breathing cylinder, differential pressure pickup detects pressure difference by sensing passage and passes through circuit board and pressure signal is converted into data-signal to transmit via communication interface, communication interface can be connected with electronic equipment, the parameters of PFT are shown to the analyzing and processing of signal via electronic equipment, long-term data analysis is convenient for follow the trail of, and compact structure, it is easy to carry with and tests at any time, it is easy to use, intelligence degree is high.
Description
Technical field
The utility model is related to Medical Devices, more particularly to a kind of pulmonary function detection instrument.
Background technology
Pulmonary function test is one of necessary inspection of respiratory disease, for early detection lung, airway lesions, assesses disease
The curative effect of the coincident with severity degree of condition of disease and prognosis, evaluation medicine or other treatment methods, the reason for differentiating expiratory dyspnea assesses lung
Function in terms of the tolerances such as labor intensity to having important directive significance.Particularly with asthmatic patient, pass through pulmonary function detection
May determine that its state of an illness is fluctuated, know acute attack risk early, thus for a long time, the pulmonary function detection of system there is important meaning
Justice, can help doctor preferably to assess conditions of patients.
Existing Pulmonary function instrument volume is generally larger, using and carry inconvenient, be unfavorable for regular monitoring,
It is more difficult to carry out long-term tracking and data analysis, the compliance of user is poor.
Utility model content
The utility model provides a kind of pulmonary function detection instrument, which overcomes the weak point present in prior art.
The utility model solves the technical scheme that its technical problem used：A kind of pulmonary function detection instrument, including shunting
Head, breathing cylinder, differential pressure pickup, circuit board and communication interface, shunt head is assemblied in breathing cylinder to be formed with separating breathing cylinder
Breathe runner and pressure runner；Breathing cylinder has air inlet, the gas outlet of rear end and the diversion column at middle part for being located at front end,
The bore of air inlet is more than the bore of gas outlet, respiration channel connection air inlet and gas outlet；Pressure flow passage air inlet and
Diversion column, differential pressure pickup is connected with diversion column, and circuit board is connected between differential pressure pickup and communication interface with by pressure difference
The pressure signal that sensor is detected is converted into data-signal and transmitted via communication interface.
It is preferred that, the shunt head is tubular structure and is located at the breathing cylinder coaxial sleeve in breathing cylinder, front end bore
If being extended to abutting breathing cylinder internal face gradually and edge being provided with and opens shrinkage pool, diversion column is arranged at below shunt head；Shunt head
Middle through-hole forms the breathing runner, and shrinkage pool connects to form the pressure runner with diversion column.
It is preferred that, the breathing cylinder inwall have a bore mutant form into step, the shunt head rear end is matched somebody with somebody with step
Close and fix.
It is preferred that, the shrinkage pool is arranged along the shunt head front periphery equidistant intervals.
It is preferred that, the communication interface is USB interface or headset plug.
It is preferred that, an in addition to lid, the lid is assemblied on the outside of the breathing cylinder, the differential pressure pickup, circuit
Plate and communication interface are arranged in lid.
It is preferred that, in addition to the power supply for being powered to differential pressure pickup and circuit board.
Compared to prior art, the utility model has the advantages that：
1) shunt head, breathing cylinder coordinate the air pressure formed in human exhaled breath more than external atmosphere pressure, and differential pressure pickup leads to
Cross sensing passage and detect the intensity of air pressure and pressure signal is converted into data-signal by circuit board and be sent to communication interface,
Communication interface can be with electronic equipment --- and it is connected such as smart mobile phone, tablet personal computer, computer, passes through electronic equipment point
Analysis, processing receive obtained signal and show the parameters of PFT, are convenient for long-term data analysis and follow the trail of, be easy to
Body is carried and tested at any time, easy to use, and intelligence degree is high.
2) shunt head is arranged in breathing cylinder and separates breathing cylinder formation breathing runner and pressure runner, compact structure one
Body, while the conical surface design of middle through-hole front end, causes air flow through and more smooth out, detection structural precision is high, fluctuates small.
The utility model is described in further detail below in conjunction with drawings and Examples；But a kind of lung of the present utility model
Function detecting instrument is not limited to embodiment.
Brief description of the drawings
Fig. 1 is decomposition texture schematic diagram of the present utility model
Fig. 2 is cross section structure schematic diagram of the present utility model.
Embodiment
Embodiment, is referred to shown in Fig. 1, Fig. 2, a kind of pulmonary function detection instrument of the present embodiment include shunt head 1, breathing cylinder 2,
Differential pressure pickup 3, circuit board 4 and communication interface 5.Shunt head 1 is assemblied in breathing cylinder 2 and separates the breathing formation breathing of cylinder 2
Runner and pressure runner.Breathing cylinder 2 has air inlet 21, the gas outlet 22 of rear end and the diversion column at middle part for being located at front end
23, the bore of air inlet 21 is more than the bore of gas outlet 22, respiration channel connection air inlet 21 and gas outlet 22.Pressure runner connects
Logical air inlet 21 and diversion column 23, differential pressure pickup 3 are connected with diversion column 23, and circuit board 4 is connected to differential pressure pickup 3 and logical
Data-signal is converted into the pressure signal for detecting differential pressure pickup 3 between communication interface 5 and transmitted via communication interface.
Shunt head 1 is tubular structure and breathed with coaxial be placed on of breathing cylinder 2 in cylinder 2 that front end is horn-like structure, and bore is gradually
The abutting breathing internal face of cylinder 2 is extended to secondary and if edge is provided with and opens shrinkage pool 11, and diversion column 23 is arranged at the lower section of shunt head 1.Enter
One step, 2 points of breathing cylinder is the larger forward part of bore and the less rear part of bore, has bore mutation in both intersections
The step 24 of formation, the rear end of shunt head 1 coordinates with the rear part of breathing cylinder 2 and step 24 to be fixed, and front speaker part is with exhaling
The formation of suction tube 2 sets gap.The middle through-hole of shunt head 1 connects air inlet 21 and gas outlet 22 forms breathing runner, lung capacity inspection
During survey, human body mouth is exhaled in breathing cylinder 2 front end, air-flow via the middle through-hole of shunt head 1 to gas outlet 22 when, due to cross section
Product reduces, and the air pressure in breathing cylinder 2 is more than external atmosphere pressure.Shrinkage pool 11 is arranged simultaneously along the front periphery equidistant intervals of shunt head 1
With diversion column 23 via setting gap to connect to form pressure runner, differential pressure pickup passes through in pressure flow-paths inspection to breathing cylinder
Air pressure signal, and data-signal is converted into by circuit board is sent to communication interface 5.Communication interface 5 is preferably USB interface or ear
Machine transplanting of rice head, can connect with electronic equipment, utilizes the pressure difference with atmospheric pressure such as smart mobile phone, tablet personal computer and computer
The measurement of gas flow rate is realized, electronic equipment is calculated by engineering fluid mechanics, show and analyze lung capacity, peak flow etc.
Lung capacity common counter.In addition, data analysis can also be carried out by mobile phone A PP setting, contrast and early warning etc. is followed the trail of,
It is intelligent high.
Further, in addition to a lid 6, lid 6 is assemblied in the outside of breathing cylinder 2, pressure sensor 3, circuit board 4 and logical
Communication interface 5 is arranged in lid 6, and lid 6 leaves the corresponding opening of communication interface 5.Lid 6 is fused to by ultrasonic mode and exhaled
On suction tube 2, to protect internal components.
Further, in addition to power supply is for being that pressure sensor and circuit board are powered, power supply can be specifically battery.
Above-described embodiment is only used for further illustrating a kind of pulmonary function detection instrument of the present utility model, but the utility model is simultaneously
It is not limited to embodiment, every any simple modification made according to technical spirit of the present utility model to above example, etc.
With change and modification, each fall within the protection domain of technical solutions of the utility model.
Claims (7)
1. a kind of pulmonary function detection instrument, it is characterised in that：Including shunt head, breathing cylinder, differential pressure pickup, circuit board and communication
Interface, shunt head is assemblied in breathing cylinder to separate breathing cylinder formation breathing runner and pressure runner；Breathing cylinder, which has, to be located at
The diversion column of the air inlet of front end, the gas outlet of rear end and middle part, the bore of air inlet is more than the bore of gas outlet, and breathing is logical
Road connects air inlet and gas outlet；Pressure flow passage air inlet and diversion column, differential pressure pickup are connected with diversion column, circuit board
It is connected between differential pressure pickup and communication interface and data-signal is converted into the pressure signal for detecting differential pressure pickup
And transmitted via communication interface.
2. pulmonary function detection instrument according to claim 1, it is characterised in that：The shunt head be tubular structure and with it is described
Cylinder coaxial sleeve is breathed in breathing cylinder, if front end bore is extended to abutting breathing cylinder internal face gradually and edge is provided with and opens recessed
Hole, diversion column is arranged at below shunt head；Shunt head middle through-hole forms the breathing runner, and shrinkage pool connects to be formed with diversion column
The pressure runner.
3. pulmonary function detection instrument according to claim 2, it is characterised in that：The breathing cylinder inwall is mutated with a bore
The step of formation, the shunt head rear end coordinates with step to be fixed.
4. pulmonary function detection instrument according to claim 2, it is characterised in that：The shrinkage pool is along the shunt head front periphery
Equidistant intervals are arranged.
5. pulmonary function detection instrument according to claim 1, it is characterised in that：The communication interface is USB interface or earphone
Plug.
6. pulmonary function detection instrument according to claim 1, it is characterised in that：Also include a lid, the lid is assemblied in
On the outside of the breathing cylinder, the differential pressure pickup, circuit board and communication interface are arranged in lid.
7. pulmonary function detection instrument according to claim 1, it is characterised in that：Also include being used for differential pressure pickup and circuit
The power supply that plate is powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621041255.3U CN206381178U (en) | 2016-09-07 | 2016-09-07 | A kind of pulmonary function detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621041255.3U CN206381178U (en) | 2016-09-07 | 2016-09-07 | A kind of pulmonary function detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206381178U true CN206381178U (en) | 2017-08-08 |
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ID=59486294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621041255.3U Active CN206381178U (en) | 2016-09-07 | 2016-09-07 | A kind of pulmonary function detection instrument |
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| Country | Link |
|---|---|
| CN (1) | CN206381178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671428A (en) * | 2020-07-20 | 2020-09-18 | 中国人民解放军陆军军医大学第一附属医院 | Prevent leaking lung function check out test set |
-
2016
- 2016-09-07 CN CN201621041255.3U patent/CN206381178U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671428A (en) * | 2020-07-20 | 2020-09-18 | 中国人民解放军陆军军医大学第一附属医院 | Prevent leaking lung function check out test set |
| CN111671428B (en) * | 2020-07-20 | 2023-03-14 | 中国人民解放军陆军军医大学第一附属医院 | Prevent leaking lung function check out test set |
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