CN107606264A - Medical air volume regulating device - Google Patents
Medical air volume regulating device Download PDFInfo
- Publication number
- CN107606264A CN107606264A CN201710765406.2A CN201710765406A CN107606264A CN 107606264 A CN107606264 A CN 107606264A CN 201710765406 A CN201710765406 A CN 201710765406A CN 107606264 A CN107606264 A CN 107606264A
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- Prior art keywords
- adjustable plate
- plate
- passage
- tolerance
- control unit
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 13
- 230000008859 change Effects 0.000 claims abstract description 8
- 238000005273 aeration Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 239000013536 elastomeric material Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
- Safety Valves (AREA)
Abstract
The present invention relates to tolerance control field, a kind of more particularly to medical air volume regulating device, in the pipeline flowed through installed in gas, including fixed control unit and change control unit, fixed control unit includes the fixed plate being radially arranged in pipeline, the top of the fixed plate is provided with the first passage, and the bottom of the fixed plate is provided with tolerance adjustment hole；Change control unit includes adjustable plate, and the adjustable plate is located at the downstream of fixed plate, is hinged in the middle part of adjustable plate on pipeline, and the top of the adjustable plate is provided with several second passages, and the bottom of the adjustable plate is provided with the circular cone for being used for coordinating tolerance adjustment hole to switch；Gas adapter cavity is formed between the fixed plate and adjustable plate；The adjustable plate is radially provided with exhaust passage, and the exhaust passage connects with gas adapter cavity, and the porch of the exhaust passage is provided with check valve.By implementing the technical program, to reach when input tolerance is excessive, ensure effect of the tolerance of using terminal in normal range (NR).
Description
Technical field
The present invention relates to tolerance control field, more particularly to a kind of medical air volume regulating device.
Background technology
When in use, its gas circulation can suddenly increase or stop suddenly some aeration equipments due to emergency case,
It can cause using terminal that anomaly occurs, in the prior art in order to prevent the appearance of above mentioned problem, generally set in the duct
Tolerance supervising device, when finding that gas circulation is excessive or the stops air flux of just control device gas outlet, reached with this
The purpose of tolerance regulation.But the problem of this mode is present is：It could only be examined after the tolerance in flow ipe goes wrong
Measure and start to adjust, but the abnormal gas has had been introduced into using terminal.Therefore need to design a kind of on-line control gas
Flux, avoid supply abnormal and using terminal is impacted.
The content of the invention
Shadow is caused to using terminal the invention is intended to provide a kind of medical air volume regulating device, during avoiding supplying exception
Ring.
To reach above-mentioned purpose, base case of the invention is as follows：Medical air volume regulating device, including be connected on pipeline
Cylinder, the inwall of the cylinder is provided with air storing cavity, and fixed control unit and change control unit are provided with the cylinder, described solid
Determine the fixed plate that control unit includes being radially arranged in cylinder, the top of the fixed plate is provided with the first passage, the fixation
The bottom of plate is provided with tolerance adjustment hole；
The change control unit includes adjustable plate, and the adjustable plate is located at the downstream of fixed plate, is hinged in the middle part of the adjustable plate
On pipeline, the top of the adjustable plate is provided with several second passages, and the bottom of the adjustable plate, which is provided with, to be used to coordinate tolerance to adjust
The circular cone of knothole switch；
Gas adapter cavity is formed between the fixed plate and adjustable plate；
Vertical in the adjustable plate to be provided with exhaust passage, exhaust passage connection gas adapter cavity and air storing cavity, the exhaust is logical
The porch in road is provided with check valve；
The connecting hole of air storing cavity and gas adapter cavity is communicated with the cylinder, the connection hole is hinged with baffle plate, the gear
Plate is relative with the first passage, and when the first passage is in aeration status, baffle plate closes connecting hole in the presence of air-flow；
The area of first passage is more than the area summation of several second passages, and the area of first passage is big
In the area of tolerance adjustment hole.
The principle and advantage of this programme are：When tolerance is in normal condition, gas is adjusted from the first passage and tolerance
Knothole is entered in gas adapter cavity, and is flowed out respectively from the second passage and auxiliary through hole.Due to the face of the first passage
Area of the product more than tolerance adjustment hole and the area summation more than several second passages, when tolerance is excessive or flow velocity increases,
The gas that first passage enters promotes rapidly adjustable plate top to turn right, and the bottom of adjustable plate then turns left, circular cone
It is inserted into tolerance adjustment hole and is blocked, reduces the inlet of gas in gas adapter cavity.Simultaneously with upper chamber's tolerance
Increase, pressure increases and promotes check valve to open exhaust passage, received so that excess air is discharged in air storing cavity therewith
Collection.When gas transmission end abends, no gas is by cylinder, and now baffle plate is after the thrust of airless, around its pin joint to left avertence
Turn so as to open connecting hole, the gas for discharging air storing cavity is transported to using terminal.
In summary, when gas in pipelines increases suddenly, this equipment can close tolerance adjustment hole automatically, to reduce gas
Circulation area, and automatically open up exhaust passage in the presence of pressure differential and the gas of excess is discharged into air storing cavity, so that
The tolerance for entering using terminal is maintained in normal range (NR).When stopping the supple of gas or steam suddenly, also the gas in air storing cavity can be released automatically
Release, to play respite effect, being advantageous to staff has enough time to be handled.
Preferred scheme 1：Based on scheme improvement, the circular cone both sides stretch out to form projection, work as circular cone
When blocking tolerance adjustment hole, circular cone and it is raised gas adapter cavity is separated into upper chamber and lower chambers, under the oscillating deck
Portion is provided with auxiliary through hole, by above-mentioned setting, when tolerance is normal or flow velocity can flow out compared with time slack, gas from auxiliary through hole；When
Tolerance is excessive or when flow velocity is too fast, is also increased therewith by the tolerance of the second passage, and now circular cone blocks tolerance adjustment hole,
The gas for completely cutting off upper chamber simultaneously circulates from auxiliary through hole, further reduces the circulation of gas.
Preferred scheme 2：Preferably 1 improvement, stage clip is connected between the check valve and exhaust passage inwall,
Brought some pressure to bear by stage clip to check valve, check valve can be just pushed open when the air pressure in gas adapter cavity, which reaches, exceedes certain value
Excessive gas is set to be discharged from exhaust passage.
Preferred scheme 3：Preferably 2 improvement, the material of the circular cone is elastomeric material, utilizes elastomeric material
Ductility, ensure sealing when circular cone and tolerance adjustment hole coordinate, avoid causing gas leak phenomenon.
Brief description of the drawings
Fig. 1 is the structural representation of the medical air volume regulating device of the present invention.
Fig. 2 is operating diagram when medical air volume regulating device tolerance is excessive.
Fig. 3 is the structural representation of adjustable plate.
Fig. 4 is the side view of adjustable plate.
Fig. 5 is the enlarged diagram of A in Fig. 1.
Fig. 6 is the enlarged diagram of A when stopping the supple of gas or steam.
Embodiment
Below by embodiment, the present invention is further detailed explanation：
Reference in Figure of description includes：Fixed plate 1, the first passage 2, tolerance adjustment hole 3, adjustable plate 4, second are logical
Stomata 5, circular cone 6, gas adapter cavity 7, upper chamber 8, lower chambers 9, auxiliary through hole 10, exhaust passage 11, check valve 12, projection
13rd, cylinder 14, air storing cavity 15, intercommunicating pore 16, baffle plate 17.
Embodiment is substantially as shown in Figure 1：Medical air volume regulating device, including the cylinder being connected on cylinder, cylinder
Air storing cavity is laterally offered in inwall, fixed control unit and change control unit are installed, it is vertical that fixed control unit includes in cylinder
The fixed plate 1 being fixedly mounted in cylinder 14, the top of fixed plate 1 offer the first passage 2, and the bottom of fixed plate 1 opens up
Adjustment hole 3 with tolerance.
Change control unit includes adjustable plate 4, and adjustable plate 4 is located at the right side of fixed plate 1, and the middle part of adjustable plate 4 is hinged on cylinder
Adjustable plate 4 is set to be hinged spot wobble around it on 14, the top of adjustable plate 4 offers 6 the second passages 5, the bottom of adjustable plate 4
Provided with the circular cone 6 for coordinating tolerance adjustment hole 3 to switch, circular cone 6 is made up of elastomeric material, utilizes the extension of elastomeric material
Property, ensure sealing when circular cone 6 coordinates with tolerance adjustment hole 3, avoid causing gas leak phenomenon.Fixed plate 1 and adjustable plate 4 it
Between form gas adapter cavity 7.
As shown in Figure 2 and Figure 3, the left and right sides of circular cone 6 stretches out to form projection 13, and the free end of two projections 13 is equal
Offseted with the inwall of cylinder 14, when circular cone 6 blocks tolerance adjustment hole 3, projection 13 offsets with fixed plate 1.In this way, circular cone 6
Gas adapter cavity 7 is just separated into independent upper chamber 8 and lower chambers 9 with projection 13, the bottom of oscillating deck offers auxiliary and led to
Hole 10, when tolerance is normal or flow velocity can flow out compared with time slack, gas from auxiliary through hole 10；When tolerance is excessive or flow velocity is too fast,
Also increased therewith by the tolerance of the second passage, now circular cone 6 blocks tolerance adjustment hole 3, while completely cuts off the gas of upper chamber 8
Body circulates from auxiliary through hole 10, further reduces the circulation of gas.
As shown in figure 4, the vertical direction of the inwall of adjustable plate 4 is provided with exhaust passage 11, the exhaust passage 11 connection gas
Adapter cavity and air storing cavity, the porch of exhaust passage 11 are provided with check valve 12, connected between check valve 12 and the inwall of exhaust passage 11
Stage clip is connected to, is brought some pressure to bear by stage clip to check valve 12, when the air pressure in gas adapter cavity 7, which reaches, exceedes certain value
Check valve 12 can be pushed open makes excessive gas be discharged from exhaust passage 11.
As shown in Fig. 1, Fig. 5, Fig. 6, the connecting hole 16 of connection air storing cavity 15 and gas adapter cavity is offered on cylinder 14, even
Connect and a baffle plate 17 is hinged with the left side in hole 16, the left side of the upper surface of baffle plate 17 is hinged on the left side of connecting hole 16
On, the area of the upper surface of baffle plate 17 is more than the area of connecting hole 16, to reach the purpose of closing connecting hole 16.The left side of baffle plate 17
Relative with the first passage 2, when the first passage 2 is in aeration status, baffle plate 17 closes connecting hole under the promotion of air-flow
16。
The area of first passage 2 is more than the area summation of 6 the second passages 5, and the area of the first passage 2 is more than
The area of tolerance adjustment hole 3.
Operation principle：Cylinder 14 is connected on the pipeline of gas transmission equipmen, when tolerance is in normal condition, gas is from
One passage 2 and tolerance adjustment hole 3 are entered in gas adapter cavity 7, and are flowed respectively from the second passage 5 and auxiliary through hole 10
Go out.Because the area of the first passage 2 is more than the area of tolerance adjustment hole 3 and is more than the area summation of 6 the second passages 5,
When tolerance is excessive or flow velocity increases, rapid to promote the top of adjustable plate 4 to turn right, the bottom of adjustable plate 4 then turns left, cone
Shape block 6 is inserted into tolerance adjustment hole 3 and blocked, and gas adapter cavity 7 is separated into independent upper chamber 8 and lower chambers 9,
The auxiliary through hole 10 that gas cannot be introduced into lower chambers 9 is discharged, and reduces the discharge area of gas.Simultaneously with the gas of upper chamber 8
The increase of amount, pressure increase and promote check valve 12 to open therewith, are collected so as to which excess air is discharged in air storing cavity 15.
When gas transmission end is broken suddenly, no gas is by cylinder 14, and now baffle plate 17 is after the thrust of air-flow is lost, around its pin joint to the left
So as to open connecting hole 16, the gas of release air storing cavity 15 is transported to using terminal for deflection.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and/or characteristic is herein in scheme
Do not describe excessively.It should be pointed out that for those skilled in the art, without departing from the inventive concept of the premise, also
Several modifications and improvements can be made, these should also be considered as protection scope of the present invention, and these are real all without the present invention is influenceed
The effect and practical applicability applied.The scope of protection required by this application should be based on the content of the claims, specification
In the record such as embodiment can be used for the content for explaining claim.
Claims (4)
1. medical air volume regulating device, it is characterised in that including the cylinder being connected on pipeline, the inwall of the cylinder is provided with storage
Air cavity, fixed control unit and change control unit are provided with the cylinder, and the fixed control unit includes being radially arranged in cylinder
Interior fixed plate, the top of the fixed plate are provided with the first passage, and the bottom of the fixed plate is provided with tolerance adjustment hole；
The change control unit includes adjustable plate, and the adjustable plate is located at the downstream of fixed plate, is hinged in the middle part of the adjustable plate
On pipeline, the top of the adjustable plate is provided with several second passages, and the bottom of the adjustable plate, which is provided with, to be used to coordinate tolerance to adjust
The circular cone of knothole switch；
Gas adapter cavity is formed between the fixed plate and adjustable plate；
Vertical in the adjustable plate to be provided with exhaust passage, exhaust passage connection gas adapter cavity and air storing cavity, the exhaust is logical
The porch in road is provided with check valve；
The connecting hole of air storing cavity and gas adapter cavity is communicated with the cylinder, the connection hole is hinged with baffle plate, the gear
Plate is relative with the first passage, and when the first passage is in aeration status, baffle plate closes connecting hole in the presence of air-flow；
The area of first passage is more than the area summation of several second passages, and the area of first passage is big
In the area of tolerance adjustment hole.
2. medical air volume regulating device according to claim 1, it is characterised in that：The circular cone both sides stretch out shape
Into projection, when circular cone blocks tolerance adjustment hole, gas adapter cavity is separated into upper chamber and lower chambers by circular cone and projection,
The bottom of the oscillating deck is provided with auxiliary through hole.
3. medical air volume regulating device according to claim 2, it is characterised in that：The check valve and exhaust passage inwall
Between be connected with stage clip.
4. medical air volume regulating device according to claim 3, it is characterised in that：The material of the circular cone is elastic material
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765406.2A CN107606264B (en) | 2017-08-30 | 2017-08-30 | Medical air volume regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765406.2A CN107606264B (en) | 2017-08-30 | 2017-08-30 | Medical air volume regulating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107606264A true CN107606264A (en) | 2018-01-19 |
| CN107606264B CN107606264B (en) | 2019-03-15 |
Family
ID=61055747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710765406.2A Active CN107606264B (en) | 2017-08-30 | 2017-08-30 | Medical air volume regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606264B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112190805A (en) * | 2020-11-05 | 2021-01-08 | 张兴容 | Department of anesthesia laryngeal mask with intelligence is admitted air |
| CN116747494A (en) * | 2023-08-15 | 2023-09-15 | 四川省医学科学院·四川省人民医院 | Training device for functional exercise after arteriovenous fistula operation |
-
2017
- 2017-08-30 CN CN201710765406.2A patent/CN107606264B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112190805A (en) * | 2020-11-05 | 2021-01-08 | 张兴容 | Department of anesthesia laryngeal mask with intelligence is admitted air |
| CN116747494A (en) * | 2023-08-15 | 2023-09-15 | 四川省医学科学院·四川省人民医院 | Training device for functional exercise after arteriovenous fistula operation |
| CN116747494B (en) * | 2023-08-15 | 2023-10-20 | 四川省医学科学院·四川省人民医院 | Training device for functional exercise after arteriovenous fistula operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107606264B (en) | 2019-03-15 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220714 Address after: Room 7088-230, 7th floor, 1558 Jiangnan Road, high tech Zone, Ningbo, Zhejiang 315000 Patentee after: NINGBO LONGRUI MACHINERY MANUFACTURE CO.,LTD. Address before: Ningbo Xiangshan Port International Hotel Co., Ltd., No. 1111 Xiangshan Port Road, Dandong Street, Xiangshan County, Zhejiang Province, 315000 Patentee before: NINGBO JINGZHENTANG BIOTECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20240402 Address after: Room A, 3rd Floor, East District Building, No. 29 Haihong Road, Xiangzhou, Zhuhai City, Guangdong Province, 519000 Patentee after: Zhuhai Yueling Technology Co.,Ltd. Country or region after: China Address before: Room 7088-230, 7th floor, 1558 Jiangnan Road, high tech Zone, Ningbo, Zhejiang 315000 Patentee before: NINGBO LONGRUI MACHINERY MANUFACTURE CO.,LTD. Country or region before: China |