CN208012860U - The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus - Google Patents
The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus Download PDFInfo
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- CN208012860U CN208012860U CN201820580771.6U CN201820580771U CN208012860U CN 208012860 U CN208012860 U CN 208012860U CN 201820580771 U CN201820580771 U CN 201820580771U CN 208012860 U CN208012860 U CN 208012860U
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- water pressures
- differential water
- pedestal
- pressures meter
- lead screw
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Abstract
The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus, is related to the technical field of measurement and test of thoracic duction instrument.Pedestal is installed for the lower part of examination drainage device and differential water pressures meter, the top of pedestal is equipped with rotary buffer device, levelness detecting device and angle vernier device, and the top connection of rotary buffer device is for trying drainage device.Rotary buffer device can be to provide buffering for examination drainage device, and violent shaking occurs in internal liquid when avoiding being given a shock for examination drainage device.Levelness detecting device can detect the levelness of differential water pressures meter entirety, and when differential water pressures meter tilts to a certain extent, levelness detecting device can send out alarm by alarm, and staff's differential water pressures meter is reminded not to be laid flat.Angle vernier device can be adjusted the levelness of differential water pressures meter by the cooperation of feed screw nut when differential water pressures meter is not laid flat, to make differential water pressures meter be rapidly achieved horizontality, improve the accuracy of test result.
Description
Technical field
The utility model is related to the technical field of measurement and test of thoracic duction instrument, are specifically related to a kind of disposable thoracic cavity
The dry envelope valve of drainage device closes performance test apparatus.
Background technology
Disposable thoracic duction instrument needs after being primarily adapted for use in pneumothorax caused by a variety of causes, pleural effusion and operation
Carry out the patient of closed drainage.Residual gas, hydrops " unidirectional drainage " and the energy in the chest of chest drainage are carried out after operation
It is the most basic requirement of clinical drainage accurately to be measured to drainage-fluid.The characteristics of dry envelope valve type thoracic duction instrument is using unidirectional
" dry envelope valve ", realizes the unidirectional drainage to residual gas, hydrops.
The dry envelope valve of existing disposable thoracic duction instrument is closed the configuration of performance test apparatus structure and is not conformed to relatively
Reason, can not accurately test out chest drainage operation when fluid pressure, meanwhile, for examination drainage device when being given a shock inside
There is violent shaking in liquid, this can cause a degree of influence to test.Whether differential water pressures meter is direct in horizontality
The accuracy of test result is influenced, and does not have levelness governor motion.
Utility model content
For the technical problems in the prior art, the purpose of this utility model is to provide a kind of disposable chests
The dry envelope valve of chamber drainage device closes performance test apparatus, and testing precision is high.
To achieve the goals above, technical solution used by the utility model is：A kind of disposable chest drainage
The dry envelope valve of device closes performance test apparatus, including for examination drainage device and differential water pressures meter, and the top for trying drainage device connects
Interface is drained, drainage interface connects threeway, is connected to the inside of drainage interface inside the first port of threeway, the second end of threeway
Mouth connection attraction source, the third port of threeway are in communication with the outside；It is connected to the inside for trying drainage device for one end of pressure pipe, separately
One end is connect with differential water pressures meter, and an end closure of differential water pressures meter is simultaneously connect with for pressure pipe, and the other end is in communication with the outside；It is described for examination
The lower part of drainage device and differential water pressures meter is equipped with pedestal, and the top of the pedestal is equipped with rotary buffer device, the rotation
The top connection of buffer unit is for trying drainage device；The rotary buffer device includes upper support bar and lower support bar, lower support
The lower end of bar is connect with pedestal, and the upper end of upper support bar is connect with for examination drainage device, the lower end of upper support bar and lower support bar
Upper end it is hinged, there are two spring, two springs are located at the both sides of lower support bar, the lower end of spring for the top connection of pedestal
It is connect with pedestal, the upper end connection of spring is for trying drainage device.
As the optimal technical scheme of the utility model, the dry envelope valve of disposable thoracic duction instrument closes performance test
The top of the pedestal of equipment is also equipped with levelness detecting device, top and the differential water pressures meter of the levelness detecting device
Connection；The levelness detecting device includes the conducting sphere being sequentially connected in series, power supply, alarm and conducting ring, alarm and conduction
Ring is connect with pedestal, the bottom connecting wire of differential water pressures meter, and the lower end of conducting wire connects conducting sphere, and conducting sphere is located at conducting ring
Middle part.
As the optimal technical scheme of the utility model, the dry envelope valve of disposable thoracic duction instrument closes performance test
The top of the pedestal of equipment is also equipped with angle vernier device, and the top of the angle vernier device is connect with differential water pressures meter；Institute
It includes the first swingle, the second swingle, positive lead screw and reversed lead screw to state angle vernier device, the upper end of the first swingle and
The upper end of positive lead screw is connect with the bottom of differential water pressures meter, wherein positive lead screw and differential water pressures meter are hinged, under reversed lead screw
End and the lower end of the second swingle are connect with pedestal, wherein reversed lead screw is hinged with pedestal；The lower end of first swingle and the
The upper end of two swingles is hinged；It is threaded with reversed nut on reversed lead screw, positive nut is threaded on positive lead screw,
It is connected by fixed column between reversed nut and positive nut；Rotation fixed column drives positive nut and reversed nut to revolve simultaneously
Turn, to make positive lead screw and reversed lead screw while be pushed outwardly or simultaneously to contract, to adjust the angle of differential water pressures meter
Degree.
Compared with the existing technology, the beneficial effects of the utility model performance is as follows：
By adding rotary buffer device, levelness detecting device and angle vernier device in a test device, make test
Accuracy is significantly improved.Rotary buffer device can for for examination drainage device buffering is provided, avoid for examination drainage device by
There is violent shaking to internal liquid when vibrations.Levelness detecting device can detect the levelness of differential water pressures meter entirety, when
When differential water pressures meter is tilted to a certain extent, levelness detecting device can send out alarm by alarm, remind staff's water
Differential manometer is not laid flat.Angle vernier device can when differential water pressures meter is not laid flat by the cooperation of feed screw nut to differential water pressures meter
Levelness is adjusted, and to make differential water pressures meter be rapidly achieved horizontality, improves the accuracy of test result.
In addition, the dry envelope valve of the disposable thoracic duction instrument of the utility model closes performance test apparatus, also have
The advantages that simple for structure compact, manufacturing cost is cheap and uses simplicity.
Description of the drawings
Fig. 1 is the structural schematic diagram that the dry envelope valve of disposable thoracic duction instrument closes performance test apparatus.
Fig. 2 is the enlarged structure schematic diagram in the regions I in Fig. 1.
Fig. 3 is the circuit connection diagram of levelness detecting device.
Specific implementation mode
Envelope valve closing property is done to the disposable thoracic duction instrument of the utility model with attached drawing with reference to embodiments
Energy test equipment, which is made, to be discussed further.
As shown in Figure 1, the dry envelope valve of disposable thoracic duction instrument closes performance test apparatus, including for examination drainage dress
1 is set, is hollow babinet for trying drainage device 1, for trying the top connection drainage interface 2 of drainage device 1, drains the interior of interface 2
Portion is connected to the inside for trying drainage device 1, and drainage interface 2 connects threeway 4, first port inside and the drainage interface 2 of threeway 4
Inside connection, the second port connection attraction source 3 of threeway 4, the third port of threeway 4 is in communication with the outside, and attractions source 3 is rubber
Balloon-shaped structure, the side for trying drainage device 1 is connected for pressure pipe 6, for inside one end of pressure pipe 6 and for examination drainage device 1
Inside connection, for the other end connection differential water pressures meter 5 of pressure pipe 6, differential water pressures meter 5 is U-shaped tubular structure, one end of differential water pressures meter 5
Sealing, the other end are in communication with the outside, and the sealing end of differential water pressures meter 5 is connect with for pressure pipe 6, and the inside of differential water pressures meter 5 contains water.
The utility model increases differential water pressures meter 5, logical for the fluid pressure inside examination drainage device 1 in drainage process
The inside for being transmitted to 5 sealing end of differential water pressures meter for pressure pipe 6 is crossed, the pressure inside 5 sealing end of differential water pressures meter and atmospheric pressure are caused
Difference is generated, to make the liquid of 5 both sides of differential water pressures meter difference in height occur, tester can be according to 5 both sides liquid of differential water pressures meter
The difference in height of body judges the pressure inside drainage device 1.The utility model can be in differential water pressures meter 5 by increasing attraction source 3
It is the changing value for providing pressure inside examination drainage device 1 by pressing operation, to make water when the liquid level of display is stablized
5 inside of differential manometer generates slight pressure change, to enable 5 internal liquid of differential water pressures meter slightly to shake, to make hydraulic pressure
Difference 5 internal liquids of meter can show more accurate height value.One end that the threeway 4 of the utility model is in communication with the outside can be square
Convenient to operate personnel are pressed by finger 7, control the break-make situation for trying drainage device 1 air pressure inside and ambient pressure.This practicality
Novel attraction source 3 is separated with for pressure pipe 6, can be to avoid the influence for attracting source 3 excessive for the pressure value of 6 channel interior of pressure pipe
Variation.The operation principle of the utility model (sees People's Republic of China (PRC) pharmaceuticals industry standard YY/T 0583.2-
2016) it is：So that drainage device is in for use state, but water is added without in gas leakage machine, presses with finger threeway first
Upper opening, manual operation attraction source make fluid collection chamber negative pressure value reach minus two centimeter water columns height, and finger release threeway is suitable for reading,
So that suction port is connected with air, observes and records the negative pressure variation of fluid collection chamber in one minute.
Pedestal 32, the top installation slew buffer dress of pedestal 32 are installed for the lower part of examination drainage device 1 and differential water pressures meter 5
It sets, levelness detecting device and angle vernier device, levelness detecting device connect differential water pressures with the top of angle vernier device
Meter 5, the top connection of rotary buffer device is for trying drainage device 1.
The rotary buffer device, levelness detecting device and angle vernier device of the utility model can make for trying drainage device
1 and differential water pressures meter 5 test when more stablize, while for for examination drainage device 1 and differential water pressures meter 5 support is provided, facilitate test
Progress.Rotary buffer device can be to provide buffering for examination drainage device 1, interior when avoiding being given a shock for examination drainage device 1
There is violent shaking in portion's liquid.
Also referring to Fig. 2 and 3, levelness detecting device includes the conducting sphere 12, power supply 27, alarm 14 being sequentially connected in series
With conducting ring 13, alarm 14 and conducting ring 13 are connect with pedestal 32, the bottom connecting wire 11 of differential water pressures meter 5, conducting wire 11
Lower end connect conducting sphere 12, conducting sphere 12 is located at the middle part of conducting ring 13.
The levelness detecting device of the utility model can detect the whole levelness of differential water pressures meter 5, when differential water pressures meter 5 inclines
When tiltedly to a certain extent, levelness detecting device can send out alarm by alarm 14, remind staff's differential water pressures meter 5 not
It is laid flat.When differential water pressures meter 5 is in horizontality, the two is mutually disengaged the conducting ring 13 and conducting sphere 12 of the utility model, from
And the series circuit for making alarm 14, power supply 27, conducting ring 13 and conducting sphere 12 constitute disconnects, alarm 14 is not powered at this time,
Alarm is not sent out, when differential water pressures meter 5 tilts, conducting sphere 12 can be driven to be contacted with conducting ring 13 by conducting wire 11, to
Make the series circuit conducting that alarm 14, power supply 27, conducting ring 13 and conducting sphere 12 are constituted, to make alarm 14 send out police
Report reminds staff's differential water pressures meter 5 not to be laid flat.
Angle vernier device includes the first swingle 15, the second swingle 16, positive lead screw 17 and reversed lead screw 20, and first
The upper end of swingle 15 and the upper end of positive lead screw 17 are connect with the bottom of differential water pressures meter 5, wherein positive lead screw 17 and hydraulic pressure
Difference meter 5 is hinged, and the lower end of the lower end of reversed lead screw 20 and the second swingle 16 connect with pedestal 32, wherein reversed lead screw 20 and
Pedestal 32 is hinged；The lower end of first swingle 15 and the upper end of the second swingle 16 are hinged；It is threaded on reversed lead screw 20
Reversed nut 21 is threaded with positive nut 18 on positive lead screw 17, by solid between reversed nut 21 and positive nut 18
Fixed column 19 connects.
The angle vernier device of the utility model can when differential water pressures meter 5 is not laid flat by the cooperation of feed screw nut to water
The levelness of differential manometer 5 is adjusted, and to make differential water pressures meter 5 be rapidly achieved horizontality, improves the accuracy of test result.
The fixed column 19 of the utility model can drive positive nut 18 and reversed nut 21 to revolve simultaneously when being rotated by operating personnel
Turn, to make positive lead screw 17 and reversed lead screw 20 while be pushed outwardly or simultaneously to contract, to once rotation fixation
Column 19 can obtain twice of adjustable range, to improve the angular adjustment efficiency of differential water pressures meter 5.Angle vernier device exists
During length is realized stretching, extension and shunk, the first swingle 15 and the second swingle 16 can adapt to angle adjustment by rotation
The length adjustment of device, to realize that the levelness of differential water pressures meter 5 is adjusted.
Rotary buffer device includes upper support bar 52 and lower support bar 53, and the lower end of lower support bar 53 is connect with pedestal 32,
The upper end of upper support bar 52 is connect with for examination drainage device 1, and the lower end of upper support bar 52 is hinged with the upper end of lower support bar 53, bottom
The top of seat 32 connects two springs 10, and two springs 10 are located at the both sides of lower support bar 53, the lower end and bottom of spring 10
Seat 32 connects, and the upper end connection of spring 10 is for trying drainage device 1.
The rotary buffer device of the utility model can be to provide buffering for examination drainage device 1, go out when for examination drainage device 1
When now shaking, rotary buffer device can utilize the elastic force of spring 10, reduce the instantaneous acceleration occurred for examination drainage device 1, keep away
Exempt to improve and draw for examination since vibrations excessively acutely lead to the vibrations of internal liquid appearance by a relatively large margin for examination drainage device 1
The speed that stream 1 internal liquid of device restores calm, the progress for avoiding excessive vibration influence from testing.The upper support of the utility model
The lower end of bar 52 and the upper end of lower support bar 53 hingedly can the posture that is swung for examination drainage device 1 when shaking of specification,
Enable to swing along the articulated shaft of upper support bar 52 and lower support bar 53 for examination drainage device 1, so as to avoid for examination drainage dress
It is excessive to set internal liquid vibration amplitude caused by 1 random motion.
Above content is only the design example and explanation to the utility model, the technologies of affiliated the art
Personnel make various modifications or additions to the described embodiments or substitute by a similar method, without departing from
The design of utility model or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (3)
1. a kind of dry envelope valve of disposable thoracic duction instrument closes performance test apparatus, including for examination drainage device (1) and
Differential water pressures meter (5), for the top connection drainage interface (2) of examination drainage device (1), drainage interface (2) connects threeway (4), threeway
(4) it is connected to the inside of drainage interface (2) inside first port, second port connection attraction source (3) of threeway (4), threeway
(4) third port is in communication with the outside；It is connected to for one end and the inside for examination drainage device (1) of pressure pipe (6), the other end and water
Differential manometer (5) connects, and an end closure of differential water pressures meter (5) is simultaneously connect with for pressure pipe (6), and the other end is in communication with the outside；Its feature
It is：The lower part for examination drainage device (1) and differential water pressures meter (5) is equipped with pedestal (32), the top of the pedestal (32)
Rotary buffer device is installed, the top connection of the rotary buffer device is for examination drainage device (1)；The rotary buffer device
Including upper support bar (52) and lower support bar (53), the lower end of lower support bar (53) is connect with pedestal (32), upper support bar (52)
Upper end connect with for examination drainage device (1), the lower end of upper support bar (52) and the upper end of lower support bar (53) are hinged, pedestal
(32) there are two spring (10), two springs (10) are located at the both sides of lower support bar (53), spring (10) for top connection
Lower end connect with pedestal (32), the connection of the upper end of spring (10) is for examination drainage device (1).
2. the dry envelope valve of disposable thoracic duction instrument as described in claim 1 closes performance test apparatus, feature exists
In the top of the pedestal (32) is also equipped with levelness detecting device, the top of the levelness detecting device and differential water pressures
Count (5) connection；The levelness detecting device includes the conducting sphere (12) being sequentially connected in series, power supply (27), alarm (14) and leads
Electric ring (13), alarm (14) and conducting ring (13) are connect with pedestal (32), the bottom connecting wire of differential water pressures meter (5)
(11), the lower end connection conducting sphere (12) of conducting wire (11), conducting sphere (12) are located at the middle part of conducting ring (13).
3. the dry envelope valve of disposable thoracic duction instrument as described in claim 1 closes performance test apparatus, feature exists
In the top of the pedestal (32) is also equipped with angle vernier device, top and the differential water pressures meter (5) of the angle vernier device
Connection；The angle vernier device includes the first swingle (15), the second swingle (16), positive lead screw (17) and reversed lead screw
(20), the upper end of the first swingle (15) and the upper end of positive lead screw (17) are connect with the bottom of differential water pressures meter (5), wherein just
Hinged to lead screw (17) and differential water pressures meter (5), the lower end of reversed lead screw (20) and the lower end of the second swingle (16) are and pedestal
(32) it connects, wherein reversed lead screw (20) is hinged with pedestal (32)；The lower end of first swingle (15) and the second swingle (16)
Upper end it is hinged；It is threaded with reversed nut (21) on reversed lead screw (20), forward direction is threaded on positive lead screw (17)
Nut (18) is connected between reversed nut (21) and positive nut (18) by fixed column (19)；Rotate fixed column (19) simultaneously
Positive nut (18) and reversed nut (21) rotation are driven, to make positive lead screw (17) and reversed lead screw (20) while push out
Go out or simultaneously to contract, to adjust the angle of differential water pressures meter (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820580771.6U CN208012860U (en) | 2018-04-23 | 2018-04-23 | The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820580771.6U CN208012860U (en) | 2018-04-23 | 2018-04-23 | The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208012860U true CN208012860U (en) | 2018-10-26 |
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ID=63893340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820580771.6U Expired - Fee Related CN208012860U (en) | 2018-04-23 | 2018-04-23 | The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208012860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108398257A (en) * | 2018-04-23 | 2018-08-14 | 黄葆华 | The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus |
-
2018
- 2018-04-23 CN CN201820580771.6U patent/CN208012860U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108398257A (en) * | 2018-04-23 | 2018-08-14 | 黄葆华 | The dry envelope valve of disposable thoracic duction instrument closes performance test apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191119 Address after: 230051 junction of Baohe road and Urumqi Road, Baohe Industrial Zone, Hefei, Anhui Patentee after: ANHUI FOOD AND DRUG INSPECTION Research Institute Address before: 230061 Room 105, Building 30, 15 Yonghong Road, Luyang District, Hefei City, Anhui Province Co-patentee before: ANHUI FOOD AND DRUG INSPECTION Research Institute Patentee before: Huang Baohua |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |