CN107080865A - Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure - Google Patents
Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure Download PDFInfo
- Publication number
- CN107080865A CN107080865A CN201710347940.1A CN201710347940A CN107080865A CN 107080865 A CN107080865 A CN 107080865A CN 201710347940 A CN201710347940 A CN 201710347940A CN 107080865 A CN107080865 A CN 107080865A
- Authority
- CN
- China
- Prior art keywords
- drainage
- buoy
- current limliting
- buffer structure
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 239000000872 buffer Substances 0.000 title claims abstract description 41
- 239000012267 brine Substances 0.000 claims abstract description 31
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000003780 insertion Methods 0.000 claims abstract description 9
- 230000037431 insertion Effects 0.000 claims abstract description 9
- 239000002504 physiological saline solution Substances 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 18
- 210000000959 ear middle Anatomy 0.000 claims description 15
- 230000003139 buffering effect Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 10
- 210000000078 claw Anatomy 0.000 claims description 7
- 238000002627 tracheal intubation Methods 0.000 claims description 6
- 238000003032 molecular docking Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 210000000115 thoracic cavity Anatomy 0.000 description 13
- 210000001370 mediastinum Anatomy 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 210000000038 chest Anatomy 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000003281 pleural cavity Anatomy 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010051986 Pneumatosis Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000151 anti-reflux effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Classifications
-
- A61M1/0023—
-
- A61M1/0001—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
A kind of closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure; it is a water seal pipeline being arranged in closed drainage; the closed drainage includes brine drum and drainage bottle; the water seal pipeline is used to connect the drainage lumens of the drainage bottle and the brine chamber of brine drum; one end of the water seal pipeline is connected with the water seal interface tube on the drainage bottle; in the other end insertion brine chamber of the water seal pipeline below the liquid level of physiological saline, an at least current limliting buffer structure is provided with the water seal pipeline.
Description
Technical field
The present invention relates to drainage device of thoracic cavity technical field, a kind of water seal system on closed-type thoracic drainage device is particularly related to
System, specially a kind of closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure.
Background technology
In medical domain, when there is pneumatosis and hydrops in the thoracic cavity of patient, it may result in lung and collapse, under respiratory function
Drop, or even threat to life, closed drainage of pleural cavity will be generally carried out to such patient.Most drainages is used in existing clinical treatment
Device is thoracic cavity drainage bottle, including drainage lumens, salt water cavity, drainage tube, water sealing (sealing water) pipe, the drainage lumens have respectively with drainage tube and
The drainage tube interface and water seal interface tube of water sealing (sealing water) pipe connection, the other end of the water sealing (sealing water) pipe are inserted in the life in the salt water cavity
Below the liquid level for managing salt solution, drainage extension tube is connected with the drainage tube established, during expiration, and drainage lumens are in barotropic state, are drawn
The air that gas or liquid in stream chamber are flowed into drainage bottle, drainage bottle by drainage extension tube passes through water seal bend pipe and water sealing (sealing water) pipe
Brine drum is discharged into discharge；During air-breathing, pleural cavity is in negative pressure state, and it is also in negative pressure, physiology salt to be attached thereto logical drainage bottle
Water will rise from water sealing (sealing water) pipe, stop when the gravity produced by the water column of rising is equal with the negative pressure in drainage lumens, then enter
Enter the expiratory phase of next respiratory activity.Such process carries out just to draw the gas-liquid in drainage lumens again and again,
So as to reach the therapeutic purposes of very multiple, chest drainage and lung.The technology of representative has the patent No.：201620319987.8 it is disclosed
One kind breathing coordinated type negative pressure drainage device of thoracic cavity.If physiological saline is not added with salt water cavity, available for general drainage.
The content of the invention
It is an object of the invention to provide a kind of closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure,
Its technical problem to be solved is：Water sealing (sealing water) pipe in common flow diverter is merely as a connection drainage lumens and salt
The circulation duct of water cavity, it is impossible to which limit chest passes in and out flow velocity, when thoracic cavity turnover flow velocity is too fast, can cause vertical diaphragm to swing.
In order to solve the above technical problems, the present invention provides a kind of closed drainage with counterflow-preventing overvoltage protection buffer structure
Seal water system, it is a water seal pipeline being arranged in closed drainage, and the closed drainage includes brine drum and drainage
Bottle, the water seal pipeline is used to connect the drainage lumens of the drainage bottle and the brine chamber of brine drum, one end of the water seal pipeline
It is connected with the water seal interface tube on the drainage bottle, the other end of the water seal pipeline inserts physiological saline in the brine chamber
Below liquid level, an at least current limliting buffer structure is provided with the water seal pipeline.
It is preferable over：The water seal pipeline includes drainage connecting pipe, main body straight tube and the brine chamber intubation being sequentially connected, institute
State the other end corresponding with main body straight tube on drainage connecting pipe and be connected to the water seal interface tube, the brine chamber intubation is by connecting
Section, the first bending segment and the second bending segment are constituted, and one end of the linkage section is docked on the main body straight tube, and described first
Bending segment is bent from the other end of linkage section to the central axis side of the brine chamber, and the second bending segment is by the first bending segment
End is bent downward vertically, and the end of second bending segment is inserted in the brine chamber below the liquid level of physiological saline.
It is preferable over：The current limliting buffer structure includes one and buffers valve element in the current limliting of tapered tube shape structure, and the current limliting is delayed
Rush that valve element is co-axially fixed to be arranged in the water seal pipeline.
It is preferable over：The one end at correspondence cone bottom is coaxially integrally formed on the current limliting buffering valve element is connected with a cylinder
The installation insertion tube of shape, the installation insertion tube and the inner orifice of the water seal pipeline are interference fitted.
It is preferable over：What the installation insertion tube on the current limliting buffering valve element was interference fitted is inserted on the main body straight tube with drawing
The corresponding one end of connecting tube is flowed, cone one end of the current limliting buffering valve element is corresponding with the drainage connecting pipe.
It is preferable over：The current limliting buffer structure includes a current limliting Dropbox, and the current limliting Dropbox is in cylinder block structure, and institute
State it is equally distributed on the end face of cylindrical piece be provided with some mesh axially penetrated through, the current limliting Dropbox being fixedly installed coaxially
In the water seal pipeline.
It is preferable over：The coaxial tympanum for being provided with a cylinder in the water seal pipeline, the internal diameter of the tympanum is more than institute
The internal diameter of water seal pipeline is stated, the internal diameter of the external diameter and the tympanum of the current limliting Dropbox matches, the current limliting Dropbox is coaxial
Fixation is embedded in the tympanum.
It is preferable over：The drainage connecting pipe is made up of main body linkage section and the docking of drainage linkage section, the main body connection
The one end being mutually butted on Duan Shangyu drainage linkage sections is coaxially integrally formed to be provided with a circular attic base, the main body connection
Section is mutually butted to form the tympanum with the circular attic base on drainage linkage section.
It is preferable over：The current limliting buffer structure includes a buoy current limliting Buffer Unit, the buoy current limliting Buffer Unit bag
Buoy cap, spherical buoy and buoy stopping means are included, the buoy cap is fixedly installed on the upper end of the main body straight tube, described
Buoy cap is to have a metering hole coaxial with the main body straight tube, the hole of the metering hole in the middle part of a ring, the buoy cap
Footpath is less than the diameter of the spherical buoy, and the buoy stopping means fixes the lower end for being embedded in the main body straight tube, described floating
Marking stopping means includes a grid, and the grid is fixed on the lower end inner tubal wall of the main body straight tube, described spherical floating
Mark is arranged between the buoy cap and buoy stopping means, and the diameter of the spherical buoy is less than the interior of the main body straight tube
Footpath.
It is preferable over：The lower end of the buoy cap, which is located on the hole shoulder of the metering hole, offers a hemispherical counterbore,
The diameter of the counterbore is more than the diameter of the spherical buoy；The edge of the grid is fixedly connected on an installation ring
Inner hole wall on, it is described the lower end that the fixation that matches of ring is embedded at the main body straight tube is installed, and the ring of installing
Upper surface is equipped with least three axially extending support claws around the projection of central axis circular array, is propped up described at least three
The array diameter of the top composition of support claw is less than the diameter of the spherical buoy.
Compared with prior art, the beneficial effects of the invention are as follows：By setting at least one current limliting to delay in water seal pipeline
Structure is rushed, and then the gas-liquid flow momentum for limiting or blocking in the water seal pipeline is played by current limliting buffer structure, is reached slow
Qi of chong channel ascending adversely flow velocity, can effectively prevent gas-liquid ascending counterflow, preventing thoracic cavity from passing in and out, flow rate is excessive to cause pendular movement of mediastinum, so that
Closed-type thoracic drainage device have it is anti-reflux, prevent air suck-back, cross low-voltage variation, gas-liquid flow rate buffering, the work(such as anti-pendular movement of mediastinum
Energy.
Brief description of the drawings
Fig. 1 is the cross section structure diagram of embodiments of the invention one.
Fig. 2 is the cross section structure diagram of embodiments of the invention two.
Fig. 3 is that embodiments of the invention three combine cross section structure diagram with closed drainage.
Fig. 4 is the cross section structure diagram of embodiments of the invention four.
Embodiment
Below with reference to accompanying drawing 1-4 and preferred embodiment to proposed by the present invention a kind of slow with counterflow-preventing overvoltage protection
The closed drainage seal water system for rushing structure is described in greater detail.
The present invention provides a kind of closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure, and it is a setting
Water seal pipeline 1 in closed drainage a, the closed drainage a includes brine drum a1 and drainage bottle a2, the water sealing (sealing water) pipe
Road 1 be used for connect the drainage bottle a2 drainage lumens a21 and brine drum a1 brine chamber a11, one end of the water seal pipeline 1 and
Water seal interface tube a22 connections on the drainage bottle a2, the other end of the water seal pipeline 1 inserts raw in the brine chamber a11
Below the liquid level for managing salt solution, an at least current limliting buffer structure is provided with the water seal pipeline 1；The water seal pipeline 1 include according to
With main body straight tube on drainage connecting pipe 11, main body straight tube 12 and the brine chamber intubation 13 of secondary connection, the drainage connecting pipe 11
The 12 corresponding other ends are connected to the water seal interface tube a22, and the brine chamber intubation 13 is by linkage section 131, the first bending segment
132 and second bending segment 133 constitute, one end of the linkage section 131 is docked on the main body straight tube 12, and described first is curved
Trisection 132 is bent from the other end of linkage section 131 to the central axis side of the brine chamber a11, and the second bending segment 133 is by the
The end of one bending segment 132 is bent downward vertically, and the end of second bending segment 133 is inserted in life in the brine chamber a11
Below the liquid level for managing salt solution.
The present invention in the specific implementation, the water seal pipeline 1 is flowed through in being worked by the current limliting buffer structure drainage
In gas-liquid flow rate size enter row buffering or even limitation, so as to during preventing chest drainage, the gas-liquid flow of thoracic cavity turnover
Rate is excessive and causes pendular movement of mediastinum, makes to employ the thoracic cavity closed drainage device a of water seal pipeline 1 of the present invention in use more
Plus safety.
Embodiment one：As shown in figure 1, the current limliting buffer structure includes one buffers valve element in the current limliting of tapered tube shape structure
2, valve element 2 is co-axially fixed is arranged in the water seal pipeline 1 for current limliting buffering, is buffered using the current limliting on valve element 2 and is in
The pore that Taper Pipe shape is gradually tapered up reaches by reducing actual internal area to reduce gas-liquid flow rate, and realization prevents thoracic cavity from passing in and out gas-liquid
Flow rate is big and produces the situation of pendular movement of mediastinum；The coaxial integrally formed company in one end at correspondence cone bottom on the current limliting buffering valve element 2
Connect and be provided with a cylindric installation insertion tube 21, it is described that insertion tube 21 and the inner orifice interference fit of the water seal pipeline 1 are installed.
Further, what the installation insertion tube 21 on the current limliting buffering valve element 2 was interference fitted is inserted in the main body straight tube 12
Above with the corresponding one end of drainage connecting pipe 11, cone one end of the current limliting buffering valve element 2 is corresponding with the drainage connecting pipe 11.
Embodiment two：As shown in Fig. 2 the current limliting buffer structure includes a current limliting Dropbox 3, the current limliting Dropbox 3 is in circle
It is equally distributed in post block structure, and the end face of the cylindrical piece to be provided with some mesh axially penetrated through, the current limiting net
Disk 3 is coaxial to be fixedly installed in the water seal pipeline 1, and the current limliting Dropbox 3 plays part in the water seal pipeline 1 and blocked
Cut, buffering purpose, and the quantity of equally distributed mesh and aperture can reduce water seal pipeline 1 actual internal area,
The flow velocity of gas-liquid is buffered, the pendular movement of mediastinum that thoracic cavity turnover flow rate is excessive and causes effectively is prevented；It is coaxial in the water seal pipeline 1
The tympanum 4 for being provided with a cylinder, the internal diameter of the tympanum 4 is more than the internal diameter of the water seal pipeline 1, the current limliting Dropbox 3
The internal diameter of external diameter and the tympanum 4 match, the coaxial fixation of the current limliting Dropbox 3 is embedded in the tympanum 4.
Further, the drainage connecting pipe 11 is made up of main body linkage section 111 and the docking of drainage linkage section 112, described
On main body linkage section 111 with one end for being mutually butted on drainage linkage section 112 is coaxial integrally formed is provided with a circular seat
Disk 41, the main body linkage section 111 is mutually butted to form the tympanum with the circular attic base 41 on drainage linkage section 112.
Embodiment three：As shown in figure 3, the current limliting buffer structure includes a buoy current limliting Buffer Unit 5, the buoy limit
Flowing Buffer Unit 5 includes buoy cap 51, spherical buoy 52 and buoy stopping means 53, and the buoy cap 51 is fixedly installed on institute
The upper end of main body straight tube 12 is stated, the middle part of buoy cap 51 has a metering hole coaxial with the main body straight tube 12, the limit
The aperture of discharge orifice is less than the diameter of the spherical buoy 52, and the buoy stopping means 53 is arranged under the main body straight tube 12
End, the buoy stopping means 53 includes a grid (not shown), and the grid is fixed on the main body straight tube 12
Lower end inner tubal wall on, the spherical buoy 52 is arranged between the buoy cap 51 and buoy stopping means 53, described spherical
The diameter of buoy 52 is less than the internal diameter of the main body straight tube 12；The lower end of the buoy cap 51 is located on the hole shoulder of the metering hole
A hemispherical counterbore 54 is offered, the diameter of the counterbore 54 is more than the diameter of the spherical buoy 52, the grid
Edge be fixedly connected on the inner hole wall of an installation ring 55, it is described the fixation that matches of ring 55 is installed to be embedded at institute
State the lower end of main body straight tube 12, and the upper surface for installing ring 55 around the projection of central axis circular array be equipped with to
Few three axially extending support claws 56, the array diameter of the top composition of support claw 56 described at least three is less than described spherical
The diameter of buoy 52.
In the specific implementation, when the wearer inhales the air, the spherical buoy 52 is in the main body straight tube 12 for the present embodiment
Rise with fluid column, when crossing negative pressure, the spherical buoy 51 then rises to top and reclined the buoy cap 51, now the ball
Shape buoy 52 blocks the metering hole, limitation gas-liquid continue into the drainage lumens a21 flow, prevent gas-liquid ascending counterflow,
Preventing thoracic cavity from passing in and out, flow rate is excessive to cause pendular movement of mediastinum, when the wearer exhales the air, and the fluid column in the main body straight tube 12 declines, institute
Spherical buoy 52 is stated therewith to decline, and at least three support claws 56 on the buoy stopping means 53 then can be to spherical buoy
52 are supported stop, while without prejudice to liquid is passed back into the brine chamber a11, prevent the spherical buoy 52 from flowing into
The brine chamber a11.
Example IV：As shown in figure 4, be the combination of embodiment two and embodiment three, and then reach and make the water seal pipeline 1
It is provided simultaneously with both functional characteristics.
Described in synthesis, technical scheme can be with sufficiently effective completion foregoing invention purpose, and the present invention
Structural principle and the principle of work and power have all sufficiently been verified in embodiment, and can reach expected effect and purpose, and
Embodiments of the invention can also enter line translation according to these principles, therefore, and the present invention includes all in claim
All replacement contents in the range of being previously mentioned.Any equivalence changes made in scope of the present invention patent, all belong to this case
Within the scope of the claims of application.
Claims (10)
1. a kind of closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure, it is arranged on closed drainage for one
In water seal pipeline, the closed drainage include brine drum and drainage bottle, the water seal pipeline be used for connect the drainage
The drainage lumens of bottle and the brine chamber of brine drum, one end of the water seal pipeline are connected with the water seal interface tube on the drainage bottle,
The other end of the water seal pipeline is inserted in the brine chamber below the liquid level of physiological saline, it is characterised in that：The water sealing (sealing water) pipe
An at least current limliting buffer structure is provided with road.
2. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 1, its feature exists
In：The water seal pipeline includes drainage connecting pipe, main body straight tube and the brine chamber intubation being sequentially connected, the drainage connecting pipe
The upper other end corresponding with main body straight tube is connected to the water seal interface tube, and the brine chamber intubation is by linkage section, the first bending
Section and the second bending segment are constituted, and one end of the linkage section is docked on the main body straight tube, and first bending segment is by even
The other end for connecing section is bent to the central axis side of the brine chamber, and the second bending segment is let droop by the end of the first bending segment
Straight bending, the end of second bending segment is inserted in the brine chamber below the liquid level of physiological saline.
3. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 2, its feature exists
In：The current limliting buffer structure includes one and buffers valve element in the current limliting of tapered tube shape structure, and the current limliting buffering valve element is coaxially solid
Fixed is arranged in the water seal pipeline.
4. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 3, its feature exists
In：The coaxial integrally formed installation for being connected with a cylindrical shape in the one end at correspondence cone bottom is inserted on the current limliting buffering valve element
Cylinder, it is described that insertion tube and the inner orifice interference fit of the water seal pipeline are installed.
5. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 4, its feature exists
In：What the installation insertion tube on the current limliting buffering valve element was interference fitted is inserted in corresponding with drainage connecting pipe on the main body straight tube
One end, cone one end of current limliting buffering valve element is corresponding with the drainage connecting pipe.
6. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 2, its feature exists
In：The current limliting buffer structure includes a current limliting Dropbox, and the current limliting Dropbox is in cylinder block structure, and the end of the cylindrical piece
It is equally distributed on face to be provided with some mesh axially penetrated through, the current limliting Dropbox coaxially be fixedly installed on the water sealing (sealing water) pipe
Lu Zhong.
7. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 6, its feature exists
In：The coaxial tympanum for being provided with a cylinder in the water seal pipeline, the internal diameter of the tympanum is more than the water seal pipeline
Internal diameter, the internal diameter of the external diameter and the tympanum of the current limliting Dropbox matches, and the fixation of the current limliting Dropbox coaxially is embedded at institute
State in tympanum.
8. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 7, its feature exists
In：The drainage connecting pipe is made up of main body linkage section and the docking of drainage linkage section, is connected on the main body linkage section with drainage
Connect the one end being mutually butted in section it is coaxial it is integrally formed be provided with a circular attic base, the main body linkage section is connected with drainage
Circular attic base in section is mutually butted to form the tympanum.
9. the closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure as described in claim 2 or 8, its feature
It is：The current limliting buffer structure includes a buoy current limliting Buffer Unit, and the buoy current limliting Buffer Unit includes buoy cap, ball
Shape buoy and buoy stopping means, the buoy cap are fixedly installed on the upper end of the main body straight tube, and the buoy cap is one
There is a metering hole coaxial with the main body straight tube, the aperture of the metering hole is less than described in the middle part of ring, the buoy cap
The diameter of spherical buoy, the buoy stopping means fixes the lower end for being embedded in the main body straight tube, the buoy stopping means
Including a grid, the grid is fixed on the lower end inner tubal wall of the main body straight tube, and the spherical buoy is arranged on institute
State between buoy cap and buoy stopping means, the diameter of the spherical buoy is less than the internal diameter of the main body straight tube.
10. having the closed drainage seal water system of counterflow-preventing overvoltage protection buffer structure as claimed in claim 9, its feature exists
In：The lower end of the buoy cap, which is located on the hole shoulder of the metering hole, offers a hemispherical counterbore, the counterbore it is straight
Footpath is more than the diameter of the spherical buoy；The edge of the grid is fixedly connected on the inner hole wall of an installation ring,
It is described that the lower end that the fixation that matches of ring is embedded at the main body straight tube is installed, and during the upper surface for installing ring is surrounded
The projection of heart axis circular array is equipped with least three axially extending support claws, the top group of support claw described at least three
Into array diameter be less than the spherical buoy diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710347940.1A CN107080865A (en) | 2017-05-17 | 2017-05-17 | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710347940.1A CN107080865A (en) | 2017-05-17 | 2017-05-17 | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107080865A true CN107080865A (en) | 2017-08-22 |
Family
ID=59608226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710347940.1A Pending CN107080865A (en) | 2017-05-17 | 2017-05-17 | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107080865A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109200353A (en) * | 2018-09-11 | 2019-01-15 | 郑州大学第附属医院 | Multi gear position drainage system and its application method |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2499040Y (en) * | 2001-09-21 | 2002-07-10 | 陈长法 | New chocking flow drain bottle |
| US20080125698A1 (en) * | 2006-09-08 | 2008-05-29 | Advanced Medical Optics, Inc. | Systems and methods for power and flow rate control |
| CN201115733Y (en) * | 2007-10-31 | 2008-09-17 | 陈长法 | Portable drainage device |
| CN202086842U (en) * | 2011-06-04 | 2011-12-28 | 刘鹏 | Ball suction negative pressure suction type pleural cavity drainage device |
| CN202376516U (en) * | 2011-12-23 | 2012-08-15 | 陈长法 | Safe drainage bottle with three-cavity structure |
| CN204133921U (en) * | 2014-11-11 | 2015-02-04 | 周勇飞 | Drainage device of thoracic cavity |
| CN204636485U (en) * | 2015-05-11 | 2015-09-16 | 南阳市第二人民医院 | A kind of tumor dissector |
| CN105013028A (en) * | 2015-08-03 | 2015-11-04 | 江西龙之吻医疗科技有限公司 | Closed thoracic drainage device |
| CN205549091U (en) * | 2016-03-24 | 2016-09-07 | 柳东之 | Disposable constant volume negative pressure drainage device |
| CN205626586U (en) * | 2016-04-18 | 2016-10-12 | 江西龙之吻医疗科技有限公司 | Breathe coordinated type negative pressure thorax drainage ware |
| CN205856663U (en) * | 2016-06-28 | 2017-01-04 | 辽东学院 | Electrostatic spinning nozzle device |
| CN205948092U (en) * | 2015-12-31 | 2017-02-15 | 北京大学深圳医院 | Thoracic draining device |
| CN207493002U (en) * | 2017-05-17 | 2018-06-15 | 江西罡龙医疗器械有限公司 | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure |
-
2017
- 2017-05-17 CN CN201710347940.1A patent/CN107080865A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2499040Y (en) * | 2001-09-21 | 2002-07-10 | 陈长法 | New chocking flow drain bottle |
| US20080125698A1 (en) * | 2006-09-08 | 2008-05-29 | Advanced Medical Optics, Inc. | Systems and methods for power and flow rate control |
| CN201115733Y (en) * | 2007-10-31 | 2008-09-17 | 陈长法 | Portable drainage device |
| CN202086842U (en) * | 2011-06-04 | 2011-12-28 | 刘鹏 | Ball suction negative pressure suction type pleural cavity drainage device |
| CN202376516U (en) * | 2011-12-23 | 2012-08-15 | 陈长法 | Safe drainage bottle with three-cavity structure |
| CN204133921U (en) * | 2014-11-11 | 2015-02-04 | 周勇飞 | Drainage device of thoracic cavity |
| CN204636485U (en) * | 2015-05-11 | 2015-09-16 | 南阳市第二人民医院 | A kind of tumor dissector |
| CN105013028A (en) * | 2015-08-03 | 2015-11-04 | 江西龙之吻医疗科技有限公司 | Closed thoracic drainage device |
| CN205948092U (en) * | 2015-12-31 | 2017-02-15 | 北京大学深圳医院 | Thoracic draining device |
| CN205549091U (en) * | 2016-03-24 | 2016-09-07 | 柳东之 | Disposable constant volume negative pressure drainage device |
| CN205626586U (en) * | 2016-04-18 | 2016-10-12 | 江西龙之吻医疗科技有限公司 | Breathe coordinated type negative pressure thorax drainage ware |
| CN205856663U (en) * | 2016-06-28 | 2017-01-04 | 辽东学院 | Electrostatic spinning nozzle device |
| CN207493002U (en) * | 2017-05-17 | 2018-06-15 | 江西罡龙医疗器械有限公司 | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109200353A (en) * | 2018-09-11 | 2019-01-15 | 郑州大学第附属医院 | Multi gear position drainage system and its application method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209933981U (en) | Respiratory function exercise scale | |
| CN207493002U (en) | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure | |
| CN107080865A (en) | Closed drainage seal water system with counterflow-preventing overvoltage protection buffer structure | |
| CN109939420A (en) | A kind of lung function resumes training device | |
| CN207076014U (en) | A kind of novel oxygen humidification bottle | |
| CN207666957U (en) | Lung ventilator one-way gas flow breathing mask | |
| CN106924866A (en) | A kind of new spraying equipment and drugs | |
| CN105148366A (en) | Breathing tube for paediatrics | |
| CN205434517U (en) | Pancreas gravity intestinal irrigation device | |
| CN206103173U (en) | Steady voltage fire hydrant | |
| CN206103166U (en) | Steady voltage fire hydrant that pressure monitoring is timely | |
| CN107335255A (en) | Water route air-vent | |
| CN207734440U (en) | A kind of follow-on breathing machine humidifier device | |
| CN208893010U (en) | The dedicated atomization system in oxygen cabin | |
| CN203241097U (en) | Silent oxygen flow meter | |
| CN106344975B (en) | A kind of hepatobiliary drainage device | |
| CN208193363U (en) | A kind of medical treatment Inhalational anesthesia device | |
| CN205626586U (en) | Breathe coordinated type negative pressure thorax drainage ware | |
| CN205132003U (en) | Pipe structure of ventilating | |
| CN108478896B (en) | Universal type pressure-reducing and centralized-control automatic bottle changing device for medical transfusion | |
| CN205163289U (en) | Negative -pressure pipeline aqueous vapor autosegregation system and water separator and automatic drainage equipment | |
| CN209347868U (en) | Aerosolizable sucking multi-functional mechanical Ventilation mask | |
| CN215351320U (en) | Novel respirator pressure sensor prevents against current device | |
| CN221206425U (en) | Semi-open oxygen mask | |
| CN209695898U (en) | A kind of overturning-preventing closed thoracic drainage bottle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170822 |