CN207562059U - A kind of Medical gas terminal - Google Patents
A kind of Medical gas terminal Download PDFInfo
- Publication number
- CN207562059U CN207562059U CN201720491577.6U CN201720491577U CN207562059U CN 207562059 U CN207562059 U CN 207562059U CN 201720491577 U CN201720491577 U CN 201720491577U CN 207562059 U CN207562059 U CN 207562059U
- Authority
- CN
- China
- Prior art keywords
- spool
- steel ball
- pedestal
- pressure cap
- connecting hole
- 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.)
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Classifications
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/40—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
- F16L37/413—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a lift valve being opened automatically when the coupling is applied the lift valve being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Multiple-Way Valves (AREA)
Abstract
The utility model provides a kind of Medical gas terminal, including：Pedestal, the female connector on the pedestal, steel ball seat, spool and spool pressure cap, the steel ball cover for seat is in the female connector, and the spool pressure cap inner sleeve has the spool, and the spool pressure cap is fixed in the pedestal；Inlet suction port is provided on the pedestal, the inner cavity of the pedestal is connected with the inlet suction port by connecting hole, the intracavity bottom of the pedestal has been connected through a screw thread maintenance valve, engaging groove is provided in the maintenance valve, it is provided on the spool and the engaging axis pin for engaging fit depressions, the maintenance valve bottom is provided with the tapered protrusion for sealing the connecting hole, and the through-hole of multiple perforations is evenly equipped on the maintenance valve.The utility model Medical gas terminal is equipped with maintenance valve, convenient for later period maintenance and replaces inner body；The double steel ball to play a protective role is provided on steel ball seat；The filtering that filter screen carries out gaseous impurity can be installed in spool.
Description
Technical field
The utility model is related to medical gas equipment technology field, more particularly to a kind of Medical gas terminal.
Background technology
Medical gas refers to the gas used in terms of medical treatment.Some is directly used in treatment；Some is used to anaesthetize；Some is used for
Drive Medical Devices and tool；Some is used for medical experiment and bacterium, Embryo Culture etc..It is common to have oxygen, nitrous oxide, two
Carbonoxide, argon gas, helium, nitrogen and compressed air medical oxygen supply system be directed to patient and Medical Devices provide medical gas or
A whole set of device of exhausting waste gas, waste liquid.Common medical oxygen supply system has oxygen system, nitrogen system, laughing gas system, argon gas
System, carbon dioxide system, compressed air system, vacuum suction system, waste gas discharge of anesthetic machine system etc..Wherein, vacuum suction
System is used to be used to inhale purulence, blood, ascites in patient phlegm-suction and operation.Waste gas discharge of anesthetic machine system is being anaesthetized for discharging patient
The mix waste gas breathed out in the process.The main component of waste gas of anesthesia is nitrous oxide, carbon dioxide, air, enflurane, Isoflurane
Wait ethers gas.The air supply system for being presently used for the indoor medical gas such as hospital ward, operating room, Intensive Care Unit is usually used
Central support air system is quickly connect the various required medical gas of output by its gas end interface with gas plug, and
This gas end equipment is typically mounted on the wall of ward or operating room or rescue room, and some is installed on tower crane, suspension bridge, davit
Upper use.
The form of plug-in self-sealing joint is usually used in Medical gas terminal.It is by the self-styled socket of a gas and one
Gas plug forms.In use, hollow gas plug is injected gas socket, open-top valve therein makes the gas in pipeline
Physical efficiency passes through from the inner cavity of socket and plug.Once extracting gas plug, the elastic element in valve seat just closes valve, forbids
Gas passes through.
Some existing Medical gas terminals repair and replace after long-term use inner body inconvenience, need to completely close
Then the O-ring of inter deterioration is repaired or replaced in the gas supply of inlet end again；External gas plug has after being inserted into terminal
The steel ball of engaging may be made to fail because of the problems such as installation, gas plug is caused to pop up, causes some potential safety problems；Negative pressure works
When gas end in and be not installed with filtration system carry out impurity filtering.
Utility model content
(1) technical problems to be solved
The technical problem to be solved by the present invention is to provide it is a kind of be equipped with maintenance valve facilitate repair renewal part, it is interior
Portion can install be provided between filter device, female connector and steel ball seat double steel ball, pedestal and inlet suction port be to be integrally formed
Medical gas terminal.
(2) technical solution
In order to solve the above technical problems, the utility model provides a kind of Medical gas terminal, including：Pedestal, mounted on institute
Female connector, steel ball seat, spool and the spool pressure cap on pedestal are stated, the steel ball cover for seat is in the female connector, the spool pressure cap
Inner sleeve has the spool, and the spool pressure cap is fixed in the pedestal；Be provided on the pedestal with the pedestal one into
The inlet suction port of type, the inlet suction port and the pedestal are typically all to pass through in the prior art by integrated forging molding
Screw thread screws connection, avoids the occurrence of gas leakage phenomenon.The inner cavity of the pedestal is connected with the inlet suction port by connecting hole
Logical, the intracavity bottom of the pedestal has been connected through a screw thread maintenance valve, and engaging groove, the spool are provided in the maintenance valve
On be provided with the engaging axis pin for engaging fit depressions, it is described engaging groove with it is described engage axis pin match, make institute
Stating spool can drive the maintenance valve to rotate.The maintenance valve bottom is provided with convex for sealing the taper of the connecting hole
It rises, the through-hole of multiple perforations is evenly equipped on the maintenance valve.During work, the spool is rotated, the spool drives the repair
Valve rotates, and the tapered protrusion is made to be detached from the connecting hole.The inner cavity of the pedestal passes through the connecting hole and described logical at this time
Hole is connected with the inlet suction port, and external gas plug is inserted to the Medical gas terminal, pushes the spool so that
Gas plug is connected with the inner cavity of the pedestal, and gas plug is just connected with the inlet suction port at this time.It needs to dismantle or tie up
When repairing, the spool is rotated backward, the maintenance valve is driven to rotate so that the tapered protrusion is against on the connecting hole, institute
The inner cavity and the inlet suction port for stating pedestal are not turned on, and can be dismantled down the parts such as the female connector at this time and be repaired or part
Replacement.
Further, the engaging groove is kidney slot or cross bath or quincunx slot.
Further, the steel ball seat is disposed with the first steel ball group and the second steel ball group up and down；The first steel ball group and
The structure of the second steel ball group is identical, is staggered and is arranged on the steel ball seat.The first steel ball group includes 3 steel balls.From
Gas plug above the female connector outside inserting, external gas plug drive the spool to move downward, when external gas
Be not turned on when body plug and the first steel ball group fasten with the inner cavity of the pedestal, it is necessary to continuation drive downwards the spool to
Lower movement, gas plug external at this time are fastened with the second steel ball group, and the inner cavity of gas plug and the pedestal is in leading
Logical state.Because operation is when reasons cause gas plug and the second steel ball group to be detached from, gas plug also can be with described the
One steel ball group fastens, and gas plug and the inner cavity of the pedestal are not turned at this time, efficiently solve security risk, plays certain
Protective effect.
Further, the first connecting hole is provided on the spool and is connected with first connecting hole connects second
Hole is connect, filter screen is installed on first connecting hole, the filter screen is tightened on by filter screen pressure cap in the spool.
Further, the both sides of the steel ball seat are provided with guide pad, are provided in the female connector and are slided with the guide pad
The guide groove of dynamic cooperation, the female connector are equipped with decoration pressure cap outside, and the decoration pressure cap is equipped with to place the guide pad
Card slot is fixed with caging bolt in the female connector, and the decoration pressure cap is equipped with U-lag, and the caging bolt falls into the U-shaped
In slot.The first steel bead groove for placing the first steel ball group is provided in the female connector and places the second steel ball group
The second steel bead groove.When needing to unload the gas plug of lower outer portion, the decoration pressure cap only need to be pushed, drives the guide pad downward
Movement so that the first steel ball group is fallen into first steel bead groove, and the second steel ball group falls into second steel bead groove
It is interior, gas plug can be extracted out of described steel ball seat at this time.
Further, female connector spring, the spool and the dimension are installed between the steel ball seat and the spool pressure cap
It repaiies and valve core spring is installed between valve.
Further, the first O-ring for sealing, the spool are installed between the spool pressure cap and the pedestal
Second O-ring and third O-ring are installed in pressure cap.
(3) advantageous effect
Maintenance valve is installed, maintenance valve controls the connecting hole in pedestal in the pedestal of the utility model Medical gas terminal
It opens and closes；Double steel ball is provided on steel ball seat, external gas plug can be effectively prevent surprisingly to pop up steel ball seat wound
People；The filtering that filter screen carries out gaseous impurity can be installed in negative pressure state bottom spool.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the utility model Medical gas terminal embodiment one；
Fig. 2 is the structure diagram of the utility model Medical gas terminal embodiment one；
Fig. 3 is the enlarged diagram of A in the utility model Medical gas terminal Fig. 2；
Fig. 4 is the sectional view of B-B in the utility model Medical gas terminal Fig. 2；
Fig. 5 is one spool of the utility model Medical gas terminal embodiment and the exploded perspective view for filtering mesh portions；
Fig. 6 is the half-sectional stereoscopic schematic diagram of the utility model Medical gas terminal embodiment two；
Wherein：1 it is pedestal, 2 be female connector, 3 be steel ball seat, 4 be spool, 5 be spool pressure cap, 6 be inlet suction port, 7 is company
Connect hole, 8 be maintenance valve, 9 be engaging groove, 10 be engaging axis pin, 11 be tapered protrusion, 12 be the first steel ball group, 13 be second
Steel ball group, 14 be the first connecting hole, 15 be the second connecting hole, 16 be filter screen, 17 be filter screen pressure cap, 18 be guide pad, 19
It is decoration pressure cap for guide groove, 20,21 be card slot, 22 be caging bolt, 23 be U-lag, 24 be female connector spring, 25 is spool bullet
Spring, 26 be the first O-ring, 27 be the second O-ring, 28 be third O-ring, 29 be the first steel bead groove, 30 be the second steel bead groove, 31
For through-hole.
Specific embodiment
Embodiment one：
Refering to Fig. 1~Fig. 5, the utility model provides a kind of Medical gas terminal, including：Pedestal 1, on pedestal 1
Female connector 2, steel ball seat 3, spool 4 and spool pressure cap 5, steel ball seat 3 is sleeved in female connector 2, and spool 4, valve are cased in spool pressure cap 5
Core pressure cap 5 is fixed in pedestal 1；The inlet suction port 6 with the integrated forging molding of pedestal 1, the inner cavity of pedestal 1 are provided on pedestal 1
It is connected with inlet suction port 6 by connecting hole 7, the intracavity bottom of pedestal 1 has been connected through a screw thread maintenance valve 8, is set in maintenance valve 8
There is engaging groove 9, be provided on spool 4 with engaging the matched engaging axis pin 10 of groove 9, engaging groove 9 is with engaging axis pin 10
It matches, enables spool 4 that maintenance valve 8 to be driven to rotate.8 bottom of maintenance valve is provided with the tapered protrusion for sealing connecting hole 7
11, the through-hole 31 of multiple perforations is evenly equipped on maintenance valve 8；During work, rotational valve core 4, spool 4 drives maintenance valve 8 to rotate, and makes cone
Shape protrusion 11 is disconnected hole 7.The inner cavity of pedestal 1 is connected by connecting hole 7 and through-hole 31 with inlet suction port 6 at this time, external
Gas plug is inserted to Medical gas terminal, pushes spool 4 so that gas plug is connected with the inner cavity of pedestal 1, at this time gas
Plug is just connected with inlet suction port 6.When needing to dismantle or repair, spool 4 is rotated backward, maintenance valve 8 is driven to rotate so that cone
Shape protrusion 11 is against on connecting hole 7, and inner cavity and the inlet suction port 6 of pedestal 1 are not turned on, and can be dismantled lower female connector 2 at this time and be tieed up
It repaiies or the replacement of part.
Wherein, engaging groove 9 can be kidney slot or cross bath or quincunx slot, in the present embodiment, engage groove 9
For kidney slot.
Refering to Fig. 2~Fig. 5, steel ball seat is disposed with the first steel ball group 12 and the second steel ball group 13 about 3；First steel ball group 12
It is identical with the structure of the second steel ball group 13, it is staggered and is arranged on steel ball seat 3.The first steel ball group 12 includes 3 in the present embodiment
Steel ball.The second connecting hole 15 that the first connecting hole 14 is provided on spool 4 and is connected with the first connecting hole 14, the first connection
Filter screen 16 is installed, filter screen 16 is tightened on by filter screen pressure cap 17 in spool 4 on hole 14.Spool 4 and filter screen pressure cap
17 are both provided with flat recess, can carry out rotation adjusting by slotted point screwdriver.Gas above female connector 2 outside inserting is inserted
Head, external gas plug driving spool 4 move downward, when external gas plug is with the first steel ball group 12 fastening and pedestal
1 inner cavity is not turned on, it is necessary to be continued band movable valve plug 4 downwards and be moved downward, at this time external gas plug and the second steel ball
Group 13 fastens, and gas plug is connected by the first connecting hole 14 and the second connecting hole 15 with the inner cavity of pedestal 1.Because of reasons such as operations
When leading to gas plug and the disengaging of the second steel ball group 13, gas plug can also be fastened with the first steel ball group 12, and gas is inserted at this time
The inner cavity of head and pedestal 1 is not turned on, and is efficiently solved security risk, is played certain protective effect.
Refering to Fig. 1 and Fig. 4, the both sides of steel ball seat 3 are provided with guide pad 18, are provided in female connector 2 and are slided with guide pad 18
The guide groove 19 of cooperation, female connector 2 are equipped with decoration pressure cap 20 outside, and decoration pressure cap 20 is equipped with the card slot for placing guide pad 18
21, caging bolt 22 is fixed in female connector 2, decoration pressure cap 20 is equipped with U-lag 23, and caging bolt 22 is fallen into U-lag 23.It connects
The first steel bead groove 29 for placing the first steel ball group 12 is provided in set 2 and places the second steel bead groove of the second steel ball group 13
30.When needing to unload the gas plug of lower outer portion, decoration pressure cap 20 need to be only pushed, guide pad 18 is driven to move downward so that first
Steel ball group 12 is fallen into the first steel bead groove 29, and the second steel ball group 13 is fallen into the second steel bead groove 30, at this time can be out of steel ball seat 3
Extract gas plug.
Refering to Fig. 2, Fig. 3 and Fig. 4, female connector spring 24, spool 4 and maintenance valve are installed between steel ball seat 3 and spool pressure cap 5
Valve core spring 25 is installed between 8.The first O-ring 26 for sealing, spool pressure are installed between spool pressure cap 5 and pedestal 1
The second O-ring 27 and third O-ring 28 for sealing is installed in cap 5.Second O-ring 27 is mounted on spool 4 and spool pressure
Between cap 5, in inserting after external gas plug, third O-ring 28 is between spool pressure cap 5 and gas plug.
Maintenance valve is installed, maintenance valve controls beating for the connecting hole in pedestal in the pedestal of the present embodiment Medical gas terminal
It is open and close；Double steel ball is provided on steel ball seat, external gas plug can be effectively prevent surprisingly to pop up steel ball seat and hurted sb.'s feelings；
The filtering that filter screen carries out gaseous impurity can be installed in negative pressure state bottom spool.
Embodiment two：
Refering to Fig. 6, the difference between this embodiment and the first embodiment lies in, the present embodiment Medical gas terminal is used for positive pressure shape
State, pressure are higher than external gas plug, and Medical gas terminal does not include filter screen 16 and filter screen pressure cap 17.Spool 4 is set
The Hexagon hole of rotation is useful for, is coordinated by hexagon socket head cap screw and Hexagon hole, rotational valve core 4, so as to drive 8 turns of maintenance valve
It is dynamic.
Maintenance valve is installed, maintenance valve controls beating for the connecting hole in pedestal in the pedestal of the present embodiment Medical gas terminal
It is open and close；Double steel ball is provided on steel ball seat, external gas plug can be effectively prevent because the problems such as operation error anticipates
Outer pop-up steel ball seat is hurted sb.'s feelings, and causes security risk.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, under the premise of the utility model technical principle is not departed from, several improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (8)
1. a kind of Medical gas terminal, which is characterized in that including：Pedestal (1), the female connector (2) on the pedestal (1),
Steel ball seat (3), spool (4) and spool pressure cap (5), the steel ball seat (3) are sleeved in the female connector (2), the spool pressure cap
(5) inner sleeve has the spool (4), and the spool pressure cap (5) is fixed in the pedestal (1)；Be provided on the pedestal (1) with
The integrally formed inlet suction port of the pedestal (1) (6), inner cavity and the inlet suction port (6) of the pedestal (1) pass through connecting hole
(7) it connects, the intracavity bottom of the pedestal (1) has been connected through a screw thread maintenance valve (8), and card is provided in the maintenance valve (8)
Groove (9) is closed, is provided on the spool (4) and engages the matched engaging axis pin (10) of groove (9), the maintenance valve with described
(8) bottom is provided with the tapered protrusion (11) for sealing the connecting hole (7), and multiple pass through is evenly equipped on the maintenance valve (8)
Logical through-hole (31)；During work, the spool (4) is rotated, the spool (4) drives maintenance valve (8) rotation, makes the cone
Shape protrusion (11) is detached from the connecting hole (7).
2. Medical gas terminal as described in claim 1, which is characterized in that the engaging groove (9) is kidney slot or cross
Shape slot or quincunx slot.
3. Medical gas terminal as described in claim 1, which is characterized in that the steel ball seat (3) is disposed with the first steel up and down
Pearl group (12) and the second steel ball group (13)；The first steel ball group (12) is identical with the structure of the second steel ball group (13), phase
Mistake is arranged on the steel ball seat (3).
4. Medical gas terminal as claimed in claim 3, which is characterized in that be provided with the first connecting hole on the spool (4)
(14) and with first connecting hole (14) the second connecting hole (15) to connect is equipped on first connecting hole (14)
Filter screen (16), the filter screen (16) are tightened on by filter screen pressure cap (17) in the spool (4).
5. Medical gas terminal as claimed in claim 3, which is characterized in that the both sides of the steel ball seat (3) are provided with guiding
Block (18) is provided with the guide groove (19) being slidably matched with the guide pad (18) on the female connector (2), and the female connector (2) is outside
Decoration pressure cap (20) is installed, the decoration pressure cap (20) is described equipped with for placing the card slot of the guide pad (18) (21)
Caging bolt (22) is fixed in female connector (2), the decoration pressure cap (20) is equipped with U-lag (23), the caging bolt (22)
It falls into the U-lag (23).
6. Medical gas terminal as claimed in claim 3, which is characterized in that be provided in the female connector (2) for placing
It states the first steel bead groove (29) of the first steel ball group (12) and places the second steel bead groove (30) of the second steel ball group (13).
7. such as claim 1 to 6 any one of them Medical gas terminal, which is characterized in that the steel ball seat (3) and the valve
Female connector spring (24) between core pressure cap (5) is installed, valve core spring is installed between the spool (4) and the maintenance valve (8)
(25)。
8. such as claim 1 to 6 any one of them Medical gas terminal, which is characterized in that the spool pressure cap (5) and described
The first O-ring (26) for sealing between pedestal (1) is installed, the second O-ring (27) is installed in the spool pressure cap (5)
With third O-ring (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491577.6U CN207562059U (en) | 2017-05-05 | 2017-05-05 | A kind of Medical gas terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491577.6U CN207562059U (en) | 2017-05-05 | 2017-05-05 | A kind of Medical gas terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207562059U true CN207562059U (en) | 2018-07-03 |
Family
ID=62696697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720491577.6U Active CN207562059U (en) | 2017-05-05 | 2017-05-05 | A kind of Medical gas terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207562059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838223A (en) * | 2022-03-25 | 2022-08-02 | 化生医疗科技有限公司 | Buckle type gas terminal assembly |
-
2017
- 2017-05-05 CN CN201720491577.6U patent/CN207562059U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838223A (en) * | 2022-03-25 | 2022-08-02 | 化生医疗科技有限公司 | Buckle type gas terminal assembly |
| CN114838223B (en) * | 2022-03-25 | 2023-06-30 | 化生医疗科技有限公司 | Buckle formula gas terminal subassembly |
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