CN203442293U - Gas pressure regulating device - Google Patents
Gas pressure regulating device Download PDFInfo
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- CN203442293U CN203442293U CN201320487327.7U CN201320487327U CN203442293U CN 203442293 U CN203442293 U CN 203442293U CN 201320487327 U CN201320487327 U CN 201320487327U CN 203442293 U CN203442293 U CN 203442293U
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- trap valve
- main body
- housing main
- spring
- gas
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Abstract
The utility model provides a gas pressure regulating device. One side of an outer shell body (10) of the gas pressure regulating device is provided with a gas inlet (14), the center of the gas inlet (14) is provided with a hollow firing pin (15), a filter valve (8) is arranged at the center of one end of the outer shell body (10), the filter valve (8) is sequentially provided with a circular rubber disk (6) and a circular steel disk (5) outwards, a gas channel is arranged between the filter valve (8) and the gas inlet (14) and communicated with the filter valve (8) and the gas inlet (14), one side of the outer shell body (10) is provided with a gas outlet (7), and a gas channel is arranged between the gas outlet (7) and the circular rubber plate (6) and communicated with the gas outlet (7) and the circular rubber plate (6). A pressure regulating screw (1) is arranged on one end of an outer shell cap (11), the other end of the outer shell cap (11) is sequentially provided with a spring cap (2), a spring (3) and a spring groove (4), and the outer shell cap (11) is fixedly connected with the outer shell body (10) through a screw, so that the spring groove (4) can be butted against the circular steel plate (5) in the outer shell body (10). The gas pressure regulating device has the advantages of having good operation performance, and being capable of achieving constant output of gas pressure.
Description
Technical field
The utility model relates to a kind of pressure regulator, especially relates to a kind of gas pressure controlling device.
Background technique
The medical institutions such as hospital, when treating for first-aid patients, need fast by liquid or blood input patient body time, and the mode by pressurization is rescue and the treatment means of commonly using.Thereby the pressurization device that the bag liquids such as liquid, physiological saline, blood are exerted pressure is one of apparatus of medical institutions' indispensability.
In the poor medical institutions of medical condition, usually adopt artificial hand or the pressurization of manual pressure bag, the good medical institutions of condition can adopt the electric pressuring equipment that price is higher.But artificial hand can be because terminator's individual differences and time difference cause the difference at exert pressure pressure size and the position of exerting pressure, cause and enter pressure, the speed of patient's drug disposition, the difference of flow velocity.Though adopt pressurization ball manual pressure to have pressure gauge to show and control the highpressure of exerting pressure, still, by pressurization ball inflating pressure, speed is slower, delay rescue time.Simultaneously, while adopting pressurization ball manual pressure, because the sealing of product and the reasons such as real-time change of medicine liquid volume cause inflating bag pressure to diminish in time, cannot guarantee the constant for a long time of inflating bag pressure, this is the mode of operation that has greater risk to urgent patient.In medical condition, good medical institutions adopt electric pressuring equipment, although can overcome the above problems, provide constant pressurization fast, electric pressuring equipment is active equipment, mobile inconvenience, particularly in mobile place, be difficult to provide power supply, affect doctor's the work of suing and labouring.Meanwhile, as electrical equipment, noise, fault etc. is all its potential security risk.
At present, utilize nitrogen, CO
2, the pressurized gas such as air is as the blood transfusion and infusion pressurization device of pressure gas source or need continuous and constant pressure output unit because without additionally providing power to be suggested, it is a kind of practical and new mode of gas pressurized environmental protection, but the pressure of pressurized gas regulates and constant voltage maintenance is the technical bottleneck that could not solve always, greatly affects and has restricted and utilize the promotion and application of pressurized gas to pressurization technology such as blood transfusion and infusion bags (bottle).
Model utility content
The technical problems to be solved in the utility model is: a kind of gas pressure controlling device is provided, and when solution utilizes pressurized gas to pressurizations such as blood transfusion and infusion bag (bottle) or washing solution bags (bottle), gas pressure regulates and keep the technical barrier of constant voltage.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of gas pressure controlling device, mainly comprise housing main body, shell cap, pressure regulating screw, spring compressor, spring, spring groove, circular steel disk, round rubber dish, trap valve, filter screen, filter core, trap valve end socket, striker, box thread, suction port and air outlet, wherein, housing main body one side is provided with suction port, suction port is provided with the box thread that connects air cylinder around, suction port center is provided with the striker of hollow, trap valve is equipped with at the center of housing main body one end, trap valve one end is provided with filter screen, to the other end, be provided with successively spring, filter core and trap valve end socket, trap valve end socket center is provided with aperture, filter core one end can be stretched out from the aperture of trap valve end socket, trap valve is outwards disposed with round rubber dish and circular steel disk, between trap valve and suction port, being provided with air flue communicates, housing main body one side is provided with air outlet, between air outlet and round rubber dish, there is air flue to communicate,
Shell cap one end is provided with pressure regulating screw, to the other end, is provided with successively spring compressor, spring and spring groove, is screwed and is connected, thereby spring groove is leaned on the circular steel plate in housing main body between shell cap and housing main body.
Further improvement of the utility model is that described housing main body is provided with a plurality of air outlets around.
As further improvement of the utility model, describedly in housing main body one end, be provided with fixing frame.
The beneficial effects of the utility model are: a kind of gas pressure controlling device of the present utility model, adopt high-pressure air source as the source of the gas that pressure is directly provided, simple and easy manual pressure device and with the repeatedly restriction of manually operated difficulty and the required power supply of electric pressuring mode of hand fashion of extrusion, simultaneously, can realize the constant output of gas pressure, there is good operation performance.Can be widely used in the various occasions that need constant gas pressure output such as medical treatment or residential care, as places such as various emergency wards, operating room, ICU, or various patients strange land blood transfusion and infusion while passing on, or Minimally Invasive Surgery pressure flush etc. needs the situations such as gas constant voltage output pressurization.
Accompanying drawing explanation
Figure is gas pressure controlling device structural representation.
1. pressure regulating screws in figure, 2. spring compressor, 3. spring, 4. spring groove, 5. circular steel disk, 6. round rubber dish, 7. air outlet, 8. trap valve, 9. filter screen, 10. housing main body, 1., 11. shell caps, 12. trap valve end sockets, 13. filter cores, 14. suction ports, 15. strikers, 16. box threads, 17. fixing frames.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail: known with reference to the accompanying drawings, a kind of gas pressure controlling device of the present utility model, mainly comprises pressure regulating screw 1, spring compressor 2, spring 3, spring groove 4, circular steel disk 5, round rubber dish 6, air outlet 7, trap valve 8, filter screen 9, housing main body 10, shell cap 11, trap valve end socket 12, filter core 13, suction port 14, striker 15, box thread 16 and fixing frame 17, wherein, housing main body 10 1 sides are provided with suction port 14, air inlet 14 is provided with the box thread 16 that connects air cylinder around, and suction port 14 centers are provided with the striker 15 of hollow, and trap valve 8 is equipped with at the center of housing main body 10 one end, and trap valve 8 one end are provided with filter screen 9, to the other end, are provided with successively spring, filter core 13 and trap valve end socket 12, trap valve end socket 12 centers are provided with aperture, filter core 13 one end can be stretched out from the aperture of trap valve end socket 12, trap valve 8 is outwards disposed with round rubber dish 6 and circular steel disk 5, between trap valve 8 and suction port 14, being provided with air flue communicates, housing main body 10 1 sides are provided with air outlet 7, between air outlet 7 and round rubber dish 6, have air flue to communicate.Wherein, round rubber dish 6 plays the effect in space between sealing and trap valve 8.
Shell cap 11 one end are provided with pressure regulating screw 1, to the other end, are provided with successively spring compressor 2, spring 3 and spring groove 4, be screwed and be connected, thereby spring groove 4 leans on the circular steel plate 5 in housing main body 10 between shell cap 11 and housing main body 10.
A kind of gas pressure adjustment device work principle of the present utility model is: during use, to store nitrogen, CO2, the air cylinder of the pressurized gass such as air is arranged on the suction port 14 of gas pressure controlling device by box thread 16, the striker 15 of gas pressure controlling device will puncture the mounting of air cylinder, allow nitrogen, CO2, the hollow pipeline of the pressurized gas such as air by striker 15 and gas channel and filter screen 9 enter into trap valve 8, the gas after filtration micro-gap between valve body and filter core 13 and the micro-gap between filter core 13 and trap valve end socket 12 enters into the space between round rubber dish 6 and trap valve 8, then by gas channel, enter air outlet, in gas flow process, filter screen 9, trap valve 8, filter core 13, trap valve end socket 12 and round rubber dish 6 play mitigation of gases Negotiation speed jointly, hypobaric effect is fallen.
Tighten clockwise pressure regulating screw 1, spring compressor 2 pushes spring groove 4 by spring 3 and inwardly compresses circular steel disk 5 and round rubber dish 6, then inwardly push filter core 13, thereby the pressure that the pressurized gass such as nitrogen, CO2, air make to enter into trap valve 8 inside by filter screen 9 enter gas delivery port 7 is again strengthened in the gap between filter core 13 and trap valve end socket 12, increase, will tune up gas output pressure value like this.
Loosen counterclockwise pressure regulating screw 1, thereby by circular steel disk 5 and round rubber dish 6 being loosened by spring compressor 2, spring 3 and spring groove 4, the top of filter core 13 is pressed, thereby the pressurized gas such as nitrogen, CO2, air that the gap smaller between filter core 13 and trap valve end socket 12 makes to enter into trap valve 8 by filter screen 9 enters into the pressure of gas delivery port 7 to be reduced, and will turn down delivery pressure value like this.
As further improvement of the utility model, described housing main body 10 can be provided with a plurality of air outlets 7 around.
As further improvement of the utility model, describedly in housing main body 10 one end, be provided with fixing frame 17.
Above embodiment is only for illustrating that the technical solution of the utility model is not intended to limit, and the equivalent transformation that all utilization the utility model specifications and accompanying drawing are done, all belongs to the scope of the claims that the utility model is asked for protection.
Claims (3)
1. a gas pressure controlling device, is characterized in that: it mainly comprises housing main body (10), shell cap (11), pressure regulating screw (1), spring compressor (2), spring (3), spring groove (4), circular steel disk (5), round rubber dish (6), trap valve (8), filter screen (9), filter core (13), trap valve end socket (12), striker (15), box thread (16), suction port (14) and air outlet (7), wherein, housing main body (10) one sides are provided with suction port (14), suction port (14) is provided with the box thread (16) that connects air cylinder around, suction port (14) center is provided with the striker (15) of hollow, trap valve (8) is equipped with at the center of housing main body (10) one end, trap valve (8) one end is provided with filter screen (9), to the other end, is provided with successively spring, filter core (13) and trap valve end socket (12), trap valve end socket (12) center is provided with aperture, filter core (13) one end can be stretched out from the aperture of trap valve end socket (12), trap valve (8) is outwards disposed with round rubber dish (6) and circular steel disk (5), between trap valve (8) and suction port (14), being provided with air flue communicates, housing main body (10) one sides are provided with air outlet (7), between air outlet (7) and round rubber dish (6), have air flue to communicate,
Shell cap (11) one end is provided with pressure regulating screw (1), to the other end, be provided with successively spring compressor (2), spring (3) and spring groove (4), between shell cap (11) and housing main body (10), be screwed and be connected, thereby spring groove (4) is leaned on the circular steel plate (5) in housing main body (10).
2. a kind of gas pressure controlling device according to claim 1, is characterized in that: described housing main body (10) is provided with a plurality of air outlets (7) around.
3. a kind of gas pressure controlling device according to claim 1, is characterized in that: describedly in housing main body (10) one end, be provided with fixing frame (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320487327.7U CN203442293U (en) | 2013-08-12 | 2013-08-12 | Gas pressure regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320487327.7U CN203442293U (en) | 2013-08-12 | 2013-08-12 | Gas pressure regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203442293U true CN203442293U (en) | 2014-02-19 |
Family
ID=50093350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320487327.7U Expired - Lifetime CN203442293U (en) | 2013-08-12 | 2013-08-12 | Gas pressure regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203442293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398208A (en) * | 2013-08-12 | 2013-11-20 | 浙江善时生物药械(商丘)有限公司 | Gas pressure regulating device |
-
2013
- 2013-08-12 CN CN201320487327.7U patent/CN203442293U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398208A (en) * | 2013-08-12 | 2013-11-20 | 浙江善时生物药械(商丘)有限公司 | Gas pressure regulating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |