CN220193813U - Safety airbag valve - Google Patents
Safety airbag valve Download PDFInfo
- Publication number
- CN220193813U CN220193813U CN202320753943.6U CN202320753943U CN220193813U CN 220193813 U CN220193813 U CN 220193813U CN 202320753943 U CN202320753943 U CN 202320753943U CN 220193813 U CN220193813 U CN 220193813U
- Authority
- CN
- China
- Prior art keywords
- inflation
- valve
- switch
- deflation
- air release
- 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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Links
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 210000001635 urinary tract Anatomy 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000027939 micturition Effects 0.000 description 1
- 230000003202 urodynamic effect Effects 0.000 description 1
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- Multiple-Way Valves (AREA)
Abstract
The utility model provides an air bag valve, which comprises a valve shell, at least one air bag component and an inflation and deflation component; the valve housing has two valve ports; the air bag component is arranged in the valve shell; the at least one inflation and deflation assembly comprises an inflation valve, an inflation and deflation pipe and a deflation valve; one end of the air charging and discharging pipe is communicated with the air bag component; the inflation valve is arranged on the inflation passage of the inflation and deflation pipe and controls the on-off of the inflation passage of the inflation and deflation pipe; the air release valve is arranged on the air release passage of the air release pipe; and controlling the on-off of the air release passage of the air release pipe. The valve is automatically reset to be in a normally open state when the power of the equipment is lost, so that the realization of the functions of the equipment and the safety of patients are ensured, and the safety and the reliability are improved; the automatic reset is realized, so that the workload of medical staff can be greatly saved.
Description
Technical Field
The utility model relates to an airbag valve.
Background
In the current medical application, valves are commonly used on the urinary tract or the air circuit to control the opening and closing of the pipeline. For example, a urodynamic monitor needs to close the urinary tract to monitor the intra-abdominal pressure of a patient, and a urinary tract valve is opened to realize urination. The existing equipment can not realize automatic reset by manual reset, and the labor is increased. When power loss occurs accidentally and the valve is not found timely, the valve cannot be reset automatically, and potential safety hazards are brought to some equipment and patients.
Disclosure of Invention
The utility model provides an air bag valve, which is automatically reset to be in a normally open state when equipment power is lost, so that the realization of equipment functions and the safety of patients are ensured, and the safety and the reliability are improved; the automatic reset is realized, so that the workload of medical staff can be greatly saved; to overcome the disadvantages of the prior art.
The utility model provides an airbag valve, comprising a valve housing 100, at least one airbag component 200, at least one inflation and deflation assembly 300; the valve housing 100 has two valve ports 110; the airbag member 200 is disposed within the valve housing 100; inflation and deflation assembly 300 includes inflation valve 320, inflation and deflation line 330, and deflation valve 340; one end of the inflation/deflation pipe 330 communicates with the balloon member 200; the inflation valve 320 is arranged on the inflation passage of the inflation and deflation pipe 330 and controls the on-off of the inflation passage of the inflation and deflation pipe 330; the air release valve 340 is disposed on the air release path of the air release pipe 330; the on-off of the air release passage of the air release pipe 330 is controlled.
Further, the present utility model provides an airbag valve that may also have the following features: the air release valve 340 is controlled by an air release switch 341, the air release switch 341 is a normally open switch, and the air release switch 341 is electrically closed.
Further, the present utility model provides an airbag valve that may also have the following features: the number of the balloon members 200 is two; after the two air bag components 200 are inflated, the outer walls of the two air bag components 200 are respectively attached to the hole walls of the two valve openings 110 to form two blocking paths.
Further, the present utility model provides an airbag valve that may also have the following features: the valve housing 100 has a half-shut panel 120 therein; two airbag members 200 are respectively fixed to both sides of the half partition panel 120; two valve ports 110 are located on both sides of the half-shut panel 120, respectively.
Further, the present utility model provides an airbag valve that may also have the following features: the number of the inflation and deflation assemblies 300 is two, and the two air bag components 200 are inflated and deflated respectively; the half partition plate 120 is internally provided with two air charging and discharging channels 121; the two inflation and deflation passages 121 are respectively in communication with the inflation and deflation lines 330 of the two inflation and deflation assemblies 300.
Further, the present utility model provides an airbag valve that may also have the following features: the input end of the inflation channel of the inflation and deflation pipe 330 is communicated with the inflator 310; the end of the air release passage of the air release pipe 330 is communicated with the atmosphere or an air release pump; the inflation and deflation assembly 300 is controlled by a pump switch 311, the pump switch 311 is a normally open switch, the pump switch 311 is electrically closed, and the inflator 310 is started; the inflation valve 320 is controlled by an inflation switch 321, which is a normally closed switch, and the inflation switch 321 is electrically opened.
Further, the present utility model provides an airbag valve that may also have the following features: when the airbag component 200 needs to be inflated, the pump switch 311 is electrically closed, and the inflator 310 is started to inflate; the inflation switch 321 is powered on, and the inflation valve 320 is opened; the bleed valve 340 is electrically closed and the bleed valve is closed; when the air bag member 200 maintains the pressure state, the pump switch 311 is turned on by power failure, and the inflator 310 stops inflation; the inflation switch 321 is closed when power is lost, and the inflation valve 320 is closed; the bleed valve 340 is electrically closed and the bleed valve is closed; when the air bag component 200 needs to be deflated, the pump switch 311 is powered off and closed, and the inflator 310 is closed; the inflation switch 321 is powered off and opened, and the inflation valve 320 is opened; the bleed valve 340 is de-energized and opened.
The utility model provides a double-airbag structure of an airbag valve, which realizes two closing, when one airbag fails, the other airbag can still independently realize blocking effect; in addition, the blocking position of the air bag is positioned at the position of the inlet and the outlet, so that the sealing range is greatly reduced, and the sealing performance is greatly improved.
Drawings
Fig. 1 is a schematic structural view of an airbag valve in an embodiment.
Fig. 2 is a circuit diagram of a control switch in an airbag valve in an embodiment.
Detailed Description
The utility model is further described below with reference to the drawings and specific embodiments.
Examples
In this embodiment, the airbag valve includes a valve housing 100, two airbag components 200, and two inflation and deflation assemblies 300.
In this embodiment, the valve housing 100 has two valve ports 110 at the upper and lower ends, respectively, to which pipes can be connected. The valve housing 100 has a half-shut panel 120 at an intermediate position therein, and two valve ports 110 are respectively located at both sides of the half-shut panel 120. The half partition plate 120 has two inflation/deflation passages 121 therein. One end of the two inflation and deflation passages 121 are respectively communicated with the two air bag members 200, and the other end of the two inflation and deflation passages is outwards protruded from the valve housing 100, so that the inflation and deflation pipes 330 of the inflation and deflation assembly 300 can be conveniently connected.
Two bladder members 200 are disposed within the valve housing 100. Two airbag members 200 are respectively fixed to both sides of the half partition panel 120. The connection position of the two balloon members 200 with the valve housing 100 communicates with the inflation and deflation passages 121.
In this embodiment, the number of the inflation and deflation assemblies 300 is two, and two airbag members 200 are inflated respectively. Of course, one inflation and deflation assembly 300 may be used to inflate both bladder members 200 simultaneously.
In this embodiment, the inflation and deflation assembly 300 includes: inflator 310, inflation valve 320, inflation and deflation lines 330, and deflation valve 340.
In this embodiment, one end of the inflation/deflation tube 330 is bifurcated into an inflation passage and a deflation passage. The input end of the inflation channel of the inflation and deflation pipe 330 is communicated with the inflator 310; the end of the bleed passage of the bleed air tube 330 is vented to atmosphere. The other end of the charge/discharge pipe 330 communicates with the charge/discharge passage 121. The inflation valve 320 is disposed on the inflation path of the inflation/deflation pipe 330, and controls the on/off of the inflation path of the inflation/deflation pipe 330. The air release valve 340 is disposed on the air release path of the air release pipe 330; the on-off of the air release passage of the air release pipe 330 is controlled.
As shown in fig. 2, the air release valve 340 is controlled by the air release switch 341, the air release switch 341 is a normally open switch, when the two voltage ends C/D of the air release switch 341 are powered, the air release switch 341 is closed, and the air release valve 340 is closed. When the two voltage ends C/D of the air release switch 341 are powered off, the air release switch 341 returns to the initial state to be disconnected, and the air release valve 340 is opened; the deflation switch 341 must be in an open state when the airbag valve is de-energized.
The inflation and deflation assembly 300 is controlled by a pump switch 311, and the pump switch 311 is a normally open switch; the inflation valve 320 is controlled by an inflation switch 321, which is a normally closed switch. The pump switch 311 and the inflation switch 321 are connected in parallel, the two voltage ends A/B are powered, the pump switch 311 is closed, and the inflation pump 310 is started; at the same time, the inflation switch 321 is turned off and the inflation valve 320 is opened. The two voltage ends A/B are powered off, the pump switch 311 is opened, and the inflator 310 is stopped; while the inflation switch 321 is closed. The inflation valve 320 and the deflation valve 340 may employ solenoid valves.
After the two air bag components 200 are inflated, the outer walls of the two air bag components 200 are respectively attached to the hole walls of the two valve openings 110 to form two blocking paths.
The working process of the air bag valve comprises the following steps:
when the airbag component 200 needs to be inflated, the voltage ends A\B and C\D are powered on, the pump switch 311 is powered on, and the inflator 310 is started to inflate; the inflation switch 321 is powered on, and the inflation valve 320 is opened; the bleed valve 341 is electrically closed and the bleed valve 340 is closed. After the two air bag components 200 are inflated, the outer walls of the two air bag components 200 are respectively attached to the hole walls of the two valve openings 110 to form two blocking paths.
When the air bag member 200 maintains the pressure state, the voltage terminal A\B is powered down and C\D is powered. At this time, the pump switch 311 is turned on when power is lost, and the inflator 310 stops inflating; the inflation switch 321 is closed when power is lost, and the inflation valve 320 is closed; the bleed switch 341 is electrically closed and the bleed valve is closed.
When the air bag member 200 needs to be deflated, the voltage terminals A\B lose electricity and C\D lose electricity. The pump switch 311 is closed when power is lost, and the inflator 310 is closed; the inflation switch 321 is powered off and opened, and the inflation valve 320 is opened; the bleed switch 341 is de-energized and opened, and the bleed valve is opened.
The embodiments described above are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Claims (7)
1. An airbag valve, characterized in that: comprises a valve housing (100), at least one air bag component (200) and at least one inflation and deflation assembly (300);
wherein the valve housing (100) has two valve openings (110);
the airbag member (200) is disposed within the valve housing (100);
the inflation and deflation assembly (300) comprises an inflation valve (320), an inflation and deflation pipe (330) and a deflation valve (340);
one end of the inflation/deflation pipe (330) is communicated with the air bag member (200);
the inflation valve (320) is arranged on the inflation passage of the inflation and deflation pipe (330) and controls the on-off of the inflation passage of the inflation and deflation pipe (330);
the air release valve (340) is arranged on the air release passage of the air release pipe (330); and controlling the on-off of a deflation passage of the inflation and deflation pipe (330).
2. The airbag valve of claim 1, wherein:
the air release valve (340) is controlled by an air release switch (341), the air release switch (341) is a normally open switch, and the air release switch (341) is electrically closed.
3. The airbag valve of claim 1, wherein:
wherein the number of the airbag members (200) is two;
after the two air bag components (200) are inflated, the outer walls of the two air bag components (200) are respectively attached to the hole walls of the two valve openings (110) to form two blocking paths.
4. An airbag valve according to claim 3, wherein:
wherein, the valve shell (100) is internally provided with a half-partition board (120);
two airbag components (200) are respectively fixed on two sides of the half-partition panel (120);
the two valve openings (110) are respectively positioned at two sides of the semi-partition plate (120).
5. The airbag valve of claim 4, wherein:
wherein the number of the inflation and deflation assemblies (300) is two, and the inflation and deflation assemblies respectively inflate and deflate the two air bag members (200);
two air charging and discharging channels (121) are formed in the half partition plate (120);
the two inflation and deflation passages (121) are respectively communicated with the inflation and deflation pipes (330) of the two inflation and deflation assemblies (300).
6. The airbag valve of claim 2, wherein:
wherein, the input end of the inflation channel of the inflation and deflation pipe (330) is communicated with the inflator pump (310);
the tail end of the air discharging passage of the air charging and discharging pipe (330) is communicated with the atmosphere or a discharging pump;
the inflation and deflation assembly (300) is controlled by a pump switch (311), the pump switch (311) is a normally open switch, the pump switch (311) is electrically closed, and the inflation pump (310) is started;
the inflation valve (320) is controlled by an inflation switch (321), the inflation switch is a normally closed switch, and the inflation switch (321) is electrically opened.
7. The airbag valve of claim 6, wherein:
when the air bag component (200) needs to be inflated, the pump switch (311) is electrically closed, and the inflator pump (310) is started to inflate; the inflation switch (321) is electrically opened, and the inflation valve (320) is opened; the air release switch (341) is electrically closed, and the air release valve (340) is closed;
when the air bag component (200) keeps a pressure state, the pump switch (311) is powered off and opened, and the inflator (310) stops inflating; the inflation switch (321) is closed when power is lost, and the inflation valve (320) is closed; the air release switch (341) is electrically closed, and the air release valve (340) is closed;
when the air bag component (200) needs to be deflated, the pump switch (311) is closed in a power-off mode, and the inflator pump (310) is closed; the inflation switch (321) is turned on when power is lost, and the inflation valve (320) is turned on; the air release switch (341) is powered off and disconnected, and the air release valve (340) is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320753943.6U CN220193813U (en) | 2023-04-07 | 2023-04-07 | Safety airbag valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320753943.6U CN220193813U (en) | 2023-04-07 | 2023-04-07 | Safety airbag valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220193813U true CN220193813U (en) | 2023-12-19 |
Family
ID=89146953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320753943.6U Active CN220193813U (en) | 2023-04-07 | 2023-04-07 | Safety airbag valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220193813U (en) |
-
2023
- 2023-04-07 CN CN202320753943.6U patent/CN220193813U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |