CN218234913U - Inflatable double-airbag airtight door - Google Patents
Inflatable double-airbag airtight door Download PDFInfo
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- CN218234913U CN218234913U CN202222219191.3U CN202222219191U CN218234913U CN 218234913 U CN218234913 U CN 218234913U CN 202222219191 U CN202222219191 U CN 202222219191U CN 218234913 U CN218234913 U CN 218234913U
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Abstract
The utility model provides an inflatable two gasbag air-tight door, its leakproofness that adopts two gasbags to guarantee air-tight door, and the security is good, and the air-tight door plant is convenient for install to can reduce installation cost and improve the installation effectiveness. The air bag is a double-air-bag airtight strip which is arranged in a groove formed in the side wall of the door plate, an inflation cavity I and an inflation cavity II which are mutually independent are arranged in the double-air-bag airtight strip, and the inflation cavity I and the inflation cavity II are respectively connected with an air source through a first air bag air pipe and a second air bag air pipe.
Description
Technical Field
The utility model relates to an airtight door technical field specifically is an inflatable double air bag airtight door.
Background
In recent years, as the technical level in China is gradually improved and the situation of epidemic is influenced, a large number of biological safety laboratories are urgently needed to be built, the airtight door is a key protection device of the biological safety laboratories, the safety of personnel and the environment of the laboratories is guaranteed, and the exposure of germs is avoided, so that the airtight performance of the airtight door is particularly important.
In the prior art, a circle of single air bag is generally arranged between a door plate and a door frame of an airtight door to ensure the air tightness of the airtight door, when the airtight door is closed, the air bag is inflated to block a gap between the door plate and the door frame, but once the air bag is damaged, leakage can be caused, and the safety is not high; the prior art also adopts double air bags to seal, not only the air tightness is higher, but also the two air bags are mutually independent, when one air bag is damaged, the other air bag can also work normally, thereby improving the safety, for example, the double-air-bag inflatable airtight door disclosed as CN108150066A comprises a door body and a door frame, the door body is connected with the door frame through a hinge, the outer side wall of the door body is provided with parallel grooves which are respectively used for installing a first inflatable air bag and a second inflatable air bag, a gap is arranged between the two inflatable air bags, but in the actual door plate manufacturing process, a barrier strip needs to be added for forming the gap, and because the grooves are provided with two, the two air bags need to be placed into the groove twice, so that the cost is increased and the efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The airtight door security to current adoption gasbag is not high or installation cost is high, the problem of inefficiency, the utility model provides an inflatable two gasbag airtight door, its leakproofness that adopts two gasbags to guarantee airtight door, and the security is good, and the airtight door plant is convenient for install to can reduce installation cost and improve the installation effectiveness.
The technical scheme is as follows: the utility model provides an airtight door of inflatable pair of gasbag, its including connect on the wall body the door frame, with door frame articulated door plant, install gasbag on the door plant, its characterized in that: the air bag is a double-air-bag airtight strip, the double-air-bag airtight strip is installed in a single groove formed in the side wall of the door plate, a first inflation cavity and a second inflation cavity which are independent of each other are arranged in the double-air-bag airtight strip, and the first inflation cavity and the second inflation cavity are connected with an air source through a first air bag air pipe and a second air bag air pipe respectively.
It is further characterized in that:
the contact surface of the double-airbag airtight strip and the door frame is provided with sawtooth-shaped bulges;
the gas source is connected with a switch valve, the switch valve is connected with a pressure regulating valve, the pressure regulating valve is connected with the first air bag air pipe through a first regulating pipeline, and the pressure regulating valve is also connected with the second air bag air pipe through a second regulating pipeline;
the first adjusting pipeline comprises a first one-way electromagnetic valve connected with the pressure adjusting valve, the first one-way electromagnetic valve is connected with a first one-way check valve, the first one-way check valve is connected with a first pressure sensor, the first pressure sensor is connected with a first pressure relief valve, and the first pressure relief valve is connected with the first air bag pipe;
the first inflation cavity is further connected with a first front manual pressure release valve positioned on the front side of the door panel, and the first inflation cavity is further connected with a first back manual pressure release valve positioned on the back side of the door panel;
the second regulating pipeline comprises a second one-way electromagnetic valve connected with the pressure regulating valve, the second one-way electromagnetic valve is connected with a second one-way check valve, the second one-way check valve is connected with a second pressure sensor, the second pressure sensor is connected with a second pressure relief valve, and the second pressure relief valve is connected with the second air bag air pipe;
the second air inflation cavity is further connected with a second front manual pressure release valve positioned on the front side of the door plate, and the second air inflation cavity is further connected with a second back manual pressure release valve positioned on the back side of the door plate;
when the wall body is a steel wall body, the door frame is connected with the wall body through welding; when the wall body is a civil engineering wall, steel is embedded in the civil engineering wall, the end part of the steel extends out of the wall body, and the door frame is connected with the steel through welding;
the front side of the door plate is provided with a limiting handle, the limiting handle and the door frame are provided with electromagnetic locks at corresponding positions, the door frame is further provided with a buzzer, and the front side and the back side of the door frame are respectively provided with an emergency stop button and a door opening button.
Has the advantages that: by adopting the double-airbag airtight strip which is provided with two independent inflation cavities, the double-airbag airtight strip has better sealing performance, the rest one can still work when one of the two air bags is damaged, and the leakage-proof safety is good; meanwhile, the integrated design of the double-air-bag airtight strips only needs to be placed into a single groove of the door plate without separation, so that the door plate is convenient to manufacture and install, the installation cost is saved, and the installation efficiency is improved. In addition, the door frame is connected with the wall body through welding to realize sealing, and compared with the scheme introduced in the background art, the door frame adopts a coating type design, so that the installation is not influenced by the thickness of the wall body, the use is convenient, and when the biological airtight door is in an abnormal working state, the buzzer can be opened to give an alarm, and compared with the scheme, the door frame has an obvious warning effect.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the reverse structure of the present invention;
fig. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a cross-sectional view of a door panel and doorframe when installed on a steel wall;
FIG. 5 is a cross-sectional view of a door panel and door frame when installed on a civil wall;
FIG. 6 is a diagram of the pipeline connection of the present invention;
fig. 7 is an enlarged view of a portion a in fig. 3.
Detailed Description
As shown in fig. 1-3, the inflatable dual-airbag airtight door comprises a door frame 1 connected to a wall, a door panel 2 hinged to the door frame 1 through a hinge 3, and a dual-airbag airtight strip 4 mounted on the door panel 2, wherein, in combination with fig. 7, the dual-airbag airtight strip 4 is embedded in or adhered to a single groove formed in the side wall of the door panel 2, and is made of an elastic material (such as rubber), and in order to enhance the sealing performance, the surface of the dual-airbag airtight strip contacting with the door frame is provided with sawtooth-shaped protrusions; the double-airbag airtight strip 4 is provided with a first inflation cavity 41 and a second inflation cavity 42 which are independent from each other, and the first inflation cavity 41 and the second inflation cavity 42 are respectively connected with an air source through a first airbag air pipe and a second airbag air pipe.
Referring to fig. 6, the air source is connected to the switch valve 100, the switch valve 100 is connected to the pressure regulating valve 101, the pressure regulating valve 101 is connected to the first air bag air pipe through the first regulating pipeline to inflate the first inflatable cavity 41, and the pressure regulating valve 101 is further connected to the second air bag air pipe through the second regulating pipeline to inflate the second inflatable cavity 42, so that the second inflatable cavity is inflated to fill the gap between the door frame 1 and the door panel 2.
Specifically, first regulation pipeline includes one-way solenoid valve 102 of being connected with pressure regulating valve 101, one-way solenoid valve 102 and one-way check valve 103, one-way check valve 103 is connected with pressure sensor 104, pressure sensor 104 is connected with relief valve 105, thereby it aerifys to aerifing cavity 41 to be connected with first gasbag trachea to relief valve 105, pressure sensor 104 can monitor and aerify cavity pressure size, can make control solenoid valve one stop aerifing when reaching target pressure, relief valve 105 is used for being connected with the on-door switch, when opening the door, the relief valve starts to get rid of the gas in the cavity.
In order to release air manually in the case of a fault, the first inflatable cavity 41 is further connected with a first front manual pressure release valve 106 located on the front side of the door panel 2, the first inflatable cavity 41 is further connected with a first back manual pressure release valve 108 located on the back side of the door panel 2, and the double-airbag air-tight strip can be actively controlled to exhaust air on the front side and the back side of the door.
Similarly, the second regulating pipeline comprises a second one-way electromagnetic valve 110 connected with the pressure regulating valve 101, the second one-way electromagnetic valve 110 is connected with a second one-way check valve 111, the second one-way check valve 111 is connected with a second pressure sensor 112, the second pressure sensor 112 is connected with a second pressure relief valve 113, and the second pressure relief valve 113 is connected with a second air bag air pipe. The second inflation cavity 42 is further connected with a second front manual pressure release valve 107 located on the front side of the door panel 2, and the second inflation cavity 42 is further connected with a second back manual pressure release valve 109 located on the back side of the door panel 2.
Referring to fig. 4, when the wall body is a steel wall body (stainless steel wall body 5), a door opening with a proper size is reserved in the stainless steel wall body 5, the door frame 1 is placed in the door opening, and then the gap is filled by laser welding, so that the door frame and the wall body have no leakage risk; as shown in fig. 5, when the wall body is a civil engineering wall 6, steel material 7 (for example, square steel) is embedded in the civil engineering wall, the end part of the steel material 7 extends out of the wall body, the door frame 1 and the square steel are welded by laser to fill the gap, and then the appearance is decorated by a stainless steel decoration frame 8, so that the sealing is ensured, and meanwhile, the appearance is high.
In addition, the front of door plant 2 is installed spacing handle 10, spacing handle 10 and door frame 1 correspond the position department and install the electromagnetic lock, the electromagnetic lock can close the actuation after the door is closed, still install bee calling organ 11 on the door frame 1, can report to the police when starting manual relief valve or open when abnormal work and play the warning effect, the front and back of door frame 1 is equipped with door opening button 14 and emergency stop button 13 respectively, can be used for opening the door and stop opening the door plant, still install door closer 12 on the door plant and the door frame, can open the back automatic door of closing at the door.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides an airtight door of inflatable pair of gasbag, its including connect on the wall body the door frame, with door frame articulated door plant, install gasbag on the door plant, its characterized in that: the air bag is a double-air-bag airtight strip, the double-air-bag airtight strip is installed in a single groove formed in the side wall of the door plate, a first inflation cavity and a second inflation cavity which are independent of each other are arranged in the double-air-bag airtight strip, and the first inflation cavity and the second inflation cavity are connected with an air source through a first air bag air pipe and a second air bag air pipe respectively.
2. The inflatable dual bladder air tight door of claim 1, wherein: the contact surface of the double-airbag airtight strip and the door frame is provided with sawtooth-shaped bulges.
3. The inflatable dual bladder air tight door of claim 1, wherein: the air source is connected with the switch valve, the switch valve is connected with the pressure regulating valve, the pressure regulating valve is connected with the first air bag air pipe through a first regulating pipeline, and the pressure regulating valve is further connected with the second air bag air pipe through a second regulating pipeline.
4. The inflatable dual bladder air tight door of claim 3, wherein: the first adjusting pipeline comprises a first one-way electromagnetic valve connected with the pressure adjusting valve, the first one-way electromagnetic valve is connected with a first one-way check valve, the first one-way check valve is connected with a first pressure sensor, the first pressure sensor is connected with a first pressure release valve, and the first pressure release valve is connected with the first air bag pipe.
5. The inflatable dual bladder air tight door of claim 4, wherein: the first air inflation cavity is further connected with a first front manual pressure release valve located on the front side of the door plate, and the first air inflation cavity is further connected with a first back manual pressure release valve located on the back side of the door plate.
6. The inflatable dual bladder air tight door of claim 3, wherein: the second adjusting pipeline comprises a second one-way electromagnetic valve connected with the pressure adjusting valve, the second one-way electromagnetic valve is connected with a second one-way check valve, the second one-way check valve is connected with a second pressure sensor, the second pressure sensor is connected with a second pressure release valve, and the second pressure release valve is connected with the second air bag air pipe.
7. The inflatable dual bladder air tight door of claim 6, wherein: the second air inflation cavity is further connected with a second front manual pressure release valve located on the front side of the door panel, and the second air inflation cavity is further connected with a second back manual pressure release valve located on the back side of the door panel.
8. The inflatable dual bladder air tight door of any of claims 1-7, wherein: when the wall body is a steel wall body, the door frame is connected with the wall body through welding; when the wall body is the civil engineering wall, steel is buried in the civil engineering wall, the steel tip stretches out the wall body, the door frame through the welding with steel is connected.
9. The inflatable dual bladder air tight door of any of claims 1-7, wherein: the front side of the door plate is provided with a limiting handle, the limiting handle and the door frame are provided with electromagnetic locks at corresponding positions, the door frame is further provided with a buzzer, and the front side and the back side of the door frame are respectively provided with an emergency stop button and a door opening button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222219191.3U CN218234913U (en) | 2022-08-23 | 2022-08-23 | Inflatable double-airbag airtight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222219191.3U CN218234913U (en) | 2022-08-23 | 2022-08-23 | Inflatable double-airbag airtight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218234913U true CN218234913U (en) | 2023-01-06 |
Family
ID=84683073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222219191.3U Active CN218234913U (en) | 2022-08-23 | 2022-08-23 | Inflatable double-airbag airtight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218234913U (en) |
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2022
- 2022-08-23 CN CN202222219191.3U patent/CN218234913U/en active Active
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