CN111391630B - Sealing window for micropressure oxygen-enriched ambulance - Google Patents
Sealing window for micropressure oxygen-enriched ambulance Download PDFInfo
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- CN111391630B CN111391630B CN202010161723.5A CN202010161723A CN111391630B CN 111391630 B CN111391630 B CN 111391630B CN 202010161723 A CN202010161723 A CN 202010161723A CN 111391630 B CN111391630 B CN 111391630B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J10/00—Sealing arrangements
- B60J10/40—Sealing arrangements characterised by contact between two or more cooperating sealing arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J10/00—Sealing arrangements
- B60J10/45—Assembling sealing arrangements with vehicle parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J10/00—Sealing arrangements
- B60J10/70—Sealing arrangements specially adapted for windows or windscreens
- B60J10/72—Sealing arrangements specially adapted for windows or windscreens with integral wind-deflecting means, e.g. for preventing soiling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/249—Glazing, e.g. vacuum glazing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention discloses a sealing window for a micropressure oxygen-enriched ambulance, and relates to the technical field of micropressure oxygen-enriched ambulance parts; the glass assembly comprises a glass assembly and a window frame, the glass assembly comprises inner glass, outer glass, laminated glass, inner glass's outer fringe is equipped with the inlayer chamfer, outer glass's outer fringe is equipped with outer chamfer, be equipped with the inner sealing layer on the inlayer chamfer, be equipped with the outer sealing layer on the outer chamfer, the window frame inner fringe is equipped with the window frame chamfer with inlayer chamfer adaptation, one side rigid coupling that the window frame inner fringe is close to outside the window has the support arch, the outer sealing layer, laminated glass, inner glass constitutes the gasbag cavity, thereby be equipped with the window frame sealing layer that is used for improving the gas tightness between window frame chamfer and the inlayer glass together with the laminating of inner sealing layer, thereby be equipped with the gasbag that the volume expands when leaking between inner sealing layer and the window frame sealing layer in the gasbag cavity and closely laminate with the outer sealing layer. The invention has two defense lines and good durability.
Description
Technical Field
The invention belongs to the technical field of parts of a micropressure oxygen-enriched ambulance, and particularly relates to a sealing window for a micropressure oxygen-enriched ambulance.
Background
In the field of plateau medical rescue equipment, a micropressure oxygen-enriched ambulance is a special equipment vehicle specially designed for long-distance transfer and treatment of the plateau wounded. Because of the particularity of the plateau environment, the greatest difficulty of plateau injury patients is caused by oxygen deficiency, cold and thin air, the oxygen content and the oxygen partial pressure in the air of a plateau area are reduced, the oxygen partial pressure in alveolus of a human body is also reduced, and the oxygen content diffused into the blood of pulmonary capillaries is also reduced, so that an oxygen deficiency symptom is generated; in addition, in the field of plain medical rescue equipment, the micropressure oxygen-enriched ambulance provides a good rehabilitation rescue environment for serious patients. Severe patients generally breathe weakly and have a much lower blood oxygen fusion rate than normal persons. The micro-pressure oxygen-enriched ambulance can artificially create a micro-pressure environment, and the blood oxygen fusion is enhanced under the micro-pressure environment, so that the problems can be effectively alleviated.
Because the pressure in the plateau is low, when the pressure difference between the inside and the outside of the carriage of the micro-pressure oxygen-enriched ambulance is large, in order to stabilize the pressure and the oxygen content in the carriage, the good tightness of the carriage must be ensured.
The existing sealing window is sealed by adopting a sealing rubber strip, when the sealing rubber strip fails, the sealing performance is greatly reduced, two defense lines are lacked in the prior art, and the durability is poor.
Disclosure of Invention
The invention aims to overcome the defects that the prior art lacks two defense lines and is poor in durability, and provides a sealing window for a micro-pressure oxygen-enriched ambulance, which is provided with two defense lines and is good in durability.
In order to achieve the purpose, the invention adopts the following technical scheme:
the sealing window for the micro-pressure oxygen-enriched ambulance comprises a glass assembly and a window frame matched with the glass assembly, wherein the glass assembly comprises inner glass, outer glass and annular laminated glass which is arranged between the inner glass and the outer glass and arranged along the edge of the outer glass, the area of the inner glass is larger than that of the outer glass, the outer edge of the inner glass is provided with an inner chamfer which increases the air tightness of the inner glass when the inner glass moves towards one side of the outer glass, the outer edge of the outer glass is provided with an outer chamfer which increases the air tightness of the outer glass when the outer glass moves towards one side far away from the inner glass, an inner sealing layer is arranged on the inner chamfer, an outer sealing layer is arranged on the outer chamfer, the inner edge of the window frame is provided with a window frame chamfer matched with the inner chamfer, a supporting bulge is fixedly connected to one side, close to the outside of the window, of the supporting bulge, the outer sealing layer, the laminated glass and the inner glass form an air bag chamber, an air bag chamber is arranged on the window frame chamfer and is provided with an air bag sealing layer which is tightly attached to the inner sealing layer so as to improve the air tightness between the window frame and the inner glass when leakage occurs, and the air bag chamber is provided with an air bag sealing layer which is tightly attached to expand and has a large volume. When a gap exists between the inner sealing layer and the window frame sealing layer, gas enters the air bag chamber from the gap so as to expand the air bag, and the air bag is tightly attached to the outer sealing layer so as to prevent the gas from flowing out from the space between the outer glass and the window frame. Thereby realizing two defense lines and further strengthening the air tightness.
Preferably, the airbag is adapted to the airbag chamber, and the airbag includes a bottom edge attached to the support protrusion, a first side edge attached to the chamfer of the window frame, a second side edge attached to the outer sealing layer and the laminated glass, a support edge located between the first side edge and the second side edge, and a gas hole located on the support edge for allowing gas leaked between the inner sealing layer and the window frame sealing layer to enter the airbag. Simple structure, the laminating of gasbag outer wall and gasbag cavity promotes the gas tightness.
Preferably, the end of the second side edge remote from the bottom edge abuts against the inner glass. The air tightness is improved.
Preferably, the upper end of the glass component is hinged on the window frame, and the lower end of the glass component is fixedly connected with a handle. Is convenient to open.
As preferred, inlayer glass, outer glass, laminated glass enclose into the pressure boost cavity, the last spout that is equipped with of laminated glass, spout one end is located the laminated glass inner edge, the spout other end is located the laminated glass outer fringe, sliding connection has the ejector pad in the spout, the one end that the pressure boost cavity was kept away from to the ejector pad supports and leans on the second side, the one end that the ejector pad is close to the pressure boost cavity is equipped with the piston chamber, sliding connection has the piston in the piston chamber, be equipped with the gas injection spout on the ejector pad, sliding connection has the gas injection pole in the gas injection spout, gas injection pole one end supports and leans on the second side, the gas injection pole other end and piston rigid coupling, the gas injection pole is equipped with the air flue along its axial, the second side includes first branch limit, second branch limit, first branch limit and second branch limit are located the support limit and are relative both sides, first branch is located the support limit and is close to base one side, the gas injection pole supports and leans on the second branch, be equipped with the booster mechanism that is used for increasing the internal gas pressure of pressure boost cavity on the glass subassembly. When the window needs to be opened, the supercharging mechanism operates, the air pressure of the supercharging cavity rises, the inner sealing layer and the window frame sealing layer are separated under the action of the push block and the air injection rod, and the outer sealing layer and the second side edge are separated, so that the window is convenient to open.
Preferably, a limiting protrusion is arranged in the pressurizing cavity, the limiting protrusion abuts against one side, close to the pressurizing cavity, of the sliding groove, and a second limiting protrusion used for preventing the piston from sliding out of the piston cavity is arranged at one end, close to the pressurizing cavity, of the piston cavity. The operation is stable.
As preferred, booster mechanism connects on inlayer glass, booster mechanism includes a plurality of cylinders that are convex and lie in same virtual circle, the cylinder uses the centre of a circle of above-mentioned virtual circle to be the annular array and arranges as the center, the cylinder is including being convex cylinder body, being located cylinder piston in the cylinder body, one end be located the cylinder body and with cylinder piston connection be convex cylinder piston rod, be located the cylinder body and keep away from the venthole of cylinder piston rod one end, be located being used for in the cylinder body and drive the recovery spring that the venthole one side moved of actuating cylinder piston orientation, the rigid coupling has handheld handle on the cylinder piston rod, be equipped with the inlet port of being connected with the venthole on the inlayer glass. The structure is simple.
The beneficial effects of the invention are: the invention provides a sealing window for a micropressure oxygen-enriched ambulance, which has two defense lines and is good in durability.
Drawings
FIG. 1 is a schematic view of example 1;
FIG. 2 isbase:Sub>A sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of FIG. 2 with the window open;
FIG. 4 is a schematic view of example 2;
FIG. 5 is a schematic view of a slider and a laminated glass;
FIG. 6 is an enlarged view at A of FIG. 4;
FIG. 7 is a schematic view of a pressurization mechanism;
FIG. 8 is a schematic view of the gas injection rod pushing the second divided edge open;
fig. 9 is a schematic view of the pushing block pushing the second side edge open.
In the figure: the glass comprises an inner layer of glass 1, an outer layer of glass 2, a laminated glass 3, an inner sealing layer 4, an outer sealing layer 5, a supporting protrusion 6, a window frame sealing layer 7, a bottom edge 8, a first side edge 9, a second side edge 10, a supporting edge 11, an air hole 12, a sliding chute 13, a pushing block 14, a pressurizing cavity 15, a recovery spring 16, a piston cavity 17, a piston 18, an air injection sliding chute 20, an air injection rod 21, an air flue 22, a first side edge 23, a second side edge 24, a limiting protrusion 25, a second limiting protrusion 26, a cylinder body 28, a cylinder piston 29, a cylinder piston rod 30, an air outlet 31, a handheld handle 32, an air inlet 33 and an air bag 34.
Detailed Description
The invention is explained in further detail below with reference to the figures and the detailed description:
example 1:
referring to fig. 1 to 3: a sealing window for a micro-pressure oxygen-enriched ambulance comprises a glass assembly and a window frame matched with the glass assembly, wherein the glass assembly comprises inner layer glass 1, outer layer glass 2 and annular laminated glass 3 which is positioned between the inner layer glass 1 and the outer layer glass 2 and arranged along the edge of the outer layer glass 2, the area of the inner layer glass 1 is larger than that of the outer layer glass 2, the outer edge of the inner layer glass 1 is provided with an inner layer chamfer which increases the air tightness of the inner layer glass 1 when the inner layer glass 1 moves towards one side of the outer layer glass 2, the outer edge of the outer layer glass 2 is provided with an outer layer chamfer which increases the air tightness of the outer layer glass 2 when the outer layer glass 2 moves towards one side away from the inner layer glass 1, the inner layer chamfer is provided with an inner sealing layer 4, the outer layer chamfer is provided with an outer sealing layer 5, the inner edge of the window frame is provided with a window frame chamfer matched with the inner layer chamfer, one side of the inner edge of the window frame close to the outer side of the window is provided with a supporting bulge 6, the outer layer glass 3 and the inner layer glass 1 form an air bag chamber, the air bag sealing layer 34, and the sealing layer 7 are tightly bonded with the window frame 4, and the sealing layer 34; the air bag 34 is matched with the air bag chamber, and the air bag 34 comprises a bottom edge 8 attached to the supporting protrusion 6, a first side edge 9 attached to the chamfer of the window frame, a second side edge 10 attached to the outer sealing layer 5 and the laminated glass 3, a supporting edge 11 positioned between the first side edge 9 and the second side edge 10, and an air hole 12 positioned on the supporting edge 11 and used for enabling air leaked between the inner sealing layer 4 and the window frame sealing layer 7 to enter the air bag 34; one end of the second side edge 10 far away from the bottom edge 8 is abutted against the inner layer glass 1; the upper end of the glass component is hinged on the window frame, and the lower end of the glass component is fixedly connected with a handle.
Principle of embodiment:
when the window is closed, the air pressure in the carriage rises, the inner glass 1 is pressed towards the outside of the window, and the inner sealing layer 4 is close to the window frame sealing layer 7, so that good air tightness is guaranteed.
When a gap is formed between the inner sealing layer 4 and the window frame sealing layer 7 and the inner sealing layer fails, air in a carriage enters the air bag through the gap and the air bag 34 expands under high pressure, so that the second side edge 10 and the outer sealing layer 5 are tightly attached to each other, and the air is prevented from leaking from the space between the window frame and the outer glass 2.
Example 2:
referring to fig. 4 to 9: a sealing window for a micro-pressure oxygen-enriched ambulance comprises a glass assembly and a window frame matched with the glass assembly, wherein the glass assembly comprises inner layer glass 1, outer layer glass 2 and annular laminated glass 3 which is positioned between the inner layer glass 1 and the outer layer glass 2 and arranged along the edge of the outer layer glass 2, the area of the inner layer glass 1 is larger than that of the outer layer glass 2, the outer edge of the inner layer glass 1 is provided with an inner layer chamfer which increases the air tightness of the inner layer glass 1 when the inner layer glass 1 moves towards one side of the outer layer glass 2, the outer edge of the outer layer glass 2 is provided with an outer layer chamfer which increases the air tightness of the outer layer glass 2 when the outer layer glass 2 moves towards one side away from the inner layer glass 1, the inner layer chamfer is provided with an inner sealing layer 4, the outer layer chamfer is provided with an outer sealing layer 5, the inner edge of the window frame is provided with a window frame chamfer matched with the inner layer chamfer, one side of the inner edge of the window frame close to the outer side of the window is provided with a supporting bulge 6, the outer layer glass 3 and the inner layer glass 1 form an air bag chamber, the air bag sealing layer 34, and the sealing layer 7 are tightly bonded with the window frame 4, and the sealing layer 34; the air bag 34 is matched with the air bag chamber, and the air bag 34 comprises a bottom edge 8 attached to the supporting protrusion 6, a first side edge 9 attached to the chamfer of the window frame, a second side edge 10 attached to the outer sealing layer 5 and the laminated glass 3, a supporting edge 11 positioned between the first side edge 9 and the second side edge 10, and an air hole 12 positioned on the supporting edge 11 and used for enabling air leaked between the inner sealing layer 4 and the window frame sealing layer 7 to enter the air bag 34; one end of the second side edge 10 far away from the bottom edge 8 is abutted against the inner layer glass 1; the inner layer glass 1, the outer layer glass 2 and the laminated glass 3 enclose a pressurizing cavity 15, a sliding groove 13 is arranged on the laminated glass 3, one end of the sliding groove 13 is located at the inner edge of the laminated glass 3, the other end of the sliding groove 13 is located at the outer edge of the laminated glass 3, a push block 14 is connected in the sliding groove 13 in a sliding manner, one end, away from the pressurizing cavity 15, of the push block 14 abuts against a second side edge 10, one end, close to the pressurizing cavity 15, of the push block 14 is provided with a piston cavity 17, a piston 18 is connected in the piston cavity 17 in a sliding manner, a gas injection sliding groove 20 is arranged on the push block 14, a gas injection rod 21 is connected in the gas injection sliding groove 20 in a sliding manner, one end of the gas injection rod 21 abuts against the second side edge 10, the other end of the gas injection rod 21 is fixedly connected with the piston 18, the gas injection rod 21 is provided with a gas passage 22 along the axial direction thereof, the second side edge 10 comprises a first branch edge 23 and a second branch edge 24, the first branch edge 23 and the second branch edge 24 are located at two opposite sides of the supporting edge 11, the first branch edge 23 is located at one side edge 11, the bottom edge 11 is located at one side of the supporting edge 8, the supporting edge 21 is located at the second branch edge 24, and the pressurizing cavity of the pressurizing cavity 15 of the glass component; be equipped with spacing arch 25 in the pressure boost cavity 15, spacing arch 25 supports and leans on the one side that is close to pressure boost cavity 15 at spout 13, the one end that piston chamber 17 is close to pressure boost cavity 15 is equipped with the spacing arch 26 of second that is used for preventing piston 18 roll-off piston chamber 17.
The booster mechanism is connected on inlayer glass 1, booster mechanism includes a plurality of cylinders that are arc and lie in same virtual circle, the cylinder uses the centre of a circle of above-mentioned virtual circle to be the annular array and arranges as the center, the cylinder is including being convex cylinder body 28, being located cylinder piston 29, the one end of cylinder body 28 and being connected with cylinder piston 29 be convex cylinder piston rod 30, be located cylinder body 28 and keep away from the venthole 31 of cylinder piston rod 30 one end, be located cylinder body 28 and be used for driving cylinder piston 29 towards keeping away from the recovery spring 16 of venthole one side motion, the rigid coupling has handheld handle 32 on the cylinder piston rod 30, be equipped with the inlet port 33 of being connected with the venthole on inlayer glass 1.
Principle of embodiment:
under the pressure difference effect inside and outside the carriage, the glass assembly and the window frame are jointed for a long time, the inner sealing layer 4 and the window frame sealing layer 7 are bonded, the outer sealing layer 5 and the second side edge 10 are also bonded, and when the window needs to be opened, great effort is required.
In this embodiment, an improvement is made to embodiment 1, when a window is opened, the handle 32 is rotated, the cylinder 28 moves in the cylinder piston 29, the air pressure in the pressurizing cavity 15 rises, at this time, a certain high-pressure state is still maintained in the airbag cavity at the beginning, at this time, the second side edge 10 abuts against the push block 14, under the action of the piston, the air injection rod 21 pushes the second side edge 24, the second side edge 24 is extruded and deformed, meanwhile, the air injection rod 21 is inserted into the airbag cavity, the air enters the airbag cavity through the air passage 22, so that the air pressure in the airbag cavity rises, under the action of the high pressure of the airbag cavity, finally, the inner sealing layer 4 and the window frame sealing layer 7 are separated in advance, the air goes out from between the inner sealing layer 4 and the window frame sealing layer 7, at this time, the air pressure in the airbag cavity is rapidly reduced, the pressure difference between the pressurizing cavity 15 and the airbag cavity is increased, the pressure of the second side edge 10 on the push block is reduced, the push block 14 pushes the second side edge 10, so that the second side edge 10 is extruded and deformed, and the second side edge 10 is separated from the outer sealing layer 5; in conclusion, the second side edge 10 and the outer sealing layer 5 are separated, the inner sealing layer 4 and the window frame sealing layer 7 are separated, and the sealed window can be easily opened.
After the window is opened, the handle is rotated reversely, the air pressure in the pressurizing cavity is reduced, and the push block and the air injection rod 21 are restored to the initial positions.
Claims (5)
1. A sealing window for a micropressure oxygen-enriched ambulance is characterized by comprising a glass component, a window frame matched with the glass component, a door frame and a window frame
The glass assembly comprises inner-layer glass, outer-layer glass and annular laminated glass, wherein the annular laminated glass is positioned between the inner-layer glass and the outer-layer glass and is arranged along the edge of the outer-layer glass, the area of the inner-layer glass is larger than that of the outer-layer glass, the outer edge of the inner-layer glass is provided with an inner-layer chamfer which increases the air tightness of the inner-layer glass when the inner-layer glass moves towards one side of the outer-layer glass, the outer edge of the outer-layer glass is provided with an outer-layer chamfer which increases the air tightness of the outer-layer glass when the outer-layer glass moves towards one side away from the inner-layer glass, the inner-layer chamfer is provided with an inner sealing layer, the inner edge of a window frame is provided with a window frame chamfer matched with the inner-layer chamfer, one side of the window frame close to the outside of the window is fixedly connected with a supporting bulge, the outer sealing layer, the laminated glass and the inner-layer glass form an air bag cavity, the window frame chamfer is provided with a window frame sealing layer which is adhered with the inner sealing layer and the outer sealing layer tightly adhered with the outer sealing layer when the inner sealing layer;
the air bag is matched with the air bag chamber, and comprises a bottom edge attached to the supporting protrusion, a first side edge attached to the chamfer angle of the window frame, a second side edge attached to the outer sealing layer and the laminated glass, a supporting edge positioned between the first side edge and the second side edge, and an air hole positioned on the supporting edge and used for enabling air leaked between the inner sealing layer and the window frame sealing layer to enter the air bag;
the utility model discloses a pressurized cavity, including inlayer glass, outer glass, laminated glass, be equipped with the spout on the laminated glass, spout one end is located the laminated glass inner edge, the spout other end is located the laminated glass outer fringe, sliding connection has the ejector pad in the spout, the one end that the pressurized cavity was kept away from to the ejector pad supports and leans on the second side, the one end that the ejector pad is close to the pressurized cavity is equipped with the piston chamber, sliding connection has the piston in the piston chamber, be equipped with the gas injection spout on the ejector pad, sliding connection has the gas injection pole in the gas injection spout, gas injection pole one end supports and leans on the second side, the gas injection pole other end and piston rigid coupling, the gas injection pole is equipped with the air flue along its axial, the second side includes first branch limit, second branch limit, first branch limit and second branch limit are located the support limit and are relative both sides, first branch limit is located the support limit and is close to base one side, the gas injection pole supports and leans on the second branch, be equipped with the booster mechanism that is used for increasing pressurized cavity internal gas pressure on the glass subassembly.
2. The sealed window of claim 1, wherein the end of the second side edge away from the bottom edge abuts against the inner glass.
3. The sealed window of claim 1 or 2, wherein the upper end of the glass assembly is hinged to the window frame, and the lower end of the glass assembly is fixed with a handle.
4. The sealed window of claim 1, wherein a limiting protrusion is disposed in the pressurizing cavity, the limiting protrusion abuts against one side of the sliding groove close to the pressurizing cavity, and a second limiting protrusion for preventing the piston from sliding out of the piston cavity is disposed at one end of the piston cavity close to the pressurizing cavity.
5. The sealed window of claim 1, wherein the pressurizing mechanism is connected to the inner glass, the pressurizing mechanism comprises a plurality of circular cylinders located on the same virtual circle, the circular cylinders are arranged in an annular array around the center of the virtual circle, each circular cylinder comprises a circular cylinder body, a piston rod, an air outlet, and a restoring spring, the piston rod is connected to the piston rod, the air outlet is located at one end of the piston rod, the restoring spring is located in the cylinder body, the piston rod drives the piston to move towards the side far away from the air outlet, the hand-held handle is fixedly connected to the piston rod, and the inner glass is provided with an air inlet connected to the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010161723.5A CN111391630B (en) | 2020-03-10 | 2020-03-10 | Sealing window for micropressure oxygen-enriched ambulance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010161723.5A CN111391630B (en) | 2020-03-10 | 2020-03-10 | Sealing window for micropressure oxygen-enriched ambulance |
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| Publication Number | Publication Date |
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| CN111391630A CN111391630A (en) | 2020-07-10 |
| CN111391630B true CN111391630B (en) | 2023-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| JPH06127981A (en) * | 1992-03-03 | 1994-05-10 | Fuainiteii Kk | Composite laminated layer glass and window formed by using this glass |
| JPH0725336A (en) * | 1993-07-14 | 1995-01-27 | Nippon Sheet Glass Co Ltd | Window structure |
| CN2937427Y (en) * | 2006-08-11 | 2007-08-22 | 罗青 | Anti-theft alarm window |
| CN101884800A (en) * | 2009-05-12 | 2010-11-17 | 昆山市超声仪器有限公司 | Sealed door for washer-disinfector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0678145U (en) * | 1993-04-14 | 1994-11-01 | 日本板硝子株式会社 | Window plate and window structure using the same |
| JP3130271B2 (en) * | 1997-07-11 | 2001-01-31 | 川崎重工業株式会社 | Window frame structure for high-speed vehicles |
| DE10119315C1 (en) * | 2001-04-19 | 2002-07-25 | Chemetall Gmbh | Insulation glazing unit with emergency opening function, comprises striker bolt unit and airbag located in space between compound glass panes |
| KR100938813B1 (en) * | 2008-06-05 | 2010-01-26 | 현대로템 주식회사 | Driving room window sealing structure for high speed train |
| CA3043384A1 (en) * | 2018-05-17 | 2019-11-17 | Bombardier Inc. | Aircraft cabin window sealed enclosure |
| CN209412091U (en) * | 2019-01-03 | 2019-09-20 | 北京京北华燕玻璃有限公司 | Vacuum glass |
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2020
- 2020-03-10 CN CN202010161723.5A patent/CN111391630B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06127981A (en) * | 1992-03-03 | 1994-05-10 | Fuainiteii Kk | Composite laminated layer glass and window formed by using this glass |
| JPH0725336A (en) * | 1993-07-14 | 1995-01-27 | Nippon Sheet Glass Co Ltd | Window structure |
| CN2937427Y (en) * | 2006-08-11 | 2007-08-22 | 罗青 | Anti-theft alarm window |
| CN101884800A (en) * | 2009-05-12 | 2010-11-17 | 昆山市超声仪器有限公司 | Sealed door for washer-disinfector |
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| Publication number | Publication date |
|---|---|
| CN111391630A (en) | 2020-07-10 |
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