CN213710864U - Civil air defense door with good sealing performance - Google Patents
Civil air defense door with good sealing performance Download PDFInfo
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- CN213710864U CN213710864U CN202022143442.5U CN202022143442U CN213710864U CN 213710864 U CN213710864 U CN 213710864U CN 202022143442 U CN202022143442 U CN 202022143442U CN 213710864 U CN213710864 U CN 213710864U
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- door
- sealing performance
- door body
- inflatable
- air defense
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Abstract
The utility model relates to a people's air defense door especially relates to a people's air defense door that sealing performance is good, including fixing the door frame on the wall body and articulating the door body on the door frame, its characterized in that: the door body with be equipped with seal structure between the door frame, seal structure including set up at the door body towards the door frame close the inflatable packer of one side, set up on the door frame in order to supply the seal groove of inflatable packer embedding and install on the door body in order to carry out gas filled air supply unit to the inflatable packer. The utility model discloses the effect that has good leakproofness.
Description
Technical Field
The utility model relates to a people's air defense door especially relates to a sealing performance is good people's air defense door.
Background
The civil air defense door is a door of an entrance and an exit of a civil protection project. The device has a plurality of classifications, including common single-leaf and double-leaf protective airtight doors and airtight doors; the movable threshold single-leaf and double-leaf protective airtight doors and the airtight doors; a rubber tube type explosion wave-proof valve; a suspended pendulum type explosion wave (shielding) valve; a falling type double-leaf protective airtight door and an airtight door; a two-way stressed double-leaf protective airtight door of the communication port, and the like.
Because of the particularity of civil air defense engineering, the sealing performance of the adopted protective equipment such as a civil air defense door is of great importance, and the prior Chinese utility model patent with the publication number of CN206386030U discloses a civil air defense door which comprises a door frame, a left door plate and a right door plate, one end of each of the left and right door plates is hinged on the door frame, the door frame is provided with a positioning hole, the left door panel and the right door panel are connected with door bolts in a sliding way, the door bolts move along the length direction of the door bolts and penetrate through the positioning holes and are abutted against the inner walls of the positioning holes, a first fixing plate and a second fixing plate are fixed at the edge of the right door plate, a placing groove is formed by the first fixing plate and the second fixing plate, the rubber is fixed in the placing groove, one side of the left door plate, which is close to the right door plate, is connected with a sealing plate in a sliding mode, and the left door plate is connected with a driving rod in a rotating mode.
When closing, the actuating lever rotates and drives the closing plate and contradict the setting with rubber, makes the people's air defense door accomplish sealedly.
The above prior art solutions have the following drawbacks: the sealing plate and the rubber may not be completely attached when the sealing plate is abutted against the rubber due to uneven surfaces, and the overall sealing performance of the civil air defense door is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sealing performance is good people's air defense door, its effect that has good leakproofness.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a people's air defense door that sealing performance is good, is including fixing the door frame on the wall body and articulating the door body on the door frame, the door body with be equipped with seal structure between the door frame, seal structure including set up at the door body towards the door frame close the inflatable packer of one side, set up on the door frame so that the seal groove of inflatable packer embedding and install on the door body in order to carry out gas filled air supply unit to the inflatable packer.
Through adopting above-mentioned technical scheme, when the door body was closed, in the inflatable packer embedding seal groove, mutually supported between inflatable packer and the seal groove, can play preliminary sealed effect, then start the air supply device, make in gaseous entering inflatable packer, along with gaseous the pouring in, inflatable packer can constantly expand, swell and hug closely with the inner wall of seal groove, guarantee the sealing performance between the door body and the door frame.
The utility model discloses can further set up to in a preferred example: the air source device comprises an inflator pump fixed on the door body, a one-way valve arranged on the inflatable cushion and an air pipe connected between the outlet of the inflator pump and the one-way valve.
By adopting the technical scheme, when the inflator pump is started, air is input into the inflatable cushion through the air pipe, and the one-way valve is arranged,
the utility model discloses can further set up to in a preferred example: and an air pressure sensor in communication connection with the PLC is installed in the inflatable cushion.
Through adopting above-mentioned technical scheme, whether the monitoring is insufficient in the inflatable packer, when baroceptor detected that the atmospheric pressure in the inflatable packer is less than the setting value, baroceptor can signal transmission PLC, and at this moment, PLC can control the pump and to the tonifying qi in the inflatable packer, realize the function of real-time tonifying qi.
The utility model discloses can further set up to in a preferred example: the inflatable cushion is formed by sealing and jointing flexible air-impermeable materials.
Through adopting above-mentioned technical scheme, have better ductility, can love better play sealed effect.
The utility model discloses can further set up to in a preferred example: the inflatable cushion is annular, a mounting plate is bonded on one side of the inflatable cushion, and the inflatable cushion is detachably and fixedly connected to the door body through the mounting plate.
Through adopting above-mentioned technical scheme, make things convenient for the staff to dismantle and change inflatable packer.
The utility model discloses can further set up to in a preferred example: the door body is pre-embedded with a plurality of bolts distributed along the outline direction of the sealing gasket, and the mounting plate is fixed on the door body through the bolts and the nuts.
Through adopting above-mentioned technical scheme, during the change, unscrew the nut, then with the mounting panel wholly take off can, simple structure, convenient operation.
The utility model discloses can further set up to in a preferred example: the inflatable cushion is internally and integrally connected with a reinforcing rib which divides the interior of the inflatable cushion into two cavities, and the reinforcing rib is provided with air holes communicated with the two cavities.
Through adopting above-mentioned technical scheme, mainly used strengthens the structural strength of inflatable packer itself, improves life.
The utility model discloses can further set up to in a preferred example: a plurality of rubber bulges are uniformly distributed on the outer wall of the inflatable cushion.
Through adopting above-mentioned technical scheme, when the inflatable packer inflation, the protruding extruded effect of receiving of rubber can fill to tiny pot hole hollow on the seal groove to further improve the leakproofness of the door body and window frame.
To sum up, the utility model discloses a beneficial technological effect does:
1. the civil air defense door has the advantages that the primary sealing effect is achieved through the mutual matching of the air inflation cushion and the sealing groove, then the air inflation cushion is inflated through the air source device, the air inflation cushion is enabled to be expanded and expanded continuously and is attached to the inner wall of the sealing groove, the final sealing is achieved, the two sealing are combined, and the better sealing effect is achieved;
2. whether the air in the inflatable cushion is deficient or not can be monitored in real time by arranging the air pressure sensor, when the air pressure sensor detects that the air pressure in the inflatable cushion is lower than a set value, the air pressure sensor can send a signal to the PLC, and at the moment, the PLC can control the inflation pump to supply air to the inflatable cushion, so that the function of supplying air in real time is realized;
3. the inflatable cushion is detachably fixed on the door body through the mounting plate, so that workers can conveniently detach and replace the inflatable cushion.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view embodying a hinge structure;
FIG. 3 is a schematic view showing the positional relationship among the inflatable cushion, the air source device and the sealing groove when the door body is opened;
FIG. 4 is an enlarged partial schematic view at A of FIG. 3;
FIG. 5 is a sectional view showing the internal structure of the inflatable cushion.
Reference numeral, 1, a door frame; 11. a sealing groove; 12. accommodating grooves; 2. a door body; 3. a hinge structure; 31. a fixing plate; 32. a shaft; 33. a sleeve; 34. an L-shaped plate; 4. an inflatable cushion; 41. reinforcing ribs; 42. a rubber bulge; 5. an air supply device; 51. an inflator pump; 52. a one-way valve; 53. an air tube; 6. mounting a plate; 7. a bolt; 8. and a nut.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Refer to fig. 1 and fig. 2, for the utility model discloses a civil air defense door that sealing performance is good, including door frame 1 and the door body 2, door frame 1 is fixed on the wall body, the door body 2 articulates on door frame 1 through two sets of hinge structures 3, hinge structure 3 includes rigid coupling on door frame 1 lateral wall and the outside a pair of fixed plate 31 that extends of level, the axle 32 of rigid coupling between two fixed plates 31, the cover is established to rotate and is established sleeve 33 and both ends on the axle 32 respectively with the L shaped plate 34 of sleeve 33 lateral wall and the 2 lateral wall rigid couplings of the door body, during the push-and-pull door body 2, the door body 2 can be followed axle 32 and rotated, thereby realize closing and opening.
Referring to fig. 3 and 4, a sealing structure is provided between the door body 2 and the door frame 1 to seal a gap therebetween. The sealing structure comprises an inflatable cushion 4 arranged on one side of the door body 2, which is closed towards the door frame 1, a sealing groove 11 arranged on the door frame 1 and used for embedding the inflatable cushion 4, and an air source device 5 arranged on the door body 2 and used for inflating the inflatable cushion 4; the whole inflatable cushion 4 is of an annular structure, the section of the inflatable cushion 4 after being inflated is similar to a circle, and the shape of the sealing groove 11 is matched with the outer wall of the inflatable cushion 4 after being inflated so as to facilitate better sealing; the air source device 5 comprises an inflator pump 51 fixed on the door body 2, a one-way valve 52 installed on the inflatable cushion 4 and an air pipe 53 connected between an outlet of the inflator pump 51 and the one-way valve 52, the one-way valve 52 is arranged to ensure that air can only enter but not exit, and a yielding notch through which the air pipe 53 passes is formed in the position of the door frame 1 corresponding to the position of the air pipe 53 when the door body 2 is closed.
When the door body 2 is closed, the inflatable cushion 4 is embedded into the sealing groove 11, the inflatable cushion 4 and the sealing groove 11 are mutually matched, a primary sealing effect can be achieved, then the inflator pump 51 is started, gas enters the inflatable cushion 4 through the air pipe 53 and the one-way valve 52, along with the inflow of the gas, the inflatable cushion 4 can be continuously expanded and is tightly attached to the inner wall of the sealing groove 11, and the sealing performance between the door body 2 and the door frame 1 is guaranteed.
Referring to fig. 5, the inflatable cushion 4 is formed by sealing and bonding a flexible air-impermeable material, which may be a Thermoplastic Polyurethane (TPU) composite fabric or other polymer material composite fabric, such as a TPU composite polyester fabric, a TPU composite nylon fabric or other fabric. The TPU composite fabric has the advantages of light weight, environmental protection, weather resistance and the like. The air cushion 4 is internally and integrally connected with a reinforcing rib 41 which divides the interior of the air cushion 4 into two cavities, the reinforcing rib 41 is provided with air holes communicated with the two cavities, and the arrangement of the reinforcing rib 41 is mainly used for enhancing the structural strength of the air cushion 4 and prolonging the service life.
Referring to fig. 3 and 4, in order to further improve the sealing performance between the door body 2 and the window frame, a plurality of rubber protrusions 42 are uniformly distributed on the outer wall of the inflatable cushion 4, and when the inflatable cushion 4 expands, the rubber protrusions 42 are squeezed to fill small depressions on the sealing groove 11.
Still install the baroceptor of being connected with the PLC communication in inflatable packer 4, when baroceptor detected that the atmospheric pressure in inflatable packer 4 is less than the setting value, baroceptor can signal transmission to PLC, and at this moment, PLC can control pump 51 and supply air to inflatable packer 4 in, realizes the function of real-time tonifying air.
In order to facilitate the workers to detach and replace the inflatable cushion 4, a mounting plate 6 is bonded on one side of the inflatable cushion 4, the mounting plate 6 is of a rectangular frame structure, a plurality of bolts 7 distributed along the outline direction of the sealing cushion are pre-embedded in the door body 2, and the mounting plate 6 is fixed on the door body 2 through the bolts 7 and nuts 8.
The surface of the door frame 1 is provided with accommodating grooves 12 corresponding to the positions of the bolts 7 and the nuts 8, and when the door body 1 is closed, the bolts 7 and the nuts 8 are embedded into the accommodating grooves 12, so that the door body 2 is attached to the contact position of the door frame 1.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a sealing performance is good people's air defense door, is including fixing door frame (1) on the wall body and articulating door body (2) on door frame (1), its characterized in that: the door body (2) with be equipped with seal structure between door frame (1), seal structure is including setting up at door body (2) towards door frame (1) close inflatable packer (4) of one side, set up on door frame (1) in order to supply inflatable packer (4) embedded seal groove (11) and install on door body (2) in order to carry out gas filled air supply unit (5) to inflatable packer (4).
2. A civil air defense door with good sealing performance as claimed in claim 1, wherein: the air source device (5) comprises an inflating pump (51) fixed on the door body (2), a one-way valve (52) arranged on the inflating pad (4) and an air pipe (53) connected between the outlet of the inflating pump (51) and the one-way valve (52).
3. A civil air defense door with good sealing performance as claimed in claim 1, wherein: an air pressure sensor in communication connection with the PLC is installed in the inflatable cushion (4).
4. A civil air defense door with good sealing performance as claimed in claim 1, wherein: the inflatable cushion (4) is formed by sealing and jointing flexible air-tight materials.
5. A civil air defense door with good sealing performance as claimed in claim 1, wherein: the inflatable cushion (4) is annular, a mounting plate (6) is bonded on one side of the inflatable cushion, and the inflatable cushion (4) is detachably and fixedly connected to the door body (2) through the mounting plate (6).
6. A civil air defense door with good sealing performance according to claim 5, characterized in that: a plurality of bolts (7) distributed along the profile direction of the sealing gasket are embedded in the door body (2), and the mounting plate (6) is fixed on the door body (2) through the bolts (7) and nuts (8).
7. A civil air defense door with good sealing performance as claimed in claim 1, wherein: the inflatable mattress is characterized in that a reinforcing rib (41) which divides the interior of the inflatable mattress (4) into two chambers is integrally connected in the inflatable mattress (4), and air holes communicated with the two chambers are formed in the reinforcing rib (41).
8. A civil air defense door with good sealing performance as claimed in claim 1, wherein: a plurality of rubber bulges (42) are uniformly distributed on the outer wall of the inflatable cushion (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143442.5U CN213710864U (en) | 2020-09-25 | 2020-09-25 | Civil air defense door with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143442.5U CN213710864U (en) | 2020-09-25 | 2020-09-25 | Civil air defense door with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213710864U true CN213710864U (en) | 2021-07-16 |
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ID=76795503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022143442.5U Active CN213710864U (en) | 2020-09-25 | 2020-09-25 | Civil air defense door with good sealing performance |
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| Country | Link |
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| CN (1) | CN213710864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090491A (en) * | 2023-10-20 | 2023-11-21 | 山东索美特家居科技有限公司 | Door and window with expansion sealing function |
-
2020
- 2020-09-25 CN CN202022143442.5U patent/CN213710864U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090491A (en) * | 2023-10-20 | 2023-11-21 | 山东索美特家居科技有限公司 | Door and window with expansion sealing function |
| CN117090491B (en) * | 2023-10-20 | 2024-01-16 | 山东索美特家居科技有限公司 | Door and window with expansion sealing function |
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