CN220649922U

CN220649922U - Airtight detection device of civil air defense door

Info

Publication number: CN220649922U
Application number: CN202320889067.XU
Authority: CN
Inventors: 朱敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2024-03-22
Anticipated expiration: 2033-04-20

Abstract

The utility model relates to the technical field of detection devices, and discloses an airtight detection device for a civil air defense door, which comprises a first sealing ring plate and a second sealing ring plate, wherein a disassembly structure is arranged on the first sealing ring plate and the second sealing ring plate, a dust removal structure is arranged above the second sealing ring plate, the inner walls of the first sealing ring plate and the second sealing ring plate are fixedly connected with an air duct, and the dust removal structure comprises: the double-headed motor is fixedly arranged at the top of the second sealing ring plate. Through the dust removing structure, most of dust can be blocked through the dust removing shell, and the rotating fan blades can be used for removing dust from the dust removing shell and accelerating the circulation of internal gas; the telescopic ends of the electric telescopic rods sequentially penetrate through the through holes formed in the plates A, B and C, so that the functions of mounting and dismounting the plates A, B and C are realized, and the overhaul is convenient.

Description

Airtight detection device of civil air defense door

Technical Field

The utility model relates to the technical field of detection devices, in particular to a civil air defense door airtight detection device.

Background

The civil air defense door consists of a door frame and a door leaf, wherein the door leaf part also comprises a locking part and a hinge part; the civil air defense door is mainly used for various orifice parts of civil air defense engineering and is used for blocking various destructive factors such as shock waves, biological warfare agents, chemical warfare agents, electromagnetic pulses, shrapnel, early nuclear radiation and the like, so that the maximum allowable air leakage is an important consideration for the service performance of civil air defense equipment.

For example, the Chinese patent publication No. CN216593999U discloses the following technical scheme: the air in the sucker can be conveniently pumped by the air pump through the connecting pipe, so that negative pressure is formed, and the sucker can be stably attached to the door frame; through setting up two support columns, make things convenient for the counter plate to support, make the extension board can be fixed when the transportation, prevent to remove, convenient transportation.

The contrast patent is when the air duct gassing, can't get into the barrier gas from the other end of air duct, consequently can lead to the air duct to carry out the dust entering when extracting the air, leads to the leakproofness relatively poor, detection efficiency reduces. For this reason, we make improvements to the prior art and propose a civil air defense door airtight detection device.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a civil air defense door airtight detection device, which has the advantages that: the dust entering of the air duct when the air is extracted is avoided, the tightness is good, and the detection efficiency is high.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a people's air-tight detection device of air defense door, includes first sealed round board, second sealed round board, be provided with the dismantlement structure on first sealed round board, the second sealed round board, the top of second sealed round board is provided with dust removal structure, the inner wall fixedly connected with air duct of first sealed round board, second sealed round board, dust removal structure includes: the double-end motor, double-end motor fixed mounting is at the top of second sealed round board, two output of double-end motor are two bull stick A of fixedly connected with respectively, two the other end of bull stick A is fixed the cover respectively and is equipped with bevel gear A, the top of second sealed round board is connected with bull stick B through the bearing rotation, bull stick B's the other end fixedly connected with flabellum, bevel gear A and bevel gear B meshing.

Preferably, the dismounting structure comprises: the electric telescopic rod, the outside of a sealed round board is symmetry respectively and fixedly connected with board A, the outside of second sealed round board is symmetry respectively and fixedly connected with board B, the laminating of the top of second sealed round board has dustproof shell, the outside of dustproof shell is symmetry respectively and fixedly connected with board C.

Preferably, the number of the dust removing structures is two, the two dust removing structures are symmetrically arranged at the top of the second sealing ring plate respectively, the fan blades are symmetrically arranged at four corners of the top of the second sealing ring plate respectively, and the fan blades and the dust-proof shell are mutually matched.

Preferably, the through holes are formed in the plates A, B and C, the telescopic ends of the electric telescopic rods sequentially penetrate through the through holes formed in the plates A, B and C, and the electric telescopic rods realize the installation and detachment functions on the plates A, B and C.

Preferably, one end of the air duct extends to the lower side of the first sealing ring plate, the other end of the air duct extends to the space between the dustproof shell and the second sealing ring plate, a proper amount of colored gas is filled into a closed space formed between the air duct and the door frame, and the closed space is pressurized, so that whether gas leakage exists at the other side of the civil air defense door is observed, the air tightness of the civil air defense door is judged, and the set dustproof shell can perform dustproof effect on the air release.

Preferably, the double-end motor and the electric telescopic rod are respectively electrically connected with an external storage battery through wires, and the double-end motor and the control switch of the electric telescopic rod are arranged outside, so that power supply is realized for the double-end motor and the electric telescopic rod through the storage battery, and an operator can conveniently control the double-end motor and the electric telescopic rod through the control switch.

Compared with the prior art, the utility model provides the airtight detection device for the civil air defense door, which has the following beneficial effects:

1. this airtight detection device of people's air defense door through the dust removal structure that sets up, can separate most dust through the dustproof outer shell that sets up, utilizes the flabellum under the rotation to play the effect of dust removal and inside gas circulation with higher speed to dustproof outer shell.

2. This airtight detection device of people's air defense door, through the dismantlement structure that sets up, utilize the flexible end of electric telescopic handle to pass the through-hole of seting up on board A, board B, the board C in proper order to realize the effect of installation dismantlement to board A, board B, the board C, thereby the convenient maintenance.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is a top cross-sectional view of the present utility model.

In the figure: 1. a first seal ring plate; 2. a second sealing ring plate; 3. disassembling the structure; 301. an electric telescopic rod; 302. a plate A; 303. a plate B; 304. a plate C; 305. a dust-proof housing; 4. a dust removal structure; 401. a double-ended motor; 402. a rotating rod A; 403. bevel gear B; 404. a rotating rod B; 405. a fan blade; 406. bevel gears A; 5. and an air duct.

Detailed Description

As shown in fig. 1-3, the utility model provides a civil air defense door airtight detection device, which comprises a first sealing ring plate 1 and a second sealing ring plate 2, wherein a disassembly structure 3 is arranged on the first sealing ring plate 1 and the second sealing ring plate 2, a dust removal structure 4 is arranged above the second sealing ring plate 2, the inner walls of the first sealing ring plate 1 and the second sealing ring plate 2 are fixedly connected with an air duct 5, and the dust removal structure 4 comprises: the double-end motor 401, double-end motor 401 fixed mounting is at the top of second sealed round plate 2, and the two output of double-end motor 401 is two bull stick A402 of fixedly connected with respectively, and the other end of two bull sticks A402 is fixed the cover respectively and is equipped with bevel gear A406, and the top of second sealed round plate 2 is connected with bull stick B404 through the bearing rotation, and the other end fixedly connected with flabellum 405 of bull stick B404, bevel gear A406 and bevel gear B403 meshing.

In this embodiment, through the dust removal structure 4 that sets up, can block most dust through the dust shell 305 that sets up, utilize the flabellum 405 under the rotation to play the effect of dust removal and accelerating inside gas circulation to dust shell 305.

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the dismounting structure 3 comprises: the electric telescopic rod 301, the outside of the first sealing ring plate 1 is respectively symmetrical and fixedly connected with a plate A302, the outside of the second sealing ring plate 2 is respectively symmetrical and fixedly connected with a plate B303, the top of the second sealing ring plate 2 is attached with a dustproof shell 305, the outside of the dustproof shell 305 is respectively symmetrical and fixedly connected with a plate C304, the plates A302, B303 and C304 are respectively provided with through holes, the telescopic ends of the electric telescopic rod 301 sequentially pass through the through holes formed on the plates A302, B303 and C304, the installation and disassembly effects are realized on the plates A302, B303 and C304 through the telescopic ends of the electric telescopic rod 301, one end of the air duct 5 extends to the lower part of the first sealing ring plate 1, the other end of the air duct 5 extends to the position between the dustproof shell 305 and the second sealing ring plate 2, a proper amount of colored gas is filled into a closed space formed between the opposite plates and a door frame through the air duct 5 and is pressurized, observe whether there is gas leakage in people's air defense door opposite side to judge the gas tightness of people's air defense door, can carry out dirt-proof effect to the gassing through the dustproof outer shell 305 that sets up, dust collection structure 4's quantity is two, and two dust collection structure 4 symmetry sets up the top at second sealed round plate 2 respectively, flabellum 405 symmetry sets up the top four corners department at second sealed round plate 2 respectively, flabellum 405 and dustproof outer shell 305 mutually support and set up, stud motor 401, electric telescopic handle 301 pass through electric wire and external battery electric connection respectively, and the outside is provided with stud motor 401, electric telescopic handle 301's control switch, the battery through setting up realizes the power supply for stud motor 401, electric telescopic handle 301, the convenient operating personnel of control stud motor 401, electric telescopic handle 301 through the control switch that sets up.

In this embodiment, through the dismounting structure 3 that sets up, utilize the flexible end of electric telescopic handle 301 to pass the through-hole of seting up on board A302, board B303, the board C304 in proper order to realize the effect of installation dismantlement to board A302, board B303, the board C304, thereby the convenient maintenance.

The working principle of the air tightness detection device for the civil air defense door is specifically described below.

As shown in fig. 1-3, firstly, a civil air defense door airtight detection device is placed at a corresponding working position, then, whether all parts of a confirmation device work normally is checked, whether the electric quantity of a storage battery is sufficient is checked, the device can be used after the checking is finished, when the device is used, a proper amount of colored gas is filled into a closed space formed between an air guide pipe 5 and a vertical plate and is pressurized, whether gas leakage exists on the other side of the civil air defense door is observed, so that the tightness of the civil air defense door is judged, the dust prevention effect can be carried out on the air leakage through the arranged dustproof shell 305, the telescopic end of an electric telescopic rod 301 sequentially passes through holes formed in the plate A302, the plate B303 and the plate C304, so that the installation and detachment effect can be realized on the plate A302, the plate B303 and the plate C304, the double-headed motor 401 is started, the output end of the double-headed motor 401 drives two rotary rods A402 to rotate respectively, the two rotary rods A406 are driven to rotate respectively, the bevel gears A406 are driven to rotate through meshing of the bevel gears A406 and the bevel gears A406 with the bevel gears B403, the bevel gears B403 are driven to rotate respectively, the bevel gears B403 are driven to rotate, the bevel gears B403 is driven to rotate, and the dust prevention effect is driven by the bevel gears B403 to rotate and the shell to rotate to realize dust prevention effect.

Claims

1. The utility model provides a people's air defense door airtight detection device, includes first sealed round board (1), second sealed round board (2), its characterized in that: the utility model discloses a dust removal structure, including sealed round board (1), sealed round board (2), be provided with dismantlement structure (3) on sealed round board (1), second, the top of sealed round board (2) is provided with dust removal structure (4), the inner wall fixedly connected with air duct (5) of sealed round board (1), second (2), dust removal structure (4) include: the double-end motor (401), double-end motor (401) fixed mounting is at the top of second sealed round board (2), two output of double-end motor (401) are two bull stick A (402) of fixedly connected with respectively, two the other end of bull stick A (402) is fixed the cover respectively and is equipped with bevel gear A (406), the top of second sealed round board (2) is connected with bull stick B (404) through the bearing rotation, the other end fixedly connected with flabellum (405) of bull stick B (404), bevel gear A (406) and bevel gear B (403) meshing.

2. The air tightness detection device for civil air defense doors according to claim 1, wherein: the dismounting structure (3) comprises: the electric telescopic rod (301), the outside of a sealed round board is symmetry respectively and fixedly connected with board A (302), the outside of second sealed round board (2) is symmetry respectively and fixedly connected with board B (303), the laminating of the top of second sealed round board (2) has dust cover (305), the outside of dust cover (305) is symmetry respectively and fixedly connected with board C (304).

3. The air tightness detection device for civil air defense doors according to claim 2, wherein: the number of the dust removing structures (4) is two, the two dust removing structures (4) are symmetrically arranged at the top of the second sealing ring plate (2) respectively, the fan blades (405) are symmetrically arranged at four corners of the top of the second sealing ring plate (2) respectively, and the fan blades (405) and the dust-proof shell (305) are mutually matched.

4. The air tightness detection device for civil air defense doors according to claim 2, wherein: through holes are formed in the plate A (302), the plate B (303) and the plate C (304), and the telescopic ends of the electric telescopic rods (301) sequentially penetrate through the through holes formed in the plate A (302), the plate B (303) and the plate C (304).

5. A civil air defense door airtight detection apparatus as defined in claim 3 wherein: one end of the air duct (5) extends to the lower part of the first sealing ring plate (1), and the other end of the air duct (5) extends to the space between the dustproof shell (305) and the second sealing ring plate (2).

6. The air tightness detection device for civil air defense doors according to claim 2, wherein: the double-headed motor (401) and the electric telescopic rod (301) are respectively and electrically connected with an external storage battery through wires, and control switches of the double-headed motor (401) and the electric telescopic rod (301) are arranged outside the double-headed motor.