CN108756652B - Self-locking double-layer civil air defense door device - Google Patents
Self-locking double-layer civil air defense door device Download PDFInfo
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- CN108756652B CN108756652B CN201810529373.6A CN201810529373A CN108756652B CN 108756652 B CN108756652 B CN 108756652B CN 201810529373 A CN201810529373 A CN 201810529373A CN 108756652 B CN108756652 B CN 108756652B
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- 230000007123 defense Effects 0.000 title claims abstract description 172
- 239000004576 sand Substances 0.000 claims abstract description 83
- 230000000903 blocking effect Effects 0.000 claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 13
- 239000004575 stone Substances 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 118
- 229910052742 iron Inorganic materials 0.000 claims description 59
- 230000003014 reinforcing effect Effects 0.000 claims description 38
- 239000004519 grease Substances 0.000 claims description 9
- 230000001050 lubricating effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 208000032140 Sleepiness Diseases 0.000 description 1
- 206010041349 Somnolence Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000037321 sleepiness Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7007—Door leaves with curved, e.g. cylindrical or oval cross-section
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
- E21F17/12—Dam doors
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B2003/7049—Specific panel characteristics
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- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a self-locking double-layer civil air defense door device, which comprises a civil air defense door, a heat conduction oil circulating system, a civil air defense channel, a sand blocking system and a control system, wherein the heat conduction oil circulating system is arranged in the civil air defense door; the civil air defense door comprises a main door and an auxiliary door which can be combined, and a self-locking system is arranged at the joint of the main door and the auxiliary door; the main door and the auxiliary door are arranged in the civil air defense channel; the outward side of the auxiliary door is protruded in a circular arc shape; the main door and the auxiliary door are internally provided with honeycomb cavities and heat conduction oil paths and are connected with the heat conduction oil circulation system; the civil air defense passage comprises a main passage and an auxiliary passage which are vertically arranged; a communication channel is arranged between the main channel and the auxiliary channel; the sand blocking system comprises a sand storage tank and a sand lifting track; the sand storage tank is arranged above the civil air defense channel, and sand and stones are stored in the sand storage tank; the sand lifting track is communicated with the main channel and the auxiliary channel. The invention has smart structural design, can fully reduce the weight of the civil air defense system, can ensure the strength of the civil air defense system, enhances the heat dissipation in a heat conduction mode, and is suitable for various civil air defense channels.
Description
Technical Field
The invention belongs to the technical field of civil air defense doors, and particularly relates to a self-locking double-layer civil air defense door device.
Background
The entrance and exit of the civil air defense passageway are generally provided with civil air defense doors which are used for blocking external invasion and playing a role of defense in wartime. General civil air defense doors are all made of reinforced concrete or steel materials, are of planar straight plate structures and can block certain impact. However, the traditional civil air defense door structure has larger self weight and brings inconvenience to manual operation; meanwhile, when the plane is impacted, the stress strength and the stress area are the maximum, and once the impact force is too large or the plane is impacted for many times, the door body is possibly damaged; when the fire is attacked by a combustion bomb, a flame gun and the like or is burnt by general fire, the structural stability of the civil air defense door can be influenced by overhigh temperature of the door body, and people behind the door can be injured when approaching or contacting the door body; in a general civil air defense passage, once a civil air defense door is damaged and cannot be opened, refugees inside the passage are trapped, and an outlet is needed to be arranged additionally to prevent the trapping.
The chinese utility model patent application with publication patent number CN201520570690.4 discloses a people's air defense door protecting against shock structure, which belongs to the people's air defense door field. The utility model discloses a well civil air defense door's the inboard of door leaf panel constitutes enclosed construction with the entry end cooperation of passageway, and the outside of door leaf panel is established to receiving the impact face, is equipped with integral type arc structure on the impact face that receives of door leaf panel, and the initial point at arc structure both ends is located the inboard that receives the impact face both ends.
In the above technical solution, the following disadvantages exist: firstly, the design is that an arc-shaped structure is simply arranged on the civil air defense door, so that the weight of the civil air defense door is increased, and inconvenience is brought to manual operation; secondly, the impact can be slowed down only, once the fire burns, the whole door body is high in temperature, and the impact on people behind the door can be caused; and thirdly, only the person is blocked by the person-preventing door, so that more protection cannot be provided for the person to be avoided.
Disclosure of Invention
In order to solve the problems, the invention provides a self-locking double-layer people's air defense door device. The device greatly improves the impact resistance of the civil air defense door through the design of the double-layer civil air defense door combination, the arc auxiliary door and the sand blocking system; meanwhile, the form of matching the honeycomb cavity with the heat conduction oil circulating system is adopted, so that the dead weight of the civil air defense door is reduced, the heat on the door can be taken away quickly, and the safety protection effect is achieved; in the invention, the civil air defense channel has the design of the main channel and the auxiliary channel, so that the safety of personnel can be further ensured, and the risk of the personnel getting trapped is reduced. The invention has the advantages of ingenious structural design, good weight reduction effect and high impact strength, has excellent heat dissipation and sleepiness prevention functions, and is very suitable for civil air defense workers in wartime.
The technical scheme of the invention is as follows:
a self-locking double-layer civil air defense door device comprises a civil air defense door, a heat conduction oil circulating system, a civil air defense channel, a sand blocking system and a control system; the civil air defense door comprises a main door and an auxiliary door; the main door is provided with a connecting sleeve, an end cap, a hinge I and a telescopic block; the connecting sleeve is arranged at the center of the main door and is connected with the main door in an arc way; the end part of the connecting sleeve is opened, the interior of the connecting sleeve is hollow, and lubricating grease is arranged in the connecting sleeve; four groups of hemispherical fixing grooves are annularly arrayed on the inner surface of the connecting sleeve; each group of the hemispherical fixing grooves is provided with two groove positions; a buffer spring I is arranged around the hemisphere fixing groove; a heat conduction oil main inlet pipe and a heat conduction oil main outlet pipe are arranged inside the main door; the end parts of the heat conduction oil inlet pipe and the heat conduction oil inlet pipe are respectively provided with a soft movable connector; the end cap is in a bullet shape and is tightly fixed at the end part of the connecting sleeve in a threaded connection mode to cover and shield the opening at the end part of the connecting sleeve; one end of the hinge I is connected to the main door, and the other end of the hinge I is inserted into a wall body fixed beside the civil air defense door; the telescopic blocks are arranged at the top and the bottom of the main door and connected with telescopic devices; a hinge II is arranged on the side surface of the auxiliary door; one end of the hinge II is connected with the auxiliary door, and the other end of the hinge II is inserted into a wall body fixed beside the civil air defense door; the outward side of the auxiliary door is arc-shaped, the inward side of the auxiliary door is a straight circular surface, and a connecting column is arranged in the center of the auxiliary door; the connecting column is hollowed, the end part of the connecting column is opened and is in a smooth arc shape, and an end cover is sleeved at the end part opening of the connecting column; the connecting column comprises an outer column, a fixed iron ball, a connecting spring, an inner column, a rotary lock column, a heat conduction oil auxiliary inlet pipe, a heat conduction oil auxiliary outlet pipe, a fixed iron ball avoiding hole and a self-locking system; the outer column is the outermost layer of the connecting column; the inner column is sleeved in the outer column; the rotary lock cylinder is sleeved in the inner cylinder; fixed iron ball avoidance holes are formed in the outer column and the inner column; the fixed iron ball is arranged between the outer column and the inner column; the fixed iron ball and the fixed iron ball avoiding hole correspond to the position of the hemisphere fixing groove on the connecting sleeve; the diameter of the fixed iron ball is smaller than that of the fixed iron ball avoiding hole; one end of the connecting spring is connected with the fixed iron ball, and the other end of the connecting spring is connected to the inner surface of the outer column; four arc-shaped locking grooves are formed in the rotary locking column; the fixed iron ball is sleeved in the arc-shaped locking groove; the heat-conducting oil auxiliary inlet pipe and the heat-conducting oil auxiliary outlet pipe are arranged in the rotary lock cylinder; the tail part of the rotary lock cylinder is connected with a hydraulic motor; the diameter of the connecting column is smaller than that of an opening at the end part of the connecting sleeve; buffer springs II are arranged near the bottom of the connecting column and at the bottom of the connecting sleeve; lubricating grease is coated on the fixed iron ball and the arc-shaped locking groove; the self-locking system comprises a locking block avoiding hole, a locking block, a locking sleeve, a locking spring and an electromagnet; the lock block avoidance holes are distributed on the inner column; a fixed iron ball is arranged between every two adjacent lock block avoiding holes at intervals; an electromagnetic coil is arranged inside the electromagnet and is arranged on the outer column opposite to the lock block avoiding hole; one end of the lock sleeve is connected to the lock block avoiding hole, and the other end of the lock sleeve is connected with the electromagnet; the locking block is arranged inside the lock sleeve; one end of the locking spring is connected with the locking block, and the other end of the locking spring is fixed on the electromagnet; the heat conduction oil circulating system is provided with a honeycomb cavity and a heat conduction oil way; the honeycomb cavity and the oil way are distributed inside the civil air defense door in a penetrating way; the sand blocking system is arranged in front of an entrance of the civil air defense door; the civil air defense passageway is arranged underground, and the civil air defense door is arranged in the civil air defense passageway; the control system is established based on a PLC; and the civil air defense door, the heat conduction oil circulating system, the civil air defense channel and the sand blocking system are all connected with the control system. Opening the end cap on the main door and the end cover on the auxiliary door, and closing the auxiliary door through the hinge II; at the moment, the connecting column is sleeved in the connecting sleeve; the hydraulic motor drives the rotary lock cylinder to rotate, and the fixed iron ball originally arranged on the arc-shaped lock groove also rotates along with the rotary lock cylinder; when the fixed iron ball touches the edge of the fixed iron ball avoiding hole on the outer column, the fixed iron ball avoiding hole cannot rotate continuously, and the fixed iron ball avoiding hole is ejected out of the rotary lock column and enters the hemisphere fixing groove; at the moment, the rotary lock column stops rotating, and the fixed iron ball is clamped between the connecting column and the connecting sleeve, so that the main door and the auxiliary door are firmly locked and connected together; at the moment, the heat conduction oil main inlet pipe and the heat conduction oil main outlet pipe are respectively sleeved with the heat conduction oil auxiliary inlet pipe and the heat conduction oil auxiliary outlet pipe through soft movable connectors; when the civil air defense door is impacted, the buffer spring I and the buffer spring II play a role in shock absorption, the auxiliary door can incline aside under the action of the lubricating grease, the arc-shaped end surface of the connecting column and the arc surface of the fixed iron ball, a certain force unloading function is realized, and the inclined movement of the auxiliary door can also ensure that the connection of the heat conduction oil main inlet pipe and the heat conduction oil main outlet pipe and the heat conduction oil auxiliary inlet pipe and the heat conduction oil auxiliary outlet pipe is not influenced by the soft movable connector; the connecting spring plays a role in assisting in fixing and fixing the iron ball; the hinge I and the hinge II are used for fixing and supporting the opening and closing of the main door and the auxiliary door; the telescopic blocks can extend into the concrete walls at the upper end and the lower end of the civil air defense door, so that the sealing effect is enhanced; the end cap is in a bullet shape, so that the connecting sleeve on the main door cannot be easily damaged by strong impact under the condition that the auxiliary door is not closed; the outward side of the auxiliary door is arc-shaped, so that the impact force area and the impact force can be reduced by utilizing the inclination of the arc surface when the auxiliary door resists high-force impact, and the strength of the civil air defense door is enhanced; when the main door and the auxiliary door are combined together, the rotary lock column ejects out the fixed iron ball; at the moment, the locking spring pushes the locking block out of the locking block avoiding hole; the locking block is clamped in the locking block avoiding hole and props against the rotary locking column, so that the rotary locking column cannot rotate; when the main door and the auxiliary door are separated, an electromagnetic coil in the electromagnet is electrified, and the locking block is sucked back into the lock sleeve; the rotary lock cylinder can be rotated and unlocked at the moment.
Furthermore, the heat conduction oil circulating system is also provided with an oil storage tank, an oil inlet pump, an oil outlet pump, a reinforcing rib I, a jumper pipe I, a side pipe I, a reinforcing rib II, a jumper pipe II, a side pipe II and a supporting column; the oil storage tank is arranged above the civil air defense channel, and heat conduction oil is stored in the oil storage tank; the oil inlet pump and the oil outlet pump are arranged at the outlet and the inlet of the oil storage tank and are respectively connected with a main heat conduction oil inlet pipe and a main heat conduction oil outlet pipe in the main door; the honeycomb cavity is of a small regular pentagonal hollow honeycomb structure and is tightly arranged inside the main door and the auxiliary door; every three adjacent rows of the honeycomb cavities form a row of vacant sites; the heat conduction oil circuit is arranged in a vacancy between every three rows of honeycomb cavities; the reinforcing ribs I and the reinforcing ribs II are of crossed steel bar structures and are arranged inside the main door and the auxiliary door; the jumper tube I and the jumper tube II penetrate through the reinforcing rib I and the reinforcing rib II and are connected with heat conduction oil ways on two sides of the reinforcing rib I and the reinforcing rib II; the side pipe I and the side pipe II are respectively arranged at the inner edges of the main door and the auxiliary door and are connected with the heat-conducting oil main outlet pipe and the heat-conducting oil auxiliary outlet pipe; the support column is arranged in the honeycomb cavity, and two ends of the support column respectively support the inner walls of the door plates of the main door and the auxiliary door. When the civil defense door is roasted at a high temperature, the oil inlet pump is started, and heat conduction oil is injected into the main door from the oil storage tank through the heat conduction oil main inlet pipe; the heat conduction oil enters the center of the main door, flows to the inner part of the surrounding honeycomb cavity through the heat conduction oil path, crosses the reinforcing rib I through the jumper tube I, flows into the side tube I, and finally flows back to the oil storage tank from the heat conduction oil main outlet pipe under the action of the oil outlet pump; the heat conducting oil flowing rapidly can rapidly take away heat on the civil air defense door, and the temperature on the civil air defense door is reduced; when the auxiliary door is combined with the main door, the heat conduction oil is introduced into the heat conduction oil auxiliary inlet pipe from the heat conduction oil main inlet pipe through the soft movable connector, enters the honeycomb cavity of the auxiliary door, sequentially passes through the heat conduction oil path, the jumper pipe II, the side pipe II, the heat conduction oil auxiliary outlet pipe and the heat conduction oil main outlet pipe, and flows back to the oil storage tank; the reinforcing rib I, the reinforcing rib II and the supporting column are used for enhancing the strength of the civil air defense door.
Furthermore, the civil air defense channel comprises a main channel, an auxiliary channel, a communication channel, a shakeout channel, a hidden door, a wheel carrier, a roller, a hidden door track and a hidden door avoiding cavity; the main channel is a common civil air defense channel; the auxiliary channel is arranged right below the main channel; the communication channel is arranged behind the civil air defense door and is connected with the auxiliary channel from the main channel downwards in an inclined mode; the shakeout channel is arranged in front of the civil air defense door and is connected with the auxiliary channel from the main channel downwards in an inclined mode; the blank door is arranged at the inlets of the communicating channel and the shakeout channel; the wheel carrier is arranged at the bottom of the hidden door and connected with the roller; the hidden door avoiding cavity is arranged on the side surface of the hidden door; one part of the hidden door track is arranged in the hidden door avoiding cavity, and the other part of the hidden door track extends into the communicating channel and the shakeout channel; the part of the hidden door track extending out of the hidden door avoiding cavity is bent upwards by a small section and then returns to be straight; the roller is sleeved in the hidden door track; and sealing ports corresponding to the telescopic blocks are respectively formed on the inner walls of the civil air defense channels opposite to the upper end and the lower end of the civil air defense door. The roller moves on the bent hidden door track to open the hidden door; people can enter the communication channel from the hidden door, so that people can go to and from the main channel and the auxiliary channel to play a role in preventing encumbering; the wheel carrier plays a role in connecting and supporting the hidden door and the roller; the hidden door avoidance hole has the function of avoiding the hidden door so that the hidden door can be normally opened; the joints between the hidden door and the main channel and the auxiliary channel are tight and hidden; the sealing opening formed in the inner wall of the civil air defense channel just enables the telescopic block to stretch into the civil air defense channel, and the sealing effect of the civil air defense door is enhanced.
Furthermore, the sand blocking system comprises a sand storage tank, a sand lifting track, a spiral lifter and a gravel area; the sand storage tank is arranged above the civil air defense channel, and sand and stones are stored in the sand storage tank; the opening edge of the sand storage groove is inclined downwards and faces the main channel; the gravel area is arranged on one side of the interior of the sand storage tank, and gravel is stored in the gravel area; the sand lifting track is arranged on the side wall of the civil air defense channel and is close to the civil air defense door; the sand lifting track penetrates through the main channel and the auxiliary channel; the spiral elevator is arranged in the sand extracting track; the gravel area is arranged at the inner side end of the sand storage tank. When large impact is met or a fire occurs outside the civil air defense door, the sand storage tank is opened, a large amount of sand falls into the civil air defense channel from the upper part, and the civil air defense channel is filled with the sand, so that the impact is blocked or the fire is extinguished; the gravel in the gravel area falls on the edge of the gravel, so that the effects of limiting the flow of the gravel and enhancing the blocking capability are achieved; under the condition of relieving the danger, if refugees want to go out of the main channel, a hidden door on the shakeout channel is opened, sand and stones quickly fall into the auxiliary channel below, and the people can normally pass through the main channel; or starting a spiral elevator in the sand lifting track, conveying sand back to the sand storage tank and then discharging the sand from the main channel; the spiral elevator can also convey the sand in the auxiliary channel back to the sand storage tank.
Further, temperature sensors are arranged on the civil air defense door and the heat conduction oil circulating system; pressure sensors are arranged on the civil air defense door, the civil air defense channel and the sand blocking system; and the temperature sensor and the pressure sensor are both connected with the control system. The temperature sensor can sense the temperature on the civil air defense door, control the automatic start of the heat-conducting oil circulating system, and also control the rotating speed of the oil inlet pump and the oil outlet pump, thereby improving the heat-conducting efficiency of the heat-conducting oil circulating; and when the pressure sensor can detect that the pressure on the civil air defense door and the civil air defense channel is too large, the sand storage tank is controlled to be opened.
Compared with the prior art, the invention has the advantages that:
1. the invention changes the civil air defense door into a double-layer structure through the combination form of the main door and the auxiliary door, and the clearance, the buffer spring and the self-locking system are arranged at the combination position of the main door and the auxiliary door, so that the auxiliary door can generate angular deviation along with the impact force when being impacted, thereby greatly improving the impact resistance capability of the civil air defense door, simultaneously strengthening the connection strength between the main door and the auxiliary door and ensuring that the auxiliary door can not easily fall off from the main door.
2. The auxiliary door is of a convex arc structure, and when the auxiliary door is impacted by the impact waves of guided missiles and the like, the auxiliary door is not completely stressed like the traditional flat civil air defense door, but partial impact force is removed by utilizing the arc surface, so that the impact resistance is enhanced.
3. According to the invention, through the design of the honeycomb cavity, the internal structure of the civil air defense door is changed, the quality of the traditional civil air defense door is reduced, and meanwhile, the strength of the civil air defense door is ensured by matching with the reinforcing ribs and the supporting columns.
4. According to the invention, through the design that the heat conduction oil circulation system is matched with the inner honeycomb cavity structure of the civil air defense door, the heat on the door can be taken away rapidly, the problem that the structural stability of the door body is influenced due to overhigh temperature when the civil air defense door is attacked by fire is avoided, and meanwhile, people behind the door are prevented from being scalded when approaching or contacting the door body.
5. According to the invention, through the design of the main channel and the auxiliary channel and the matching of the concealed hidden doors which are opened in a sliding manner, a plurality of outlets of the civil air defense channel are realized, and when one civil air defense door is damaged or the main channel is blocked, personnel can escape from the auxiliary channel.
6. The sand blocking system can store sand and stone in the sand storage tank above the civil air defense passageway, once the civil air defense passageway is subjected to huge impact, the sand blocking system can be opened, a thick and heavy barrier consisting of sand and stone is sprayed in the civil air defense passageway in front of the civil air defense door, impact is isolated, meanwhile, the sand blocking system can also be used for extinguishing fire, and the protection effect of the civil air defense passageway is greatly enhanced; after the danger is relieved, the sand lifting track lifts the sand back to the sand storage tank.
7. The anti-impact capability of the civil air defense door is greatly improved through the design of the double-layer civil air defense door combination, the arc auxiliary door and the sand blocking system; meanwhile, the form of matching the honeycomb cavity with the heat conduction oil circulating system is adopted, so that the dead weight of the civil air defense door is reduced, the heat on the door can be taken away quickly, and the safety protection effect is achieved; in the invention, the civil air defense channel has the design of the main channel and the auxiliary channel, so that the safety of personnel can be further ensured, and the risk of the personnel getting trapped is reduced.
Drawings
Fig. 1 is an overall schematic view of the apparatus.
Figure 2 is a three-dimensional view of a civil air defense door structure.
Fig. 3 is a cross-sectional view I of the connecting sleeve and the connecting column.
Fig. 4 is a sectional view of the connecting sleeve and the connecting column.
Fig. 5 is a three-dimensional view of a connecting column.
Fig. 6 is a sectional view of the main door.
Fig. 7 is a sectional view of the sub-door.
Fig. 8 is a schematic view of a honeycomb cavity structure.
Fig. 9 is a schematic view of a blank door structure.
Part names and serial numbers in the figure:
the civil air defense door comprises a civil air defense door 1, a heat conduction oil circulating system 2, a civil air defense channel 3, a sand blocking system 4, a main door 5, an auxiliary door 6, a connecting column 7, a connecting sleeve 8, an end cap 9, a hinge I10, a hinge II 11, a telescopic block 12, a hemisphere fixing groove 13, a buffer spring I14, an outer column 15, a fixing iron ball 16, a connecting spring 17, an inner column 18, a rotary locking column 19, a heat conduction oil auxiliary inlet pipe 20, a heat conduction oil auxiliary outlet pipe 21, a reinforcing rib I22, a honeycomb cavity 23, a heat conduction oil way 24, a jumper pipe I25, a side pipe I26, a reinforcing rib II 27, a jumper pipe II 28, a side pipe II 29, a buffer spring II 30, a soft movable connector 31, an oil inlet pump 32, an oil outlet pump 33, a sand storage tank 34, a sand lifting rail 35, a spiral elevator 36, a main channel 37, a hidden door 38, a wheel carrier 39, a roller 40, a hidden door rail 41, a communication channel 42, a hidden door avoiding cavity 43, an oil storage tank 44, a crushed stone area 45, a heat conduction oil inlet pipe 46, The device comprises a main heat conduction oil outlet pipe 47, an end cover 48, a fixed iron ball avoiding hole 49, an arc-shaped locking groove 50, a hydraulic motor 51, a support column 52, an auxiliary channel 53, a shakeout channel 54, a self-locking system 55, a locking block avoiding hole 56, a locking block 57, a locking sleeve 58, a locking spring 59, an electromagnet and an electromagnet 60.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1:
as shown in the attached drawings of the specification, the self-locking double-layer civil air defense door device comprises a civil air defense door 1, a heat conduction oil circulating system 2, a civil air defense channel 3, a sand blocking system 4 and a control system; the civil air defense door 1 comprises a main door 5 and an auxiliary door 6; the main door 5 is provided with a connecting sleeve 8, an end cap 9, a hinge I10 and a telescopic block 12; the connecting sleeve 8 is arranged at the center of the main door 5 and is connected with the main door 5 in an arc shape; the end part of the connecting sleeve 8 is open, the interior of the connecting sleeve is hollow, and lubricating grease is arranged in the connecting sleeve; four groups of hemispherical fixing grooves 13 are annularly arrayed on the inner surface of the connecting sleeve 8; each group of the hemisphere fixing grooves 13 is provided with two groove positions; a buffer spring I14 is arranged around the hemisphere fixing groove 13; a heat conduction oil main inlet pipe 46 and a heat conduction oil main outlet pipe 47 are arranged inside the main door 5; the end parts of the heat conduction oil main inlet pipe 46 and the heat conduction oil main outlet pipe 47 are respectively provided with a soft movable connector 31; the end cap 9 is in a bullet shape, is tightly fixed at the end part of the connecting sleeve 8 in a threaded connection mode, and covers and shields the opening at the end part of the connecting sleeve 8; one end of the hinge I10 is connected to the main door 5, and the other end of the hinge I is inserted into and fixed in a wall body beside the civil air defense door 1; the telescopic blocks 12 are arranged at the top and the bottom of the main door 5 and are connected with telescopic devices; a hinge II 11 is arranged on the side surface of the auxiliary door 6; one end of the hinge II 11 is connected with the auxiliary door 6, and the other end of the hinge II is inserted into a wall body fixed beside the civil air defense door 1; the outward side of the auxiliary door 6 is arc-shaped, the inward side is a straight circular surface, and the center is provided with a connecting column 7; the connecting column 7 is hollowed, the end part of the connecting column is open and is in a smooth arc shape, and an end cover 48 is sleeved at the end part of the connecting column 7; the connecting column 7 comprises an outer column 15, a fixed iron ball 16, a connecting spring 17, an inner column 18, a rotary locking column 19, a heat conduction oil auxiliary inlet pipe 20, a heat conduction oil auxiliary outlet pipe 21, a fixed iron ball avoiding hole 49 and a self-locking system 55; the outer column 15 is the outermost layer of the connecting column 7; the inner column 18 is sleeved in the outer column 15; the rotary lock cylinder 19 is sleeved in the inner cylinder 18; the outer column 15 and the inner column 18 are both provided with fixed iron ball avoiding holes 49; the fixed iron ball 16 is arranged between the outer column 15 and the inner column 18; the fixed iron ball 16 and the fixed iron ball avoiding hole 49 correspond to the hemisphere fixing groove 13 on the connecting sleeve 8; the diameter of the fixed iron ball 16 is smaller than that of the fixed iron ball avoiding hole 49; one end of the connecting spring 17 is connected with the fixed iron ball 16, and the other end of the connecting spring is connected to the inner surface of the outer column 15; four arc-shaped locking grooves 50 are formed in the rotary locking column 19; the fixed iron ball 16 is sleeved in the arc-shaped locking groove 50; the heat conduction oil auxiliary inlet pipe 20 and the heat conduction oil auxiliary outlet pipe 21 are arranged in the rotary lock cylinder 19; a hydraulic motor 51 is connected to the tail part of the rotary lock cylinder 19; the diameter of the connecting column 7 is smaller than the diameter of the opening at the end part of the connecting sleeve 8; buffer springs II 30 are arranged near the bottom of the connecting column 15 and at the bottom of the connecting sleeve 8; lubricating grease is coated on the fixed iron ball 16 and the arc-shaped locking groove 50; the self-locking system 55 comprises a locking block avoiding hole 56, a locking block 57, a locking sleeve 58, a locking spring 59 and an electromagnet 60; the block relief holes 56 are arranged on the inner post 18; a fixed iron ball 16 is arranged between every two adjacent lock block avoiding holes 56 at intervals; an electromagnetic coil is arranged inside the electromagnet 60 and is arranged on the outer column 15 opposite to the locking block avoiding hole 56; one end of the lock sleeve 58 is connected to the lock block avoiding hole 56, and the other end is connected to the electromagnet 60; the locking block 57 is arranged inside the lock sleeve 58; one end of the locking spring 59 is connected with the locking block 57, and the other end is fixed on the electromagnet 60; the heat conduction oil circulating system 2 is provided with a honeycomb cavity 23 and a heat conduction oil path 24; the honeycomb cavity 23 and the oil path 24 are distributed in the civil air defense door 1 in a penetrating way; the sand blocking system 3 is arranged in front of an entrance of the civil air defense door 1; the civil air defense passageway 3 is arranged underground, and the civil air defense door 1 is arranged in the civil air defense passageway 3; the control system is established based on a PLC; and the civil air defense door 1, the heat conduction oil circulating system 2, the civil air defense channel 3 and the sand blocking system 4 are all connected with a control system.
The heat conduction oil circulating system 2 is also provided with an oil storage tank 44, an oil inlet pump 32, an oil outlet pump 33, a reinforcing rib I22, a jumper tube I25, a side tube I26, a reinforcing rib II 27, a jumper tube II 28, a side tube II 29 and a support pillar 52; the oil storage tank 44 is arranged above the civil air defense channel 3, and heat conduction oil is stored in the oil storage tank; the oil inlet pump 32 and the oil outlet pump 33 are arranged at the outlet and the inlet of the oil storage tank 44 and are respectively connected with a main heat conduction oil inlet pipe 46 and a main heat conduction oil outlet pipe 47 in the main door 5; the honeycomb cavity 23 is a small regular pentagonal hollow honeycomb structure and is closely arranged inside the main door 5 and the auxiliary door 6; every three adjacent rows of the honeycomb cavities 23 are vacant; the heat conduction oil path 24 is arranged in the vacant space between every three rows of honeycomb cavities 23; the reinforcing ribs I22 and the reinforcing ribs II 27 are of crossed steel bar structures and are arranged inside the main door 5 and the auxiliary door 6; the jumper tube I25 and the jumper tube II 28 penetrate through the reinforcing rib I22 and the reinforcing rib II 27 and are connected with the heat conduction oil passages 24 on the two sides of the reinforcing rib I22 and the reinforcing rib II 27; the side pipe I26 and the side pipe II 29 are respectively arranged at the inner edges of the main door 5 and the auxiliary door 6 and are connected with the heat-conducting oil main outlet pipe 47 and the heat-conducting oil auxiliary outlet pipe 21; the support column 52 is arranged inside the honeycomb cavity 23, and two ends of the support column respectively support against the inner walls of the door panels of the main door 5 and the auxiliary door 6.
The civil air defense channel 3 comprises a main channel 37, an auxiliary channel 53, a communication channel 42, a shakeout channel 54, a hidden door 38, a wheel frame 39, a roller 40, a hidden door track 41 and a hidden door avoiding cavity 43; the main channel 37 is a general civil air defense channel; the sub-passage 53 is provided directly below the main passage 37; the communicating passage 42 is arranged behind the civil air defense door 1 and is connected with the auxiliary passage 53 from the main passage 37 obliquely downwards; the shakeout passage 54 is provided in front of the civil air defense door 1 and connects the sub passage 53 obliquely downward from the main passage 37; the blank door 38 is arranged at the inlets of the communicating channel 42 and the shakeout channel 54; the wheel frame 39 is arranged at the bottom of the hidden door 38 and is connected with the roller 40; the hidden door avoiding cavity 43 is arranged on the side surface of the hidden door 38; one part of the hidden door track 41 is arranged in the hidden door avoiding cavity 43, and the other part of the hidden door track extends into the communication channel 42 and the shakeout channel 54; the part of the hidden door track 41 extending out of the hidden door avoiding cavity 43 is bent upwards by a small section and then returns to be straight; the roller 40 is sleeved in the hidden door track 41; and sealing ports corresponding to the telescopic blocks 12 are respectively formed on the inner walls of the civil air defense channels 3 which are opposite to the upper end and the lower end of the civil air defense door 1.
Example 2:
a self-locking double-layer civil air defense door device comprises a civil air defense door 1, a heat conduction oil circulating system 2, a civil air defense channel 3, a sand blocking system 4 and a control system; the civil air defense door 1 comprises a main door 5 and an auxiliary door 6; the main door 5 is provided with a connecting sleeve 8, an end cap 9, a hinge I10 and a telescopic block 12; the connecting sleeve 8 is arranged at the center of the main door 5 and is connected with the main door 5 in an arc shape; the end part of the connecting sleeve 8 is open, the interior of the connecting sleeve is hollow, and lubricating grease is arranged in the connecting sleeve; four groups of hemispherical fixing grooves 13 are annularly arrayed on the inner surface of the connecting sleeve 8; each group of the hemisphere fixing grooves 13 is provided with two groove positions; a buffer spring I14 is arranged around the hemisphere fixing groove 13; a heat conduction oil main inlet pipe 46 and a heat conduction oil main outlet pipe 47 are arranged inside the main door 5; the end parts of the heat conduction oil main inlet pipe 46 and the heat conduction oil main outlet pipe 47 are respectively provided with a soft movable connector 31; the end cap 9 is in a bullet shape, is tightly fixed at the end part of the connecting sleeve 8 in a threaded connection mode, and covers and shields the opening at the end part of the connecting sleeve 8; one end of the hinge I10 is connected to the main door 5, and the other end of the hinge I is inserted into and fixed in a wall body beside the civil air defense door 1; the telescopic blocks 12 are arranged at the top and the bottom of the main door 5 and are connected with telescopic devices; a hinge II 11 is arranged on the side surface of the auxiliary door 6; one end of the hinge II 11 is connected with the auxiliary door 6, and the other end of the hinge II is inserted into a wall body fixed beside the civil air defense door 1; the outward side of the auxiliary door 6 is arc-shaped, the inward side is a straight circular surface, and the center is provided with a connecting column 7; the connecting column 7 is hollowed, the end part of the connecting column is open and is in a smooth arc shape, and an end cover 48 is sleeved at the end part of the connecting column 7; the connecting column 7 comprises an outer column 15, a fixed iron ball 16, a connecting spring 17, an inner column 18, a rotary locking column 19, a heat conduction oil auxiliary inlet pipe 20, a heat conduction oil auxiliary outlet pipe 21, a fixed iron ball avoiding hole 49 and a self-locking system 55; the outer column 15 is the outermost layer of the connecting column 7; the inner column 18 is sleeved in the outer column 15; the rotary lock cylinder 19 is sleeved in the inner cylinder 18; the outer column 15 and the inner column 18 are both provided with fixed iron ball avoiding holes 49; the fixed iron ball 16 is arranged between the outer column 15 and the inner column 18; the fixed iron ball 16 and the fixed iron ball avoiding hole 49 correspond to the hemisphere fixing groove 13 on the connecting sleeve 8; the diameter of the fixed iron ball 16 is smaller than that of the fixed iron ball avoiding hole 49; one end of the connecting spring 17 is connected with the fixed iron ball 16, and the other end of the connecting spring is connected to the inner surface of the outer column 15; four arc-shaped locking grooves 50 are formed in the rotary locking column 19; the fixed iron ball 16 is sleeved in the arc-shaped locking groove 50; the heat conduction oil auxiliary inlet pipe 20 and the heat conduction oil auxiliary outlet pipe 21 are arranged in the rotary lock cylinder 19; a hydraulic motor 51 is connected to the tail part of the rotary lock cylinder 19; the diameter of the connecting column 7 is smaller than the diameter of the opening at the end part of the connecting sleeve 8; buffer springs II 30 are arranged near the bottom of the connecting column 15 and at the bottom of the connecting sleeve 8; lubricating grease is coated on the fixed iron ball 16 and the arc-shaped locking groove 50; the self-locking system 55 comprises a locking block avoiding hole 56, a locking block 57, a locking sleeve 58, a locking spring 59 and an electromagnet 60; the block relief holes 56 are arranged on the inner post 18; a fixed iron ball 16 is arranged between every two adjacent lock block avoiding holes 56 at intervals; an electromagnetic coil is arranged inside the electromagnet 60 and is arranged on the outer column 15 opposite to the locking block avoiding hole 56; one end of the lock sleeve 58 is connected to the lock block avoiding hole 56, and the other end is connected to the electromagnet 60; the locking block 57 is arranged inside the lock sleeve 58; one end of the locking spring 59 is connected with the locking block 57, and the other end is fixed on the electromagnet 60; the heat conduction oil circulating system 2 is provided with a honeycomb cavity 23 and a heat conduction oil path 24; the honeycomb cavity 23 and the oil path 24 are distributed in the civil air defense door 1 in a penetrating way; the sand blocking system 3 is arranged in front of an entrance of the civil air defense door 1; the civil air defense passageway 3 is arranged underground, and the civil air defense door 1 is arranged in the civil air defense passageway 3; the control system is established based on a PLC; and the civil air defense door 1, the heat conduction oil circulating system 2, the civil air defense channel 3 and the sand blocking system 4 are all connected with a control system.
The heat conduction oil circulating system 2 is also provided with an oil storage tank 44, an oil inlet pump 32, an oil outlet pump 33, a reinforcing rib I22, a jumper tube I25, a side tube I26, a reinforcing rib II 27, a jumper tube II 28, a side tube II 29 and a support pillar 52; the oil storage tank 44 is arranged above the civil air defense channel 3, and heat conduction oil is stored in the oil storage tank; the oil inlet pump 32 and the oil outlet pump 33 are arranged at the outlet and the inlet of the oil storage tank 44 and are respectively connected with a main heat conduction oil inlet pipe 46 and a main heat conduction oil outlet pipe 47 in the main door 5; the honeycomb cavity 23 is a small regular pentagonal hollow honeycomb structure and is closely arranged inside the main door 5 and the auxiliary door 6; every three adjacent rows of the honeycomb cavities 23 are vacant; the heat conduction oil path 24 is arranged in the vacant space between every three rows of honeycomb cavities 23; the reinforcing ribs I22 and the reinforcing ribs II 27 are of crossed steel bar structures and are arranged inside the main door 5 and the auxiliary door 6; the jumper tube I25 and the jumper tube II 28 penetrate through the reinforcing rib I22 and the reinforcing rib II 27 and are connected with the heat conduction oil passages 24 on the two sides of the reinforcing rib I22 and the reinforcing rib II 27; the side pipe I26 and the side pipe II 29 are respectively arranged at the inner edges of the main door 5 and the auxiliary door 6 and are connected with the heat-conducting oil main outlet pipe 47 and the heat-conducting oil auxiliary outlet pipe 21; the support column 52 is arranged inside the honeycomb cavity 23, and two ends of the support column respectively support against the inner walls of the door panels of the main door 5 and the auxiliary door 6.
The civil air defense channel 3 comprises a main channel 37, an auxiliary channel 53, a communication channel 42, a shakeout channel 54, a hidden door 38, a wheel frame 39, a roller 40, a hidden door track 41 and a hidden door avoiding cavity 43; the main channel 37 is a general civil air defense channel; the sub-passage 53 is provided directly below the main passage 37; the communicating passage 42 is arranged behind the civil air defense door 1 and is connected with the auxiliary passage 53 from the main passage 37 obliquely downwards; the shakeout passage 54 is provided in front of the civil air defense door 1 and connects the sub passage 53 obliquely downward from the main passage 37; the blank door 38 is arranged at the inlets of the communicating channel 42 and the shakeout channel 54; the wheel frame 39 is arranged at the bottom of the hidden door 38 and is connected with the roller 40; the hidden door avoiding cavity 43 is arranged on the side surface of the hidden door 38; one part of the hidden door track 41 is arranged in the hidden door avoiding cavity 43, and the other part of the hidden door track extends into the communication channel 42 and the shakeout channel 54; the part of the hidden door track 41 extending out of the hidden door avoiding cavity 43 is bent upwards by a small section and then returns to be straight; the roller 40 is sleeved in the hidden door track 41; and sealing ports corresponding to the telescopic blocks 12 are respectively formed on the inner walls of the civil air defense channels 3 which are opposite to the upper end and the lower end of the civil air defense door 1.
The sand blocking system 4 comprises a sand storage tank 34, a sand lifting rail 35, a spiral lifter 36 and a gravel area 45; the sand storage tank 34 is arranged above the civil air defense channel 3, and sand and stone are stored in the sand storage tank; the opening edge of the sand storage groove 34 is inclined downwards and is opposite to the main channel 37; the gravel area 45 is arranged on one side inside the sand storage tank 34 and stores gravel; the sand lifting track 35 is arranged on the side wall of the civil air defense passage 3 and close to the civil air defense door 1; the sand lifting track 35 penetrates through the main channel 37 and the auxiliary channel 53; the spiral elevator 36 is arranged in the sand extracting track 35; the gravel region 45 is arranged at the inner side end of the sand storage tank 34.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (5)
1. The utility model provides a double-deck people's air defense door device of auto-lock which characterized in that: the system comprises a civil air defense door (1), a heat conduction oil circulating system (2), a civil air defense channel (3), a sand blocking system (4) and a control system; the civil air defense door (1) comprises a main door (5) and an auxiliary door (6); the main door (5) is provided with a connecting sleeve (8), an end cap (9), a hinge I (10) and a telescopic block (12); the connecting sleeve (8) is arranged at the center of the main door (5) and is connected with the main door (5) in an arc way; the end part of the connecting sleeve (8) is open, the interior of the connecting sleeve is hollow, and lubricating grease is arranged in the connecting sleeve; four groups of hemispherical fixing grooves (13) are annularly arrayed on the inner surface of the connecting sleeve (8); each group of the hemisphere fixing grooves (13) is provided with two groove positions; a buffer spring I (14) is arranged around the hemisphere fixing groove (13); a heat conduction oil main inlet pipe (46) and a heat conduction oil main outlet pipe (47) are arranged inside the main door (5); soft movable connectors (31) are arranged at the end parts of the heat conduction oil main inlet pipe (46) and the heat conduction oil main outlet pipe (47); the end cap (9) is in a bullet shape, is tightly fixed at the end part of the connecting sleeve (8) in a threaded connection mode, and covers and shields the opening at the end part of the connecting sleeve (8); one end of the hinge I (10) is connected to the main door (5), and the other end of the hinge I is inserted into and fixed in a wall body beside the civil air defense door (1); the telescopic blocks (12) are arranged at the top and the bottom of the main door (5) and are connected with telescopic devices; a hinge II (11) is arranged on the side surface of the auxiliary door (6); one end of the hinge II (11) is connected with the auxiliary door (6), and the other end of the hinge II is inserted into a wall body fixed beside the civil air defense door (1); the outward side of the auxiliary door (6) is arc-shaped, the inward side is a straight circular surface, and the center of the auxiliary door is provided with a connecting column (7); the connecting column (7) is hollowed, the end part of the connecting column is open and is in a smooth arc shape, and an end cover (48) is sleeved at the end part of the connecting column (7); the connecting column (7) comprises an outer column (15), a fixed iron ball (16), a connecting spring (17), an inner column (18), a rotary lock column (19), a heat-conducting oil auxiliary inlet pipe (20), a heat-conducting oil auxiliary outlet pipe (21), a fixed iron ball avoiding hole (49) and a self-locking system (55); the outer column (15) is the outermost layer of the connecting column (7); the inner column (18) is sleeved in the outer column (15); the rotary lock cylinder (19) is sleeved in the inner cylinder (18); fixed iron ball avoiding holes (49) are formed in the outer column (15) and the inner column (18); the fixed iron ball (16) is arranged between the outer column (15) and the inner column (18); the fixed iron ball (16) and the fixed iron ball avoiding hole (49) correspond to the position of the hemisphere fixing groove (13) on the connecting sleeve (8); the diameter of the fixed iron ball (16) is smaller than that of the fixed iron ball avoiding hole (49); one end of the connecting spring (17) is connected with the fixed iron ball (16), and the other end of the connecting spring is connected to the inner surface of the outer column (15); four arc-shaped locking grooves (50) are formed in the rotary locking column (19); the fixed iron ball (16) is sleeved in the arc-shaped locking groove (50); the heat-conducting oil auxiliary inlet pipe (20) and the heat-conducting oil auxiliary outlet pipe (21) are arranged in the rotary lock cylinder (19); a hydraulic motor (51) is connected to the tail part of the rotary lock cylinder (19); the diameter of the connecting column (7) is smaller than that of an opening at the end part of the connecting sleeve (8); buffer springs II (30) are arranged near the bottom of the connecting column (7) and at the bottom of the connecting sleeve (8); lubricating grease is coated on the fixed iron ball (16) and the arc-shaped locking groove (50); the self-locking system (55) comprises a locking block avoiding hole (56), a locking block (57), a locking sleeve (58), a locking spring (59) and an electromagnet (60); the locking block avoidance holes (56) are distributed on the inner column (18); a fixed iron ball (16) is arranged between every two adjacent lock block avoiding holes (56) at intervals; an electromagnetic coil is arranged in the electromagnet (60), and is arranged on the outer column (15) and directly faces the lock block avoiding hole (56); one end of the lock sleeve (58) is connected to the lock block avoiding hole (56), and the other end of the lock sleeve is connected with the electromagnet (60); the locking block (57) is arranged inside the lock sleeve (58); one end of the locking spring (59) is connected with the locking block (57), and the other end of the locking spring is fixed on the electromagnet (60); the heat conduction oil circulating system (2) is provided with a honeycomb cavity (23) and a heat conduction oil way (24); the honeycomb cavity (23) and the oil way (24) penetrate and are distributed in the civil air defense door (1); the sand blocking system (4) is arranged in front of an inlet of the civil air defense door (1); the civil air defense passageway (3) is arranged underground, and the civil air defense door (1) is arranged in the civil air defense passageway (3); the control system is established based on a PLC; the civil air defense door (1), the heat conduction oil circulating system (2), the civil air defense channel (3) and the sand blocking system (4) are all connected with the control system.
2. The self-locking double-layer people's air defense door device of claim 1, characterized in that: the heat conduction oil circulating system (2) is further provided with an oil storage tank (44), an oil inlet pump (32), an oil outlet pump (33), a reinforcing rib I (22), a jumper tube I (25), a side tube I (26), a reinforcing rib II (27), a jumper tube II (28), a side tube II (29) and a support pillar (52); the oil storage tank (44) is arranged above the civil air defense channel (3), and heat conduction oil is stored in the oil storage tank; the oil inlet pump (32) and the oil outlet pump (33) are arranged at an outlet and an inlet of the oil storage tank (44) and are respectively connected with a heat conduction oil main inlet pipe (46) and a heat conduction oil main outlet pipe (47) in the main door (5); the honeycomb cavity (23) is of a regular pentagonal hollow honeycomb structure and is closely arranged inside the main door (5) and the auxiliary door (6); every three adjacent rows of the honeycomb cavities (23) are vacant; the heat conduction oil way (24) is arranged in a vacant space between every three rows of honeycomb cavities (23); the reinforcing ribs I (22) and the reinforcing ribs II (27) are of crossed steel bar structures and are arranged inside the main door (5) and the auxiliary door (6); the jumper tube I (25) and the jumper tube II (28) penetrate through the reinforcing rib I (22) and the reinforcing rib II (27) and are connected with heat conduction oil ways (24) on two sides of the reinforcing rib I (22) and the reinforcing rib II (27); the side pipe I (26) and the side pipe II (29) are respectively arranged at the inner edges of the main door (5) and the auxiliary door (6) and are connected with the heat-conducting oil main outlet pipe (47) and the heat-conducting oil auxiliary outlet pipe (21); the support column (52) is arranged in the honeycomb cavity (23), and two ends of the support column respectively support the inner walls of the door plates of the main door (5) and the auxiliary door (6).
3. The self-locking double-layer people's air defense door device of claim 1, characterized in that: the civil air defense channel (3) comprises a main channel (37), an auxiliary channel (53), a communication channel (42), a shakeout channel (54), a hidden door (38), a wheel frame (39), a roller (40), a hidden door track (41) and a hidden door avoiding cavity (43); the main channel (37) is a general civil air defense channel; the secondary channel (53) is arranged right below the main channel (37); the communication channel (42) is arranged behind the civil air defense door (1) and is connected with the auxiliary channel (53) from the main channel (37) in an inclined downward manner; the shakeout passage (54) is arranged in front of the civil air defense door (1) and is connected with the auxiliary passage (53) from the main passage (37) downwards in an inclined way; the blank door (38) is arranged at the inlets of the communication channel (42) and the shakeout channel (54); the wheel frame (39) is arranged at the bottom of the hidden door (38) and is connected with the roller (40); the hidden door avoiding cavity (43) is arranged on the side surface of the hidden door (38); one part of the hidden door track (41) is arranged in the hidden door avoiding cavity (43), and the other part of the hidden door track extends into the communication channel (42) and the shakeout channel (54); the part of the hidden door track (41) extending out of the hidden door avoiding cavity (43) is bent upwards by a small section and then returns to be straight; the roller (40) is sleeved in the hidden door track (41); and a sealing opening corresponding to the telescopic block (12) is respectively formed on the inner wall of the civil air defense channel (3) which is just opposite to the upper end and the lower end of the civil air defense door (1).
4. The self-locking double-layer people's air defense door device of claim 3, characterized in that: the sand blocking system (4) comprises a sand storage tank (34), a sand lifting track (35), a spiral elevator (36) and a gravel area (45); the sand storage tank (34) is arranged above the civil air defense channel (3), and sand and stones are stored in the sand storage tank; the opening edge of the sand storage groove (34) is inclined downwards and is opposite to the main channel (37); the gravel area (45) is arranged on one side inside the sand storage tank (34) and gravel is stored in the gravel area; the sand lifting track (35) is arranged on the side wall of the civil air defense channel (3) and is close to the civil air defense door (1); the sand lifting track (35) penetrates through the main channel (37) and the auxiliary channel (53); the spiral elevator (36) is arranged in the sand extracting track (35); the gravel area (45) is arranged at the inner side end of the sand storage tank (34).
5. The self-locking double-layer people's air defense door device of claim 1, characterized in that: temperature sensors are arranged on the civil air defense door (1) and the heat conduction oil circulating system (2); pressure sensors are arranged on the civil air defense door (1), the civil air defense channel (3) and the sand blocking system (4); and the temperature sensor and the pressure sensor are both connected with the control system.
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| CN201810529373.6A CN108756652B (en) | 2018-05-29 | 2018-05-29 | Self-locking double-layer civil air defense door device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810529373.6A CN108756652B (en) | 2018-05-29 | 2018-05-29 | Self-locking double-layer civil air defense door device |
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| CN108756652A CN108756652A (en) | 2018-11-06 |
| CN108756652B true CN108756652B (en) | 2021-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810529373.6A Active CN108756652B (en) | 2018-05-29 | 2018-05-29 | Self-locking double-layer civil air defense door device |
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| CN113445876B (en) * | 2021-05-28 | 2022-12-06 | 山东恒兴无损检测设备有限公司 | Protection mechanism in linear track for moving heavy lead door |
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| CN108756652A (en) | 2018-11-06 |
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Effective date of registration: 20211206 Address after: 233000 workshop 2, 1750 Shengli West Road, Bengbu City, Anhui Province Patentee after: ANHUI TIANDUN CIVIL DEFENSE ENGINEERING EQUIPMENT Co.,Ltd. Address before: No. 207-1, Lane 1, Weiwu Road, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region Patentee before: Xie Shize |
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