CN112227905A - Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method - Google Patents

Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method Download PDF

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Publication number
CN112227905A
CN112227905A CN202011424289.1A CN202011424289A CN112227905A CN 112227905 A CN112227905 A CN 112227905A CN 202011424289 A CN202011424289 A CN 202011424289A CN 112227905 A CN112227905 A CN 112227905A
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CN
China
Prior art keywords
lifting
door
lock
leaf
door leaf
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011424289.1A
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Chinese (zh)
Inventor
卢屹东
彭飞
张瑞龙
潘隆帮
王建昆
王小利
曹利莹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Institute of Building Standard Design and Research Co Ltd
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China Institute of Building Standard Design and Research Co Ltd
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Application filed by China Institute of Building Standard Design and Research Co Ltd filed Critical China Institute of Building Standard Design and Research Co Ltd
Priority to CN202011424289.1A priority Critical patent/CN112227905A/en
Publication of CN112227905A publication Critical patent/CN112227905A/en
Pending legal-status Critical Current

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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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
    • E05C9/06—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
    • E05C9/18—Details of fastening means or of fixed retaining means for the ends of bars
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F7/00—Accessories for wings not provided for in other groups of this subclass
    • E05F7/06—Devices for taking the weight of the wing, arranged away from the hinge axis
    • 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
    • E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
    • E06B1/56—Fastening frames to the border of openings or to similar contiguous frames
    • E06B1/60—Fastening frames to the border of openings or to similar contiguous frames by mechanical means, e.g. anchoring means
    • E06B1/6015—Anchoring means
    • 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
    • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
    • E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
    • E06B3/362—Double winged doors or windows
    • 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
    • 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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B2047/0014—Constructional features of actuators or power transmissions therefor
    • E05B2047/0018—Details of actuator transmissions
    • E05B2047/0026—Clutches, couplings or braking arrangements
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/132—Doors

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention discloses a hand and electricity dual-purpose double-leaf vertical-hinged arched protective door and a control method, wherein the protective door comprises a door leaf, a door frame, a lifting threshold and an actuating mechanism, the door frame is fixed on a wall body, the lifting threshold is arranged at the bottom of the door frame and matched with the door leaf, the door leaf is connected to the door frame through a hinge, and the actuating mechanism is arranged on the door leaf; the lifting doorsill is structurally arranged to be matched with the arched protective door and the double-control supporting mechanism is arranged to realize effective protection and impact resistance of the protective door, meet the requirement of walking when the protective door is flush with the ground in daily use, and lift the protective door to be matched with the door leaf to play a role in protection in emergency, so that the protective door has the functions of bearing and decomposing impact; an executing mechanism with manual and electric control is arranged on the control, and a corresponding control method is arranged to realize the manual opening and closing of the door leaf, so that the convenience of daily use and emergency opening and closing under emergency conditions are met, and the protective door can be effectively opened and closed under any conditions.

Description

Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method
Technical Field
The invention relates to the technical field of airtight protective doors, in particular to a hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and a control method.
Background
The entrance and exit department of people's air defense building or facility all need set up airtight guard gate and realize the safeguard function in wartime, and two fan arch guard gates are mostly used for the civil air defense engineering oral area of high resistance level, and is comparatively harsh to the performance requirement of airtight guard gate, require that it has leakproofness and very strong shock resistance to reach the guard action. Most of the existing airtight protective doors adopt the means of increasing the size and the thickness of a steel plate or the door leaves to enhance the protective effect, so that the door leaves have the problems of great weight, inconvenient opening and closing, tedious opening and closing at ordinary times, time consumption and labor consumption, the protective doors consume more time for opening and closing once at ordinary times, and the requirement on the opening and closing control mode is strict in order to ensure that the door leaves can be normally opened and closed under any condition; meanwhile, the phenomenon that the far end of the door leaf with large self weight is easy to creep and sink is easily caused, and the far end of the door leaf is often contacted with the ground to cause the door leaf to be incapable of being opened and closed normally, so that the door leaf cannot play a role in protection. And in general case for the reinforcing protective effect, the supporting threshold that is provided with promotes airtight effect and shock resistance, the threshold that sets up now supports generally is fixed threshold or lift threshold, but fixed threshold has more defect, for example fixed threshold is unfavorable for the business turn over of oral area vehicle, personnel and goods and materials, consequently, generally in order to promote usual result of use and convenience, adopts the lift threshold more. At present, a lifting threshold commonly used in civil air defense engineering is a hydraulic lifting threshold, but the hydraulic lifting threshold has the defects of large space required by a lifting mechanism, high price, hidden leakage danger and the like, and the existing closed protective door cannot be effectively matched with the lifting threshold, so that the protective effect is reduced. The invention provides a manual and electric dual-purpose double-leaf vertical-rotating type arched protective door and a control method thereof, which overcome the defects.
Disclosure of Invention
The invention provides a hand-electric dual-purpose double-leaf vertical-hinged arched protective door and a control method thereof, which are used in cooperation with a lifting threshold, effectively improve the protective effect and the shock resistance, and ensure the opening and closing convenience and can deal with emergency situations by adopting a manual-electric dual-control mode.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a manual and electric dual-purpose double-leaf vertical-rotation type arched protective door comprises a door leaf, a door frame, a lifting threshold and an actuating mechanism, wherein the door frame is fixed on a wall body;
the actuating mechanism comprises a double-control actuating structure, a lifting driving wheel, a lock and a lifter, the double-control actuating structure comprises an electric control mechanism, a hand control mechanism, a coupler, a steering gear and a clutch, the lifting driving wheel is connected with the electric control mechanism through the coupler, the steering gear and the clutch and is positioned at the far end in the door leaf, the lock and the lifter are connected with the electric control mechanism and the hand control mechanism through the coupler, the steering gear and the clutch, and the lock is arranged outside the door leaf;
the lifting doorsill is arranged in the lower door frame and comprises a lifting base and a lifting mechanism, and the lifting base is connected with the lower door frame through the lifting mechanism; the upper door frame is provided with an upper locking seat, the lower door frame is provided with an inclined locking device, the lifting doorsill is provided with a locking groove, and the locking is matched with the upper locking seat, the inclined locking device and the locking groove;
the door is characterized in that the lock is provided with an inductive switch, the door leaf is provided with a proximity inductive switch, the electric control mechanism is provided with a master control system, and the electric control mechanism, the inductive switch, the proximity inductive switch and the clutch are in signal connection with the master control system.
Furthermore, the clutch comprises a first clutch and a second clutch, and the lifting driving wheel is connected with the electric control mechanism through a coupler, a steering gear and the first clutch; the locking and lifting device is connected with the manual control mechanism through the coupler and the steering gear, and is connected with the electric control mechanism through the coupler, the steering gear and the second clutch.
Furthermore, the two locks are respectively arranged up and down and comprise a lock head, a connector, a screw sleeve, a conversion joint and a lock head seat, the lock head is arranged at the top end of the upper lock and positioned in the lock head seat, the connector is connected to the bottom end of the lock head, the conversion joint is connected with the double-control execution structure, the screw sleeve is fixed in the door leaf through a guide seat, the upper end of the screw sleeve is fixedly connected with the connector, and the lower end of the screw sleeve is meshed with the conversion joint;
the lock is characterized in that a vertical sliding groove is formed in the lock, a limiting pin is arranged on the lock seat and perpendicular to the lock seat, and the inner end of the limiting pin is located in the vertical sliding groove.
Furthermore, the lifting driving wheel comprises a roller wheel, a wheel shaft, a roller wheel frame, a positioning lifting frame, a fixing plate and an adjusting hand wheel, the roller wheel is arranged at the bottom of the roller wheel frame through the wheel shaft, the wheel shaft is connected with the double-control executing structure, the positioning lifting frame is arranged at the top of the roller wheel frame and comprises a lifting rod and a positioning rod, the lifting rod is movably connected with the adjusting hand wheel arranged on the fixing plate, the positioning rod is sleeved with a spring, the upper part of the positioning rod is arranged in a guide sleeve on the fixing plate, and the fixing plate is fixedly connected in; the adjusting hand wheel is internally provided with a ball nut, and the lifting rod is a lead screw and is meshed with the ball nut.
Furthermore, the lifting base is arranged in a foundation pit of the lower door frame and comprises a lifting outer frame and a top cover plate, the top cover plate is arranged at the top of the lifting outer frame, the lifting mechanism is arranged in the lifting base and comprises a lifting driving mechanism, a guiding mechanism and an auxiliary bouncing mechanism, the lifting driving mechanism comprises an electric lifting device, a manual lifting device and a jacking mechanism, the electric lifting device and the manual lifting device are connected with the jacking mechanism through a commutator, and the jacking mechanism is arranged in the foundation pit and connected with the lifting base; the guide mechanism comprises a guide cylinder and an insertion rod, the guide cylinder is arranged in the foundation pit, and the insertion rod is arranged in the lifting base and positioned in the guide cylinder; and two ends of the auxiliary bouncing mechanism are respectively hinged to the foundation pit and the lifting base.
Furthermore, a locking support and a locking cover plate are arranged in the locking groove, the locking support is arranged in the foundation pit, and the locking cover plate is arranged at the top of the locking support and is flush with the top surface of the lifting doorsill when the lifting doorsill falls down.
Furthermore, the oblique locking device is arranged at the closing and opening position of the door leaf and is matched with the locking device and comprises an installation shell, a fixed inner shell, a telescopic base, a telescopic shaft sleeve, a spring and a telescopic top plate, the installation shell is installed in the lower door frame, a side edge sealing cover is arranged on the outer side of the installation shell, the fixed inner shell is arranged in the installation shell, the telescopic base is connected to the bottom of the installation shell, the telescopic shaft sleeve is movably connected with the telescopic base, the bottom end of the telescopic shaft sleeve is located in the telescopic base, the spring sleeve is sleeved on the telescopic shaft sleeve, the lower portion of the spring sleeve is located in the telescopic base, and the telescopic top.
Furthermore, the outside of a pair of sides of the fixed inner shell is provided with a backing plate, the backing plate is vertically arranged between the fixed inner shell and the installation outer shell, the top of the other pair of sides of the fixed inner shell is provided with a wing plate, and the wing plate is fixedly connected to the fixed inner shell.
Furthermore, the door leaf is of an arc-shaped structure, the left door leaf and the right door leaf are provided with two door leaves, the door leaf comprises a front panel, a rear panel, a side sealing plate, a partition plate supporting frame, a weighting block and a bearing arm, the partition plate supporting frame is erected in an outer frame formed by the front panel, the rear panel and the side sealing plate, the weighting block is arranged in the partition plate supporting frame, and the bearing arm is arranged outside the outer frame and connected with the door frame through hinges.
A control method of a manual and electric dual-purpose double-leaf vertical-rotation type arched protective door comprises the following steps:
s1, status detection: inputting a door leaf opening and closing instruction, starting an electric control mechanism, detecting the opening and closing state of the lock by an inductive switch, and detecting the position state of the door leaf by an approaching inductive switch;
s2, locking and withdrawing: when the inductive switch detects that the lock is in the extending state, the second clutch is started to drive the lock to retract, and then the door leaf is opened and closed; when the inductive switch detects that the lock is in a retraction state, the door leaf is directly opened and closed;
s3, opening and closing the door leaf: after the lock is retracted to the proper position, the second clutch stops, the first clutch starts to drive the lifting driving wheel to move, and the door leaf is driven to move to a closed position or an opened position through the real-time detection of the proximity inductive switch; when the proximity inductive switch detects that the door leaf is in a position state to be acted, the electric control mechanism directly locks and locks;
s4, locking and locking: after the door leaf is in place, the first clutch stops, the second clutch starts to drive the upper lock to extend out, and after the lock extends out in place, the opening and closing of the door leaf are completed.
Further, electric control and manual control are included; the electric control comprises full-automatic control and single-point automatic control, wherein the full-automatic control is to control the two door leaves to be fully opened or fully closed, and the single-point automatic control is to control the single door leaf to be opened or closed and control the locking to be opened or closed; the manual control is the opening and closing of the manual control lock.
The invention has the following beneficial effects:
the manual and electric control actuating mechanism is arranged to realize the manual opening and closing of the door leaf, so that the convenience of daily use and emergency opening and closing under emergency conditions are met, and the protective door can be effectively opened and closed under any conditions; the lifting doorsill is arranged to be flush with the ground and meet the walking requirement in daily use, and is lifted to be matched with the door leaf to play a role in protection in emergency, so that the impact is borne and decomposed;
the telescopic locking seat and the locking cover on the lifting doorsill are flush with the ground in daily use to avoid clamping foreign matters, and the telescopic locking seat and the locking cover are effectively matched with each other during locking, so that the locking is stable and reliable during locking;
the nut and screw rod type locking head is adopted, and the locking is carried out by utilizing the self-locking characteristic of the screw rod, so that the phenomenon of long-time-set creep sinking of the door leaf is avoided; the lifting driving wheel has a vertical obstacle crossing function and adopts a nut and screw rod adjusting mode, so that the lifting device is more convenient and easier to operate;
accurate electric control is realized through various inductive switches of master control system cooperation under the automatically controlled mode, has multiple control mode, and control mode is various, high-efficient, safe, the controllability is high, effectively promotes actuating mechanism's safety and stability.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the overall structure of the door leaf of the present invention;
FIG. 4 is a schematic view of the internal structure of the door leaf according to the present invention;
FIG. 5 is a schematic view of a door frame according to the present invention;
FIG. 6 is a cross-sectional view of a lifting threshold of the present invention;
FIG. 7 is a schematic view of the internal structure of the elevating base according to the present invention;
FIG. 8 is a schematic view of the lift mechanism of the present invention;
FIG. 9 is a schematic view of the actuator of the present invention;
FIG. 10 is a schematic view of the lifting drive wheel of the present invention;
FIG. 11 is a cross-sectional view of the lift drive wheel of the present invention;
FIG. 12 is a schematic view of the latch of the present invention;
FIG. 13 is a cross-sectional view of the latch of the present invention;
FIG. 14 is a cross-sectional view of the construction of the skew locking apparatus of the present invention;
FIG. 15 is an exploded view of the bevel latch of the present invention.
Reference numerals: 1-door leaf, 11-support frame, 12-bearing arm, 2-door frame, 3-lifting door sill, 31-lifting base, 32-lifting mechanism, 4-actuating structure, 41-electric control mechanism, 42-manual control mechanism, 43-lifting driving wheel, 431-roller, 432-wheel shaft, 433-roller frame, 434-positioning lifting frame, 435-fixing plate, 436-adjusting hand wheel, 44-lock, 441-lock head, 442-connector, 443-screw sleeve, 444-adapter, 445-lock head seat, 45-lifter, 5-oblique lock device, 51-installation shell, 52-fixing inner shell, 53-telescopic base, 54-telescopic shaft sleeve, 55-spring, 56-telescopic top plate, 57-backing plate, 58-wing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the specification, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
As shown in fig. 1 and 2, the manual-electric dual-purpose double-leaf vertical-rotation type arched protective door comprises a door leaf 1, a door frame 2, a lifting threshold 3 and an actuating mechanism 4, wherein the door frame 2 is fixed on a wall body, the lifting threshold 3 is arranged at the bottom of the door frame 2 and is matched with the door leaf 1, the door leaf 1 is connected to the door frame 2 through a hinge, and the actuating mechanism 4 is arranged on the door leaf 1.
As shown in fig. 9, the actuating mechanism 4 includes a dual-control actuating structure, a lifting driving wheel 43, a lock 44 and a lifter 45, the dual-control actuating structure includes an electric control mechanism 41, a manual control mechanism 42, a coupler, a steering gear and a clutch, the lifting driving wheel 43 is connected with the electric control mechanism 41 through the coupler, the steering gear and the clutch and is located at the far end inside the door leaf, the lock 44 and the lifter 45 are connected with the electric control mechanism 41 and the manual control mechanism 42 through the coupler, the steering gear and the clutch, and the lock 44 is arranged outside the door leaf 1.
As shown in fig. 1 and 5, the door frame 2 includes an upper door frame, a lower door frame and side frames, the lifting doorsill 3 is disposed in the lower door frame and includes a lifting base 31 and a lifting mechanism 32, and the lifting base 31 is connected to the lower door frame through the lifting mechanism 32; the upper door frame is provided with an upper locking seat, the lower door frame is provided with an inclined locking device 5, the lifting doorsill 3 is provided with a locking groove, and the lock 44 is matched with the upper locking seat, the inclined locking device 5 and the locking groove.
The door leaf 1 is provided with a door lock 44, the door leaf 1 is provided with a proximity inductive switch, the electric control mechanism 41 is provided with a main control system, and the electric control mechanism 41, the inductive switch, the proximity inductive switch and the clutch are in signal connection with the main control system. The main control system is matched with the inductive switch for electric control, so that the accuracy and convenience in electric control are realized, and the in-place and stability of opening, closing, locking and locking of the door leaf are ensured.
Furthermore, two groups of four proximity inductive switches are arranged on each door leaf 1, and the two groups of proximity inductive switches are respectively used for detecting the opening or closing state of the door leaf; two sensors are arranged in each group and used for detecting different door leaf state degrees, one sensor is arranged in a preset range of the movement of the door leaf, the other sensor is arranged at the end position of the movement of the door leaf, when the door leaf moves, the electric control mechanism 41 runs at full speed, after the door leaf moves to the preset range and is detected by the proximity inductive switch, the electric control mechanism 41 changes from running at full speed to running at a reduced speed until the detection is carried out by the proximity inductive switch at the end position, and the electric control mechanism 41 stops running; two inductive switches are provided on each latch 44 for detecting whether the latch is open or closed, respectively.
As shown in fig. 9, further, the clutch includes a first clutch and a second clutch, and the lifting driving wheel 43 is connected with the electric control mechanism 41 through a coupling, a steering gear and the first clutch; the lock 44 and the lifter 45 are connected with the manual control mechanism 42 through a coupler and a steering gear, and are connected with the electric control mechanism 41 through a coupler, a steering gear and a second clutch. Two clutches are arranged, so that the lifting driving wheel 43, the lock 44 and the lifter 45 are respectively controlled, various control modes are realized, the control mode is flexible and convenient, and different use conditions are met.
Under the electric control mode, the electric control mechanism 41 controls the lifting driving wheel 43 to operate through the first clutch to drive the door leaf to open and close, and controls the latch 44 and the lifter 45 to stretch and retract through the second clutch to realize opening and closing of the latch; in the manual mode, the manual control mechanism 42 controls the latch 44 and the lifter 45 to extend and retract to open and close the latch, and then the door leaf is pushed by external force to open and close.
As shown in fig. 9, 12 and 13, two locks 44 are respectively arranged above and below, and each lock 44 includes a lock head 441, a connection head 442, a screw sleeve 443, a conversion joint 444 and a lock head seat 445, the lock head 441 is arranged at the top end of the upper lock 44 and is located in the lock head seat 445, the connection head 442 is connected to the bottom end of the lock head 441, the conversion joint 444 is connected to the double control execution structure, the screw sleeve 443 is fixed in the door leaf 1 through a guide seat, the upper end of the screw sleeve 443 is fixedly connected to the connection head 442, and the lower end of the screw sleeve is engaged with the conversion joint;
as shown in fig. 12 and 13, a vertical sliding groove is formed in the lock head 441, a limit pin is arranged on the lock head seat 445, the limit pin is perpendicular to the lock head seat 445, and the inner end of the limit pin is located in the vertical sliding groove. The limiting pin and the vertical sliding groove are arranged to be matched with each other, the lock head 441 is limited to enable the lock head to move vertically, and the screw sleeve 443 is prevented from rotating along with the screw sleeve 443.
The latch 44 opens and closes as follows: the double-control executing structure transmits power to the conversion joint 444, and the engagement connection mode between the conversion joint 444 and the screw sleeve 443 converts the rotation power into the linear motion of the screw sleeve 443, so as to drive the lock head 441 to extend and retract, and realize the opening and closing of the lock. The lock 44 adopting the nut screw structure has a self-locking effect, avoids the long-time creep phenomenon of the door leaf, has simple structure and stable connection and transmission effect, strengthens the locking effect when the door leaf is closed, and ensures the protection effect.
Further, the lifter 45 is a worm gear lifter. The elevator 45 is arranged at the far end position in the door leaf, and adopts the same control path with the lock 44, so that linkage with the lock is realized, the door leaf is supported by stretching out during locking, creep sinking of the door leaf is avoided, the lock is opened together with the door leaf during opening, and normal opening and closing of the door leaf are not influenced.
As shown in fig. 10 and 11, further, the lifting driving wheel 43 includes a roller 431, a wheel axle 432, a roller frame 433, a positioning lifting frame 434, a fixing plate 435, and an adjusting handwheel 436, the roller 431 is disposed at the bottom of the roller frame 433 through the wheel axle 432, the wheel axle 432 is connected to the dual-control executing structure, the positioning lifting frame 434 is disposed at the top of the roller frame 433 and includes a lifting rod and a positioning rod, the lifting rod is movably connected to the adjusting handwheel 436 disposed on the fixing plate 435, the positioning rod is sleeved with a spring, the upper portion of the positioning rod is disposed in a guide sleeve on the fixing plate 435, and the fixing plate 435 is fixedly connected to the door leaf 1; a ball nut is arranged in the adjusting hand wheel 436, and the lifting rod is a lead screw and is meshed with the ball nut.
The lifting driving wheel 43 arranged at the far end of the door leaf has high transmission efficiency, has a vertical obstacle crossing function, has low requirement on the ground flatness, can manually and flexibly adjust the ground clearance according to the use condition, and has a stable self-locking function by using a nut-lead screw connection mode, so that the adjustment is more convenient and fast; connect on the door leaf through fixed plate 435, the supporting effect is good and compromise the protective effect of airtight guard gate.
As shown in fig. 6, 7 and 8, further, the lifting base 31 is disposed in a foundation pit of the lower door frame, and includes a lifting outer frame and a top cover plate, the top cover plate is disposed on the top of the lifting outer frame, the lifting mechanism 32 is disposed in the lifting base 31 and includes a lifting driving mechanism, a guiding mechanism and an auxiliary bouncing mechanism, the lifting driving mechanism includes an electric lifting device, a manual lifting device and a jacking mechanism, the electric lifting device and the manual lifting device are connected through a commutator and the jacking mechanism, and the jacking mechanism is disposed in the foundation pit and connected to the lifting base 31; the guide mechanism comprises a guide cylinder and an insertion rod, the guide cylinder is arranged in the foundation pit, and the insertion rod is arranged in the lifting base 31 and is positioned in the guide cylinder; the two ends of the auxiliary upspring mechanism are respectively hinged on the foundation pit and the lifting base 31.
The lifting threshold 3 is arranged to be matched with the door leaf 1 to resist impact together, so that the protection effect of the closed protection door is enhanced; the lifting base 31 is matched with the binding surface of the door leaf 1, so that the impact load transmitted by the door leaf 1 can be effectively borne, and the door leaf is supported; and the lifting function meets the matching effect of walking and closing at ordinary times.
The operation principle of the lifting threshold is as follows: the lifting mechanism 32 is fixed on the base, a lifting component on the lifting mechanism is lifted upwards under the electric control of a motor or the manual operation of a handle, and simultaneously, the lifting outer frame is driven to be lifted upwards to expose the ground; when the lifting outer frame rises, the guide device plays a role in guiding and limiting, and the lifting threshold outer frame is ensured to keep rising vertically; the auxiliary bouncing device plays a role in auxiliary pushing.
Furthermore, a locking support and a locking cover plate are arranged in the locking groove, the locking support is arranged in the foundation pit, and the locking cover plate is arranged at the top of the locking support and is flush with the top surface of the lifting doorsill 3 when the lifting doorsill falls down. The locking cover plate is used for closing the door leaf and is matched with the locking groove 44 when the lifting doorsill 3 rises, and when the doorsill 3 rises, the locking groove appears because the locking cover plate is fixed, and when the locking groove 44 extends out, the locking cover plate extends into the locking groove for locking.
As shown in fig. 5, 14 and 15, the inclined locking device 5 is disposed at the door leaf closing and opening position, and is matched with the lock 44, and includes an installation outer shell 51, a fixed inner shell 52, a telescopic base 53, a telescopic shaft sleeve 54, a spring 55 and a telescopic top plate 56, the installation outer shell 51 is installed in the lower door frame, a side edge cover is disposed at the outer side of the installation outer shell, the fixed inner shell 52 is disposed in the installation outer shell 51, the telescopic base 53 is connected to the bottom of the installation outer shell 51, the telescopic shaft sleeve 54 is movably connected with the telescopic base 53, the bottom end of the telescopic shaft sleeve is disposed in the telescopic base 53, the spring 55 is sleeved on the telescopic shaft sleeve 54, the lower portion of the telescopic shaft sleeve 53 is disposed in the telescopic base 53, and.
When the door leaf open state lock 44 extends, the lock head 441 below extends to press the telescopic top plate 56 to give way downwards, pressure is transmitted to the telescopic shaft sleeve 54, the telescopic shaft sleeve 54 compresses the spring 55 to move downwards, locking of the lower part lock is realized, and when the lock head 441 retracts, the telescopic shaft sleeve 54 is pushed to drive the telescopic top plate 56 to reset under the action of the spring 55, and the lock is parallel to the ground, so that the locking is opened. Oblique blocking device 5 has automatic resilience function, avoids going into the foreign matter with ground parallel and level at ordinary times, and whole outward appearance is succinct, effectively reduces to maintain and patrols and examines work load.
As shown in fig. 14 and 15, further, a backing plate 57 is disposed on the outer side of one pair of sides of the fixed inner shell 52, the backing plate 57 is vertically disposed between the fixed inner shell 52 and the mounting outer shell 51, and a wing plate 58 is disposed on the top of the other pair of sides of the fixed inner shell 52, and the wing plate 58 is fixedly connected to the fixed inner shell 52. The backing plate 57 and the wings 58 are provided in pairs on opposite sides of the stationary inner shell 52.
Preferably, the fixed inner shell 52 has a rectangular structure, the mounting outer shell 51 has a square structure, and the pads are disposed on two sides of the long side of the fixed inner shell 52. The backing plates are arranged on two sides of the long edge, so that the fixed inner shell 52 is matched with the lock 3 in different placing directions in the transverse and longitudinal directions, and the backing plates can be accurately aligned when being locked.
When the fixed inner shell 52 is adjusted to be installed in different directions, the wing plates are arranged on the side face opposite to the backing plate and used for flatly backing up the top end of the fixed inner shell 52 to realize the full flatness of the top face.
Further, the corner of the telescopic top plate 56 is provided with a limiting step for limiting the extension of the telescopic top plate 56 and preventing the telescopic top plate from protruding out of the telescopic locking seat 5.
As shown in fig. 3 and 4, the door leaf 1 is an arc-shaped structure, and is provided with two left and right panels, and comprises a front panel, a rear panel, side sealing plates, a partition supporting frame 11, a weighting block and a bearing arm 12, wherein the partition supporting frame 11 is arranged in an outer frame formed by the front panel, the rear panel and the side sealing plates, the weighting block is arranged in the partition supporting frame 11, and the bearing arm 12 is arranged outside the outer frame and connected with the door frame 2 through hinges.
The door leaf adopts an arched shape, so that the borne load can be effectively decomposed and borne, and the damage to the door leaf structure caused by straight impact is avoided; the box-type partition plate supporting frame is adopted to strengthen the structural strength of the door leaf; the weight is arranged to realize the enhancement of the overall resistance.
A control method of a manual and electric dual-purpose double-leaf vertical-rotation type arched protective door comprises the following steps:
s1, status detection: inputting a door opening and closing instruction, starting the electric control mechanism 41, detecting the opening and closing state of the lock 44 by the inductive switch, and detecting the position state of the door 1 by the proximity inductive switch;
s2, locking and withdrawing: when the inductive switch detects that the lock 44 is in the extending state, the second clutch is started to drive the lock 44 to retract, and then the door leaf is opened and closed; when the inductive switch detects that the lock 44 is in a retraction state, the door leaf is directly opened and closed;
s3, opening and closing the door leaf: after the lock is retracted to the proper position, the second clutch stops, the first clutch starts to drive the lifting driving wheel 43 to move, and the door leaf is driven to move to a closed position or an opened position through the real-time detection of the proximity inductive switch; when the proximity inductive switch detects that the door leaf is in a position state to be acted, the electric control mechanism 41 directly locks and locks;
s4, locking and locking: after the door leaf is in place, the first clutch stops, the second clutch starts to drive the upper lock 44 to extend out, and after the lock extends out to be in place, the opening and closing of the door leaf are completed.
Furthermore, two groups of four proximity inductive switches are arranged on each door leaf, one group is used for detecting the opening operation state of the door leaf, and the other group is used for detecting the closing operation state; and two detection devices are arranged in each group and are used for detecting two stages in the same operation cycle of the door leaf, one detection device is arranged in the preset range of the movement of the door leaf, and the other detection device is arranged at the end position of the movement of the door leaf.
Further, in step S3, the door leaf movement is divided into two phases, where the first phase is to operate the door leaf within a preset range from the initial position, the second phase is to operate from the preset range to the end position, the electric control mechanism 41 operates at full speed in the first phase, and after the door leaf movement within the preset range is detected by the proximity inductive switch, the second phase is performed, the electric control mechanism 41 changes from full-speed operation to deceleration operation until the door leaf movement is detected by the proximity inductive switch at the end position, and then the electric control mechanism 41 stops operating, thereby completing an operation cycle.
Further, electric control and manual control are included; the electric control comprises full-automatic control and single-point automatic control, wherein the full-automatic control is to control the two door leaves to be fully opened or fully closed, and the single-point automatic control is to control the single door leaf to be opened or closed and control the locking to be opened or closed; the manual control is the opening and closing of the manual control lock.
In the single-point automatic control, when the single door leaf is opened and closed, the single door leaf is opened and closed automatically. The door opening and closing control method comprises the following steps: when the electric control mechanism 41 and the clutch are started, the lifting driving wheel 43 is driven to move, the door leaf is driven to move to the closed position or the opened position through the real-time detection of the proximity inductive switch, at the moment, the locking and opening operations are not performed, and only the opening and closing operations of a single door leaf are performed. The control method for automatically opening and closing the single door leaf is carried out according to S1-S4 until the door leaf is opened and closed, and comprises two linkages of locking opening and closing and door leaf opening and closing. The control of the opening and closing of the lock is the opening and closing control of the single lock.
The full-automatic control is operated under two conditions, one is full-open, namely two door leaves are adjusted to be in a full-open state and locked to be in a withdrawing state through single-point automatic control, and at the moment, the full-automatic control door leaves are fully opened to be fully closed; the other type is full-closed, namely two door leaves are adjusted to be in a full-closed state and locked to be in a locking state through single-point automatic control, and at the moment, the full-automatic control door leaves are fully opened from full-closed state.
When the fully-opened operation is performed in the fully-opened state or the fully-closed operation is performed in the fully-closed state, the control program gives an alarm and does not perform the operation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims (10)

1. A manual and electric dual-purpose double-leaf flat-open vertical-rotation type arched protective door is characterized by comprising a door leaf (1), a door frame (2), a lifting threshold (3) and an actuating mechanism (4), wherein the door frame (2) is fixed on a wall body, the lifting threshold (3) is arranged at the bottom of the door frame (2) and matched with the door leaf (1), the door leaf (1) is connected to the door frame (2) through a hinge, and the actuating mechanism (4) is arranged on the door leaf (1);
the actuating mechanism (4) comprises a double-control actuating structure, a lifting driving wheel (43), a lock (44) and a lifter (45), the double-control actuating structure comprises an electric control mechanism (41), a hand control mechanism (42), a coupler, a steering gear and a clutch, the lifting driving wheel (43) is connected with the electric control mechanism (41) through the coupler, the steering gear and the clutch and is positioned at the far end in the door leaf, the lock (44) and the lifter (45) are connected with the electric control mechanism (41) and the hand control mechanism (42) through the coupler, the steering gear and the clutch, and the lock (44) is arranged outside the door leaf (1);
the lifting doorsill (3) is arranged in the lower door frame and comprises a lifting base (31) and a lifting mechanism (32), and the lifting base (31) is connected with the lower door frame through the lifting mechanism (32); the upper door frame is provided with an upper locking seat, the lower door frame is provided with an inclined locking device (5), the lifting doorsill (3) is provided with a locking groove, and the locking (44) is matched with the upper locking seat, the inclined locking device (5) and the locking groove;
the door is characterized in that the lock (44) is provided with an inductive switch, the door leaf (1) is provided with a proximity inductive switch, the electric control mechanism (41) is provided with a master control system, and the electric control mechanism (41), the inductive switch, the proximity inductive switch and the clutch are in signal connection with the master control system.
2. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 1, wherein: the clutch comprises a first clutch and a second clutch, and the lifting driving wheel (43) is connected with the electric control mechanism (41) through a coupler, a steering gear and the first clutch; the lock (44) and the lifter (45) are connected with the manual control mechanism (42) through a coupler and a steering gear, and are connected with the electric control mechanism (41) through a coupler, a steering gear and a second clutch.
3. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 2, wherein: the lock (44) is respectively provided with two locks up and down and comprises a lock head (441), a connector (442), a screw sleeve (443), a conversion joint (444) and a lock head seat (445), the lock head (441) is arranged at the top end of the upper lock (44) and is positioned in the lock head seat (445), the connector (442) is connected to the bottom end of the lock head (441), the conversion joint (444) is connected with the double-control execution structure, the screw sleeve (443) is fixed in the door leaf (1) through a guide seat, the upper end of the screw sleeve is fixedly connected with the connector (442), and the lower end of the screw sleeve is meshed with the conversion joint (444);
the lock head (441) is provided with a vertical sliding groove, the lock head seat (445) is provided with a limiting pin, the limiting pin is perpendicular to the lock head seat (445), and the inner end of the limiting pin is positioned in the vertical sliding groove.
4. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 2, wherein: the lifting driving wheel (43) comprises a roller (431), a wheel shaft (432), a roller frame (433), a positioning lifting frame (434), a fixing plate (435) and an adjusting hand wheel (436), the roller (431) is arranged at the bottom of the roller frame (433) through the wheel shaft (432), the wheel shaft (432) is connected with the double-control executing structure, the positioning lifting frame (434) is arranged at the top of the roller frame (433) and comprises a lifting rod and a positioning rod, the lifting rod is movably connected with the adjusting hand wheel (436) arranged on the fixing plate (435), the positioning rod is sleeved with a spring, the upper part of the positioning rod is positioned in a guide sleeve on the fixing plate (435), and the fixing plate (435) is fixedly connected in the door leaf (1); and a ball nut is arranged in the adjusting hand wheel (436), and the lifting rod is a lead screw and is meshed with the ball nut.
5. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 2, wherein: the lifting base (31) is arranged in a foundation pit of the lower door frame and comprises a lifting outer frame and a top cover plate, the top cover plate is arranged at the top of the lifting outer frame, the lifting mechanism (32) is arranged in the lifting base (31) and comprises a lifting driving mechanism, a guiding mechanism and an auxiliary bouncing mechanism, the lifting driving mechanism comprises an electric lifting device, a manual lifting device and a jacking mechanism, the electric lifting device and the manual lifting device are connected with the jacking mechanism through a commutator, and the jacking mechanism is arranged in the foundation pit and connected with the lifting base (31); the guide mechanism comprises a guide cylinder and an insertion rod, the guide cylinder is arranged in the foundation pit, and the insertion rod is arranged in the lifting base (31) and is positioned in the guide cylinder; two ends of the auxiliary bouncing mechanism are respectively hinged to the foundation pit and the lifting base (31);
the locking groove is internally provided with a locking support and a locking cover plate, the locking support is arranged in the foundation pit, and the locking cover plate is arranged at the top of the locking support and is flush with the top surface of the lifting doorsill (3) when the lifting doorsill falls down.
6. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 5, wherein: the inclined locking device (5) is arranged at the closing and opening position of a door leaf and matched with a lock (44), and comprises an installation outer shell (51), a fixed inner shell (52), a telescopic base (53), a telescopic shaft sleeve (54), a spring (55) and a telescopic top plate (56), wherein the installation outer shell (51) is installed in a lower door frame, a side sealing cover is arranged on the outer side of the installation outer shell, the fixed inner shell (52) is arranged in the installation outer shell (51), the telescopic base (53) is connected to the bottom of the installation outer shell (51), the telescopic shaft sleeve (54) is movably connected with the telescopic base (53), the bottom end of the telescopic base (53) is located in the telescopic base, the spring (55) is sleeved on the telescopic shaft sleeve (54), the lower portion of the telescopic base (53) is located in the telescopic base, and the telescopic top plate (56) is fixed.
7. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 5, wherein: the outer sides of a pair of side faces of the fixed inner shell (52) are provided with base plates (57), the base plates (57) are vertically arranged between the fixed inner shell (52) and the installation outer shell (51), the tops of the other pair of side faces of the fixed inner shell (52) are provided with wing plates (58), and the wing plates (58) are fixedly connected to the fixed inner shell (52).
8. The dual-purpose double-leaf vertical-rotation type arched protective door for both hands and electricity as claimed in claim 2, wherein: door leaf (1) are the arc structure, control and set up two, panel, side shrouding, baffle support frame (11), weight and bearing arm (12) around including, baffle support frame (11) are established in the frame is constituteed to panel and side shrouding around, the weight is established in baffle support frame (11), bearing arm (12) are established in the frame outside, are connected with door frame (2) through the hinge page or leaf.
9. The control method of the manual and electric dual-purpose double-leaf flat-open vertical-rotation type arched protective door according to any one of claims 1 to 8, characterized by comprising the following steps:
s1, status detection: a door opening and closing instruction is input, the electric control mechanism (41) is started, the induction switch detects the opening and closing state of the lock (44), and the proximity induction switch detects the position state of the door (1);
s2, locking and withdrawing: when the inductive switch detects that the lock (44) is in the extending state, the second clutch is started to drive the lock (44) to retract, and then the door leaf is opened and closed; when the inductive switch detects that the lock (44) is in a retraction state, the door leaf is directly opened and closed;
s3, opening and closing the door leaf: after the lock is retracted to the proper position, the second clutch stops, the first clutch starts to drive the lifting driving wheel (43) to move, and the door leaf is driven to move to a closed position or an opened position through the real-time detection of the proximity inductive switch; when the proximity inductive switch detects that the door leaf is in a position state to be acted, the electric control mechanism (41) directly locks and locks;
s4, locking and locking: and after the door leaf is in place, the first clutch stops, the second clutch starts to drive the upper lock (44) to extend out, and after the lock extends out to be in place, the opening and closing of the door leaf are completed.
10. The control method of the manual and electric dual-purpose double-leaf flat-open vertical rotation type arched protective door according to claim 9, characterized in that: comprises electric control and manual control; the electric control comprises full-automatic control and single-point automatic control, wherein the full-automatic control is to control the two door leaves to be fully opened or fully closed, and the single-point automatic control is to control the single door leaf to be opened or closed and control the locking to be opened or closed; the manual control is the opening and closing of the manual control lock.
CN202011424289.1A 2020-12-08 2020-12-08 Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method Pending CN112227905A (en)

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CN202011424289.1A CN112227905A (en) 2020-12-08 2020-12-08 Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method

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Application Number Priority Date Filing Date Title
CN202011424289.1A CN112227905A (en) 2020-12-08 2020-12-08 Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method

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CN209670776U (en) * 2018-09-21 2019-11-22 四川鑫旺人防设备有限公司 A kind of steel construction movable sill double-leaf protective hermatic door
CN111119694A (en) * 2020-01-15 2020-05-08 中国建筑标准设计研究院有限公司 Transition threshold protective airtight door with uniformly distributed locking
CN210738361U (en) * 2019-08-24 2020-06-12 河南省金鑫防护设备有限公司 Steel construction threshold biparting protective airtight door that lives

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CN102206984A (en) * 2011-05-26 2011-10-05 中国人民解放军总参谋部工程兵第四设计研究院 Light high-strength automatically controlled protective door
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CN209670776U (en) * 2018-09-21 2019-11-22 四川鑫旺人防设备有限公司 A kind of steel construction movable sill double-leaf protective hermatic door
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CN114541923B (en) * 2022-01-11 2023-12-26 中国建筑标准设计研究院有限公司 Three-door type barrier-free heavy protective door with emergency door and opening and closing method

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