CN118933490A - A threshold-free electrically driven flat-opening protective closed door - Google Patents

A threshold-free electrically driven flat-opening protective closed door Download PDF

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Publication number
CN118933490A
CN118933490A CN202411327314.2A CN202411327314A CN118933490A CN 118933490 A CN118933490 A CN 118933490A CN 202411327314 A CN202411327314 A CN 202411327314A CN 118933490 A CN118933490 A CN 118933490A
Authority
CN
China
Prior art keywords
door
door leaf
connecting rod
horizontal connecting
locking
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
CN202411327314.2A
Other languages
Chinese (zh)
Inventor
胡圣伟
熊科
潘志敏
王敏
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.)
Yunnan Junyuan Civil Air Defense Engineering Co ltd
Original Assignee
Yunnan Junyuan Civil Air Defense Engineering Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yunnan Junyuan Civil Air Defense Engineering Co ltd filed Critical Yunnan Junyuan Civil Air Defense Engineering Co ltd
Priority to CN202411327314.2A priority Critical patent/CN118933490A/en
Publication of CN118933490A publication Critical patent/CN118933490A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
    • 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
    • E05C9/063—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars extending along three or more sides of the wing or frame
    • 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
    • E05C9/10—Actuating mechanisms for bars
    • E05C9/16—Actuating mechanisms for bars with crank pins and connecting rods
    • 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
    • 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
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • 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
    • E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • E06B7/21—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills with sealing strip movable in plane of wing
    • 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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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention provides a side-hung type protective airtight door without a threshold, which comprises: the door frame is poured in the door frame wall; the door leaf is hinged with the door frame; a locking mechanism connected to the door leaf, the locking mechanism being capable of fixing the door leaf to the door frame after the door leaf is closed; the sealing beam is arranged at the bottom of the door leaf and is connected with the locking mechanism, and the sealing beam can seal the bottom of the door leaf and the door frame. The airtight door has the characteristics of strong driving capability, compact structure and convenient maintenance. The bottom of the airtight door is designed without a threshold and a trench, the sealing beam which can be lifted is linked with the opening and closing process of the locking mechanism, the independent operation of personnel is not needed, and the barrier-free passing of vehicles and personnel can be realized. The opening and closing device, the locking mechanism and the position locking device are all driven by motors, so that the maintenance is convenient and the manufacturing cost is low.

Description

Electric-driven side-hung protective airtight door without threshold
Technical Field
The invention relates to the technical field of civil air defense doors, in particular to a side-hung type protective airtight door without a threshold electrically driven.
Background
The protective airtight door in the protective engineering can effectively prevent shock waves and toxic gases from entering into work, and plays an important role in guaranteeing the life and property safety of people in the war. Besides the protective airtight performance affecting the functions, the usability and the guarantee of the barrier-free passing of vehicles and personnel are also important measurement factors of the advantages and disadvantages of the vehicles and the personnel.
The operation mode of the protective equipment is changed from a traditional manual operation mode to an automatic operation mode, and the automatic operation mode has the advantages of quick door closing, reliable locking, capability of remotely and uniformly regulating and controlling a plurality of sets of equipment and the like. The number of operators can be obviously reduced in the peacetime conversion stage or the war time, and the operation labor intensity is reduced. The remote operation can improve the safety of operators, realize the whole protection engineering and realize the joint defense joint control of a plurality of defense mouths. On the other hand, the common fixed threshold type protective airtight door needs to be paved with a special ramp plate to ensure the passing of vehicles and personnel, and the valve threshold type protective airtight door is unfavorable for realizing the efficient automatic control of equipment because of the fact that the bottom sealing structure of the valve threshold type protective airtight door needs to be installed by a manual bolt on site.
The automatic driving technology of the protective equipment mostly adopts an electric driving technology or a hydraulic driving technology, and the hydraulic driving technology has the advantages of strong driving capability, but has the defects of high manufacturing cost, complex system, large occupied volume of a driving pump station and difficult maintenance. The existing electric driving scheme is usually driven by a motor, is limited by the volume of the motor under the condition of limited space, has limited opening and closing capacity, and is difficult to meet the requirement of a protective airtight door with large dead weight or a protective airtight door with other opening and closing loads.
How to realize the automatic driving function of the protective equipment, improve the capability of a driving system, reduce the manufacturing cost of the driving system, reduce the space occupation and the maintenance difficulty, and is a technical problem that the protective equipment needs to be focused and solved at present.
Disclosure of Invention
The invention aims to provide a side-hung type protective airtight door without a threshold electrically driven, which has the characteristics of strong driving capability, compact structure and convenient maintenance. The bottom of the equipment adopts a doorsill-free and trench-free design, the bottom sealing structure is linked with the opening and closing process of the door leaf, personnel are not required to operate independently, and the accessible traffic of vehicles and personnel can be realized.
In order to achieve the above object, the present invention provides the following technical solutions:
A no threshold electrically driven flat-open protective airtight door, protective airtight door locates the both ends mouth department in tunnel, protective airtight door includes: the door frame is poured in the door frame wall; the door leaf is hinged with the door frame; a locking mechanism connected to the door leaf, the locking mechanism being capable of fixing the door leaf to the door frame after the door leaf is closed; the sealing beam is arranged at the bottom of the door leaf and is connected with the locking mechanism, and the sealing beam can seal the bottom of the door leaf and the door frame.
Further, in the above electrically-driven side-hung type protective airtight door without a threshold, the protective airtight door further comprises an opening and closing device, the opening and closing device comprises a first electric push rod, a first support and a second support, the first support is arranged on the door leaf, the second support is arranged on the door frame, the fixed end of the first electric push rod is hinged with the second support, the output end of the first electric push rod is hinged with the first support, and the opening angle of the door leaf relative to the door frame can be controlled by controlling the push-out length of the first electric push rod; the first electric push rod is driven by a first motor.
Further, in the above electrically-driven side-hung protective airtight door without a threshold, the door frame includes a lower threshold, an upper frame and a side frame, and an anchoring hook is provided at the periphery of the door frame; a door shaft is vertically arranged on one side frame, a hinge is arranged on the door shaft, and the door leaf is hinged with the door shaft through the hinge; the joint surfaces of the upper frame and the side frame and the door leaf are respectively provided with a first sealing rubber strip; the upper surface of the sill is flush with the ground.
Further, in the above-mentioned sill-free electrically driven side-hung type protective airtight door, the locking mechanism includes a speed reducer, a driving device, a first transmission unit and a second transmission unit, the speed reducer is disposed in the door leaf, the speed reducer includes an input end and two output ends, the output end of the driving device is connected with the input end of the speed reducer, the first transmission unit is connected with one output end of the speed reducer, an upper lock head is connected to the upper portion of the first transmission unit, a locking seat is disposed on the upper portion of the door leaf, a lock hole is disposed on the upper frame, when the driving device drives the speed reducer, the upper lock head can enter or slide out of the locking seat, and after the upper lock head slides out of the locking seat, the upper end of the upper lock head can enter the lock hole of the upper frame; the second transmission unit is connected with one output end of the speed reducer, the lower part of the second transmission unit is connected with a lower lock head, a lock hole is formed in the lower sill, and when the driving device drives the speed reducer, the lower end of the lower lock head can enter the lock hole of the lower sill; the speed reducer is a worm gear speed reducer, and position sensors are arranged at the fully locked position and the fully unlocked position of the locking mechanism.
Further, in the above sill-free electrically driven side-hung protective airtight door, the first transmission unit includes a vertical link, a first reverser, a first horizontal link, a second horizontal link, a first crank, a first telescopic link, a third horizontal link, a fourth horizontal link, a second crank and a second telescopic link, the first reverser includes an input end and two output ends, the output end of the decelerator is connected with the input end of the first reverser through the vertical link, one end of the first horizontal link is connected with one output end of the first reverser, the other end of the first horizontal link is connected with one end of the second horizontal link, the other end of the second horizontal link is connected with a side wall in the width direction of the door leaf, one end of the first crank is rotatably connected with the middle of the second horizontal link, the other end of the first crank is connected with the input end of the first telescopic link, and the output end of the first telescopic link is connected with one lock; one end of the third horizontal connecting rod is connected with the other output end of the first reverser, the other end of the third horizontal connecting rod is connected with one end of the fourth horizontal connecting rod, the other end of the fourth horizontal connecting rod is connected with the other side wall of the door leaf in the width direction, one end of the second crank is rotationally connected with the middle part of the fourth horizontal connecting rod, the other end of the second crank is connected with the input end of the second telescopic rod, and the output end of the second telescopic rod is connected with one upper lock head.
Further, in the above sill-free electrically driven side-hung type protective airtight door, the second transmission unit includes a second reverser, a fifth horizontal link, a sixth horizontal link, a third crank, a third telescopic link, a seventh horizontal link, an eighth horizontal link, a fourth crank and a fourth telescopic link, the second reverser includes an input end and two output ends, the output end of the decelerator is connected with the input end of the second reverser through the vertical link, one end of the fifth horizontal link is connected with one output end of the second reverser, the other end of the fifth horizontal link is connected with one end of the sixth horizontal link, the other end of the sixth horizontal link is connected with a side wall in the width direction of the door leaf, one end of the third crank is rotatably connected with the middle part of the sixth horizontal link, the other end of the third crank is connected with the input end of the third telescopic link, and the output end of the third telescopic link is connected with the lower lock; one end of the seventh horizontal connecting rod is connected with the other output end of the second reverser, the other end of the seventh horizontal connecting rod is connected with one end of the eighth horizontal connecting rod, the other end of the eighth horizontal connecting rod is connected with the other side wall of the door leaf in the width direction, one end of the fourth crank is rotationally connected with the middle part of the eighth horizontal connecting rod, the other end of the fourth crank is connected with the input end of the fourth telescopic rod, and the output end of the fourth telescopic rod is connected with the lower lock head.
Further, in the above electrically-driven side-hung protective airtight door without a threshold, the length of the sealing beam is consistent with the width of the door leaf, the lower ends of the third telescopic rod and the fourth telescopic rod are connected with the upper end of the sealing beam, a plurality of lower locking heads are arranged on one side wall of the sealing beam, and second sealing adhesive tapes are arranged on the joint surfaces of the sealing beam and the door leaf and the joint surfaces of the sealing beam and the door frame; the sealing beam is provided with a plurality of limiting assemblies, each limiting assembly comprises a limiting groove, a limiting column and a limiting screw rod, each limiting groove is arranged on the door leaf, the upper end of each sealing beam is connected with the lower end of each limiting column, the upper part of each limiting column is provided with each limiting screw rod, and one end of each limiting screw rod is located in each limiting groove; the lower end of the door leaf and the door frame are provided with gaps, when the driving device drives the speed reducer, the sealing beam can ascend or descend, when the sealing beam descends, the sealing beam can seal the gaps between the door leaf and the door frame, and meanwhile, the lower lock head can slide into a lock hole on the lower sill.
Further, in the above electrically driven side-hung protective airtight door without a threshold, the driving device includes: the device comprises an engine, a chain, a first sprocket and a second sprocket, wherein the first sprocket is arranged at the input end of the speed reducer, the second sprocket is arranged at the output end of the engine, and the first sprocket is connected with the second sprocket through the chain; the door leaf is characterized in that one surface, close to the inside of the tunnel, of the door leaf is an inner surface, one surface, far away from the inside of the tunnel, of the door leaf is an outer surface, and the door leaf further comprises a first hand wheel and a second hand wheel, wherein the first hand wheel and the second hand wheel are coaxially arranged with the first chain wheel, the first hand wheel is arranged on one side of the outer surface of the door leaf, and the second hand wheel is arranged on one side of the inner surface of the door leaf; the engine is an electric engine.
Further, in the above sill-free electrically driven side-hung type protective airtight door, the protective airtight door further comprises a position locking device, the position locking device comprises a locking bolt, a second electric push rod, a first guide support and a locking support, the second electric push rod and the first guide support are both installed on the door leaf, the output end of the second electric push rod is connected with the upper end of the locking bolt, the locking support is poured on a terrace, a locking hole for inserting the locking bolt is formed in the locking support, and the lower end of the locking bolt can enter the locking hole of the locking support after passing through the first guide support; the second electric push rod is driven by a second motor; when the door leaf is completely opened, the second electric push rod drives the locking bolt to be inserted into the lock hole of the locking support, and locking of the full-open position of the door leaf is completed.
Further, in the above electrically-driven side-hung protective airtight door without a threshold, the protective airtight door further comprises a supporting device, the supporting device comprises a roller, a fixed support and a second guide support, the fixed support is arranged on one side wall of the door leaf, the roller is mounted on the fixed support, the second guide support is poured on a terrace, and the position of the second guide support corresponds to the position when the door leaf is completely opened; the upper surface of second direction support is provided with deflector and backup pad, the upper surface of deflector is the inclined plane, the upper surface of backup pad is the plane, when the door leaf is close to full open position, the gyro wheel can roll to under the guide of deflector in the backup pad.
Analysis shows that the invention discloses a side-hung type protective airtight door without a threshold electrically driven, which has the characteristics of strong driving capability, compact structure and convenient maintenance. The bottom of the airtight door is designed without a threshold and a trench, the sealing beam which can be lifted is linked with the opening and closing process of the locking mechanism, the independent operation of personnel is not needed, and the barrier-free passing of vehicles and personnel can be realized. The opening and closing device, the locking mechanism and the position locking device are all driven by motors, and compared with a hydraulic driving scheme, the hydraulic driving device has the advantages of simple system, convenience in maintenance and low manufacturing cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. Wherein:
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is another schematic perspective view of an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a door leaf in a fully opened position according to an embodiment of the present invention.
Fig. 4 is a schematic perspective view of another embodiment of the present invention when the door leaf is in the fully opened position.
Fig. 5 is a schematic perspective view showing an assembly of a locking mechanism and a sealing beam according to an embodiment of the present invention.
FIG. 6 is a schematic diagram of a locking mechanism according to an embodiment of the present invention.
Reference numerals illustrate: 1, a door frame; 11, lowering a threshold; 12 upper frame; 13 side frames; 14 anchoring hooks; 15 door shafts; 16 hinge pages; 17 door frame walls; 18 a first sealing rubber strip; 19 a second sealing rubber strip; 2 door leaves; 3, sealing the beam; 31 limit grooves; 32 limit posts; 33 limit screws; 4, an opening and closing device; 41 a first electric push rod; 42 a first support; 43 a second mount; 44 a first motor; 5 a locking mechanism; a 51 speed reducer; 52 driving means; 53 vertical links; 54 a first commutator; 55 a first horizontal link; 56 a second horizontal link; 57 a first crank; 58 a first telescoping rod; 59 a third horizontal link; a fourth horizontal link 60; a second crank 61; a second telescoping rod 62; 63 locking heads; a second commutator 64; 65 a fifth horizontal link; 66 a sixth horizontal link; 67 third crank; 68 a third telescopic rod; 69 seventh horizontal link; 70 an eighth horizontal link; 71 a fourth crank; a fourth telescoping rod 72; 73 lower lock heads; a 74 engine; 75 chains; 76 locking seats; 77a first hand wheel; 78 a second hand wheel; 8 locking means; 81 a dead bolt; 82 a second electric push rod; 83 a first guide abutment; 84 locking the support; 85 a first motor; 9 supporting means; 91 rollers; 92 fixing the support; 93 second guide support; 94 guide plates; 95 support plates.
Detailed Description
The invention will be described in detail below with reference to the drawings in connection with embodiments. The examples are provided by way of explanation of the invention and not limitation of the invention. Indeed, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit of the invention. For example, features illustrated or described as part of one embodiment can be used on another embodiment to yield still a further embodiment. Accordingly, it is intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and their equivalents.
In the description of the present invention, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. The terms "coupled," "connected," and "configured" as used herein are to be construed broadly and may be, for example, fixedly connected or detachably connected; can be directly connected or indirectly connected through an intermediate component; either a wired electrical connection, a radio connection or a wireless communication signal connection, the specific meaning of which terms will be understood by those of ordinary skill in the art as the case may be.
One or more examples of the invention are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the invention. As used herein, the terms "first," "second," and "third," etc. are used interchangeably to distinguish one component from another and are not intended to represent the location or importance of the individual components.
As shown in fig. 1 to 6, according to an embodiment of the present invention, there is provided a swing type protective airtight door electrically driven without a threshold, the protective airtight door being provided at both ports of a tunnel, as shown in fig. 1 and 2, the protective airtight door comprising: the door frame 1, the door frame 1 is poured into the door frame wall 17; a door leaf 2, wherein the door leaf 2 is hinged with the door frame 1; a locking mechanism 5, wherein the locking mechanism 5 is connected with the door leaf 2, and the locking mechanism 5 can fix the door leaf 2 on the door frame 1 after the door leaf 2 is closed; sealing beam 3, sealing beam 3 sets up in the bottom of door leaf 2, and sealing beam 3 is connected with latching mechanism 5, and sealing beam 3 can seal between the bottom of door leaf 2 and door frame 1. The gap between the door leaf 2 and the lower sill 11 of the door frame 1 can be sealed when the door leaf 2 is closed through the sealing beam 3, so that shock waves and toxic gases are prevented from entering the tunnel, and the life and property safety of people is guaranteed in the war. The sealing beam 3 can also prevent external water from flowing into the tunnel, so that the protective airtight door has a flood prevention function.
Further, as shown in fig. 3, the protective airtight door further comprises an opening and closing device 4, the opening and closing device 4 comprises a first electric push rod 41, a first support 42 and a second support 43, the first support 42 is arranged on the door leaf 2, the second support 43 is arranged on the door frame 1, the fixed end of the first electric push rod 41 is hinged with the second support 43, the output end of the first electric push rod 41 is hinged with the first support 42, the opening angle of the door leaf 2 relative to the door frame 1 can be controlled by controlling the push-out length of the first electric push rod 41, and the automatic opening and closing function of the door leaf 2 is realized. The first electric push rod 41 is driven by the first motor 44, and has the advantages of simple system, convenient maintenance and lower manufacturing cost compared with a hydraulic driving scheme.
Further, as shown in fig. 4, the door frame 1 comprises a lower sill 11, an upper frame 12 and a side frame 13, an anchoring hook 14 is arranged on the periphery of the door frame 1, the door frame 1 is poured into a tunnel through the anchoring hook 14, and the stability of the connection between the door frame 1 and a door frame wall 17 is enhanced; a door shaft 15 is vertically arranged on one side frame 13, a hinge 16 is arranged on the door shaft 15, and the door leaf 2 is hinged with the door shaft 15 through the hinge 16; the joint surfaces of the upper frame 12, the side frames 13 and the door leaf 2 are provided with first sealing rubber strips 18, and the compression amount of the first sealing rubber strips 18 can be controlled by controlling the size of the upper lock head 63, so that the sealing effect is guaranteed. The upper surface of the sill 11 is flush with the ground, and at the place where the equipment is located, the road surface is free of any obstacle and trench, so that the unobstructed passage of vehicles and personnel can be realized.
Further, as shown in fig. 5 and 6, the locking mechanism 5 includes a speed reducer 51, a driving device 52, a first transmission unit and a second transmission unit, the speed reducer 51 is disposed in the door leaf 2, the speed reducer 51 includes an input end and two output ends, the output end of the driving device 52 is connected with the input end of the speed reducer 51, the first transmission unit is connected with one output end of the speed reducer 51, an upper lock 63 is connected with an upper portion of the first transmission unit, a locking seat 76 is disposed at an upper portion of the door leaf 2, a lock hole is disposed on the upper frame 12, when the driving device 52 drives the speed reducer 51, the upper lock 63 can enter or slide out of the locking seat 76, and after the upper lock 63 slides out of the locking seat 76, an upper end of the upper lock 63 can enter the lock hole of the upper frame 12; the second transmission unit is connected with one output end of the speed reducer 51, the lower part of the second transmission unit is connected with a lower lock head 73, a lock hole is formed in the lower sill 11, and when the driving device 52 drives the speed reducer 51, the lower end of the lower lock head 73 can enter the lock hole of the lower sill 11; the speed reducer 51 is a worm gear speed reducer 51, the position sensors are arranged at the fully locking and fully unlocking positions of the locking mechanism 5, and the driving device 52 controls the positions of the upper lock 63 and the lower lock 73 through the position sensors, so that the automatic locking and unlocking functions of the airtight door are realized.
Further, the first transmission unit is located above the speed reducer 51, the first transmission unit includes a vertical link 53, a first reverser 54, a first horizontal link 55, a second horizontal link 56, a first crank 57, a first telescopic link 58, a third horizontal link 59, a fourth horizontal link 60, a second crank 61 and a second telescopic link 62, the first reverser 54 includes an input end and two output ends, the output end of the speed reducer 51 is connected with the input end of the first reverser 54 through the vertical link 53, one end of the first horizontal link 55 is connected with one output end of the first reverser 54, the other end of the first horizontal link 55 is connected with one end of the second horizontal link 56, the other end of the second horizontal link 56 is connected with a side wall in the width direction of the door leaf 2, one end of the first crank 57 is rotatably connected with the middle part of the second horizontal link 56, the other end of the first crank 57 is connected with the input end of the first telescopic link 58, and the output end of the first telescopic link 58 is connected with an up lock 63; one end of the third horizontal connecting rod 59 is connected with the other output end of the first reverser 54, the other end of the third horizontal connecting rod 59 is connected with one end of the fourth horizontal connecting rod 60, the other end of the fourth horizontal connecting rod 60 is connected with the other side wall in the width direction of the door leaf 2, one end of the second crank 61 is rotatably connected with the middle part of the fourth horizontal connecting rod 60, the other end of the second crank 61 is connected with the input end of the second telescopic rod 62, and the output end of the second telescopic rod 62 is connected with an upper lock 63. The first reverser 54 and the first horizontal connecting rod 55 and the second horizontal connecting rod 56 are all hinged.
Further, the second transmission unit is located below the speed reducer 51, the second transmission unit includes a second reverser 64, a fifth horizontal connecting rod 65, a sixth horizontal connecting rod 66, a third crank 67, a third telescopic rod 68, a seventh horizontal connecting rod 69, an eighth horizontal connecting rod 70, a fourth crank 71 and a fourth telescopic rod 72, the second reverser 64 includes an input end and two output ends, the output end of the speed reducer 51 is connected with the input end of the second reverser 64 through the vertical connecting rod 53, one end of the fifth horizontal connecting rod 65 is connected with one output end of the second reverser 64, the other end of the fifth horizontal connecting rod 65 is connected with one end of the sixth horizontal connecting rod 66, the other end of the sixth horizontal connecting rod 66 is connected with one side wall of the door leaf 2 in the width direction, one end of the third crank 67 is rotatably connected with the middle of the sixth horizontal connecting rod 66, the other end of the third crank 67 is connected with the input end of the third telescopic rod 68, and the output end of the third telescopic rod 68 is connected with a lower lock 73; one end of the seventh horizontal link 69 is connected to the other output end of the second reverser 64, the other end of the seventh horizontal link 69 is connected to one end of the eighth horizontal link 70, the other end of the eighth horizontal link 70 is connected to the other side wall in the width direction of the door leaf 2, one end of the fourth crank 71 is rotatably connected to the middle part of the eighth horizontal link 70, the other end of the fourth crank 71 is connected to the input end of the fourth telescopic link 72, and the output end of the fourth telescopic link 72 is connected to the lower lock 73.
Further, the length of the sealing beam 3 is consistent with the width of the door leaf 2, the lower ends of the third telescopic rod 68 and the fourth telescopic rod 72 are connected with the upper end of the sealing beam 3, a plurality of lower lock heads 73 are arranged on one side wall of the sealing beam 3, the plurality of lower lock heads 73 are uniformly distributed on the sealing beam 3, the number of the lower lock heads 73 can be increased or decreased according to actual requirements, the joint surfaces of the sealing beam 3 and the door leaf 2 and the joint surfaces of the sealing beam 3 and the door frame 1 are both provided with second sealing rubber strips 19, the joint surfaces of the sealing beam 3 and the door leaf 2 and the door frame 1 are sealed by the second sealing rubber strips 19, the compression amount of the second sealing rubber strips 19 can be controlled by controlling the sizes of the lower lock heads 73, and then the sealing effect is guaranteed. The sealing beam 3 is provided with a plurality of limiting assemblies, each limiting assembly comprises a limiting groove 31, a limiting column 32 and a limiting screw 33, the limiting grooves 31 are formed in the door leaf 2, the upper ends of the sealing beam 3 are connected with the lower ends of the limiting columns 32, the upper parts of the limiting columns 32 are provided with the limiting screws 33, one ends of the limiting screws 33 are located in the limiting grooves 31, one ends of the limiting screws 33 can slide in the limiting grooves 31, and the ascending or descending positions of the sealing beam 3 can be limited through the limiting assemblies; the lower end of the door leaf 2 is provided with a gap between the door frame 1 and the sealing beam, the sealing beam is linked with the locking mechanism 5, when the driving device 52 drives the speed reducer 51, the sealing beam 3 can ascend or descend, when the sealing beam 3 descends, the sealing beam 3 can seal the gap between the door leaf 2 and the door frame 1, and meanwhile, the lower lock head 73 can slide into a lock hole on the lower sill 11. The sealing beam 3 is linked with the locking mechanism 5, and in the locking opening or closing process, the bottom of the door leaf 2 is sealed with the road surface, the independent operation of personnel is not needed, and the barrier-free passing of vehicles and personnel is ensured.
Further, as shown in fig. 3, the driving device 52 includes: the engine 74, the chain 75, the first sprocket and the second sprocket, the first sprocket is arranged at the input end of the speed reducer 51, the second sprocket is arranged at the output end of the engine 74, and the first sprocket and the second sprocket are connected through the chain 75; the surface of the door leaf 2 close to the inside of the tunnel is an inner surface, and the surface of the door leaf 2 far away from the inside of the tunnel is an outer surface. The protective airtight door further comprises a first hand wheel 77 and a second hand wheel 78, wherein the first hand wheel 77 and the second hand wheel 78 are coaxially arranged with the first chain wheel, the first hand wheel 77 is arranged on one side of the outer surface of the door leaf 2, and the second hand wheel 78 is arranged on one side of the inner surface of the door leaf 2; the engine 74 is an electric engine. Automatic control is achieved by the engine 74 as a drive source. The locking mechanism 5 can be actuated manually by either the first hand wheel 77 or the second hand wheel 78.
Further, the protective airtight door further comprises a position locking device 8, the position locking device 8 comprises a locking bolt 81, a second electric push rod 82, a first guide support 83 and a locking support 84, the second electric push rod 82 and the first guide support 83 are both arranged on the door leaf 2, the output end of the second electric push rod 82 is connected with the upper end of the locking bolt 81, the locking support 84 is poured on a terrace of the wave facing surface of the door leaf 2, a locking hole for inserting the locking bolt 81 is formed in the locking support 84, and the lower end of the locking bolt 81 can enter the locking hole of the locking support 84 after passing through the first guide support 83; when the door 2 is fully opened, the second electric push rod 82 drives the locking bolt 81 to be inserted into the lock hole of the locking support 84, so that the door 2 can be fixed at the fully opened position. The second electric push rod 82 is driven by the second motor, and has the advantages of simple system, convenient maintenance and lower manufacturing cost compared with the hydraulic driving scheme.
Further, the protective airtight door also comprises a supporting device 9, the supporting device 9 comprises a roller 91, a fixed support 92 and a second guide support 93, the fixed support 92 is arranged on one side wall of the door leaf 2, the roller 91 is arranged on the fixed support 92, the second guide support 93 is poured on a terrace of a wave facing surface of the door leaf 2, and the position of the second guide support 93 corresponds to the position when the door leaf 2 is completely opened; the upper surface of second guide support 93 is provided with deflector 94 and backup pad 95, and the upper surface of deflector 94 is the inclined plane, and the upper surface of backup pad 95 is the plane, and when door leaf 2 was close full open position, gyro wheel 91 can roll to backup pad 95 under the guide of deflector 94, and when door leaf 2 was in full open position, gyro wheel 91 can provide the support for door leaf 2, guarantees the stability of door leaf 2.
From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:
the utility model provides a no threshold electricity driven flat-open protection airtight door, this airtight door has the strong, compact structure, maintains the convenient characteristics of maintenance of driving capability. The bottom of the airtight door is designed without a threshold and a trench, the sealing beam 3 which can be lifted is linked with the opening and closing process of the locking mechanism 5, the independent operation of personnel is not needed, and the barrier-free passing of vehicles and personnel can be realized. The opening and closing device 4, the locking mechanism 5 and the position locking device 8 are all driven by motors, and compared with a hydraulic driving scheme, the hydraulic driving device has the advantages of simple system, convenient maintenance and low manufacturing cost.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a no threshold electricity driven flat-open protection airtight door, the both ends mouth department in tunnel is located to protection airtight door, its characterized in that, protection airtight door includes:
the door frame is poured in the door frame wall;
the door leaf is hinged with the door frame;
A locking mechanism connected to the door leaf, the locking mechanism being capable of fixing the door leaf to the door frame after the door leaf is closed;
The sealing beam is arranged at the bottom of the door leaf and is connected with the locking mechanism, and the sealing beam can seal the bottom of the door leaf and the door frame.
2. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 1,
The protective airtight door further comprises an opening and closing device, the opening and closing device comprises a first electric push rod, a first support and a second support, the first support is arranged on the door leaf, the second support is arranged on the door frame, the fixed end of the first electric push rod is hinged with the second support, the output end of the first electric push rod is hinged with the first support, and the opening angle of the door leaf relative to the door frame can be controlled by controlling the push-out length of the first electric push rod;
The first electric push rod is driven by a first motor.
3. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 1,
The door frame comprises a lower threshold, an upper frame and side frames, and an anchoring hook is arranged on the periphery of the door frame;
A door shaft is vertically arranged on one side frame, a hinge is arranged on the door shaft, and the door leaf is hinged with the door shaft through the hinge;
the joint surfaces of the upper frame and the side frame and the door leaf are respectively provided with a first sealing rubber strip;
the upper surface of the sill is flush with the ground.
4. A rocker-less electrically driven side-hung protective enclosure according to claim 3,
The locking mechanism comprises a speed reducer, a driving device, a first transmission unit and a second transmission unit, wherein the speed reducer is arranged in the door leaf, the speed reducer comprises an input end and two output ends, the output end of the driving device is connected with the input end of the speed reducer, the first transmission unit is connected with one output end of the speed reducer, the upper part of the first transmission unit is connected with an upper lock head, the upper part of the door leaf is provided with a locking seat, the upper frame is provided with a locking hole, when the driving device drives the speed reducer, the upper lock head can enter or slide out of the locking seat, and after the upper lock head slides out of the locking seat, the upper end of the upper lock head can enter the locking hole of the upper frame;
The second transmission unit is connected with one output end of the speed reducer, the lower part of the second transmission unit is connected with a lower lock head, a lock hole is formed in the lower sill, and when the driving device drives the speed reducer, the lower end of the lower lock head can enter the lock hole of the lower sill;
The speed reducer is a worm gear speed reducer, and position sensors are arranged at the fully locked position and the fully unlocked position of the locking mechanism.
5. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 4,
The first transmission unit comprises a vertical connecting rod, a first reverser, a first horizontal connecting rod, a second horizontal connecting rod, a first crank, a first telescopic rod, a third horizontal connecting rod, a fourth horizontal connecting rod, a second crank and a second telescopic rod, wherein the first reverser comprises an input end and two output ends, the output end of the speed reducer is connected with the input end of the first reverser through the vertical connecting rod, one end of the first horizontal connecting rod is connected with one output end of the first reverser, the other end of the first horizontal connecting rod is connected with one end of the second horizontal connecting rod, the other end of the second horizontal connecting rod is connected with one side wall of the door leaf in the width direction, one end of the first crank is rotationally connected with the middle of the second horizontal connecting rod, the other end of the first crank is connected with the input end of the first telescopic rod, and the output end of the first telescopic rod is connected with an upper lock;
one end of the third horizontal connecting rod is connected with the other output end of the first reverser, the other end of the third horizontal connecting rod is connected with one end of the fourth horizontal connecting rod, the other end of the fourth horizontal connecting rod is connected with the other side wall of the door leaf in the width direction, one end of the second crank is rotationally connected with the middle part of the fourth horizontal connecting rod, the other end of the second crank is connected with the input end of the second telescopic rod, and the output end of the second telescopic rod is connected with one upper lock head.
6. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 5,
The second transmission unit comprises a second reverser, a fifth horizontal connecting rod, a sixth horizontal connecting rod, a third crank, a third telescopic rod, a seventh horizontal connecting rod, an eighth horizontal connecting rod, a fourth crank and a fourth telescopic rod, wherein the second reverser comprises an input end and two output ends, the output end of the speed reducer is connected with the input end of the second reverser through the vertical connecting rod, one end of the fifth horizontal connecting rod is connected with one output end of the second reverser, the other end of the fifth horizontal connecting rod is connected with one end of the sixth horizontal connecting rod, the other end of the sixth horizontal connecting rod is connected with one side wall of the door leaf in the width direction, one end of the third crank is rotatably connected with the middle of the sixth horizontal connecting rod, the other end of the third crank is connected with the input end of the third telescopic rod, and the output end of the third telescopic rod is connected with the lower lock;
One end of the seventh horizontal connecting rod is connected with the other output end of the second reverser, the other end of the seventh horizontal connecting rod is connected with one end of the eighth horizontal connecting rod, the other end of the eighth horizontal connecting rod is connected with the other side wall of the door leaf in the width direction, one end of the fourth crank is rotationally connected with the middle part of the eighth horizontal connecting rod, the other end of the fourth crank is connected with the input end of the fourth telescopic rod, and the output end of the fourth telescopic rod is connected with the lower lock head.
7. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 6,
The length of the sealing beam is consistent with the width of the door leaf, the lower end of the third telescopic rod and the lower end of the fourth telescopic rod are connected with the upper end of the sealing beam, a plurality of lower locking heads are arranged on one side wall of the sealing beam, and second sealing adhesive tapes are arranged on the joint surfaces of the sealing beam and the door leaf and the joint surfaces of the sealing beam and the door frame;
The sealing beam is provided with a plurality of limiting assemblies, each limiting assembly comprises a limiting groove, a limiting column and a limiting screw rod, each limiting groove is arranged on the door leaf, the upper end of each sealing beam is connected with the lower end of each limiting column, the upper part of each limiting column is provided with each limiting screw rod, and one end of each limiting screw rod is located in each limiting groove;
The lower end of the door leaf and the door frame are provided with gaps, when the driving device drives the speed reducer, the sealing beam can ascend or descend, when the sealing beam descends, the sealing beam can seal the gaps between the door leaf and the door frame, and meanwhile, the lower lock head can slide into a lock hole on the lower sill.
8. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 5,
The driving device includes: the device comprises an engine, a chain, a first sprocket and a second sprocket, wherein the first sprocket is arranged at the input end of the speed reducer, the second sprocket is arranged at the output end of the engine, and the first sprocket is connected with the second sprocket through the chain;
The door leaf is characterized in that one surface, close to the inside of the tunnel, of the door leaf is an inner surface, one surface, far away from the inside of the tunnel, of the door leaf is an outer surface, and the door leaf further comprises a first hand wheel and a second hand wheel, wherein the first hand wheel and the second hand wheel are coaxially arranged with the first chain wheel, the first hand wheel is arranged on one side of the outer surface of the door leaf, and the second hand wheel is arranged on one side of the inner surface of the door leaf;
the engine is an electric engine.
9. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 1,
The protective airtight door further comprises a position locking device, the position locking device comprises a locking bolt, a second electric push rod, a first guide support and a locking support, the second electric push rod and the first guide support are both arranged on the door leaf, the output end of the second electric push rod is connected with the upper end of the locking bolt, the locking support is poured on a terrace, a locking hole for inserting the locking bolt is formed in the locking support, and the lower end of the locking bolt can enter the locking hole of the locking support after penetrating through the first guide support;
the second electric push rod is driven by a second motor;
When the door leaf is completely opened, the second electric push rod drives the locking bolt to be inserted into the lock hole of the locking support, and locking of the full-open position of the door leaf is completed.
10. The electrically driven side-hung protective enclosure door without a threshold as defined in claim 1,
The protective airtight door further comprises a supporting device, the supporting device comprises a roller, a fixed support and a second guide support, the fixed support is arranged on one side wall of the door leaf, the roller is arranged on the fixed support, the second guide support is poured on a terrace, and the position of the second guide support corresponds to the position when the door leaf is completely opened;
The upper surface of second direction support is provided with deflector and backup pad, the upper surface of deflector is the inclined plane, the upper surface of backup pad is the plane, when the door leaf is close to full open position, the gyro wheel can roll to under the guide of deflector in the backup pad.
CN202411327314.2A 2024-09-23 2024-09-23 A threshold-free electrically driven flat-opening protective closed door Pending CN118933490A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202411327314.2A CN118933490A (en) 2024-09-23 2024-09-23 A threshold-free electrically driven flat-opening protective closed door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202411327314.2A CN118933490A (en) 2024-09-23 2024-09-23 A threshold-free electrically driven flat-opening protective closed door

Publications (1)

Publication Number Publication Date
CN118933490A true CN118933490A (en) 2024-11-12

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ID=93346853

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202411327314.2A Pending CN118933490A (en) 2024-09-23 2024-09-23 A threshold-free electrically driven flat-opening protective closed door

Country Status (1)

Country Link
CN (1) CN118933490A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120819291A (en) * 2025-09-17 2025-10-21 广州地铁设计研究院股份有限公司 Electric threshold-free double-leaf lightweight civil air defense door

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120819291A (en) * 2025-09-17 2025-10-21 广州地铁设计研究院股份有限公司 Electric threshold-free double-leaf lightweight civil air defense door
CN120819291B (en) * 2025-09-17 2025-12-30 广州地铁设计研究院股份有限公司 Electric thresholdless double-leaf lightweight air-raid shelter door

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