CN118187622A - Steel structure double-leaf floating protective airtight door - Google Patents
Steel structure double-leaf floating protective airtight door Download PDFInfo
- Publication number
- CN118187622A CN118187622A CN202410619627.9A CN202410619627A CN118187622A CN 118187622 A CN118187622 A CN 118187622A CN 202410619627 A CN202410619627 A CN 202410619627A CN 118187622 A CN118187622 A CN 118187622A
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- China
- Prior art keywords
- locking
- door
- door frame
- steel structure
- door body
- 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.)
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- 238000007667 floating Methods 0.000 title claims abstract description 28
- 230000001681 protective effect Effects 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 20
- 239000010959 steel Substances 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 63
- 230000005540 biological transmission Effects 0.000 claims abstract description 55
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000007704 transition Effects 0.000 claims description 16
- 230000013011 mating Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 11
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—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
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- 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
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- 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
-
- 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
- E05C9/006—Details of 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
- E05C9/10—Actuating mechanisms for bars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention relates to a steel structure double-leaf floating protective airtight door, belonging to the technical field of building doors and windows. The door comprises a door frame, wherein two door bodies which can be opened in a rotating way are arranged in the door frame in a mirror symmetry way, the two door bodies are arranged in the door frame in a floating way, and the floating installation comprises the left-right or front-back movement of the door bodies in the door frame; the inner side surface of the door body is provided with locking mechanisms which are arranged in a mirror symmetry way up and down, the locking mechanisms are used for press-fitting the door body on the door frame, and the door frame is correspondingly provided with an upper pressing groove and a lower pressing groove which are used for being matched with the locking mechanisms; the inner side surface of the door body is provided with a locking assembly used for being matched with the locking mechanism; the inner side surface of the door body is provided with a transmission mechanism in a region between the upper locking mechanism and the lower locking mechanism, and the transmission mechanism drives the locking mechanism to act. The invention provides a steel structure double-leaf floating protective airtight door, wherein the door body and a door frame are integrally pressed and sealed, and the middle parts of the two door bodies are sealed by adopting door body moving butt joint.
Description
Technical Field
The invention relates to a steel structure double-leaf floating protective airtight door, belonging to the technical field of building doors and windows.
Background
Sealing doors are commonly used in places such as underground parking lots, underground shops and the like, and sealing doors formed by door frames and door leaves are firm and durable. Particularly, the edge of the sealing door is carefully provided with a circle of sealing rubber strip, and the rubber strip has excellent sealing and airtight performance, can effectively prevent dust and rain and has the characteristic of aging resistance. When the sealed door encounters extreme cases such as flood or fire, the sealed door can play the essential role, and solid guarantee is provided for life and property safety of people.
The prior Chinese patent publication No. CN117449732A discloses an electric control steel structure double-leaf protective airtight door, which comprises a door frame, wherein two connecting blocks are fixedly connected to two sides of the door frame, the two connecting blocks positioned on the same side are hinged with the same protective door, the front side of the protective door is horizontally provided with an adjusting rod, the surface of the adjusting rod is provided with threads, and a fixing plate is sleeved on the adjusting rod. When the protective door is locked, the adjusting rod can enable the clamping shaft to be clamped into the clamping plate along with the rotation of the first rotating wheel, the protective door and the door frame are squeezed through the inclined section on the clamping plate, the adjusting rod can drive the locking rod to be inserted into the corresponding positioning hole along with the continuous movement of the adjusting rod, and the wedge-shaped block is applied with thrust close to the door frame through the front inclined surface of the positioning hole, so that the protective door can be further pressed together with the sealing strip on the door frame, and the sealing performance of the protective door is improved.
The prior art is disclosed in the patent CN113153105A, the steel structure movable threshold type double-leaf explosion-proof door comprises a door frame and two door leaves hinged on the door frame, one door leaf is provided with a latch in a sliding manner, the other door leaf is provided with a slot for plugging the latch, the latch comprises a first latch and a second latch, the second latch is plugged into the slot, the second latch is rotationally connected with the first latch, the rotation axis of the second latch is perpendicular to the plane where the door leaf is located, the other door leaf is provided with a chute for the rotation of the second latch, the chute is communicated with the slot, and the door leaf is provided with an adjusting piece for fixing the second latch to any position after rotation.
In the process of realizing the technical scheme of the application, the inventor finds that at least the following technical problems exist in the prior art:
The first mode of independently locking the door body up and down is adopted, so that other parts of the door body cannot be pressed and attached to the door frame, the door body is directly hinged with the door frame at the hinge position, the door body cannot be well pressed and assembled on the door frame, and the overall sealing effect of the door body is reduced; the second type also has the above problems; the problem with double door leaves is that after two doors are installed, the gap between the two doors needs to be adjusted, so that the closing of the doors is ensured, and the sealing performance of the double doors is reduced by the gap.
Disclosure of Invention
The invention aims to solve the technical problems that: the utility model provides a two floating protection airtight doors of steel construction, the door body is sealed with the door frame realization whole pressure equipment, and the door body removal butt joint is sealed in two door body middle parts adoption.
The invention relates to a steel structure double-leaf floating protective airtight door, which comprises a door frame, wherein two door bodies which can be opened in a rotating way are arranged in the door frame in a mirror symmetry way, the two door bodies are arranged in the door frame in a floating way, and the floating installation comprises the left-right or front-back movement of the door bodies in the door frame;
The inner side surface of the door body is provided with locking mechanisms which are arranged in a mirror symmetry way up and down, the locking mechanisms are used for press-fitting the door body on the door frame, and the door frame is correspondingly provided with an upper pressing groove and a lower pressing groove which are used for being matched with the locking mechanisms;
the inner side surface of the door body is provided with a locking assembly used for being matched with the locking mechanism;
A transmission mechanism is arranged in the area, between the upper locking mechanism and the lower locking mechanism, of the inner side surface of the door body, and the transmission mechanism drives the locking mechanism to act;
A driving component and an electric power assisting component are arranged on the transmission mechanism, and one end of the driving component is hinged to the inner wall of the side edge of the door frame;
The transmission mechanism comprises a main screw rod which is transversely arranged, a transmission assembly is movably sleeved on the main screw rod, the transmission assembly is used for driving the locking mechanism to move, one end of the main screw rod is elastically and slidably connected with a locking sleeve, one end of the locking sleeve is hinged with a transition block, the transition block is hinged to the inner wall of the side edge of the door frame, a guide block is arranged on the inner side face of the door body corresponding to the locking sleeve, and a traction assembly used for traction and locking the locking sleeve is further arranged on the main screw rod.
Further, the electric power assisting assembly comprises a driving motor, and the output end of the driving motor is connected with the main screw rod; and a torque sensor mounted to the main screw.
Further, the driving assembly comprises a transmission box arranged on the door body, the input end of the transmission box is respectively connected with a first rotating wheel and a second rotating wheel, and the first rotating wheel and the second rotating wheel are respectively positioned at the inner side and the outer side of the door body;
the main screw rod penetrates through the transmission case, and a transmission piece matched with the main screw rod is arranged in the transmission case.
Further, the locking mechanism comprises a mounting frame, a plurality of locking rods are hinged to the mounting frame, a rotatable locking disc is mounted at the end part of each locking rod, and locking conical surfaces are formed on the locking discs;
after the locking mechanism moves, the locking conical surface is abutted against the inner wall of the upper pressing groove or the lower pressing groove;
The mounting frame is mounted on the transmission assembly;
the locking rod is provided with a locking assembly.
Further, the hinge shaft of the locking plate is elastically displaced relative to the locking lever.
Further, the matching surface of the upper pressing groove or the lower pressing groove and the locking conical surface is an arc-shaped surface.
Further, the locking assembly comprises a fixed roller which is arranged on the inner side surface of the door body, a swinging rod is hinged on the roller, one end of the swinging rod is slidably hinged with the swinging roller, and an elastic connecting piece is arranged between the swinging roller and the swinging rod;
The locking lever is mounted between the fixed roller and the swing roller.
Further, the sliding grooves are formed in the position, located on the upper side and the lower side, of the side edge of the door frame, sliding blocks are installed in the sliding grooves, the sliding blocks are located on the outer portion of the door frame, the door body is hinged to the sliding blocks, and the sliding blocks can move left and right or front and back in the sliding grooves.
Further, a locking groove is formed in the transition block, and one end of the locking sleeve is hinged into the locking groove;
one end of the transition block is provided with a positioning part which is used for propping against the inner side surface of the door frame.
Further, the traction assembly comprises a rotatable positioning pin shaft arranged at the end part of the main screw rod, and a traction groove is formed in the locking sleeve corresponding to the positioning pin shaft.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the door body is arranged in a floating manner, so that the door body can move back and forth in the door frame, and the integral press-fit sealing of the door body and the door frame is realized. Through the cooperation of locking mechanism and closure subassembly, ensure that the door body can closely laminate to the door frame when closing, improved the sealing performance of door. The middle parts of the two door bodies are spliced and sealed by the aid of the transmission mechanism matched with the door bodies to move left and right, and gaps between the two door bodies are avoided.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 2 at C;
FIG. 4is an enlarged view of a portion of FIG. 1 at B;
FIG. 5 is a schematic view of the transmission mechanism of embodiment 1 of the present invention;
FIG. 6 is a full cross-sectional view of the transmission of embodiment 1 of the present invention;
FIG. 7 is a schematic view showing the structure of a locking mechanism according to embodiment 1 of the present invention;
Fig. 8 is a schematic view of the external structure of a door body according to embodiment 1 of the present invention;
FIG. 9 is a right side view of embodiment 1 of the present invention;
FIG. 10 is a schematic diagram of a slider structure according to embodiment 1 of the present invention;
FIG. 11 is a schematic diagram of a transitional block structure according to embodiment 1 of the present invention;
FIG. 12 is a schematic view showing a door locking structure according to embodiment 1 of the present invention;
FIG. 13 is a front view of the door lock of embodiment 1 of the present invention;
fig. 14 is a schematic view of a door unlocking structure of embodiment 1 of the present invention;
Fig. 15 is a door unlocking front view of embodiment 1 of the present invention;
FIG. 16 is a schematic view showing the structure of the door body after displacement according to embodiment 1 of the present invention;
FIG. 17 is a front view of the door body of embodiment 1 of the present invention after displacement;
FIG. 18 is a schematic view showing an opening structure of a door according to embodiment 1 of the present invention;
In the figure:
1. a door frame; 11. Pressing down the groove; 111. An arc surface; 12. A pressing groove is formed; 13. A chute; 14. A sliding block; 141. A pressing plate; 142. A ball; 15. A gap;
2. a door body; 21. A guide block; 22. A positioning block;
3. A locking mechanism; 31. A mounting frame; 32. A locking lever; 321. A hinge hole; 33. A locking plate; 331. Locking the conical surface; 332. A hinge shaft;
4. a locking assembly; 41. A fixed roller; 42. A swinging rod; 43. Swinging the roller; 44. An elastic connection member;
5. A transmission mechanism; 51. A main screw rod; 52. A locking sleeve; 521. A pulling groove; 53. A pulling assembly; 531. Positioning a bearing; 532. Positioning pin shafts; 54. A thrust bearing; 55. A compression spring;
6. a drive assembly; 61. A transmission case; 62. A first wheel; 63. A second wheel;
7. A transmission assembly; 71. A cover plate; 72. A base; 721. Positioning holes; 722. A mounting plate; 73. A radial bearing; 74. An axial bearing;
8. an electric assist assembly; 81. A torque sensor; 82. A driving motor;
9. a transition block; 91. A locking groove; 92. And a positioning part.
Detailed Description
Example 1
As shown in fig. 1 to 18, the steel structure double-leaf floating protective airtight door comprises a door frame 1, wherein two door bodies 2 which can be opened in a rotating way are arranged in the door frame 1 in a mirror symmetry mode, the two door bodies 2 are arranged in the door frame 1 in a floating mode, and the floating installation comprises left-right or front-back movement of the door bodies 2 in the door frame 1;
The inner side surface of the door body 2 is provided with a locking mechanism 3, the locking mechanism 3 is arranged in a mirror symmetry mode up and down, the locking mechanism 3 is used for press-fitting the door body 2 on the door frame 1, and the door frame 1 is correspondingly provided with an upper pressing groove 12 and a lower pressing groove 11 which are used in cooperation with the locking mechanism 3;
the inner side surface of the door body 2 is provided with a locking assembly 4 used for being matched with the locking mechanism 3;
A transmission mechanism 5 is arranged in the area, between the upper locking mechanism 3 and the lower locking mechanism 3, of the inner side surface of the door body 2, and the transmission mechanism 5 drives the locking mechanism 3 to act;
a driving component 6 and an electric power assisting component 8 are arranged on the transmission mechanism 5, and one end of the driving component 6 is hinged to the inner wall of the side edge of the door frame 1;
As shown in fig. 6, the transmission mechanism 5 includes a main screw rod 51 arranged transversely, a transmission assembly 7 is movably sleeved on the main screw rod 51, the transmission assembly 7 is used for driving the locking mechanism 3 to move, one end of the main screw rod 51 is elastically and slidably connected with a locking sleeve 52, one end of the locking sleeve 52 is hinged with a transition block 9, the transition block 9 is hinged to the inner wall of the side edge of the door frame 1, a guide block 21 is arranged on the inner side surface of the door body 2 corresponding to the locking sleeve 52, and the main screw rod 51 is also provided with a pulling assembly 53 used for pulling the locking sleeve 52.
The main screw rod 51 and the locking sleeve 52 are internally provided with compression springs, thrust bearings 54 are respectively arranged on two sides of each compression spring 55, and each compression spring 55 is used for buffering pressure to protect the transition block 9 and prevent damage caused by rigid impact.
As shown in fig. 5 to 6, the transmission assembly 7 comprises a base 72 attached to the inner side surface of the door, a matched cover plate 71 is installed at the upper end of the base 72, a radial bearing 73 (such as a deep groove ball bearing) is installed between the cover plate 71 and the base 72, an axial bearing 74 (such as a thrust ball bearing) is installed at one end of the cover plate 71 and one end of the base 72, the axial bearing 74 is installed on the outer side of the radial bearing 73, positioning bosses are correspondingly arranged on the corresponding main screw rods 51 respectively, and the radial bearing 73 and the axial bearing 74 are arranged in a mirror symmetry mode between the cover plate 71 and the base 72; the seat body 72 and the cover plate 71 are designed in a separated mode, so that the installation of an internal bearing is facilitated, and the axial bearing 74 can well bear the axial force generated in the process of moving the main screw rod 51 leftwards and rightwards, so that the friction force between the main screw rod 51 and the seat body 72 is greatly reduced.
The mounting frame 31 is installed on the upper side and the lower side of the seat body 72, and the positioning holes 721 are formed on the upper side and the lower side of the seat body 72 correspondingly, so that the mounting frame 31 can be conveniently positioned when being fixed by screws.
The seat body 72 has one end outwards to extend and has a mounting plate 722, and driving motor 82 and torque sensor 81 are correspondingly installed on mounting plate 722, and locating piece 22 is installed on the door body 2 medial surface of the corresponding one end of mounting plate 722, and locating piece 22 is used for spacing in the return stroke process of main lead screw 51.
The electric power assisting component 8 comprises a driving motor 82, and the output end of the driving motor 82 is connected with the main screw rod 51; also included is a torque sensor 81 mounted to the main screw 51.
As shown in fig. 18, the driving assembly 6 comprises a transmission case 61 mounted on the door body 2, wherein the input end of the transmission case 61 is respectively connected with a first rotating wheel 62 and a second rotating wheel 63, and the first rotating wheel 62 and the second rotating wheel 63 are respectively positioned on the inner side and the outer side of the door body 2;
the main screw rod 51 is arranged through a transmission case 61, and transmission members adapted to the main screw rod 51 are installed in the transmission case 61, which is a conventional technology in the art, and will not be described here too much.
As shown in fig. 2 or 7, the locking mechanism 3 comprises a mounting frame 31, a plurality of locking rods 32 are hinged on the mounting frame 31, a rotatable locking disc 33 is arranged at the end part of each locking rod 32, and a locking conical surface 331 is formed on each locking disc 33;
after the locking mechanism 3 moves, the locking conical surface 331 is abutted against the inner wall of the upper pressing groove 12 or the lower pressing groove 11;
The mounting 31 is mounted to the transmission assembly 7;
the locking lever 32 has the locking assembly 4 mounted thereon.
The hinge shaft 332 of the locking disc 33 can generate relative elastic displacement with the locking rod 32, and the end part of the hinge shaft 332 is provided with a pressure spring, so that the locking disc 33 can move along the hinge hole 321, thereby realizing integral adjustment and avoiding rigid impact between the locking conical surface 331 and the arc-shaped surface 111.
The mating surface of the upper pressing groove 12 or the lower pressing groove 11 and the locking conical surface 331 is set as an arc surface 111.
As shown in fig. 3, the locking assembly 4 comprises a fixed roller 41 mounted on the inner side surface of the door body 2, the fixed roller 41 is fixed on the inner side surface of the door body 2 through a fixed shaft, the fixed roller 41 can rotate on the fixed shaft, a swinging rod 42 is hinged on the roller, one end of the swinging rod 42 is slidably hinged with a swinging roller 43, and an elastic connecting piece 44 is arranged between the swinging roller 43 and the swinging rod 42;
The lock lever 32 is installed between the fixed roller 41 and the swing roller 43.
The elastic connection member 44 includes a long screw passing through the fixed shaft head, the long screw passing through a hole of the fixed shaft head so as to be slidable, the other end of the long screw being fixed to the swing rod 42 by screw-fitting, the long screw being fitted with a compression spring, the compression spring being disposed between the fixed shaft head and the swing rod 42, or the elastic connection member 44 being mounted to one side of the swing roller 43, the control of the movement locus of the lock lever 32 being achieved by the fixed roller 41 and the swing roller 43 so as to enable the lock lever 32 to be firmly attached to the fixed roller 41.
As shown in fig. 9 to 10, sliding grooves 13 are formed in the upper side and the lower side of the door frame 1, sliding blocks 14 are installed in the sliding grooves 13, the sliding blocks 14 are hinged to the door body 2 at the outer portion of the door frame 1, the sliding blocks 14 can move left and right or front and back in the sliding grooves 13, gaps 15 (shown in fig. 5) are reserved between the sliding blocks 14 and the sliding grooves 13, and the gaps 15 are used for the sliding blocks 14 to move back and forth in the sliding grooves 13.
The sliding block 14 includes a pressing plate 141 at a lower end, and the pressing plate 141 is pressed with a ball 142, and the ball 142 is used for reducing friction between the sliding block 14 and the sliding groove 13, thereby reducing resistance of the door body 2 during pushing.
As shown in fig. 4 or 11, the transition block 9 is provided with a locking groove 91, the locking groove 91 is obliquely arranged and is used for pushing down the door body 2 in the pushing process of the locking sleeve 52, and one end of the locking sleeve 52 is hinged into the locking groove 91;
one end of the transition block 9 is provided with a positioning portion 92 for abutting against the inner side surface of the door frame 1.
As shown in fig. 5 to 6, the pulling assembly 53 includes a positioning pin 532 rotatably disposed at an end of the main screw rod 51, the positioning pin 532 is connected to the end of the main screw rod 51 through a positioning bearing 531, the positioning pin 532 is welded to an outer ring of the positioning bearing 531 by welding, and a pulling groove 521 is formed in the locking sleeve 52 corresponding to the positioning pin 532.
Working process or working principle:
As shown in fig. 12 to 17, when the door is closed, the first rotating wheel 62 or the second rotating wheel 63 is rotated to drive the transmission part inside the transmission case 61 to act, the transmission part drives the main screw rod 51 to move, thereby driving the transmission component 7 on the main screw rod 51 to move, the transmission component 7 drives the locking mechanism 3 to act, the locking rod 32 in the locking mechanism 3 moves along the position of the fixed roller 41 in the locking component 4, thereby enabling the locking disc 33 to move upwards or downwards, a stroke is reserved between the locking disc 33 and the upper pressing groove 12 or the lower pressing groove 11, in the process of upwards moving the locking disc 33, the main screw rod 51 pushes the locking sleeve 52 through the compression spring 55, thereby pushing the transition block 9, the positioning part 92 of the transition block 9 abuts against the inner side surface of the door frame 1, at the moment, a reaction force is formed on the door body 2, the door body 2 moves towards the middle, thereby enabling the middle of the two door bodies 2 to be sealed, along with the compression of the compression spring 55, the locking disc 33 is inserted into the upper pressing groove 12 or the lower pressing groove 11, thereby enabling the locking disc 33 to abut against the arc-shaped surface 111 together, simultaneously, the electric motor drives the locking sleeve 52 to rotate along the side surface 91 and the electric motor to rotate the locking sleeve 9, thereby further driving the locking sleeve 91 and the locking device is enabled to rotate along the side edge of the electric motor, when the locking sleeve 91 and the locking device is enabled to rotate, thereby completing the locking signal is further locking device, and when the locking device is locked, and the locking device is driven, and has the locking device is moved.
When the door is opened, the first rotating wheel 62 or the second rotating wheel 63 is rotated to drive the transmission piece in the transmission case 61 to act, the transmission piece drives the main screw rod 51 to move, so as to drive the transmission component 7 on the main screw rod 51 to move, the transmission component 7 drives the locking mechanism 3 to act reversely, the locking rod 32 in the locking mechanism 3 moves along the position of the fixed roller 41 in the locking component 4, so that the locking disc 33 is separated from the upper pressing groove 12 or the lower pressing groove 11, when the position shown in fig. 14 or 15 is reached, the middle inserting position of the two door bodies 2 is not opened, the positioning pin shaft 532 abuts against the end part of the pulling groove 521, when the main screw rod 51 is continuously rotated, the positioning pin shaft 532 pulls the locking sleeve 52 to act, the middle inserting position of the two door bodies 2 is opened, as shown in fig. 16 or 17, and at the moment, the door bodies 2 can be opened, as shown in fig. 18.
The description of the directions and the relative positional relationships of the structures, such as the description of the front, back, left, right, up and down, in the present invention does not limit the present invention, but is merely for convenience of description.
Claims (10)
1. The double-leaf floating protective airtight door with the steel structure comprises a door frame (1), wherein two door bodies (2) which can be opened in a rotating way are arranged in the door frame (1) in a mirror symmetry mode, and the double-leaf floating protective airtight door is characterized in that the two door bodies (2) are arranged in the door frame (1) in a floating mode, and the floating installation comprises left-right or front-back movement of the door bodies (2) in the door frame (1);
The inner side surface of the door body (2) is provided with a locking mechanism (3), the locking mechanism (3) is arranged in a mirror symmetry mode up and down, the locking mechanism (3) is used for pressing the door body (2) onto the door frame (1), and an upper pressing groove (12) and a lower pressing groove (11) which are used for being matched with the locking mechanism (3) are correspondingly formed in the door frame (1);
The inner side surface of the door body (2) is provided with a locking assembly (4) which is used for being matched with the locking mechanism (3);
a transmission mechanism (5) is arranged in the area, between the upper locking mechanism (3) and the lower locking mechanism (3), of the inner side surface of the door body (2), and the transmission mechanism (5) drives the locking mechanism (3) to act;
A driving component (6) and an electric power assisting component (8) are arranged on the transmission mechanism (5), and one end of the driving component (6) is hinged to the inner wall of the side edge of the door frame (1);
The transmission mechanism (5) comprises a main screw rod (51) which is transversely arranged, a transmission assembly (7) is movably sleeved on the main screw rod (51), the transmission assembly (7) is used for driving the locking mechanism (3) to move, one end of the main screw rod (51) is elastically and slidably connected with a locking sleeve (52), one end of the locking sleeve (52) is hinged with a transition block (9), the transition block (9) is hinged to the inner wall of the side edge of the door frame (1), a guide block (21) is arranged on the inner side surface of the door body (2) corresponding to the locking sleeve (52), and a traction assembly (53) used for dragging the locking sleeve (52) is further arranged on the main screw rod (51).
2. The steel structure double-leaf floating protective airtight door according to claim 1, wherein the electric power assisting component (8) comprises a driving motor (82), and the output end of the driving motor (82) is connected with a main screw rod (51); also included is a torque sensor (81) mounted to the main screw (51).
3. The steel structure double-leaf floating protective airtight door according to claim 1, wherein the driving assembly (6) comprises a transmission box (61) mounted on the door body (2), the input end of the transmission box (61) is respectively connected with a first rotating wheel (62) and a second rotating wheel (63), and the first rotating wheel (62) and the second rotating wheel (63) are respectively positioned on the inner side and the outer side of the door body (2);
The main screw rod (51) penetrates through the transmission case (61), and a transmission piece matched with the main screw rod (51) is installed in the transmission case (61).
4. The steel structure double-leaf floating protective airtight door according to claim 1, wherein the locking mechanism (3) comprises a mounting frame (31), a plurality of locking rods (32) are hinged on the mounting frame (31), a rotatable locking disc (33) is mounted at the end part of each locking rod (32), and a locking conical surface (331) is formed on each locking disc (33);
after the locking mechanism (3) moves, the locking conical surface (331) is abutted against the inner wall of the upper pressing groove (12) or the lower pressing groove (11);
the mounting frame (31) is mounted on the transmission assembly (7);
the locking rod (32) is provided with a locking assembly (4).
5. The steel structure double leaf floating protective airtight door according to claim 4, wherein the hinge shaft (332) of the locking plate (33) is elastically displaceable relative to the locking lever (32).
6. The steel structure double-leaf floating protective airtight door according to claim 4, wherein the mating surface of the upper pressing groove (12) or the lower pressing groove (11) and the locking conical surface (331) is an arc-shaped surface (111).
7. The steel structure double-leaf floating protective airtight door according to claim 5 or 6, wherein the locking assembly (4) comprises a fixed roller (41) mounted on the inner side surface of the door body (2), a swinging rod (42) is hinged on the roller, one end of the swinging rod (42) is slidably hinged with a swinging roller (43), and an elastic connecting piece (44) is arranged between the swinging roller (43) and the swinging rod (42);
the lock lever (32) is mounted between the fixed roller (41) and the swing roller (43).
8. The steel structure double-leaf floating protective airtight door according to claim 1, wherein sliding grooves (13) are formed in the upper side and the lower side of the door frame (1), sliding blocks (14) are installed in the sliding grooves (13), the sliding blocks (14) are hinged to the door body (2) at the outer portion of the door frame (1), and the sliding blocks (14) can move left and right or front and back in the sliding grooves (13).
9. The steel structure double-leaf floating protective airtight door according to claim 1, wherein a locking groove (91) is formed on the transition block (9), and one end of the locking sleeve (52) is hinged into the locking groove (91);
One end of the transition block (9) is provided with a positioning part (92) which is used for being abutted against the inner side surface of the door frame (1).
10. The steel structure double-leaf floating protective airtight door according to claim 1, wherein the pulling assembly (53) comprises a rotatable positioning pin shaft (532) arranged at the end part of the main screw rod (51), and the locking sleeve (52) is provided with a pulling groove (521) corresponding to the positioning pin shaft (532).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410619627.9A CN118187622B (en) | 2024-05-20 | 2024-05-20 | Steel structure double-leaf floating protective airtight door |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410619627.9A CN118187622B (en) | 2024-05-20 | 2024-05-20 | Steel structure double-leaf floating protective airtight door |
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| CN118187622A true CN118187622A (en) | 2024-06-14 |
| CN118187622B CN118187622B (en) | 2024-07-19 |
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Citations (6)
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|---|---|---|---|---|
| JPH11241578A (en) * | 1997-12-18 | 1999-09-07 | Itoki Crebio Corp | Closing device for hanging type movable panel |
| JP2010242370A (en) * | 2009-04-06 | 2010-10-28 | Takigen Mfg Co Ltd | Sealing latch mechanism for double-opening fire door |
| CN206220780U (en) * | 2016-11-15 | 2017-06-06 | 安徽江淮汽车集团股份有限公司 | A kind of locking and closed door in floating adjustable double side |
| CN213775107U (en) * | 2020-10-26 | 2021-07-23 | 安徽隆宏人防工程防护设备有限公司 | Locking device of steel structure movable threshold double-leaf protective airtight door |
| CN113944509A (en) * | 2021-09-14 | 2022-01-18 | 广州地铁设计研究院股份有限公司 | Full-automatic flood-proof protective airtight door |
| CN117449732A (en) * | 2023-12-22 | 2024-01-26 | 湖南金钢人防工程设备有限公司 | Electric control steel structure double-leaf protective airtight door |
-
2024
- 2024-05-20 CN CN202410619627.9A patent/CN118187622B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11241578A (en) * | 1997-12-18 | 1999-09-07 | Itoki Crebio Corp | Closing device for hanging type movable panel |
| JP2010242370A (en) * | 2009-04-06 | 2010-10-28 | Takigen Mfg Co Ltd | Sealing latch mechanism for double-opening fire door |
| CN206220780U (en) * | 2016-11-15 | 2017-06-06 | 安徽江淮汽车集团股份有限公司 | A kind of locking and closed door in floating adjustable double side |
| CN213775107U (en) * | 2020-10-26 | 2021-07-23 | 安徽隆宏人防工程防护设备有限公司 | Locking device of steel structure movable threshold double-leaf protective airtight door |
| CN113944509A (en) * | 2021-09-14 | 2022-01-18 | 广州地铁设计研究院股份有限公司 | Full-automatic flood-proof protective airtight door |
| CN117449732A (en) * | 2023-12-22 | 2024-01-26 | 湖南金钢人防工程设备有限公司 | Electric control steel structure double-leaf protective airtight door |
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|---|---|
| CN118187622B (en) | 2024-07-19 |
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