CN111155907B - Civil air defense door structure and using method - Google Patents
Civil air defense door structure and using method Download PDFInfo
- Publication number
- CN111155907B CN111155907B CN202010043662.2A CN202010043662A CN111155907B CN 111155907 B CN111155907 B CN 111155907B CN 202010043662 A CN202010043662 A CN 202010043662A CN 111155907 B CN111155907 B CN 111155907B
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- block
- horizontal
- drive
- move
- door body
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
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- E—FIXED CONSTRUCTIONS
- 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
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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
- E05C9/10—Actuating mechanisms for bars
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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
- E05C9/18—Details of fastening means or of fixed retaining means for the ends of bars
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to a civil air defense door structure and a using method thereof, the civil air defense door structure comprises a door body, a door frame and a locking device, wherein the locking device comprises two groups of locking mechanisms which are respectively arranged at two sides of the door body, each group of locking mechanisms comprises two insertion rods which slide in opposite directions or in opposite directions, a rotating shaft which is rotatably connected at one side of the door body and is positioned between the two insertion rods, and a connecting block which is sleeved and fixed at the outer side wall of the rotating shaft; two sides of the connecting block are respectively hinged with a connecting rod, and one ends of the two connecting rods, which are far away from the connecting block, are respectively hinged with the opposite ends of the two inserting rods; a driving mechanism for driving the two connecting blocks to rotate is installed on one side of the door body; two slots are respectively arranged on two sides of the door frame, and the inserting rods are correspondingly inserted into the slots one by one. The invention is convenient for locking and unlocking the civil air defense door.
Description
Technical Field
The invention relates to the technical field of civil air defense doors, in particular to a civil air defense door structure and a using method thereof.
Background
The civil defense door is a door of an entrance and an exit of a civil protection project, is used for government mobilization and organization of people, and takes measures of air attack prevention, disaster resistance and relief, implements rescue actions, and prevents and lightens disaster hazards. People's air defense door belongs to civil defense protective equipment. The civil air defense door is generally made of hard steel materials, has a certain impact wave prevention effect and effectively ensures the safety and stability in the civil air defense space.
The existing civil air defense door comprises a locking device, wherein the locking device is the most main structure of the civil air defense door for resisting the residual pressure of explosion shock waves, and is the most important part for ensuring that the civil air defense door can also keep the airtight function of the civil air defense door when the civil air defense door is subjected to the residual pressure of the shock waves.
The above prior art solutions have the following drawbacks: the existing locking device is complex and low in transmission efficiency, and time and labor are wasted when locking and unlocking are caused.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a civil air defense door structure which is convenient for locking and unlocking the civil air defense door.
The above object of the present invention is achieved by the following technical solutions:
a civil air defense door structure comprises a door body, a door frame and a locking device, wherein the locking device comprises two groups of locking mechanisms which are respectively arranged on two sides of the door body, each group of locking mechanisms comprises two insertion rods which slide in opposite directions or in opposite directions, a rotating shaft which is rotatably connected to one side of the door body and is positioned between the two insertion rods, and a connecting block which is sleeved and fixed on the outer side wall of the rotating shaft; two sides of the connecting block are respectively hinged with a connecting rod, and one ends of the two connecting rods, which are far away from the connecting block, are respectively hinged with the opposite ends of the two inserting rods; a driving mechanism for driving the two connecting blocks to rotate is installed on one side of the door body; two slots are respectively arranged on two sides of the door frame, and the inserting rods are correspondingly inserted into the slots one by one.
By adopting the technical scheme, the connecting block is driven to rotate by the driving mechanism, the connecting block drives the connecting rod to move in a rotating manner, and the connecting rod drives the inserted bar to move vertically, so that the inserted bar can be inserted into or separated from the slot; in conclusion, through setting up blocking device, be convenient for carry out shutting and unblock to people's air defense door.
The present invention in a preferred example may be further configured to: the driving mechanism comprises a horizontal shaft which is horizontally and rotatably connected to one side of the door body, a hand wheel which is fixedly connected to one end, far away from the door body, of the horizontal shaft, a lead screw which is vertically and rotatably connected to one side of the door body, and a transmission assembly which is arranged between the lead screw and the horizontal shaft and is used for driving the lead screw to rotate; the screw rod is in threaded connection with a movable block, two ends of the movable block are respectively hinged with a driving rod, and one ends of the two driving rods, which are far away from the screw rod, are respectively hinged with the two connecting blocks; and a guide assembly for guiding the movable block is installed on one side of the door body.
By adopting the technical scheme, the hand wheel is rotated to rotate the horizontal shaft, the horizontal shaft drives the screw rod to rotate under the action of the transmission assembly, the screw rod rotates to drive the movable block to move vertically, the movable block moves to drive the driving rod to move, and the driving rod moves to drive the connecting block to rotate; through setting up actuating mechanism, be convenient for drive connecting block rotates.
The present invention in a preferred example may be further configured to: the transmission assembly comprises a worm fixedly sleeved on the outer side wall of the horizontal shaft and a worm wheel fixedly sleeved on the outer side wall of the lead screw; the worm is meshed with the worm wheel.
By adopting the technical scheme, the horizontal shaft rotates to drive the worm to rotate, the worm rotates to drive the worm wheel to rotate, and the worm wheel rotates to drive the lead screw to rotate; through setting up drive assembly, be convenient for drive lead screw rotates.
The present invention in a preferred example may be further configured to: the guide assembly comprises a plurality of vertical rods which are fixedly connected to one side of the door body, the vertical rods penetrate through the movable blocks, and the movable blocks are connected to the vertical rods in a sliding mode along the vertical direction.
Through adopting above-mentioned technical scheme, the montant has the guide effect to the movable block to can reduce the movable block and take place the possibility of deviating along the vertical in-process that slides.
The present invention in a preferred example may be further configured to: a guide pipe is fixedly connected to one side of the door body corresponding to the inserted rod, and the inserted rod is connected to the inner cavity of the guide pipe in a sliding mode along the vertical direction.
Through adopting above-mentioned technical scheme, the stand pipe has the guide effect to the inserted bar to can reduce the inserted bar and take place the possibility of deviating along vertical slip in-process.
The present invention in a preferred example may be further configured to: the fixing mechanism comprises a first horizontal groove arranged on one side of the slot far away from the door body, a first horizontal block connected to the first horizontal groove in a sliding manner along the width direction of the door frame, a vertical groove communicated with one side of the first horizontal groove close to the door body and a second horizontal groove communicated with one end of the vertical groove far away from the first horizontal groove; the opposite inner sides of the inserted bar and the first horizontal block are respectively provided with a first inclined plane, and the two first inclined planes are matched; a vertical block is connected in the vertical groove in a sliding manner along the vertical direction, second inclined planes are respectively arranged on the opposite inner sides of the vertical block and the first horizontal block, and the two second inclined planes are matched; a second horizontal block is connected in the second horizontal groove in a sliding manner along the width direction of the door frame, the second horizontal block is positioned on one side of the door frame close to the indoor space, third inclined planes are respectively arranged on the opposite inner sides of the vertical block and the second horizontal block, and the two third inclined planes are matched; the first horizontal groove is internally provided with a first reset assembly for driving the first horizontal block to reset, and the second horizontal groove is internally provided with a second reset assembly for driving the second horizontal block to reset.
Through adopting above-mentioned technical scheme, in the inserted bar and slot grafting in-process, the inserted bar drives the motion of first horizontal piece under the effect on first inclined plane, first horizontal piece drives the riser upward movement under the effect on second inclined plane, the riser drives the horizontal piece of second and removes to the direction that is close to the inserted bar under the effect on third inclined plane, thereby alright make the horizontal piece of second and the lateral wall butt of inserted bar, be convenient for fix the inserted bar on the one hand like this, on the other hand when the door body receives the impact from the outside, the horizontal piece of second can support the inserted bar, thereby can improve the intensity of the door body.
The present invention in a preferred example may be further configured to: the first reset assembly comprises a third horizontal groove arranged on one side of the first horizontal groove, a first sliding block connected to the third horizontal groove in a sliding manner along the length direction of the first horizontal groove, and a first spring fixedly connected to one side, far away from the inserted link, of the first sliding block; one end of the first spring, which is far away from the first sliding block, is fixedly connected with the inner wall of one end of the third horizontal groove, which is far away from the inserted link.
By adopting the technical scheme, the first horizontal block moves to drive the first sliding block to move, the first sliding block moves to press the first spring, and the first spring is in a compressed state at the moment; when the inserted link is separated from the first horizontal block, the first sliding block drives the first horizontal block to reset under the action of the first spring; through setting up first reset assembly, be convenient for drive first horizontal block and reset.
The present invention in a preferred example may be further configured to: the second reset assembly comprises a fourth horizontal groove arranged on one side of the second horizontal groove, a second sliding block connected to the fourth horizontal groove in a sliding manner along the length direction of the second horizontal groove, and a second spring fixedly connected to one side, close to the inserted link, of the second sliding block; and one end of the second spring, which is far away from the second sliding block, is fixedly connected with the inner wall of one end of the fourth horizontal groove, which is close to the inserted link.
By adopting the technical scheme, the second horizontal block moves to drive the second sliding block to move, the second sliding block moves to press the second spring, and the second spring is in a compressed state at the moment; when the vertical block is separated from the second horizontal block, the second sliding block drives the second horizontal block to reset under the action of a second spring; through setting up the second subassembly that resets, be convenient for drive second horizontal piece resets.
In view of the defects in the prior art, the invention further aims to provide a method for using the civil air defense door.
The above object of the present invention is achieved by the following technical solutions:
a method of using a personal protective door, comprising the steps of: step S1, locking: the horizontal shaft is rotated by rotating the hand wheel, the horizontal shaft rotates to drive the worm to rotate, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the lead screw to rotate, the lead screw rotates to drive the movable block to move upwards, the movable block moves upwards to drive the driving rod to move upwards, the driving rod moves upwards to push the connecting block to rotate, the connecting block rotates to drive the two connecting rods to move, and the two connecting rods move to drive the two inserting rods to move oppositely, so that the inserting rods can be inserted into the slots; in the process of inserting the inserted link and the slot, the inserted link drives the first horizontal block to move under the action of the first inclined plane, the first horizontal block drives the vertical block to move upwards under the action of the second inclined plane, and the vertical block drives the second horizontal block to move towards the direction close to the inserted link under the action of the third inclined plane, so that the second horizontal block can be abutted against the side wall of the inserted link, and the locking of the civil air defense door can be completed; step S2, unlocking: the horizontal shaft is reversely rotated through the reverse hand wheel, the horizontal shaft drives the worm to reversely rotate, the worm reversely rotates to drive the worm wheel to reversely rotate, the worm wheel reversely rotates to drive the lead screw to reversely rotate, the lead screw reversely rotates to drive the movable block to downwards move, the movable block downwards moves to drive the driving rod to downwards move, the driving rod downwards moves to push the connecting block to reversely rotate, the connecting block reversely rotates to drive the two connecting rods to move, and the two connecting rods move to drive the two inserting rods to oppositely move, so that the inserting rods; in inserted bar and slot separation process, first slider drives first horizontal piece and resets under the effect of first spring, and the riser resets under self action of gravity, and the second slider drives the horizontal piece of second and resets under the effect of second spring to alright make horizontal piece of second and inserted bar separation, alright accomplish the unblock of people's air defense door like this.
Through adopting above-mentioned technical scheme, be convenient for carry out shutting and unblock to people's air defense door.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the connecting block is driven to rotate by the driving mechanism, the connecting block drives the connecting rod to move, and the connecting rod drives the inserted rod to move vertically, so that the inserted rod can be inserted into or separated from the slot; in conclusion, the locking device is arranged, so that the civil air defense door can be locked and unlocked conveniently;
2. the horizontal shaft is rotated by rotating the hand wheel, the horizontal shaft drives the screw rod to rotate under the action of the transmission assembly, the screw rod rotates to drive the movable block to move vertically, the movable block moves to drive the driving rod to move, and the driving rod moves to drive the connecting block to rotate; the driving mechanism is arranged, so that the connecting block can be driven to rotate conveniently;
3. in the process of inserting the inserted bar and the slot, the inserted bar drives the first horizontal block to move under the action of the first inclined plane, the first horizontal block drives the vertical block to move upwards under the action of the second inclined plane, the vertical block drives the second horizontal block to move towards the direction close to the inserted bar under the action of the third inclined plane, so that the second horizontal block can be abutted against the side wall of the inserted bar, the inserted bar is convenient to fix on the one hand, on the other hand, when the door body is impacted from the outside, the second horizontal block can support the inserted bar, and the strength of the door body can be improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a partial cross-sectional view of a highlighted securing mechanism of the embodiment.
In the figure, 1, a door body; 2. a door frame; 3. a locking mechanism; 31. inserting a rod; 32. a rotating shaft; 33. connecting blocks; 34. a guide tube; 35. a connecting rod; 36. a slot; 4. a drive mechanism; 41. a horizontal axis; 42. a hand wheel; 43. a lead screw; 44. a movable block; 45. a drive rod; 46. a guide assembly; 461. a vertical rod; 47. a transmission assembly; 471. a worm; 472. a worm gear; 5. a fixing mechanism; 51. a first horizontal groove; 52. a first horizontal block; 53. a vertical slot; 54. a second horizontal groove; 55. a first inclined plane; 56. a vertical block; 57. a second inclined plane; 58. a second horizontal block; 59. a third inclined plane; 6. a first reset assembly; 61. a third horizontal groove; 62. a first slider; 63. a first spring; 7. a second reset assembly; 71. a fourth horizontal groove; 72. a second slider; 73. a second spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A civil air defense door structure, as shown in figure 1, comprises a door body 1, a door frame 2 and a locking device.
As shown in fig. 1, the locking device includes two sets of locking mechanisms 3 respectively mounted on two sides of the door body 1, each set of locking mechanisms 3 includes two insertion rods 31 sliding in opposite directions or in opposite directions, a rotating shaft 32 rotatably connected to one side of the door body 1 through a bearing and located between the two insertion rods 31, and a connecting block 33 sleeved and fixed on an outer side wall of the rotating shaft 32; a guide pipe 34 is fixedly connected to one side of the door body 1 corresponding to the inserted rod 31, and the inserted rod 31 is connected to the inner cavity of the guide pipe 34 in a sliding manner along the vertical direction; two sides of the connecting block 33 are respectively hinged with a connecting rod 35, and one ends of the two connecting rods 35, which are far away from the connecting block 33, are respectively hinged with the opposite ends of the two inserting rods 31; a driving mechanism 4 for driving the two connecting blocks 33 to rotate is arranged on one side of the door body 1; two slots 36 are respectively formed on two sides of the door frame 2, and the inserting rods 31 are correspondingly inserted into the slots 36 one by one. The connecting block 33 is driven to rotate by the driving mechanism 4, the connecting block 33 drives the connecting rod 35 to move in a rotating way, and the connecting rod 35 drives the inserted rod 31 to move vertically, so that the inserted rod 31 can be inserted into or separated from the slot 36; in conclusion, through setting up blocking device, be convenient for carry out shutting and unblock to people's air defense door.
The driving mechanism 4 comprises a horizontal shaft 41 horizontally and rotatably connected to one side of the door body 1 through a bearing, a hand wheel 42 fixedly connected to one end, far away from the door body 1, of the horizontal shaft 41, a lead screw 43 vertically and rotatably connected to one side of the door body 1 through a bearing, and a transmission assembly 47 arranged between the lead screw 43 and the horizontal shaft 41 and used for driving the lead screw 43 to rotate; the screw 43 is in threaded connection with a movable block 44, two ends of the movable block 44 are respectively hinged with a driving rod 45, and one ends of the two driving rods 45 far away from the screw 43 are respectively hinged with the two connecting blocks 33; the direction subassembly 46 that is used for leading the movable block 44 is installed to one side of the door body 1, and direction subassembly 46 includes a plurality of montants 461 of vertical rigid coupling in door body 1 one side, and the montant 461 runs through the setting of movable block 44, and the movable block 44 is connected in montant 461 along vertical sliding. The hand wheel 42 is rotated to rotate the horizontal shaft 41, at the moment, the horizontal shaft 41 drives the screw rod 43 to rotate under the action of the transmission assembly 47, the screw rod 43 rotates to drive the movable block 44 to move vertically, the movable block 44 moves to drive the driving rod 45 to move, and the driving rod 45 moves to drive the connecting block 33 to rotate; by arranging the driving mechanism 4, the connecting block 33 can be driven to rotate conveniently.
The transmission assembly 47 includes a worm 471 fixed on the outer side wall of the horizontal shaft 41 and a worm wheel 472 fixed on the outer side wall of the lead screw 43; the worm 471 engages with the worm wheel 472. The horizontal shaft 41 rotates to drive the worm 471 to rotate, the worm 471 rotates to drive the worm wheel 472 to rotate, and the worm wheel 472 rotates to drive the lead screw 43 to rotate; through the arrangement of the transmission assembly 47, the lead screw 43 is driven to rotate conveniently.
As shown in fig. 1 and 2, a fixing mechanism 5 for fixing the insert rod 31 is installed in the insert slot 36, and the fixing mechanism 5 includes a first horizontal slot 51 opened on one side of the insert slot 36 away from the door body 1, a first horizontal block 52 connected to the first horizontal slot 51 in a sliding manner along the width direction of the door frame 2, a vertical slot 53 communicated with one side of the first horizontal slot 51 close to the door body 1, and a second horizontal slot 54 communicated with one end of the vertical slot 53 away from the first horizontal slot 51; the opposite inner sides of the inserted link 31 and the first horizontal block 52 are respectively provided with a first inclined surface 55, and the two first inclined surfaces 55 are matched; a vertical block 56 is connected in the vertical groove 53 in a sliding manner along the vertical direction, second inclined planes 57 are respectively arranged on the opposite inner sides of the vertical block 56 and the first horizontal block 52, and the two second inclined planes 57 are matched; a second horizontal block 58 is connected in the second horizontal groove 54 in a sliding manner along the width direction of the door frame 2, the second horizontal block 58 is positioned on one side of the door frame 2 close to the indoor space, third inclined planes 59 are respectively arranged on the opposite inner sides of the vertical block 56 and the second horizontal block 58, and the two third inclined planes 59 are matched; the first horizontal groove 51 is internally provided with a first resetting component 6 for driving the first horizontal block 52 to reset, and the second horizontal groove 54 is internally provided with a second resetting component 7 for driving the second horizontal block 58 to reset. In the process of inserting the insertion rod 31 into the slot 36, the insertion rod 31 drives the first horizontal block 52 to move under the action of the first inclined surface 55, the first horizontal block 52 drives the vertical block 56 to move upwards under the action of the second inclined surface 57, and the vertical block 56 drives the second horizontal block 58 to move towards the direction close to the insertion rod 31 under the action of the third inclined surface 59, so that the second horizontal block 58 can be abutted against the side wall of the insertion rod 31, thereby facilitating the fixing of the insertion rod 31 on one hand, and on the other hand, when the door body 1 is impacted from the outside, the second horizontal block 58 can support the insertion rod 31, thereby improving the strength of the door body 1.
The first reset component 6 comprises a third horizontal groove 61 arranged on one side of the first horizontal groove 51, a first slide block 62 connected to the third horizontal groove 61 in a sliding manner along the length direction of the first horizontal groove 51, and a first spring 63 fixedly connected to one side of the first slide block 62 away from the inserted link 31; one end of the first spring 63 away from the first slider 62 is fixedly connected to an inner wall of one end of the third horizontal groove 61 away from the insert rod 31. The first horizontal block 52 moves to drive the first sliding block 62 to move, the first sliding block 62 moves to press the first spring 63, and the first spring 63 is in a compressed state at the moment; when the inserted link 31 is separated from the first horizontal block 52, the first slide block 62 drives the first horizontal block 52 to return under the action of the first spring 63; the first reset assembly 6 is arranged to drive the first horizontal block 52 to reset.
The second reset component 7 comprises a fourth horizontal groove 71 arranged at one side of the second horizontal groove 54, a second sliding block 72 connected to the fourth horizontal groove 71 in a sliding manner along the length direction of the second horizontal groove 54, and a second spring 73 fixedly connected to one side of the second sliding block 72 close to the inserted link 31; one end of the second spring 73 far from the second slider 72 is fixedly connected to the inner wall of one end of the fourth horizontal groove 71 near the insert rod 31. The second horizontal block 58 moves to drive the second sliding block 72 to move, the second sliding block 72 moves to press the second spring 73, and at the moment, the second spring 73 is in a compressed state; when the vertical block 56 is separated from the second horizontal block 58, the second slider 72 drives the second horizontal block 58 to return under the action of the second spring 73; the second reset component 7 is arranged, so that the second horizontal block 58 can be driven to reset conveniently.
A method of using a personal protective door, comprising the steps of:
step S1, locking: the hand wheel 42 is rotated to rotate the horizontal shaft 41, the horizontal shaft 41 rotates to drive the worm 471 to rotate, the worm 471 rotates to drive the worm wheel 472 to rotate, the worm wheel 472 rotates to drive the lead screw 43 to rotate, the lead screw 43 rotates to drive the movable block 44 to move upwards, the movable block 44 moves upwards to drive the driving rod 45 to move upwards, the driving rod 45 moves upwards to push the connecting block 33 to rotate, the connecting block 33 rotates to drive the two connecting rods 35 to move, the two connecting rods 35 move to drive the two inserting rods 31 to move back to back, and therefore the inserting rods 31 can be inserted into the slots; in the process of inserting the inserting rod 31 into the slot 36, the inserting rod 31 drives the first horizontal block 52 to move under the action of the first inclined surface 55, the first horizontal block 52 drives the vertical block 56 to move upwards under the action of the second inclined surface 57, and the vertical block 56 drives the second horizontal block 58 to move towards the direction close to the inserting rod 31 under the action of the third inclined surface 59, so that the second horizontal block 58 can be abutted against the side wall of the inserting rod 31, and the locking of the civil air defense door can be completed;
step S2, unlocking: the horizontal shaft 41 is reversely rotated through the reverse hand wheel 42, the horizontal shaft 41 reversely rotates to drive the worm 471 to reversely rotate, the worm 471 reversely rotates to drive the worm wheel 472 to reversely rotate, the worm wheel 472 reversely rotates to drive the lead screw 43 to reversely rotate, the lead screw 43 reversely rotates to drive the movable block 44 to downwards move, the movable block 44 downwards moves to drive the driving rod 45 to downwards move, the driving rod 45 downwards moves to push the connecting block 33 to reversely rotate, the connecting block 33 reversely rotates to drive the two connecting rods 35 to move, the two connecting rods 35 move to drive the two insertion rods 31 to oppositely move, and therefore the insertion rods 31 can; in the process of separating the inserted bar 31 from the slot 36, the first sliding block 62 drives the first horizontal block 52 to reset under the action of the first spring 63, the vertical block 56 resets under the action of self gravity, and the second sliding block 72 drives the second horizontal block 58 to reset under the action of the second spring 73, so that the second horizontal block 58 can be separated from the inserted bar 31, and the unlocking of the civil defense door can be completed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (6)
1. A people's air defense door structure which characterized in that: the door comprises a door body (1), a door frame (2) and a locking device, wherein the locking device comprises two groups of locking mechanisms (3) which are respectively arranged on two sides of the door body (1), each group of locking mechanisms (3) comprises two insertion rods (31) which slide in an opposite direction or in an opposite direction, a rotating shaft (32) which is rotatably connected to one side of the door body (1) and is positioned between the two insertion rods (31), and a connecting block (33) which is sleeved and fixed on the outer side wall of the rotating shaft (32); two sides of the connecting block (33) are respectively hinged with a connecting rod (35), and one ends of the two connecting rods (35) far away from the connecting block (33) are respectively hinged with the opposite ends of the two inserting rods (31);
a driving mechanism (4) for driving the two connecting blocks (33) to rotate is installed on one side of the door body (1);
two slots (36) are respectively formed in two sides of the door frame (2), and the inserting rods (31) are correspondingly inserted into the slots (36);
a fixing mechanism (5) for fixing the inserted rod (31) is installed in the slot (36), and the fixing mechanism (5) comprises a first horizontal groove (51) formed in one side, far away from the door body (1), of the slot (36), a first horizontal block (52) connected to the first horizontal groove (51) in a sliding manner along the width direction of the door frame (2), a vertical groove (53) communicated with one side, close to the door body (1), of the first horizontal groove (51), and a second horizontal groove (54) communicated with one end, far away from the first horizontal groove (51), of the vertical groove (53); the opposite inner sides of the inserted rod (31) and the first horizontal block (52) are respectively provided with a first inclined surface (55), and the two first inclined surfaces (55) are matched; a vertical block (56) is connected in the vertical groove (53) in a sliding manner along the vertical direction, second inclined planes (57) are respectively arranged on the opposite inner sides of the vertical block (56) and the first horizontal block (52), and the two second inclined planes (57) are matched; a second horizontal block (58) is connected in the second horizontal groove (54) in a sliding manner along the width direction of the door frame (2), the second horizontal block (58) is positioned on one side, close to the indoor, of the door frame (2), third inclined planes (59) are respectively arranged on the opposite inner sides of the vertical block (56) and the second horizontal block (58), and the two third inclined planes (59) are matched;
a first reset component (6) for driving the first horizontal block (52) to reset is arranged in the first horizontal groove (51), and a second reset component (7) for driving the second horizontal block (58) to reset is arranged in the second horizontal groove (54);
the first resetting component (6) comprises a third horizontal groove (61) arranged on one side of the first horizontal groove (51), a first sliding block (62) connected to the third horizontal groove (61) in a sliding manner along the length direction of the first horizontal groove (51), and a first spring (63) fixedly connected to one side, far away from the inserted link (31), of the first sliding block (62); one end of the first spring (63) far away from the first sliding block (62) is fixedly connected to the inner wall of one end of the third horizontal groove (61) far away from the inserted link (31);
the second reset assembly (7) comprises a fourth horizontal groove (71) arranged on one side of the second horizontal groove (54), a second sliding block (72) connected to the fourth horizontal groove (71) in a sliding manner along the length direction of the second horizontal groove (54), and a second spring (73) fixedly connected to one side, close to the inserted link (31), of the second sliding block (72); one end of the second spring (73) far away from the second sliding block (72) is fixedly connected with the inner wall of one end of the fourth horizontal groove (71) close to the inserted link (31).
2. A civil air defense door structure as claimed in claim 1, wherein: the driving mechanism (4) comprises a horizontal shaft (41) which is horizontally and rotatably connected to one side of the door body (1), a hand wheel (42) which is fixedly connected to one end, far away from the door body (1), of the horizontal shaft (41), a lead screw (43) which is vertically and rotatably connected to one side of the door body (1), and a transmission assembly (47) which is arranged between the lead screw (43) and the horizontal shaft (41) and is used for driving the lead screw (43) to rotate; the screw rod (43) is in threaded connection with a movable block (44), two ends of the movable block (44) are respectively hinged with a driving rod (45), and one ends of the two driving rods (45) far away from the screw rod (43) are respectively hinged with the two connecting blocks (33); and a guide assembly (46) for guiding the movable block (44) is installed on one side of the door body (1).
3. A civil air defense door structure as claimed in claim 2, wherein: the transmission assembly (47) comprises a worm (471) fixed on the outer side wall of the horizontal shaft (41) in a sleeved mode and a worm wheel (472) fixed on the outer side wall of the screw rod (43) in a sleeved mode; the worm (471) is meshed with the worm wheel (472).
4. A civil air defense door structure as claimed in claim 3, wherein: the direction subassembly (46) include a plurality of montants (461) of vertical rigid coupling in door body (1) one side, montant (461) run through movable block (44) and set up, movable block (44) are connected in montant (461) along vertical sliding.
5. A civil air defense door structure as claimed in claim 4, wherein: a guide pipe (34) is fixedly connected to one side of the door body (1) corresponding to the inserted bar (31), and the inserted bar (31) is connected to the inner cavity of the guide pipe (34) in a sliding mode along the vertical direction.
6. A method of using a civil air defense door based on the civil air defense door structure of any of claims 1 to 5, characterized in that: the method comprises the following steps:
step S1, locking: the hand wheel (42) is rotated to rotate the horizontal shaft (41), the horizontal shaft (41) is rotated to drive the worm (471) to rotate, the worm (471) is rotated to drive the worm wheel (472) to rotate, the worm wheel (472) is rotated to drive the lead screw (43) to rotate, the lead screw (43) is rotated to drive the movable block (44) to move upwards, the movable block (44) moves upwards to drive the driving rod (45) to move upwards, the driving rod (45) moves upwards to push the connecting block (33) to rotate, the connecting block (33) rotates to drive the two connecting rods (35) to move, the two connecting rods (35) move to drive the two insertion rods (31) to move back to back, and therefore the insertion rods (31) can be inserted into; in the process of inserting the inserted link (31) and the slot (36), the inserted link (31) drives the first horizontal block (52) to move under the action of the first inclined surface (55), the first horizontal block (52) drives the vertical block (56) to move upwards under the action of the second inclined surface (57), and the vertical block (56) drives the second horizontal block (58) to move towards the direction close to the inserted link (31) under the action of the third inclined surface (59), so that the second horizontal block (58) is abutted against the side wall of the inserted link (31), and the locking of the civil air defense door can be completed;
step S2, unlocking: the horizontal shaft (41) is reversed through the reversing hand wheel (42), the horizontal shaft (41) is reversed to drive the worm (471) to be reversed, the worm (471) is reversed to drive the worm wheel (472) to be reversed, the worm wheel (472) is reversed to drive the lead screw (43) to be reversed, the lead screw (43) is reversed to drive the movable block (44) to move downwards, the movable block (44) moves downwards to drive the driving rod (45) to move downwards, the driving rod (45) moves downwards to push the connecting block (33) to be reversed, the connecting block (33) is reversed to drive the two connecting rods (35) to move, the two connecting rods (35) move to drive the two inserting rods (31) to move oppositely, and therefore the inserting rods (31) can be; in the separation process of the inserted link (31) and the slot (36), the first sliding block (62) drives the first horizontal block (52) to reset under the action of the first spring (63), the vertical block (56) resets under the action of self gravity, and the second sliding block (72) drives the second horizontal block (58) to reset under the action of the second spring (73), so that the second horizontal block (58) is separated from the inserted link (31), and the unlocking of the civil air defense door can be completed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043662.2A CN111155907B (en) | 2020-01-15 | 2020-01-15 | Civil air defense door structure and using method |
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| CN202010043662.2A CN111155907B (en) | 2020-01-15 | 2020-01-15 | Civil air defense door structure and using method |
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| CN111155907B true CN111155907B (en) | 2021-05-18 |
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| DE102013105487A1 (en) * | 2013-05-28 | 2014-12-04 | Carl Fuhr Gmbh & Co. Kg | Locking unit for a locking system |
| CN206574938U (en) * | 2017-01-21 | 2017-10-20 | 浙江师范大学 | The electric supply installation that a kind of mis-collision preventing is touched by mistake |
| US20180258677A1 (en) * | 2017-03-10 | 2018-09-13 | Bad Bass Industries, LLC | Hinge Allowing Opening Along More Than One Axis and Complete Disengagement of Hinge and Removal of Hinged Device |
| CN107575103B (en) * | 2017-09-06 | 2023-04-28 | 中国人民解放军61517部队 | Civil air defense door locking device, installation method, civil air defense door adopting locking device and opening and closing method |
| CN209129492U (en) * | 2018-07-19 | 2019-07-19 | 深圳市恒安兴人防工程有限公司 | Door lock driving structure and airtight blast door |
| CN209398246U (en) * | 2018-08-18 | 2019-09-17 | 上海祈祿机械有限公司 | A kind of plug-type closed guard gate |
| CN209413579U (en) * | 2018-10-27 | 2019-09-20 | 上海正承防护设备有限公司 | A kind of closedown structure for protective door |
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