CN211974780U - People's air-proof airtight door with movable doorsill - Google Patents
People's air-proof airtight door with movable doorsill Download PDFInfo
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- CN211974780U CN211974780U CN202020288574.4U CN202020288574U CN211974780U CN 211974780 U CN211974780 U CN 211974780U CN 202020288574 U CN202020288574 U CN 202020288574U CN 211974780 U CN211974780 U CN 211974780U
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Abstract
The utility model discloses a threshold people's air-tight door alive, including door frame, side board, horizontal lead screw and activity threshold, fixed surface installs little threshold under the inside of door frame, the side board welding is in the side of door core, and the inside movable mounting of side board has the connecting rod, the inside swing joint in upper end of side board has longitudinal fixation pole, and the inside rotation of side board is connected with inside pivot, horizontal lead screw rotates the inside of connecting at the side board, the outside fixed mounting of inside pivot has intermediate gear, and intermediate gear's side swing joint has the bottom gear, longitudinal screw rotates the inside of connecting at the side board, the inside bilateral symmetry of door frame is fixed with the limiting plate. This threshold people's air-proof airtight door alive adopts neotype structural design for this device is convenient for diversely lock and consolidates closed structure, and is provided with movable threshold among the device and adjusts the removal structure, is convenient for control movable threshold's removal and installation, convenient to use.
Description
Technical Field
The utility model relates to a people's air-proof airtight door technical field specifically is a threshold people's air-proof airtight door alive.
Background
People's air-proof airtight door is a special door of installing in people's air defense passageway and using, and people's air-proof airtight door's closed structure leakproofness is better, and the in-process that uses when the war can be better keeps apart shock wave and poison gas, can keep apart the use as ordinary door during daily use, and people's air-proof airtight door can divide into three kinds of fixed threshold, threshold and elevation structure, and wherein the threshold practicality of living is stronger to the cost is corresponding lower.
With the continuous installation and use of the civil air-proof airtight door of the movable door threshold, the following problems are found in the use process:
1. some current live threshold people prevent airtight door are not convenient for place the activity threshold at the in-process of daily use, and the weight of activity threshold is heavier, and length is longer, is not convenient for install fast at the in-process of emergent use.
2. And the locking position of the civil air-proof airtight door is more unidirectional in the using process, and the structural firmness of the locked door body is limited.
Therefore, a people air-proof airtight door with a movable door threshold needs to be designed aiming at the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a threshold people's air-tight door alive to it is not convenient for place the activity threshold at the in-process of daily use to provide some threshold people's air-tight doors alive that have now in solving above-mentioned background art, and the weight of activity threshold is heavier, and length is longer, is not convenient for install fast at the in-process of emergent use, and people's air-tight door is comparatively one-way in the in-process locking position that uses, the limited problem of door body structure fastness after the locking.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a threshold people prevents airtight door alive, includes door frame, side board, horizontal lead screw and activity threshold, fixed surface installs little threshold under the inside of door frame, and the upper end side-mounting of door frame has vertical fixed cylinder, and the inboard of door frame is rotated and is connected with the door core, the side board welding is in the side of door core, and the inside movable mounting of side board has the connecting rod, and the inside fixed mounting in side of connecting rod has horizontal fixed cylinder and horizontal dead lever, the inside movable connection in upper end of side board has vertical dead lever, and the inside of side board rotates and is connected with inside pivot, and the medial surface fixed mounting of side board has vertical pole and horizontal pole, horizontal lead screw rotates to be connected in the inside of side board, and the side welding of horizontal lead screw has the side gear to the outside movable connection of horizontal lead screw has horizontal locating piece, the outside fixed mounting of inside pivot has intermediate gear, and the side swing joint of intermediate gear has the bottom gear to bottom gear fixed mounting is at the lower surface of vertical lead screw, vertical lead screw rotates the inside of connecting at the side board, and the outside movable mounting of vertical lead screw has vertical locating piece, the inside bilateral symmetry of door frame is fixed with the limiting plate, and the upper end lateral surface fixed mounting of door frame has the fixed plate, and the inside rotation of fixed plate is connected with outside lead screw.
Preferably, the connecting rod, the transverse fixing barrel and the transverse fixing rod are of an integrated structure, the connecting rod and the side plate form a sliding structure, and the transverse fixing barrel and the transverse fixing rod on the left side and the right side are connected in a clamping mode.
Preferably, the longitudinal fixing rod and the side plate form a sliding structure, and the longitudinal fixing rod is connected with the longitudinal fixing cylinder in a clamping manner.
Preferably, the middle gear is meshed with the side gear and the bottom gear, the side gear is fixedly connected with the transverse screw rod, the transverse screw rod is in threaded connection with the transverse positioning block, the bottom gear is fixedly connected with the longitudinal screw rod, and the longitudinal screw rod is in threaded connection with the longitudinal positioning block.
Preferably, the outer portion of the outer screw rod is movably connected with a movable threshold, the lower surface of the movable threshold is fixedly provided with a mounting column, the mounting column is connected with the small threshold through a mounting hole, and the mounting hole is formed in the inner portion of the upper surface of the small threshold.
Preferably, activity threshold and outside lead screw threaded connection, and activity threshold and limiting plate constitute sliding construction to the activity threshold passes through the erection column and the mounting hole is connected with little threshold block, and the both sides of little threshold are the slope column structure simultaneously.
Compared with the prior art, the beneficial effects of the utility model are that: the movable doorsill people-defense airtight door adopts a novel structural design, so that the movable doorsill can be conveniently installed and moved, and the device is provided with a multi-directional locking structure, so that the closing firmness is good;
1. the movable doorsill is arranged on the sliding structure, and the small doorsill is arranged in a clamping connection mode, the movable doorsill is arranged at the uppermost end position of the external screw rod in the daily use process, the door core structure is opened at the moment, the device is in a communication state and can normally pass through, when the device needs to be used in a closed mode, the external screw rod is controlled to rotate by the operation motor, the movable doorsill is adjusted to move to the lowermost end position, the movable doorsill is connected with the small doorsill in a clamping mode, the sealing performance of the closed door core is improved, and the movable doorsill is convenient to install and move and convenient;
2. vertical dead lever and the horizontal dead lever that swing joint set up, in the use, rotate inside pivot, under gear drive's effect, drive vertical lead screw and horizontal lead screw and rotate simultaneously, vertical dead lever and horizontal dead lever move to the side simultaneously, horizontal dead lever is connected with horizontal solid fixed cylinder block and is locked the device's horizontal direction, vertical dead lever is connected with vertical solid fixed cylinder block and is locked the device's vertical direction, diversified fixed knot structure can be better locks the device, improve the stability after the closure.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a front sectional structural view of the side plate of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic side sectional view of the door frame of the present invention;
fig. 5 is a schematic view of the top view structure of the movable doorsill of the present invention.
In the figure: 1. a door frame; 2. a small threshold; 3. a longitudinally fixed cylinder; 4. a door core; 5. a side plate; 6. a connecting rod; 7. a transverse fixed cylinder; 8. a transverse fixing rod; 9. a longitudinal fixing rod; 10. an inner rotating shaft; 11. a longitudinal round bar; 12. a transverse round bar; 13. a transverse screw rod; 14. a side gear; 15. a transverse positioning block; 16. an intermediate gear; 17. a bottom gear; 18. a longitudinal screw rod; 19. longitudinal positioning blocks; 20. a limiting plate; 21. a fixing plate; 22. an external lead screw; 23. a movable threshold; 24. mounting a column; 25. and (7) installing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a people air-proof airtight door with a movable door threshold comprises a door frame 1, a small door threshold 2, a longitudinal fixing cylinder 3, a door core 4, a side plate 5, a connecting rod 6, a transverse fixing cylinder 7, a transverse fixing rod 8, a longitudinal fixing rod 9, an internal rotating shaft 10, a longitudinal round rod 11, a transverse round rod 12, a transverse screw rod 13, a side gear 14, a transverse positioning block 15, a middle gear 16, a bottom gear 17, a longitudinal screw rod 18, a longitudinal positioning block 19, a limiting plate 20, a fixing plate 21, an external screw rod 22, a movable door threshold 23, a mounting column 24 and a mounting hole 25, wherein the small door threshold 2 is fixedly arranged on the lower surface in the door frame 1, the longitudinal fixing cylinder 3 is arranged on the side surface of the upper end of the door frame 1, the door core 4 is rotatably connected to the inner side of the door frame 1, the side plate 5 is welded on the side surface of the door core 4, the connecting rod 6 is movably arranged in the side, a longitudinal fixed rod 9 is movably connected inside the upper end of the side plate 5, an internal rotating shaft 10 is rotatably connected inside the side plate 5, a longitudinal round rod 11 and a transverse round rod 12 are fixedly installed on the inner side surface of the side plate 5, a transverse screw rod 13 is rotatably connected inside the side plate 5, a side gear 14 is welded on the side surface of the transverse screw rod 13, a transverse positioning block 15 is movably connected outside the transverse screw rod 13, an intermediate gear 16 is fixedly installed outside the internal rotating shaft 10, a bottom gear 17 is movably connected on the side surface of the intermediate gear 16, the bottom gear 17 is fixedly installed on the lower surface of a longitudinal screw rod 18, the longitudinal screw rod 18 is rotatably connected inside the side plate 5, a longitudinal positioning block 19 is movably installed outside the longitudinal screw rod 18, a limiting plate 20 is symmetrically fixed on two sides inside the door frame 1, and a fixed plate 21 is fixedly installed on the outer side surface of the upper, and an external lead screw 22 is rotatably connected to the inside of the fixed plate 21.
In the embodiment, the connecting rod 6, the transverse fixing cylinder 7 and the transverse fixing rod 8 are integrated, the connecting rod 6 and the side plate 5 form a sliding structure, the transverse fixing cylinders 7 on the left side and the right side are connected with the transverse fixing rod 8 in a clamping manner, and the transverse fixing rod 8 is connected with the transverse fixing cylinder 7 in a clamping manner, so that the locking firmness in the horizontal direction after the device is closed can be improved;
the longitudinal fixing rod 9 and the side plate 5 form a sliding structure, the longitudinal fixing rod 9 is connected with the longitudinal fixing barrel 3 in a clamping manner, and the longitudinal fixing rod 9 is connected with the longitudinal fixing barrel 3 in a clamping manner, so that the firmness of the device in the vertical direction after the device is closed can be improved;
the middle gear 16 is meshed with the side gear 14 and the bottom gear 17, the side gear 14 is fixedly connected with the transverse screw rod 13, the transverse screw rod 13 is in threaded connection with the transverse positioning block 15, the bottom gear 17 is fixedly connected with the longitudinal screw rod 18, the longitudinal screw rod 18 is in threaded connection with the longitudinal positioning block 19, and the gear transmission structure is convenient for driving the transverse screw rod 13 and the longitudinal screw rod 18 to rotate;
the outer part of the external screw rod 22 is movably connected with a movable threshold 23, the lower surface of the movable threshold 23 is fixedly provided with an installation column 24, the installation column 24 is mutually connected with the small threshold 2 through an installation hole 25, the installation hole 25 is arranged in the upper surface of the small threshold 2, and the movable threshold 23 is convenient to control to move and install due to the design structure;
the movable threshold 23 is in threaded connection with the external screw rod 22, the movable threshold 23 and the limiting plate 20 form a sliding structure, the movable threshold 23 is connected with the small threshold 2 in a clamping mode through the mounting column 24 and the mounting hole 25, meanwhile, two sides of the small threshold 2 are of an inclined structure, and the movable threshold 23 is adjusted to move up and down through controlling the external screw rod 22 to rotate.
The working principle is as follows: when the device is used, firstly, according to the structure shown in the figures 1, 2 and 3, when the device is closed for use, the door cores 4 on two sides are respectively rotated to enable the door cores 4 to close the door frame 1, then the internal rotating shaft 10 is rotated from the outside, the internal rotating shaft 10 controls the middle gear 16 to rotate, the middle gear 16 is meshed with the side gear 14 and the bottom gear 17 to be connected, the transverse screw rod 13 and the longitudinal screw rod 18 are driven to rotate under the action of gear transmission, the transverse positioning block 15 is in threaded connection with the transverse screw rod 13, when the transverse screw rod 13 rotates, the external transverse positioning block 15 is driven to slide outside the transverse round rod 12, at the moment, the connecting rod 6, the transverse fixing cylinder 7 and the transverse fixing rod 8 simultaneously move towards the side surface, the transverse fixing cylinders 7 and the transverse fixing rod 8 on the left side and the right side are in mutually clamped connection, the horizontal direction of the door cores 4 is fixed, and the longitudinal, the longitudinal screw rod 18 drives the external longitudinal positioning block 19 to move upwards when rotating, the longitudinal fixing rod 9 moves upwards at the moment and is connected with the external longitudinal fixing cylinder 3 in a clamping manner, the vertical position of the device is fixed, and the multi-direction fixing structure can reinforce the firmness of the closed door core 4 and improve the use protection performance;
subsequently, according to the structure shown in fig. 1, 4 and 5, the movable threshold 23 is located at the uppermost end of the external screw rod 22 during daily use, when the device is required to be used in a sealed manner, the door cores 4 are mutually closed, the side position of the limiting plate 20 is limited after the door cores 4 are closed, then the external screw rod 22 is controlled to rotate by operating the motor, the external screw rod 22 is in threaded connection with the movable threshold 23, the movable threshold 23 is driven to move downwards when the external screw rod 22 rotates, the movable threshold 23 is fixed to the lowermost end position by the clamping of the mounting post 24 and the mounting hole 25 with the small threshold 2, the stability of the landing mounting position of the movable threshold 23 is improved, the movable threshold 23 is located on the ground, the closed door core 4 is reinforced and sealed, and the device can control the movable threshold 23 to move and mount more quickly and conveniently.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a threshold people prevents airtight door alive, includes door frame (1), side board (5), horizontal lead screw (13) and activity threshold (23), its characterized in that: the door frame is characterized in that a small doorsill (2) is fixedly arranged on the lower surface inside the door frame (1), a longitudinal fixing cylinder (3) is arranged on the side face of the upper end of the door frame (1), a door core (4) is connected to the inner side of the door frame (1) in a rotating mode, a side plate (5) is welded on the side face of the door core (4), a connecting rod (6) is movably arranged inside the side plate (5), a transverse fixing cylinder (7) and a transverse fixing rod (8) are fixedly arranged inside the side face of the connecting rod (6), a longitudinal fixing rod (9) is movably connected to the upper end of the side plate (5), an inner rotating shaft (10) is rotatably connected inside the side plate (5), a longitudinal round rod (11) and a transverse round rod (12) are fixedly arranged on the inner side face of the side plate (5), a transverse lead screw (13) is rotatably connected inside the side plate (5), and a side gear (14) is welded on the, and the outside swing joint of horizontal lead screw (13) has horizontal locating piece (15), the outside fixed mounting of inside pivot (10) has intermediate gear (16), and the side swing joint of intermediate gear (16) has bottom gear (17) to bottom gear (17) fixed mounting is at the lower surface of vertical lead screw (18), vertical lead screw (18) rotate to be connected in the inside of curb plate (5), and the outside movable mounting of vertical lead screw (18) has vertical locating piece (19), the inside bilateral symmetry of door frame (1) is fixed with limiting plate (20), and the upper end lateral surface fixed mounting of door frame (1) has fixed plate (21), and the inside rotation of fixed plate (21) is connected with outside lead screw (22).
2. The people airtight door of threshold of activity according to claim 1, characterized in that: the connecting rod (6), the transverse fixing cylinder (7) and the transverse fixing rod (8) are of an integrated structure, the connecting rod (6) and the side edge plate (5) form a sliding structure, and the transverse fixing cylinder (7) on the left side and the transverse fixing rod (8) on the right side are connected in a clamping mode.
3. The people airtight door of threshold of activity according to claim 1, characterized in that: the longitudinal fixing rod (9) and the side plate (5) form a sliding structure, and the longitudinal fixing rod (9) is connected with the longitudinal fixing barrel (3) in a clamping mode.
4. The people airtight door of threshold of activity according to claim 1, characterized in that: the middle gear (16) is meshed with the side gears (14) and the bottom gear (17), the side gears (14) are fixedly connected with the transverse screw rod (13), the transverse screw rod (13) is in threaded connection with the transverse positioning block (15), the bottom gear (17) is fixedly connected with the longitudinal screw rod (18), and the longitudinal screw rod (18) is in threaded connection with the longitudinal positioning block (19).
5. The people airtight door of threshold of activity according to claim 1, characterized in that: the outer movable connection of outside lead screw (22) has activity threshold (23), and the lower surface of activity threshold (23) is fixed with erection column (24) to erection column (24) are through mounting hole (25) and little threshold (2) interconnect, and the upper surface inside at little threshold (2) is seted up in mounting hole (25) simultaneously.
6. The people airtight door of threshold of activity according to claim 1, characterized in that: activity threshold (23) and outside lead screw (22) threaded connection, and activity threshold (23) and limiting plate (20) constitution sliding construction to activity threshold (23) are connected with little threshold (2) block through erection column (24) and mounting hole (25), and the both sides of little threshold (2) are the slope column structure simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020288574.4U CN211974780U (en) | 2020-03-10 | 2020-03-10 | People's air-proof airtight door with movable doorsill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020288574.4U CN211974780U (en) | 2020-03-10 | 2020-03-10 | People's air-proof airtight door with movable doorsill |
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| Publication Number | Publication Date |
|---|---|
| CN211974780U true CN211974780U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020288574.4U Active CN211974780U (en) | 2020-03-10 | 2020-03-10 | People's air-proof airtight door with movable doorsill |
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| CN (1) | CN211974780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647815A (en) * | 2020-12-21 | 2021-04-13 | 重庆鑫洲人防工程设备有限公司 | Civil air defense engineering protective door for subway civil air defense |
-
2020
- 2020-03-10 CN CN202020288574.4U patent/CN211974780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647815A (en) * | 2020-12-21 | 2021-04-13 | 重庆鑫洲人防工程设备有限公司 | Civil air defense engineering protective door for subway civil air defense |
| CN112647815B (en) * | 2020-12-21 | 2022-05-27 | 重庆鑫洲人防工程设备有限公司 | Civil air defense engineering protective door for subway civil air defense |
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