CN218581487U - Locking structure for civil air defense door - Google Patents
Locking structure for civil air defense door Download PDFInfo
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- CN218581487U CN218581487U CN202222623593.XU CN202222623593U CN218581487U CN 218581487 U CN218581487 U CN 218581487U CN 202222623593 U CN202222623593 U CN 202222623593U CN 218581487 U CN218581487 U CN 218581487U
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- air defense
- defense door
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- door body
- locking
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract
The application discloses shutting structure for people's air defense door belongs to the technical field of people's air defense door, it includes people's air defense door body, the four corners of people's air defense door body all is provided with the dead lever that is used for locking people's air defense door body, fixedly connected with gear box on the people's air defense door body, wear to be equipped with the lead screw on the gear box, be provided with the moving mechanism who is used for driving the dead lever and removes simultaneously on the people's air defense door body, moving mechanism is including setting up the articulated elements that are used for promoting the dead lever removal on the people's air defense door body, set up and be used for driving the wobbling driving medium of articulated elements on the lead screw, be provided with the drive assembly who is used for driving the lead screw removal in the gear box. This application has the locking process of simplifying the door body, improves the effect of locking efficiency.
Description
Technical Field
The application relates to the technical field of civil air defense doors, in particular to a locking structure for a civil air defense door.
Background
The civil air defense door is a door of an entrance and an exit of civil protection engineering, and the classification of the civil air defense door is more distinct, and the civil air defense door comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, a movable door threshold single-leaf and double-leaf protective airtight doors and the like.
At present, most locking mechanisms of the civil air defense door are provided with a plurality of inserted bars for integrally locking the door body, and an operator needs to sequentially insert the inserted bars into the door frame in the process of locking the civil air defense door body, so that the door body is integrally locked, and the operation process is complex.
To the above-mentioned related art, the inventor thinks that operating personnel removes a plurality of inserted bars in proper order to inject the inserted bar in the door frame and realize the locking of civil air defense door body, the operation process is comparatively complicated, operates the inserted bar in proper order and has wasted a large amount of time.
SUMMERY OF THE UTILITY MODEL
In order to simplify the locking process of a body, improve the efficiency of locking a door, this application provides a locking structure for people's air defense door.
The application provides a locking structure for civil air defense door adopts following technical scheme:
the utility model provides a locking structure for civil air defense door, includes civil air defense door body, the four corners of civil air defense door body all is provided with and is used for locking the dead lever of civil air defense door body, fixedly connected with gear box on the civil air defense door body, wear to be equipped with the lead screw on the gear box, be provided with on the civil air defense door body and be used for the drive the moving mechanism that the dead lever removed simultaneously, moving mechanism including set up in be used for promoting the articulated elements that the dead lever removed on the civil air defense door body, set up in be used for the drive on the lead screw articulated elements wobbling driving medium, be provided with in the gear box and be used for the drive assembly that the lead screw removed.
Through adopting above-mentioned technical scheme, operating personnel utilizes drive assembly to make the lead screw remove, and the lead screw utilizes the driving medium to make the articulated elements swing, and the articulated elements swing promotes the dead lever and removes, and a plurality of dead levers insert the door frame to realize the locking of people's air defense door, simplified the process of locking a door, practiced thrift the time of locking a door, improved the efficiency of locking a door.
Preferably, the articulated elements include fixed connection in fixed block on the people's air defense door body, set up in connecting plate on the fixed block, wear to locate the dwang at connecting plate middle part, the rotation groove has been seted up on the fixed block, the dwang both ends all with rotate the interior terminal surface fixed connection of groove, the connecting plate with the dwang rotates to be connected, the connecting plate is kept away from the tip of lead screw articulates there is the push rod, the push rod is kept away from the tip of connecting plate with the dead lever is articulated.
Through adopting above-mentioned technical scheme, the swing of connecting plate both ends drives the push rod and moves in the horizontal direction, and the push rod motion drives the dead lever horizontal direction and removes to make the dead lever can insert the locking of realization people's air defense door body in the door frame.
Preferably, the transmission part comprises a connecting block fixedly sleeved at two ends of the screw rod and a connecting rod hinged at two ends of the connecting block, and the end part of the connecting rod far away from the connecting block is hinged with the end part of the connecting plate close to the connecting block.
By adopting the technical scheme, the connecting block is moved by the screw rod, the connecting block is moved to drive the connecting rod to move, and the connecting rod moves to push the two ends of the connecting plate to swing, so that the civil air defense door is locked.
Preferably, the drive assembly is located including the cover screw sleeve on the lead screw, fixed cover are located worm wheel on the screw sleeve, wear to locate worm on the gear box, the screw sleeve with lead screw thread fit, the worm passes the people's air defense door body and with people's air defense door body rotates to be connected.
By adopting the technical scheme, an operator rotates the worm, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the threaded sleeve to rotate, the threaded sleeve rotates to drive the screw rod to move, and therefore the fixing rod is driven to be inserted into the door frame to achieve locking of the civil air defense door, and the civil air defense door is convenient to use by the operator.
Preferably, the first guide block of fixedly connected with on the people's air defense door body, the lead screw pass first guide block and with the cooperation of sliding of first guide block, fixedly connected with second guide block on the four corners of people's air defense door body, the dead lever passes the second guide block, and with the cooperation of sliding of second guide block.
By adopting the technical scheme, the first guide block improves the moving stability of the screw rod, and prevents the screw rod from being too long and bending, thereby influencing the locking of the fixed rod and the door frame; the stability that the good fortune ancient cooking vessel was done has been improved to the second guide block for in the dead lever can accurately insert the door frame, prevent that the dead lever is crooked to lead to the unable locking of people's air defense door body.
Preferably, a first positioning bolt is arranged on the first guide block, the first positioning bolt penetrates through the first guide block and abuts against the screw rod, and the first positioning bolt is in threaded fit with the first guide block; and a second positioning bolt penetrates through the second guide block, the second positioning bolt penetrates through the second guide block and is abutted to the fixed rod, and the second positioning bolt is in threaded fit with the second guide block.
Through adopting above-mentioned technical scheme, first positioning bolt does benefit to fixed screw and dead lever with being provided with of second positioning bolt to prevent that people's air defense door blocking structure from damaging when the transportation, influencing the locking of people's air defense door body, simultaneously, first positioning bolt is favorable to blocking structure's fixed with second positioning bolt, improves blocking structure's stability.
Preferably, be provided with the movable rod on the people's air defense door body, the worm passes circular slot has been seted up on the tip of people's air defense door body, the movable rod with the circular slot cooperation of sliding, wear to be equipped with the gag lever post on the movable rod, seted up on the circular inslot wall be used for with the gag lever post complex sliding tray that slides, the movable rod is kept away from fixedly connected with hand wheel on the tip of people's air defense door body.
Through adopting above-mentioned technical scheme, operating personnel inserts the movable rod in the circular slot, and the gag lever post slides in the sliding tray, then operating personnel rotates the hand wheel, and the hand wheel rotates and drives the movable rod and rotate, and the movable rod passes through the gag lever post and drives the worm and rotate to make the dead lever insert the locking of realizing people's air defense door body in the door frame, the movable rod can be dismantled and make things convenient for operating personnel practical.
Preferably, a locking spring is fixedly connected to the inner end face of the circular groove, a reset disc is fixedly connected to the end portion, far away from the inner end face of the circular groove, of the locking spring, a moving groove is formed in the side wall, close to the reset disc, of the sliding groove, and a locking groove is formed in the side wall, far away from the sliding groove, of the moving groove.
Through adopting above-mentioned technical scheme, operating personnel inserts the movable rod in the circular recess, the gag lever post removes in the sliding tray, when the movable rod with reset the disc butt, operating personnel continues to remove the movable rod, the disc that resets slides in the circular recess, the gag lever post slides to the moving chute in, locking spring is in compression state this moment, operating personnel rotates the movable rod after that, the gag lever post slides in the moving chute, when the gag lever post removes to the position of locking recess, the disc that resets promotes the gag lever post and removes in locking inslot under locking spring's spring action, thereby realize the locking of movable rod, make things convenient for operating personnel to use.
In summary, the present application includes at least one of the following beneficial technical effects:
1. an operator utilizes the driving assembly to move the screw rod, the screw rod utilizes the transmission piece to swing the hinge piece, the hinge piece swings to push the fixed rods to move, and the plurality of fixed rods are inserted into the door frame, so that the locking of the civil air defense door is realized, the door locking process is simplified, the door locking time is saved, and the door locking efficiency is improved;
2. an operator rotates the worm, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the threaded sleeve to rotate, the threaded sleeve rotates to drive the screw rod to move, and therefore the fixed rod is driven to be inserted into the door frame to achieve locking of the civil air defense door, and the civil air defense door is convenient to use by the operator;
3. the movable rod is inserted into the circular groove by an operator, the limiting rod moves in the sliding groove, when the movable rod abuts against the reset disc, the operator continues to move the movable rod, the reset disc slides in the circular groove, the limiting rod slides to the moving groove, the locking spring is in a compression state at the moment, then the movable rod rotates by the operator, the limiting rod slides in the moving groove, when the limiting rod moves to the position of the locking groove, the reset disc pushes the limiting rod to move in the locking groove under the elastic action of the locking spring, and therefore locking of the movable rod is achieved, and the movable rod is convenient for the operator to use.
Drawings
Fig. 1 is a schematic structural view of a locking structure for a civil air defense door according to an embodiment of the present application.
Fig. 2 is an enlarged schematic view at a in fig. 1.
FIG. 3 is a schematic structural diagram of a gearbox according to an embodiment of the present application.
Fig. 4 is a schematic view of the internal structure of the worm of the embodiment of the present application.
Fig. 5 is an enlarged schematic view at B in fig. 4.
Reference numerals: 1. a civil air defense door body; 11. a fixing rod; 12. a gear case; 13. a screw rod; 14. a first guide block; 15. a first positioning bolt; 16. a second guide block; 17. a second positioning bolt; 18. a movable rod; 181. a limiting rod; 19. a hand wheel; 2. a moving mechanism; 21. an articulation member; 211. a fixed block; 212. a connecting plate; 213. rotating the rod; 214. a rotating groove; 215. a push rod; 22. a transmission member; 221. connecting blocks; 222. a connecting rod; 3. a drive assembly; 31. a threaded sleeve; 32. a worm gear; 33. a worm; 331. a circular groove; 332. a sliding groove; 333. a moving groove; 334. a locking groove; 335. resetting the disc; 336. a locking spring;
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses locking structure for civil air defense door. Referring to fig. 1, the locking structure for the civil air defense door comprises a civil air defense door body 1 and a gear box 12. People's air defense door body 1 is rectangular plate-like, and the vertical setting of people's air defense door body 1 all is provided with second guide block 16 on the four corners of people's air defense door body 1, and gear box 12 sets up in 1 middle parts of people's air defense door body.
Referring to fig. 1, four fixing rods 11 are horizontally arranged, the fixing rods 11 are in one-to-one correspondence with the second guide blocks 16, the fixing rods 11 are arranged on the second guide blocks 16 in a penetrating mode, second positioning bolts 17 are arranged on the second guide blocks 16 in a penetrating mode, the second positioning bolts 17 are in threaded fit with the second guide blocks 16, and the second positioning bolts 17 are abutted to the fixing rods 11.
Referring to fig. 1 and 2, the end portions of the fixing rods 11 close to each other are provided with hinges 21, and each hinge 21 includes a fixing block 211, a connecting plate 212, and a rotating rod 213. Fixed block 211 is rectangular block shape, fixed block 211 and people's air defense door body 1 fixed connection, and fixed block 211 has seted up rotation groove 214 along self length direction. The connecting plates 212 are arranged on the fixing blocks 211, the connecting plates 212 correspond to the fixing rods 11 one by one, push rods 215 are hinged to the end portions, close to the fixing rods 11, of the connecting plates 212, and the end portions, far away from the connecting plates 212, of the push rods 215 are hinged to the fixing rods 11. The rotation rod 213 penetrates the connection plate 212 and is rotatably connected to the connection plate 212, and both ends of the rotation rod 213 are fixedly connected to the inner end surfaces of the rotation grooves 214.
Referring to fig. 2 and 3, a screw rod 13 penetrates through the gear box 12, the screw rod 13 is vertically arranged, transmission members 22 are arranged at two ends of the screw rod 13, and each transmission member 22 comprises a connecting block 221 and a connecting rod 222. The connecting block 221 is rectangular block-shaped, and the connecting block 221 fixes the end of the connecting rod 13. The two connecting rods 222 are respectively positioned at two sides of the connecting block 221, the end part of the connecting rod 222 close to the screw rod 13 is hinged to the connecting block 221, the connecting plates 212 are in one-to-one correspondence with the connecting rods 222, and the end part of the connecting rod 222 far away from the screw rod 13 is hinged to the end part of the connecting plate 212 far away from the fixing rod 11.
Referring to fig. 1, first guide blocks 14 are arranged on two sides of a gear box 12, the first guide blocks 14 are fixedly connected with a civil air defense door body 1, and a screw rod 13 penetrates through the first guide blocks 14 and is in sliding fit with the first guide blocks 14. A first positioning bolt 15 penetrates through the first guide block 14, the first positioning bolt 15 is in threaded fit with the first guide block 14, and the first positioning bolt 15 is abutted to the screw rod 13.
Referring to fig. 3, a driving assembly 3 for driving the screw 13 to move is disposed in the gear box 12, and the driving assembly 3 includes a threaded sleeve 31, a worm wheel 32, and a worm 33. The threaded sleeve 31 penetrates through the gear box 12, the threaded sleeve 31 is rotationally connected with the gear box 12, the threaded sleeve 31 is sleeved on the screw rod 13, and the threaded sleeve 31 is in threaded fit with the screw rod 13. The worm wheel 32 is fixedly sleeved on the threaded sleeve 31, the worm 33 penetrates through the gear box 12, the worm 33 penetrates through the civil air defense door body 1 and is rotatably connected with the civil air defense door body 1, and the worm 33 is in threaded fit with the worm wheel 32. An operator rotates the worm 33, the worm 33 drives the threaded sleeve 31 to rotate through the worm wheel 32, the threaded sleeve 31 drives the screw rod 13 to move, the screw rod 13 moves to drive the connecting blocks 221 at two ends to move, the connecting blocks 221 drive the connecting plate 212 to swing through the connecting rod 222, and the connecting plate 212 pushes the fixing rod 11 to be inserted into a door frame through the push rod 215.
Referring to fig. 4, a movable rod 18 is arranged on the side surface of the civil air defense door body 1 far away from the gear box 12, a hand wheel 19 is fixedly connected to the end portion of the movable rod 18 far away from the civil air defense door body 1, and a limiting rod 181 penetrates through the end portion of the movable rod 18 close to the civil air defense door body 1. The worm 33 is provided with a circular groove 331 along the length direction thereof, the inner wall of the circular groove 331 is in sliding fit with the outer peripheral surface of the movable rod 18, the inner wall of the circular groove 331 is provided with a sliding groove 332, and the inner wall of the sliding groove 332 is in sliding fit with the outer peripheral surface of the limit rod 181.
Referring to fig. 5, a return disc 335 is slidably disposed on an inner end surface of the circular groove 331, a locking spring 336 is fixedly connected to a side surface of the return disc 335 close to the inner end surface of the circular groove 331, and an end portion of the locking spring 336 far away from the return disc 335 is fixedly connected to the inner end surface of the circular groove 331. The inner wall of the circular groove 331 close to the reset disc 335 is provided with a moving groove 333, the moving groove 333 is communicated with the sliding groove 332, the inner wall of the moving groove 333 far away from the sliding groove 332 is provided with a locking groove 334, and the length direction of the locking groove 334 is consistent with the length direction of the worm 33. The operating personnel inserts movable rod 18 in circular recess 331, and when the gag lever post 181 was located the position of shifting chute 333, locking spring 336 was in compression state this moment, and operating personnel rotated hand wheel 19 after that, and when gag lever post 181 removed to the position of locking groove 334 along shifting chute 333, movable rod 18 drove gag lever post 181 and got into locking inslot 334 under the effect of locking spring 336 elasticity to realize the locking of movable rod 18 and hand wheel 19, conveniently dismantle and dismantle
The implementation principle of locking structure for civil air defense door of the embodiment of the application is: the operating personnel inserts movable rod 18 into circular recess 331, and the gag lever post 181 is located the position of moving groove 333 this moment, and locking spring 336 is in compression state, and operating personnel rotates hand wheel 19 after that, and gag lever post 181 moves to the position of locking groove 334, and then movable rod 18 drives gag lever post 181 and moves to locking groove 334 under the effect of locking spring 336 elasticity to realize the locking of movable rod 18 and hand wheel 19.
Then, an operator rotates the hand wheel 19, the hand wheel 19 drives the worm wheel 32 to rotate through the worm 33, the worm wheel 32 drives the screw rod 13 to move through the threaded sleeve 31, the screw rod 13 pushes the connecting rod 222 through the connecting block 221, the connecting rod 222 drives the connecting plate 212 to swing, the connecting plate 212 pushes the fixing rods 11 through the push rod 215, and therefore the fixing rods 11 can be inserted into a door frame simultaneously, and door locking efficiency is improved.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a locking structure for people's air defense door, includes people's air defense door body (1), its characterized in that: the four corners of people's air defense door body (1) all is provided with and is used for locking dead lever (11) of people's air defense door body (1), fixedly connected with gear box (12) are gone up in people's air defense door body (1), wear to be equipped with lead screw (13) on gear box (12), be provided with on people's air defense door body (1) and be used for the drive dead lever (11) moving mechanism (2) that remove simultaneously, moving mechanism (2) including set up in be used for promoting articulated elements (21) that dead lever (11) removed on people's air defense door body (1), set up in be used for the drive on lead screw (13) articulated elements (21) wobbling driving medium (22), be provided with in gear box (12) and be used for the drive assembly (3) that lead screw (13) removed.
2. The locking structure for the civil air defense door according to claim 1, wherein: articulated elements (21) including fixed connection in fixed block (211) on people's air defense door body (1), set up in connecting plate (212) on fixed block (211), wear to locate dwang (213) on connecting plate (212), rotational groove (214) have been seted up on fixed block (211), terminal surface fixed connection in dwang (213) both ends all with rotational groove (214), connecting plate (212) with dwang (213) rotate to be connected, connecting plate (212) are kept away from the tip of lead screw (13) articulates there is push rod (215), push rod (215) are kept away from the tip of connecting plate (212) with dead lever (11) are articulated.
3. The locking structure for the civil air defense door according to claim 2, wherein: the transmission piece (22) comprises connecting blocks (221) fixedly sleeved at two ends of the screw rod (13) and connecting rods (222) hinged at two ends of the connecting blocks (221), and the end parts, far away from the connecting blocks (221), of the connecting rods (222) are hinged with the end parts, close to the connecting blocks (221), of the connecting plates (212).
4. The locking structure for the civil air defense door according to claim 1, wherein: drive assembly (3) are located including the cover screw sleeve (31), fixed cover on lead screw (13) are located worm wheel (32) on screw sleeve (31), wear to locate worm (33) on gear box (12), screw sleeve (31) with lead screw (13) screw-thread fit, worm (33) pass people's air defense door body (1) and with people's air defense door body (1) rotates to be connected.
5. The locking structure for the civil air defense door according to claim 1, wherein: first guide block (14) of fixedly connected with on people's air defense door body (1), lead screw (13) pass first guide block (14) and with first guide block (14) cooperation of sliding, fixedly connected with second guide block (16) on the four corners of people's air defense door body (1), dead lever (11) pass second guide block (16), and with second guide block (16) cooperation of sliding.
6. The locking structure for the civil air defense door according to claim 5, wherein: a first positioning bolt (15) is arranged on the first guide block (14), the first positioning bolt (15) penetrates through the first guide block (14) and is abutted against the screw rod (13), and the first positioning bolt (15) is in threaded fit with the first guide block (14); a second positioning bolt (17) penetrates through the second guide block (16), the second positioning bolt (17) penetrates through the second guide block (16) and is abutted to the fixing rod (11), and the second positioning bolt (17) is in threaded fit with the second guide block (16).
7. The locking structure for the civil air defense door according to claim 4, wherein: be provided with movable rod (18) on people's air defense door body (1), worm (33) pass circular slot (331) have been seted up on the tip of people's air defense door body (1), movable rod (18) with circular slot (331) cooperation of sliding, wear to be equipped with gag lever post (181) on movable rod (18), seted up on circular slot (331) inner wall be used for with gag lever post (181) complex sliding tray (332) that slide, keep away from movable rod (18) fixedly connected with hand wheel (19) on the tip of people's air defense door body (1).
8. The locking structure for the civil air defense door according to claim 7, wherein: fixedly connected with locking spring (336) on circular recess (331) inner terminal surface, the tip fixedly connected with that circular recess (331) inner terminal surface was kept away from to locking spring (336) resets disc (335), sliding tray (332) are close to seted up on the lateral wall of resetting disc (335) moving groove (333), moving groove (333) are kept away from locking groove (334) have been seted up on the lateral wall of sliding tray (332).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222623593.XU CN218581487U (en) | 2022-09-29 | 2022-09-29 | Locking structure for civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222623593.XU CN218581487U (en) | 2022-09-29 | 2022-09-29 | Locking structure for civil air defense door |
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| Publication Number | Publication Date |
|---|---|
| CN218581487U true CN218581487U (en) | 2023-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222623593.XU Active CN218581487U (en) | 2022-09-29 | 2022-09-29 | Locking structure for civil air defense door |
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| CN (1) | CN218581487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565747A (en) * | 2023-04-25 | 2023-08-08 | 南京自强铁路车辆配件有限公司 | Ring main unit pressure relief device and ring main unit thereof |
-
2022
- 2022-09-29 CN CN202222623593.XU patent/CN218581487U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565747A (en) * | 2023-04-25 | 2023-08-08 | 南京自强铁路车辆配件有限公司 | Ring main unit pressure relief device and ring main unit thereof |
| CN116565747B (en) * | 2023-04-25 | 2023-10-27 | 南京自强铁路车辆配件有限公司 | Ring main unit pressure relief device and ring main unit thereof |
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