CN213449899U - People's air defense door that security performance is good - Google Patents
People's air defense door that security performance is good Download PDFInfo
- Publication number
- CN213449899U CN213449899U CN202020917919.8U CN202020917919U CN213449899U CN 213449899 U CN213449899 U CN 213449899U CN 202020917919 U CN202020917919 U CN 202020917919U CN 213449899 U CN213449899 U CN 213449899U
- Authority
- CN
- China
- Prior art keywords
- door body
- locking
- door
- air defense
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Special Wing (AREA)
Abstract
The utility model discloses a people's air defense door that security performance is good, including a door body and door frame, the positive central part of the door body is equipped with the carousel, be equipped with the pivot on the carousel, the pivot is passed the door body extends to the door body back, the door body back is equipped with the first locking mechanical system who is used for locking door body upper and lower position, just be equipped with in the first locking mechanical system and be used for locking the second locking mechanical system of door body both sides position, the utility model discloses a be equipped with first locking mechanical system and second locking mechanical system, dual protection, factor of safety is high.
Description
Technical Field
The utility model relates to a people's air defense door technical field specifically is a people's air defense door that security performance is good.
Background
The civil air defense door is a door of an entrance and an exit of civil protection engineering, has more distinct classification, and comprises various civil air defense devices such as a common single-leaf protective airtight door, a common double-leaf protective airtight door, an airtight door, a movable threshold single-leaf protective airtight door, a double-leaf protective airtight door, an airtight door and the like, is a door used by government mobilization and organization masses in the process of taking air defense, disaster resistance and relief measures to implement rescue and reduce the harm of disasters.
Chinese patent application number is 201620196026.2's patent document discloses a people's air defense door, including the door frame and the door body, the door frame includes first perpendicular body and horizontal body, the door body is articulated through bull stick and horizontal body, still be provided with between the door body and the first perpendicular body and be used for filling the packing in clearance between the door body and the first perpendicular body, the packing is made by soft materials, still be equipped with the fixed subassembly that is used for the fixed door body position on the door body, fixed subassembly includes the dead lever of fixed connection on the door body, the screw thread has the mounting on the dead lever, can make its conflict subaerial through rotating the mounting. Above-mentioned technical scheme fixes the dead lever subaerial through rotating the mounting to accomplish the fixed of a body, this fixed mode only fixes one side of a body subaerial, when external impact force was too big, very easily dashes the people's air defense door open, factor of safety is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a people's air defense door that security performance is good to solve the technical problem who provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a people's air defense door that security performance is good, includes a body and a door frame, the positive central part of the body is equipped with the carousel, be equipped with the pivot on the carousel, the pivot is passed the body of door and is extended to the door body back, the door body back is equipped with the first locking mechanical system who is used for the locking door body position from top to bottom, just be equipped with on the first locking mechanical system and be used for locking the second locking mechanical system of door body both sides position.
Furthermore, the first locking mechanism comprises a first bevel gear, the input end of the first bevel gear is connected with the rotating shaft, two ends of the first bevel gear are respectively connected with a second bevel gear through gears, a first connecting rod is arranged on the second bevel gear, a worm is arranged on the first connecting rod, a second connecting rod is arranged on the worm, the second connecting rod is in threaded connection with a locking rod, the locking rod penetrates through a first mounting seat, a first lock head is arranged at the tail end of the locking rod, a first locking groove matched with the first lock head is formed in the top and the bottom of the door frame, and the first mounting seat is fixed on the back face of the door body.
Furthermore, a second mounting seat is arranged on the first connecting rod and fixed on the back face of the door body.
Furthermore, the second locking mechanism comprises a worm wheel, helical teeth are arranged on the worm wheel, the worm wheel and the worm rotate in a matching way, one end of the worm is far away from the worm, the worm gear is connected with a third helical gear, a fourth helical gear is meshed with a gear below the third helical gear, the third helical gear and the fourth helical gear are of the same structure and are vertically arranged, the top end of the third helical gear and the bottom end of the fourth helical gear are respectively provided with a first locking piece and a second locking piece, the first locking piece and the second locking piece are movably connected on the back of the door body, and gear strips matched with the third bevel gear are arranged below the first locking piece and above the second locking piece, first latch fitting and second latch fitting end all are equipped with the second tapered end, just the second tapered end with the second locked groove that door frame both sides face was equipped with cooperatees and uses.
Furthermore, all be equipped with the third mount pad on first latch fitting and the second latch fitting, the third mount pad is fixed on the door body back.
Further, the inside and outside two sides of the door body all are equipped with the one deck guard plate scribble fire retardant coating on the guard plate, fire retardant coating's material is the pearlite.
Furthermore, the front of the door body is provided with a handle, and one end of the handle is far away from the front, and the door body is connected with the wall body through a rotating part.
Further, first latch fitting with the second latch fitting is the longitudinal symmetry setting, the quantity of third mount pad is 2 at least.
Furthermore, one ends of the first locking piece and the second locking piece, which are close to the back face of the door body, can slide on the back face of the door body.
The utility model has the advantages that:
the utility model is provided with the first locking mechanism and the second locking mechanism, a user can rotate the rotary disc to drive the first bevel gear on the back of the door body to rotate, the first bevel gear rotates while driving the second bevel gear to rotate, the second bevel gear rotates to drive the second connecting rod to rotate, the second connecting rod is in threaded connection with the lock rod, thereby driving the lock rod to move to the first lock groove, the worm on the first connecting rod rotates while driving the worm on the second bevel gear to rotate, the worm rotates to drive the worm wheel to rotate, because the third bevel gear is provided with the gear matched with the worm wheel, the worm rotates while driving the third bevel gear to rotate, the third bevel gear rotates to drive the fourth bevel gear to rotate, thereby driving the second lock heads of the first locking piece and the second locking piece to rotate to the second lock groove simultaneously, thereby closing the door body, when the door body needs to be opened, the reverse rotation carousel can, through being equipped with first locking mechanism and second locking mechanism, dual protection, factor of safety is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the back structure of the door body of the present invention;
fig. 3 is a schematic structural diagram of the first locking mechanism of the present invention.
In the figure: 1-a door body; 2-a door frame; 3, rotating the disc; 4-a rotating shaft; 5-a first bevel gear; 6-second bevel gear; 7-a first connecting rod; 8-a worm; 9-a second connecting rod; 10-locking bar; 11-a first mount; 12-a first lock head; 13-a first locking groove; 14-a worm gear; 15-a third helical gear; 16-a fourth bevel gear; 17-a first lock; 18-a second lock; 19-a gear rack; 20-a second lock head; 21-a second locking groove; 22-a second mount; 23-a third mount; 24-a handle; 25-rotating part.
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. 1-3, a civil air defense door with good safety performance includes a door body 1 and a door frame 2, and is characterized in that: the front central part of the door body 1 is provided with a turntable 3, the turntable 3 is provided with a rotating shaft 4, the rotating shaft 4 penetrates through the door body 1 and extends to the back of the door body 1, the back of the door body 1 is provided with a first locking mechanism for locking the upper position and the lower position of the door body 1, and the first locking mechanism is provided with a second locking mechanism for locking the positions of two sides of the door body 1.
Referring to fig. 1-3, the first locking mechanism includes a first bevel gear 5, an input end of the first bevel gear 5 is connected with a rotating shaft 4, two ends of the first bevel gear 5 are both in gear connection with a second bevel gear 5, the second bevel gear 6 is provided with a first connecting rod 7, the first connecting rod 7 is provided with a worm 8, the worm 8 is provided with a second connecting rod 9, the second connecting rod 9 is in threaded connection with a lock rod 10, the lock rod 10 penetrates through a first mounting seat 11, the tail end of the lock rod 10 is provided with a first lock head 12, the top and the bottom of the door frame 2 are provided with first lock grooves 13 matched with the first lock head 12, and the first mounting seat 11 is fixed on the back of the door body 1.
In this embodiment, the end of the second connecting rod 9 is provided with an internal thread, the head end of the lock rod 10 is provided with an external thread matched with the internal thread, and a protective cover is arranged at the threaded connection position of the second connecting rod 9 and the lock rod 10 to play a certain protective role.
Referring to fig. 1-3, the second locking mechanism includes a worm wheel 14, helical teeth are provided on the worm wheel 14, the worm wheel 14 and the worm 8 are rotated in a matching manner, and are away from one end of the worm 8, the worm wheel 14 is connected with a third helical gear 15 through a gear, a fourth helical gear 16 is engaged with a gear below the third helical gear 15, the third helical gear 15 and the fourth helical gear 16 are in the same structure and are vertically arranged, a first locking piece 17 and a second locking piece 18 are respectively provided at the top end of the third helical gear 15 and the bottom end of the fourth helical gear 16, the first locking piece 17 and the second locking piece 18 are both movably connected to the back of the door body 1, a gear bar 19 adapted to the third helical gear 15 is provided below the first locking piece 17 and above the second locking piece 18, and second locking heads 20 are provided at the ends of the first locking piece 17 and the second locking piece 18, and the second lock 20 is matched with the second lock slot 21 arranged on the two side surfaces of the door frame 2.
In this embodiment, a protective cover is arranged between the connection part of the worm wheel 14 and the worm 8 and between the third bevel gear 15 and the fourth bevel gear 16, and the protective cover is arranged at the connection part of the first bevel gear 5 and the second bevel gear 6, so as to play a certain role in ensuring that dust can be reduced in the protective cover to enter the gear assembly, thereby prolonging the service life of the civil air defense door, wherein the first locking piece 17 and the second locking piece 18 are a strip (rectangular parallelepiped structure), and the strip is provided with a gear strip 19.
Referring to fig. 1 to 3, a second mounting seat 22 is arranged on the first connecting rod 7, and the second mounting seat 22 is fixed on the back surface of the door body 1.
Referring to fig. 1 to 3, a third mounting seat 23 is disposed on each of the first locking member 17 and the second locking member 18, and the third mounting seat 23 is fixed on the back surface of the door body 1.
In this embodiment, one or more third installation seats 23 may be provided according to actual needs, wherein the first locking piece 17 and the second locking piece 18 may slidably abut against the back of the door body 1, or may not contact with the door body 1.
Referring to fig. 1-3, the inner surface and the outer surface of the door body 1 are respectively provided with a layer of protection plate, the protection plates are stainless steel plates, the protection plates are coated with fire-proof paint, the fire-proof paint is made of perlite, and the stainless steel plates and the fire-proof material are arranged, so that the impact resistance and the fire resistance of the civil air defense door are improved.
Referring to fig. 1-3, a handle 24 is arranged on the front surface of the door body 1, and one end of the door body is far away from the handle 24, the door body 1 is connected with a wall body through a rotating member 25, and the handle 24 and the rotating member 25 are arranged, so that the door body is convenient to open.
Referring to fig. 1 to 3, the first locking member 17 and the second locking member 18 have the same structure that they are symmetrically arranged up and down, and the number of the third installation seats 23 is at least 2.
The number of the third installation seats 23 is at least 2, so that the stability of the first locking piece and the second locking piece is guaranteed.
Referring to fig. 1 to 3, the ends of the first locking member 17 and the second locking member 18 close to the back surface of the door body 1 are slidable on the back surface of the door body 1.
In this embodiment, the accessible is close to the one end at the door body 1 back at first latch fitting 17 and second latch fitting 18 and all is equipped with the slider, is equipped with the spout with slider matched with at the door body 1 back, can drive first latch fitting 17 and second latch fitting 18 and remove to both sides through rotating carousel 3, realizes opening or closes the people's air defense door.
In this embodiment, a limiting block is arranged in front of the mounting seat 23, so that an anti-collision effect is achieved.
It should be noted that the first locking mechanism and the second locking mechanism can be synchronously completed by adjusting the position of the first lock head 12 on the lock rod 10.
The utility model discloses a theory of operation is: when a user needs to close the civil air defense door, the user can rotate the rotary disc 3 to further drive the first bevel gear 5 on the back of the door body 1 to rotate, the first bevel gear 5 drives the second bevel gear 6 to rotate while rotating, the second bevel gear 6 can drive the second connecting rod 9 to rotate while rotating, the second connecting rod 9 is in threaded connection with the lock rod 10 so as to drive the lock rod 10 to move into the first lock groove 13, the worm 8 arranged on the first connecting rod 7 rotates along with the second bevel gear 6 while rotating, the worm 8 rotates to drive the worm wheel 14 to rotate, as the third bevel gear 15 is provided with a gear matched with the worm wheel 14, the worm 8 drives the third bevel gear 15 to rotate while rotating, the third bevel gear 15 rotates to drive the fourth bevel gear 16 to rotate, thereby driving the second lock heads 20 of the first lock part 17 and the second lock part 18 to move into the second lock groove 21 simultaneously, thereby closing the door body 1, when the door body 1 needs to be opened, the rotating disc 3 is rotated reversely, the first locking mechanism and the second locking mechanism can be synchronously locked by rotating the rotating disc 3, the operation is convenient, and the safety protection coefficient is high.
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 (9)
1. The utility model provides a people's air defense door that security performance is good, includes door body (1) and door frame (2), its characterized in that: the door body (1) openly central part is equipped with carousel (3), be equipped with pivot (4) on carousel (3), pivot (4) pass the door body (1) extends to the door body (1) back, the door body (1) back is equipped with the first locking mechanism who is used for locking the position about the door body (1), just be equipped with on the first locking mechanism and be used for locking the second locking mechanism of the position of door body (1) both sides.
2. The civil air defense door with good safety performance as claimed in claim 1, wherein: the first locking mechanism comprises a first bevel gear (5), the input end of the first bevel gear (5) is connected with a rotating shaft (4), two bevel gears (6) are arranged at two ends of the first bevel gear (5) in a gear connection mode, a first connecting rod (7) is arranged on the second bevel gear (6), a worm (8) is arranged on the first connecting rod (7), a second connecting rod (9) is arranged on the worm (8), a locking rod (10) is connected with the second connecting rod (9) in a threaded mode, the locking rod (10) penetrates through a first mounting seat (11), a first locking head (12) is arranged at the tail end of the locking rod (10), a first locking groove (13) matched with the first locking head (12) is formed in the top and the bottom of the door frame (2), and the first mounting seat (11) is fixed on the back face of the door body (1).
3. The civil air defense door with good safety performance as claimed in claim 2, wherein: the second locking mechanism comprises a worm wheel (14), helical teeth are arranged on the worm wheel (14), the worm wheel (14) and the worm (8) are matched to rotate and are far away from one end of the worm (8), a third helical gear (15) is connected with the worm wheel (14) in a gear way, a fourth helical gear (16) is meshed with the lower gear of the third helical gear (15), the third helical gear (15) and the fourth helical gear (16) are vertically arranged, a first locking piece (17) and a second locking piece (18) are respectively arranged at the top end of the third helical gear (15) and the bottom end of the fourth helical gear (16), the first locking piece (17) and the second locking piece (18) are both movably connected on the back face of the door body (1), and a gear strip (19) matched with the third helical gear (15) and the fourth helical gear (16) is respectively arranged below the first locking piece (17) and above the second locking piece (18), first latch fitting (17) and second latch fitting (18) end all are equipped with second tapered end (20), just second tapered end (20) with second locked groove (21) that door frame (2) both sides face was equipped with cooperate the use.
4. A security-enhanced civil air defense door as claimed in claim 3, wherein: and a second mounting seat (22) is arranged on the first connecting rod (7), and the second mounting seat (22) is fixed on the back of the door body (1).
5. The civil air defense door with good safety performance as claimed in claim 4, wherein: all be equipped with third mount pad (23) on first latch fitting (17) and second latch fitting (18), third mount pad (23) are fixed on door body (1) the back.
6. The civil air defense door with good safety performance as claimed in claim 5, wherein: the door body (1) inside and outside both sides all are equipped with the one deck guard plate scribble fire retardant coating on the guard plate, fire retardant coating's material is the pearlite.
7. The civil air defense door with good safety performance as claimed in claim 6, wherein: the front surface of the door body (1) is provided with a handle (24), and is far away from one end of the handle (24), and the door body (1) is connected with a wall body through a rotating piece (25).
8. The civil air defense door with good safety performance as claimed in claim 5, wherein: first latch fitting (17) with second latch fitting (18) are symmetry setting from top to bottom, the quantity of third mount pad (23) is 2 at least.
9. The civil air defense door of claim 8, wherein the safety performance is as follows: one ends of the first locking piece (17) and the second locking piece (18) close to the back of the door body (1) can slide on the back of the door body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917919.8U CN213449899U (en) | 2020-05-27 | 2020-05-27 | People's air defense door that security performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917919.8U CN213449899U (en) | 2020-05-27 | 2020-05-27 | People's air defense door that security performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213449899U true CN213449899U (en) | 2021-06-15 |
Family
ID=76289399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020917919.8U Active CN213449899U (en) | 2020-05-27 | 2020-05-27 | People's air defense door that security performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213449899U (en) |
-
2020
- 2020-05-27 CN CN202020917919.8U patent/CN213449899U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213449899U (en) | People's air defense door that security performance is good | |
| EP1566514A2 (en) | Fire-resistant glazing | |
| EP0803634B1 (en) | Glazed fire door | |
| CN213039146U (en) | Civil air defense door | |
| CN211500377U (en) | Subway interval threshold protective sealing partition door | |
| DE102010012357B4 (en) | door arrangement | |
| CN110656872B (en) | Integral soundproof door structure | |
| EP3085875A1 (en) | Device for closing an opening, in particular a door or a window | |
| EP1639223A1 (en) | Device for a window | |
| CN214576587U (en) | Leakproof sealing civil air defense door | |
| CN217897675U (en) | Steel structure double-leaf protective airtight door | |
| DE4038483C2 (en) | Curved bulletproof glass for vehicles | |
| CN107905700B (en) | Fire resistance steel door | |
| CN217841407U (en) | Multifunctional double-leaf protective sealing door | |
| CN215443838U (en) | Safe door and window convenient to adjustment door and window gap | |
| CN217380138U (en) | Locking device for civil air defense door | |
| CN217950210U (en) | Shock-resistant suspension plate structure of civil air defense door | |
| CN217139044U (en) | Novel fire control cabinet | |
| CN217269792U (en) | People's air defense is crashproof door for structure | |
| CN218991399U (en) | Single door with fireproof function | |
| EP2863001A1 (en) | Frameless glass door for fire protection purposes | |
| CN212773996U (en) | Buffering and noise-reducing shockproof sliding door | |
| CN218265588U (en) | Steel construction protective airtight door | |
| CN212002760U (en) | Multifunctional sealing door stop | |
| CN215804117U (en) | Novel magnet adsorption airtight type aluminum alloy sliding window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 241000 No. 5, Nanfang Avenue, Yingang industrial concentration zone, LIULANG Town, Wanyi District, Wuhu City, Anhui Province Patentee after: Anhui Baiyi Technology Co.,Ltd. Address before: 241000 Yingang Industrial Park, LIULANG Town, Wuhu County, Wuhu City, Anhui Province Patentee before: Anhui Baiyi Technology Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |