CN210738396U - Protective airtight door structure - Google Patents
Protective airtight door structure Download PDFInfo
- Publication number
- CN210738396U CN210738396U CN201921388355.7U CN201921388355U CN210738396U CN 210738396 U CN210738396 U CN 210738396U CN 201921388355 U CN201921388355 U CN 201921388355U CN 210738396 U CN210738396 U CN 210738396U
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- Prior art keywords
- door body
- worm
- door
- bolt
- wall
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- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 210000001163 endosome Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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Abstract
The utility model relates to a protective airtight door structure, it includes the wall body, is provided with the door body of rectangle on the wall body, the inboard of the door body is provided with locking device, locking device and wall connection, locking device has four, and four locking devices are located four angles of the door body respectively, are located between two locking devices on door body upper portion and all are provided with the aggregate unit between two locking devices that are located a body lower part, are provided with drive arrangement between two aggregate units. The utility model discloses a many places at the door body set up locking device, can play better protection effect.
Description
Technical Field
The utility model belongs to the technical field of a protective apparatus's technique and specifically relates to a protective airtight door structure is related to.
Background
The protective airtight door is important protective equipment, is usually used in protective engineering, civil air defense engineering and other combat readiness engineering, is an important safety guarantee for personnel and equipment in engineering, and has important significance for maintaining normal use of engineering. The protective airtight door is arranged on the outermost side of the entrance and the exit, has two functions of blocking shock waves and isolating toxicants, and is the first choice of equipment for meeting the protection and airtight requirements of war preparedness engineering.
The protective airtight door in the prior art comprises a door body, wherein a vertical rotating shaft is arranged on one side of the door body, the rotating shaft is rotatably connected to the wall body, the rotating shaft is located on the outer side of the wall body, a door lock is arranged at one end, away from the rotating shaft, of the door body, and the door lock is matched with a lock hole in the wall body to lock the door body on the wall body, so that the protective airtight door plays a role.
However, in such a structure, because the rotating shaft is installed outside the wall body, the rotating shaft is a weak part of the protective airtight door, and if the door body is damaged from the position of the rotating shaft, the door body can be easily opened, so that the protection effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protective airtight door structure, it sets up locking device through the many places at the door body, can play better protection effect.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a protective airtight door structure, includes the wall body, is provided with the door body of rectangle on the wall body, the inboard of the door body is provided with locking device, locking device and wall connection, locking device has four, and four locking devices are located four angles of the door body respectively, are located between two locking devices on door body upper portion and are located and all be provided with the aggregate unit between two locking devices of door body lower part, are provided with drive arrangement between two aggregate units.
Through adopting above-mentioned technical scheme, during the use, when the door body was closed on the wall body, the locking device of four angular positions passed through the aggregate unit and connects on the door body to drive two aggregate units, drive four locking device work with two aggregate units, four locking device can lock simultaneously on the wall body, thereby four locking device are more firm indestructible in the inboard of endosome, have improved better guard action.
The utility model discloses further set up to: the locking device comprises a bolt and a sliding seat, the sliding seat is fixed on the inner wall of the door body, the bolt is vertically matched in the sliding seat in a sliding mode, the bolt located on the upper portion of the door body is arranged upwards, and the bolt located on the lower portion of the door body is arranged downwards.
Through adopting above-mentioned technical scheme, bolt and sliding seat cooperation, the sliding seat is fixed on the internal wall of door, and the vertical slip of bolt to it is more convenient when bolt and wall connection.
The utility model discloses further set up to: the linkage device comprises a middle rod and two connecting rods, wherein the two connecting rods are positioned at two ends of the middle rod, the middle rod is horizontally arranged, the middle rod is horizontally and slidably connected to the door body, the two connecting rods are parallel to each other, one end of each connecting rod is hinged to the middle rod, and the other end of each connecting rod is hinged to the corresponding bolt.
Through adopting above-mentioned technical scheme, the midbody level sets up, and the middle lever both ends are provided with a connecting rod respectively, and two connecting rods are parallel to each other to the locking device can all be opened to the middle lever on the door body when removing to both ends, has improved the mounted position's of locking device variety, makes things convenient for the opening of locking device simultaneously.
The utility model discloses further set up to: the driving device comprises a worm, a worm wheel and a rotating shaft, the worm is rotatably supported on the door body and is perpendicular to the door body, the rotating shaft is vertically arranged, two ends of the rotating shaft are respectively provided with a gear, a rack is arranged on the side wall of the intermediate rod and is meshed with the gear, the worm wheel is coaxially fixed on the rotating shaft, the rotating shaft is rotatably supported on the door body, and the worm is meshed with the worm wheel.
By adopting the technical scheme, the worm is matched with the worm wheel, the worm drives the worm wheel to rotate, the worm wheel coaxially drives the rotating shaft to rotate, the middle rod moves, and self-locking between the worm wheel and the worm is reversely utilized, so that the locking device is prevented from being opened automatically.
The utility model discloses further set up to: and a hand wheel is connected to the worm.
By adopting the technical scheme, the worm is provided with the hand wheel, and the hand wheel drives the worm to rotate by rotating the hand wheel, so that the worm is convenient to rotate.
The utility model discloses further set up to: the two ends of the middle rod are provided with adjusting heads, each adjusting head comprises a stud and a connecting fork, one end of each stud is in threaded connection with the middle rod, the other end of each stud is fixedly connected with the corresponding connecting fork, and the connecting rods are hinged to the corresponding connecting forks.
Through adopting above-mentioned technical scheme, double-screw bolt one end threaded connection rotates the regulation head on the intermediate lever, adjusts the head and can adjust to the length direction of intermediate lever to the position that can make the connecting rod push away the lockpin can be adjusted.
The utility model discloses further set up to: and one end of the bolt facing the wall body is provided with a V shape.
Through adopting above-mentioned technical scheme, the bolt sets to the V-arrangement towards the one end of wall body, can conveniently insert the bolt in the wall body.
The utility model discloses further set up to: two lifting lugs are fixedly arranged on the upper side edge of the door body, through holes are formed in the lifting lugs, and the central lines of the through holes in the two lifting lugs coincide.
Through adopting above-mentioned technical scheme, the fixed lug that sets up in the side of going up of the door body, the lug is when using, inserts the member in the through-hole, facilitates the use hoisting machinery and hangs the door body, easy to assemble.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the door body is closed on the wall body, the locking devices at the four corners of the door body are connected through the linkage devices, the driving device can drive the two linkage devices, the two linkage devices drive the four locking devices to work, and the four locking devices can be locked on the wall body at the same time, so that the four locking devices are firmer and less prone to damage on the inner side of the inner body, and a better protection effect is improved;
2. the middle body is horizontally arranged, the two ends of the middle rod are respectively provided with the connecting rod, and the two connecting rods are parallel to each other, so that the locking device can be opened when the middle rod on the door body moves towards the two ends, the diversity of the installation positions of the locking device is improved, and the locking device is convenient to open;
3. through double-screw bolt one end threaded connection on the intermediate lever, rotate the regulation head, adjust the head and can adjust to the length direction of intermediate lever to the position that can make the connecting rod push away the lockpin can be adjusted.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the door body construction;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;
fig. 4 is a schematic view of a connection structure of the intermediate lever and the connecting lever.
In the figure, 1, a wall body; 11. an entrance and an exit; 12. mounting holes; 2. a door body; 21. lifting lugs; 22. a through hole; 3. a locking device; 31. a bolt; 32. a sliding seat; 4. a linkage device; 41. an intermediate lever; 42. a base; 43. a cylindrical bore; 44. a set screw; 45. a long groove; 46. an adjustment head; 461. a stud; 462. a connecting fork; 47. a connecting rod; 5. a drive device; 51. a housing; 52. a worm; 53. a worm gear; 54. an oiling bolt; 55. a hand wheel; 56. a rotating shaft; 57. a supporting seat; 58. a gear; 59. a rack.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and fig. 2, for the utility model discloses a protective airtight door structure, including wall body 1, set up the access & exit 11 of rectangle on wall body 1, the position of access & exit 11 is provided with the door body 2 of at least one rectangle, and one side of the door body 2 articulates on wall body 1, is provided with two lugs 21 at the top edge of the door body 2, has seted up through-hole 22 on the lug 21, and the coincidence of the through-hole 22 central line on two lugs 21 is convenient with the hoist and mount of the door body 2. Be provided with locking device 3 in the inboard of the door body 2, when closing the door body 2, locking device 3 is connected with wall body 1, make the door body 2 locking on wall body 1, locking device 3 has four, four locking device 3 distribute at four angles of the rectangular door body 2, four locking device 3 all with wall body 1 connection back, even door body 2 is destroyed with the articulated department of wall body 1, door body 2 is fixed on wall body 1 through four locking device 3, thereby the firm in connection nature of the door body 2 has been improved, and then better protectiveness can be played.
Referring to fig. 1 and 2, the locking device 3 includes a latch 31 and a sliding seat 32, the latch 31 is vertically disposed, two upward facing sidewalls of the wall 1 of the latch 31 located at an upper portion of the door body 2, two downward facing sidewalls of the wall 1 of the latch 31 located at a lower portion of the door body 2, one end of the latch 31 facing the wall 1 is provided with a V-shape, a mounting hole 12 is opened on the sidewall of the wall 1 corresponding to the latch 31, and an end of the latch 31 is inserted into the mounting hole 12 for locking the door body 2. The sliding seat 32 is fixed on the inner side wall of the door body 2, and the bolt 31 is vertically matched on the door body 2 in a sliding way. A linkage device 4 is arranged between two bolts 31 positioned at the upper part of the door body 2, another linkage device 4 is arranged between two bolts 31 positioned at the lower part of the door body 2, a driving device 5 is arranged between the two linkage devices 4, and the driving device 5 acts on the two linkage devices 4 simultaneously, so that the two linkage devices 4 drive the four bolts 31 to be simultaneously inserted into the mounting holes 12 or taken out from the mounting holes 12.
Referring to fig. 2 and 4, the linkage device 4 includes an intermediate rod 41, a rack 59 is disposed on a side wall of a middle portion of the intermediate rod 41, a base 42 is disposed on the intermediate rod 41, the intermediate rod 41 is cylindrical, a cylindrical hole 43 is disposed on the base 42, the intermediate rod 41 is horizontal and parallel to a surface of the door body 2, the base 42 is fixed on the door body 2, and the intermediate rod 41 penetrates through the cylindrical hole 43, so that the intermediate rod 41 and the cylindrical hole 43 are in sliding fit. The base 42 is provided with a set screw 44, the axis of the set screw 44 is perpendicular to the axis of the intermediate lever 41, the set screw 44 penetrates through the base 42 and is in threaded connection with the base 42, the end of the set screw 44 extends into the cylindrical hole 43, the side wall of the intermediate lever 41 is provided with a long groove 45, the length direction of the long groove 45 is parallel to the length direction of the intermediate lever 41, and the end of the set screw 44 extends into the long groove 45, so that the intermediate lever 41 is prevented from rotating.
Referring to fig. 4, the adjusting heads 46 are provided at both ends of the intermediate lever 41, the adjusting heads 46 include a stud 461 and a yoke 462, a center line of the stud 461 coincides with a center line of the intermediate lever 41, one end of the stud 461 is screwed to the intermediate lever 41, and the other end is used to fix the yoke 462. When the adjustment head 46 is rotated, the depth of insertion of the stud 461 into the intermediate lever 41 can be adjusted. The connecting rod 47 is connected to the connecting fork 462, one end of the connecting rod 47 is hinged to the connecting fork 462, the other end is hinged to the plug pin 31, the connecting rods 47 at both ends of the connecting rod are arranged in parallel, and when the intermediate rod 41 slides along the length direction of the intermediate rod 41, the intermediate rod 41 carries the connecting rod 47 to move, so that the connecting rod 47 pushes and pulls the plug pin 31.
Referring to fig. 2 and 3, the driving device 5 includes a housing 51, a worm 52 and a worm wheel 53, the housing 51 is fixed on the inner wall of the door body 2, an oil filling bolt 54 is arranged on the upper portion of the housing 51, and the oil filling bolt 54 is in threaded connection with the housing 51, so that a worker can add lubricating oil into the housing 51 conveniently. The worm 52 is vertical to the surface of the door body 2, one end of the worm 52 is inserted into the casing 51, the other end of the worm 52 extends to the outside of the casing 51, the worm 52 is rotatably supported on the casing 51, and the end of the worm 52, which is positioned outside the casing 51, is connected with the hand wheel 55, so that the worm 52 can be rotated by a worker conveniently. A rotating shaft 56 is coaxially and fixedly provided in the center of the worm wheel 53, and the worm wheel 53 is positioned in the housing 51 to mesh with the worm 52. A support seat 57 is fixedly arranged on the inner wall of the door body 2, the rotating shaft 56 is vertically arranged, and the rotating shaft 56 penetrates through the support seat 57 and is rotatably supported on the support seat 57. The two ends of the rotating shaft 56 are respectively provided with a gear 58, and the gear 58 is meshed with a rack 59 arranged on the intermediate rod 41. When the rotating shaft 56 rotates, the rotating shaft 56 drives the gear 58 to rotate, so that the gear 58 is meshed with the rack 59 to drive the intermediate rod 41 to horizontally slide.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a protective airtight door structure, includes wall body (1), is provided with the door body (2) of rectangle on wall body (1), the inboard of the door body (2) is provided with locking device (3), and locking device (3) are connected its characterized in that with wall body (1): the four locking devices (3) are respectively positioned at four corners of the door body (2), linkage devices (4) are respectively arranged between the two locking devices (3) positioned at the upper part of the door body (2) and between the two locking devices (3) positioned at the lower part of the door body (2), and a driving device (5) is arranged between the two linkage devices (4).
2. A protective containment door structure as claimed in claim 1, wherein: locking device (3) are including bolt (31) and sliding seat (32), and sliding seat (32) are fixed on the inner wall of the door body (2), and the vertical sliding fit of bolt (31) is in sliding seat (32) to bolt (31) that are located door body (2) upper portion set up, and bolt (31) that are located door body (2) lower part set up down.
3. A protective containment door structure as claimed in claim 2, wherein: linkage (4) include intermediate lever (41) and two connecting rods (47), and two connecting rods (47) are located the both ends of intermediate lever (41), and intermediate lever (41) level sets up, and intermediate lever (41) horizontal sliding connection is on the door body (2), and two connecting rods (47) are parallel to each other, and the one end of connecting rod (47) articulates on intermediate lever (41), and the other end articulates on bolt (31).
4. A protective containment door structure as claimed in claim 3, wherein: drive arrangement (5) include worm (52), worm wheel (53) and pivot (56), worm (52) gyration is supported on door body (2) to worm (52) perpendicular to door body (2), pivot (56) vertical setting, pivot (56) both ends are provided with a gear (58) respectively, be provided with rack (59) on the lateral wall of intermediate lever (41), rack (59) and gear (58) meshing, worm wheel (53) coaxial fixation is on pivot (56), and pivot (56) gyration is supported on door body (2), worm (52) and worm wheel (53) meshing.
5. A protective containment door structure as claimed in claim 4, wherein: and a hand wheel (55) is connected to the worm (52).
6. A protective containment door structure as claimed in claim 3, wherein: the two ends of the middle rod (41) are provided with adjusting heads (46), each adjusting head (46) comprises a stud (461) and a connecting fork (462), one end of each stud (461) is in threaded connection with the middle rod (41), the other end of each stud is fixedly connected with the corresponding connecting fork (462), and the connecting rod (47) is hinged to the corresponding connecting fork (462).
7. A protective containment door structure as claimed in any one of claims 2 to 6, wherein: one end of the bolt (31) facing the wall body (1) is provided with a V shape.
8. A protective containment door structure as claimed in claim 1, wherein: two lifting lugs (21) are fixedly arranged on the upper side edge of the door body (2), through holes (22) are formed in the lifting lugs (21), and the center lines of the through holes (22) in the two lifting lugs (21) are overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388355.7U CN210738396U (en) | 2019-08-24 | 2019-08-24 | Protective airtight door structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388355.7U CN210738396U (en) | 2019-08-24 | 2019-08-24 | Protective airtight door structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210738396U true CN210738396U (en) | 2020-06-12 |
Family
ID=71010409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921388355.7U Expired - Fee Related CN210738396U (en) | 2019-08-24 | 2019-08-24 | Protective airtight door structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210738396U (en) |
-
2019
- 2019-08-24 CN CN201921388355.7U patent/CN210738396U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Wenyan Industrial Zone, Zhulou Township, Pingyuan demonstration area, Xinxiang City, Henan Province (southwest corner of the intersection of Jingsi road and Weiyi Road) Patentee after: Henan Jinxin civil defense (Group) Co.,Ltd. Address before: Wenyan Industrial Zone, Zhulou Township, Pingyuan demonstration area, Xinxiang City, Henan Province (southwest corner of the intersection of Jingsi road and Weiyi Road) Patentee before: Henan Jinxin protective equipment Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |