CN217380298U - High reinforced concrete protective airtight door of security - Google Patents
High reinforced concrete protective airtight door of security Download PDFInfo
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- CN217380298U CN217380298U CN202220261676.6U CN202220261676U CN217380298U CN 217380298 U CN217380298 U CN 217380298U CN 202220261676 U CN202220261676 U CN 202220261676U CN 217380298 U CN217380298 U CN 217380298U
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Abstract
The utility model discloses a reinforced concrete protective airtight door with high safety, relating to the technical field of civil air defense; the safety door comprises a protective door body, wherein one side of the protective door body is fixedly connected with a handle and an observation window, a switching mechanism is connected inside the protective door body on one side in a sliding manner and is connected with the protective door body on the other side in a sliding manner, a limiting mechanism is fixedly connected inside the switching mechanism, and a driving mechanism is fixedly connected to one end of the switching mechanism and is in transmission connection with the limiting mechanism; the beneficial effects of the utility model are that: the device not only can carry out preliminary locking to the guard gate body through switching mechanism, can also be through actuating mechanism and the further rotation of restriction switching mechanism of stop gear, and then for the guard gate body provides dual locking effect, not confine to and lock the guard gate body through single mode only, improved the practicality of device, also increased the variety of device, improved the security of device to a certain extent.
Description
Technical Field
The utility model relates to a people's air defense technical field specifically is a high reinforced concrete protective airtight door of security.
Background
The civil defense door is a door of an entrance and an exit of civil protection engineering, the classification of the civil defense door is more distinct, and the civil defense door comprises a common single, double-leaf protective airtight door and an airtight door, a movable threshold single, double-leaf protective airtight door, an airtight door and other various civil defense devices, wherein the protective airtight door is arranged on the outermost side of the entrance and the exit and has two functions of blocking shock waves and isolating toxic agents.
Among the prior art, most people's air defense doors can only lock people's air defense doors through single mode, and the locking effect of device is not good, has reduced the practicality of device, has also influenced the security of device to a certain extent.
Disclosure of Invention
An object of the utility model is to provide a high reinforced concrete protective airtight door of security to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a high reinforced concrete protective airtight door of security, high reinforced concrete protective airtight door of security includes:
the protective door comprises a protective door body, wherein one side of the protective door body is fixedly connected with a handle and an observation window; the protective door body is also used for installing a switch mechanism; and
the switch mechanism is connected inside the protective door body on one side in a sliding manner and is connected with the protective door body on the other side in a sliding manner; a protective door body for opening or closing both sides;
the limiting mechanism is fixedly connected inside the switch mechanism; for limiting rotation of the switch mechanism;
the driving mechanism is fixedly connected to one end of the switch mechanism and is in transmission connection with the limiting mechanism; used for providing the movement power for the limiting mechanism.
As a further aspect of the present invention: the switch mechanism includes:
the fixed plate is fixedly connected inside the protective door body on one side, a threaded shaft is rotatably connected inside the fixed plate, and a driven bevel gear is fixedly connected to one end, far away from the fixed plate, of the threaded shaft; and
the driving shaft is rotatably connected inside the side face of the protective door body, one end, close to the driven bevel gear, of the driving shaft is fixedly connected with the driving bevel gear, and the driving bevel gear is meshed with the driven bevel gear;
the movable plate, movable plate threaded connection is at the lateral surface of screw shaft, the equal fixedly connected with limiting plate in both ends of movable plate, and limiting plate sliding connection is in the inside of fixed plate to with guard gate body sliding connection.
As the utility model discloses further scheme again: the stop gear includes:
the limiting shaft sleeve is fixedly connected to one side, far away from the moving plate, of the fixed plate; and
the rack plates are connected to two ends of the inner part of the threaded shaft in a sliding manner, and an elastic part is fixedly connected between the rack plates and the inner side surface of the threaded shaft;
and the clamping rod is fixedly connected at one end of the rack plate, which is far away from the elastic part, and is intermittently clamped with the limiting shaft sleeve.
As a further aspect of the present invention: the drive mechanism includes:
the support plate is fixedly connected to one side, away from the moving plate, of the threaded shaft, a gear shaft is rotatably connected inside the support plate, and the gear shaft is rotatably connected inside the threaded shaft; and
the gear is fixedly connected to one end of the gear shaft, which is arranged inside the threaded shaft, and is meshed with the rack plates at the two ends;
the driving piece is fixedly connected to one side, far away from the threaded shaft, of the support plate and is in transmission connection with the gear shaft.
As a further aspect of the present invention: the inside mounting groove that is provided with of the guard gate body of one side, the inside spacing board groove that is provided with of the guard gate body of opposite side, the mounting groove is used for installing on-off mechanism, and the spacing board groove is used for installing the limiting plate.
Compared with the prior art, the beneficial effects of the utility model are that: the high-safety reinforced concrete protective airtight door is characterized in that a limiting plate is arranged in a limiting plate groove on one side, a clamping rod is clamped with a limiting shaft sleeve, the rotation of a threaded shaft is limited, the protective door bodies on two sides cannot be opened, when the protective door bodies need to be opened, a gear shaft and a gear are driven to rotate through a driving piece, rack plates on two ends slide in the threaded shaft in opposite directions along with the rack plates, an elastic piece is compressed to play a buffering role, the clamping rods on two sides move along with the clamping rod and are separated from a clamping state with the limiting shaft sleeve, then a driving bevel gear is driven to rotate through a driving shaft, a driven bevel gear and the threaded shaft rotate along with the driven bevel gear, a movable plate is driven to move towards one side close to the driven bevel gear, and the limiting plate slides in the limiting plate groove and the fixed plate and moves into a mounting groove, so that the protective door bodies on two sides can be opened; the device not only can carry out preliminary locking to the guard gate body through switching mechanism, can also be through actuating mechanism and the further rotation of restriction switching mechanism of stop gear, and then for the guard gate body provides dual locking effect, not confine to and lock the guard gate body through single mode only, improved the practicality of device, also increased the variety of device, improved the security of device to a certain extent.
Drawings
Fig. 1 is a schematic structural view of a reinforced concrete protective airtight door with high safety.
Fig. 2 is a partial structural view of a reinforced concrete protective airtight door having high safety.
Fig. 3 is a schematic structural view of a limiting mechanism and a driving mechanism in the reinforced concrete protective airtight door with high safety.
In the figure: the safety door comprises a driving shaft-1, a driving bevel gear-2, a driven bevel gear-3, a moving plate-4, a threaded shaft-5, a limiting plate-6, a fixing plate-7, an installation groove-8, a limiting plate groove-9, a handle-10, an observation window-11, a protective door body-12, a limiting shaft sleeve-13, a support plate-14, a gear shaft-15, a driving piece-16, an elastic piece-17, a rack plate-18, a gear-19 and a clamping rod-20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Please refer to fig. 1 to 3, an embodiment of the present invention provides a reinforced concrete protective airtight door with high safety, which includes:
the protective door comprises a protective door body 12, wherein one side of the protective door body 12 is fixedly connected with a handle 10 and an observation window 11; the protective door body 12 is also used for installing a switch mechanism, the handle 10 plays a role in opening the door in an auxiliary way, and the observation window 11 is used for observing the conditions in the door; and
the switch mechanism is connected inside the protective door body 12 on one side in a sliding manner and is connected with the protective door body 12 on the other side in a sliding manner; a protective door body 12 for opening or closing both sides;
the limiting mechanism is fixedly connected inside the switch mechanism; is used for limiting whether the switch mechanism can rotate or not;
the driving mechanism is fixedly connected to one end of the switch mechanism and is in transmission connection with the limiting mechanism; used for providing the movement power for the limiting mechanism.
Referring to fig. 1, in an embodiment of the present invention, the switch mechanism includes:
the fixed plate 7 is fixedly connected inside the protective door body 12 on one side, the threaded shaft 5 is rotatably connected inside the fixed plate 7, and one end, far away from the fixed plate 7, of the threaded shaft 5 is fixedly connected with the driven bevel gear 3; the screw shaft 5 can rotate inside the fixed plate 7, and the driven bevel gear 3 is used for driving the screw shaft 5 to rotate; and
the driving shaft 1 is rotatably connected inside the side surface of the protective door body 12, one end, close to the driven bevel gear 3, of the driving shaft 1 is fixedly connected with a driving bevel gear 2, and the driving bevel gear 2 is meshed with the driven bevel gear 3; the driving shaft 1 can rotate inside the side surface of the protective door body 12, so as to drive the driving bevel gear 2 to rotate, and the driven bevel gear 3 rotates along with the driving bevel gear 2 and the driven bevel gear 3 which are meshed with each other;
the movable plate 4 is sleeved on the outer side surface of the threaded shaft 5 and is in threaded connection with the threaded shaft 5, limiting plates 6 are fixedly connected to two ends of the movable plate 4, and the limiting plates 6 are connected inside the fixed plate 7 in a sliding mode and are connected with the protective door body 12 in a sliding mode; under threaded connection's effect, the movable plate 4 that threaded shaft 5 rotated and can drive it on moves about, and limiting plate 6 slides in the inside of fixed plate 7 thereupon to can slide and get into the inside of opposite side guard gate body 12, and then the guard gate body 12 of both sides is fixed and is sealed together.
Referring to fig. 1 and 3, in an embodiment of the present invention, the limiting mechanism includes:
the limiting shaft sleeve 13 is fixedly connected to one side, away from the moving plate 4, of the fixing plate 7 and is arranged on the outer side face of the threaded shaft 5; the device is used for limiting; and
the rack plates 18 are connected to two ends inside the threaded shaft 5 in a sliding mode and are distributed in a centrosymmetric mode, and the elastic piece 17 is fixedly connected between the rack plates 18 and the inner side face of the threaded shaft 5; the rack plate 18 can slide in the threaded shaft 5, so as to drive the elastic piece 17 to be stretched, and a certain buffering effect is achieved;
the clamping rod 20 is fixedly connected to one end, far away from the elastic piece 17, of the rack plate 18 and is in intermittent clamping connection with the limiting shaft sleeve 13; the rack plate 18 moves to drive the clamping rod 20 to move along with the rack plate, so that the clamping rod 20 is adjusted to the inside of the limiting shaft sleeve 13 and clamped with the limiting shaft sleeve 13, and the rotation of the threaded shaft 5 can be limited.
Referring to fig. 2 to 3, in an embodiment of the present invention, the driving mechanism includes:
the support plate 14 is fixedly connected to one side, far away from the moving plate 4, of the threaded shaft 5, the gear shaft 15 is rotatably connected to the inside of the support plate 14, and the gear shaft 15 is rotatably connected to the inside of the threaded shaft 5; the gear shaft 15 is rotatable inside the bracket plate 14 and the threaded shaft 5; and
the gear 19 is fixedly connected to one end of the gear shaft 15, which is arranged inside the threaded shaft 5, does not interfere with the threaded shaft 5, and is meshed with the rack plates 18 at the two ends; the gear shaft 15 can drive the gear 19 to rotate in the threaded shaft 5, and the gear 19 and the rack plates 18 at the two ends are meshed with each other, so that the rack plates 18 at the two ends can simultaneously slide relative to each other or slide towards each other;
the driving piece 16 is fixedly connected to one side, far away from the threaded shaft 5, of the support plate 14 and is in transmission connection with the gear shaft 15; for driving the gear shaft 15 in rotation.
Referring to fig. 1, in an embodiment of the present invention, a mounting groove 8 is provided inside the protective door body 12 on one side, and a limiting plate groove 9 is provided inside the protective door body 12 on the other side, the mounting groove 8 is used for mounting a switch mechanism, and the limiting plate groove 9 is used for mounting a limiting plate 6, and is slidably connected to the limiting plate 6.
The utility model discloses a theory of operation is:
in an initial state, the limiting plate 6 is arranged in the limiting plate groove 9 in the inside of the protective door body 12 on one side, and the clamping rod 20 is clamped with the limiting shaft sleeve 13, so that the rotation of the threaded shaft 5 can be limited, therefore, the limiting plate 6 cannot be retracted into the mounting groove 8 in the inside of the protective door body 12 on the other side through the driving shaft 1, the protective door bodies 12 on the two sides cannot be opened, when the protective door bodies 12 need to be opened, the driving part 16 is started, the gear shaft 15 can be driven to rotate in the threaded shaft 5 under the action of the driving part 16, the gear 19 rotates along with the threaded shaft, and as the gear 19 is mutually meshed with the rack plates 18 on the two ends, the rack plates 18 on the two ends can simultaneously slide in the screw shaft 5 in opposite directions, so as to drive the elastic part 17 to be compressed, so as to play a buffering role, and the clamping rods 20 on the two sides move in opposite directions along with the gear, so as to be separated from the clamping state with the limiting shaft sleeve 13, the threaded shaft 5 can restore to rotate freely, then the driving shaft 1 is rotated manually, under the action of the driving shaft 1, the driving bevel gear 2 rotates along with the driving bevel gear 2, the driving bevel gear 2 is meshed with the driven bevel gear 3, the driven bevel gear 3 rotates along with the driving bevel gear and drives the threaded shaft 5 to rotate inside the fixing plate 7, the moving plate 4 is in threaded connection with the threaded shaft 5, the threaded shaft 5 rotates to drive the moving plate 4 to move to one side close to the driven bevel gear 3, the limiting plate 6 slides inside the limiting plate groove 9 in the protective door body 12 on the other side and the fixing plate 7 along with the limiting plate 6, and then the protective door body 12 on the other side moves to the mounting groove 8 inside the protective door body 12 on one side from the inside, and the protective door bodies 12 on the two sides can be opened.
The reinforced concrete protective airtight door with high safety is characterized in that a limiting plate 6 is arranged in a limiting plate groove 9 on one side, a clamping rod 20 is clamped with a limiting shaft sleeve 13 to limit the rotation of a threaded shaft 5, so that the protective door bodies 12 on two sides cannot be opened, when the protective door bodies 12 need to be opened, a gear shaft 15 and a gear 19 are driven to rotate through a driving piece 16, rack plates 18 on two ends slide in the threaded shaft 5 in opposite directions along with the rack plates 18, an elastic piece 17 is compressed to play a buffering role, the clamping rods 20 on two sides move along with the clamping rod and are separated from a clamping state with the limiting shaft sleeve 13, then a driving bevel gear 2 is driven to rotate through a driving shaft 1, a driven bevel gear 3 and the threaded shaft 5 rotate along with the rack plates, the moving plate 4 is driven to move towards one side close to the driven bevel gear 3, the limiting plate 6 slides in the limiting plate groove 9 and a fixing plate 7 along with the limiting plate and moves into a mounting groove 8, so that the protective door bodies 12 on the two sides can be opened; the device not only can carry out preliminary locking to guard gate body 12 through operating mechanism, can also be through actuating mechanism and the further rotation of limiting switch mechanism of stop gear, and then for guard gate body 12 provides dual locking effect, does not confine to and only can lock guard gate body 12 through the single mode, has improved the practicality of device, has also increased the variety of device, has improved the security of device to a certain extent.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a high reinforced concrete protective airtight door of security which characterized in that, high reinforced concrete protective airtight door of security includes:
the protective door comprises a protective door body, wherein one side of the protective door body is fixedly connected with a handle and an observation window; the protective door body is also used for installing a switch mechanism; and
the switch mechanism is connected inside the protective door body on one side in a sliding manner and is connected with the protective door body on the other side in a sliding manner; a protective door body for opening or closing both sides;
the limiting mechanism is fixedly connected inside the switch mechanism; for limiting rotation of the switch mechanism;
the driving mechanism is fixedly connected to one end of the switch mechanism and is in transmission connection with the limiting mechanism; used for providing the movement power for the limiting mechanism.
2. The reinforced concrete containment door with high safety as claimed in claim 1, wherein the opening and closing mechanism comprises:
the fixed plate is fixedly connected inside the protective door body on one side, a threaded shaft is rotatably connected inside the fixed plate, and a driven bevel gear is fixedly connected to one end, far away from the fixed plate, of the threaded shaft; and
the driving shaft is rotatably connected inside the side face of the protective door body, one end, close to the driven bevel gear, of the driving shaft is fixedly connected with the driving bevel gear, and the driving bevel gear is meshed with the driven bevel gear;
the movable plate, movable plate threaded connection is at the lateral surface of screw shaft, the equal fixedly connected with limiting plate in both ends of movable plate, and limiting plate sliding connection is in the inside of fixed plate to with guard gate body sliding connection.
3. The reinforced concrete protective airtight door with high safety according to claim 2, wherein said limit mechanism comprises:
the limiting shaft sleeve is fixedly connected to one side, far away from the moving plate, of the fixed plate; and
the rack plate is connected inside the threaded shaft in a sliding mode, and an elastic piece is fixedly connected between the rack plate and the inner side face of the threaded shaft;
and the clamping and connecting rod is fixedly connected at one end of the rack plate, which is far away from the elastic piece, and is in intermittent clamping connection with the limiting shaft sleeve.
4. The reinforced concrete containment-type door with high safety as claimed in claim 3, wherein the driving mechanism comprises:
the support plate is fixedly connected to one side, away from the moving plate, of the threaded shaft, a gear shaft is rotatably connected inside the support plate, and the gear shaft is rotatably connected inside the threaded shaft; and
the gear is fixedly connected to one end of the gear shaft, which is arranged inside the threaded shaft, and is mutually meshed with the rack plate;
the driving piece is fixedly connected to one side, far away from the threaded shaft, of the support plate and is in transmission connection with the gear shaft.
5. The reinforced concrete protective airtight door with high safety according to claim 2, wherein a mounting groove is provided inside the protective door body on one side, and a limiting plate groove is provided inside the protective door body on the other side, the mounting groove is used for mounting the switch mechanism, and the limiting plate groove is used for mounting the limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220261676.6U CN217380298U (en) | 2022-02-09 | 2022-02-09 | High reinforced concrete protective airtight door of security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220261676.6U CN217380298U (en) | 2022-02-09 | 2022-02-09 | High reinforced concrete protective airtight door of security |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217380298U true CN217380298U (en) | 2022-09-06 |
Family
ID=83097765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220261676.6U Active CN217380298U (en) | 2022-02-09 | 2022-02-09 | High reinforced concrete protective airtight door of security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217380298U (en) |
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2022
- 2022-02-09 CN CN202220261676.6U patent/CN217380298U/en active Active
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