CN207999192U - Steel structure double-leaf airtight blast door - Google Patents
Steel structure double-leaf airtight blast door Download PDFInfo
- Publication number
- CN207999192U CN207999192U CN201820374205.XU CN201820374205U CN207999192U CN 207999192 U CN207999192 U CN 207999192U CN 201820374205 U CN201820374205 U CN 201820374205U CN 207999192 U CN207999192 U CN 207999192U
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- China
- Prior art keywords
- door leaf
- impeller
- locking piece
- leaf
- connecting rod
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Abstract
The utility model discloses a kind of steel structure double-leaf airtight blast doors, including doorframe and the door leaf for being rotationally connected with doorframe, door leaf is equipped with two sides and is connected to doorframe both sides, doorframe is equipped with connector, door leaf slidably connects locking piece along its width direction, each locking piece corresponds to a connector, door leaf slidably connects impeller along its length, the driving mechanism of driving impeller sliding is useful on door leaf, it is equipped between locking piece and impeller for the linkage mechanism of kinematic pair along door leaf width direction will to be converted into along the kinematic pair of door leaf length direction along impeller.Door leaf need to be being locked, when door leaf stabilization being made to remain off, impeller sliding can be being driven by driving mechanism, under the conversion of linkage mechanism, the kinematic pair of impeller is converted to the kinematic pair that locking piece is moved towards connector, locking piece is made to be inserted into connector.And then door leaf and doorframe is made to be relatively fixed, so that door leaf is stably held in the state of closing.
Description
Technical field
The utility model is related to defense equipment technical fields, and in particular to a kind of steel structure double-leaf airtight blast door.
Background technology
People's air defense is also known as civil defence, and civil defence is international word, is that government mobilizes and organize the masses, takes anti-air strike, combat a natural disaster to rescue
Rescue action is implemented in calamity measure, takes precautions against and mitigate the activity of disaster harm.Closed guard gate is to belong to civil defence safeguard, Gu Mingsi
Justice, closed guard gate are exactly the door of people's protection works entrance.Under severe adjust, how by the locking that protective door is stablized to be always
Problem to be solved.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of steel structure double-leaf protection airtights
Door can be such that door leaf stabilization is closed, improve its safety.
To achieve the above object, the utility model provides following technical solution:
A kind of steel structure double-leaf airtight blast door, including doorframe and the door leaf for being rotationally connected with doorframe, the door leaf are equipped with
Two sides and doorframe both sides are connected to, the doorframe is equipped with connector, and the connector is equipped with several and doorframe or more
Both sides are distributed at least one connector, and the door leaf slidably connects locking piece along its width direction, each locking
Part corresponds to a connector, and the door leaf slidably connects impeller along its length, and driving is useful on the door leaf and is pushed away
The driving mechanism of slide is equipped between the locking piece and impeller for by the fortune along impeller along door leaf length direction
Dynamic pair is converted into the linkage mechanism of the kinematic pair along door leaf width direction.
By using above-mentioned technical proposal, door leaf need to be being locked, when door leaf stabilization being made to remain off, driving can be passed through
Mechanism drives impeller sliding, under the conversion of linkage mechanism, converts the kinematic pair of impeller to locking piece towards connector
The kinematic pair of movement makes locking piece be inserted into connector.And then door leaf and doorframe is made to be relatively fixed, so that door leaf is stably held in pass
The state closed.
The utility model is further arranged to:The first guide part, the locking piece sliding are arranged with outside the locking piece
It is connected to the first guide part, first guide part is fixedly installed in door leaf.
By using above-mentioned technical proposal, the first guide part can give locking piece one guiding force, and then make locking piece can
More stable sliding, it is ensured that locking piece can be inserted into connector or be detached out of connector.
The utility model is further arranged to:The second guide part, the impeller sliding are arranged with outside the impeller
It is connected to the second guide part, second guide part is fixedly installed in door leaf.
By using above-mentioned technical proposal, the second guide part can give impeller one guiding force, and then make impeller can
More stable sliding, it is ensured that locking piece can be inserted into connector under the driving of impeller or be detached out of connector.
The utility model is further arranged to:Each locking piece corresponds to a linkage mechanism, the linkage
Mechanism includes the first connecting rod for being rotationally connected with impeller, is rotationally connected with the second connecting rod of first connecting rod, is rotationally connected with
The third connecting rod of two connecting rods, the one end of the third connecting rod far from second connecting rod are rotationally connected with locking piece.
First connecting rod can be driven to rotate when impeller slides by using above-mentioned technical proposal, and then drive second to connect
Bar, third connecting rod rotation, third connecting rod gives power of the locking piece one along locking piece axial direction in rotation, and then controls locking
Part being slidably inserted into connector or being detached out of connector with impeller.
The utility model is further arranged to:It is rotatably connected to rotation axis on the door leaf, the rotation axis passes through the
Two connecting rods and it is rotationally connected with second connecting rod.
By using above-mentioned technical proposal, there are one position-limiting actions to second connecting rod for rotation axis, to make second connecting rod can
More smoothly directional rotating.
The utility model is further arranged to:The driving mechanism includes the gear for being rotationally connected with door leaf, coaxially consolidates
Surely it is connected to the force axis of gear, is engaged in the tooth shaft of gear, the force axis passes through door leaf, the tooth shaft to be fixedly and coaxially connected
In being arranged with installation set outside impeller, the impeller, the installation set is rotationally connected with impeller and with impeller in axial
It is fixed, the linkage mechanism connection installation set and locking piece.
By using above-mentioned technical proposal, when gear rotates, tooth shaft side becomes its axial movement of rotation edge, and then drives
Impeller slides, and then controls locking piece being slidably inserted into connector or being detached out of connector with impeller.
The utility model is further arranged to:One end has been fixedly and coaxially connected force disk to the force axis outwardly, described
Several force slots for facilitating force are offered on force disk.
By using above-mentioned technical proposal, in rotation urging disk, hand can be stretched into force slot, increase force area, into
And more easily by the disk rotation urging axis that exerts a force, realize the locking and unlatching of airtight blast door.
The utility model is further arranged to:It is covered with protective case outside the gear and tooth shaft, the protective case is fixed
It is installed on door leaf, the tooth shaft passes through protective case and is rotationally connected with protective case.
Make gear tooth shaft can to reduce the probability that dust enters in gear tooth shaft by using above-mentioned technical proposal
More smoothly rotate.
The utility model has the following advantages:1, door leaf can be made locked, in stablizing the state closed, safety compared with
It is high;2 and it need to lock or when opened door leaf, need to only screw force disk, it is easy to operate.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment;
Fig. 2 is partial schematic diagram of the embodiment at connector;
Fig. 3 is the dorsal view of embodiment;
Fig. 4 is sectional view of the embodiment at protecting box;
Fig. 5 is sectional view of the embodiment at driving mechanism;
Fig. 6 is the structural schematic diagram of linkage mechanism in embodiment.
Reference numeral:1, doorframe;2, door leaf;3, slot;4, connector;5, the first guide part;6, locking piece;7, it second leads
To part;8, impeller;9, driving mechanism;10, linkage mechanism;11, gear;12, exert a force axis;13, tooth shaft;14, exert a force disk;15,
Exert a force slot;16, installation set;17, protective case;18, first connecting rod;19, second connecting rod;20, third connecting rod;21, rotation axis.
Specific implementation mode
The utility model is described further with reference to attached drawing.
As shown in Figure 1, a kind of steel structure double-leaf airtight blast door, including doorframe 1 and the door leaf 2 for being rotationally connected with doorframe 1,
Door leaf 2 is equipped with two sides and is connected to 1 both sides of doorframe.The closing and unlatching of doorframe 1 are realized by turning door leaf 2.
As depicted in figs. 1 and 2, in order to make door leaf 2 that can be stably maintained at the state of closing doorframe 1, doorframe 1 is equipped with and opens up
There is 4 connector 4 of connector of slot 3 to be equipped with several and about 1 both sides of doorframe and is distributed at least one connector 4.Door leaf 2
On be installed with the first guide part 5, be equipped with locking piece 6 along 2 width direction of door leaf in the first guide part 5, locking piece 6 slides
It is connected to the first guide part 5.Each connector 4 is corresponding, and there are one locking pieces 6.As shown in figure 3, being also fixedly mounted on door leaf 2
There are the second guide part 7, the second guide part 7 to be equipped with impeller 8 along 2 length direction of door leaf, impeller 8 is slidably connected to second and leads
To part 7.The driving mechanism 9 that driving impeller 8 slides is useful on door leaf 2.Gear is equipped between locking piece 6 and impeller 8
Structure 10, each locking piece 6 correspond to a linkage mechanism 10.
After so that door leaf 2 is closed doorframe 1, drives impeller 8 to slide by driving mechanism 9, impeller 8 is made to be grown along door leaf 2
The movement for spending direction, under the action of linkage mechanism 10, impeller 8 drives locking piece 6 to be moved towards connector 4, until locking
Part 6 is inserted into the slot 3 of connector 4, and then door leaf 2 is made to be fixed with respect to doorframe 1, so that door leaf 2 is stably maintained at and is closed doorframe 1
State.
As shown in figure 4, driving mechanism 9 includes the gear 11 for being rotationally connected with door leaf 2, is fixedly and coaxially connected in gear 11
Force axis 12 and the tooth shaft 13 for being engaged in gear 11.As shown in figure 5, force axis 12 passes through door leaf 2, one end is same outwardly for force axis 12
Axis is fixedly connected with force disk 14.As shown in Figure 1, offering several force slots 15 for facilitating force on force disk 14.Such as Fig. 4 and
Shown in Fig. 6, tooth shaft 13 is fixedly and coaxially connected in being arranged with installation set 16 outside impeller 8, impeller 8, and installation set 16 is rotatablely connected
It is in axial restraint in impeller 8 and with impeller 8.Linkage mechanism 10 connects installation set 16 and locking piece 6.Pass through 14 turns of the disk that exerts a force
It is dynamic that force axis 12 is driven to rotate, and then rotated with moving gear 11, to drive tooth shaft 13 to be slided along its axis, realize 8 edge of impeller
It slides axially.
As shown in figure 4, in order to reduce the probability that dust enters 11 tooth shaft 13 of gear, guarantor is covered with outside gear 11 and tooth shaft 13
Sheath 17, protective case 17 are fixedly installed in door leaf 2, and tooth shaft 13 passes through protective case 17 and is rotationally connected with protective case 17.
As shown in fig. 6, linkage mechanism 10 includes first connecting rod 18, second connecting rod 19 and third connecting rod 20.First connecting rod 18
One end is rotationally connected with installation set 16, and the other end is rotationally connected with second connecting rod 19.Second connecting rod 19 is far from first connecting rod 18
One end is rotationally connected with third connecting rod 20.Rotation axis 21 is equipped on second connecting rod 19, and rotation axis 21 is rotationally connected with door leaf
2.Rotation axis 21 is located between 19 both ends of second connecting rod.Third connecting rod 20 is rotationally connected with locking piece far from 19 one end of second connecting rod
6。
When impeller 8 is axially moved along it, first connecting rod 18 can be driven to rotate, and then drive second connecting rod 19, third
Connecting rod 20 rotates, and third connecting rod 20 gives locking piece 6 one in rotation along the axial power of locking piece 6, to control locking piece 6
Being slidably inserted into connector 4 or being detached out of connector 4 with impeller 8.
The operation principle of the airtight blast door is as follows:
The closing and unlatching of doorframe 1 can be realized by 1 turning door leaf 2 of opposite doorframe;If door leaf 2 need to be made to maintain closing
The state of doorframe 1 then only needs rotation urging disk 14.Force axis 12 rotates at this time, and band moving gear 11 rotates, and makes tooth shaft 13 along its axis
To movement, and then impeller 8 is driven to be axially moved along it.
During impeller 8 moves, first connecting rod 18, second connecting rod 19, third connecting rod 20 rotate in succession, and third connects
Bar 20 gives locking piece 6 one in rotation along the axial power of locking piece 6, drives locking piece 6 to be moved towards connector 4, makes
Locking piece 6 is inserted into the slot 3 of connector 4.Come make door leaf 2 with respect to doorframe 1 fix, allow door leaf 2 be stably held in close doorframe 1
State.If door leaf 2 need to be opened, force disk 14 need to be only rotated backward.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of steel structure double-leaf airtight blast door, including doorframe(1)Be rotationally connected with doorframe(1)Door leaf(2), the door
Fan(2)Equipped with two sides and it is connected to doorframe(1)Both sides, it is characterized in that:The doorframe(1)It is equipped with connector(4), described
Connector(4)Equipped with several and doorframe(1)Upper and lower both sides are distributed at least one connector(4), the door leaf(2)Along it
Width direction slidably connects locking piece(6), each locking piece(6)A corresponding connector(4), the door leaf(2)Edge
Its length direction slidably connects impeller(8), the door leaf(2)On be useful for driving impeller(8)The driving mechanism of sliding
(9), the locking piece(6)And impeller(8)Between be equipped with for will be along impeller(8)Along door leaf(2)The movement of length direction
Pair is converted into along door leaf(2)The linkage mechanism of the kinematic pair of width direction(10).
2. steel structure double-leaf airtight blast door according to claim 1, it is characterized in that:The locking piece(6)It is arranged with outside
First guide part(5), the locking piece(6)It is slidably connected to the first guide part(5), first guide part(5)It is fixedly mounted
In door leaf(2).
3. steel structure double-leaf airtight blast door according to claim 2, it is characterized in that:The impeller(8)It is arranged with outside
Second guide part(7), the impeller(8)It is slidably connected to the second guide part(7), second guide part(7)It is fixedly mounted
In door leaf(2).
4. steel structure double-leaf airtight blast door according to claim 3, it is characterized in that:Each locking piece(6)It is corresponding
One linkage mechanism(10), the linkage mechanism(10)Including being rotationally connected with impeller(8)First connecting rod(18), turn
It is dynamic to be connected to first connecting rod(18)Second connecting rod(19), be rotationally connected with second connecting rod(19)Third connecting rod(20), described
Third connecting rod(20)Far from second connecting rod(19)One end be rotationally connected with locking piece(6).
5. steel structure double-leaf airtight blast door according to claim 4, it is characterized in that:The door leaf(2)Upper rotation connection
There is rotation axis(21), the rotation axis(21)Across second connecting rod(19)It is rotationally connected with second connecting rod(19).
6. steel structure double-leaf airtight blast door according to claim 5, it is characterized in that:The driving mechanism(9)Including turning
It is dynamic to be connected to door leaf(2)Gear(11), be fixedly and coaxially connected in gear(11)Force axis(12), be engaged in gear(11)'s
Tooth shaft(13), the force axis(12)Across door leaf(2), the tooth shaft(13)It is fixedly and coaxially connected in impeller(8), described to push away
Moving part(8)It is arranged with installation set outside(16), the installation set(16)It is rotationally connected with impeller(8)And and impeller(8)In axis
To fixation, the linkage mechanism(10)Connect installation set(16)And locking piece(6).
7. steel structure double-leaf airtight blast door according to claim 6, it is characterized in that:The force axis(12)One end outwardly
It has been fixedly and coaxially connected force disk(14), the force disk(14)On offer several force slots for facilitating force(15).
8. steel structure double-leaf airtight blast door according to claim 7, it is characterized in that:The gear(11)And tooth shaft(13)
It is covered with protective case outside(17), the protective case(17)It is fixedly installed in door leaf(2), the tooth shaft(13)Across protective case(17)
And it is rotationally connected with protective case(17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820374205.XU CN207999192U (en) | 2018-03-19 | 2018-03-19 | Steel structure double-leaf airtight blast door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820374205.XU CN207999192U (en) | 2018-03-19 | 2018-03-19 | Steel structure double-leaf airtight blast door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207999192U true CN207999192U (en) | 2018-10-23 |
Family
ID=63839884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820374205.XU Active CN207999192U (en) | 2018-03-19 | 2018-03-19 | Steel structure double-leaf airtight blast door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207999192U (en) |
-
2018
- 2018-03-19 CN CN201820374205.XU patent/CN207999192U/en active Active
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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: 311400, No. 3, Panlong Road, Zhejiang Town, Fuyang District, Hangzhou, third Patentee after: Zhejiang Futeng civil air defense equipment Co., Ltd Address before: 311400, No. 3, Panlong Road, Zhejiang Town, Fuyang District, Hangzhou, third Patentee before: HANGZHOU FUYANG FUTENG CIVIL DEFENSE EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |