CN211776861U - Steel construction threshold biparting protection sealing door that lives - Google Patents
Steel construction threshold biparting protection sealing door that lives Download PDFInfo
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- CN211776861U CN211776861U CN202020216780.4U CN202020216780U CN211776861U CN 211776861 U CN211776861 U CN 211776861U CN 202020216780 U CN202020216780 U CN 202020216780U CN 211776861 U CN211776861 U CN 211776861U
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Abstract
The utility model relates to a steel construction threshold double leaf protection sealing door alive belongs to the technical field of building engineering protective apparatus, and it includes the door frame and sets up the lift threshold in the door frame bottom, lift threshold below is provided with and is used for driving the elevating gear that the lift threshold goes up and down, the both sides of door frame are articulated to be provided with first door leaf and second door leaf, the holding tank has been seted up on the first door leaf, the length direction and the horizontal direction of holding tank are unanimous, it is provided with the inserted bar to slide in the holding tank, the length direction of inserted bar with the length direction of holding tank is unanimous, set up on the second door leaf and supply inserted bar male inserting groove, just be provided with in the first door leaf and be used for driving the drive assembly that inserted bar inserted the inserting groove. The utility model discloses have the effect of the stability of the reinforcing sealing door of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the technique of building engineering protective apparatus and specifically relates to a steel construction threshold biparting protection sealing door alive is related to.
Background
The protective airtight door is protective equipment installed on a building, is mainly used for blocking shock waves and isolating toxic gases, and can play a role in protecting and guaranteeing personnel safety when being closed in case of sudden accidents.
Chinese patent with grant publication number CN209670776U discloses a steel structure movable threshold double-leaf protective sealing door, including the door frame, be provided with two door leafs in the door frame, the bottom side of door frame is provided with the lift threshold that offsets with the door leaf, and lift threshold below is provided with the elevating gear that the drive lift threshold goes up and down, and the interval is provided with two reference columns in the middle of the door frame, and two door leafs all articulate the cover and establish on the reference column, can make things convenient for crowd's orderly the passing through after opening.
However, the protective closed door has the disadvantage that the two door leaves are hinged to the positioning column, the lifting doorsill is abutted against the door leaves to prevent the door leaves from being opened, and when the impact force of the shock wave is large or the lifting doorsill is damaged, the door leaves are difficult to be stably prevented from being opened only by the lifting doorsill, so that the stability of the sealing door is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide a steel construction threshold biparting protection sealing door alive has the effect of the stability of the reinforcing sealing door of being convenient for.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a steel construction threshold double leaf protection sealing door alive, includes the door frame and sets up the lift threshold in the door frame bottom, lift threshold below is provided with and is used for driving the lift threshold to carry out the elevating gear who goes up and down, the both sides of door frame are articulated to be provided with first door leaf and second door leaf, the holding tank has been seted up on the first door leaf, the length direction and the horizontal direction of holding tank are unanimous, it is provided with the grafting pole to slide in the holding tank, the length direction of grafting pole with the length direction of holding tank is unanimous, set up on the second door leaf and supply grafting pole male inserting groove, just be provided with in the first door leaf and be used for driving the drive assembly that the grafting.
Through adopting above-mentioned technical scheme, when closing the sealing door, first door leaf and the second door leaf closure that will articulate the setting, then utilize elevating gear, make the lift threshold rise to laminate each other with first door leaf and second door leaf, and then block first door leaf and second door leaf, then utilize drive assembly, make the spliced pole slide to setting up the inserting groove on the second door leaf in the holding tank of first door leaf, and then further prevent first door leaf and second door leaf from taking place to rotate when suffering the high pressure, the effect of the stability of the reinforcing sealing door of being convenient for has.
The present invention may be further configured in a preferred embodiment as: a plurality of holding tanks have been seted up on the first door leaf, it is a plurality of all be provided with the inserted bar in the holding tank, and vertically in the first door leaf be provided with the connecting rod, one side and a plurality of the inserted bar fixed connection of connecting rod, the opposite side of connecting rod with drive assembly connects the setting.
Through adopting above-mentioned technical scheme, be provided with a plurality of holding tanks on first door leaf, all be provided with the inserted bar in the holding tank and lock brother inserted bar and link together through the connecting rod, the connecting rod is connected with drive assembly simultaneously, drive assembly can make a plurality of inserted bars synchronous motion to can strengthen the inseparable grafting effect between first door leaf and the second door leaf, and then have the effect of the stability of the reinforcing sealing door of further being convenient for.
The present invention may be further configured in a preferred embodiment as: the driving assembly comprises a rack and a gear, the rack is arranged in the first door leaf in a sliding mode, the length direction of the rack is consistent with the length direction of the inserting rod, the rack is connected with the connecting rod, the gear is arranged in the first door leaf in a rotating mode, the gear is meshed with the rack, and a driving piece for driving the gear to rotate is arranged on the first door leaf.
By adopting the technical scheme, when the sealing door is closed and the insertion rod needs to slide into the insertion groove, the driving piece is utilized to enable the gear to rotate, so that the rack which is arranged in the first door leaf in a sliding mode starts to slide, and in the sliding process of the rack, the rack pushes the connecting rod to move, so that the insertion rod moves along the horizontal direction until the insertion rod is inserted into the insertion groove; when the sealing door is required to be opened, the driving piece is utilized to enable the gear to rotate reversely, so that the rack meshed with the gear moves reversely, the inserting rod is driven to exit from the inserting groove, and the effect of enabling the inserting rod to slide into or slide out of the inserting groove conveniently is achieved.
The present invention may be further configured in a preferred embodiment as: the driving piece comprises a rotating handle and a rotating rod, the rotating handle is arranged on the side wall of the first door leaf, the rotating rod is arranged on the rotating handle, and the rotating rod penetrates through the side wall of the first door leaf and is coaxially connected with the gear.
Through adopting above-mentioned technical scheme, rotate rotatory handle, and then through the coaxial gear revolve that sets up on the dwang of dwang drive, and then the gear drives the rack horizontal migration that meets the meshing mutually to have the drive gear pivoted effect of being convenient for through setting up rotatory handle.
The present invention may be further configured in a preferred embodiment as: a sliding groove is formed in the first door leaf, the length direction of the sliding groove is consistent with that of the rack, sliding blocks are arranged on two sides of the rack, and the shape of each sliding block is consistent with that of the sliding groove.
Through adopting above-mentioned technical scheme, when the in-process that the rack removed, the slider that sets up on the rack can remove along the spout for the rack removes along the horizontal direction all the time, thereby both has the effect of direction, still has the effect of stabilizing the rack simultaneously.
The present invention may be further configured in a preferred embodiment as: and Teflon layers are arranged on the inner wall of the sliding groove and the surface of the sliding block.
Through adopting above-mentioned technical scheme, teflon, generally call "not be stained with the coating", all be provided with the teflon layer on the inner wall of spout and the surface of slider, can reduce frictional force at the slider along the gliding in-process of spout to have the gliding more smooth and easy effect of messenger's rack.
The present invention may be further configured in a preferred embodiment as: and sealing pieces are arranged on the side walls of the first door leaf and the second door leaf, and are positioned at the positions where the first door leaf and the second door leaf are mutually attached.
Through adopting above-mentioned technical scheme, when closing sealing door, the sealing member that sets up on first door leaf and second door leaf laminates each other to have and make the inseparabler effect of first door leaf and the laminating of second door leaf.
To sum up, the utility model discloses a following at least one useful technological effect:
when the sealing door is closed, the rotating handle is rotated to enable the gear to start rotating, and then the gear drives the meshed racks to start moving, so that the insertion rod slides into the insertion groove formed in the second door leaf from the accommodating groove of the first door leaf, the first door leaf and the second door leaf are further prevented from rotating when being subjected to strong pressure, and the effect of facilitating the enhancement of the stability of the sealing door is achieved;
when the rack removes the in-process, the slider that sets up on the rack can remove along the spout for the rack removes along the horizontal direction all the time, thereby both has the effect of direction, still has the effect of stabilizing the rack simultaneously.
All be provided with the teflon layer on the inner wall of spout and the surface of slider, can reduce frictional force at the slider along the gliding in-process of spout to have the gliding more smooth and easy effect of messenger's rack.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram for showing the opening of the sealing door according to the embodiment of the present invention;
fig. 3 is a cross-sectional view illustrating an inner structure of the first door leaf and the second door leaf according to the embodiment of the present invention;
fig. 4 is a partial exploded sectional view for showing a connection relationship between a rack and a chute according to an embodiment of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 4.
Reference numerals: 1. a door frame; 11. a lifting threshold; 12. a first door leaf; 121. accommodating grooves; 122. a plug rod; 123. a connecting rod; 124. a rack; 1241. a slider; 125. a gear; 126. rotating the handle; 1261. rotating the rod; 127. a chute; 128. a Teflon layer; 13. a second door leaf; 131. inserting grooves; 14. and a seal.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a steel construction threshold double leaf protection sealing door alive, including door frame 1, the both sides of door frame 1 are articulated to be provided with first door leaf 12 and second door leaf 13, and first door leaf 12 and second door leaf 13 are the rectangle door leaf, all are provided with sealing member 14 on the lateral wall of first door leaf 12 and second door leaf 13, and sealing member 14 is located the position of laminating each other of first door leaf 12 and second door leaf 13.
The sealing member 14 in this embodiment is made of elastic rubber, and when the first door leaf 12 and the second door leaf 13 are closed, the sealing members 14 made of rubber and respectively arranged on the first door leaf 12 and the second door leaf 13 are attached to each other, so that the effect of closely attaching the first door leaf 12 and the second door leaf 13 is achieved, the friction force at the attachment part of the first door leaf 12 and the second door leaf 13 is increased, and the relative sliding between the first door leaf 12 and the second door leaf 13 is prevented to a certain extent; meanwhile, if harmful gas exists in the room, the sealing member 14 also has the effect of reducing the escape of the harmful gas.
Referring to fig. 1, a lifting threshold 11 is arranged at the bottom end of a door frame 1, and a lifting device (not shown) for driving the lifting threshold 11 to lift is arranged below the lifting threshold 11; when the sealing door is closed, the first door leaf 12 and the second door leaf 13 which are hinged to the door frame 1 are rotated to be closed, and then the lifting threshold 11 is lifted by the lifting device, so that the lifting threshold 11 is lifted to be attached to the first door leaf 12 and the second door leaf 13, and the first door leaf 12 and the second door leaf 13 are blocked.
Referring to fig. 2 and 3, a plurality of accommodating grooves 121 are formed in the first door leaf 12, the length direction of each accommodating groove 121 is consistent with the horizontal direction, an inserting rod 122 is slidably arranged in each accommodating groove 121, the length direction of each inserting rod 122 is consistent with the length direction of each accommodating groove 121, a connecting rod 123 is vertically arranged in the first door leaf 12, and one side of each connecting rod 123 is fixedly connected with the plurality of inserting rods 122; the second door 13 is provided with a plugging slot 131 for the plugging rod 122 to be plugged into.
Referring to fig. 2 and 3, a rotating handle 126 is disposed on the first door leaf 12, a rotating rod 1261 is coaxially disposed on the rotating handle 126, the rotating rod 1261 is perpendicular to the side wall of the first door leaf 12, and the rotating rod 1261 passes through the side wall of the first door leaf 12 and extends inward; the end of the turning rod 1261 located inside the first door leaf 12 is coaxially provided with a gear 125.
Referring to fig. 4 and 5, a sliding groove 127 is formed on an inner wall of the first door leaf 12, and a length direction of the sliding groove 127 is identical to a length direction of the insertion rod 122; a rack 124 is arranged in the sliding chute 127 in a sliding manner, the rack 124 is meshed with the gear 125, sliding blocks 1241 are arranged on two sides of the rack 124, and the shapes of the sliding blocks 1241 are consistent with those of the sliding chute 127; and one end of the rack 124 is connected to the connecting rod 123.
Referring to fig. 5, the inner wall of the chute 127 and the surface of the slider 1241 are both provided with a teflon layer 128; teflon is generally called as a 'non-stick coating' or an 'easy-to-clean material', and has the characteristics of high temperature resistance and extremely low friction coefficient; the teflon layer 128 is disposed on both the inner wall of the sliding slot 127 and the surface of the slider 1241, so that the friction force can be reduced in the sliding process of the slider 1241 along the sliding slot 127, thereby having a smoother effect of sliding the rack 124.
When the sealing door is closed, the rotating handle 126 is rotated to drive the rotating rod 1261 to rotate, so that the gear 125 coaxially arranged on the rotating rod 1261 is driven to rotate, and the gear 125 rotates in the circumferential direction in the vertical plane; when the gear 125 rotates, the rack 124 engaged with the gear 125 relatively moves, so that the sliders 1241 disposed at both sides of the rack 124 horizontally move along the length direction of the chute 127; during the horizontal movement, the rack 124 pushes the connecting rod 123 to move horizontally, so that the plurality of inserting rods 122 simultaneously move along the horizontal direction until the inserting rods 122 are inserted into the inserting groove 131 of the second door 13.
Therefore, under the action of the lifting threshold 11 and the inserting rod 122, the first door leaf 12 and the second door leaf 13 are stably closed together, the first door leaf 12 and the second door leaf 13 are further prevented from rotating when being subjected to strong pressure, and the effect of facilitating the stability of the sealing door is achieved.
When the sealing door needs to be opened, firstly, the rotating handle 126 is rotated in the opposite direction, so that the gear 125 is rotated in the opposite direction, and then the rack 124 is driven to move in the opposite direction along the horizontal direction, so as to drive the insertion rod 122 to withdraw from the insertion groove 131 until the insertion rod 122 is completely accommodated in the accommodating groove 121; then, the lifting threshold 11 is lowered by using a lifting device until the lifting threshold 11 does not block the first door leaf 12 and the second door leaf 13 any more; finally, the first door leaf 12 and the second door leaf 13 which are hinged to each other are rotated to open.
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 (7)
1. The utility model provides a steel construction threshold biparting protection sealing door that lives, includes door frame (1) and sets up lift threshold (11) in door frame (1) bottom, lift threshold (11) below is provided with and is used for driving lift threshold (11) to carry out the elevating gear who goes up and down, its characterized in that: the door frame is characterized in that a first door leaf (12) and a second door leaf (13) are hinged to two sides of the door frame (1), an accommodating groove (121) is formed in the first door leaf (12), the length direction of the accommodating groove (121) is consistent with the horizontal direction, an inserting rod (122) is arranged in the accommodating groove (121) in a sliding mode, the length direction of the inserting rod (122) is consistent with the length direction of the accommodating groove (121), an inserting groove (131) for inserting the inserting rod (122) is formed in the second door leaf (13), and a driving assembly for driving the inserting rod (122) to be inserted into the inserting groove (131) is arranged in the first door leaf (12).
2. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 1, wherein: a plurality of accommodating grooves (121) are formed in the first door leaf (12), a plurality of inserting rods (122) are arranged in the accommodating grooves (121), connecting rods (123) are vertically arranged in the first door leaf (12), one ends of the connecting rods (123) are fixedly connected with the inserting rods (122), and the other ends of the connecting rods (123) are connected with the driving assembly.
3. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 2, wherein: the driving assembly comprises a rack (124) and a gear (125), the rack (124) is arranged in the first door leaf (12) in a sliding mode, the length direction of the rack (124) is consistent with that of the insertion rod (122), the rack (124) is connected with the connecting rod (123), the gear (125) is arranged in the first door leaf (12) in a rotating mode, the gear (125) is meshed with the rack (124) mutually, and a driving piece for driving the gear (125) to rotate is arranged on the first door leaf (12).
4. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 3, wherein: the driving piece comprises a rotating handle (126) and a rotating rod (1261), the rotating handle (126) is arranged on the side wall of the first door leaf (12), the rotating rod (1261) is arranged on the rotating handle (126), and the rotating rod (1261) penetrates through the side wall of the first door leaf (12) and is coaxially connected with the gear (125).
5. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 3, wherein: a sliding groove (127) is formed in the first door leaf (12), the length direction of the sliding groove (127) is consistent with that of the rack (124), sliding blocks (1241) are arranged on two sides of the rack (124), and the shape of each sliding block (1241) is consistent with that of the sliding groove (127).
6. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 5, wherein: the inner wall of the sliding groove (127) and the surface of the sliding block (1241) are provided with Teflon layers (128).
7. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 1, wherein: sealing pieces (14) are arranged on the side walls of the first door leaf (12) and the second door leaf (13), and the sealing pieces (14) are located at the positions where the first door leaf (12) and the second door leaf (13) are attached to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020216780.4U CN211776861U (en) | 2020-02-26 | 2020-02-26 | Steel construction threshold biparting protection sealing door that lives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020216780.4U CN211776861U (en) | 2020-02-26 | 2020-02-26 | Steel construction threshold biparting protection sealing door that lives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211776861U true CN211776861U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020216780.4U Active CN211776861U (en) | 2020-02-26 | 2020-02-26 | Steel construction threshold biparting protection sealing door that lives |
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| Country | Link |
|---|---|
| CN (1) | CN211776861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
-
2020
- 2020-02-26 CN CN202020216780.4U patent/CN211776861U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
| CN113153105B (en) * | 2021-05-13 | 2022-08-09 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
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