CN210738361U - Steel construction threshold biparting protective airtight door that lives - Google Patents
Steel construction threshold biparting protective airtight door that lives Download PDFInfo
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- CN210738361U CN210738361U CN201921388568.XU CN201921388568U CN210738361U CN 210738361 U CN210738361 U CN 210738361U CN 201921388568 U CN201921388568 U CN 201921388568U CN 210738361 U CN210738361 U CN 210738361U
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Abstract
The utility model relates to a civil air defense door, more specifically say, it relates to a steel construction threshold biparting protective airtight door that lives. Including last floor, floor and guard gate down, guard gate fixed mounting is at last floor and between the floor down, and the guard gate sets up to the casement window double door, the installation cavity has been seted up to the floor down, is provided with the lift threshold in the installation cavity, and the lift threshold includes first threshold and second threshold, first threshold and second threshold sliding connection, goes up the floor and is provided with the drive arrangement who is used for driving the lift threshold down between the floor.
Description
Technical Field
The utility model relates to a civil air defense door, more specifically say, it relates to a steel construction threshold biparting protective airtight door that lives.
Background
Steel construction protective airtight door sets up in general setting in access & exit department, has and blocks two kinds of functions of shock wave and isolated toxicant. Steel construction protective airtight door has ordinary list, multiple type such as two leaf protective airtight door, and steel construction threshold biparting protective airtight door is one of them component part, steel construction threshold biparting protective airtight door is provided with two doors and a detachable threshold that lives, the threshold that lives can bear the shock wave pressure on the door leaf, with satisfying protection and airtight function requirement, realize peaceful and peaceful function conversion rapidly, for the ease of personnel and vehicle are current, the threshold that lives is not installed at ordinary times, install the threshold that lives when imminent war fast, the protective airtight door that makes the access & exit can keep out the effect of shock wave when the war.
The movable doorsill is fixedly connected to the door plate through the screws, the movable doorsill is detached to be installed on the ground in the face of a war, and the installation mode greatly increases the time for installing the movable doorsill and causes the problem of low installation work efficiency.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a steel construction threshold biparting protective airtight door alive, it has set up the threshold that can go up and down, when needs installation threshold, raises the threshold, reaches the purpose of quick installation.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a steel construction threshold bi-leaf protective airtight door that lives, includes floor, floor and guard gate down, guard gate fixed mounting at last floor and between the floor down, the guard gate sets up to flat-open type bi-leaf door, the installation cavity has been seted up to the floor down, is provided with the lift threshold in the installation cavity, and the lift threshold includes first threshold and second threshold, first threshold and second threshold sliding connection go up the floor and be provided with the drive arrangement who is used for the drive threshold that goes up and down between the floor.
Through the technical scheme, the movable doorsill is not required to be fixedly connected onto the door panel through the screws, the movable doorsill is detached to be installed on the ground in the process of war, the driving device drives the lifting doorsill to stretch out from the upper floor slab and the lower floor slab of the connection of the protective door to be contradicted with the protective door, the structure of the protective door is reinforced in the direction in which the protective door is opened, the time for installing the movable doorsill is greatly reduced in the installation mode, and the installation work efficiency is improved.
The utility model discloses further set up to: the upper floor slab is provided with an installation cavity and a lifting threshold, wherein the installation cavity corresponds to the installation cavity of the lower floor slab.
Through above-mentioned technical scheme, the lift threshold can conflict the guard gate simultaneously from the bottom and the top of guard gate, has further strengthened the guard gate and has blockked the ability of shock wave.
The utility model discloses further set up to: the first doorsill is arranged on one side, close to the protective door, in the installation cavity, the second doorsill is provided with a sliding groove, one end, close to the bottom of the installation cavity, of the sliding groove penetrates through the second doorsill, the other end of the sliding groove is the bottom of the sliding groove, and a sliding block is fixedly arranged on the first doorsill.
Through above-mentioned technical scheme, the slider can be from the one end installation that the sliding tray runs through the second threshold into the spout in, it is comparatively convenient to install, the slider can slide in the spout, makes first threshold can slide on the second threshold, and when the slider slided the tank bottom, the ascending power transmission that applys on first threshold was to the second threshold.
The utility model discloses further set up to: the mounting groove has been seted up respectively with the inside wall of the both ends conflict of lift threshold to the installation cavity, and the mounting groove forms a groove top in the installation cavity, and the one end that second threshold and mounting groove place side are inconsistent is provided with the installation piece, installation piece and mounting groove cooperation.
Through above-mentioned technical scheme, the cooperation of installation piece is in the mounting groove, and the installation piece can slide in the mounting groove, and when first threshold slided to the tank bottom along the sliding tray, it slides in the mounting groove to drive the second threshold, and then the second threshold rises out the installation cavity.
The utility model discloses further set up to: the driving device comprises a shell, a lead screw and a sliding seat are arranged in the shell, the lead screw is vertically arranged and penetrates through the shell, two ends of the lead screw are respectively connected with an upper floor and a lower floor in a rotating mode, opposite-direction threads are arranged at two ends of the lead screw, the sliding seat is sleeved at the position, provided with threads, of the lead screw and is in threaded connection with the lead screw, and the sliding seat is fixedly connected with the first threshold.
Through above-mentioned technical scheme, rotate the lead screw, the mount pad at lead screw both ends can be on the lead screw motion or reverse motion in opposite directions, and then makes the lift threshold carry out the operation of going up and down.
The utility model discloses further set up to: the sliding seat is fixedly provided with a connecting portion, one end, away from the sliding seat, of the connecting portion is fixedly connected with the first doorsill, and the shell is provided with an installation channel for the connecting portion to move.
Through above-mentioned technical scheme, connecting portion are used for connecting sliding seat and first threshold, are that drive division can drive the lift threshold and go up and down the operation.
The utility model discloses further set up to: the lead screw is sleeved with a first bevel gear, the first bevel gear is fixedly connected with the lead screw, a second bevel gear is meshed with the first bevel gear, a rotating shaft is coaxially fixed on the second bevel gear, and the rotating shaft penetrates through the shell.
Through the technical scheme, the rotating shaft is rotated, the second bevel gear rotates, and then the first bevel gear rotates to drive the screw rod to rotate.
The utility model discloses further set up to: and a rotating hand wheel is fixedly arranged at one end of the rotating shaft, which is far away from the second bevel gear.
Through above-mentioned technical scheme, rotate the hand wheel and make things convenient for operating personnel application of force.
The utility model discloses further set up to: the first bevel gear is arranged at a position below the middle part of the screw rod.
Through above-mentioned technical scheme, make the position of axis of rotation accord with people's height, make operating personnel stand or squat and all can operate.
The utility model discloses further set up to: the protective door is provided with a plurality of locking seats and a locking rod penetrating through the locking seats, and one surface, abutted against the protective door, of the first doorsill is provided with a corresponding locking groove.
Through the technical scheme, the first doorsill can completely abut against the protective door due to the arrangement of the locking groove.
To sum up, the utility model discloses following beneficial effect has:
(1) through the arrangement of the lifting doorsill, the movable doorsill is not required to be fixedly connected to a door panel through screws, the movable doorsill is detached and installed on the ground in the process of war, the driving device drives the lifting doorsill to extend out of an upper floor plate and a lower floor plate which are connected with the protective door to be abutted against the protective door, and the structure of the protective door is reinforced in the opening direction of the protective door, so that the time for installing the movable doorsill is greatly shortened, and the installation working efficiency is improved;
(2) the lifting doorsill can simultaneously collide the protective door from the bottom and the top of the protective door, so that the capability of the protective door for blocking shock waves is further enhanced;
(3) by rotating the screw rod, the mounting seats at the two ends of the screw rod can move oppositely or reversely on the screw rod, so that the lifting threshold can be lifted.
Drawings
FIG. 1 is a general schematic view of the present invention;
FIG. 2 is a schematic view showing a slider and a sliding groove;
FIG. 3 is a schematic view showing a mounting cavity, mounting slot and mounting block;
fig. 4 is a schematic cross-sectional view of the present invention;
fig. 5 is an overall schematic view showing a lifting threshold;
FIG. 6 is an enlarged view taken at A in FIG. 5;
fig. 7 is an enlarged view at B in fig. 5.
Reference numerals: 1. an upper floor slab; 2. a lower floor slab; 3. a protective door; 30. a locking seat; 31. a locking lever; 4. a mounting cavity; 40. mounting grooves; 400. a groove top; 5. a lifting threshold; 6. a first threshold; 60. a slider; 61. a locking groove; 7. a second threshold; 70. a sliding groove; 71. the bottom of the tank; 73. mounting blocks; 8. a drive device; 80. a housing; 81. a lead screw; 810. a bearing; 82. a sliding seat; 820. a connecting portion; 83. installing a channel; 84. a first bevel gear; 85. a second bevel gear; 86. a rotating shaft; 87. the hand wheel is turned.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The embodiment is that the steel structure movable threshold double-leaf protective airtight door comprises an upper floor plate 1, a lower floor plate 2 and a protective door 3, wherein the protective door 3 is fixedly installed between the upper floor plate 1 and the lower floor plate 2, the protective door 3 is arranged to be a side-hung double-leaf door, an installation cavity 4 and a lifting threshold 5 arranged in the installation cavity 4 are respectively formed in the upper floor plate 1 and the lower floor plate 2, the installation cavity 4 is oppositely arranged, a driving device 8 is arranged between the upper floor plate 1 and the lower floor plate 2, the driving device 8 is used for driving the lifting threshold 5 to lift out of the installation cavity 4, the lifting threshold 5 is abutted against the protective door 3, and the lifting threshold 5 can reinforce the structure of the protective door 3 in the opening direction of the protective door 3.
As shown in fig. 1 and 2, the lifting threshold 5 includes a first threshold 6 and a second threshold 7, the first threshold 6 is slidably connected to the second threshold 7, the first threshold 6 is disposed in the installation cavity 4 near one side of the protection door 3, a sliding groove 70 is disposed on the second threshold 7, one end of the sliding groove 70 near the bottom of the installation cavity 4 penetrates through the second threshold 7, the other end is a groove bottom 71 of the sliding groove 70, a sliding block 60 is fixedly disposed on the first threshold 6, the sliding block 60 can be installed into the sliding groove 70 from the end of the sliding groove 70 penetrating through the second threshold 7, and can slide in the sliding groove 70, so that the first threshold 6 can slide on the second threshold 7, and when the sliding block 60 slides to the groove bottom 71, an upward force applied to the first threshold 6 is transmitted to the second threshold 7. Referring to fig. 3, mounting groove 40 has been seted up respectively to the inside wall that the both ends of installation cavity 4 and lift threshold 5 were contradicted, mounting groove 40 forms a groove top 400 in installation cavity 4, the one end that second threshold 7 and mounting groove 40 place side are inconsistent is provided with installation piece 73, installation piece 73 cooperation is in mounting groove 40, installation piece 73 can slide in mounting groove 40, when first threshold 6 slides to tank bottom 71 along sliding tray 70, drive second threshold 7 and slide in mounting groove 40, and then second threshold 7 rises out installation cavity 4.
As shown in fig. 5 and 6, the protective door 3 is provided with a plurality of locking seats 30 and locking rods 31 penetrating through the locking seats 30, a corresponding locking groove 61 is formed on the surface of the first threshold 6 abutting against the protective door 3, and the locking groove 61 is arranged to enable the first threshold 6 to completely abut against the protective door 3.
As shown in fig. 6 and 7, the driving device 8 includes a housing 80, a lead screw 81 and a sliding seat 82 are disposed in the housing 80, the lead screw 81 is vertically disposed and penetrates through the housing 80, two ends of the lead screw 81 are rotatably connected to the upper floor 1 and the lower floor 2 through bearings, opposite threads are disposed at two ends of the lead screw 81, the sliding seat 82 is sleeved at the position where the thread is disposed of the lead screw 81 and is in threaded connection with the lead screw 81, a connecting portion 820 is fixedly disposed on the sliding seat 82, one end of the connecting portion 820 away from the end connected to the sliding seat 82 is fixedly connected to the first threshold 6, an installation channel 83 for the connecting portion 820 to move is disposed on the housing 80, the lead screw 81 is rotated, and the sliding seats 82 at two ends of the lead screw 81 can move on the lead screw 81 in an opposite direction or.
As shown in fig. 7, a first bevel gear 84 is sleeved on a screw 81, the first bevel gear 84 is arranged at a position below the middle of the screw 81, the first bevel gear 84 is fixedly connected with the screw 81, a second bevel gear 85 is meshed with the first bevel gear 84, a rotating shaft 86 is coaxially fixed on the second bevel gear 85, the rotating shaft 86 penetrates through the housing 80, a rotating hand wheel 87 is fixedly arranged at one end of the rotating shaft 86 away from the second bevel gear 85, the rotating hand wheel 87 rotates in forward rotation, the screw 81 rotates in forward rotation, the sliding seat 82 moves in opposite direction on the screw 81, referring to fig. 1, the first threshold 6 extends out of the installation cavity 4, the rotating hand wheel 87 rotates in reverse rotation, the sliding seat 82 moves in reverse direction on the screw 81, the first threshold 6 retracts into the installation cavity 4, the rotating hand wheel 87 is arranged, an operator can rotate the rotating rod conveniently without electricity, and the rotating rod can be used under the.
The working process is as follows: the protective door 3 is closed, the hand wheel 87 is rotated in the forward direction to enable the lifting threshold 5 to rise out of the installation cavity 4 to be abutted against the protective door 3, the hand wheel 87 is rotated in the forward direction, and when the lifting threshold 5 is not required to be lifted, the hand wheel 87 is rotated in the reverse direction to enable the lifting threshold 5 to fall into the installation cavity 4.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a steel construction threshold biparting protective airtight door that lives, includes floor (1), floor (2) and guard gate (3) down, guard gate (3) fixed mounting is at last floor (1) and between floor (2) down, and guard gate (3) set up to the casement type biparting door, its characterized in that, installation cavity (4) have been seted up in floor (2) down, are provided with lift threshold (5) in installation cavity (4), and lift threshold (5) are including first threshold (6) and second threshold (7), first threshold (6) and second threshold (7) sliding connection, go up floor (1) and be provided with between floor (2) down and be used for driving drive arrangement (8) of lift threshold (5).
2. The steel structure movable threshold double-leaf protective airtight door as claimed in claim 1, wherein the upper floor (1) is provided with a mounting cavity (4) and a lifting threshold (5) corresponding to the mounting cavity (4) of the lower floor (2).
3. The steel structure movable threshold double-leaf protective airtight door as claimed in claim 1 or 2, wherein the first threshold (6) is arranged at one side of the installation cavity (4) close to the protective door (3), the second threshold (7) is provided with a sliding groove (70), one end of the sliding groove (70) close to the bottom of the installation cavity (4) penetrates through the second threshold (7), the other end of the sliding groove is a groove bottom (71) of the sliding groove (70), and the first threshold (6) is fixedly provided with a sliding block (60).
4. The steel structure movable threshold double-leaf protective airtight door as claimed in claim 1 or 2, wherein the installation cavity (4) and the inner side wall of the two ends of the lifting threshold (5) against each other are respectively provided with an installation groove (40), the installation groove (40) forms a groove top (400) in the installation cavity (4), one end of the second threshold (7) against the side where the installation groove (40) is located is provided with an installation block (73), and the installation block (73) is matched with the installation groove (40).
5. The steel structure live door sill double-leaf protective airtight door as claimed in claim 1, wherein the driving device (8) comprises a housing (80), a lead screw (81) and a sliding seat (82) are arranged in the housing (80), the lead screw (81) is vertically arranged and penetrates through the housing (80), two ends of the lead screw (81) are respectively rotatably connected with the upper floor (1) and the lower floor (2), opposite threads are arranged at two ends of the lead screw (81), the sliding seat (82) is sleeved at the position, provided with the threads, of the lead screw (81) and is in threaded connection with the lead screw (81), and the sliding seat (82) is fixedly connected with the first door sill (6).
6. The steel structure movable threshold double-leaf protective airtight door as claimed in claim 5, wherein the sliding seat (82) is fixedly provided with a connecting portion (820), one end of the connecting portion (820) departing from the connection with the sliding seat (82) is fixedly connected with the first threshold (6), and the housing (80) is provided with an installation channel (83) for the connecting portion (820) to move.
7. The steel structure sliding door sill double-leaf protective airtight door as claimed in claim 6, wherein a first bevel gear (84) is sleeved on the screw rod (81), the first bevel gear (84) is fixedly connected with the screw rod, a second bevel gear (85) is meshed on the first bevel gear (84), a rotating shaft (86) is coaxially fixed on the second bevel gear (85), and the rotating shaft (86) penetrates through the shell (80).
8. The steel structure movable threshold double-leaf protective airtight door as claimed in claim 7, wherein a rotating hand wheel (87) is fixedly arranged at one end of the rotating shaft (86) which is far away from the second bevel gear (85).
9. The steel structure live door sill double-leaf protective airtight door as claimed in claim 8, wherein the position of the first bevel gear (84) is placed at a position lower than the middle part of the screw rod (81).
10. The steel structure movable threshold double-leaf protective airtight door as claimed in claim 1 or 2, wherein the protective door (3) is provided with a plurality of locking seats (30) and locking rods (31) penetrating through the locking seats (30), and one surface of the first threshold (6) abutting against the protective door (3) is provided with corresponding locking grooves (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388568.XU CN210738361U (en) | 2019-08-24 | 2019-08-24 | Steel construction threshold biparting protective airtight door that lives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388568.XU CN210738361U (en) | 2019-08-24 | 2019-08-24 | Steel construction threshold biparting protective airtight door that lives |
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| Publication Number | Publication Date |
|---|---|
| CN210738361U true CN210738361U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921388568.XU Active CN210738361U (en) | 2019-08-24 | 2019-08-24 | Steel construction threshold biparting protective airtight door that lives |
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| CN (1) | CN210738361U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227906A (en) * | 2020-12-08 | 2021-01-15 | 中国建筑标准设计研究院有限公司 | Electric double-leaf arched protective door actuating mechanism and control method |
| CN112227904A (en) * | 2020-12-08 | 2021-01-15 | 中国建筑标准设计研究院有限公司 | Manual and electric dual-purpose double-leaf arched protective door and control method |
| CN112227905A (en) * | 2020-12-08 | 2021-01-15 | 中国建筑标准设计研究院有限公司 | Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method |
-
2019
- 2019-08-24 CN CN201921388568.XU patent/CN210738361U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227906A (en) * | 2020-12-08 | 2021-01-15 | 中国建筑标准设计研究院有限公司 | Electric double-leaf arched protective door actuating mechanism and control method |
| CN112227904A (en) * | 2020-12-08 | 2021-01-15 | 中国建筑标准设计研究院有限公司 | Manual and electric dual-purpose double-leaf arched protective door and control method |
| CN112227905A (en) * | 2020-12-08 | 2021-01-15 | 中国建筑标准设计研究院有限公司 | Hand-electric dual-purpose double-leaf vertical-rotation type arched protective door and control method |
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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. |