CN211473891U - 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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- CN211473891U CN211473891U CN201922075006.6U CN201922075006U CN211473891U CN 211473891 U CN211473891 U CN 211473891U CN 201922075006 U CN201922075006 U CN 201922075006U CN 211473891 U CN211473891 U CN 211473891U
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- door
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- stop block
- steel structure
- sealing door
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Abstract
The utility model discloses a steel construction threshold biparting protection sealing door alive relates to the technical field of sealing door. The technical key points are as follows: including the door frame, the door frame includes horizontal frame and two muntin, establish two door bodies in the door frame, two door bodies articulate respectively in the muntin, and door body unidirectional rotation, a serial communication port, the bottom surface one side that is close to the two door bodies has seted up flutedly, on the direction of the horizontal frame of perpendicular to and the direction that is on a parallel with horizontal frame, the projection of the vertical ascending side of recess all is greater than the projection of the vertical direction of a body, the embedded dog that is equipped with of recess, the caulking groove has been seted up along the direction that is on a parallel with horizontal frame to the dog, the width of caulking groove equals the thickness of a body, it all is equipped with elevating gear to lie in one side that two muntin. The groove and the stop block are arranged, the stop block is lifted through the lifting device, the door body is limited, and the device is simple in structure and convenient to operate.
Description
Technical Field
The utility model relates to a sealing door device's technical field, more specifically says, it relates to a steel construction threshold biparting protection sealing door alive.
Background
The protective airtight door can block shock waves and meet the corresponding resistance requirement. Although the steel structure door is relatively high in price and relatively poor in early nuclear radiation prevention performance, the steel structure door is light in self weight and flexible in opening and closing, and therefore the steel structure door is usually used for vehicle entrances and exits with relatively large sizes. The steel protective airtight door adopts a side-hung type. The door is divided according to the number of the door leaves, and the door is a single-leaf civil air defense door or a double-leaf civil air defense door. Single doors are typically used for smaller size passenger access and double doors are typically used for larger size vehicle access. The steel protective sealed door is divided according to whether a threshold is arranged at the opening, and comprises three types of fixed thresholds, movable thresholds and door leaf falling types.
A protective airtight door structure of a movable threshold is disclosed in chinese patent publication No. CN 207033249U. The door comprises a wall body, a door leaf, a locking bolt, an embedded part, a hinge and a concrete structure; a doorway is arranged on the wall body; the door leaf is hinged with the wall body through a hinge; the bottom of the door leaf is provided with a movable threshold; the movable doorsill is arranged on the concrete structure; the upper surface of the concrete structure is provided with a groove; a high-strength steel base plate is arranged in the groove; the high-strength steel base plate is fixed on the concrete structure through an embedded part; the movable doorsill is in a cuboid shape; at least two positioning devices are arranged on the side wall of the movable threshold; a positioning groove matched with the positioning block is formed in the surface of the door leaf; the positioning groove extends along the height direction; the positioning blocks are inserted into the corresponding positioning grooves; the side surface of the movable threshold is pressed against the end surface of the door leaf; the top surface of the movable threshold is provided with a through hole; the high-strength steel base plate is provided with a threaded hole; the locking bolt penetrates through the through hole and then is in threaded connection with the threaded hole; the door leaf is used for sealing the door opening, when the movable doorsill is installed, the positioning block is aligned to the positioning groove, then the movable doorsill slides downwards to the bottom, the through hole is automatically aligned to the threaded hole, and the movable doorsill is locked by the locking bolt; the movable doorsill with the structure reduces the installation difficulty, and greatly improves the installation efficiency of the movable doorsill.
The defects of the prior art are that a valve switch of the protective door is fixedly connected with the protective door, the protective door can be easily opened by utilizing the valve switch, if the valve is opened by mistake under the condition that the valve is not allowed, property closed in the protective door is lost, and great potential safety hazards exist.
Disclosure of Invention
Aiming at the defects in the prior art, one of the purposes of the invention is to provide a steel structure movable threshold double-leaf protective sealing door, through the arranged groove and the stop block embedded in the groove, the stop block can be pulled to move through a lifting device, a limiting effect can be performed on a door body, the condition of door body movement is effectively reduced, and the device is simple in structure and convenient to operate.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a steel construction threshold bi-leaf protection sealing door that lives, includes the door frame, the door frame includes horizontal frame and two munitions, establish two door bodies in the door frame, two the door body articulate respectively in the munnion, just door body unidirectional rotation is close to bottom surface one side of the door body has seted up the recess, along the perpendicular to the direction of horizontal frame with be on a parallel with in the direction of horizontal frame, the projection in the vertical side of recess all is greater than the projection of the vertical direction of the door body, the embedded dog that is equipped with of recess, the dog is along being on a parallel with the caulking groove has been seted up to the direction of horizontal frame, the width of caulking groove equals the thickness of the door body is located two the munnion deviates from one side and all is equipped with elevating gear, the elevating gear output connect in the dog.
Through adopting above-mentioned technical scheme, recess and the dog that sets up realize going up and down to the dog through the elevating gear who sets up, come to carry on spacingly to the door body, device simple structure, the operation of being convenient for.
The present invention in a preferred example may be further configured to: the lifting device comprises two convex blocks arranged on one sides, deviating from each other, of the vertical frames, connecting rods are connected to the convex blocks in a hinged mode, connecting pieces are connected to two ends of each connecting rod, one end of each connecting rod is connected to the corresponding stop block through the corresponding connecting piece, the other end of each connecting rod is connected to the driving device through the corresponding connecting piece, and the driving device is an air cylinder.
Through adopting above-mentioned technical scheme, through the connecting rod that the articulated set up, utilize the principle of lever to go up and down to the dog, will exert force point and pin joint put in dog one side, can not influence holistic structural stability.
The present invention in a preferred example may be further configured to: the connecting piece is universal joint and connecting block, connecting block one end connect in universal joint and the other end connect in the dog.
Through adopting above-mentioned technical scheme, can change the direction of force through the universal joint that sets up, can be more reasonable carry out the application of force to the connecting rod, simple structure is convenient for operate.
The present invention in a preferred example may be further configured to: the connecting block is in threaded connection with the stop block.
Through adopting above-mentioned technical scheme, the threaded connection of connecting block and dog can also conveniently be dismantled when guaranteeing the stability of connecting, avoids influencing holistic work because of local damage.
The present invention in a preferred example may be further configured to: the universal joint is detachably connected with the connecting block.
Through adopting above-mentioned technical scheme, the universal joint is connected with dismantling of connecting block, and convenient the change can not influence the holistic use of device.
The present invention in a preferred example may be further configured to: an embedded part is arranged in the groove, the embedded part is fixedly connected with the groove, and the inner side surface of the embedded part is in sliding connection with the outer surface of the stop block.
By adopting the technical scheme, the arranged embedded part is fixedly connected with the groove, the sliding obstruction of the stop block can be reduced by the arrangement of the embedded part, and impurities entering the groove can be reduced by the arranged embedded part.
The present invention in a preferred example may be further configured to: the inner surface of the stop block is provided with at least one convex strip, and the outer surface of the door body is correspondingly provided with a sliding groove.
Through adopting above-mentioned technical scheme, set up sand grip and spout and can provide the effect of a direction to the removal of baffle, can be comparatively steady at the in-process that removes.
The present invention in a preferred example may be further configured to: and the lifting device is also provided with a shell which can wrap the lifting device, and one side of the shell is provided with an access door.
Through adopting above-mentioned technical scheme, the shell of setting can prevent that inside from getting into the dust, carries out a clear protection to inside, and the access door of setting is convenient overhauls.
In summary, the invention includes at least one of the following beneficial technical effects:
1. by adopting the technical scheme, the arranged groove and the arranged stop block realize lifting of the stop block through the arranged lifting device so as to limit the door body, and the device has a simple structure and is convenient to operate;
2. by adopting the technical scheme, the connecting rod is hinged, the stop block is lifted by utilizing the lever principle, and the force application point and the hinge point are arranged on one side of the stop block, so that the structural stability of the whole body is not influenced; the direction of force can be changed through the universal joint that sets up, can be more reasonable carry out the application of force to the connecting rod, and simple structure is convenient for operate.
Drawings
Fig. 1 is a schematic view of the overall mechanism of the present invention.
Fig. 2 is a schematic diagram of a part of the structure of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure, 1, a door frame 101, a transverse frame 102, a vertical frame 2, a door body 3, a stop dog 4, an embedded groove 5, a lifting device 51, a lug 52, a connecting rod 53, a connecting piece 531, a universal joint 532, a connecting block 54, a cylinder 6, an embedded part 7, a convex strip 8, a sliding groove 9, a shell 10 and an access door.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, fig. 2 and fig. 3, the steel structure movable threshold double-leaf protective sealing door disclosed by the present invention is provided. Including door frame 1, door frame 1 includes horizontal frame 101 and two muntin 102, establish two door bodies 2 in the door frame 1, two door bodies 2 articulate respectively in muntin 102, and door body 2 unidirectional rotation, bottom surface one side that is close to door body 2 is seted up flutedly (not shown in the figure), in the direction of the horizontal frame 101 of perpendicular to and the direction that is on a parallel with horizontal frame 101, the projection of the vertical ascending side of recess all is greater than the projection of the 2 vertical directions of the door body, the embedded dog 3 that is equipped with of recess, caulking groove 4 has been seted up along the direction that is on a parallel with horizontal frame 101 to dog 3, the width of caulking groove 4 equals the thickness of the door body 2, it all is equipped with elevating gear 5 to lie in two muntin 102 one side of backing off the. The groove and the stop block 3 are arranged, the stop block 3 is lifted through the lifting device 5, the door body 2 is limited, and the device is simple in structure and convenient to operate.
As shown in fig. 2 and 3, the lifting device 5 includes two mullions 102, each mullion 102 is provided with a protruding block 51 at one side thereof, the protruding blocks 51 are hinged to a connecting rod 52, two ends of the connecting rod 52 are connected to connecting pieces 53, one end of the connecting rod 52 is connected to the stop block 3 through the connecting piece 53, the other end of the connecting rod 52 is connected to a driving device through the connecting piece 53, and the driving device is a cylinder 54. Through the articulated connecting rod 52 that sets up, utilize the principle of lever to go up and down to dog 3, put dog 3 one side with point of application of force and pin joint, can not influence holistic structural stability. The connecting member 53 is a universal joint 531 and a connecting block 532, one end of the connecting block 532 is connected to the universal joint 531, and the other end is connected to the stopper 3. The direction of force can be changed through the universal joint 531, so that the force can be applied to the connecting rod 52 more reasonably, and the structure is simple and convenient to operate. The connecting block 532 is in threaded connection with the block 3. The threaded connection of the connecting block 532 and the stop block 3 can ensure the stability of connection and can be conveniently detached at the same time, and the influence on the whole work due to local damage is avoided. Universal joint 531 is removably connected to connection block 532. The universal joint 531 is detachably connected with the connecting block 532, so that the universal joint is convenient to replace and the use of the whole device is not influenced.
As shown in fig. 1 and 2, an embedded part 6 is arranged in the groove, the embedded part 6 is fixedly connected with the groove, and the inner side surface of the embedded part 6 is slidably connected with the outer surface of the stop block 3. The embedded part 6 is fixedly connected with the groove, the block 3 can be prevented from sliding due to the embedded part 6, and impurities entering the groove can be reduced due to the embedded part 6. The inner surface of the stop block 3 is provided with at least one convex strip 7, and the outer surface of the door body 2 is correspondingly provided with a sliding groove 8. Set up sand grip 7 and spout 8 and can provide the effect of a direction to the removal of dog 3, can be comparatively steady at the in-process that removes. And a shell 9 capable of wrapping the lifting device 5 is additionally arranged, and one side of the shell 9 is provided with an access door 10. The shell 9 of setting can prevent that inside from getting into the dust, carries out a clear protection to inside, and the access door 10 of setting is convenient for overhauing.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The steel structure movable threshold double-leaf protective sealing door comprises a door frame (1), wherein the door frame (1) comprises a transverse frame (101) and two vertical frames (102), two door bodies (2) are arranged in the door frame (1), the two door bodies (2) are respectively hinged to the vertical frames (102), and the door bodies (2) rotate in a single direction, and the steel structure movable threshold double-leaf protective sealing door is characterized in that one side, close to the bottom surface of the door bodies (2), is provided with a groove, the direction perpendicular to the transverse frame (101) and the direction parallel to the transverse frame (101) are along, the projection in the vertical direction of the groove is larger than that of the vertical direction of the door bodies (2), a stop block (3) is embedded in the groove, the stop block (3) is provided with an embedded groove (4) along the direction parallel to the transverse frame (101), the width of the embedded groove (4) is equal to the thickness of the door bodies (2), and lifting devices (5) are arranged on the opposite sides of the two vertical, the output end of the lifting device (5) is connected with the stop block (3).
2. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 1, wherein the lifting device (5) comprises two vertical frames (102) each having a protrusion (51) on one side facing away from each other, a connecting rod (52) is hinged to the protrusions (51), connecting members (53) are connected to both ends of the connecting rod (52), one end of the connecting rod (52) is connected to the stop block (3) through the connecting member (53), the other end of the connecting rod (52) is connected to a driving device through the connecting member (53), and the driving device is a cylinder (54).
3. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 2, wherein the connecting member (53) is a universal joint (531) and a connecting block (532), one end of the connecting block (532) is connected to the universal joint (531) and the other end is connected to the stop block (3).
4. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 3, wherein the connecting block (532) is in threaded connection with the stop block (3).
5. The steel structure live door sill double-leaf protective sealing door as claimed in claim 3, wherein the universal joint (531) is detachably connected with the connecting block (532).
6. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 1, wherein an embedded part (6) is arranged in the groove, the embedded part (6) is fixedly connected with the groove, and the inner side surface of the embedded part (6) is slidably connected with the outer surface of the stop block (3).
7. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 4, wherein the inner surface of the stop block (3) is provided with at least one convex strip (7), and the outer surface of the door body (2) is correspondingly provided with a sliding groove (8).
8. The steel structure movable threshold double-leaf protective sealing door as claimed in claim 1, wherein a shell (9) capable of wrapping the lifting device (5) is further provided, and an access door (10) is provided at one side of the shell (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922075006.6U CN211473891U (en) | 2019-11-26 | 2019-11-26 | Steel construction threshold biparting protection sealing door that lives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922075006.6U CN211473891U (en) | 2019-11-26 | 2019-11-26 | Steel construction threshold biparting protection sealing door that lives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211473891U true CN211473891U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922075006.6U Active CN211473891U (en) | 2019-11-26 | 2019-11-26 | Steel construction threshold biparting protection sealing door that lives |
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| Country | Link |
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| CN (1) | CN211473891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776188A (en) * | 2022-04-29 | 2022-07-22 | 广东宏安丰人防工程有限公司 | Easy dismounting's threshold formula people's air defense door alive |
-
2019
- 2019-11-26 CN CN201922075006.6U patent/CN211473891U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776188A (en) * | 2022-04-29 | 2022-07-22 | 广东宏安丰人防工程有限公司 | Easy dismounting's threshold formula people's air defense door alive |
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