CN212337042U - Movable threshold for protective closed door of interval partition - Google Patents
Movable threshold for protective closed door of interval partition Download PDFInfo
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- CN212337042U CN212337042U CN202020188578.5U CN202020188578U CN212337042U CN 212337042 U CN212337042 U CN 212337042U CN 202020188578 U CN202020188578 U CN 202020188578U CN 212337042 U CN212337042 U CN 212337042U
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- doorsill
- groove
- adhesive tape
- rubber strip
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Abstract
The utility model discloses a movable doorsill for a section partition protective sealing door, which comprises a doorsill main body (1), a bottom rubber strip groove (2), a locking stop block (5) and a track groove component; the horizontal section of the L-shaped threshold main body is provided with a connecting screw hole (101) and is arranged on the lower door frame of the partition door through a bolt; the bottom adhesive tape groove is inverted L-shaped and is fixedly connected to the bottom outside the vertical section of the threshold main body, the lower surface of the bottom adhesive tape groove is flush with the lower surface of the horizontal section of the threshold main body, and an adhesive tape mounting cavity is formed among the threshold main body, the bottom adhesive tape groove and the lower door frame and is filled with a sealing adhesive tape; the locking stop blocks are arranged at the upper part of the inner side of the vertical section of the doorsill main body, and the pair of track groove assemblies are arranged at the bottom of the horizontal section of the doorsill main body and can be embedded into the track grooves of the lower door frame. The utility model discloses can be used to cut off the wall of door frame reservation track groove department under the door, and improve the leakproofness between door leaf and the door frame.
Description
Technical Field
The utility model relates to a protective equipment especially relates to an interval cuts off airtight door of protection and uses movable threshold.
Background
The utility tunnel is exactly the underground city pipeline utility tunnel, builds a tunnel space in the city underground promptly, collects various engineering pipelines such as electric power, communication, gas, heat supply, plumbing in an organic whole, is equipped with special access hole, hoist and mount mouth and monitoring system, implements unified planning, unified design, unified construction and management, is the important infrastructure of guarantee city operation, such as airport tie line interval etc..
In order to ensure the safety in the section, a partition door is usually provided in the section, and since a train track may be provided in the section, a track groove for the track to pass through needs to be reserved on a lower door frame of the partition door in order to not interfere with the track at ordinary times and influence the passage of facilities such as a subway, and thus the sealing performance after the partition door is locked is influenced.
Disclosure of Invention
An object of the utility model is to provide an interval cuts off airtight door of protection and uses movable threshold, can be used for cutting off the wall of door frame reservation track groove department under the door, and improved the leakproofness between door leaf and the door frame.
The utility model discloses a realize like this:
a movable doorsill for an interval partition protective closed door comprises a doorsill main body, a bottom rubber strip groove, a locking stop block and a track groove assembly; the doorsill main body is of an L-shaped structure, a plurality of connecting screw holes are formed in the horizontal section of the doorsill main body at intervals, and the horizontal section of the doorsill main body is fixedly installed on the upper surface of the lower door frame of the partition door through the connecting screw holes through bolts; the bottom adhesive tape groove is of an inverted L-shaped structure and is fixedly connected to the bottom of the outer side of the vertical section of the doorsill main body, and the lower surface of the bottom adhesive tape groove is flush with the lower surface of the horizontal section of the doorsill main body, so that an adhesive tape mounting cavity is formed among the doorsill main body, the bottom adhesive tape groove and the lower door frame, and a sealing adhesive tape is mounted; the locking stop blocks are respectively arranged at the upper part of the inner side of the vertical section of the doorsill main body at intervals, and lock holes are arranged in the locking stop blocks; a pair of track groove components are symmetrically arranged at the bottom of the horizontal section of the doorsill main body, and the track groove components can be embedded into track grooves reserved in the lower door frame in a matching mode.
The track groove component comprises a track groove extension plate, a track groove adhesive tape supporting plate and a track groove steel plate; two ends of the track groove rubber strip supporting plate are respectively connected with the track groove extending plate and the track groove steel plate, so that the track groove assembly forms a U-shaped groove body structure, and a sealing rubber strip is arranged in the U-shaped groove body structure; the track groove extension plate is vertically and fixedly connected to the bottom of the horizontal section of the threshold main body.
The upper end of the rail groove steel plate is matched and attached with the lower end of the bottom rubber strip groove, so that the sealing rubber strip in the U-shaped groove body structure is attached to the sealing rubber strip in the rubber strip installation cavity in a sealing mode.
The outer side of the vertical section of the threshold main body is provided with a bearing plate and an inclined flat steel, and the inclined flat steel is obliquely arranged between the bottom rubber strip groove and the bearing plate.
A plurality of reinforcing rib plates are arranged between the horizontal section and the vertical section of the doorsill body at intervals, and the reinforcing rib plates are perpendicular to the doorsill body.
The two ends of the doorsill main body are of inclined plane structures and are provided with end steel plates in an inclined mode in a matching mode, and the two ends of the doorsill main body are matched and attached to the limiting installation blocks at the two ends of the lower door frame through the end steel plates.
The included angle between the end steel plate and the horizontal plane is 60 degrees.
The bottom of the end steel plate is provided with a positioning groove, and two ends of the sealing rubber strip arranged in the rubber strip mounting cavity are correspondingly embedded in the positioning grooves of the two end steel plates respectively.
And a pair of lifting hooks is arranged on the vertical section of the threshold main body.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model discloses can be when cutting off the door and use the track groove that will advance down the reservation in the door frame through track groove subassembly and seal and fill, ensure that the whole leakproofness of cutting off the door is good.
2. The utility model discloses can inlay the joint strip who adorns through bottom adhesive tape groove and track groove subassembly, improve the leakproofness between door leaf, the door frame to further improve the wall leakproofness that cuts off the door.
3. The utility model discloses a bolt mounting is on door frame down, easy dismounting, swift, matches locking with the door leaf tapered end, has improved the stability of cutting off the door.
Drawings
FIG. 1 is a front view of a movable doorsill for an area partition protective enclosure door of the present invention;
FIG. 2 is a cross-sectional view taken along plane A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1;
FIG. 5 is a cross-sectional view taken along plane C-C of FIG. 4;
fig. 6 is a plan view of the movable doorsill for the section partition protective airtight door of the present invention.
In the figure, 1 threshold main part, 101 connection screw hole, 2 bottom adhesive tape grooves, 3 oblique band steel, 4 bearing plates, 5 shutting dogs, 6 reinforcing rib plates, 7 tip steel plates, 8 lifting hooks, 9 track groove extension plates, 10 track adhesive tape backup pads, 11 track adhesive tape steel plates.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 and 6, a movable threshold for an interval partition protective closed door comprises a threshold main body 1, a bottom rubber strip groove 2, a locking stop block 5 and a rail groove component; referring to fig. 2, the threshold main body 1 is an L-shaped structure, a plurality of connecting screw holes 101 are arranged at intervals on the horizontal section of the threshold main body 1, and the horizontal section of the threshold main body 1 is fixedly installed on the upper surface of the lower door frame of the partition door through the connecting screw holes 101 by bolts; the bottom adhesive tape groove 2 is of an inverted L-shaped structure and is fixedly connected to the bottom of the outer side of the vertical section of the doorsill main body 1, and the lower surface of the bottom adhesive tape groove 2 is flush with the lower surface of the horizontal section of the doorsill main body 1, so that an adhesive tape mounting cavity is formed among the doorsill main body 1, the bottom adhesive tape groove 2 and the lower door frame and is used for mounting a sealing adhesive tape and ensuring the sealing performance of the movable doorsill when the movable doorsill is mounted on the lower door frame; a plurality of locking stop blocks 5 are respectively arranged at the upper part of the inner side of the vertical section of the doorsill main body 1 at intervals, locking holes are arranged in the locking stop blocks 5, and when a door leaf of the partition door is closed, an inner locking tapered end on the inner surface of the door leaf can be inserted into the locking holes of the locking stop blocks 5; referring to fig. 4, a pair of track groove assemblies are symmetrically installed at the bottom of the horizontal section of the doorsill body 1, and the track groove assemblies can be embedded in the track grooves reserved in the lower door frame in a matching manner.
Referring to fig. 4 and 5, the track groove assembly includes a track groove extension plate 9, a track groove rubber strip support plate 10 and a track groove steel plate 11; the two ends of the track groove rubber strip supporting plate 10 are respectively connected with the track groove extending plate 9 and the track groove steel plate 11, so that the track groove assembly forms a U-shaped groove body structure, and a sealing rubber strip is arranged in the U-shaped groove body structure; the track groove extension plate 9 is vertically and fixedly connected to the bottom of the horizontal section of the doorsill main body 1, and the track groove component can be used for matching, filling, reinforcing and sealing between tracks and track grooves reserved in the lower door frame, so that the installation reliability and the sealing performance among the lower door frame, the door leaf and the movable doorsill are ensured.
The upper end of the track groove steel plate 11 is matched and attached with the lower end of the bottom rubber strip groove 2, so that the sealing rubber strips in the U-shaped groove body structure are attached to the sealing rubber strips in the rubber strip installation cavity in a sealing mode, and the sealing performance of the rubber strips is further improved.
The vertical section outside of threshold main part 1 be equipped with bearing plate 4 and oblique band steel 3, 3 slopes of oblique band steel set up between bottom adhesive tape groove 2 and bearing plate 4, the bottom of door leaf set up the sealing strip be used for with the door frame between sealed, when the door leaf was closed, this sealing strip can block just and put between bearing plate 4 and oblique band steel 3, can fix the sealing strip, ensure that the sealing strip is compacted, thereby ensure the sealing between door leaf and the door frame, 3 oblique band steel that the tilt up set up can effectively prevent that the sealing strip from deviating from.
The reinforcing rib plates 6 are arranged between the horizontal section and the vertical section of the threshold main body 1 at intervals, the reinforcing rib plates 6 are perpendicular to the threshold main body 1, the strength of the threshold main body 1 can be effectively improved, and in order to avoid interference on installation of bolts of the threshold main body 1, the reinforcing rib plates 6 are arranged to be staggered with the connecting screw holes 101.
Both ends of the threshold main body 1 are of inclined plane structures and are provided with end steel plates 7 which are obliquely arranged in a matching mode, and both ends of the threshold main body 1 are matched and attached with limiting installation blocks at both ends of a lower door frame through the end steel plates 7, so that the stability, the accuracy and the sealing performance of the threshold main body 1 are ensured.
Preferably, the included angle between the end steel plate 7 and the horizontal plane is 60 degrees.
Referring to fig. 3, the bottom of the end steel plate 7 is provided with a positioning groove 71, and two ends of the sealing rubber strip arranged in the rubber strip installation cavity are correspondingly embedded in the positioning grooves 71 of the two end steel plates 7, so that the installation stability of the rubber strip can be ensured, and the sealing performance of the rubber strip is ensured to be good.
The vertical section of the threshold body 1 is provided with a pair of lifting hooks 8, so that the lifting and the installation are convenient.
When the partition door needs to be closed, the horizontal section of the threshold main body 1 is fixedly installed on a lower door frame of the partition door through a connecting screw hole by bolts and is located between limiting installation blocks at two ends of the lower door frame, the connecting screw hole is reserved in a corresponding position on the lower door frame, so that the threshold main body 1 is quickly and accurately installed, the gap between the movable threshold and the upper surface of the lower door frame is not more than 2mm after installation, and the gap between the end steel plate 7 and the limiting installation blocks is not more than 1 mm. Meanwhile, the sealing rubber strip is embedded at the outer side of the bottom of the threshold main body 1 through the bottom rubber strip groove 2, so that the sealing rubber strip can seal an installation surface when the threshold main body 1 is installed on a lower door frame, the track groove component is embedded in a track groove reserved in the lower door frame when the threshold main body 1 is installed, the side section of the track groove component is of a U-shaped groove body structure, the sealing rubber strip is embedded in the track groove, the sealing effect on the track groove is achieved, and the plane structure shape of a main viewing surface of the track groove component can be adjusted according to the structure of the track groove; meanwhile, the sealing strip at the bottom of the door leaf is tightly pressed between the bearing plate 4 and the inclined flat steel 3, so that the sealing performance of the bottom of the door leaf and the bottom of the door frame is ensured. After the door leaf is closed, the lock head of the internal locking structure arranged on the door leaf is inserted into the lock hole reserved in the locking stop block 5, so that the reliable locking of the door leaf is ensured.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides an interval cuts off airtight door of protection and uses movable threshold, characterized by: the doorsill comprises a doorsill main body (1), a bottom adhesive tape groove (2), a locking stop block (5) and a rail groove component; the doorsill main body (1) is of an L-shaped structure, a plurality of connecting screw holes (101) are formed in the horizontal section of the doorsill main body (1) at intervals, and the horizontal section of the doorsill main body (1) is fixedly installed on the upper surface of the lower door frame of the partition door through the connecting screw holes (101) through bolts; the bottom adhesive tape groove (2) is of an inverted L-shaped structure and is fixedly connected to the bottom of the outer side of the vertical section of the doorsill main body (1), and the lower surface of the bottom adhesive tape groove (2) is flush with the lower surface of the horizontal section of the doorsill main body (1), so that an adhesive tape mounting cavity is formed among the doorsill main body (1), the bottom adhesive tape groove (2) and the lower door frame, and a sealing adhesive tape is mounted; a plurality of locking stop blocks (5) are respectively arranged at the upper part of the inner side of the vertical section of the doorsill main body (1) at intervals, and lock holes are arranged in the locking stop blocks (5); the pair of track groove components are symmetrically arranged at the bottom of the horizontal section of the doorsill main body (1), and can be embedded in the track grooves reserved in the lower door frame in a matching mode.
2. The movable doorsill for an area partition protective closing door according to claim 1, wherein: the track groove component comprises a track groove extension plate (9), a track groove rubber strip support plate (10) and a track groove steel plate (11); two ends of the track groove rubber strip supporting plate (10) are respectively connected with the track groove extending plate (9) and the track groove steel plate (11), so that the track groove component forms a U-shaped groove body structure, and a sealing rubber strip is arranged in the U-shaped groove body structure; the rail groove extension plate (9) is vertically and fixedly connected to the bottom of the horizontal section of the threshold main body (1).
3. The movable doorsill for an area partition protective closing door according to claim 2, wherein: the upper end of the rail groove steel plate (11) is matched and attached with the lower end of the bottom rubber strip groove (2), so that the sealing rubber strip in the U-shaped groove body structure is attached to the sealing rubber strip in the rubber strip installation cavity in a sealing mode.
4. The movable doorsill for an area partition protective closing door according to claim 1, wherein: the outer side of the vertical section of the threshold main body (1) is provided with a bearing plate (4) and an inclined flat steel (3), and the inclined flat steel (3) is obliquely arranged between the bottom adhesive tape groove (2) and the bearing plate (4).
5. The movable doorsill for an area partition protective closing door according to claim 1, wherein: a plurality of reinforcing rib plates (6) are arranged between the horizontal section and the vertical section of the threshold main body (1) at intervals, and the reinforcing rib plates (6) are perpendicular to the threshold main body (1).
6. The movable doorsill for an area partition protective closing door according to claim 1, wherein: the two ends of the doorsill main body (1) are of inclined plane structures and are provided with end steel plates (7) which are obliquely arranged in a matching mode, and the two ends of the doorsill main body (1) are matched and attached to limiting installation blocks at the two ends of the lower door frame through the end steel plates (7).
7. The movable doorsill for an area partition protective closing door as claimed in claim 6, wherein: the included angle between the end steel plate (7) and the horizontal plane is 60 degrees.
8. The movable doorsill for the partition protection sealing door according to claim 6 or 7, wherein: the bottom of the end steel plate (7) is provided with a positioning groove (71), and the two ends of the sealing rubber strip arranged in the rubber strip mounting cavity are correspondingly embedded in the positioning grooves (71) of the two end steel plates (7) respectively.
9. The movable doorsill for an area partition protective closing door according to claim 1, wherein: the vertical section of the threshold main body (1) is provided with a pair of lifting hooks (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188578.5U CN212337042U (en) | 2020-02-20 | 2020-02-20 | Movable threshold for protective closed door of interval partition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188578.5U CN212337042U (en) | 2020-02-20 | 2020-02-20 | Movable threshold for protective closed door of interval partition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212337042U true CN212337042U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020188578.5U Active CN212337042U (en) | 2020-02-20 | 2020-02-20 | Movable threshold for protective closed door of interval partition |
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| Country | Link |
|---|---|
| CN (1) | CN212337042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352172A (en) * | 2022-01-18 | 2022-04-15 | 河南五建建设集团有限公司 | Subway entrance and exit field line flood gate system |
-
2020
- 2020-02-20 CN CN202020188578.5U patent/CN212337042U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352172A (en) * | 2022-01-18 | 2022-04-15 | 河南五建建设集团有限公司 | Subway entrance and exit field line flood gate system |
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