CN212958263U - Interval contact access door - Google Patents
Interval contact access door Download PDFInfo
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- CN212958263U CN212958263U CN202021496080.1U CN202021496080U CN212958263U CN 212958263 U CN212958263 U CN 212958263U CN 202021496080 U CN202021496080 U CN 202021496080U CN 212958263 U CN212958263 U CN 212958263U
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- fossil fragments
- access door
- door frame
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Abstract
The utility model provides an interval contact passway belongs to passway technical field. The utility model discloses a door frame and access door, the embedded setting of door frame is in the wall body, the inside channel-section steel that is provided with of door frame, the embedded setting of access door is inside the door frame, access door one side is connected with the door frame through world axle, the access door includes door core and panel, the door core includes middle fossil fragments and fossil fragments all around, middle fossil fragments set up at the access door center, middle fossil fragments adopt two U types to bend a make the make-up mode, be provided with the PLASTIC LAMINATED in the middle of the middle fossil fragments, fossil fragments set up at door core border position all around, the panel sets up on door core surface, the utility model discloses effectively improved the structural strength and the fire behavior of access.
Description
Technical Field
The utility model relates to an interval contact passway belongs to passway technical field.
Background
In the subway tunnel, be provided with the division wall between two adjacent passageways, be provided with the contact mouth of two passageways of intercommunication in the division wall, in order to prevent that flame from stretching to another passageway from the contact mouth when certain passageway breaks out a fire, be provided with interval contact passway door in the contact mouth. In the prior art, the interval communication passage door comprises a rectangular door frame and a rectangular door leaf, the door frame is fixed in a partition wall, one side of the door leaf is connected with the door frame through a hinge, the middle part of the other side of the door leaf is connected with the door frame through a lock bolt, and a door closer is arranged between the door frame and the door leaf and can automatically keep the fireproof door in a closed state. Because the wind pressure that produces when the locomotive drives in and drives out in the tunnel is very big (being close to 3500 Pa), so after a period of time, the upper and lower both sides of door leaf can produce the distortion because of receiving the continuous effect of wind pressure, and simultaneously, the set bar also can be destroyed by the wind pressure, leads to the door leaf to open automatically under the wind pressure effect, has the collision danger between door leaf and the locomotive.
The interval connection passage door comprises a door frame, a door body and hardware. The door frame is mostly one-way notch, and the notch side agrees with a synthetic plane with the door body. The door body is divided into a door core and a panel, the door core is composed of surrounding keels and fireproof filling, and the panel is a single-layer steel plate. Spraying the outer surfaces of the door frame and the door body. The door frame and the door body are connected through a hinge, the door body is automatically closed through the door closer, and the door frame is locked after the door body is closed through the lockset.
The existing similar products have the defects of insufficient strength of the door body in the structure, insufficient strength of the keel and easy deformation under high-frequency pressure. Most of the existing products adopt hinges, so that the strength is insufficient and the products are easy to tear.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model discloses an aim at provides an interval contact passway door for it is not enough somebody's time to solve among the prior art structurally to have like product, and fossil fragments are powerful inadequately, produce the deformation easily under high frequency pressure, and current product majority adopts the hinge, and intensity is not enough, easy tearing problem.
In order to achieve the above and other related objects, the present invention provides an interval communication passage door comprising: door frame and passway door, the embedded setting of door frame in the wall body, the inside channel-section steel that is provided with of door frame, the embedded setting of passway door inside the door frame, passway door one side is connected with the door frame through world axle, the passway door includes door core and panel, the door core includes middle fossil fragments and fossil fragments all around, middle fossil fragments set up at the passway door center, middle fossil fragments adopt two U types to bend a make to the knot mode, be provided with the PLASTIC LAMINATED in the middle of the middle fossil fragments, fossil fragments all around set up at door core border position, the panel setting is on door core surface.
By adopting the technical scheme: the channel-section steel is set up to door frame inside, improves the structural strength of door frame, adopts world axle to replace the hinge, and the structural strength that reinforcing access door and door frame are connected has set up middle fossil fragments and fossil fragments all around inside the access door, and middle fossil fragments adopt two U types to bend a make the hasp mode, and the structural strength of reinforcing access door, the inside PLASTIC LAMINATED that is provided with of middle fossil fragments improves the fire behavior of access door.
In an embodiment of the present invention, the upper portion of the access door is connected to the door frame through a door closer.
By adopting the technical scheme: the door closer is arranged, so that the access door can be automatically closed.
In an embodiment of the present invention, the lock is disposed on the back surface of the access door.
By adopting the technical scheme: through setting up the tool to lock, be convenient for lock the access door.
In an embodiment of the present invention, the handle is disposed on one side of the surface of the access door opposite to the top and bottom axes.
By adopting the technical scheme: through setting up the handle, the opening and shutting of access door of being convenient for.
In an embodiment of the present invention, the fire-proof plate is a glass magnesium fire-proof plate.
By adopting the technical scheme: the fireproof plate is made of glass magnesium fireproof plate, and has good fireproof performance and high structural strength.
In an embodiment of the present invention, the panel is a single-layer steel plate.
By adopting the technical scheme: the panel adopts the individual layer steel sheet, improves the structural strength of passway door.
In an embodiment of the present invention, the middle door shaft is further disposed between the door frame and one side of the passage door connected to the door frame through the top-to-bottom shaft.
By adopting the technical scheme: and a middle door shaft is added, so that the connection strength of the passage door and the door frame is ensured.
As described above, the utility model discloses an interval contact passway door has following beneficial effect:
the utility model discloses well inside channel-section steel of addding of door frame improves the structural strength of door frame, adopts world axle to replace the hinge, and the structural strength that reinforcing access door and door frame are connected has set up middle fossil fragments and fossil fragments all around inside the access door, and middle fossil fragments adopt two U types to bend a make the make-up mode, reinforcing access door's structural strength and bending strength, and middle fossil fragments inside is provided with the PLASTIC LAMINATED, improves access door's fire behavior.
Drawings
Fig. 1 is a schematic front view of an inter-zone communication access door according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a back side structure of an inter-zone communication access door according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a section B-B of an inter-zone communication access door according to an embodiment of the present invention.
Fig. 4 is a schematic view of a cross-sectional structure a-a of an inter-zone communication access door according to an embodiment of the present invention.
Wherein, 1, a door frame; 2. a handle; 3. an access door; 4. a door closer; 5. the upper and lower axes; 6. a lock; 7. keel at the periphery; 8. a fire-proof plate; 9. a middle keel; 10. a panel; 11. a door core.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 1 to 4, the present invention provides an interval communication access door, including: door frame 1 and access door 3, the embedded setting of door frame 1 in the wall body, 1 inside channel-section steel that is provided with of door frame, 3 embedded settings of access door inside door frame 1, 3 one sides of access door are connected with door frame 1 through world axle 5, access door 3 includes door core 11 and panel 10, door core 11 includes middle fossil fragments 9 and fossil fragments 7 all around, middle fossil fragments 9 set up at access door 3 center, middle fossil fragments 9 adopt two U types to bend a make to detain the mode, be provided with PLASTIC LAMINATED 8 in the middle of middle fossil fragments 9, fossil fragments 7 set up all around at 11 border positions of door core, panel 10 sets up on 11 surfaces of door core.
The upper part of the passage door 3 is connected with the door frame 1 through a door closer 4.
And a lockset 6 is arranged on the surface of the back surface of the passage door 3.
The surface of the access door 3 is provided with a handle 2 at one side relative to the heaven and earth axis 5.
The fireproof plate 8 is made of glass magnesium fireproof plate.
The panel 10 is a single-layer steel plate.
And a middle door shaft is also arranged between one side of the passage door 3, which is connected with the door frame 1 through the top-to-bottom shaft 5, and the door frame 1.
To sum up, the utility model discloses well inside channel-section steel of addding of door frame improves the structural strength of door frame, adopts world axle to replace the hinge, and the structural strength that reinforcing access door and door frame are connected, the access door is inside to be set up middle fossil fragments and fossil fragments all around, and middle fossil fragments adopt two U types to bend a make the hasp mode, reinforcing access door's structural strength and bending strength, and middle fossil fragments are inside to be provided with the PLASTIC LAMINATED, improve access door's fire behavior. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. A zone communication access door, said zone communication access door comprising: door frame (1) and access door (3), embedded setting of door frame (1) in the wall body, the inside channel-section steel that is provided with of door frame (1), embedded setting of access door (3) inside door frame (1), access door (3) one side is connected with door frame (1) through heaven and earth axle (5), access door (3) are including door core (11) and panel (10), door core (11) are including middle fossil fragments (9) and fossil fragments (7) all around, middle fossil fragments (9) set up at access door (3) center, middle fossil fragments (9) adopt two U types to bend a make the knot formula, be provided with PLASTIC LAMINATED (8) in the middle of middle fossil fragments (9), fossil fragments (7) all around set up at door core (11) border position, panel (10) set up on door core (11) surface.
2. A section communication access door according to claim 1, wherein: the upper part of the passage door (3) is connected with the door frame (1) through a door closer (4).
3. A section communication access door according to claim 1, wherein: and a lockset (6) is arranged on the surface of the back surface of the passage door (3).
4. A section communication access door according to claim 1, wherein: and a handle (2) is arranged on one side of the surface of the access door (3) relative to the heaven and earth axis (5).
5. A section communication access door according to claim 1, wherein: the fireproof plate (8) is made of glass magnesium fireproof plate.
6. A section communication access door according to claim 1, wherein: the panel (10) is a single-layer steel plate.
7. A section communication access door according to claim 1, wherein: and a middle door shaft is also arranged between one side of the passage door (3) connected with the door frame (1) through the top-to-bottom shaft (5) and the door frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021496080.1U CN212958263U (en) | 2020-07-24 | 2020-07-24 | Interval contact access door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021496080.1U CN212958263U (en) | 2020-07-24 | 2020-07-24 | Interval contact access door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212958263U true CN212958263U (en) | 2021-04-13 |
Family
ID=75396600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021496080.1U Active CN212958263U (en) | 2020-07-24 | 2020-07-24 | Interval contact access door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212958263U (en) |
-
2020
- 2020-07-24 CN CN202021496080.1U patent/CN212958263U/en active Active
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