CN213297597U - Door opening device for building fireproof evacuation door - Google Patents
Door opening device for building fireproof evacuation door Download PDFInfo
- Publication number
- CN213297597U CN213297597U CN202021055864.0U CN202021055864U CN213297597U CN 213297597 U CN213297597 U CN 213297597U CN 202021055864 U CN202021055864 U CN 202021055864U CN 213297597 U CN213297597 U CN 213297597U
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- door
- fire
- fixed
- motor
- convex
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- Expired - Fee Related
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Abstract
The utility model discloses a building fire prevention escape door opening device, including the door frame, it has fire door to articulate through the articulated shaft outward for the door frame, the upper end external surface of door frame is fixed with the support shell, the side fixed surface has the motor in the support shell, motor lower extreme drive shaft terminal surface is fixed with turns over the strip, turn over one side lower fixed surface of strip and be fixed with convex circle axle, fire door's external surface is fixed with the bar seat, establish the convex slide in the bar seat, in the convex slide of bar seat is slided to convex circle axle, turns over the convex circle axle that the strip upset slided in the bar seat through adopting motor drive, can turn over fast and prevent fire door, its mechanism is simple, and is with low costs to external structure assembly, convenient to install and use.
Description
Technical Field
The utility model relates to a building door field, more specifically say, relate to a building fire prevention escape door opening door device.
Background
An approval laboratory is designated by the ministry of economy of the department of fire protection, the fire-proof test method of the fire-proof door is tested to be qualified according to the national standard GB _ 12955-plus 2008 of the new version fire-proof door, which is implemented from 1 month and 1 day in 2009, and a verified login certificate and an authorized identifier which are issued by the ministry of economy standard inspection bureau are obtained and called as the fire-proof door;
the fire-fighting evacuation device is used for fire-fighting evacuation of buildings, the existing fire-proof door is opened by using the automatic opening device, the door can be automatically controlled to be opened, evacuation is convenient, and the door opening device in the prior art is complex in mechanism, high in cost and inconvenient to assemble.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a building fire prevention escape door opening door device turns over the smooth convex round axle in the bar seat of strip upset through adopting motor drive, can turn over fast and open fire door, and its mechanism is simple, and is with low costs to external structure assembly, the installation of being convenient for is used.
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a building fire prevention escape door opening device, includes the door frame, it has fire door to articulate through the articulated shaft outward for the door frame, the upper end external surface mounting of door frame has the support shell, the inboard fixed surface of support shell has the motor, motor lower extreme drive shaft terminal surface is fixed with turns over the strip, turn over one side lower fixed surface of strip and have convex circle axle, fire door's external surface mounting has the bar seat, establish the convex slide in the bar seat, in the convex slide of convex circle axle cunning bar seat, turn over the convex circle axle that the strip upset slided in the bar seat through adopting motor drive, can turn over fast and open fire door, its mechanism is simple, and is with low costs to external structure assembly, the installation and use of being convenient for.
Furthermore, the motor is fixed on the inner side surface of the supporting shell through bolts, so that the motor is convenient to mount.
Furthermore, the support shell is externally provided with mounting feet, the mounting feet are fixed outside the door frame through bolts, and the support shell is convenient to mount.
Furthermore, the installation feet are distributed at four corners of the supporting shell, and the supporting shell can be firmly installed through four-point installation bolts.
Furthermore, an opening is formed in the lower side of the opening face of the supporting shell, the driving shaft of the motor slides into the inner side surface of the supporting shell through the opening, and the driving shaft can slide into the supporting shell along the opening during assembly of the motor, so that the motor can be conveniently installed.
Compared with the prior art, the utility model has the advantages of:
(1) the fire door can be quickly opened by driving the turning strip to turn over the convex round shaft sliding in the strip seat by adopting the motor, the mechanism is simple, the cost is low, and the external structure is assembled, so that the fire door is convenient to install and use.
(2) The motor passes through the bolt fastening at the inboard surface of support shell, the installation of the motor of being convenient for.
(3) The support shell is externally provided with mounting feet, the mounting feet are fixed outside the door frame through bolts, and the support shell is convenient to install.
(4) The installation foot distributes in four angles that support the shell, and the accessible four point construction bolt supports the shell installation firmly.
(5) The opening side lower side of the supporting shell is provided with an opening, the driving shaft of the motor slides into the inner side surface of the supporting shell through the opening, and the driving shaft can slide into the supporting shell along the opening during the assembly of the motor, so that the motor can be conveniently installed.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side sectional view of the overall structure of the present invention;
fig. 3 is a back view of the support case of the present invention.
The reference numbers in the figures illustrate:
1 door frame, 2 articulated shafts, 3 fireproof doors, 4 supporting shells, 40 motors, 41 turning strips, 42 convex round shafts, 30 strip-shaped seats, 31 convex slideways, 32 convex round shafts, 400 mounting feet and 401 gaps.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a door opening device for a fire-proof evacuation door of a building comprises a door frame 1, a fire-proof door 3 is hinged outside the door frame 1 through a hinge shaft 2, a support shell 4 is fixed on the outer surface of the upper end of the door frame 1, a motor 40 is fixed on the inner surface of the support shell 4, a turning strip 41 is fixed on the end surface of a drive shaft at the lower end of the motor 40, a convex round shaft 42 is fixed on the lower surface of one side of the turning strip 41, a strip-shaped seat 30 is fixed on the outer surface of the fire-proof door 3, a convex slideway 31 is arranged in the strip-shaped seat 30, and.
Referring to fig. 1-3, the motor 40 is fixed on the inner side surface of the supporting shell 4 through bolts, so that the motor 40 can be conveniently installed, the mounting feet 400 are arranged outside the supporting shell 4, the mounting feet 400 are fixed outside the door frame 1 through bolts, the supporting shell 4 is convenient to install, the mounting feet 400 are distributed at four corners of the supporting shell 4, the bolts can be installed through four points, the supporting shell 4 is firmly installed, a notch 401 is arranged on the lower side of an opening surface of the supporting shell 4, a driving shaft of the motor 40 slides into the inner side surface of the supporting shell 4 through the notch 401, and the driving shaft can slide into the supporting shell 4 along the notch 401 during the assembly of the motor 40, so that the motor 40 can.
When the fireproof door is used, the supporting shell 4 is fixed on the outer surface of the upper end of the door frame 1, the motor 40 is fixed on the inner side surface of the supporting shell 4, the turning strip 41 is fixed on the end face of the driving shaft at the lower end of the motor 40, the convex round shaft 42 is fixed on the lower surface of one side of the turning strip 41, the strip-shaped seat 30 is fixed on the outer surface of the fireproof door 3, the convex slideway 31 is arranged in the strip-shaped seat 30, the convex round shaft 42 slides into the convex slideway 31 of the strip-shaped seat 30, the turning strip 41 is driven to turn by the motor 40, the convex round shaft 42 can be driven to turn over the slideway in the convex slideway 31 in the strip-shaped seat 30, the fireproof door 3 can be turned over against the fireproof door, and when the fireproof door is closed, the motor 40 drives the turning strip 41 to turn back (the motor 40 is a forward.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a building fire prevention escape door opening door device, includes door frame (1), its characterized in that: door frame (1) is articulated outward through articulated shaft (2) and is had fire door (3), the upper end external fixed surface of door frame (1) has support shell (4), support shell (4) inboard fixed surface has motor (40), motor (40) lower extreme drive shaft terminal surface is fixed with turns over strip (41), one side lower fixed surface that turns over strip (41) has convex round axle (42), the external fixed surface that prevents fire door (3) has bar seat (30), establish convex slide (31) in bar seat (30), convex round axle (42) slide into in convex slide (31) of bar seat (30).
2. The door opening device for the fire-proof evacuation door of a building of claim 1, wherein: the motor (40) is fixed on the inner side surface of the support shell (4) through bolts.
3. The door opening device for the fire-proof evacuation door of a building of claim 1, wherein: the supporting shell (4) is externally provided with a mounting foot (400), and the mounting foot (400) is fixed outside the door frame (1) through a bolt.
4. The door opening device for the fire-proof evacuation door of a building of claim 3, wherein: the mounting feet (400) are distributed at four corners of the supporting shell (4).
5. The door opening device for the fire-proof evacuation door of a building of claim 1, wherein: and a notch (401) is formed in the lower side of the opening surface of the supporting shell (4), and a driving shaft of the motor (40) slides into the inner side surface of the supporting shell (4) through the notch (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055864.0U CN213297597U (en) | 2020-06-10 | 2020-06-10 | Door opening device for building fireproof evacuation door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055864.0U CN213297597U (en) | 2020-06-10 | 2020-06-10 | Door opening device for building fireproof evacuation door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213297597U true CN213297597U (en) | 2021-05-28 |
Family
ID=76017731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021055864.0U Expired - Fee Related CN213297597U (en) | 2020-06-10 | 2020-06-10 | Door opening device for building fireproof evacuation door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213297597U (en) |
-
2020
- 2020-06-10 CN CN202021055864.0U patent/CN213297597U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |