CN114541897A - Fireproof door braking device - Google Patents
Fireproof door braking device Download PDFInfo
- Publication number
- CN114541897A CN114541897A CN202210115775.8A CN202210115775A CN114541897A CN 114541897 A CN114541897 A CN 114541897A CN 202210115775 A CN202210115775 A CN 202210115775A CN 114541897 A CN114541897 A CN 114541897A
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- CN
- China
- Prior art keywords
- door
- piece
- sleeve
- brake
- door handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001179 sorption measurement Methods 0.000 claims abstract description 24
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 13
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/44—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a device carried on the wing for frictional or like engagement with a fixed flat surface, e.g. for holding wings open or closed by retractable feet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a fireproof door braking device, which comprises a door handle, wherein the middle part of the door handle is rotationally connected with a fireproof door, and the first end of the door handle is sequentially connected with a traction piece and a braking rod; the lower part of the fireproof door is provided with a door wrap angle, a sleeve is fixedly connected to the door wrap angle, the brake rod penetrates through the sleeve in a sliding mode from top to bottom, an end cover is adjustably and fixedly arranged on the sleeve, a stopping piece is fixedly arranged on the lower part of the end cover on the brake rod, an elastic piece is arranged on the brake rod between the stopping piece and the end cover, and two ends of the elastic piece are respectively abutted against the end cover and the stopping piece; the lower end of the brake rod is connected with an adsorption piece which can be adsorbed on a ship deck or the ground; turning the handle downward causes the brake lever to move the suction member away from the boat deck or the ground. The fireproof door braking device can realize the braking of any opening and closing angle of the fireproof door after the door closer is installed in the ship building process, keep the state of the cabin door and facilitate the entrance and exit of personnel.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a fireproof door braking device.
Background
In the navigation test stage in the ship building process, the installation of the fireproof equipment must meet the standard, and according to the ship building process standard and the ship inspection standard, a door closer must be installed on the A-level and above fireproof doors, and the tightness of the doors directly influences whether the whole ship fireproof system is reliable or not. After the door closer is installed on the fireproof door in the construction process, a series of constructions such as outfitting, pipelines, cables and the like in the cabin are carried out, the cabin and the channel need to be frequently accessed in and out in the construction process, and in order to reduce the trouble of frequently opening the door, the prior art generally uses two methods: firstly, a hinge is clamped by a tool, so that a door cannot be closed, the method is very easy to cause the deformation of the hinge and a door leaf, so that a fireproof door cannot be closed tightly, the hinge and the door leaf need to be adjusted to eliminate the deformation, the original state is difficult to adjust again after the hinge and the door leaf are deformed for many times, the door leaf needs to be replaced, the opening and closing of a cabin door after the door leaf is deformed are not controlled, and the closing plate can be damaged due to too large opening force; the second method is to remove a portion of the door closer directly, which makes it easy to remove the remaining door closer rod to break the door and the closure plate and to fail the installation specification. Both methods can damage equipment or parts, and the replacement and maintenance of door leaves, hinges or sealing plates can directly increase the material cost and the labor cost, thereby causing unnecessary economic loss.
Disclosure of Invention
The invention aims to provide a fireproof door braking device, which solves the technical problems that: the fire door in the prior art adopts the problem that equipment and parts are damaged and the cost is increased caused by the fact that a foreign body is blocked or a door closer is directly dismounted.
In order to achieve the above purpose, the present invention provides a fireproof door braking device, comprising a door handle, wherein the middle part of the door handle is rotatably connected with a fireproof door, and a first end of the door handle is sequentially connected with a traction piece and a brake rod;
the lower part of the fireproof door is provided with a door wrap angle, a sleeve is fixedly connected to the door wrap angle, the brake rod penetrates through the sleeve in a sliding mode from top to bottom, an end cover is adjustably and fixedly arranged on the sleeve, a stopping piece is fixedly arranged on the lower part of the end cover on the brake rod, an elastic piece is arranged on the brake rod between the stopping piece and the end cover, and two ends of the elastic piece are respectively abutted to the end cover and the stopping piece;
the lower end of the brake rod is connected with an adsorption piece which can be adsorbed on a ship deck or the ground;
and the second end of the door handle is rotated downwards, so that the first end of the door handle is rotated upwards, the stop piece on the brake rod is driven to move upwards to compress the elastic piece, and the brake rod drives the adsorption piece to be far away from the deck or the ground of the ship.
Preferably, a door handle glove is mounted to the second end of the door handle.
As a preferred scheme, the outer side of the end cover is provided with external threads, the inner wall of the sleeve is provided with internal threads, the end cover is installed in the sleeve in a threaded manner, and the end cover can move up and down in the sleeve in a threaded manner;
the stop member is stopped at the bottom inside the sleeve.
Preferably, the stop member is a disc that matches the internal dimensions of the sleeve.
Preferably, the elastic member is a spring, the height of the spring is smaller than that of the cylindrical sleeve, the spring is sleeved on the brake rod, the upper end of the spring is connected with the end cover, and the lower end of the spring is connected with the disc.
Preferably, the pulling member is a steel wire rope, the upper end of the steel wire rope is connected with the second end of the door handle, and the lower end of the pulling member is connected with the brake lever.
Preferably, the bottom of the brake rod is fixedly connected with a brake cylinder with a size larger than that of the traction rod, and the adsorption piece is arranged at the bottom end of the brake cylinder.
Preferably, the adsorption member is a brake rubber pad.
Preferably, the bottom of the brake rod is provided with an internal threaded hole, the brake cylinder is provided with an external thread, the brake cylinder is arranged in the internal threaded hole, and the brake rubber pad is sleeved on the brake cylinder.
Compared with the prior art, the invention has the beneficial effects that:
the fireproof door braking device comprises a door handle, wherein the middle part of the door handle is rotationally connected with a fireproof door, the fireproof door can be opened when the door handle is rotated, a first end of the door handle is sequentially connected with a pulling piece and a braking rod, and a second end of the door handle is used for holding the door handle in a hand-holding manner; the lower part of the fireproof door is provided with a door wrap angle, a sleeve is fixedly connected to the door wrap angle, a brake rod penetrates through the sleeve in a sliding mode from top to bottom, an end cover is fixedly arranged on the sleeve, a stopping piece is fixedly arranged on the lower part, located on the end cover, of the brake rod, an elastic piece is arranged on the brake rod between the stopping piece and the end cover, and two ends of the elastic piece are respectively abutted to the end cover and the stopping piece; the lower end of the brake rod is connected with an adsorption piece, when the door handle is not rotated, the end cover can compress the elastic piece on the stop piece of the brake rod, and the adsorption piece can be adsorbed on a ship deck or the ground under the action of the elastic piece; the second end of the door handle is rotated downwards to enable the first end of the door handle to rotate upwards, the brake rod is driven to move upwards, the stopping piece on the brake rod is driven to move upwards to compress the elastic piece, the brake rod drives the adsorption piece to be far away from a ship deck or the ground, the elastic piece is compressed by the stopping piece at the moment to enable the elastic piece to have large compression force, then when the door handle is put down, the brake rod moves downwards to enable the adsorption piece to be attached to the deck surface again, the fireproof door is fixed, and braking of the fireproof door is achieved.
The application of the fireproof door braking device can adjust the distance between the end cover and the blocking piece through adjusting the up-and-down position of the end cover on the sleeve in the using process so as to change the compression force borne by the elastic piece, adjust the pressure of the adsorption piece on a deck, enable the pressure to be in a proper range, enable the friction force between the deck and the adsorption piece to be large enough, and enable the door handle not to be too laborious when being rotated.
The utility model provides a prevent fire door arresting gear can realize preventing the braking of fire door arbitrary angle that opens and shuts, keeps the state of hatch door, makes things convenient for personnel to pass in and out, has avoided simultaneously among the traditional door fixing method receiving the door leaf and the hinge problem of warping that leads to between door closer pulling force and the foreign matter, has reduced the trouble of later stage adjustment. In the aspect of the dismantlement, and its structure is installed and is dismantled easily, and the rubber gasket can not the fish tail deck, and the mounting means is difficult to cause the door leaf to warp, can not influence the life who prevents fire door.
Drawings
Figure 1 is a schematic view of the fire door stopping device of the present invention;
figure 2 is a schematic cross-sectional view of the fire door stopping device of the present invention;
figure 3 is a schematic view of the installation structure of the fire door stopping device of the present invention; (ii) a
FIG. 4 is a schematic structural view of the brake lever;
FIG. 5 is a schematic view of the brake cylinder;
FIG. 6 is a schematic structural view of a door wrap and sleeve;
fig. 7 is a schematic cross-sectional view taken along line a-a in fig. 6.
In the figure, 1, steel plate; 2. a door handle glove; 3. a pulling member; 4. a fire door; 5. a brake lever; 6. a door wrap angle; 7. a sleeve; 8. an end cap; 9. a stop member; 10. an elastic member; 11. an adsorbing member; 12. and (5) braking the cylinder.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
A fire door braking apparatus according to a preferred embodiment of the present invention, as shown in fig. 1 to 7, includes a door handle, the door handle includes a door handle connection portion, the door handle connection portion includes a steel plate 1 and a door handle glove 2, the door handle glove 2 can be fitted over the steel plate 1, the door handle glove 2 is easy to be held by a human hand, the steel plate 1 is slightly longer than the door handle glove 2, and an opposite end of the door handle glove 2 of the steel plate 1 is connected to a pulling member 3. The middle part of the door handle is rotationally connected with the fireproof door 4, the fireproof door 4 can be opened when the door handle is rotated, the first end of the door handle is sequentially connected with the pulling piece 3 and the brake rod 5, the pulling piece 3 is used for pulling and moving the brake rod 5, and the second end of the door handle is used for holding to rotate the door handle; the lower part of the fireproof door 4 is provided with a door wrap angle 6, the door wrap angle 6 is fixedly connected with a sleeve 7, the brake rod 5 penetrates through the sleeve 7 in a sliding manner from top to bottom, an end cover 8 is fixedly arranged on the sleeve 7, a stopping piece 9 is fixedly arranged on the lower part, positioned on the end cover 8, of the brake rod 5, an elastic piece 10 is arranged on the brake rod 5 between the stopping piece 9 and the end cover 8, and two ends of the elastic piece 10 are respectively abutted against the end cover 8 and the stopping piece 9; the lower end of the brake rod 5 is connected with an adsorption piece 11, when the door handle is not rotated, the end cover 8 can compress the elastic piece 10 on the stop piece 9 of the brake rod 5, and under the action of the elastic piece 10, the adsorption piece 11 can be adsorbed on a ship deck or the ground; the second end of the door handle is rotated downwards to enable the first end of the door handle to rotate upwards, the brake rod 5 is driven to move upwards, the stopping piece 9 on the brake rod 5 is driven to move upwards to compress the elastic piece 10, the brake rod 5 drives the adsorption piece 11 to be far away from a ship deck or the ground, at the moment, the stopping piece 9 compresses the elastic piece 10 to enable the elastic piece 10 to have large compression force, then when the door handle is released, the brake rod 5 moves downwards to enable the adsorption piece 11 to be attached to the deck again, the fireproof door 4 is fixed, and braking of the fireproof door 4 is achieved.
The fireproof door braking device can adjust the distance between the end cover 8 and the stopping piece 9 by adjusting the position of the end cover 8 above and below the sleeve 7 in the using process so as to change the compression force borne by the elastic piece 10, so that the pressure of the adsorption piece 11 on a deck is adjusted, the pressure is in a proper range, the friction force between the deck and the adsorption piece 11 is large enough, and the door handle cannot be too hard to rotate.
As shown in fig. 6, the door wrap 6 of the fire door braking device of the present application is a hexahedral housing, the inner width of which is the same as the thickness of the fire door 4 and can be sleeved on the fire door 4, the sleeve 7 is a hollow cylindrical housing, the side edges of which are welded to the side edges of the door wrap 6, and the bottom surface of the sleeve 7 has a coaxial through hole.
As shown in fig. 6 and 7, the outer side of the end cap 8 is provided with an external thread, the inner wall of the sleeve 7 is provided with an internal thread, the end cap 8 is installed in the sleeve 7 through a thread, the stopper 9 is stopped at the bottom inside the sleeve 7, and the end cap 8 can move up and down in the sleeve 7 through a thread to adjust the distance between the end cap 8 and the stopper 9, so as to appropriately adjust the compression force of the elastic member 10, so as to adjust the pressure of the adsorption member 11 on the deck or the ground, so that the pressure is within an appropriate range.
Further, in the embodiment of the present application, the stop member 9 is a circular piece, the circular piece is matched with the inner dimension of the sleeve 7, and the circular piece is connected with the stop member 9 in a threaded connection or a welding and fixing connection.
As shown in fig. 2, the elastic member 10 is a spring, the outer diameter of the spring is larger than the diameter of the brake lever 5, the height of the spring is smaller than the height of the sleeve 7, the spring is sleeved on the brake lever 5, the upper end of the spring is connected with the end cover 8, and the lower end of the spring is connected with the disc.
The pulling part 3 is specifically a steel wire rope, the upper end of the steel wire rope is connected with the second end of the door handle, and the lower end of the pulling part 3 is connected with the brake rod 5. In other embodiments of the present application, the pulling element 3 may also be a flexible pulling rod to meet the pulling requirement.
Wherein, the bottom of the brake lever 5 is fixedly connected with a brake cylinder 12 with the size larger than that of the traction piece 3, and the adsorption piece 11 is arranged at the bottom end of the brake cylinder 12.
Wherein, the adsorption part 11 is a brake rubber mat which is a flexible part and can be connected with the ground or a ship deck in an adsorption manner.
Further, the bottom of brake lever 5 is equipped with the internal thread hole, and braking cylinder 12 upper portion is including the spliced pole, and the spliced pole is equipped with the external screw thread, and the spliced pole is installed in the internal thread hole, and the braking cushion cover is on braking cylinder 12 bottom.
The utility model provides a prevent fire door arresting gear can realize preventing the braking of fire door 4 arbitrary angle that opens and shuts, keeps the state of hatch door, makes things convenient for personnel to pass in and out, has avoided simultaneously among the traditional door fixing method receiving the door leaf and the hinge problem of warping that leads to between door closer pulling force and the foreign matter, has reduced the trouble of later stage adjustment. In the aspect of the dismantlement, and its structure is installed and is dismantled easily, and the rubber gasket can not the fish tail deck, and the mounting means is difficult to cause the door leaf to warp, can not influence the life who prevents fire door.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (9)
1. The fireproof door braking device is characterized by comprising a door handle, wherein the middle part of the door handle is rotationally connected with a fireproof door, and a first end of the door handle is sequentially connected with a pulling piece and a braking rod;
the lower part of the fireproof door is provided with a door wrap angle, a sleeve is fixedly connected to the door wrap angle, the brake rod penetrates through the sleeve in a sliding mode from top to bottom, an end cover is adjustably and fixedly arranged on the sleeve, a stopping piece is fixedly arranged on the lower part of the end cover on the brake rod, an elastic piece is arranged on the brake rod between the stopping piece and the end cover, and two ends of the elastic piece are respectively abutted to the end cover and the stopping piece;
the lower end of the brake rod is connected with an adsorption piece which can be adsorbed on a ship deck or the ground;
and the second end of the door handle is rotated downwards, so that the first end of the door handle is rotated upwards, the stop piece on the brake rod is driven to move upwards to compress the elastic piece, and the brake rod drives the adsorption piece to be far away from the deck or the ground of the ship.
2. The fire door check lock device of claim 1, wherein said second end of said door handle is fitted with a door handle glove.
3. The fire door stopping device as claimed in claim 1, wherein the end cap is externally threaded on an outer side thereof and internally threaded on an inner wall thereof, the end cap being threadedly mounted within the sleeve, the end cap being threadedly movable within the sleeve up and down;
the stop member is stopped at the bottom inside the sleeve.
4. The fire door check brake of claim 3, wherein said stop is a disc, said disc matching the interior dimensions of said sleeve.
5. The fire door stopping device of claim 1, wherein said resilient member is a spring, said spring having a height less than the height of said cylindrical sleeve, said spring being fitted over said stop rod, said spring having an upper end connected to said end cap and a lower end connected to said disc.
6. The fire door braking apparatus of claim 1, wherein said pull member is a cable, an upper end of said cable being connected to said second end of said door handle, and a lower end of said pull member being connected to said brake lever.
7. The fire door braking apparatus as claimed in claim 1, wherein a braking cylinder having a size larger than that of the pulling rod is fixedly connected to a bottom of the braking lever, and the adsorption member is provided at a bottom end of the braking cylinder.
8. The fire door stopping apparatus of claim 7, wherein said absorbent member is a stopping pad.
9. The fire door braking apparatus as claimed in claim 8, wherein the brake lever has an internally threaded hole at a bottom thereof, the brake cylinder has an external thread thereon, the brake cylinder is installed in the internally threaded hole, and the brake rubber is fitted over the brake cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210115775.8A CN114541897A (en) | 2022-02-07 | 2022-02-07 | Fireproof door braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210115775.8A CN114541897A (en) | 2022-02-07 | 2022-02-07 | Fireproof door braking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114541897A true CN114541897A (en) | 2022-05-27 |
Family
ID=81673608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210115775.8A Pending CN114541897A (en) | 2022-02-07 | 2022-02-07 | Fireproof door braking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114541897A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130025804A1 (en) * | 2011-07-27 | 2013-01-31 | Chung Hsien Hsieh | Door machine of fireproof door |
| KR101463714B1 (en) * | 2014-08-28 | 2014-11-19 | 남동욱 | Damper stopper for fire dooe |
| CN204984041U (en) * | 2015-06-27 | 2016-01-20 | 黄杰 | Novel prevent tong door |
| WO2017095090A1 (en) * | 2015-11-30 | 2017-06-08 | 조준영 | Device for preventing thermal deformation of fire door |
| CN211736942U (en) * | 2019-10-10 | 2020-10-23 | 中船黄埔文冲船舶有限公司 | Ship and fireproof door thereof |
-
2022
- 2022-02-07 CN CN202210115775.8A patent/CN114541897A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130025804A1 (en) * | 2011-07-27 | 2013-01-31 | Chung Hsien Hsieh | Door machine of fireproof door |
| KR101463714B1 (en) * | 2014-08-28 | 2014-11-19 | 남동욱 | Damper stopper for fire dooe |
| CN204984041U (en) * | 2015-06-27 | 2016-01-20 | 黄杰 | Novel prevent tong door |
| WO2017095090A1 (en) * | 2015-11-30 | 2017-06-08 | 조준영 | Device for preventing thermal deformation of fire door |
| CN211736942U (en) * | 2019-10-10 | 2020-10-23 | 中船黄埔文冲船舶有限公司 | Ship and fireproof door thereof |
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