CN211912498U - Brake mechanism of smoke-blocking vertical wall - Google Patents
Brake mechanism of smoke-blocking vertical wall Download PDFInfo
- Publication number
- CN211912498U CN211912498U CN202020136307.5U CN202020136307U CN211912498U CN 211912498 U CN211912498 U CN 211912498U CN 202020136307 U CN202020136307 U CN 202020136307U CN 211912498 U CN211912498 U CN 211912498U
- Authority
- CN
- China
- Prior art keywords
- brake
- motor shaft
- disc
- brake mechanism
- brake disc
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/06—Physical fire-barriers
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D67/00—Combinations of couplings and brakes; Combinations of clutches and brakes
- F16D67/02—Clutch-brake combinations
- F16D67/06—Clutch-brake combinations electromagnetically actuated
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
Abstract
The invention provides a smoke-blocking vertical wall brake mechanism which comprises a motor shaft, a brake disc and a brake head, wherein the brake disc comprises a force transmission part and a friction part, the motor shaft is inserted into the force transmission part and drives the brake disc to rotate, the brake head is positioned on one side of the friction part, and the brake head comprises a brake electromagnetic coil. The brake structure is smooth in starting and high in stability.
Description
Technical Field
The invention relates to the technical field of smoke-blocking vertical walls, in particular to a brake mechanism of a smoke-blocking vertical wall.
Background
The smoke-blocking vertical wall is mainly used for blocking the diffusion of smoke, is mainly applied to occasions such as high-rise or super high-rise large markets, office buildings, warehouses and the like, can effectively block the smoke from transversely flowing under the ceiling of a building, is favorable for improving the smoke exhaust effect in a smoke-proof subarea, and plays a positive role in guaranteeing the safety of lives and properties of people. Under the condition of electric fault, the smoke-blocking vertical wall is mainly powered on by a standby power supply to enable the brake electromagnet to be powered on, and at the moment, the smoke-blocking vertical wall descends by means of self weight, so that the brake mechanism can be started smoothly in an emergency, and the descending speed of the smoke-blocking vertical wall is limited.
Disclosure of Invention
The invention provides a smoke-blocking vertical wall brake mechanism which is smooth in starting and high in stability.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a keep off cigarette and hang wall brake mechanism which characterized in that: the brake disc comprises a force transmission part and a friction part, the motor shaft is inserted into the force transmission part and drives the brake disc to rotate, the brake head is located on one side of the friction part, and the brake head comprises a brake electromagnetic coil.
Preferably, the end part of the motor shaft is provided with a limiting body, the end part of the motor shaft is provided with the limiting body, a spring is arranged between the force transmission part and the limiting body, and the spring is sleeved on the outer side of the motor shaft and abuts against the limiting body.
Preferably, the spring is a disc spring, and an axis of the disc spring coincides with a rotation axis of the motor shaft.
Preferably, the limiting body is a nut arranged at the end of the motor shaft.
Preferably, the brake head includes an annular groove facing the brake disc, the annular groove being disposed opposite the motor shaft end.
Preferably, the force transmission part is provided with a driving surface for driving the brake disc to rotate.
Preferably, a bearing is arranged at the end part of the motor shaft, and the motor shaft penetrates through the bearing.
Preferably, an end cover is arranged outside the bearing, and the bearing is arranged inside the end cover.
Preferably, a shell is arranged on the outer side of the brake disc, and the shell is connected with the brake disc through screws.
In summary, compared with the prior art, the invention has the advantages that: in the normal use process, the brake disc rotates along with the motor shaft, and when the brake mechanism is started in an emergency, the brake disc cannot be clamped, so that the brake structure can be started smoothly and has high stability; the spring and the brake disc are convenient to install and replace.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The reference numbers in the figures are as follows:
1. the brake device comprises a motor shaft, 11 parts of a limiting body, 2 parts of a brake disc, 21 parts of a force transmission part, 211 parts of a groove, 212 parts of a driving surface, 22 parts of a friction part, 23 parts of a spring, 3 parts of a brake head, 31 parts of a brake electromagnetic coil, 32 parts of an annular groove, 4 parts of a bearing, 5 parts of an end cover and 6 parts of a shell.
Detailed Description
The invention will be further elucidated with reference to an embodiment in the drawing.
As shown in fig. 1, the smoke blocking hanging wall brake mechanism comprises a motor shaft 1, a brake disc 2 and a brake head 3, wherein the brake disc 2 comprises a force transmission part 21 and a friction part 22, the motor shaft 1 is inserted into the force transmission part 21 and drives the brake disc 2 to rotate, the brake head 3 is positioned on one side of the friction part 22, and the brake head 3 comprises a brake electromagnetic coil 31. The force transmission part 21 is sleeved on the outer side of the motor shaft 1, the friction part 22 is of a disc-shaped structure perpendicular to the axis of the motor shaft 1, the force transmission part 21 and the motor shaft 1 can be connected through a spline, and the brake pad 2 can slide along the motor shaft 1 while rotating along with the motor shaft 1. The motor drives the motor shaft 1 to rotate, the brake disc 2 is sleeved on the motor shaft 1, and in the normal working process, the brake disc 2 rotates along with the motor shaft 1. In emergency, such as fire or power failure, the standby power supply energizes the brake electromagnetic coil 31, the brake disc 2 moves along the motor shaft 1 and abuts against the brake head 3, and the friction force between the brake disc and the motor shaft offsets the weight of the smoke barrier wall, so that the smoke barrier wall descends at a constant speed.
The end of the motor shaft 1 is provided with a limiting body 11, the force transmission part 21 is provided with a groove 211, a spring 23 is arranged in the groove 211, and the spring 23 is sleeved outside the motor shaft 1 and abuts against the limiting body 11. After the brake solenoid 31 is de-energized, the spring 23 pushes the brake disc 2 away from the brake head 3. In the present embodiment, the spring 23 is a disc spring, and the axis of the disc spring coincides with the rotation axis of the motor shaft 1. The limiting body 11 is a nut arranged at the end part of the motor shaft 1, and the brake disc 2 and the spring 23 can be conveniently replaced by disassembling the nut. The nut can be a locknut, and the load acted on the brake disc 2 can be changed by changing the position of the nut, so that the reaction speed of the brake disc 2 is changed.
The brake head 3 includes the ring channel 32 towards the brake disc 2, and the brake disc 2 sets up with 3 lateral wall terminal surfaces of brake head relatively, and the ring channel 32 sets up with 1 tip of motor shaft relatively, avoids the displacement of spacing body 11 to produce the influence to the brake head 3, has reduced the quality of brake head 3 simultaneously. The force transmission part 21 is provided with a driving surface 212 for driving the brake disc 2 to rotate, the driving surface 212 is a planar structure, and as shown in fig. 1, the two driving surfaces 212 are symmetrically arranged at two sides of the motor shaft 1. The end part of the motor shaft 1 is provided with a bearing 4, the motor shaft 1 penetrates through the bearing 4, the bearing 4 limits the motor shaft 1 and ensures that the motor shaft 1 smoothly rotates, and friction is prevented from being generated on a brake disc 2 at the end part of the motor shaft 1.
An end cover 5 is arranged outside the bearing 4, and the bearing 4 is arranged inside the end cover 5 to fix the bearing 4. The outer side of the selective brake disc 2 is provided with a shell 6, and the shell 6 is connected with the brake disc 2 through screws. The shell 6 is a cylindrical structure, the annular end face of the side wall of the shell 6 is abutted against the side part of the end cover 5, the bottom surface of the shell 6 is provided with a screw and fixed with the brake head 3, and the screw is positioned at the center of the bottom surface of the shell 6.
The above description is only for explaining the present invention and making the present invention complete, but not limiting the present invention, and the skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, and these are all modifications without inventive contribution, but are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a keep off cigarette and hang wall brake mechanism which characterized in that: including motor shaft (1), brake disc (2) and brake head (3), brake disc (2) are including passing power portion (21) and friction portion (22), motor shaft (1) inserts pass power portion (21) in and drive brake disc (2) rotate, brake head (3) are located friction portion (22) one side, brake head (3) are including brake solenoid (31).
2. The smoke barrier drop wall brake mechanism of claim 1, wherein: the motor shaft (1) end is equipped with spacing body (11), be equipped with spring (23) between biography power portion (21) and spacing body (11), spring (23) cover in the motor shaft (1) outside and with spacing body (11) offset.
3. The smoke barrier drop wall brake mechanism of claim 2, wherein: the spring (23) is a disc spring, and the axis of the disc spring is superposed with the rotation axis of the motor shaft (1).
4. The smoke barrier drop wall brake mechanism of claim 2, wherein: the limiting body (11) is a nut arranged at the end part of the motor shaft (1).
5. The smoke barrier drop wall brake mechanism of claim 1, wherein: the brake head (3) comprises an annular groove (32) facing the brake disc (2), and the annular groove (32) is arranged opposite to the end part of the motor shaft (1).
6. The smoke barrier drop wall brake mechanism of claim 1, wherein: the force transmission part (21) is provided with a driving surface (212) for driving the brake disc (2) to rotate.
7. The smoke barrier drop wall brake mechanism of claim 1, wherein: the motor shaft (1) tip is equipped with bearing (4), motor shaft (1) passes bearing (4).
8. The smoke barrier drop wall brake mechanism of claim 7, wherein: an end cover (5) is arranged on the outer side of the bearing (4), and the bearing (4) is arranged on the inner side of the end cover (5).
9. The smoke barrier drop wall brake mechanism of claim 1, wherein: the outer side of the brake disc (2) is provided with a shell (6), and the shell (6) is connected with the brake disc (2) through screws.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020136307.5U CN211912498U (en) | 2020-01-21 | 2020-01-21 | Brake mechanism of smoke-blocking vertical wall |
| PCT/CN2020/137089 WO2021147576A1 (en) | 2020-01-21 | 2020-12-17 | Draft curtain brake mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020136307.5U CN211912498U (en) | 2020-01-21 | 2020-01-21 | Brake mechanism of smoke-blocking vertical wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211912498U true CN211912498U (en) | 2020-11-13 |
Family
ID=73331308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020136307.5U Active CN211912498U (en) | 2020-01-21 | 2020-01-21 | Brake mechanism of smoke-blocking vertical wall |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN211912498U (en) |
| WO (1) | WO2021147576A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021147576A1 (en) * | 2020-01-21 | 2021-07-29 | 福建安麟智能科技股份有限公司 | Draft curtain brake mechanism |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6125975A (en) * | 1998-11-17 | 2000-10-03 | Inertia Dynamics | Sealed electromagnetic brake |
| CN101136565B (en) * | 2007-09-24 | 2010-10-06 | 张敏德 | Brake motor |
| CN203086290U (en) * | 2013-01-21 | 2013-07-24 | 宁波东睦达力电机有限公司 | Brake device of DC tubular motor |
| CN207098851U (en) * | 2017-06-23 | 2018-03-13 | 浙江捷昌线性驱动科技股份有限公司 | The brake device for electrical machinery and electric pushrod of a kind of electric pushrod |
| CN207377470U (en) * | 2017-09-30 | 2018-05-18 | 漳州市龙文区睿谋机电技术服务部 | A kind of door roller convenient for heat dissipation |
| CN207307012U (en) * | 2017-10-23 | 2018-05-04 | 深圳城市建筑装饰工程有限公司 | A kind of smoke-proof pendant wall |
| CN209539860U (en) * | 2018-07-09 | 2019-10-25 | 漳州市亿锦进出口有限公司 | A kind of braking mechanism |
| CN211912498U (en) * | 2020-01-21 | 2020-11-13 | 漳州市安麟机电研究所有限公司 | Brake mechanism of smoke-blocking vertical wall |
-
2020
- 2020-01-21 CN CN202020136307.5U patent/CN211912498U/en active Active
- 2020-12-17 WO PCT/CN2020/137089 patent/WO2021147576A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021147576A1 (en) * | 2020-01-21 | 2021-07-29 | 福建安麟智能科技股份有限公司 | Draft curtain brake mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021147576A1 (en) | 2021-07-29 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.2, Shengnan Road, Wuan Town, Changtai County, Zhangzhou City, Fujian Province 363900 Patentee after: Zhangzhou lianba Digital Technology Co.,Ltd. Address before: No.2, Shengnan Road, Wuan Town, Changtai County, Zhangzhou City, Fujian Province 363900 Patentee before: Zhangzhou Anlin Electromechanical Research Institute Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |