CN115554628A - Safety rope fixed knot constructs for construction - Google Patents
Safety rope fixed knot constructs for construction Download PDFInfo
- Publication number
- CN115554628A CN115554628A CN202211125965.4A CN202211125965A CN115554628A CN 115554628 A CN115554628 A CN 115554628A CN 202211125965 A CN202211125965 A CN 202211125965A CN 115554628 A CN115554628 A CN 115554628A
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- Prior art keywords
- frame
- safety rope
- base
- friction
- building
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0068—Anchors
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0075—Details of ropes or similar equipment, e.g. between the secured person and the lifeline or anchor
Abstract
The invention discloses a safety rope fixing structure for building construction, which comprises a base, an anchoring piece and an active electromagnetic mechanism, wherein an assembling frame is arranged on the upper side of the base, and a winding mechanism and a braking mechanism are sequentially arranged on the upper side of the assembling frame; a sliding groove is formed in the base, and a friction mechanism located on the lower side of the braking mechanism is mounted in the sliding groove; the active electromagnetic mechanism is fixed on the ground of the building and is positioned at the lower sides of the braking mechanism and the friction mechanism. This application is provided with anchor assembly and emergent locking frame in the inside of device, and anchor assembly is pre-buried in the inside of building, when using, will be emergent locking frame with the base assemble can, the installation is simple to anchor assembly and the reinforced structure that emergent locking frame is constituteed compare in the equipment of device with the building, more firm.
Description
Technical Field
The invention relates to the technical field of construction safety, in particular to a safety rope fixing structure for building construction.
Background
The safety rope is one of important safety devices in building construction operation, the length of the safety rope is generally 2 meters, and the safety rope is also 2.5 meters, 3 meters, 5 meters, 10 meters and 15 meters, and the safety rope with the length of more than 5 meters can be used as a lifting rope; when the safety rope is used, the top end of the safety rope needs to be well fixed, and the problem that the safety rope falls off when in use is avoided.
Through retrieval, chinese patent (publication number: CN 109467017B) discloses a safety rope winding device and a use method thereof, the patent comprises a bottom plate, a winding device and a guide device for guiding the safety rope wound out of the winding device are arranged on the bottom plate, the winding device comprises support plates which are fixed on the bottom plate and are arranged in bilateral symmetry, a rope winding wheel is hinged between the two support plates, the safety rope is wound on the rope winding wheel, and a cam is fixed on a rotating shaft on the left side of the rope winding wheel.
In prior art, safety rope is when the equipment, and the mode and the structure of equipment are comparatively single, when the safety problem appears, can not handle the very first time to safety rope's connection structure need have the equipment of being convenient for and the high characteristics of security when using, with guarantee constructor's safety.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a safety rope fixing structure for building construction.
In order to achieve the purpose, the invention provides the following technical scheme: a safety rope fixing structure for building construction comprises a base, an anchoring part and an active electromagnetic mechanism;
an assembly frame is arranged on the upper side of the base, a winding mechanism and a braking mechanism are sequentially arranged on the upper side of the assembly frame, the base is in threaded connection with a fixed building structure in a building, and the winding mechanism, the limiting frame and the braking mechanism are fixed;
a sliding groove is formed in the base, and a friction mechanism located on the lower side of the braking mechanism is mounted in the sliding groove;
the active electromagnetic mechanism is fixed on the ground of a building and is positioned at the lower sides of the braking mechanism and the friction mechanism; the output ends of the friction mechanism and the braking mechanism move towards one side far away from the sliding chute based on the active electromagnetic mechanism;
an emergency locking frame is installed between the anchoring piece and the assembling frame, and when the base moves, the emergency locking frame is used for emergently reinforcing the device and transmitting rescue information.
Furthermore, a limiting frame and a limiting roller are respectively arranged on two sides of the interior of the sliding chute, which are close to the braking mechanism;
spacing frame includes a set of first roll body, spacing roller includes the second roll body of two sets of vertical distributions, the guide roll is installed to the one end that winding mechanism was kept away from to the base.
Furthermore, the emergency locking frame comprises a fixed frame, the top end of the fixed frame is fixedly connected with the side face of the assembling frame, the bottom end of the fixed frame is rotatably connected with a rotating frame, and the bottom end of the rotating frame is rotatably connected with a connecting frame connected with the anchoring piece;
when the emergency locking frame is normally used, the emergency locking frame does not reinforce the base, and the included angle between the rotating frame and the fixing frame is 55-25 degrees.
Furthermore, the emergency locking frame further comprises a first infrared module, a second infrared module and a transmitting module;
at least one group of first infrared modules are arranged at the top end inside the fixed frame;
the at least one group of second infrared modules are arranged at the top end of the rotating frame, and when the infrared module is normally used, the second infrared modules and the first infrared modules are distributed in a staggered mode based on an included angle between the rotating frame and the fixing frame;
the transmitting module is arranged in the emergency locking frame; after the first infrared module and the second infrared module are aligned, the transmitting module works to transmit rescue information to the receiving end;
the receiving end at least comprises a control host which is positioned in the project part.
Furthermore, the friction mechanism comprises a friction plate arranged in the sliding chute, at least one group of first elastic pieces are arranged between the lower surface of the friction plate and the sliding chute, and at least one group of first adsorption columns are arranged on one side, close to the first elastic pieces, of the lower surface of the friction plate;
when the active electromagnetic mechanism works, the first adsorption column limits the friction plate to one side far away from the sliding groove by compressing the first elastic piece.
Furthermore, the brake mechanism comprises a frame body connected with the base, a first electromagnetic adsorption piece is installed inside the top end of the frame body, and a pressing piece is arranged on the top end inside the frame body;
at least one group of second elastic pieces are arranged between the upper surface of the lower pressing piece and the frame body, and at least one group of second adsorption columns are arranged on one side, close to the second elastic pieces, of the upper surface of the lower pressing piece;
when the active electromagnetic mechanism works, the second adsorption column limits the pressing piece to one side far away from the sliding groove by compressing the second elastic piece.
Furthermore, the upper surface of the friction plate and the lower surface of the lower pressing piece are both provided with anti-skidding structures.
Furthermore, the brake mechanism further comprises a connecting end and an electrical end, the connecting end is connected with the base, and an electrical connecting hole for supplying power to the first electromagnetic adsorption piece is formed in the lower surface of the connecting end;
the electric end is arranged on the lower side of the connecting end, and a plurality of third elastic pieces are arranged between the lower surface of the electric end and the base; the third elastic pieces are used for limiting the electric end to move in the vertical direction;
the lower surface of the electrical property end is provided with an adsorption piece; when the initiative electromagnetic mechanism starts, the adsorption part assembles the connecting end and the electric end through stretching the third elastic part.
Further, the use method of the safety rope fixing structure comprises the following steps:
the method comprises the following steps: the anchoring piece is pre-embedded in the ground of a building, and when the emergency locking frame is used, the emergency locking frame and the anchoring piece are assembled;
step two: assembling the top end of the emergency locking frame with an assembling frame, distributing the first infrared module and the second infrared module in a staggered manner, and screwing the base with a fixed building structure in a building;
step three: the active electromagnetic mechanism is arranged on the ground and is arranged at the lower sides of the braking mechanism and the friction mechanism;
step four: starting the active electromagnetic mechanism, adsorbing a friction plate in the friction mechanism downwards, assembling an electrical end and a connecting end in the brake mechanism, and then adsorbing a lower pressing piece upwards;
step five: the safety rope sequentially penetrates through the limiting frame, the space between the braking mechanism and the friction mechanism, the limiting roller and the guide roller to be used.
Compared with the prior art, the invention has the following beneficial effects:
the anchoring piece and the emergency locking frame are arranged in the device, the anchoring piece is pre-embedded in the building, when the device is used, the emergency locking frame is assembled with the base, the installation is simple, and the reinforcing structure formed by the anchoring piece and the emergency locking frame is firmer compared with the assembly of the device and the building;
when the base and the building are loosened, the emergency locking frame can be used for secondarily reinforcing the base and sending rescue information, so that constructors can be rescued in time, and the safety of the device can be improved;
on the other hand, through brake mechanism and friction mechanism, can appear becoming flexible the back at the base, carry out emergency braking to the safety rope, avoid the safety rope because sudden acceleration leads to the problem of winding mechanism damage to the rolling of safety rope is restricted.
Drawings
Fig. 1 is a schematic structural view of a safety rope fixing structure for building construction;
FIG. 2 is a partial side view of the emergency locking stand of the present invention;
FIG. 3 is a partial cross-sectional view of an assembly stand according to the present invention;
FIG. 4 is a partial cross-sectional view of the braking mechanism of the present invention;
FIG. 5 is an enlarged view of the portion A of FIG. 4 according to the present invention;
1. a base; 2. an anchoring member; 3. an active electromagnetic mechanism; 4. an assembly frame; 5. a winding mechanism; 6. a limiting frame; 7. a brake mechanism; 8. an emergency locking frame; 9. a chute; 10. a friction mechanism; 11. a limiting roller; 12. a guide roller; 81. a fixed mount; 82. a rotating frame; 83. a connecting frame; 84. a first infrared module; 85. a second infrared module; 101. a friction plate; 102. a first adsorption column; 103. a first elastic member; 71. a frame body; 72. a first electromagnetic absorption member; 73. a second elastic member; 74. a push-down member; 75. a second adsorption column; 76. a connecting end; 77. an electrical terminal; 78. an adsorbing member; 79. and a third elastic member.
Detailed Description
Referring to fig. 1 to 5, a safety rope fixing structure for building construction includes a base 1, an anchor 2, and an active electromagnetic mechanism 3;
an assembly frame 4 is arranged on the upper side of the base 1, a winding mechanism 5 and a braking mechanism 7 are sequentially arranged on the upper side of the assembly frame 4, the base 1 is in threaded connection with a fixed building structure in a building, and the winding mechanism 5, a limiting frame 6 and the braking mechanism 7 are fixed;
a sliding chute 9 is arranged in the base 1, and a friction mechanism 10 positioned on the lower side of the brake mechanism 7 is arranged in the sliding chute 9;
the active electromagnetic mechanism 3 is fixed on the ground of the building and is positioned at the lower sides of the braking mechanism 7 and the friction mechanism 10; the output ends of the friction mechanism 10 and the brake mechanism 7 move to one side far away from the chute 9 based on the active electromagnetic mechanism 3; the safety line passes between the braking mechanism 7 and the friction mechanism 10 after being unfolded;
the anchoring piece 2 comprises a steel bar frame, a connecting piece positioned on the outer side of the building is installed at the top end of the steel bar frame, an emergency locking frame 8 is installed between the anchoring piece 2 and the assembling frame 4, and when the base 1 moves, the emergency locking frame 8 is used for emergently reinforcing the device and transmitting rescue information.
Referring to fig. 2, the emergency locking frame 8 includes a fixed frame 81, a top end of the fixed frame 81 is fixedly connected with a side surface of the assembling frame 4, a bottom end of the fixed frame 81 is rotatably connected with a rotating frame 82, and a bottom end of the rotating frame 82 is rotatably connected with a connecting frame 83 connected with the anchoring member 2;
in normal use, the angle between the rotating frame 82 and the fixed frame 81 is 55-25 °, preferably 45 °.
Further, the emergency locking frame 8 further includes two sets of first infrared modules 84, second infrared modules 85 and a set of transmitting modules;
two groups of first infrared modules 84 are symmetrically arranged at the top end inside the fixed frame 81;
the two groups of second infrared modules 85 are symmetrically arranged at the top end of the rotating frame 82 and correspond to the two groups of first infrared modules 84 one by one, and in normal use, the second infrared modules 85 and the first infrared modules 84 are distributed in a staggered manner based on an included angle between the rotating frame 82 and the fixed frame 81;
the transmitting module is arranged in the emergency locking frame 8; after the two groups of first infrared modules 84 are aligned with the corresponding second infrared modules 85, the transmitting modules work to transmit rescue information to the receiving end;
the receiving end comprises a control host machine positioned in the project part and a plurality of mobile ends, and the mobile ends are respectively controlled by different team and group responsible persons; when the rescue message is received, the first time is rescued by the nearest team.
Referring to fig. 3, a limiting frame 6 and a limiting roller 11 are respectively arranged at two sides of the inside of the sliding chute 9 close to the braking mechanism 7;
the limiting frame 6 comprises a group of first roller bodies, the limiting roller 11 comprises two groups of second roller bodies which are vertically distributed, and one end of the base 1, which is far away from the winding mechanism 5, is provided with a guide roller 12;
when in use, the safety rope passes through the lower side of the first roller body and between the two groups of second roller bodies in sequence and bypasses the upper side of the guide roller 12.
The friction mechanism 10 comprises a friction plate 101 arranged inside the chute 9, two groups of first elastic pieces 103 are arranged between the lower surface of the friction plate 101 and the chute 9, and two groups of first adsorption columns 102 are arranged on one side of the lower surface of the friction plate 101 close to the first elastic pieces 103;
when the active electromagnetic mechanism 3 operates, the first adsorption column 102 limits the friction plate 101 to the side away from the chute 9 by compressing the first elastic member 103.
Referring to fig. 4, the brake mechanism 7 includes a frame body 71 connected to the base 1, a first electromagnetic absorption member 72 is installed inside a top end of the frame body 71, and a pressing member 74 is installed inside the top end of the frame body 71;
two groups of second elastic members 73 are arranged between the upper surface of the lower pressing member 74 and the frame body 71, and two groups of second adsorption columns 75 are arranged on one side, close to the second elastic members 73, of the upper surface of the lower pressing member 74;
when the active electromagnetic mechanism 3 works, the second adsorption column 75 limits the pressing piece 74 to the side far away from the chute 9 by compressing the second elastic piece 73.
The upper surface of the friction plate 101 and the lower surface of the lower pressing piece 74 are both provided with anti-slip structures, preferably, the anti-slip structures are anti-slip lines, and the two sets of anti-slip lines in the friction plate 101 and the lower pressing piece 74 are distributed in a staggered mode, so that when the anti-slip structure is in contact with the safety rope, the friction force between the anti-slip structure and the safety rope is improved.
Referring to fig. 5, the braking mechanism 7 further includes a connection end 76 and an electrical end 77, the connection end 76 is connected to the base 1, and an electrical connection hole for supplying power to the first electromagnetic absorption member 72 is formed in a lower surface of the connection end 76;
the electrical terminal 77 is disposed under the connection terminal 76, and a plurality of third elastic members 79 are mounted between the lower surface of the electrical terminal 77 and the base 1; the third elastic members 79 are used for limiting the movement of the electrical terminals 77 in the vertical direction;
the lower surface of the electrical terminal 77 is mounted with an absorption member 78, and the upper surface of the electrical terminal 77 is provided with an embedded end corresponding to the electrical connection hole; when the active electromagnetic mechanism 3 is activated, the absorption member 78 assembles the embedded terminal and the electrical connection hole by stretching the third elastic member 79 for the electrical terminal 77.
The working principle is as follows:
the anchoring piece 2 is pre-embedded in the ground of a building, when the anchoring piece is pre-embedded, a reinforcing steel bar frame in the anchoring piece 2 is welded with reinforcing steel bars in the ground of the building, a reinforcing steel bar head is reserved to the upper side of the ground, when the emergency locking frame 8 is used, a connecting frame 83 in the emergency locking frame 2 is assembled with the connecting piece, a rotating frame 82 is bent 45 degrees with a fixed frame 81, a first infrared module 84 and a second infrared module 85 are distributed in a staggered mode, and the fixed frame 81 is assembled with an assembling frame 4;
then the base 1 is screwed with a fixed building structure in a building;
the active electromagnetic mechanism 3 is arranged on the ground and is arranged at the lower sides of the braking mechanism 7 and the friction mechanism 10;
starting the active electromagnetic mechanism 3, adsorbing the friction plate 101 in the friction mechanism 10 downwards, assembling the electrical end 77 and the connecting end 76 in the brake mechanism 7, and then adsorbing the lower pressing piece 74 upwards;
the safety rope sequentially passes through the limiting frame 6, the space between the braking mechanism 7 and the friction mechanism 10, the limiting roller 11 and the guide roller 12 for use;
when the base 1 and a fixed building move, the active electromagnetic mechanism 3 is dislocated with the braking mechanism 7 and the friction mechanism 10; after the electrical end 77 in the braking mechanism 7 is dislocated from the active electromagnetic mechanism 3, the electrical end 77 is separated from the connection end 76 under the driving of the third elastic member 79, so that the first electromagnetic absorption member 72 is powered off;
after the first electromagnetic absorption member 72 is powered off, the second elastic member 73 presses the pressing member 74 downward; meanwhile, the first adsorption column 102 in the friction mechanism 10 is disconnected from the adsorption relation with the active electromagnetic mechanism 3, the first elastic piece 103 jacks up the friction plate 101, and the safety rope is braked by matching with the pressing piece 74;
after the base 1 is disconnected from the fixed building component, the emergency locking frame 8 is driven by the base 1, an included angle between the internal rotating frame 82 and the fixed frame 81 disappears, the first infrared module 84 and the second infrared module 85 are aligned, and the rescue information is sent while the base 1 is emergently fixed.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the present template may be made by those skilled in the art without departing from the principles of the present invention.
Claims (8)
1. The utility model provides a safety rope fixed knot constructs for construction, includes base (1), anchor assembly (2) and initiative electromagnetic mechanism (3), its characterized in that:
an assembly frame (4) is installed on the upper side of the base (1), and a winding mechanism (5) and a braking mechanism (7) are sequentially installed on the upper side of the assembly frame (4);
a sliding groove (9) is formed in the base (1), and a friction mechanism (10) positioned on the lower side of the brake mechanism (7) is mounted in the sliding groove (9);
the active electromagnetic mechanism (3) is fixed on the ground of a building and is positioned at the lower sides of the braking mechanism (7) and the friction mechanism (10);
the output ends of the friction mechanism (10) and the brake mechanism (7) move to one side far away from the sliding chute (9) based on the active electromagnetic mechanism (3);
an emergency locking frame (8) is arranged between the anchoring piece (2) and the assembling frame (4).
2. The safety rope fixing structure for building construction according to claim 1, wherein a limiting frame (6) and a limiting roller (11) are respectively mounted at two sides of the inside of the sliding groove (9) close to the braking mechanism (7);
the safety rope moves based on the distribution positions of the limiting frame (6) and the limiting roller (11).
3. The safety rope fixing structure for building construction according to claim 1, wherein the emergency locking frame (8) comprises a fixing frame (81), the top end of the fixing frame (81) is fixedly connected with the side surface of the assembling frame (4), the bottom end of the fixing frame (81) is rotatably connected with a rotating frame (82), and the bottom end of the rotating frame (82) is rotatably connected with a connecting frame (83) connected with the anchoring piece (2).
4. A construction safety line fixing structure according to claim 3, wherein the emergency locking bracket (8) comprises:
the first infrared module (84), at least one group of first infrared modules (84) are arranged at the top end inside the fixed frame (81);
the second infrared modules (85), at least one group of the second infrared modules (85) are installed at the top end of the rotating frame (82), the included angle between each second infrared module (85) and the corresponding first infrared module (84) is 55-25 degrees, and the second infrared modules (85) and the corresponding first infrared modules (84) are located on the same vertical plane;
the transmitting module is installed inside the emergency locking frame (8) and transmits rescue information after the first infrared module (84) is aligned with the second infrared module (85).
5. The safety rope fixing structure for building construction according to claim 1, wherein the friction mechanism (10) comprises a friction plate (101) arranged inside the sliding chute (9), at least one set of first elastic members (103) is arranged between the lower surface of the friction plate (101) and the sliding chute (9), and at least one set of first adsorption columns (102) is arranged on one side of the lower surface of the friction plate (101) close to the first elastic members (103).
6. The safety rope fixing structure for building construction according to claim 5, wherein the braking mechanism (7) comprises a frame body (71) connected with the base (1), a first electromagnetic adsorption piece (72) is installed inside the top end of the frame body (71), and a pressing piece (74) is arranged on the top end inside the frame body (71);
install at least a set of second elastic component (73) between the upper surface of holding down piece (74) and support body (71), and holding down piece (74) upper surface is close to one side of second elastic component (73) and installs at least a set of second adsorption column (75).
7. The safety rope fixing structure for construction according to claim 6, wherein the braking mechanism (7) comprises:
a connecting end (76), wherein the connecting end (76) is connected with the base (1);
the electrical end (77) is arranged on the lower side of the connecting end (76), and a plurality of third elastic pieces (79) and adsorption pieces (78) are arranged between the lower surface of the electrical end (77) and the base (1);
the electrical terminal (77) is electrically connected with the connecting terminal (76) based on a third elastic member (79).
8. The construction safety rope fixing structure according to claim 7, wherein the upper surface of the friction plate (101) and the lower surface of the lower pressing member (74) are provided with anti-slip structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211125965.4A CN115554628B (en) | 2022-09-16 | 2022-09-16 | Safety rope fixing structure for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211125965.4A CN115554628B (en) | 2022-09-16 | 2022-09-16 | Safety rope fixing structure for building construction |
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| Publication Number | Publication Date |
|---|---|
| CN115554628A true CN115554628A (en) | 2023-01-03 |
| CN115554628B CN115554628B (en) | 2023-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211125965.4A Active CN115554628B (en) | 2022-09-16 | 2022-09-16 | Safety rope fixing structure for building construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN115554628B (en) |
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| US4703831A (en) * | 1986-06-04 | 1987-11-03 | Forest Safety Products, Inc. | Fire escape apparatus for use in multi-story buildings and method of escape |
| JPH07155387A (en) * | 1993-12-03 | 1995-06-20 | Sanwa Shutter Corp | Escape door for extrication to ground |
| CN2740216Y (en) * | 2004-02-26 | 2005-11-16 | 张岩 | Emergent safety rope for preventing accident |
| CN2855451Y (en) * | 2005-12-27 | 2007-01-10 | 宋晓杰 | Self-loading emergency lifesaving device for high building |
| KR100845340B1 (en) * | 2007-02-07 | 2008-07-10 | 정채균 | A drop controller of emergency-escape-rope |
| CN104989745A (en) * | 2015-07-07 | 2015-10-21 | 中国电建集团成都勘测设计研究院有限公司 | Low-torque protection torque transmission structure and low-torque protection opening instrument |
| CN106437463A (en) * | 2016-09-12 | 2017-02-22 | 王廷森 | Window guard with antitheft and lifesaving function |
| CN107337105A (en) * | 2017-08-08 | 2017-11-10 | 无锡宝宏船舶机械有限公司 | Gantry crane with maintenance channel |
| CN110306856A (en) * | 2019-05-13 | 2019-10-08 | 杭州欣亿广告有限公司 | A kind of mobile communication base station |
| CN111362092A (en) * | 2020-04-03 | 2020-07-03 | 赛奥智能电梯（苏州）有限公司 | Passenger elevator with emergency braking function |
| CN212773396U (en) * | 2020-06-15 | 2021-03-23 | 深圳市京城文化传媒有限公司 | Overhead trackless mobile operation hanging basket |
| CN114159708A (en) * | 2021-12-16 | 2022-03-11 | 北京国联政通通信科技有限公司 | Communication tower with anti-falling device |
-
2022
- 2022-09-16 CN CN202211125965.4A patent/CN115554628B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4703831A (en) * | 1986-06-04 | 1987-11-03 | Forest Safety Products, Inc. | Fire escape apparatus for use in multi-story buildings and method of escape |
| JPH07155387A (en) * | 1993-12-03 | 1995-06-20 | Sanwa Shutter Corp | Escape door for extrication to ground |
| CN2740216Y (en) * | 2004-02-26 | 2005-11-16 | 张岩 | Emergent safety rope for preventing accident |
| CN2855451Y (en) * | 2005-12-27 | 2007-01-10 | 宋晓杰 | Self-loading emergency lifesaving device for high building |
| KR100845340B1 (en) * | 2007-02-07 | 2008-07-10 | 정채균 | A drop controller of emergency-escape-rope |
| CN104989745A (en) * | 2015-07-07 | 2015-10-21 | 中国电建集团成都勘测设计研究院有限公司 | Low-torque protection torque transmission structure and low-torque protection opening instrument |
| CN106437463A (en) * | 2016-09-12 | 2017-02-22 | 王廷森 | Window guard with antitheft and lifesaving function |
| CN107337105A (en) * | 2017-08-08 | 2017-11-10 | 无锡宝宏船舶机械有限公司 | Gantry crane with maintenance channel |
| CN110306856A (en) * | 2019-05-13 | 2019-10-08 | 杭州欣亿广告有限公司 | A kind of mobile communication base station |
| CN111362092A (en) * | 2020-04-03 | 2020-07-03 | 赛奥智能电梯（苏州）有限公司 | Passenger elevator with emergency braking function |
| CN212773396U (en) * | 2020-06-15 | 2021-03-23 | 深圳市京城文化传媒有限公司 | Overhead trackless mobile operation hanging basket |
| CN114159708A (en) * | 2021-12-16 | 2022-03-11 | 北京国联政通通信科技有限公司 | Communication tower with anti-falling device |
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| Publication number | Publication date |
|---|---|
| CN115554628B (en) | 2023-07-21 |
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