CN219050163U - Friction type high-rise escape descent control device - Google Patents
Friction type high-rise escape descent control device Download PDFInfo
- Publication number
- CN219050163U CN219050163U CN202221741056.9U CN202221741056U CN219050163U CN 219050163 U CN219050163 U CN 219050163U CN 202221741056 U CN202221741056 U CN 202221741056U CN 219050163 U CN219050163 U CN 219050163U
- Authority
- CN
- China
- Prior art keywords
- disc
- centrifugal
- friction
- control device
- central shaft
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Landscapes
- Emergency Lowering Means (AREA)
Abstract
The utility model discloses a friction type high-rise escape descent control device which comprises an upper shell, a lower shell, a central shaft, a left friction disc, a right friction disc, a supporting disc, a centrifugal disc, a pressing block, a connecting rod, a centrifugal block group, a pressing spring, a rope winding tube, a rope collecting mechanism, a steel wire rope and the like. The central shaft is arranged in the shell and is rotationally connected with the upper shell and the lower shell; the left friction disc is fixedly connected with the upper shell and the lower shell; the right friction, the supporting disc, the centrifugal disc and the rope winding drum are arranged on the central shaft; the connecting rod is arranged on the supporting disc; the pressing block is arranged on the connecting rod; the centrifugal block group and the compression spring are arranged on the centrifugal disc; the rope collecting mechanism is arranged on the shell; the wire rope is wound around a spool. The friction type high-rise escape descent control device provided by the utility model amplifies the centrifugal force of the centrifugal block through the connecting rod and converts the centrifugal force into the friction force, and provides stable and reliable friction resistance, so that the escape person can stably descend, the escape device can be repeatedly used by a plurality of persons, the descending process is free from personnel operation, and the personal safety of the escape person is effectively ensured.
Description
Technical Field
The utility model relates to the field of high-rise escape equipment, in particular to a friction type high-rise escape descent control device.
Background
The high-rise building has the objective problems of complicated escape channel structure, small occupied area, large personnel density and the like, once dangerous situations such as fire and the like occur, the escape is difficult to control, the emergency rescue capability of the existing fire-fighting equipment in China cannot be balanced with the development speed of the high-rise building, firstly, the lifting and long-range shooting capability of the equipment is far behind the construction speed of the high-rise building, the water-spraying fire-extinguishing capability of the existing fire-fighting water tank truck is only 32 meters, namely, the 10-rise building is high, the lifting capability of the highest aerial ladder vehicle is only about 15 layers, and the rescue equipment has almost no effect on the fire of the higher high-rise building.
The escape descent control device is a safety rescue device which is arranged at a window of a building, a balcony or a flat top of a building, etc. and can slowly descend along (with) ropes. The self-rescue escape device can help escape personnel to realize self-rescue escape when a fire disaster occurs, greatly improves the escape rate of high-rise fire disasters, and ensures the life safety of people. Most of the existing descent control devices are based on the intermittent impact principle, have larger noise and have higher requirements on stressed pieces.
Disclosure of Invention
The utility model aims to provide a friction type high-rise escape descent control device, which aims to solve the problems of high noise and low reliability of the existing equipment.
The utility model adopts the technical scheme that: provides a friction type high-rise escape descent control device, which comprises:
a friction type high-rise escape descent control device, which is characterized by comprising:
the upper shell and the lower shell are used for being fixed on a wall body;
the central shaft is arranged in the upper shell and the lower shell and is rotationally connected with the upper shell and the lower shell;
the left friction disc is fixedly arranged on the upper shell and the lower shell;
the right friction disc is fixedly arranged on the central shaft and can axially move along the central shaft, one end face of the right friction disc is a plane, and the other end face of the right friction disc is provided with four chute which are uniformly distributed;
the support disc is fixedly arranged on the central shaft, one end face of the support disc is a plane, four evenly-distributed inclined grooves are formed in the other end face of the support disc, and four evenly-distributed supports are circumferentially arranged on the support disc;
the centrifugal disc is fixedly arranged on the central shaft, two end faces are planes, and four evenly distributed round holes are formed in the circumferential direction;
the number of the pressing blocks is four, the pressing blocks are triangular prisms, and the pressing blocks are arranged in the chute between the right friction disc and the supporting disc;
the number of the connecting rods is four, the connecting rods are rectangular, two pin holes are formed in the connecting rods, and a U-shaped groove is formed in one end of each connecting rod;
the centrifugal block groups are four in number and respectively consist of two centrifugal blocks, and one of the centrifugal blocks is internally provided with a screw for adjustment;
the number of the compression springs is four, and the types of the compression springs are spiral springs;
a rope drum mounted on the central shaft;
the rope collecting mechanism is respectively arranged on the shell and the rope winding drum;
the steel wire rope is wound on the rope winding drum;
further, the upper shell and the lower shell are fixedly connected together through bolts.
Further, friction plates are arranged on the left friction plate and the right friction plate, and the two friction plates are in contact with each other during installation.
Further, four chute angles evenly distributed on the right friction disc are sixty degrees, four chute angles evenly distributed on the supporting disc are sixty degrees, and the chute on the right friction disc corresponds to the chute of the supporting disc one by one during installation.
Further, the outer diameter sizes of the left friction disc, the right friction disc, the supporting disc and the centrifugal disc are equal, and the distance between the centrifugal disc and the supporting disc is three times that between the right friction disc and the supporting disc.
Further, the end face of the triangular prism pressing block is of an equilateral triangle, and a rectangular surface is provided with a pin seat.
Further, two pin holes on the connecting rod are used for being connected with the support of the pressing block and the support of the supporting disc, and the length of the connecting rod meets the distance between the right friction disc and the centrifugal disc.
Further, the centrifugal block group and the compression spring are both arranged in the round hole on the centrifugal disc, the centrifugal block is in contact with the connecting rod, and the compression amount of the compression spring can be adjusted by adjusting the screw in the centrifugal block.
Further, the rope drum is mounted on the central shaft by a pair of one-way bearings, and is rotatable in one direction about the central shaft.
Further, the rope collecting mechanism consists of a rope collecting motor, a motor gear and a rope winding barrel gear.
Further, the direct current motor is arranged on the shell, the rope winding barrel gear is fixedly arranged on the rope winding barrel, and the gear ratio of the motor gear to the rope winding barrel gear is one to two.
Compared with the prior art, the escape descent control device for the high-rise building has the beneficial effects that: when the escape descent control device for the high-rise building is used, an escape safety belt is fixed with a rope, an evacuee jumps out, under the action of gravity of the evacuee, a steel wire rope drives a rope winding drum to rotate, the rope winding drum transmits force to a central shaft through a one-way bearing and drives the central shaft to rotate, the central shaft rotates to drive a centrifugal disc, a supporting disc and a right friction disc to rotate, a centrifugal block, a connecting rod and a pressing block also rotate along the central shaft, the centrifugal block radially moves along the centrifugal disc and generates centrifugal force in the rotating process, at the moment, the centrifugal block is contacted with the connecting rod and transmits the centrifugal force to one end of the connecting rod, the connecting rod rotates around a support of the supporting disc and transmits the force to a pressing block, at the moment, the connecting rod is equivalent to a lever, the centrifugal force generated by the centrifugal block is amplified and transmitted to the pressing block, and the pressing block is contacted with a chute of the right friction disc and the supporting disc, and the contact surface of the pressing block and the chute is an inclined plane, so that the right friction disc and the left friction disc are enabled to rub due to the contact, and further friction torque can limit the rising of the rotating speed of the central shaft, thereby the descent control speed of the evacuee is reduced, and the descent control effect is realized. In addition, the spring elasticity of the compression spring can be adjusted by adjusting the screw in the centrifugal block group, the spring elasticity can also provide an outward pressure for the centrifugal block, and the force is transmitted to the right friction disk through the connecting rod, so that friction torque is generated between the right friction disk and the left friction disk, the rising of the rotating speed of the central shaft is limited, the spring force can be manually adjusted, a certain descending resistance is provided when the centrifugal force is not generated at the initial moment of descending, and the speed stability of the whole process is ensured.
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Drawings
Fig. 1 is an isometric view of a friction type high-rise escape descent control device according to an embodiment of the present utility model.
Fig. 2 is a cross-sectional view of a friction type high-rise escape descent control device according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a right friction disc structure according to an embodiment of the present utility model.
Fig. 4 is a schematic view of a supporting plate structure according to an embodiment of the present utility model.
Fig. 5 is a schematic view of a centrifugal disk structure according to an example of the present utility model.
Fig. 6 is a schematic diagram of a centrifugal block assembly and a pretension spring mounting structure according to an embodiment of the present utility model.
Fig. 7 is a schematic view of a connecting rod structure according to an embodiment of the present utility model.
Reference numerals: 1. a left friction plate; 2 and 3, friction plates; 4 and 5, chute; 6. a right friction plate; 7. a support plate; 8. a lower housing; 9. a centrifugal disc; 10. a motor gear; 11. a DC motor; 12. a one-way bearing; 13. winding the rope tube; 14. a rope drum gear; 15. a centrifugal block group; 16. a connecting rod; 17 and 18, support; 19. briquetting; 20. tapered roller bearings; 21. an upper housing; 22. 29, 30 and 32, bolts; 23 and 37, screws; 24. a sliding key; 25. a cylindrical pin; 26. a central shaft; 27. a compression spring; 28. a key; 31. a wire rope; 33. lifting lugs; 34. binding bands; 35. a round hole; 36. u-shaped groove.
Detailed Description
The technical solution of the present utility model will be further described with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only for explaining the present utility model and are not limiting the present utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Referring to fig. 1 to 7, a friction type high-rise escape descent control device provided by the present utility model will now be described. A friction type high-rise escape descent control device comprises an upper shell 21, a lower shell 8, a central shaft 26, a left friction disc 1, a right friction disc 6, a supporting disc 7, a centrifugal disc 9, a pressing block 19, a connecting rod 16, a centrifugal block group 15, a compression spring 27, a rope winding drum 13, a direct current motor 11, a motor gear 10, a rope winding drum gear 14, a steel wire rope 31 and the like; wherein the upper shell 21 and the lower shell 8 are fixed together through bolts 32, and the upper shell 21 and the lower shell 8 are fixed on a wall body through lifting lugs 33; the central shaft 26 is arranged in the upper shell 21 and the lower shell 8, and the connection relationship is rotary connection; the left friction disc 1 is fixed with a friction plate 2 through a screw, and the left friction disc 1 is fixed on the upper shell 21 and the lower shell 8 through a bolt 22; the right friction disk 6 is fixedly provided with a friction plate 3 through a screw 23, the middle right friction disk 6 is connected with a central shaft 26 through a sliding key 24 and can axially move along the central shaft 26, and one end surface of the right friction disk 6 is uniformly provided with four inclined slots 4 with an angle of 60 degrees; the supporting disc 7 is fixedly arranged on the central shaft 26 and can not axially move along the central shaft 26, and four inclined slots 5 with the angle of 60 degrees are uniformly formed in one end face of the supporting disc 7; the centrifugal disk 9 is fixedly arranged on the central shaft 26 and can not axially move along the central shaft 26, and four round holes 35 are uniformly formed in the periphery of the centrifugal disk 9; the rope drum 13 is mounted on the central shaft 26 by a pair of one-way bearings 12, and a gear 14 is mounted on one end face of the rope drum 13; the DC motor 22 is mounted on the upper housing 21 by bolts 29, and the motor shaft is provided with a gear 10 which is meshed with the rope drum gear 14, and the gear ratio is 1 to 2; the number of the pressing blocks 19 is four, the pressing blocks are triangular prisms with equilateral triangles on the end surfaces, the triangular prisms are respectively arranged between the chute 4 of the right friction disc 6 and the chute 5 of the supporting disc 7, and a rectangular surface is provided with a support 17; the number of the connecting rods 16 is four, the connecting rods are fixedly arranged on the supporting plate 7, two pin holes are formed in the connecting rods, the connecting rods are respectively connected with the supporting plates 7 and the supports 17 and 18 on the pressing block 19 through cylindrical pins 25, and a U-shaped groove 36 is formed in one end of each connecting rod; the number of the compression springs 27 is four, and the compression springs are in the form of coil springs and are arranged in round holes 35 in the circumferential direction of the centrifugal disc 9; the number of the centrifugal block groups 15 is 4, each group consists of two centrifugal blocks and one screw 37, and the screw 37 is positioned in the upper centrifugal block; the wire 31 is wound around the spool 13, with one end fixed to the spool 13 and the other end penetrating out of the lower housing 8.
Referring to fig. 1 to 7, as a specific implementation mode of the friction type high-rise escape descent control device provided by the utility model, compared with the prior art, when the friction type high-rise escape descent control device is used, the upper shell 21 and the lower shell 8 of the descent control device are fixed together through the bolts 32 and fixed on a wall body through the lifting lugs 33, the escape safety belt and the binding belt 34 are fixed, then an evacuee jumps out, under the action of gravity of the evacuee, the steel wire rope 31 drives the rope winding drum 13 to rotate, the rope winding drum 13 transmits force to the central shaft 26 through the one-way bearing 12 and drives the central shaft 26 to rotate, the central shaft 26 rotates to drive the centrifugal disc 9, the supporting disc 7 and the right friction disc 6 to rotate, the centrifugal block 15, the connecting rod 16 and the pressing block 19 also rotate along the central shaft 26, the centrifugal block 15 radially moves along the centrifugal disc 9 in the rotating process and generates centrifugal force, the centrifugal block 15 contacts with the connecting rod 16 and transmits the centrifugal force to one end of the connecting rod 16, the connecting rod 16 rotates around the supporting seat 18 of the supporting disc 7 at the moment, the moment is transmitted to the pressing block 19, the pressure 16 corresponds to the lever, the centrifugal force generated by the centrifugal block 15 is amplified and the centrifugal force is transmitted to the pressing block 19 through the one-way bearing 12, the friction disc 6 contacts with the right friction disc 6, and the friction disc 6 is further contacted with the left friction disc 6 and the right friction disc 6, the friction disc 6 is contacted with the friction disc 6, the friction disc 6 is further reduced, the effect is reduced, and the life time is realized, the life time is reduced, the life time is easy, and the life time is safe, and the life time is convenient, and the life time is safe, and the life is safe. In addition, the spring force of the compression spring 27 can be adjusted by adjusting the screw 37 in the centrifugal block group 15, the spring force can also provide an outward pressure for the centrifugal block, and the force is transmitted to the right friction disk 6 through the connecting rod 16, so that a friction moment is generated between the right friction disk 6 and the left friction disk 1, the rising of the rotating speed of the central shaft 26 is limited, the spring force can be manually adjusted, a certain descending resistance is provided when the centrifugal force is not generated at the initial moment of descending, and the stability of the whole process speed is ensured.
Referring to fig. 1 and 2, as a specific embodiment of the friction type high-rise escape descent control device provided by the utility model, the descent control device can also enable the steel wire rope 31 to be retracted through the direct current motor 11, in the rope retraction process, the direct current motor 11 is required to be switched to the ascending position, the direct current motor 11 can drive the motor gear 10 to rotate, the motor gear 10 is meshed with the rope winding drum gear 14, the rope winding drum gear 14 is connected with the rope winding drum 13 through the bolt 30, the rope winding drum gear 30 can drive the rope winding drum 13 to rotate, then the rope is retracted, and the rope winding drum 13 is connected with the central shaft 26 through the one-way bearing 12, so that the central shaft 26 is not driven to rotate in the rope retraction process, and resistance does not exist in the rope retraction process.
Referring to fig. 1 to 7, the connection relationship between the components is: the upper housing 21 and the lower housing 8 are fixedly connected together by bolts 32, a central shaft 26 is supported on the central shaft 26 by a pair of tapered roller bearings 20, a left friction disk 1 is mounted on the housing by bolts 22, a friction plate 2 is mounted on the left friction disk 1 by bolts 23, a right friction disk 6 is mounted on the central shaft 26 by sliding keys 24, a friction plate 3 is mounted on the right friction disk 6 by bolts 23, a supporting disk 7 is mounted on the central shaft 26 by keys, a centrifugal disk 9 is mounted on the central shaft 26 by keys, a connecting rod 16 is mounted on the supporting disk 7 by a support 17, a rope drum 13 is supported on the central shaft 26 by a pair of unidirectional bearings 12, a direct current motor 11 is mounted on the upper housing 8 by bolts 29, a motor gear 10 is mounted on the motor shaft by keys, and a rope drum gear 14 is mounted on the rope drum 13 by bolts 30.
The compression spring 27 is a coil spring, and can achieve a large elastic force change in a large size change range, and has a large adjustable range. The centrifugal block 15, the pressing block 19 and the inclined grooves 4 and 5 are required to be subjected to surface hardening treatment so as to ensure that deformation does not occur in the working process of the descent control device. The wire rope 31 adopts an aviation wire rope, so that the use strength is ensured. The direct current motor 11 is driven by a lithium battery, and the parts of the whole descent control device are made of fireproof and flame-retardant materials.
Referring to fig. 2, 5 and 6, as a specific embodiment of the friction type high-rise escape descent control device provided by the utility model, 4 evenly-distributed round holes 35 are formed in the periphery of a centrifugal disc 9, a compression spring 27 and a centrifugal block group 15 can be placed in the centrifugal disc, the centrifugal block group 15 is divided into an upper centrifugal block and a lower centrifugal block, the upper centrifugal block can move in the round holes 35, the upper centrifugal block is in contact with a connecting rod 16, the lower centrifugal block is in contact with the compression spring 27, a screw 37 is arranged in the upper centrifugal block, and the compression amount of the compression spring 27 can be changed by adjusting the screw 37 in the upper centrifugal block, so that the pretightening force borne by the connecting rod 16 is changed, and the initial friction moment of the descent control device is changed.
Referring to fig. 2, 3, 4 and 7, as a specific embodiment of the friction type high-rise escape descent control device provided by the present utility model, when the descent control device is used, gravity of an evacuee drives a central shaft 26 to rotate, the central shaft 26 drives a supporting disc 7, a centrifugal disc 9, a right friction disc 6, a centrifugal block group 15, a pressing spring 27, a connecting rod 16 and a pressing block 19 to rotate, firstly, the centrifugal disc 9 rotates to drive the centrifugal block 15 to rotate, the centrifugal block group 15 generates centrifugal force to move outwards, and in addition, the pressing spring 27 also generates a certain initial spring force, the spring force is transmitted to the centrifugal block group 15, and because the centrifugal block group 15 contacts with the connecting rod 16, the centrifugal force of the centrifugal block group 15 is transmitted to the connecting rod 16, the connecting rod 16 rotates through a support 18 on the supporting disc 7 and transmits force amplification to a pressing block 19, and the pressing block 19 transmits force to a chute 4 of the right friction disc 6 and a chute 5 of the supporting disc 7, and the force applied by the pressing block 19 is counteracted by the force applied by the pressing block 15, and the axial force generated by the right friction disc 6 is counteracted by the axial force generated by the supporting disc 7 and the central shaft 26, so that the friction disc 1 generates a force is blocked by the axial force of the right friction disc 6 and the friction disc 1 rises up to the friction disc 1.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (11)
1. A friction type high-rise escape descent control device, which is characterized by comprising:
the upper shell and the lower shell are used for being fixed on a wall body;
the central shaft is arranged in the upper shell and the lower shell and is rotationally connected with the upper shell and the lower shell;
the left friction disc is fixedly arranged on the upper shell and the lower shell;
the right friction disc is fixedly arranged on the central shaft and can axially move along the central shaft, one end face of the right friction disc is a plane, and the other end face of the right friction disc is provided with four chute which are uniformly distributed;
the support disc is fixedly arranged on the central shaft, one end face of the support disc is a plane, four evenly-distributed inclined grooves are formed in the other end face of the support disc, and four evenly-distributed supports are circumferentially arranged on the support disc;
the centrifugal disc is fixedly arranged on the central shaft, two end faces are planes, and four evenly distributed round holes are formed in the circumferential direction;
the number of the pressing blocks is four, the pressing blocks are triangular prisms, and the pressing blocks are arranged in the chute between the right friction disc and the supporting disc;
the number of the connecting rods is four, the connecting rods are rectangular, two pin holes are formed in the connecting rods, and a U-shaped groove is formed in one end of each connecting rod;
the centrifugal block groups are four in number and respectively consist of two centrifugal blocks, and one of the centrifugal blocks is internally provided with a screw for adjustment;
the number of the compression springs is four, and the types of the compression springs are spiral springs;
a rope drum mounted on the central shaft;
the rope collecting mechanism is respectively arranged on the shell and the rope winding drum;
the steel wire rope is wound on the rope winding drum;
is fixedly connected together through bolts.
2. The friction type high-rise escape descent control device according to claim 1, wherein the upper casing and the lower casing are fixedly connected together by bolts.
3. The friction type high-rise escape descent control device according to claim 1, wherein the left friction disc and the right friction disc are respectively provided with friction plates, and the friction plates are mutually contacted when being installed.
4. The friction type high-rise escape descent control device according to claim 1, wherein four chute angles uniformly distributed on the right friction disc are sixty degrees, four chute angles uniformly distributed on the supporting disc are sixty degrees, and the chute on the right friction disc corresponds to the chute of the supporting disc one by one when being installed.
5. The friction type high-rise escape descent control device according to claim 1, wherein the outer diameters of the left friction disc, the right friction disc, the supporting disc and the centrifugal disc are equal in size, and the distance between the centrifugal disc and the supporting disc is three times that between the right friction disc and the supporting disc.
6. The friction type high-rise escape descent control device according to claim 1, wherein the end face of the triangular prism pressing block is an equilateral triangle, and a rectangular face is provided with a pin seat.
7. The friction type high-rise escape descent control device according to claim 1, wherein two pin holes on the connecting rod are used for being connected with a support of the pressing block and a support of the supporting disc, and the length of the connecting rod meets the distance between the right friction disc and the centrifugal disc.
8. The friction type high-rise escape descent control device according to claim 1, wherein the centrifugal block group and the compression springs are arranged in round holes on the centrifugal disc, the centrifugal block is in contact with the connecting rod, and the compression amount of the compression springs can be adjusted by adjusting screws in the centrifugal block.
9. A friction type high-rise escape descent control device according to claim 1, wherein the rope drum is mounted on the central shaft by a pair of one-way bearings so as to be rotatable in one direction about the central shaft.
10. The friction type high-rise escape descent control device according to claim 1, wherein the rope collecting mechanism comprises a direct current motor, a motor gear and a rope winding drum gear.
11. The friction type high-rise escape descent control device according to claim 10, wherein the direct current motor is mounted on the housing, the rope drum gear is fixedly mounted on the rope drum, and the gear ratio of the motor gear to the rope drum gear is one to two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221741056.9U CN219050163U (en) | 2022-07-08 | 2022-07-08 | Friction type high-rise escape descent control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221741056.9U CN219050163U (en) | 2022-07-08 | 2022-07-08 | Friction type high-rise escape descent control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219050163U true CN219050163U (en) | 2023-05-23 |
Family
ID=86348937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221741056.9U Active CN219050163U (en) | 2022-07-08 | 2022-07-08 | Friction type high-rise escape descent control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219050163U (en) |
-
2022
- 2022-07-08 CN CN202221741056.9U patent/CN219050163U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102125733B (en) | Mechanical type descent control device for escaping from high-rise building | |
| CN103877680B (en) | Recoverable fall-slowing device for rescuing from high building | |
| CN203829496U (en) | Purely-mechanical self-help high-rise escape device | |
| CN113877086B (en) | Automatic boosting speed-regulating escape descent control device | |
| CN219050163U (en) | Friction type high-rise escape descent control device | |
| CN206631025U (en) | Centrifugal brake formula escape slow-lowering device | |
| CN210813572U (en) | High-rise descent control device | |
| CN102671315A (en) | Slowly-dropping escape device | |
| WO2010151907A1 (en) | Rescue equipment for high-rise building | |
| US8499890B2 (en) | Personal escape device | |
| CN211008305U (en) | Braking device for slowing down descending speed of fireproof rolling shutter door | |
| CN210620088U (en) | Safe quick-falling device | |
| CN110585615B (en) | Conveyor | |
| CN110585613B (en) | High-rise escape device | |
| CN110589700A (en) | Safe quick-falling device | |
| CN203408381U (en) | Frictional high-rise escape device | |
| CN201840794U (en) | Speed-self-adjustable high-rise escaping device | |
| CN215938813U (en) | Brake device of high-rise escape device | |
| CN205494707U (en) | Package of fleing slowly falls in civilian high building | |
| CN218391902U (en) | Double-ball centrifugal friction type slow descending device | |
| CN112263790B (en) | Automatic slowly-descending protection device | |
| CN217015105U (en) | Escape descent control device for high-rise building | |
| CN111013030B (en) | High-rise escape speed reduction device | |
| CN221014214U (en) | Rescue escape device | |
| CN106334278B (en) | High-rise escape device and backpack using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |