CN104056369A - High-altitude slow descending device - Google Patents
High-altitude slow descending device Download PDFInfo
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- CN104056369A CN104056369A CN201410345149.3A CN201410345149A CN104056369A CN 104056369 A CN104056369 A CN 104056369A CN 201410345149 A CN201410345149 A CN 201410345149A CN 104056369 A CN104056369 A CN 104056369A
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- supporting plate
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Abstract
The invention discloses a high-altitude slow descending device. The high-altitude slow descending device comprises a support plate, gears, rope constraining wheels, a steel wire rope and a hollow rod. The number of the gears is two, and the two gears are mutually meshed and are fixed onto the support plate in a rotatable mode. The number of the rope constraining wheels is two and the two rope constraining wheels are coaxial with the two gears respectively and are fixed onto the corresponding gears respectively. The steel wire rope is wound between the two rope constraining wheels. The hollow rod is fixed to the upper end of the support plate and the steel wire rope penetrates through the inner portion of the hollow rod. The high-altitude slow descending device further comprises an automatic brake device and a manual brake device. The automatic brake device comprises a brake spring with pre-tension so as to drive the brake device to brake the rope constraining wheels. The manual brake device is used for conducting manual braking on downward sliding. The high-altitude slow descending device has the advantages of being capable of conducting automatic braking, safe, reliable, low in cost, convenient to carry, high in storey height adaptability and the like.
Description
Technical field
The present invention relates to a kind of escape device, particularly a kind of high-altitude slow-descending equipment.
Background technology
Along with Chinese society expanding economy, people's material life must improve, and high-frequency fire incident is also more and more.Solve current high building fire fighting and bring into schedule, the high-rise emergency escape of personnel is very urgent with safe escape problem.
The slowly descending device for high building speed generally using is at present uncontrollable, friction force of steel rope deficiency, easily skids, and is prone to the problem such as fall in decline process; In addition, traditional escape device generally use reel by wire rope roll around together, if story height, after reeling so, the volume of whole device is large, Heavy Weight, is not easy to carry; Also there is the problems such as complicated operation, for example, when traditional slow descending device uses, need first hand brake, when user uses at a pinch, easily make mistakes, cause life danger; Or user is timid and the problem such as dare not attempt, and must could use through special training, is difficult to carry out large popular popularization;
Summary of the invention
The object of the present invention is to provide a kind of high-altitude slow-descending equipment, overcome traditional escape device for high-rise buildings can not Braking mode, friction force of steel rope deficiency, easily skid, volume is large, the uncontrollable shortcoming of speed.
For achieving the above object, the invention provides a kind of high-altitude slow-descending equipment, comprise supporting plate, gear, binding yarn wheel, steel wire rope and hollow stem; Gear is two and intermeshing and be fixed on supporting plate in the mode that can rotate; Binding yarn wheel has two, and these two binding yarns wheels are coaxial with two gears and be individually fixed on corresponding gear respectively; Wirerope-winding is between two binding yarn wheels; Hollow stem is fixed on supporting plate upper end, and steel wire rope passes from hollow stem inside; Also comprise,
Self-braking device, it comprises that the tripping spring that is provided with pretension is to pin down brake apparatus, halved tie rope sheave is braked; And
Manual braking device, it is for carrying out hand brake to gliding.
In technique scheme, self-braking device comprises the brake block I, plectrum I, handle I, tripping spring, screw rod, nut, stay cord I and the driving lever I that are arranged at binding yarn wheel inner side, the inner face of brake block I and binding yarn wheel is reserved with gap, handle I leading portion be connected with the plectrum I that brake block I can be extrapolated, nut is fixed on supporting plate and with screw flight and is connected, screw rod is connected with handle I end by tripping spring, and tripping spring has downward pretension to handle I end; Stay cord I one end is fixedly connected with handle I end, and the other end upwards extends through solid rope point I and is fixedly connected with driving lever I, and driving lever I is fixedly connected on hollow stem outer surface by solid bar point I.
In technique scheme, manual braking device comprises brake block II, plectrum II, handle II, stay cord II and driving lever II, and the inner face of brake block II and binding yarn wheel is reserved with gap; Handle II one end be connected with the plectrum II that brake block can be extrapolated, and its other end is fixedly connected with one end of stay cord II, and the other end of stay cord II is fixedly connected with driving lever II by solid rope point II, and driving lever II is fixedly connected on hollow stem outer surface by solid bar point II.
In technique scheme, the present invention also comprises and intermeshing the first planetary gear of gear, and with intermeshing the second planetary gear of this first planetary gear, this second planetary gear cooperatively interacts to compress with the solid rope sheave I of admittedly restricting in member the steel wire rope passing from centre.
In technique scheme, the present invention also comprises solid rope member, it comprises cradling piece, head rod, the second connecting rod, solid rope sheave I, solid rope sheave II, solid rope sheave III, the first movable spring and the second movable spring, cradling piece is fixedly installed on supporting plate, head rod one end is connected with cradling piece is rotating, and the other end of head rod is connected with solid rope sheave III, and the middle part of head rod is connected with cradling piece by the first movable spring; Second connecting rod one end is connected with cradling piece is rotating, and the middle part of the second connecting rod and the other end are connected with solid rope sheave II, solid rope sheave I respectively, Gu rope sheave II is connected with cradling piece by the second movable spring with the middle part of consolidating the second connecting rod between rope sheave I;
In technique scheme, admittedly the member of restricting also comprises spanner, swing arm; Spanner is fixed on supporting plate by the first fixing point, and is flexibly connected with cradling piece one end by the first moving point; Swing arm is fixed on supporting plate by the second fixing point, and is flexibly connected with the other end of cradling piece by the second moving point.
In technique scheme, the diameter of binding yarn wheel is less than the diameter of gear.
In technique scheme, the present invention also comprises centrifugal friction type deceleration device, and it comprises holder, brake disc, friction hoof piece, travelling gear, power transmission shaft, and holder is fixed on supporting plate, brake disc is fixed on holder, and friction hoof piece is adjacent on brake disc; One side of this centrifugal friction type deceleration device is provided with and the intermeshing travelling gear of gear, and travelling gear is fixed on one end of power transmission shaft, and the other end of this power transmission shaft is connected by spring with friction hoof piece.
In technique scheme, supporting plate lower end is fixed with pedal.
In technique scheme, hollow stem upper end is fixedly connected with two directive wheels, and two directive wheels lead do not produce friction with hollow stem inwall to the steel wire rope passing from hollow stem.
The present invention is first fixed on firm place by the upper end of steel wire rope in use, directly transfer to bottom of the building lower end, user stands on pedal, can lie on supporting plate with safety belt again, in the time that human motion arrives outside, eminence edge, the driving lever I pressing down gradually in self-braking device can steadily glide, and runs into dangerous situation or the special circumstances such as terrified midway and can unclamp rapidly driving lever I and can brake in time, after handling special circumstances, presses down gently under driving lever I and slides to ground.
Compared with prior art, the present invention has following beneficial effect:
This device is applicable to all kinds of skyscrapers as the place such as office building, office building, public place of entertainment, hospital, school is equipped with, and can be also the rescue device of fire department, also can be used for work high above the ground etc. and need at the uniform velocity delay the occasion of falling.This device characteristic:
1, the present invention has self-braking device, and itself is before use in braking, and user presses down gently driving lever I and just can glide, in the time running into dangerous situation instinct unclamp driving lever I, this device just can self-actuating brake, reduces user's fear, the lifting sense of security.
2, the present invention has solid rope member, can prevent steel wire rope derailing, increase frictional force, ensures to glide smoothly firm.
2, with low cost.Volume of the present invention is little, lightweight, part is few, simple in structure, low cost of manufacture.
4, be convenient for carrying.Due to compact conformation, parts are simplified, without by wire rope roll around, so occupy little space, be beneficial to and carry.
5, height applicability is strong.In the present invention, the length of steel wire rope can customize according to the story height at user place, is applicable to the floor of differing heights, and high-rise building is still applicable.
Brief description of the drawings
Fig. 1 is the Facad structure schematic diagram of high-altitude slow-descending equipment of the present invention.
Fig. 2 is the structure schematic diagram of high-altitude slow-descending equipment of the present invention.
Fig. 3 is the intermeshing structural representation of high-altitude slow-descending equipment middle gear of the present invention.
Fig. 4 is the structural representation of self-braking device in high-altitude slow-descending equipment of the present invention.
Fig. 5 is the structural representation of manual braking device in high-altitude slow-descending equipment of the present invention.
Fig. 6 is the structural representation of member of admittedly restricting in high-altitude slow-descending equipment of the present invention.
Fig. 7 is the structural representation of centrifugal friction type deceleration device in high-altitude slow-descending equipment of the present invention.
Main description of reference numerals:
1-supporting plate;
2-pedal;
3-steel wire rope;
The 4-member of admittedly restricting, 41-spanner, 42-cradling piece, 431-the first movable spring, 432-the second movable spring, the solid rope sheave I of 441-, the solid rope sheave II of 442-, the solid rope sheave III of 443-, 451-the first fixing point, 452-the second fixing point, 461-the first moving point, 462-the second moving point, 47-swing arm, 48-head rod, 49-the second connecting rod;
5-the second planetary gear;
6-the first planetary gear;
7-self-braking device, 71-brake block I, 72-plectrum I, 73-handle I, 74-tripping spring, 75-screw rod, 76-nut, 77-stay cord I, a 781-I of admittedly restricting, the solid bar point I of 782-, 79-driving lever I;
8-manual braking device, 81-brake block II, 82-plectrum II, 83-handle II, 84-stay cord II, 85-driving lever II, the solid bar point II of 861-, a 862-II of admittedly restricting;
9-gear;
10-binding yarn wheel.
11-centrifugal friction type deceleration device, 111-brake disc, 112-holder, 113-friction hoof piece, 114-travelling gear, 115-power transmission shaft;
12-hollow stem;
13-directive wheel.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention is not subject to the restriction of detailed description of the invention.Unless separately there is other clearly to represent, otherwise in whole description and claims, term " comprises " or its conversion was stated being understood to include as " comprising " or " including " etc. element or part, and do not get rid of other element or other part.
Embodiment
As shown in Fig. 1 to 7, high-altitude slow-descending equipment of the present invention, comprises supporting plate 1, gear 9, binding yarn wheel 10, steel wire rope 3 and hollow stem 12; Gear 9 is two and intermeshing and be fixed on supporting plate 1 in the mode that can rotate; Binding yarn wheel 10 has two, and these two binding yarns wheels are coaxial with two gears 9 and be individually fixed on corresponding gear 9 respectively, and binding yarn is taken turns the diameter that 10 diameter is less than gear 9; Steel wire rope 3 is wound between two binding yarn wheels 10; Hollow stem 12 is fixed on supporting plate 1 upper end, and steel wire rope 3 passes from hollow stem 12 inside; Hollow stem 12 upper ends are fixedly connected with 13, two directive wheels 13 of two directive wheels the steel wire rope 3 passing from hollow stem 12 are led to do not produce friction with hollow stem 12 inwalls; Supporting plate 1 lower end is fixed with pedal 2.
High-altitude slow-descending equipment of the present invention is provided with self-braking device 7, and it comprises that the tripping spring that is provided with pretension pins down brake apparatus, brakes with halved tie rope sheave 10; Self-braking device 71 comprises that being arranged at binding yarn takes turns the brake block I 71 of 10 inner sides, plectrum I 72, handle I 73, tripping spring 74, screw rod 75, nut 76, stay cord I 77 and driving lever 79, brake block I 71 is reserved with gap with the inner face of binding yarn wheel 10, handle I 73 leading portions are connected with the plectrum 72 that brake block I 71 can be extrapolated, nut 76 is fixed on supporting plate 1 and with screw rod 75 and is threaded, screw rod 75 is connected with handle I 73 ends by tripping spring 74, and tripping spring 74 has downward pretension to handle I 73 ends; Stay cord I 77 one end are fixedly connected with handle I 73 ends, and the other end upwards extends through solid rope point I 781 and is fixedly connected with driving lever I 79, and driving lever I 79 is fixedly connected on hollow stem 12 outer surfaces by solid bar point I 782.User presses down gently driving lever I and just can glide, in the time running into dangerous situation instinct unclamp driving lever I, this device just can self-actuating brake, reduces user's fear, promotes the sense of security.
High-altitude slow-descending equipment of the present invention is provided with manual braking device 8, and it is for carrying out hand brake to gliding.Manual braking device 8 comprises brake block II 81, plectrum II 82, handle II 83, stay cord II 84 and driving lever II 85, and brake block II 81 is reserved with gap with the inner face of binding yarn wheel 10; Handle II 83 one end be connected with the plectrum II 82 that brake block can be extrapolated, its other end is fixedly connected with one end of stay cord II 84, the other end of stay cord II 84 is fixedly connected with driving lever II 85 by solid rope point II 862, and driving lever II 85 is fixedly connected on hollow stem 12 outer surfaces by solid bar point II 861.Manual braking device 8, as the second braking scheme of the present invention, gives practical sense and the sense of security, and composition is braked dual fail-safe together with self-braking device 7, guarantees user's use safety.
High-altitude slow-descending equipment of the present invention is provided with and intermeshing the first planetary gear 6 of gear, and with intermeshing the second planetary gear 5 of this first planetary gear 6, this second planetary gear 5 cooperatively interacts to compress with the solid rope sheave I 441 of admittedly restricting in member 4 steel wire rope 3 passing from centre.In dropping process, it is driving force that steel wire rope 3 is taken turns 10 frictional force to binding yarn, this drive force gear 9 clockwise rotates, gear 9 drives the first planetary gear 6 to rotate counterclockwise again, the first planetary gear 6 drives the second planetary gear 5 to clockwise rotate, the second planetary gear 5 has pressure to steel wire rope 3, when it clockwise rotates to steel wire rope 3 frictional force upwards, to reach the effect that slows down.
High-altitude slow-descending equipment of the present invention is provided with solid rope member 4, it comprises cradling piece 42, head rod 48, the second connecting rod 49, solid rope sheave I 441, solid rope sheave II 442, solid rope sheave III 443, the first movable spring 431 and the second movable spring 432, cradling piece 42 is fixedly installed on supporting plate 1, head rod 48 one end are connected with cradling piece 42 is rotating, the other end of head rod 48 is connected with solid rope sheave III 443, and the middle part of head rod 48 is connected with cradling piece 42 by the first movable spring 431; Second connecting rod 49 one end are connected with cradling piece 42 is rotating, the middle part of the second connecting rod 49 and the other end are connected with solid rope sheave II 442, solid rope sheave I 441 respectively, Gu rope sheave II 442 is connected with cradling piece 42 by the second movable spring 432 with the middle part of consolidating the second connecting rod 49 between rope sheave I 441; Admittedly restrict, member 4 also comprises spanner 41, swing arm 47; Spanner 41 is fixed on supporting plate 1 by the first fixing point 451, and is flexibly connected with cradling piece 42 one end by the first moving point 461; Swing arm 47 is fixed on supporting plate 1 by the second fixing point 452, and is flexibly connected with the other end of cradling piece 42 by the second moving point 462.Admittedly restrict, member 4 is dismountable being arranged on supporting plate 1: due to the existence of the first fixing point 451 and the second fixing point 452, when spanner 41 is pulled clockwise, drive cradling piece 42 to move to left, drive swing arm 47 to swing clockwise, solid rope sheave admittedly restrict in member 4 can depart from around binding yarn takes turns the steel wire rope 3 on 10, then the whole member 4 of admittedly restricting departs from supporting plate 1, reaches dismountable object.Admittedly restrict, member 4 can increase pressure to increase frictional force upwards to steel wire rope 3, also can prevent that on the other hand steel wire rope 3 from departing from binding yarn wheel 10.
High-altitude slow-descending equipment of the present invention is provided with centrifugal friction type deceleration device 11, it comprises holder 112, brake disc 111, friction hoof piece 113, travelling gear 114, power transmission shaft 115, holder 112 is fixed on supporting plate 1, brake disc 111 is fixed on holder 112, and friction hoof piece 113 is adjacent on brake disc 111; One side of this centrifugal friction type deceleration device 11 is provided with and the intermeshing travelling gear 114 of gear 9, and travelling gear 114 is fixed on one end of power transmission shaft 115, and the other end of this power transmission shaft 115 is connected by spring with friction hoof piece 113.Centrifugal friction type deceleration device 11 can be eliminated acceleration of gravity, and reduction of speed is steadily even, and the sense of security is strong.
The present invention is first fixed on firm place by the upper end of steel wire rope 3 in use, directly transfer to bottom of the building lower end, user stands on pedal 2, can lie on supporting plate 1 with safety belt again, in the time that human motion arrives outside, eminence edge, the driving lever I 79 pressing down gradually in self-braking device 7 can steadily glide, and runs into dangerous situation or the special circumstances such as terrified midway and can unclamp rapidly driving lever I 79 and can brake in time, presses down gently driving lever I and slide to ground 79 times after handling special circumstances.
The aforementioned description to concrete exemplary of the present invention is in order to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.Exemplary embodiment is selected and the object described is to explain certain principles of the present invention and practical application thereof, thereby made those skilled in the art can realize and utilize various exemplary of the present invention and various selection and change.Scope of the present invention is intended to be limited by claims and equivalents thereof.
Claims (10)
1. a high-altitude slow-descending equipment, is characterized in that: comprise supporting plate (1), gear (9), binding yarn wheel (10), steel wire rope (3) and hollow stem (12); Described gear (9) is two and intermeshing and be fixed on described supporting plate (1) in the mode that can rotate; Described binding yarn wheel (10) has two, and these two binding yarns wheels are coaxial with described two gears (9) and be individually fixed on corresponding described gear (9) respectively; Described steel wire rope (3) is wound between described two binding yarns wheels (10); Described hollow stem (12) is fixed on described supporting plate (1) upper end, and described steel wire rope (3) passes from described hollow stem (12) inside; Also comprise,
Self-braking device (7), it comprises that the tripping spring that is provided with pretension is to pin down brake apparatus, halved tie rope sheave (10) is braked; And
Manual braking device (8), it is for carrying out hand brake to gliding.
2. high-altitude slow-descending equipment according to claim 1, it is characterized in that: described self-braking device (7) comprises the brake block I (71) that is arranged at described binding yarn wheel (10) inner side, plectrum I (72), handle I (73), tripping spring (74), screw rod (75), nut (76), stay cord I (77), and driving lever (79), described brake block I (71) is reserved with gap with the inner face of described binding yarn wheel (10), described handle I (73) leading portion be connected with the plectrum (72) that described brake block I (71) can be extrapolated, described nut (76) is fixed on described supporting plate (1) above and is threaded with described screw rod (75), described screw rod (75) is connected with described handle I (73) end by described tripping spring (74), described tripping spring (74) has downward pretension to described handle I (73) end, described stay cord I (77) one end is fixedly connected with handle I (73) end, the other end upwards extends through solid rope point I (781) and is fixedly connected with described driving lever I (79), and described driving lever I (79) is fixedly connected on described hollow stem (12) outer surface by solid bar point I (782).
3. high-altitude slow-descending equipment according to claim 1, it is characterized in that: described manual braking device (8) comprises brake block II (81), plectrum II (82), handle II (83), stay cord II (84) and driving lever II (85), described brake block II (81) is reserved with gap with the inner face of described binding yarn wheel (10); Described handle II (83) one end be connected with the plectrum II (82) that described brake block can be extrapolated, its other end is fixedly connected with one end of described stay cord II (84), the other end of described stay cord II (84) is fixedly connected with described driving lever II (85) by solid rope point II (862), and described driving lever II (85) is fixedly connected on described hollow stem (12) outer surface by solid bar point II (861).
4. high-altitude slow-descending equipment according to claim 1, it is characterized in that: also comprise and intermeshing the first planetary gear of described gear (6), and with this intermeshing the second planetary gear of the first planetary gear (6) (5), this second planetary gear (5) and described solid rope sheave I (441) of admittedly restricting in member (4) cooperatively interact to compress the steel wire rope (3) passing from centre.
5. high-altitude slow-descending equipment according to claim 1, it is characterized in that: also comprise solid rope member (4), it comprises cradling piece (42), head rod (48), the second connecting rod (49), Gu rope sheave I (441), Gu rope sheave II (442), Gu rope sheave III (443), the first movable spring (431), and second movable spring (432), described cradling piece (42) is fixedly installed on described supporting plate (1), described head rod (48) one end and rotating connection of described cradling piece (42), the other end of described head rod (48) is connected with described solid rope sheave III (443), the middle part of described head rod (48) is connected with described cradling piece (42) by described the first movable spring (431), described the second connecting rod (49) one end and rotating connection of described cradling piece (42), the middle part of described the second connecting rod (49) and the other end are connected with described solid rope sheave II (442), solid rope sheave I (441) respectively, and the middle part of described the second connecting rod (49) between described solid rope sheave II (442) and solid rope sheave I (441) is connected with described cradling piece (42) by described the second movable spring (432).
6. high-altitude slow-descending equipment according to claim 4, is characterized in that: the described member (4) of admittedly restricting also comprises spanner (41), swing arm (47); It is upper that described spanner (41) is fixed on described supporting plate (1) by the first fixing point (451), and be flexibly connected with described cradling piece (42) one end by the first moving point (461); It is upper that described swing arm (47) is fixed on described supporting plate (1) by the second fixing point (452), and be flexibly connected with the other end of described cradling piece (42) by the second moving point (462).
7. high-altitude slow-descending equipment according to claim 1, is characterized in that: the diameter of described binding yarn wheel (10) is less than the diameter of described gear (9).
8. high-rise building safety escape device according to claim 1, it is characterized in that: also comprise centrifugal friction type deceleration device (11), it comprises holder (112), brake disc (111), friction hoof piece (113), travelling gear (114), power transmission shaft (115), described holder (112) is fixed on described supporting plate (1), it is upper that described brake disc (111) is fixed on described holder (112), and described friction hoof piece (113) is adjacent on described brake disc (111); One side of this centrifugal friction type deceleration device (11) is provided with and the intermeshing travelling gear of described gear (9) (114), described travelling gear (114) is fixed on one end of described power transmission shaft (115), and the other end of this power transmission shaft (115) is connected by spring with described friction hoof piece (113).
9. high-rise building safety escape device according to claim 1, is characterized in that: described supporting plate (1) lower end is fixed with pedal (2).
10. high-rise building safety escape device according to claim 1, it is characterized in that: described hollow stem (12) upper end is fixedly connected with two directive wheels (13), described two directive wheels (13) lead do not produce friction with hollow stem (12) inwall to the steel wire rope (3) passing from hollow stem (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410345149.3A CN104056369B (en) | 2014-07-18 | 2014-07-18 | High-altitude slow descending device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410345149.3A CN104056369B (en) | 2014-07-18 | 2014-07-18 | High-altitude slow descending device |
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| Publication Number | Publication Date |
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| CN104056369A true CN104056369A (en) | 2014-09-24 |
| CN104056369B CN104056369B (en) | 2017-01-11 |
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| CN201410345149.3A Active CN104056369B (en) | 2014-07-18 | 2014-07-18 | High-altitude slow descending device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105879248A (en) * | 2015-01-05 | 2016-08-24 | 黄国勤 | Double-brake type emergency escape device |
| CN107261349A (en) * | 2017-08-11 | 2017-10-20 | 刘雪娜 | A kind of locking control device of self for descending lifeline |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201807102U (en) * | 2010-09-03 | 2011-04-27 | 徐州工业职业技术学院 | Lever force amplification damping type high-rise slow descent escape device |
| CN102600563A (en) * | 2011-01-20 | 2012-07-25 | 兰溪市正顺木业有限公司 | Escape device for high buildings |
| CN203017599U (en) * | 2012-12-25 | 2013-06-26 | 青岛滨海学院 | High-rise escape device |
| CN203060616U (en) * | 2013-01-31 | 2013-07-17 | 邢阡陌 | High-rise building escape device |
| CN204293711U (en) * | 2014-07-18 | 2015-04-29 | 江庆儒 | A kind of high-altitude slow-descending equipment |
-
2014
- 2014-07-18 CN CN201410345149.3A patent/CN104056369B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105879248A (en) * | 2015-01-05 | 2016-08-24 | 黄国勤 | Double-brake type emergency escape device |
| CN107261349A (en) * | 2017-08-11 | 2017-10-20 | 刘雪娜 | A kind of locking control device of self for descending lifeline |
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| Publication number | Publication date |
|---|---|
| CN104056369B (en) | 2017-01-11 |
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Application publication date: 20140924 Assignee: LUCHUAN COUNTY ZHIQIANG MOTOR FACTORY Assignor: Jiang Qingru Contract record no.: 2017450000029 Denomination of invention: High-altitude slow descending device Granted publication date: 20170111 License type: Common License Record date: 20171024 |
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Effective date of registration: 20200601 Address after: 537717 no.23-1, Chencun team, Ludong village, Liangtian Town, Luchuan County, Yulin City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Luchuan RUFENG Machinery Technology Co., Ltd Address before: 537719, the Guangxi Zhuang Autonomous Region, Yulin, Lu Chuan County, the ancient town of land village, a large slope of a team No. 40-1 Patentee before: Jiang Qingru |
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Effective date of registration: 20201124 Address after: 277000 No.1 Weisan Road, West District, economic development zone, Xuecheng District, Zaozhuang City, Shandong Province Patentee after: Shandong Jinjia Packaging Technology Co., Ltd Address before: 537717 no.23-1, Chencun team, Ludong village, Liangtian Town, Luchuan County, Yulin City, Guangxi Zhuang Autonomous Region Patentee before: Guangxi Luchuan RUFENG Machinery Technology Co., Ltd |