CN201592953U - Steel wire rope breaking protection device - Google Patents
Steel wire rope breaking protection device Download PDFInfo
- Publication number
- CN201592953U CN201592953U CN2009202792391U CN200920279239U CN201592953U CN 201592953 U CN201592953 U CN 201592953U CN 2009202792391 U CN2009202792391 U CN 2009202792391U CN 200920279239 U CN200920279239 U CN 200920279239U CN 201592953 U CN201592953 U CN 201592953U
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- steel rope
- voussoir
- rope
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Abstract
The utility model discloses a steel wire rope breaking protection device, which comprises a crown bar (1), a crown bar pulley (2), a piston driver (3), clamping elements (4), a connection rod (5) and a steel wire rope (7), wherein one end of the top rod (1) is connected with the piston driver (3); the other end of the top rod (1) is connected with the top rope pulley (2); the top rope pulley (2) is slidably connected with the steel wire rope (7); one end of the connection rod (5) is connected with the top rod (1); the other end of the connection rod (5) is connected with the clamping elements (4); the clamping elements are symmetrically distributed on the left side and the right side of the steel wire rope (7); and the clamping elements (4) clamp the steel wire rope (7) when the steel wire rope is broken. The steel wire rope breaking protection device can instantly clamp the steel wire rope when the steel wire rope is broken, enables the steel wire rope to be static, and prevents accidents.
Description
Technical field
The utility model relates to mechanical field, particularly relates to a kind of wire rope breaking fender guard.
Background technology
Hoist rope is the consumable accessory of consumption maximum in the erecting equipment, and the safety of its use and reliability play a part very important in the entire equipment operational process.At present, though according to safety requirements hoist rope is carried out regular inspection and maintenance, the disconnected rope of hoist rope events incidence is still very high.In erecting equipment hoists process, in case hoist rope fractures, the weight of its carrying will produce very big potential safety hazard to the staff in the erecting equipment operating range.
The utility model content
The utility model discloses a kind of wire rope breaking fender guard, be used for when fracture suddenly takes place steel rope, moment clamps steel rope, makes the steel rope of fracture static, prevents the generation of accident.
The utility model discloses a kind of wire rope breaking fender guard, comprising: push rod (1), top rope pulley (2), pushing member (3), clamping element (4), connecting rod (5) and steel rope (7), wherein,
One end of push rod (1) is connected with pushing member (3), and the other end is connected with top rope pulley (2), top rope pulley (2) and steel rope (7) sliding block joint;
One end of connecting rod (5) is connected with push rod (1), and the other end is connected with clamping element (4), and clamping element (4) is symmetrically distributed in the left and right sides of steel rope (7), and clamping element (4) clamps steel rope (7) when fracture takes place steel rope.
Wherein, top rope pulley (2) is under the thrust of pushing member (3), and all the time with steel rope (7) sliding block joint, the top rope pulley (2) of steel rope (7) left and right sides is in different level heights with the sliding block joint point of steel rope (7);
When fracture took place steel rope, pushing member (3) promoted top rope pulley (2) to steel rope (7) side shifting.
Wherein, an end of push rod (1) is captiveed joint with pushing member (3), and the other end of push rod (1) and top rope pulley (2) are rotationally connected, and connecting rod (5) is given clamping element (4) with the Motion Transmission of push rod (1).
Wherein, also comprise, dull and stereotyped (6),
Dull and stereotyped (6) and the parallel distribution of steel rope (7), steel rope (7) equates to the horizontal throw of dull and stereotyped (6) left and right sides.
Wherein, pushing member (3) comprising:
Spring (31), or motor.
Wherein, when pushing member (3) is spring (31),
Spring (31) is fixed on the differentiated levels of flat board (6) left and right sides, and steel rope (7) is equal to the horizontal throw of dull and stereotyped (6) upper spring (31) attachment point.
Wherein, clamping element (4) comprising:
Fixedly voussoir (41) and profile of tooth voussoir (42), or
Eccentric wheel (44).
Wherein, when clamping element (4) during for fixing voussoir (41) and profile of tooth voussoir (42),
Steel rope (7) is between the serrated face (421) of left and right sides profile of tooth voussoir (42), profile of tooth voussoir (42) is connected with an end of connecting rod (5), fixedly voussoir (41) is in the outside of profile of tooth voussoir (42), fixedly voussoir (41) is connected by wedge shape slide rail (43) slide relative with profile of tooth voussoir (42), connecting rod (5) is given profile of tooth voussoir (42) with the Motion Transmission of push rod (1), and profile of tooth voussoir (42) clamps steel rope;
Fixedly voussoir (41) is fixed on steel rope (7) tractor equipment.
Wherein, when clamping element (4) is eccentric wheel (44),
Steel rope (7) is between the left and right sides eccentric wheel (44), and eccentric wheel (44) is positioned on the flat board (6), can rotate around pivot center (441),
Eccentric wheel (44) is connected with an end of connecting rod (5); the point of connection (442) of eccentric wheel (44) and connecting rod (5) is on the top of pivot center (441); the major axis of eccentric wheel (44) points to the direction of steel rope (7); connecting rod (5) is given eccentric wheel (44) with the Motion Transmission of push rod (1); eccentric wheel (44) clamps steel rope by using wire rope breaking fender guard of the present utility model, and when fracture took place steel rope, moment clamped steel rope; make steel rope static, prevent the generation of accident.
Description of drawings
In order to be illustrated more clearly in the utility model or technical scheme of the prior art, to do simple the introduction to the accompanying drawing of required use in the utility model or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of wire rope breaking fender guard that embodiment one proposes in the utility model;
Fig. 2 is the structural representation of a kind of wire rope breaking fender guard that embodiment two proposes in the utility model.
Marginal data
1, push rod 2, top rope pulley
3, pushing member 31, spring
4, clamping element 41, fixing voussoir
42, profile of tooth voussoir 421, serrated face
43, wedge shape slide rail 44, eccentric wheel
441, pivot center 442, point of connection
5, connecting rod 6, flat board
7, steel rope 8, pulley
The specific embodiment
The utility model provides a kind of wire rope breaking fender guard, comprise: push rod, top rope pulley, pushing member, clamping element, connecting rod and steel rope, wherein, one end of push rod is connected with the top rope pulley, the other end is connected with pushing member, under the thrust of pushing member, top rope pulley and steel rope slide relative; One end of connecting rod is connected with push rod, and the other end is connected with clamping element, and clamping element is symmetrically distributed in the left and right sides of steel rope; When fracture took place steel rope, pushing member promoted the top rope pulley to the steel rope side shifting, and connecting rod is given clamping element with the Motion Transmission of push rod, and clamping element clamps steel rope.
When push rod is done the relative position variation, drive clamping element and clamp steel rope, play the wire rope breaking protective effect.
Below in conjunction with the accompanying drawing in the utility model, the technical scheme in the utility model is carried out clear, complete description, obviously, described embodiment is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope that the utility model is protected.
As shown in Figure 1; a kind of wire rope breaking fender guard structural representation that provides for the utility model embodiment one; comprise: push rod 1, top rope pulley 2, pushing member 3, clamping element 4, connecting rod 5, flat board 6, steel rope 7 and pulley 8; wherein pushing member 3 is a spring 31, and clamping element 4 is by fixedly voussoir 41 and profile of tooth voussoir 42 are formed.
Wherein, one end of connecting rod 1 is connected with spring 31, the other end is connected with top rope pulley 2, spring 31, push rod 1 and top rope pulley 2 constitute an integral body, the overall distribution that spring 31, push rod 1 and top rope pulley 2 constitute is in the both sides of steel rope 7, and spring 31 is fixed on dull and stereotyped 6 the differentiated levels, and steel rope 7 horizontal throw of two springs, 31 attachment points on dull and stereotyped 6 equates; Under the impetus of spring 31, top rope pulley 2 remains sliding block joint with steel rope 7, and the top rope pulley 2 of steel rope 7 left and right sides and the sliding block joint point of steel rope 7 are in the differentiated levels of steel rope 7.
Preferably, the spring 31 of dull and stereotyped 6 both sides has identical elasticity modulus, push rod 1 with decide rope pulley 2 and have identical size and rigidity; Outer rim at top rope pulley 2 is provided with groove, and the groove of top rope pulley 2 and steel rope 7 cooperate the sliding block joint of realizing top rope pulley 2 and steel rope 7, and reduction top rope pulley 2 is connected the obstruction to steel rope 7 up-and-down movements with the slide relative of steel rope 7; Push rod 1 and top rope pulley 2 are connected by bearing pin, and top rope pulley 2 rotates freely around bearing pin.
Clamping element 4 is made up of fixedly voussoir 41 and profile of tooth voussoir 42, and profile of tooth voussoir 42 distributes along steel rope 7 left-right symmetric with fixing voussoir 41, and steel rope 7 is between the serrated face 421 of left and right sides profile of tooth voussoir 42; Fixedly voussoir 41 is in the outside of profile of tooth voussoir 42, and fixedly voussoir 41 is connected with profile of tooth voussoir 42 slide relative by wedge shape slide rail 43, and fixedly 41 pairs of profile of tooth voussoirs 42 of voussoir are played a supporting role; Profile of tooth voussoir 42 is the voussoir major part near an end of dull and stereotyped 6, and the other end is the voussoir tip of profile of tooth voussoir 42, and sawtooth all points to the voussoir major part on the serrated face 421, and fixedly voussoir 41 is matching with profile of tooth voussoir 42 in shape; Fixedly voussoir 41 is fixed on steel rope 7 tractor equipments, and is preferred, and fixedly voussoir 41 is fixed on hanging basket, suspender etc. and hangs on the thing equipment.
One end of connecting rod 5 is connected with push rod 1, and the other end is connected with profile of tooth voussoir 42, and is concrete, and an end of connecting rod 5 is captiveed joint with push rod 1, and connecting rod 5 one ends can be fixed on the middle part of push rod 1, or the end of push rod 1; The other end of connecting rod 5 and profile of tooth voussoir 42 are rotationally connected, and be preferred, and connecting rod 5 and push rod 1 welding, connecting rod 5 and profile of tooth voussoir 42 are connected by bearing pin.When fracture took place steel rope 7, the top rope pulley 2 of steel rope 7 both sides to steel rope 7 side shiftings, drove push rod 1 to steel rope 7 side shiftings under the impetus of spring 31; Under the effect of connecting rod 5, the profile of tooth voussoir 42 that connecting rod 5 drives steel ropes 7 both sides along fixing voussoir 41 to lower slider, the serrated face 421 that promotes steel rope 7 left and right sides profile of tooth voussoirs 42 clamps steel ropes 7, makes 7 moments of steel rope static, guarantees that preventing to hang thing when fracture takes place steel rope 7 falls.
Steel rope 7 strides across two pulleys 8, and with pulley 8 sliding block joints, two pulleys 8 are fixed in the same plane, and the center of circle of two pulleys 8 is on the same vertical line, between two pulleys 8, and dull and stereotyped 6 and steel rope 7 parallel distributions; Dull and stereotyped 6 space framework is a cuboid, on the steel rope 7 and dull and stereotyped 6 wherein a perpendicular bisector overlaps, the left and right sides two ends of steel rope 7 to dull and stereotyped 6 are apart from equal.
Preferably, the connection structure between above-mentioned each element is symmetrically distributed at vertical opposite side with steel rope 7, adopts fixedly voussoir 41 of a pair, profile of tooth voussoir 42 and fixing sliding block joint between the voussoir 41.
The principle of work of the steel wire end rope fender guard that the utility model embodiment proposes is:
At steel rope 7 during around pulley 8 motion, top rope pulley 2 under the thrust of spring 31 with steel rope 7 sliding block joint all the time, at this moment, the diametral load of steel rope 7 and the pressure of spring are along the component numerically equal perpendicular to steel rope 7 directions, opposite on direction, keep the stress balance state between steel rope 7 and the top rope pulley 2; Profile of tooth voussoir 42 is connected with push rod 1 by connecting rod 5, keeping between top rope pulley 2 and the steel rope 7 under the state of stress balance, profile of tooth voussoir 42 keeps sliding block joints with fixing voussoir 41, and and steel rope 7 between maintain a certain distance, do not hinder the up-and-down movement of steel rope.
Because top rope pulley 2 remains sliding block joint with steel rope 7, when fracture takes place in steel rope 7, the diametral load of steel rope 7 reduces rapidly, the diametral load of steel rope 7 is less than the pressure of spring 31, under the thrust of spring 31, the top rope pulley 2 of steel rope 7 left and right sides is to steel rope 7 side shiftings, driving push rod 1 is moved to steel rope 7 sides, connecting rod 5 is given profile of tooth voussoir 42 with the Motion Transmission of push rod 1, the profile of tooth voussoir 42 that drives steel ropes 7 both sides by connecting rod 5 along fixing voussoir 41 to lower slider, the serrated face 421 that promotes steel rope 7 left and right sides profile of tooth voussoirs 42 clamps steel rope 7, make 7 moments of steel rope static, guarantee that preventing to hang thing when fracture takes place steel rope 7 falls.
In a kind of wire rope breaking fender guard that the utility model provides; pushing member 3 can also be the electrical control miniature motor; by detecting pulling force on the steel rope 7 in real time in that pulling force sensor is set on the steel rope 7; when fracture takes place in steel rope 7; pulling force generation steep variation on the steel rope 7; pulling force sensor sends the signal control motor operation; promote push rod 1 to steel rope 7 side shiftings; drive profile of tooth voussoir 42 to steel rope 7 side shiftings by connecting rod 5; the serrated face 421 of profile of tooth voussoir 42 clamps steel ropes 7, makes 7 moments of steel rope static.Move by pulling force sensor being set on steel rope 7 and promoting push rod 1, realized that clamping mechanism has high sensitivity, has increased safety when fracture takes place steel rope 7 by electric miniature motor.
In addition, clamping element 4 can also be eccentric wheel 44.
As shown in Figure 2, the structural representation of a kind of wire rope breaking fender guard that provides for the utility model embodiment two, wherein, clamping element 4 is an eccentric wheel 44, eccentric wheel 44 is symmetrically distributed in the left and right sides of steel rope 7; Eccentric wheel 44 is positioned on dull and stereotyped 6, and eccentric wheel 44 can be around pivot center 441 rotations, and the major axis of eccentric wheel 44 points to the direction of steel rope 7, is distributed with the zig-zag outer rim on the eccentric wheel 44; One end of connecting rod 5 is captiveed joint with push rod 1, and connecting rod 5 is vertical mutually with push rod 1, and the other end of connecting rod 5 is connected with eccentric wheel 44, and the point of connection 442 of eccentric wheel 44 and connecting rod 5 is on the top of pivot center 441, and the major axis of eccentric wheel 44 points to the direction of steel rope 7.When fracture takes place in steel rope 7, push rod 1 is under the thrust of spring 31, the top rope pulley 2 of steel rope 7 left and right sides is to steel rope 7 side shiftings, drive push rod 1 to steel rope 7 side shiftings, driving push rod 1 is moved to steel rope 7 sides, connecting rod 5 is given eccentric wheel 44 with the Motion Transmission of push rod 1, promoting eccentric wheel 44 by connecting rod 5 rotates around pivot center 441, left and right sides eccentric wheel 44 is under the self gravitation effect, and rotate to steel rope 7 sides under the thrust of connecting rod 5, the zig-zag outer rim of eccentric wheel 44 clamps steel rope 7, makes 7 moments of steel rope static.Certainly, pushing member 3 can also be the electrical control miniature motor, on steel rope 7, pulling force sensor is set, when fracture takes place in steel rope 7, promote eccentric wheel 44 by motor and rotate to clamp steel rope 7, the concrete structure when pushing member 3 is the electrical control miniature motor does not repeat them here.
By using wire rope breaking fender guard of the present utility model, when fracture took place steel rope, moment clamped steel rope, makes steel rope static, prevents the generation of accident.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be looked protection domain of the present utility model.
Claims (9)
1. a wire rope breaking fender guard is characterized in that, comprising: push rod (1), top rope pulley (2), pushing member (3), clamping element (4), connecting rod (5) and steel rope (7), wherein,
One end of push rod (1) is connected with pushing member (3), and the other end is connected with top rope pulley (2), top rope pulley (2) and steel rope (7) sliding block joint;
One end of connecting rod (5) is connected with push rod (1), and the other end is connected with clamping element (4), and clamping element (4) is symmetrically distributed in the left and right sides of steel rope (7), and clamping element (4) clamps steel rope (7) when fracture takes place steel rope.
2. device as claimed in claim 1 is characterized in that,
Top rope pulley (2) is under the thrust of pushing member (3), and all the time with steel rope (7) sliding block joint, the top rope pulley (2) of steel rope (7) left and right sides is in different level heights with the sliding block joint point of steel rope (7);
When fracture took place steel rope, pushing member (3) promoted top rope pulley (2) to steel rope (7) side shifting.
3. device as claimed in claim 1 is characterized in that,
One end of push rod (1) is captiveed joint with pushing member (3), and the other end of push rod (1) and top rope pulley (2) are rotationally connected, and connecting rod (5) is given clamping element (4) with the Motion Transmission of push rod (1).
4. device as claimed in claim 1 is characterized in that, also comprises, dull and stereotyped (6),
Dull and stereotyped (6) and the parallel distribution of steel rope (7), steel rope (7) equates to the horizontal throw of dull and stereotyped (6) left and right sides.
5. device as claimed in claim 1 is characterized in that, pushing member (3) comprising:
Spring (31), or motor.
6. device as claimed in claim 5 is characterized in that, when pushing member (3) is spring (31),
Spring (31) is fixed on the differentiated levels of flat board (6) left and right sides, and steel rope (7) is equal to the horizontal throw of dull and stereotyped (6) upper spring (31) attachment point.
7. device as claimed in claim 1 is characterized in that, clamping element (4) comprising:
Fixedly voussoir (41) and profile of tooth voussoir (42), or
Eccentric wheel (44).
8. device as claimed in claim 7 is characterized in that, when clamping element (4) during for fixing voussoir (41) and profile of tooth voussoir (42),
Steel rope (7) is between the serrated face (421) of left and right sides profile of tooth voussoir (42), profile of tooth voussoir (42) is connected with an end of connecting rod (5), fixedly voussoir (41) is in the outside of profile of tooth voussoir (42), fixedly voussoir (41) is connected by wedge shape slide rail (43) slide relative with profile of tooth voussoir (42), connecting rod (5) is given profile of tooth voussoir (42) with the Motion Transmission of push rod (1), and profile of tooth voussoir (42) clamps steel rope;
Fixedly voussoir (41) is fixed on steel rope (7) tractor equipment.
9. device as claimed in claim 7 is characterized in that, when clamping element (4) is eccentric wheel (44),
Steel rope (7) is between the left and right sides eccentric wheel (44), and eccentric wheel (44) is positioned on the flat board (6), can rotate around pivot center (441),
Eccentric wheel (44) is connected with an end of connecting rod (5), the point of connection (442) of eccentric wheel (44) and connecting rod (5) is on the top of pivot center (441), the major axis of eccentric wheel (44) points to the direction of steel rope (7), connecting rod (5) is given eccentric wheel (44) with the Motion Transmission of push rod (1), and eccentric wheel (44) clamps steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202792391U CN201592953U (en) | 2009-11-16 | 2009-11-16 | Steel wire rope breaking protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202792391U CN201592953U (en) | 2009-11-16 | 2009-11-16 | Steel wire rope breaking protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201592953U true CN201592953U (en) | 2010-09-29 |
Family
ID=42775019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202792391U Expired - Fee Related CN201592953U (en) | 2009-11-16 | 2009-11-16 | Steel wire rope breaking protection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN201592953U (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700553A (en) * | 2012-06-07 | 2012-10-03 | 力博重工科技股份有限公司 | Broken rope catching device |
| CN103111475A (en) * | 2013-02-07 | 2013-05-22 | 宁波日中材料科技有限公司 | Silver alloy hot wire drawing auxiliary device |
| CN103111477A (en) * | 2013-02-07 | 2013-05-22 | 宁波日中材料科技有限公司 | Silver alloy hot wire drawing auxiliary device |
| CN103449326A (en) * | 2013-09-09 | 2013-12-18 | 国家电网公司 | Rope wheel with self-locking device |
| CN103569820A (en) * | 2013-11-20 | 2014-02-12 | 葛家蔚 | Brake |
| CN103661410A (en) * | 2013-11-20 | 2014-03-26 | 山东科兴机电设备有限公司 | Cableway broken rope catching device |
| CN104003310A (en) * | 2014-05-28 | 2014-08-27 | 河南省第二建设集团有限公司 | Broken rope self-locking device |
| CN107986156A (en) * | 2017-10-20 | 2018-05-04 | 德马科起重机械有限公司 | A kind of crane hook wire rope breaking anti-falling mechanism |
| CN109179225A (en) * | 2018-11-14 | 2019-01-11 | 杭州富阳飞尚装饰工程有限公司 | A kind of hanging apparatus of indoor decoration |
| CN109264598A (en) * | 2018-11-14 | 2019-01-25 | 杭州富阳飞尚装饰工程有限公司 | A kind of hoisting machine for indoor decoration |
| CN110482413A (en) * | 2019-08-19 | 2019-11-22 | 杭涛 | A kind of quick locking hoisting machinery and its anti-dead methods of anti-failure |
| CN110482414A (en) * | 2019-08-20 | 2019-11-22 | 杭涛 | It is a kind of can fast braking gantry crane tool and its braking method |
| CN110498344A (en) * | 2018-05-20 | 2019-11-26 | 广州市震泓科技股份有限公司 | Same steel wire break-point self-locking control method and its safety |
| CN111017705A (en) * | 2020-03-10 | 2020-04-17 | 齐嘉蕾 | Lifting appliance |
| CN112897337A (en) * | 2021-01-29 | 2021-06-04 | 武汉船用机械有限责任公司 | Steel wire rope connecting device for crane |
| CN113184685A (en) * | 2021-05-21 | 2021-07-30 | 岳阳鹏程建设集团有限公司 | Hoisting equipment of tower crane for building construction |
| CN113356740A (en) * | 2021-06-04 | 2021-09-07 | 广州市掬水帘科技有限公司 | Automatic aluminum shutter cutting and threading system |
-
2009
- 2009-11-16 CN CN2009202792391U patent/CN201592953U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700553A (en) * | 2012-06-07 | 2012-10-03 | 力博重工科技股份有限公司 | Broken rope catching device |
| CN103111475A (en) * | 2013-02-07 | 2013-05-22 | 宁波日中材料科技有限公司 | Silver alloy hot wire drawing auxiliary device |
| CN103111477A (en) * | 2013-02-07 | 2013-05-22 | 宁波日中材料科技有限公司 | Silver alloy hot wire drawing auxiliary device |
| CN103449326A (en) * | 2013-09-09 | 2013-12-18 | 国家电网公司 | Rope wheel with self-locking device |
| CN103569820A (en) * | 2013-11-20 | 2014-02-12 | 葛家蔚 | Brake |
| CN103661410A (en) * | 2013-11-20 | 2014-03-26 | 山东科兴机电设备有限公司 | Cableway broken rope catching device |
| CN103661410B (en) * | 2013-11-20 | 2016-08-17 | 山东科兴机电设备有限公司 | A kind of cableway disconnected rope trap setting |
| CN104003310A (en) * | 2014-05-28 | 2014-08-27 | 河南省第二建设集团有限公司 | Broken rope self-locking device |
| CN107986156A (en) * | 2017-10-20 | 2018-05-04 | 德马科起重机械有限公司 | A kind of crane hook wire rope breaking anti-falling mechanism |
| CN110498344A (en) * | 2018-05-20 | 2019-11-26 | 广州市震泓科技股份有限公司 | Same steel wire break-point self-locking control method and its safety |
| CN109264598A (en) * | 2018-11-14 | 2019-01-25 | 杭州富阳飞尚装饰工程有限公司 | A kind of hoisting machine for indoor decoration |
| CN109179225A (en) * | 2018-11-14 | 2019-01-11 | 杭州富阳飞尚装饰工程有限公司 | A kind of hanging apparatus of indoor decoration |
| CN110482413A (en) * | 2019-08-19 | 2019-11-22 | 杭涛 | A kind of quick locking hoisting machinery and its anti-dead methods of anti-failure |
| CN110482414A (en) * | 2019-08-20 | 2019-11-22 | 杭涛 | It is a kind of can fast braking gantry crane tool and its braking method |
| CN110482414B (en) * | 2019-08-20 | 2020-12-04 | 浙江莱恩克风机有限公司 | Gantry crane capable of being rapidly braked and braking method thereof |
| CN111017705A (en) * | 2020-03-10 | 2020-04-17 | 齐嘉蕾 | Lifting appliance |
| CN112897337A (en) * | 2021-01-29 | 2021-06-04 | 武汉船用机械有限责任公司 | Steel wire rope connecting device for crane |
| CN112897337B (en) * | 2021-01-29 | 2023-08-01 | 武汉船用机械有限责任公司 | Steel wire rope connecting device for crane |
| CN113184685A (en) * | 2021-05-21 | 2021-07-30 | 岳阳鹏程建设集团有限公司 | Hoisting equipment of tower crane for building construction |
| CN113356740A (en) * | 2021-06-04 | 2021-09-07 | 广州市掬水帘科技有限公司 | Automatic aluminum shutter cutting and threading system |
| CN113356740B (en) * | 2021-06-04 | 2022-04-19 | 广州市掬水帘科技有限公司 | Automatic aluminum shutter cutting and threading system |
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