CN204059907U - A kind of lifting false work electric hoisting mechanism - Google Patents

A kind of lifting false work electric hoisting mechanism Download PDF

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Publication number
CN204059907U
CN204059907U CN201420366859.XU CN201420366859U CN204059907U CN 204059907 U CN204059907 U CN 204059907U CN 201420366859 U CN201420366859 U CN 201420366859U CN 204059907 U CN204059907 U CN 204059907U
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CN
China
Prior art keywords
leading screw
bearing
load
anchor ear
junction plate
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.)
Withdrawn - After Issue
Application number
CN201420366859.XU
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Chinese (zh)
Inventor
刘国辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Hanan Construction Installation Engineering Co Ltd
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Hubei Hanan Construction Installation Engineering Co Ltd
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Filing date
Publication date
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Priority to CN201420366859.XU priority Critical patent/CN204059907U/en
Application granted granted Critical
Publication of CN204059907U publication Critical patent/CN204059907U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of lifting false work electric hoisting mechanism, it comprises main frame of lifting scaffold and wall-attached supporting seat, lower pendant is fixedly installed in side, main frame of lifting scaffold bottom, leading screw elevator is fixedly installed in lower pendant bottom, positioning boss is fixedly installed in the inner side of the directed cover plate of leading screw elevator upper end, below described leading screw elevator, insurance anchor ear is set, at wall-attached supporting seat, bearing connecting device is fixedly installed between leading screw elevator and insurance anchor ear, the flexible protection tube of suit outside described bearing connecting device, the utility model can once mounting complete before lifting, the little convenient transport of volume, building-site does not need manually for the machine installs any protection, time saving and energy saving, improve operating efficiency, the utility model volume is little, lightweight, compact conformation, install, dismounting, easy to maintenance, self-protection and safeguard measure perfect, not fragile, be suitable in building trade extensive use.

Description

A kind of lifting false work electric hoisting mechanism
Technical field
The utility model relates to a kind of lifting false work electric hoisting mechanism.
Background technology
At present, in the work progress of high-rise building, need outside the building to enclose and build protection scaffold, particularly high-rise building more adopts automatic up-down scaffold; The hoisting mechanism of automatic up-down scaffold adopts Electric Chain Blocks upwards to promote mostly, needs to carry cucurbit after lifting at every turn; The employing board chain hoisting machine structure that the hoisting mechanism of automatic up-down scaffold also has promotes, such hoisting mechanism operationally very easily causes the problems such as distortion, distortion, device damage, equipment inherently safe unfailing performance is low, serious meeting makes support body cave in, cause personal injury accidents, and the gravity sensor that jacking equipment is installed is outside exposed, very easily damages, waste time and energy, reduce operating efficiency.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of easy to operate, time saving and energy saving and safe and reliable lifting false work electric hoisting mechanism.
The utility model adopts following technical scheme:
The utility model comprises main frame of lifting scaffold and wall-attached supporting seat; Described main frame of lifting scaffold side is track, and described track comprises left rail and right guide rail, and described wall-attached supporting seat one end is fixedly installed on construction wall, and the described wall-attached supporting seat other end respectively correspondence is arranged in left rail and right guide rail; At left rail with side, right guide rail bottom is corresponding with wall-attached supporting seat is fixedly installed lower pendant, leading screw elevator is fixedly installed in described lower pendant bottom, positioning boss is fixedly installed in the inner side of the directed cover plate of described leading screw elevator upper end, below described leading screw elevator, insurance anchor ear is set, bearing connecting device is fixedly installed, the flexible protection tube of suit outside described bearing connecting device between wall-attached supporting seat, leading screw elevator and insurance anchor ear.
Bearing connecting device described in the utility model comprises load-bearing leading screw and is arranged on the upper pendant on load-bearing leading screw top, the lower U-shaped junction plate that described upper pendant is comprised U-shaped junction plate and is connected with upper U-shaped junction plate by bearing pin, described upper U-shaped junction plate upper end and wall-attached supporting seat are fixed by bearing pin, the hanger A of described lower U-shaped junction plate and load-bearing leading screw upper end is fixed by bearing pin, described load-bearing leading screw bottom is through leading screw elevator and insurance anchor ear and with leading screw elevator and insure anchor ear and be threaded, described load-bearing leading screw arranged outside locating slot, described positioning boss is arranged in locating slot.
Bearing connecting device described in the utility model comprises load-bearing leading screw, the lower U-shaped junction plate that described in the upper pendant being arranged on load-bearing leading screw top and the extension bar being arranged on upper pendant upper end, upper pendant is comprised U-shaped junction plate and is connected with upper U-shaped junction plate by bearing pin, described extension bar lower end is fixedly installed U-shaped extension bar junction plate, described extension bar upper end is fixedly installed hanger B, described upper U-shaped junction plate upper end and U-shaped extension bar junction plate are fixed by bearing pin, described hanger B and wall-attached supporting seat are fixed by bearing pin, the hanger A of described lower U-shaped junction plate and load-bearing leading screw upper end is fixed by bearing pin, described load-bearing leading screw bottom is through leading screw elevator and insurance anchor ear and with leading screw elevator and insure anchor ear and be threaded, described load-bearing leading screw arranged outside locating slot, described positioning boss is arranged in locating slot.
Leading screw elevator described in the utility model comprises drive motors and the leading screw that is connected with drive motors promotes body, described leading screw promotes the main cap silk braid being provided with internal thread in body, be fixedly installed T-shaped connecting rod in both sides, main cap silk braid lower end, main cap silk braid inner chamber is connected with load-bearing threads of lead screw.
Insurance anchor ear described in the utility model comprises left anchor ear and right anchor ear, inside described left anchor ear and right anchor ear, correspondence arranges internal thread, the internal thread of described insurance anchor ear and the external screw thread matched in clearance of load-bearing leading screw, be symmetrical arranged stopper slot respectively in the internal thread both sides of described left anchor ear and right anchor ear, on stopper slot top, internal fixtion arranges spacing chuck.
In leading screw elevator described in the utility model, gravity sensor and sensor for countering are set.
The utility model good effect is as follows: the utility model leading screw promotes the built-in gravity sensor preventing overloading of body and the sensor for countering monitoring support body translational speed, and sealing protection is not fragile completely; Load-bearing screw set is contained in flexible protection tube, ensure that load-bearing leading screw can lubricate for a long time fully, moistureproof, anti-foreign material and dust-proof, makes load-bearing leading screw stable and reliable for performance; Under any operating mode, load-bearing leading screw is all in stress, avoids the danger that support body glides, falls; In the internal thread heavy wear of main cap silk braid or when damaging, due to load-bearing leading screw and insurance anchor ear matched in clearance, main frame of lifting scaffold does not drop, and ensure that handling safety; Can freely revise load-bearing leading screw or extension bar when upper pendant ensure that the connecting portion out of plumb of load-bearing leading screw and wall-attached supporting seat or extension bar is concentric, make its optimum operation; Positioning boss is arranged in locating slot, makes load-bearing leading screw vertical non rotating when promoting; The utility model can once mounting complete before lifting, the little convenient transport of volume, and building-site does not need manually for the machine installs any protection, time saving and energy saving, improves operating efficiency; The utility model volume is little, lightweight, compact conformation, install, dismounting, easy to maintenance, self-protection and safeguard measure perfect, not fragile, be suitable in building trade extensive use.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is provided with extension bar structural representation for the utility model;
Accompanying drawing 3 is the utility model main frame of lifting scaffold, guide rail and lower pendant structural representation;
Accompanying drawing 4 is the utility model extension bar installation site structural representation;
Accompanying drawing 5 is the utility model wall-attached supporting seat structural representation;
Accompanying drawing 6 is the utility model load-bearing screw structure schematic diagram;
Accompanying drawing 7 is the utility model leading screw hoist installation positional structure schematic diagram;
Accompanying drawing 8 is the directed cover plate of the utility model and positioning boss structural representation;
Accompanying drawing 9 is the utility model leading screw lifting organism internal structure schematic diagram;
Accompanying drawing 10 is the utility model main cap silk braid structural representation;
Accompanying drawing 11 is the utility model main cap silk braid cross-sectional view;
Accompanying drawing 12 is the utility model hooping structure schematic diagram;
Accompanying drawing 13 is the utility model upper pendant structural representation;
Accompanying drawing 14 is the utility model extension bar and wall-attached supporting seat mounting structure schematic diagram;
Accompanying drawing 15 is the utility model protection tube structural representation;
Accompanying drawing 16 is the utility model gravity sensor and sensor for countering installation site structural representation;
Accompanying drawing 17 is the utility model lift structure schematic diagram;
Accompanying drawing 18 is for being provided with the utility model lift structure schematic diagram of extension bar.
In the accompanying drawings: 1 main frame of lifting scaffold, 2 wall-attached supporting seats, 3 left rails, 4 right guide rails, 5 construction walls, 6 lower pendants, 7 leading screw elevators, 8 load-bearing leading screws, 9 upper pendants, the upper U-shaped junction plate of 9-1, U-shaped junction plate under 9-2, 10 flexible protection tubes, 11 insurance anchor ears, the left anchor ear of 11-1, the right anchor ear of 11-2, 11-3 stopper slot, 12 locating slots, 13 positioning boss, 14 extension bars, 15 hanger A, 16 U-shaped extension bar junction plates, 17 hanger B, 18 drive motors, 19 leading screws promote body, 20 directed cover plates, 21 main cap silk braids, 22 T-shaped connecting rods, 23 gravity sensors, 24 sensor for countering, 25 turbines, 26 driven pulleys, 27 outer gear wheels.
Detailed description of the invention
As shown in accompanying drawing 1,2,3,4,6,7,15, the utility model comprises main frame of lifting scaffold 1 and wall-attached supporting seat 2, described main frame of lifting scaffold 1 side is track, and described track comprises left rail 3 and right guide rail 4, and described wall-attached supporting seat 2 one end is fixedly installed on construction wall 5, and described wall-attached supporting seat 2 other end respectively correspondence is arranged in left rail 3 and right guide rail 4, at left rail 3 with side, right guide rail 4 bottom is corresponding with wall-attached supporting seat 2 is fixedly installed lower pendant 6, described lower pendant 6 bottom is connecting bottom board, middle part is forked link, the connecting bottom board of described lower pendant 6 bottom is fixedly installed leading screw elevator 7, positioning boss 13 is fixedly installed in the inner side of the directed cover plate 20 of described leading screw elevator 7 upper end, insurance anchor ear 11 is set below described leading screw elevator 7, at wall-attached supporting seat 2, bearing connecting device is fixedly installed between leading screw elevator 7 and insurance anchor ear 11, the flexible protection tube 10 of suit outside described bearing connecting device.Flexible protection tube 10 lower end and directed cover plate 20 are fixed, and flexible protection tube 10 is the retractable material such as plastic cement, canvas, metal hose.As shown in Figure 16, in order to prevent overload and and monitor support body translational speed, promote body 19 inside at institute's leading screw and arrange gravity sensor 23 and sensor for countering 24, sealing protection is not fragile completely.
As shown in accompanying drawing 1,3,4,5,6,7,15, bearing connecting device described in the utility model comprises load-bearing leading screw 8 and is arranged on the upper pendant 9 on load-bearing leading screw 8 top, load-bearing leading screw 8 is sleeved in flexible protection tube 10, ensure that load-bearing leading screw can lubricate for a long time fully, moistureproof, anti-foreign material and dust-proof, make load-bearing leading screw stable and reliable for performance; The lower U-shaped junction plate 9-2 that described upper pendant 9 is comprised U-shaped junction plate 9-1 and is connected with upper U-shaped junction plate 9-1 by bearing pin, described upper U-shaped junction plate 9-1 upper end and wall-attached supporting seat 2 are fixed by bearing pin, the hanger A 15 of described lower U-shaped junction plate 9-2 and load-bearing leading screw 8 upper end is fixed by bearing pin, described load-bearing leading screw 8 bottom is through the forked link of lower pendant, leading screw elevator 7 and insurance anchor ear 11 and with leading screw elevator 7 and insure anchor ear 11 and be threaded, described load-bearing leading screw 8 arranged outside locating slot 12, described positioning boss 13 is arranged in locating slot 12.Ensure load-bearing leading screw 8 and extension bar 14 non rotating, guarantee that main frame of lifting scaffold 1 is along load-bearing leading screw 8 vertically movement.As shown in accompanying drawing 2,4,13,14, the load-bearing leading screw 8 assembled when running into super-high storied building falls short of, when not realizing maximum lift distance, between wall-attached supporting seat 2 and upper pendant 9 upper end, extension bar 14 is set, U-shaped extension bar junction plate 16 is fixedly installed in described extension bar 14 lower end, described extension bar 14 upper end is fixedly installed hanger B 17, and described upper U-shaped junction plate 9-1 upper end and U-shaped extension bar junction plate 16 are fixed by bearing pin, and described hanger B 17 is fixed by bearing pin with wall-attached supporting seat 2.
As shown in accompanying drawing 7,8,9,10,11,16, leading screw elevator 7 described in the utility model comprises drive motors 18 and the leading screw that is connected with drive motors 18 promotes body 19, described leading screw promotes the main cap silk braid 21 being provided with internal thread in body 19, the outer gear wheel 27 of arranged outside of main cap silk braid 21, be fixedly installed T-shaped connecting rod 22 in both sides, main cap silk braid 21 lower end, main cap silk braid 21 inner chamber is threaded with load-bearing leading screw 8.As shown in Figure 9, during work, drive motors 18 and leading screw promote body 19 and are in transmission connection, be specially drive motors 18 and leading screw and promote that the worm shaft of body 19 is concentric to be connected, worm shaft screw thread engages with turbine 25, turbine 25 bottom straight-tooth engages with driven pulley 26 bottom straight-tooth, and driven pulley 26 top straight-tooth engages with the outer gear wheel 27 of main cap silk braid 21.Open drive motors 18 forward power supply, body transmission, drive motors 18 turns clockwise, worm screw is driven to turn clockwise, turbine 25 turns clockwise, driven pulley 26 is rotated counterclockwise, and main cap silk braid 21 turns clockwise, and leading screw elevator 7 connects main frame of lifting scaffold 1 and vertically rises along load-bearing leading screw 8.The model of drive motors 18 is Y280M1-4-0.55KW; The model that leading screw promotes body 19 is LH485-1.
As shown in accompanying drawing 11,12, insurance anchor ear 11 described in the utility model comprises left anchor ear 11-1 and right anchor ear 11-2, inside described left anchor ear 11-1 and right anchor ear 11-2, correspondence arranges internal thread, the internal thread of described insurance anchor ear 11 and the external screw thread matched in clearance of load-bearing leading screw 8, be symmetrical arranged stopper slot 11-3 respectively in the internal thread both sides of described left anchor ear 11-1 and right anchor ear 11-2, on stopper slot 11-3 top, internal fixtion arranges spacing chuck 11-4.
As shown in accompanying drawing 1,17, when using the utility model upwards to promote main frame of lifting scaffold 1, start the forward power supply of drive motors 18, main cap silk braid 21 rotates clockwise around load-bearing leading screw 8, main cap silk braid 21 is along load-bearing leading screw 8 spiral, drive that screw mandrel elevator 7 is vertical with main frame of lifting scaffold 1 to rise, during Distance Shortened between leading screw elevator 7 and upper pendant 9, the protection tube 10 be sleeved on load-bearing leading screw 8 is squeezed corresponding shortening; Upper pendant 9 and load-bearing leading screw 8 with lengthen thick stick 14 owing to being that activity is fixedly connected with, operationally automatically adjust load-bearing leading screw 8 and the offset distance of wall-attached supporting seat 2 at any time, make to remain on the same line between it; By T-shaped connecting rod 22 by the insurance anchor ear 11 that connects with main cap silk braid 21 and synchronous, the synchronized rotation of main cap silk braid 21, and when main cap silk braid 21 is in stress, insurance anchor ear 11 does not stress.Thread damage between main cap silk braid 21 and load-bearing leading screw 8 or when damaging, the stressed locked load-bearing leading screw 8 of insurance anchor ear 11, load-bearing leading screw 8 and main cap silk braid 21, relative to stopping moving, can prevent main frame of lifting scaffold from surprisingly dropping like this, guarantee construction safety; When load-bearing leading screw 8 reach of leading screw elevator 7 upper end is 9-11cm, main frame of lifting scaffold 1 stops rising, and closes the power supply of drive motors 18; Main frame of lifting scaffold 1 is fixed, unloads and wall-attached supporting seat 2 moves to constructing structure layer and install fixing; Start the reverse power supply of drive motors 18, load-bearing leading screw 8 rises, when the hanger B17 of the upper pendant 9 fixing with load-bearing leading screw 8 or extension bar and wall-attached supporting seat 2 reach link position, and powered-down, upper pendant 9 is connected with wall-attached supporting seat 2, namely completes the preparation that second time promotes.
As shown in accompanying drawing 2,18, when using the utility model decline scaffold, start drive motors 18, main cap silk braid 21 rotates counterclockwise around load-bearing leading screw 8, main cap silk braid 21 declines along load-bearing leading screw 8 spiral, drive screw mandrel elevator 7 is vertical with main frame of lifting scaffold 1 to decline, when the load-bearing leading screw 8 between screw mandrel elevator 7 and upper pendant 9 extends, and the corresponding elongation of protection tube Tensile; Upper pendant 9 and load-bearing leading screw 8 with lengthen thick stick 14 owing to being that activity is fixedly connected with, operationally automatically adjust load-bearing leading screw 8 and the offset distance of wall-attached supporting seat 2 at any time, make to remain on the same line between it; By T-shaped connecting rod 22 by the insurance anchor ear 11 that connects with main cap silk braid 21 and synchronous, the synchronized rotation of main cap silk braid 21, and when main cap silk braid 21 is in stress, insurance anchor ear 11 does not stress.Thread damage between main cap silk braid 21 and load-bearing leading screw 8 or when damaging, the stressed locked load-bearing leading screw 8 of insurance anchor ear 11, load-bearing leading screw 8 and main cap silk braid 21, relative to stopping moving, can prevent main frame of lifting scaffold from surprisingly dropping like this, guarantee construction safety; When the reach of load-bearing leading screw 8 insuring anchor ear 11 lower end is 9-11cm, main frame of lifting scaffold 1 stops declining, and closes the power supply of drive motors 18, is fixed by main frame of lifting scaffold 1, unloads wall-attached supporting seat 2 and is displaced downwardly to next deck and installs fixing; Start the forward power supply of drive motors 18, load-bearing leading screw 8 declines, when the hanger B17 of the upper pendant 9 fixing with load-bearing leading screw 8 or extension bar 14 and wall-attached supporting seat 2 reach link position, and powered-down, upper pendant 9 is connected with wall-attached supporting seat 2, namely completes the preparation that second time declines.
Can freely revise load-bearing leading screw or extension bar when the utility model upper pendant 9 ensure that the connecting portion out of plumb of load-bearing leading screw 8 and wall-attached supporting seat 2 or extension bar 14 is concentric, make its optimum operation; The utility model can once mounting complete before lifting, the little convenient transport of volume, and building-site does not need manually for the machine installs any protection, time saving and energy saving, improves operating efficiency; The utility model volume is little, lightweight, compact conformation, install, dismounting, easy to maintenance, self-protection and safeguard measure perfect, not fragile, be suitable in building trade extensive use.

Claims (6)

1. a lifting false work electric hoisting mechanism, it comprises main frame of lifting scaffold (1) and wall-attached supporting seat (2), described main frame of lifting scaffold (1) side is track, described track comprises left rail (3) and right guide rail (4), described wall-attached supporting seat (2) one end is fixedly installed on construction wall (5), and described wall-attached supporting seat (2) other end respectively correspondence is arranged in left rail (3) and right guide rail (4), it is characterized in that at left rail (3) and right guide rail (4) side, bottom is corresponding with wall-attached supporting seat (2) is fixedly installed lower pendant (6), leading screw elevator (7) is fixedly installed in described lower pendant (6) bottom, positioning boss (13) is fixedly installed in the inner side of the directed cover plate (20) of described leading screw elevator (7) upper end, in described leading screw elevator (7) below, insurance anchor ear (11) is set, in wall-attached supporting seat (2), bearing connecting device is fixedly installed between leading screw elevator (7) and insurance anchor ear (11), the flexible protection tube (10) of suit outside described bearing connecting device.
2. a kind of lifting false work electric hoisting mechanism according to claim 1, it is characterized in that described bearing connecting device comprises load-bearing leading screw (8) and is arranged on the upper pendant (9) on load-bearing leading screw (8) top, the lower U-shaped junction plate (9-2) that described upper pendant (9) is comprised U-shaped junction plate (9-1) and is connected with upper U-shaped junction plate (9-1) by bearing pin, described upper U-shaped junction plate (9-1) upper end and wall-attached supporting seat (2) are fixed by bearing pin, the hanger A(15 of described lower U-shaped junction plate (9-2) and load-bearing leading screw (8) upper end) fixed by bearing pin, described load-bearing leading screw (8) bottom is through leading screw elevator (7) and insure anchor ear (11) and with leading screw elevator (7) with insure anchor ear (11) and be threaded, described load-bearing leading screw (8) arranged outside locating slot (12), described positioning boss (13) is arranged in locating slot (12).
3. a kind of lifting false work electric hoisting mechanism according to claim 1, it is characterized in that described bearing connecting device comprises load-bearing leading screw (8), be arranged on the upper pendant (9) on load-bearing leading screw (8) top and be arranged on the extension bar (14) of upper pendant (9) upper end, the lower U-shaped junction plate (9-2) that described upper pendant (9) is comprised U-shaped junction plate (9-1) and is connected with upper U-shaped junction plate (9-1) by bearing pin, described extension bar (14) lower end is fixedly installed U-shaped extension bar junction plate (16), described extension bar (14) upper end is fixedly installed hanger B(17), described upper U-shaped junction plate (9-1) upper end and U-shaped extension bar junction plate (16) are fixed by bearing pin, described hanger B(17) fixed by bearing pin with wall-attached supporting seat (2), the hanger A(15 of described lower U-shaped junction plate (9-2) and load-bearing leading screw (8) upper end) fixed by bearing pin, described load-bearing leading screw (8) bottom is through leading screw elevator (7) and insure anchor ear (11) and with leading screw elevator (7) with insure anchor ear (11) and be threaded, described load-bearing leading screw (8) arranged outside locating slot (12), described positioning boss (13) is arranged in locating slot (12).
4. a kind of lifting false work electric hoisting mechanism according to claim 1,2 or 3, it is characterized in that described leading screw elevator (7) comprises drive motors (18) and the leading screw that is connected with drive motors (18) promotes body (19), described leading screw promotes the main cap silk braid (21) being provided with internal thread in body (19), be fixedly installed T-shaped connecting rod (22) in main cap silk braid (21) both sides, lower end, main cap silk braid (21) inner chamber is threaded with load-bearing leading screw (8).
5. a kind of lifting false work electric hoisting mechanism according to claim 4, it is characterized in that described insurance anchor ear (11) comprises left anchor ear (11-1) and right anchor ear (11-2), described left anchor ear (11-1) and right anchor ear (11-2) inner side correspondence arrange internal thread, the internal thread of described insurance anchor ear (11) and the external screw thread matched in clearance of load-bearing leading screw (8), stopper slot (11-3) is symmetrical arranged respectively in the internal thread both sides of described left anchor ear (11-1) and right anchor ear (11-2), on stopper slot (11-3) top, internal fixtion arranges spacing chuck (11-4).
6. a kind of lifting false work electric hoisting mechanism according to claim 1, is characterized in that arranging gravity sensor (23) and sensor for countering (24) in described leading screw elevator (7).
CN201420366859.XU 2014-07-04 2014-07-04 A kind of lifting false work electric hoisting mechanism Withdrawn - After Issue CN204059907U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420366859.XU CN204059907U (en) 2014-07-04 2014-07-04 A kind of lifting false work electric hoisting mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420366859.XU CN204059907U (en) 2014-07-04 2014-07-04 A kind of lifting false work electric hoisting mechanism

Publications (1)

Publication Number Publication Date
CN204059907U true CN204059907U (en) 2014-12-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420366859.XU Withdrawn - After Issue CN204059907U (en) 2014-07-04 2014-07-04 A kind of lifting false work electric hoisting mechanism

Country Status (1)

Country Link
CN (1) CN204059907U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104110123A (en) * 2014-07-04 2014-10-22 湖北汉安建筑安装工程有限公司 Lifting scaffold electric lifting mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104110123A (en) * 2014-07-04 2014-10-22 湖北汉安建筑安装工程有限公司 Lifting scaffold electric lifting mechanism

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20141231

Effective date of abandoning: 20171215

AV01 Patent right actively abandoned