CN110498350A - A kind of multifunctional safe building tower crane - Google Patents
A kind of multifunctional safe building tower crane Download PDFInfo
- Publication number
- CN110498350A CN110498350A CN201910814312.9A CN201910814312A CN110498350A CN 110498350 A CN110498350 A CN 110498350A CN 201910814312 A CN201910814312 A CN 201910814312A CN 110498350 A CN110498350 A CN 110498350A
- Authority
- CN
- China
- Prior art keywords
- crossbeam
- tower crane
- driving motor
- column
- lifting rope
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
- B66C13/063—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/22—Control systems or devices for electric drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Jib Cranes (AREA)
Abstract
The present invention relates to building tower crane technical fields, disclose a kind of multifunctional safe building tower crane, including column, column top is equipped with crossbeam, counterweight is equipped on the right side of crossbeam, the first drawstring is equipped at the top of column between crossbeam right end, the second drawstring is equipped at the top of column between crossbeam left end, sliding seat is equipped on the left of the crossbeam, the top of crossbeam and column junction is equipped with the first driving motor, the output shaft of first driving motor is fixedly connected with first pulley, first pulley connects the second belt wheel by belt, coaxially connected first winding wheel of second belt wheel, two first winding wheels are connected by third drawstring.The present invention is suitable for multifunctional safe building tower crane, second driving motor and third driving motor are set, so that the first lifting rope and the second lifting rope complete the raising and lowering of cargo, and the second lifting rope is respectively arranged at the left and right sides of the first lifting rope, when so that cargo shaking, second lifting rope can play certain limitation or so, ensure that the stabilization raising and lowering of cargo.
Description
Technical field
The present invention relates to building tower crane technical field, specifically a kind of multifunctional safe building tower crane.
Background technique
Tower crane is a kind of most common lifting equipment also known as " derrick crane " on construction site, with a section spreading
(height) (referred to as " standard knot "), for hanging the raw material of the constructions such as working reinforcing bar, wooden flute, concrete, steel pipe.Tower crane is work
A kind of essential equipment on the ground.The function of tower crane point is subject to the upper load that cantilever crane drawstring and counter-jib drawstring transmit,
And directly passes through turntable by revolution pylon, turntable, the structure member formula for holding seat etc. and pass to tower body structure.Have from a liter tower top and cuts
Cone pillar leans forward or hypsokinesis truncated cone pillar, herringbone posture and diagonal brace posture.All upper rotary tower cranes are both needed to set balance weight, function
It can be bearing balance weight, the trimming moment contrary with hoisting moment to effect aspect required on Construction designing.
But there is usually one lifting ropes for common tower crane, lead to tower crane so during the work time, due to hanging for stretching
It restricts too long, the cargo of lifting rope lower suspension is caused to will shake left and right, it is possible to which the danger that will lead to unhook influences the normal of tower crane
Work, and the life and health of lower part staff can be threatened.
Chinese patent (notification number: CN204454337U) discloses a kind of construction Multifunctional tower crane, including pedestal,
The two sides for being erected at hanger that hanger, counter-jib, operating room and crane arm, the counter-jib and crane arm balance respectively, it is described
It is vertically arranged in hanger equipped with water pipe, it is horizontal in the crane arm to be equipped with water pipe, it is uniformly distributed multiple on horizontal water pipe in the crane arm
Spray head, is provided with a carriage on the forearm of the crane arm, and the carriage is arranged with suspension hook, under the suspension hook
Equipped with hawser, the hawser is connected with concrete agitator tank, and the crane arm end and suspension hook are equipped with monitoring probe, the device
The function of tower crane may be implemented, but be still only provided with a lifting rope, cause what the cargo of lower suspension can shake to show
As, it is therefore desirable to the device is improved.
Summary of the invention
The present invention provides a kind of multifunctional safe building tower crane, solves the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
A kind of multifunctional safe building tower crane, including column, column top are equipped with crossbeam, are equipped with counterweight on the right side of crossbeam, stand
It is equipped with the first drawstring between column top and crossbeam right end, is equipped with the second drawstring, the crossbeam between crossbeam left end at the top of column
Left side is equipped with sliding seat, and the top of crossbeam and column junction is equipped with the first driving motor, and the output shaft of the first driving motor is solid
Surely first pulley is connected, first pulley connects the second belt wheel, coaxially connected first winding wheel of the second belt wheel, two institutes by belt
It states the first winding wheel to connect by third drawstring, sliding seat is connected in the middle part of third drawstring, sliding seat lower part is connected by support rod
The middle part of mounting plate, mounting plate is equipped with the second driving motor, and the second winding wheel of output axis connection of the second driving motor, second twines
The upper surface middle part of plate is connected and fixed by the first lifting rope around wheel, the left and right sides of the mounting plate is equipped with third driving motor,
The output shaft of third driving motor is fixedly connected with third winding wheel, and third winding wheel is connected and fixed the upper table of plate by the second lifting rope
At left and right sides of face.
As a preferred technical solution of the present invention, the bottom of the column is equipped with bottom plate.
As a preferred technical solution of the present invention, the lower part of the fixed plate is equipped with hook.
As a preferred technical solution of the present invention, the left side following table of two the first winding wheel rotation connection crossbeams
Face.
As a preferred technical solution of the present invention, the middle part and the left and right sides of the mounting plate are equipped with recessing groove.
As a preferred technical solution of the present invention, the middle part recessing groove is slidably connected sliding block.
As a preferred technical solution of the present invention, push-rod electric machine, push rod are equipped on the right side of the lower surface of the mounting plate
The right side of the output shaft connection sliding block of motor.
The present invention has following usefulness:
The present invention is suitable for multifunctional safe building tower crane, drives the first winding to rotate by the first driving motor of facility
It is dynamic, to make sliding seat move left and right by third drawstring, and it is provided with the second driving motor and third driving motor, made
It obtains the first lifting rope and the second lifting rope completes the raising and lowering of cargo, and the second lifting rope is respectively arranged at the left and right of the first lifting rope
Two sides so that cargo shake when, the second lifting rope can play certain limitation or so, ensure that cargo stablize rise and under
Drop.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of multifunctional safe building tower crane.
Fig. 2 is the partial enlargement diagram of A in Fig. 1.
Fig. 3 is a kind of main view of multifunctional safe building tower crane.
Fig. 4 is the partial enlargement diagram of B in Fig. 3.
Fig. 5 is a kind of structural schematic diagram of sliding seat in multifunctional safe building tower crane.
Fig. 6 is a kind of structural schematic diagram of mounting plate in multifunctional safe building tower crane.
Fig. 7 is the partial enlargement diagram of C in Fig. 6.
In figure: 1, bottom plate；2, column；3, counterweight；4, crossbeam；5, the first drawstring；6, the second drawstring；7, sliding seat；8,
One driving motor；9, first pulley；10, belt；11, the second belt wheel；12, the first winding wheel；13, third drawstring；14, it supports
Bar；15, mounting plate；16, the second lifting rope；17, the first lifting rope；18, fixed plate；19, it links up with；20, third driving motor；21,
Two driving motors；22, third winding wheel；23, the second winding wheel；24, recessing groove；25, push-rod electric machine；26, sliding block.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1-6, a kind of multifunctional safe building tower crane, including column 2 are please referred to, the bottom of column 2 is equipped with bottom plate 1.It is vertical
2 top of column is equipped with crossbeam 4, and counterweight 3 is equipped on the right side of crossbeam 4, the first drawstring 5 is equipped between 2 top of column and 4 right end of crossbeam, stands
It is equipped with the second drawstring 6 between 2 top of column and 4 left end of crossbeam, is equipped with sliding seat 7 on the left of the crossbeam 4, crossbeam 4 is connect with column 2
The top at place is equipped with the first driving motor 8, and the output shaft of the first driving motor 8 is fixedly connected with first pulley 9, and first pulley 9 is logical
It crosses belt 10 and connects the second belt wheel 11, coaxially connected first winding wheel 12 of the second belt wheel 11, two 12 turns of first winding wheels
The left side lower surface of dynamic connecting cross beam 4, two first winding wheels 12 are connected by third drawstring 13,13 middle part of third drawstring
Connect sliding seat 7.
7 lower part of sliding seat is equipped with the second driving motor 21 by 14 connection plate 15 of support rod, the middle part of mounting plate 15,
The second winding wheel of output axis connection 23 of second driving motor 21, the second winding wheel 23 are connected and fixed plate 18 by the first lifting rope 17
Upper surface middle part, the left and right sides of the mounting plate 15 is equipped with third driving motor 20, the output shaft of third driving motor 20
It is fixedly connected with third winding wheel 22, third winding wheel 22 is connected and fixed at left and right sides of the upper surface of plate 18 by the second lifting rope 16.
The lower part of fixed plate 18 is equipped with hook 19, and the middle part and the left and right sides of mounting plate 15 are equipped with recessing groove 24.
Embodiment two
Fig. 6 and Fig. 7 are please referred to, other contents of the present embodiment are the same as example 1, the difference is that: described in middle part
Recessing groove 24 is slidably connected sliding block 26, and push-rod electric machine 25, the output shaft of push-rod electric machine 25 are equipped on the right side of the lower surface of mounting plate 15
The right side of connection sliding block 26.Since mounting plate 15 realizes raising and lowering by the power of the second driving motor 21, when cargo is complete
At slinging, when needing to keep a height a period of time, at this time if only the stalling by motor itself is kept, electricity will lead to
Machine fever, influence the service life of motor, thus in the recessing groove 24 of middle part be arranged sliding block 26, and by sliding block 26 with push away
Bar motor 25 connects, and controls sliding block 26 by push-rod electric machine 25 and moves left and right, when sliding block 26 is moved to left side, sliding block 26 with
The left side wall of recessing groove 24 clamps the first lifting rope 17, so that lifting rope is fixed, so that the height of cargo is fixed.
The present invention is in implementation process, the weight selection counterweight 3 of lifting cargo and the installation of counterweight 3 as needed first
Position after completing installation, starts the first driving motor 8, and the output shaft of the first driving motor 8 is twined by belt driving band dynamic first
It is rotated around wheel 12, so that third drawstring 13 is rotated clockwise or rotated counterclockwise, so that third drawstring 13 drives
Sliding seat 7 moves left and right, and at this time when the hook 19 of 7 lower part of sliding seat setting is located at the surface for needing the cargo lifted, stops
Only the first driving motor 8 starts the second driving motor 21 and third driving motor 20 at this time, so that 23 He of the second winding wheel
Third winding wheel 22 discharges the first lifting rope 17 and the second lifting rope 16, so that fixed plate 18 moves down, when under fixed plate 18
After the hook 19 being just arranged tangles cargo, the secondth driving motor 21 of reverse starting and third driving motor 20, the second winding wheel
23 and third winding wheel 22 withdraw the first lifting rope 17 and the second lifting rope 16, fixed plate 18 drives cargo to move up at this time, and
During lifting, the first lifting rope 17 is always maintained at tensioned state, the second lifting rope 16 of the left and right sides as main lifting rope
It is in relaxed state as auxiliary lifting rope, when goods movement to the second driving motor 21 and the third of after needing height, stopping rotating
Driving motor 20, the first lifting rope 17 stop movement, and cargo stops, and at this time when cargo shakes, the second of left and right settings is hung
Rope 16 pulls cargo to opposite direction, so that cargo is stablized in middle position；The present invention is suitable for multifunctional safe and builds tower
It hangs, the rotation of the first winding wheel 12 is driven by the first driving motor of facility 8, to make sliding seat 7 left by third drawstring 13
It moves right, and is provided with the second driving motor 21 and third driving motor 20, so that the first lifting rope 17 and the second lifting rope 16 are complete
At the raising and lowering of cargo, and the second lifting rope 16 is respectively arranged at the left and right sides of the first lifting rope 17, so that cargo shakes
When, the second lifting rope 16 can play certain limitation or so, ensure that the stabilization raising and lowering of cargo.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (7)
1. a kind of multifunctional safe building tower crane, including column (2), column (2) top is equipped with crossbeam (4), sets on the right side of crossbeam (4)
Have counterweight (3), be equipped with the first drawstring (5) between crossbeam (4) right end at the top of column (2), at the top of column (2) and crossbeam (4) are left
The second drawstring (6) are equipped between end, are equipped with sliding seat (7) on the left of the crossbeam (4), which is characterized in that crossbeam (4) and column
(2) top of junction is equipped with the first driving motor (8), and the output shaft of the first driving motor (8) is fixedly connected with first pulley
(9), first pulley (9) passes through belt (10) connection the second belt wheel (11), coaxially connected first winding wheel of the second belt wheel (11)
(12), two first winding wheels (12) are connected by third drawstring (13), and sliding seat is connected in the middle part of third drawstring (13)
(7), by support rod (14) connection plate (15), the middle part of mounting plate (15) is equipped with the second driving electricity for sliding seat (7) lower part
Machine (21), the second winding wheel of output axis connection (23) of the second driving motor (21), the second winding wheel (23) pass through the first lifting rope
(17) it is connected and fixed the upper surface middle part of plate (18), the left and right sides of the mounting plate (15) is equipped with third driving motor (20),
The output shaft of third driving motor (20) is fixedly connected third winding wheel (22), and third winding wheel (22) passes through the second lifting rope (16)
It is connected and fixed at left and right sides of the upper surface of plate (18).
2. a kind of multifunctional safe building tower crane according to claim 1, which is characterized in that the bottom of the column (2)
Equipped with bottom plate (1).
3. a kind of multifunctional safe building tower crane according to claim 1 or 2, which is characterized in that the fixed plate (18)
Lower part be equipped with hook (19).
4. a kind of multifunctional safe building tower crane according to claim 1, which is characterized in that two first winding wheels
(12) it is rotatablely connected the left side lower surface of crossbeam (4).
5. a kind of multifunctional safe building tower crane according to claim 1, which is characterized in that in the mounting plate (15)
Portion and the left and right sides are equipped with recessing groove (24).
6. a kind of multifunctional safe building tower crane according to claim 5, which is characterized in that the middle part recessing groove (24)
Be slidably connected sliding block (26).
7. a kind of multifunctional safe building tower crane according to claim 6, which is characterized in that under the mounting plate (15)
Push-rod electric machine (25) are equipped on the right side of surface, the right side of the output shaft connection sliding block (26) of push-rod electric machine (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910814312.9A CN110498350A (en) | 2019-08-30 | 2019-08-30 | A kind of multifunctional safe building tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910814312.9A CN110498350A (en) | 2019-08-30 | 2019-08-30 | A kind of multifunctional safe building tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110498350A true CN110498350A (en) | 2019-11-26 |
Family
ID=68590724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910814312.9A Pending CN110498350A (en) | 2019-08-30 | 2019-08-30 | A kind of multifunctional safe building tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110498350A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113955658A (en) * | 2021-10-11 | 2022-01-21 | 中煤建工基础工程有限公司 | Pile foundation construction steel reinforcement cage lifting device |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1684899A (en) * | 2002-09-30 | 2005-10-19 | 西门子公司 | Method and device for maintaining a position of a load |
| CN1724333A (en) * | 2005-07-04 | 2006-01-25 | 谭英强 | Tower type crane |
| CN202897871U (en) * | 2012-11-05 | 2013-04-24 | 艾里亚尔·赛提瓦力地 | Small lifting machine for construction |
| CN203319583U (en) * | 2013-04-26 | 2013-12-04 | 中昇建机(南京)重工有限公司 | Automatic introducing device for jacking flat-head type tower crane |
| CN104030172A (en) * | 2014-06-19 | 2014-09-10 | 中联重科股份有限公司 | Derrick mast mechanism and tower crane |
| CN203845741U (en) * | 2014-05-05 | 2014-09-24 | 谢廷胜 | Lifting type concrete mixer with electromagnetic braking device |
| CN104444770A (en) * | 2014-11-03 | 2015-03-25 | 无锡市百顺机械厂 | Lifting tool |
| CN204646193U (en) * | 2015-05-31 | 2015-09-16 | 崔海 | A kind of energy-saving pumping unit |
| CN204958233U (en) * | 2015-08-04 | 2016-01-13 | 贾林昕 | Tower crane plays to rise wire rope and holds in palm rope device |
| CN205676062U (en) * | 2016-04-15 | 2016-11-09 | 广州海德起重设备有限公司 | A kind of single drum self-stabilization trolley |
| CN107176547A (en) * | 2017-07-05 | 2017-09-19 | 河南科技大学 | A kind of electronic slidingtype suspension transferring machine |
| CN206842871U (en) * | 2017-06-22 | 2018-01-05 | 李保亮 | A kind of anti-rock gantry crane device |
| CN208234405U (en) * | 2018-05-08 | 2018-12-14 | 上海神尹重工机械设备有限公司 | A kind of bridge crane |
| CN208898365U (en) * | 2018-09-09 | 2019-05-24 | 山东港基建设集团有限公司 | A kind of new type of safe construction tower crane |
-
2019
- 2019-08-30 CN CN201910814312.9A patent/CN110498350A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1684899A (en) * | 2002-09-30 | 2005-10-19 | 西门子公司 | Method and device for maintaining a position of a load |
| CN1724333A (en) * | 2005-07-04 | 2006-01-25 | 谭英强 | Tower type crane |
| CN202897871U (en) * | 2012-11-05 | 2013-04-24 | 艾里亚尔·赛提瓦力地 | Small lifting machine for construction |
| CN203319583U (en) * | 2013-04-26 | 2013-12-04 | 中昇建机(南京)重工有限公司 | Automatic introducing device for jacking flat-head type tower crane |
| CN203845741U (en) * | 2014-05-05 | 2014-09-24 | 谢廷胜 | Lifting type concrete mixer with electromagnetic braking device |
| CN104030172A (en) * | 2014-06-19 | 2014-09-10 | 中联重科股份有限公司 | Derrick mast mechanism and tower crane |
| CN104444770A (en) * | 2014-11-03 | 2015-03-25 | 无锡市百顺机械厂 | Lifting tool |
| CN204646193U (en) * | 2015-05-31 | 2015-09-16 | 崔海 | A kind of energy-saving pumping unit |
| CN204958233U (en) * | 2015-08-04 | 2016-01-13 | 贾林昕 | Tower crane plays to rise wire rope and holds in palm rope device |
| CN205676062U (en) * | 2016-04-15 | 2016-11-09 | 广州海德起重设备有限公司 | A kind of single drum self-stabilization trolley |
| CN206842871U (en) * | 2017-06-22 | 2018-01-05 | 李保亮 | A kind of anti-rock gantry crane device |
| CN107176547A (en) * | 2017-07-05 | 2017-09-19 | 河南科技大学 | A kind of electronic slidingtype suspension transferring machine |
| CN208234405U (en) * | 2018-05-08 | 2018-12-14 | 上海神尹重工机械设备有限公司 | A kind of bridge crane |
| CN208898365U (en) * | 2018-09-09 | 2019-05-24 | 山东港基建设集团有限公司 | A kind of new type of safe construction tower crane |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113955658A (en) * | 2021-10-11 | 2022-01-21 | 中煤建工基础工程有限公司 | Pile foundation construction steel reinforcement cage lifting device |
| CN113955658B (en) * | 2021-10-11 | 2023-08-15 | 中煤建工基础工程有限公司 | Pile foundation construction steel reinforcement cage hangs puts device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201647849U (en) | Automatic balancing tower type crane | |
| CN203855328U (en) | Novel hoisting machine | |
| CN207483253U (en) | A kind of construction weight handling appliance | |
| CN110803609A (en) | Pile turning lifting appliance and operation method thereof | |
| CN107651564B (en) | A kind of craning weight of same device for adjusting posture | |
| CN110498350A (en) | A kind of multifunctional safe building tower crane | |
| CN203998705U (en) | Single arm frame steel wire rope luffing stationary crane | |
| CN108756199A (en) | Attached lifting scaffold lifting gear | |
| CN212269261U (en) | High-safety bridge crane with anti-collision mechanism | |
| CN205604697U (en) | Hook type high -place operation hanging basket | |
| CN210620052U (en) | Assembled building hoisting accessory | |
| CN210825204U (en) | High-precision four-hoisting-point synchronous lifting appliance | |
| CN202829361U (en) | Small-size hoisting machine | |
| CN215402707U (en) | Auxiliary device for hoist | |
| CN212924195U (en) | Hoisting accessory of steel reinforcement cage | |
| CN205653077U (en) | Tower crane for building site of band shift dynamic formula scaffold frame | |
| CN208858136U (en) | Attached lifting scaffold lifting device | |
| CN208500178U (en) | A kind of building hanging basket for house construction engineering | |
| CN207245144U (en) | A kind of combination type high-altitude suspension apparatus fixed frame | |
| CN205367527U (en) | Hanging clamp debris hang | |
| CN210855068U (en) | Suspension beam lifting device | |
| CN220432142U (en) | Building construction tower crane | |
| CN211110938U (en) | Six-rope arm head | |
| CN211393535U (en) | Pile turning lifting appliance | |
| CN220432143U (en) | Novel crane cantilever hanging structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191126 |
|
| RJ01 | Rejection of invention patent application after publication |