CN104477789A - Multifunctional tower crane for building construction and manufacturing and construction methods thereof - Google Patents
Multifunctional tower crane for building construction and manufacturing and construction methods thereof Download PDFInfo
- Publication number
- CN104477789A CN104477789A CN201410737141.1A CN201410737141A CN104477789A CN 104477789 A CN104477789 A CN 104477789A CN 201410737141 A CN201410737141 A CN 201410737141A CN 104477789 A CN104477789 A CN 104477789A
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- Prior art keywords
- arm
- water pipe
- concrete
- crane
- crane arm
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Classifications
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
-
- 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
- B66C13/16—Applications of indicating, registering, or weighing devices
Abstract
The invention discloses a multifunctional tower crane for building construction and manufacturing and construction methods thereof. The multifunctional tower crane comprises a base, a lifting frame, a balance arm, an operation chamber and a lifting arm, wherein the balance arm and the lifting arm are respectively erected on two sides of the lifting frame in a balanced way; a water pipe is vertically arranged in the lifting frame; a water pipe is horizontally arranged in the lifting arm; a plurality of spray heads are uniformly distributed on the water pipe horizontally arranged in the lifting arm; a sliding device is arranged on the front arm of the lifting arm, a lifting hook is arranged below the sliding device, a cable is arranged below the lifting hook, and is connected with a concrete mixing tank; and the tail end of the lifting arm and the lifting hook are provided with monitoring probes. The multifunctional tower crane disclosed by the invention not only has a lifting function, but also can be used for carrying out wetting and temperature reduction on poured concrete by spraying water mist or carrying out spraying dust removal on poured concrete.
Description
Technical field
The invention belongs to a kind of construction implement field, particularly a kind of building operation Multifunctional tower crane and manufacture thereof and construction method.
Background technology
Tower crane is a kind of weight-lifting equipment conventional in current building construction process, its structure is provided with equilibrium arm on suspension bracket, crane arm and operator's compartment, crane arm is provided with suspension hook, equilibrium arm is provided with counterweight, lift by crane comparatively heavy articles time, larger to the moment of flexure of ground, thus very high to the processing requirements of ground, general tower crane can only hang and get material, reinforcing bar, sheet material etc., the concreting work in high-altitude can not be carried out, and can not infiltrate for the cement concrete of building, cooling, the degree of utilization of tower crane is low, when skyscraper building site tower crane works, because distance ground is far away, generally to be worked in coordination with by surface personnel by interphone or visually substantially judge to operate, very not science, easily there is accident, cause casualties.
Summary of the invention
The object of the present invention is to provide a kind of building operation Multifunctional tower crane and manufacture thereof and construction method, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of building operation Multifunctional tower crane, comprise pedestal, suspension bracket, equilibrium arm, operator's compartment and crane arm, described suspension bracket is fixed on pedestal, described operator's compartment is arranged on suspension bracket, the both sides of what described equilibrium arm and crane arm balanced respectively be erected at suspension bracket, erect in described suspension bracket and installed water pipe, horizontally in described crane arm be provided with water pipe, uniform multiple shower nozzle on water pipe horizontal in described crane arm, in described tower crane, the perpendicular water pipe put is connected by swivel joint in operator's compartment with water pipe horizontal in crane arm, and junction is provided with pressure regulating valve, described equilibrium arm is provided with fixed weight and mobile counterweight, the forearm of described crane arm is provided with a carriage, described carriage is by pulley horizontal slip on the guide rail of crane arm, described carriage is arranged with suspension hook, described suspension hook has hawser, described hawser is connected with concrete-agitating case, the top of described concrete-agitating case is provided with cover cap, described concrete-agitating case inside is provided with mixing device, discharging opening is provided with bottom described concrete-agitating case, described discharging opening is connected with passage, described crane arm end and suspension hook are provided with monitoring probe, controller and monitor screen is provided with in described operator's compartment, described monitoring probe wireless connections monitor screen, described mixing device is connected with controller.
As the further scheme of the present invention: one end of described water pipe connects running water inlet, is provided with shutoff valve and water pump between described running water inlet and water pipe.
As the present invention's further scheme: described suspension hook is provided with safe tongue.
The invention also discloses a kind of manufacture method of building operation Multifunctional tower crane, comprise following technology and step:
1) with steel-pipe welding unit suspension bracket, suspension bracket is arranged on pedestal, lifting joint is set in the upper end of suspension bracket, lifting joint top arranges rotating mechanism, setting operation room above rotating mechanism, and operator's compartment front portion arranges crane arm, operator's compartment rear portion arranges equilibrium arm, crane arm and equilibrium arm are erected at the both sides of suspension bracket respectively, and as required, interval certain altitude arranges horizontal attachment arm connecting wall on suspension bracket;
2) the suspension bracket top that several wirerope is connected to operator's compartment top is set respectively on crane arm and equilibrium arm, equilibrium arm arranges fixed weight and mobile counterweight, the forearm of crane arm arranges a carriage, carriage is by pulley horizontal slip on the guide rail of crane arm, carriage arranges a weight controller, weight controller bottom arranges cable wire and connecting shackle, and suspension hook is provided with safe tongue;
3) on suspension hook, arrange hawser, hawser connects concrete-agitating case, and the top of concrete-agitating case is provided with cover cap, concrete-agitating case inside is provided with mixing device, mixing device is connected with controller, arranges discharging opening bottom concrete-agitating case, and discharging opening connects passage;
4) water pipe of connection segment is vertically set in suspension bracket, horizontally set water pipe in crane arm, uniform multiple shower nozzle on water pipe horizontal in crane arm, in suspension bracket, the perpendicular water pipe put is connected by swivel joint in operator's compartment with water pipe horizontal in crane arm, in junction, pressure regulating valve is set, water pipe in suspension bracket bottom connects running water inlet, arranges shutoff valve and water pump between running water inlet and water pipe;
5) on crane arm end and suspension hook, arrange monitoring probe, the monitor screen in monitoring probe wireless connections operator's compartment, described mixing device is connected with controller;
The invention also discloses a kind of construction method of building operation Multifunctional tower crane, comprise following technology and step:
1) during this multifunctional crane tower crane fortune weight, weight controller carries out check weighing to hung article, sounds and flashing light warning when exceeding predetermined weight in operator's compartment;
2), in handling process, the mobile counterweight be located on equilibrium arm is done corresponding mobile, to balance the weight of crane arm according to the weight of the carriage on crane arm and position;
3) in construction, suspension hook is connected with concrete-agitating case by hawser, being suspended to high-altitude by suspension hook needs the position of building to build, the image that monitoring probe on suspension hook is sent on monitor screen accurately can learn concrete-agitating case position, concrete-agitating case with mixing device both can stir cement concrete, prevent from it from placing in atmosphere causing too for a long time hardening or solidifying, also concrete output is contributed to, situation below monitoring probe monitoring tower crane, and by video signal wireless transmission on the monitor screen in operator's compartment, operator clearly can understand the situation below tower crane, improve the safety of operation,
4) in construction, can sprinkler water smoke on water pipe horizontal in crane arm infiltrate to the cement concrete of building watering, cooling by being arranged on, also fast spray for dust suppression is carried out to camp site.
Invention advantage
Compared with prior art, the invention has the beneficial effects as follows: diverse in function, simple to operate; The suspension hook arranged is connected with concrete-agitating case by hawser, and being suspended to high-altitude by suspension hook needs the position of building to build; The image that monitoring probe on suspension hook is sent on monitor screen accurately can learn concrete-agitating case position, and structure is simple, cost is low, be convenient to tower crane control staff safe in operation; Safe dead bolt on suspension hook can prevent cable wire landing in lifting process, configure two counterweight disperse weight, the deadweight of forearm when fixed weight is for balancing tower crane no-load, the weight that mobile counterweight is formed after being used for balancing crane arm lifting, reduce the moment of flexure that tower crane produces pedestal, suitably can improve the lifting weight of tower crane; Concrete-agitating case with mixing device both can stir cement concrete, prevented from it from placing in atmosphere causing too for a long time solidifying, and also contribute to concrete output, simple to operate, efficiency is high; Situation below monitoring probe monitoring tower crane, and by video signal wireless transmission on the monitor screen in operator's compartment, operator clearly can understand the situation below tower crane, improves the safety of operation; Can infiltrate to the cement concrete of building watering, lower the temperature by spraying water smoke, or spray for dust suppression.
Accompanying drawing explanation
Fig. 1 is the structural representation of building operation Multifunctional tower crane.
Fig. 2 is the enlarged diagram at A place in building operation Multifunctional tower crane.
Fig. 3 is the enlarged diagram at B place in building operation Multifunctional tower crane.
Fig. 4 is the structural representation of suspension hook in building operation Multifunctional tower crane.
In figure: 1-pedestal, 2-suspension bracket, 3-water pipe, 4-fixed weight, 5-equilibrium arm, 6-mobile counterweight, 7-operator's compartment, 8-crane arm, 9-shower nozzle, 10-monitoring probe, 11-move device, 12-suspension hook, 13-hawser, 14-concrete-agitating case, 15-discharging opening, 16-cover cap, 17-mixing device, 18-passage, 19-running water inlet, 20-shutoff valve, 21-water pump, 22-pressure regulating valve, 23-controller, 24-monitor screen, the safe tongue of 25-.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1: refer to Fig. 1 ~ 4, a kind of building operation Multifunctional tower crane, comprise pedestal 1, suspension bracket 2, equilibrium arm 5, operator's compartment 7 and crane arm 8, described suspension bracket 2 is fixed on pedestal 1, described operator's compartment 7 is arranged on suspension bracket 2, the both sides being erected at suspension bracket 2 that described equilibrium arm 5 and crane arm 8 balance respectively, erect in described suspension bracket 2 and installed water pipe 3, horizontally in described crane arm 8 be provided with water pipe 3, uniform multiple shower nozzle 9 on water pipe 3 horizontal in described crane arm 8, in described tower crane 2, the perpendicular water pipe 3 put is connected by swivel joint in operator's compartment 7 with water pipe 3 horizontal in crane arm 8, and junction is provided with pressure regulating valve 22, one end of described water pipe 3 connects running water inlet 19, shutoff valve 20 and water pump 21 is provided with between described running water inlet 19 and water pipe 3, described equilibrium arm 5 is provided with fixed weight 4 and mobile counterweight 6, the forearm of described crane arm 8 is provided with a carriage 11, described carriage 11 is by pulley horizontal slip on the guide rail of crane arm 8, described carriage 11 is arranged with suspension hook 12, described suspension hook 12 is provided with safe tongue 27, described suspension hook 12 has hawser 13, described hawser 13 is connected with concrete-agitating case 14, the top of described concrete-agitating case 14 is provided with cover cap 16, described concrete-agitating case 14 inside is provided with mixing device 17, discharging opening 15 is provided with bottom described concrete-agitating case 14, described discharging opening 15 is connected with passage 18, described crane arm 8 end and suspension hook are provided with monitoring probe 10, controller 23 and monitor screen 24 is provided with in described operator's compartment 7, described monitoring probe 10 wireless connections monitor screen 24, described mixing device 17 is connected with controller 23.
The suspension hook 12 that the present invention is arranged is connected with concrete-agitating case 14 by hawser 13, cement concrete can be injected to concrete-agitating case 14, then being suspended to high-altitude by suspension hook 12 needs the position of building to build, the image that monitoring probe 10 on suspension hook 12 is sent on monitor screen 24 accurately can learn concrete-agitating case 14 position, safe dead bolt 27 on suspension hook 12 can prevent cable wire landing in lifting process, the weight that mobile counterweight 6 is formed after being used for balancing crane arm 8 lifting, thus when tower crane works, the moment of flexure that pedestal 1 produces is reduced, suitably can improve the lifting weight of tower crane, concrete-agitating case 14 with mixing device 17 both can stir cement concrete, prevent from it from placing in atmosphere causing too for a long time solidifying, also concrete output is contributed to, when needing to build, operator can open the switch of mixing device 17 by operation control 22, cement concrete is imported to casting position by passage 18, and simple to operate, efficiency is high, monitoring probe 10 monitors the situation below tower crane, and by video signal wireless transmission on the monitor screen 23 in operator's compartment 7, operator clearly can understand the situation below tower crane, improves the safety of operation, opening stop valve 20, water is extracted out pressurization and is entered water pipe 3 by water pump 21, sprays form water smoke from shower nozzle 9, and adjustment pressure regulating valve 22 can infiltrate to the cement concrete of building watering, cooling, or spray for dust suppression.
The present embodiment also discloses a kind of manufacture method of building operation Multifunctional tower crane, comprises following technology and step:
1) with steel-pipe welding unit suspension bracket 2, suspension bracket 2 is arranged on pedestal 1, lifting joint is set in the upper end of suspension bracket 2, lifting joint top arranges rotating mechanism, setting operation room 7 above rotating mechanism, and operator's compartment front portion arranges crane arm, operator's compartment rear portion arranges equilibrium arm 5, crane arm 8 and equilibrium arm 5 are erected at the both sides of suspension bracket 2 respectively, and as required, interval certain altitude arranges horizontal attachment arm connecting wall on suspension bracket 2;
2) the suspension bracket top that several wirerope is connected to operator's compartment top is set respectively on crane arm 8 and equilibrium arm 5, equilibrium arm 5 arranges fixed weight 4 and mobile counterweight 6, the forearm of crane arm 8 arranges a carriage 11, carriage 11 is by pulley horizontal slip on the guide rail of crane arm 8, carriage 11 arranges a weight controller, weight controller bottom arranges cable wire and connecting shackle 12, and suspension hook 12 is provided with safe tongue 27;
3) hawser 13 is set on suspension hook 12, hawser 13 connects concrete-agitating case 14, the top of concrete-agitating case 14 is provided with cover cap 16, concrete-agitating case 14 inside is provided with mixing device 17, mixing device 17 is connected with controller 23, arrange discharging opening 15 bottom concrete-agitating case 14, discharging opening 15 connects passage 18;
4) water pipe 3 of connection segment is vertically set in suspension bracket 2, horizontally set water pipe 3 in crane arm 8, uniform multiple shower nozzle 9 on water pipe 3 horizontal in crane arm 8, in suspension bracket 2, the perpendicular water pipe 3 put is connected by swivel joint in operator's compartment 7 with water pipe 3 horizontal in crane arm 8, pressure regulating valve 22 is set in junction, connect running water inlet 19 at the water pipe 3 of suspension bracket bottom, shutoff valve 20 and water pump 21 are set between running water inlet 19 and water pipe 3;
5) monitoring probe 10 is set on crane arm 8 end and suspension hook, controller 23 and monitor screen 24 are set in operator's compartment 7, monitoring probe 10 wireless connections monitor screen 24;
The present embodiment also discloses a kind of construction method of building operation Multifunctional tower crane, comprises following technology and step:
1) during this multifunctional crane tower crane fortune weight, weight controller carries out check weighing to hung article, sounds and flashing light warning when exceeding predetermined weight in operator's compartment 7;
2), in handling process, the mobile counterweight 6 be located on equilibrium arm 5 is done corresponding mobile, to balance the weight of crane arm according to the weight of the carriage 11 on crane arm 8 and position;
3) in construction, suspension hook 12 is connected with concrete-agitating case 14 by hawser, being suspended to high-altitude by suspension hook needs the position of building to build, the image that monitoring probe 10 on suspension hook 12 is sent on monitor screen 24 accurately can learn concrete-agitating case 14 position, concrete-agitating case 14 with mixing device 17 both can stir cement concrete, prevent from it from placing in atmosphere causing too for a long time hardening or solidifying, also concrete output is contributed to, monitoring probe 10 monitors the situation below tower crane, and by video signal wireless transmission on the monitor screen 24 in operator's compartment 7, operator clearly can understand the situation below tower crane, improve the safety of operation,
4) in construction, can be sprayed by the shower nozzle 9 be arranged on water pipe 3 horizontal in crane arm 8 that water smoke infiltrates to the cement concrete of building watering, cooling, also fast spray for dust suppression be carried out to camp site.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. a building operation Multifunctional tower crane, comprise pedestal (1), suspension bracket (2), equilibrium arm (5), operator's compartment (7) and crane arm (8), it is characterized in that, described suspension bracket (2) is fixed on pedestal (1), described operator's compartment (7) is arranged on suspension bracket (2), the both sides being erected at suspension bracket (2) that described equilibrium arm (5) and crane arm (8) balance respectively, erect in described suspension bracket (2) and installed water pipe (3), horizontally in described crane arm (8) be provided with water pipe (3), the upper uniform multiple shower nozzle (9) of water pipe (3) horizontal in described crane arm (8), in described tower crane (2), the perpendicular water pipe (3) put is connected by swivel joint in operator's compartment (7) with horizontal water pipe (3) in crane arm (8), and junction is provided with pressure regulating valve (22), described equilibrium arm (5) is provided with fixed weight (4) and mobile counterweight (6), the forearm of described crane arm (8) is provided with a carriage (11), described carriage (11) is by pulley horizontal slip on the guide rail of crane arm (8), described carriage (11) is arranged with suspension hook (12), described suspension hook (12) has hawser (13), described hawser (13) is connected with concrete-agitating case (14), the top of described concrete-agitating case (14) is provided with cover cap (16), described concrete-agitating case (14) inside is provided with mixing device (17), described concrete-agitating case (14) bottom is provided with discharging opening (15), described discharging opening (15) is connected with passage (18), described crane arm (8) end and suspension hook (12) are provided with monitoring probe (10), controller (23) and monitor screen (24) is provided with in described operator's compartment (7), described monitoring probe (10) wireless connections monitor screen (24), described mixing device (17) is connected with controller (23).
2. building operation Multifunctional tower crane according to claim 1, it is characterized in that, one end of described water pipe (3) connects running water inlet (19), is provided with shutoff valve (20) and water pump (21) between described running water inlet (19) and water pipe (3).
3. building operation Multifunctional tower crane according to claim 1, is characterized in that, described suspension hook (12) is provided with safe tongue (27).
4. the manufacture method of the building operation Multifunctional tower crane according to claim 1-3, comprises following technology and step:
1) with steel-pipe welding unit suspension bracket (2), suspension bracket (2) is arranged on pedestal (1), lifting joint is set in the upper end of suspension bracket (2), lifting joint top arranges rotating mechanism, above rotating mechanism setting operation room (7), operator's compartment front portion arranges crane arm, operator's compartment rear portion arranges equilibrium arm (5), crane arm (8) and equilibrium arm (5) are erected at the both sides of suspension bracket (2) respectively, as required, interval certain altitude arranges horizontal attachment arm connecting wall on suspension bracket (2);
2) the suspension bracket top that several wirerope is connected to operator's compartment top is set respectively on crane arm (8) and equilibrium arm (5), equilibrium arm (5) arranges fixed weight (4) and mobile counterweight (6), the forearm of crane arm (8) arranges a carriage (11), carriage (11) is by pulley horizontal slip on the guide rail of crane arm (8), carriage (11) arranges a weight controller, weight controller bottom arranges cable wire and connecting shackle (12), suspension hook (12) is provided with safe tongue (27),
3) hawser (13) is set on suspension hook (12), hawser (13) connects concrete-agitating case (14), the top of concrete-agitating case (14) is provided with cover cap (16), concrete-agitating case (14) inside is provided with mixing device (17), mixing device (17) is connected with controller (23), concrete-agitating case (14) bottom arranges discharging opening (15), and discharging opening (15) connects passage (18);
4) water pipe (3) of connection segment is vertically set in suspension bracket (2), horizontally set water pipe (3) in crane arm (8), the upper uniform multiple shower nozzle (9) of water pipe (3) horizontal in crane arm (8), in suspension bracket (2), the perpendicular water pipe (3) put is connected by swivel joint in operator's compartment (7) with horizontal water pipe (3) in crane arm (8), pressure regulating valve (22) is set in junction, water pipe (3) in suspension bracket bottom connects running water inlet (19), shutoff valve (20) and water pump (21) are set between running water inlet (19) and water pipe (3),
5) monitoring probe (10) is set on crane arm (8) end and suspension hook (12), controller (23) and monitor screen (24) are set in operator's compartment (7), monitoring probe (10) wireless connections monitor screen (24).
5. the construction method of the building operation Multifunctional tower crane according to claim 1 or 4, comprises following technology and step:
1) during this multifunctional crane tower crane fortune weight, weight controller carries out check weighing to hung article, sounds and flashing light warning when exceeding predetermined weight in operator's compartment (7);
2), in handling process, the mobile counterweight (6) be located on equilibrium arm (5) is done corresponding mobile, to balance the weight of crane arm according to the weight of the carriage (11) on crane arm (8) and position;
3) in construction, suspension hook (12) is connected with concrete-agitating case (14) by hawser, being suspended to high-altitude by suspension hook needs the position of building to build, the image that monitoring probe (10) on suspension hook (12) is sent on monitor screen (24) accurately can learn concrete-agitating case (14) position, concrete-agitating case (14) with mixing device (17) both can stir cement concrete, prevent from it from placing in atmosphere causing too for a long time hardening or solidifying, also concrete output is contributed to, situation below monitoring probe (10) monitoring tower crane, and by video signal wireless transmission on the monitor screen (24) in operator's compartment (7), operator clearly can understand the situation below tower crane, improve the safety of operation,
4) in construction, can be sprayed by the shower nozzle (9) be arranged on water pipe (3) horizontal in crane arm (8) that water smoke infiltrates to the cement concrete of building watering, cooling, also fast spray for dust suppression be carried out to camp site.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410737141.1A CN104477789A (en) | 2014-12-07 | 2014-12-07 | Multifunctional tower crane for building construction and manufacturing and construction methods thereof |
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| CN201410737141.1A CN104477789A (en) | 2014-12-07 | 2014-12-07 | Multifunctional tower crane for building construction and manufacturing and construction methods thereof |
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| CN201511003019.2A Division CN105668425A (en) | 2014-12-07 | 2014-12-07 | Construction method of multifunctional tower crane used for building construction |
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| CN104477789A true CN104477789A (en) | 2015-04-01 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104949888A (en) * | 2015-06-05 | 2015-09-30 | 西安建筑科技大学 | Multiscale loading device for recycled concrete long-term crack test |
| CN105293312A (en) * | 2015-11-25 | 2016-02-03 | 镇海建设集团有限公司 | Tower crane |
| CN105398028A (en) * | 2015-12-30 | 2016-03-16 | 重庆有为塑胶有限公司 | Novel PVC (Polyvinyl Chloride) pipe manufacturing unit |
| CN106395631A (en) * | 2016-10-28 | 2017-02-15 | 四川沱江起重机有限公司 | Automatic balancing tower crane |
| CN106429814A (en) * | 2016-10-28 | 2017-02-22 | 四川沱江起重机有限公司 | Novel tower crane |
| CN107792802A (en) * | 2017-11-02 | 2018-03-13 | 中建港务建设有限公司 | A kind of small members movement and mounting system and method |
| CN109205484A (en) * | 2018-10-25 | 2019-01-15 | 李宗利 | A kind of construction site can be improved dust removing effects tower crane spray equipment |
| CN111661765A (en) * | 2020-06-01 | 2020-09-15 | 苏冬梅 | High-rise material lifting device for building construction by utilizing lifting force for premixing |
| CN112850491A (en) * | 2021-01-12 | 2021-05-28 | 安徽新华学院 | Driving control system and method |
| BE1027726B1 (en) * | 2019-11-04 | 2021-06-07 | Galloo Nv | SPRAY DEVICE ON CRANE FOR REDUCING DUST PICK-UP AND METHOD FOR REDUCING DUST PICK-UP BY SPRAYING DEVICE |
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Application publication date: 20150401 |