CN204324755U - A kind of tower crane for building engineering - Google Patents
A kind of tower crane for building engineering Download PDFInfo
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- CN204324755U CN204324755U CN201420770647.8U CN201420770647U CN204324755U CN 204324755 U CN204324755 U CN 204324755U CN 201420770647 U CN201420770647 U CN 201420770647U CN 204324755 U CN204324755 U CN 204324755U
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- tower crane
- arm
- column spinner
- connecting rod
- building engineering
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Abstract
The utility model provides a kind of tower crane for building engineering, belongs to mechanical equipment technical field.To it solve in prior art the technical matterss such as safety of tower crane difference.This tower crane comprises can be installed in ground base, base is provided with the post of walking around that can rotate around own axes, and the lower end sidewall of column spinner is installed with hinged seat, and hinged seat is provided with arm, one end of arm is hinged on hinged seat, is installed with electric block on the downside of the other end of arm; The upper end sidewall of column spinner is provided with a connecting rod, length direction along arm on the upper side of arm is provided with slide rail, the inner of connecting rod and the upper end sidewall of column spinner are hinged, the outer end of connecting rod is slidably connected on slide rail, tower crane also comprises electric capstan and stay cord, the top of column spinner is installed with fixed pulley, and the one ends wound of stay cord is on capstan winch, and the other end of stay cord is connected by fixed pulley and electric block.Be provided with connecting rod in the utility model to play and auxiliary draw high effect, make tower crane guaranteed on safety performance.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of equipment for building engineering, particularly a kind of tower crane for building engineering.
Background technology
Tower crane is that a kind of weight-lifting equipment the most frequently used on building ground has another name called " tower crane ", is used for hanging the raw MAT'L of the constructions such as working reinforcing bar, wood are stupefied, cement concrete, steel pipe.Tower crane is a kind of requisite equipment on building site.The function of tower crane point bears the upper load that jib stay cord and equilibrium arm stay cord transmit, and pass to tower body structure by structure members such as revolution pylon, turntable, bearings.Jack up tower top has truncated cone pillar, leans forward or hypsokinesis truncated cone pillar, herringbone posture and diagonal brace posture, and every last time, capstan head machine all needed to establish counterbalanced weight, and its function produces the balancing torque contrary with hoisting moment direction in order to application force required on Construction designing.Except counterbalanced weight, also be everlasting its afterbody installing lifting mechanism, why homostasis is heavy is placed in equilibrium arm tail end together for lifting mechanism, can play the effect of part counterweight first, second increase the distance between rope reel and pinnacle of a pagoda guide wheel, the row being beneficial to steel rope around and avoid disorder cable phenomenon occurs.Inversely, and there is certain proportion relation between equilibrium arm length and boom length in the consumption of counterbalanced weight and the length of equilibrium arm.
China's patent (notification number: CN203946802U; Publication date: 2014-11-19) disclose a kind of novel tower crane, comprise pedestal, tower crane frame, operator's compartment and crane arm, described tower crane frame is fixed on pedestal, described operator's compartment is arranged on tower crane frame, described crane arm equalizer bar is located on tower crane frame, the postbrachium of described crane arm is provided with the counterweight of a fixing counterweight and a movement, the forearm of described crane arm is provided with a carriage, described carriage is arranged with camera and suspension hook.
The tower crane equipment that above-mentioned patent provides still carrys out balanced loaded weight with traditional clump weight, its adjustability and fastness poor, operation is inconvenient and easily occur safety misadventure.
Summary of the invention
The problems referred to above that the utility model exists for existing technology, provide a kind of tower crane for building engineering, technical problem to be solved in the utility model is: the safety fastness and the simple operation that how to improve tower crane equipment.
The utility model object realizes by following technical proposal:
A kind of tower crane for building engineering, it is characterized in that, described tower crane comprises can be installed in ground base, described base is provided with the post of walking around that can rotate around own axes, the lower end sidewall of described column spinner is installed with hinged seat, described hinged seat is provided with arm, and one end of described arm is hinged on hinged seat, is installed with electric block on the downside of the other end of described arm; The upper end sidewall of described column spinner is provided with a connecting rod, the upper side of described arm is provided with slide rail along the length direction of described arm, the inner of described connecting rod and the upper end sidewall of column spinner are hinged, the outer end of described connecting rod is slidably connected on described slide rail, described tower crane also comprises electric capstan and stay cord, the top of described column spinner is installed with fixed pulley, and the one ends wound of described stay cord is on capstan winch, and the other end of described stay cord is connected by described fixed pulley and described electric block.
Its principle is as follows: this tower crane is mainly used in transferring working reinforcing bar in scope of work region, wood is stupefied, cement concrete, the raw MAT'L of the construction such as steel pipe, fast and safely failure-free material requested can be transported to destination by this tower crane, specifically, this tower crane is fixed on the ground firmly by permanent seat, column spinner can do the rotary motion of 360 degree around the axis of permanent seat, under normal circumstances, arm on the sidewall of column spinner lower end is arranged obliquely, and arm can rotate around the point of connection of arm and column spinner, electric block on arm outer end is used for bearing goods, mount material to be transported, capstan winch rotates and is wound around or unclamps stay cord, the angle of inclination of arm can be adjusted, namely the distance between arm outer end electric block distance column spinner line of centers, it is more that stay cord is wound around, arm angle of inclination is obliquely larger, distance between the electric block distance column spinner line of centers of arm outer end is less, otherwise the distance between arm outer end electric block distance column spinner line of centers is larger, electric block can rotate along with column spinner in addition, thus changes raw-material moving direction.Such a compound motion completes raw-material transport, also be provided with connecting rod in this tower crane to play and auxiliary draw high effect, make tower crane guaranteed on safety performance, pull bar one end is hinged on column spinner upper end, one end is slidably connected on arm, at arm in hinge-point rotation process, connecting rod can slide on arm, arm is made to complete normal transfer, simultaneously when after rod slide to the limit of arm outer end, limit being rotated further of arm, prevent from, because lever principle produces the faults such as the unexpected fracture of overload or stay cord, playing safety effect.
Above-mentioned in the tower crane of building engineering, described capstan winch sets firmly on the rotary shaft, and described capstan winch can be rotated by electronic drive, and described tower crane also comprises the controller that can control described capstan winch and rotate.Easily operated the rotation of capstan winch by Electronic control, this controller can be arranged on the lower end of ground or column spinner, facilitates human users, and personnel also can reduce the load of tower crane in terrestrial operation.
Above-mentioned in the tower crane of building engineering, described slide rail is dovetail furrow, and be embedded with the slide block that can slide along dovetail furrow length direction in described dovetail furrow, outer end and the described slide block of described connecting rod are hinged.Being embedded by slide block enables connecting rod slide at slide rail at dovetail furrow, also can haul the load-bearing of arm.This slide rail and the connection mode of slide block can also be that the jacket casing be connected by interlinking lever end is located on arm.
Above-mentioned in the tower crane of building engineering, described base comprises pedestal and mount pad, some reinforced ribs are distributed with along pedestal circumference on outside described pedestal, described pedestal upper end is installed with adapter plate one, the lower end of described mount pad is also installed with the adapter plate two corresponding with described adapter plate one, described adapter plate one is connected by bolt mutually with adapter plate two, and described column spinner bottom is plugged in described mount pad by the upper end of mount pad.
Above-mentioned in the tower crane of building engineering, be provided with motor in described mount pad, the bottom of described S. A. is installed with fluted disc, and the output shaft of described motor to be connected with described fluted disc by gear and described S. A. can be driven to rotate.High by gear transmission precision.
Above-mentioned in the tower crane of building engineering, described electric block is provided with oscillating cylinder, and the output shaft of described oscillating cylinder is installed with locking plate, and the opening of hook pins by the hook that described locking plate can be resisted against described electric block.Controlling locking plate by oscillating cylinder can be locked in hook by the raw MAT'L of mounting, prevents from dropping or landing.
Compared with prior art, advantage of the present utility model is as follows:
1, be provided with connecting rod in this tower crane to play and auxiliary draw high effect, make tower crane guaranteed on safety performance, when after rod slide to the limit of arm outer end, limit being rotated further of arm, prevent from, because lever principle produces the faults such as the unexpected fracture of overload or stay cord, playing safety effect.
2, the electric block in this tower crane is provided with oscillating cylinder, and the output shaft of oscillating cylinder is installed with locking plate, and controlling locking plate by oscillating cylinder can be locked in hook by the raw MAT'L of mounting, prevents from dropping or landing.
Accompanying drawing explanation
Fig. 1 is the front elevation structural representation of this tower crane.
Fig. 2 is the sectional structure schematic diagram of A-A in Fig. 1.
In figure, 1, column spinner; 2, base; 21, pedestal; 211, reinforced rib; 212, adapter plate one; 22, mount pad; 221, adapter plate two; 23, bolt; 3, hinged seat; 4, arm; 5, electric block; 51, link up with; 52, locking plate; 6, connecting rod; 7, electric capstan; 8, stay cord; 9, fixed pulley; 10, controller.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, this tower crane comprises can be installed in ground base 2, base 2 is provided with the post of walking around that can rotate around own axes, the lower end sidewall of column spinner 1 is installed with hinged seat 3, hinged seat 3 is provided with arm 4, one end of arm 4 is hinged on hinged seat 3, is installed with electric block 5 on the downside of the other end of arm 4; The upper end sidewall of column spinner 1 is provided with a connecting rod 6, the upper side of arm 4 is provided with slide rail along the length direction of arm 4, the inner of connecting rod 6 and the upper end sidewall of column spinner 1 are hinged, the outer end of connecting rod 6 is slidably connected on slide rail, tower crane also comprises electric capstan 7 and stay cord 8, capstan winch sets firmly on the rotary shaft, capstan winch can be rotated by electronic drive, tower crane also comprises the controller 10 that can control capstan winch and rotate, the top of column spinner 1 is installed with fixed pulley 9, the one ends wound of stay cord 8 is on capstan winch, and the other end of stay cord 8 is connected by fixed pulley 9 and electric block 5.
Slide rail is dovetail furrow, the slide block that can slide along dovetail furrow length direction is embedded with in dovetail furrow, outer end and the slide block of connecting rod 6 are hinged, being embedded by slide block makes connecting rod 6 can slide at slide rail at dovetail furrow, also can haul the load-bearing of arm 4, this slide rail and the connection mode of slide block can also be that the jacket casing be connected by connecting rod 6 end is located on arm 4; Be provided with motor in mount pad 22, the bottom of S. A. is installed with fluted disc, and the output shaft of motor to be connected with fluted disc by gear and can to rotate by driven rotary axle.
As shown in Figure 1, base 2 comprises pedestal 21 and mount pad 22, some reinforced ribs 211 are distributed with along pedestal 21 circumference on outside pedestal 21, pedestal 21 upper end is installed with adapter plate 1, the lower end of mount pad 22 is also installed with the adapter plate two 221 corresponding with adapter plate 1, adapter plate 1 is connected by bolt 23 mutually with adapter plate 2 221, and column spinner 1 bottom is plugged in mount pad 22 by the upper end of mount pad 22.Electric block 5 is provided with oscillating cylinder, the output shaft of oscillating cylinder is installed with locking plate 52, the opening of hook 51 pins by the hook 51 that locking plate 52 can be resisted against electric block 5, and controlling locking plate 52 by oscillating cylinder can be locked in the raw MAT'L of mounting in hook 51, prevent from dropping or landing
This tower crane is mainly used in transferring working reinforcing bar in scope of work region, wood is stupefied, cement concrete, the raw MAT'L of the construction such as steel pipe, fast and safely failure-free material requested can be transported to destination by this tower crane, specifically, this tower crane is fixed on the ground firmly by permanent seat, column spinner 1 can do the rotary motion of 360 degree around the axis of permanent seat, under normal circumstances, arm 4 on the sidewall of column spinner 1 lower end is arranged obliquely, and arm 4 can rotate around the point of connection of arm 4 with column spinner 1, electric block 5 on arm 4 outer end is for bearing goods, mount material to be transported, capstan winch rotates and is wound around or unclamps stay cord 8, the angle of inclination of arm 4 can be adjusted, namely arm 4 outer end electric block 5 is apart from the distance between column spinner 1 line of centers, it is more that stay cord 8 is wound around, arm 4 angle of inclination is obliquely larger, arm 4 outer end electric block 5 is less apart from the distance between column spinner 1 line of centers, otherwise arm 4 outer end electric block 5 is larger apart from the distance between column spinner 1 line of centers, electric block 5 can rotate along with column spinner 1 in addition, thus changes raw-material moving direction.Such a compound motion completes raw-material transport, also be provided with connecting rod 6 in this tower crane to play and auxiliary draw high effect, make tower crane guaranteed on safety performance, pull bar one end is hinged on column spinner 1 upper end, one end is slidably connected on arm 4, at arm 4 in hinge-point rotation process, connecting rod 6 can slide on arm 4, arm 4 is made to complete normal transfer, simultaneously after connecting rod 6 slides into the limit of arm 4 outer end, limit being rotated further of arm 4, prevent because lever principle produces the faults such as the unexpected fracture of overload or stay cord 8, play safety effect.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ 1 herein, column spinner; 2, base; 21, pedestal; 211, reinforced rib; 212, adapter plate one; 22, mount pad; 221, adapter plate two; 23, bolt; 3, hinged seat; 4, arm; 5, electric block; 51, link up with; 52, locking plate; 6, connecting rod; 7, electric capstan; 8, stay cord; 9, fixed pulley; 10, the term such as controller, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (6)
1. the tower crane for building engineering, it is characterized in that, described tower crane comprises can be installed in ground base (2), described base (2) is provided with the post of walking around that can rotate around own axes, the lower end sidewall of described column spinner (1) is installed with hinged seat (3), described hinged seat (3) is provided with arm (4), one end of described arm (4) is hinged on hinged seat (3), is installed with electric block (5) on the downside of the other end of described arm (4), the upper end sidewall of described column spinner (1) is provided with a connecting rod (6), the upper side of described arm (4) is provided with slide rail along the length direction of described arm (4), the inner of described connecting rod (6) and the upper end sidewall of column spinner (1) are hinged, the outer end of described connecting rod (6) is slidably connected on described slide rail, described tower crane also comprises electric capstan (7) and stay cord (8), the top of described column spinner (1) is installed with fixed pulley (9), the one ends wound of described stay cord (8) is on capstan winch, the other end of described stay cord (8) is connected by described fixed pulley (9) and described electric block (5).
2. a kind of tower crane for building engineering according to claim 1, it is characterized in that, described capstan winch sets firmly on the rotary shaft, and described capstan winch can be rotated by electronic drive, and described tower crane also comprises the controller (10) that can control described capstan winch and rotate.
3. a kind of tower crane for building engineering according to claim 1 and 2, it is characterized in that, described slide rail is dovetail furrow, and be embedded with the slide block that can slide along dovetail furrow length direction in described dovetail furrow, outer end and the described slide block of described connecting rod (6) are hinged.
4. a kind of tower crane for building engineering according to claim 1 and 2, it is characterized in that, described base (2) comprises pedestal (21) and mount pad (22), outside is distributed with some reinforced ribs (211) along pedestal (21) circumference to described pedestal (21), described pedestal (21) upper end is installed with adapter plate one (212), the lower end of described mount pad (22) is also installed with the adapter plate two (221) corresponding with described adapter plate one (212), described adapter plate one (212) is connected by bolt (23) mutually with adapter plate two (221), described column spinner (1) bottom is plugged in described mount pad (22) by the upper end of mount pad (22).
5. a kind of tower crane for building engineering according to claim 4, it is characterized in that, described mount pad is provided with motor in (22), the bottom of described S. A. is installed with fluted disc, and the output shaft of described motor to be connected with described fluted disc by gear and described S. A. can be driven to rotate.
6. a kind of tower crane for building engineering according to claim 1 and 2, it is characterized in that, described electric block (5) is provided with oscillating cylinder, the output shaft of described oscillating cylinder is installed with locking plate (52), the hook (51) that described locking plate (52) can be resisted against described electric block (5) is gone up and will link up with the opening pinning of (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420770647.8U CN204324755U (en) | 2014-12-09 | 2014-12-09 | A kind of tower crane for building engineering |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420770647.8U CN204324755U (en) | 2014-12-09 | 2014-12-09 | A kind of tower crane for building engineering |
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| CN204324755U true CN204324755U (en) | 2015-05-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052205A (en) * | 2018-01-25 | 2018-12-21 | 尚宇新 | Stable high-altitude hanging object device when a kind of heavy lift |
| CN110589689A (en) * | 2019-08-29 | 2019-12-20 | 中国水电基础局有限公司 | Down-the-hole drill jack-up hoist and mount auxiliary device |
| WO2022095056A1 (en) * | 2020-11-07 | 2022-05-12 | 山东圣得宝儿童用品股份有限公司 | Snow tower crane for entertainment of children |
-
2014
- 2014-12-09 CN CN201420770647.8U patent/CN204324755U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052205A (en) * | 2018-01-25 | 2018-12-21 | 尚宇新 | Stable high-altitude hanging object device when a kind of heavy lift |
| CN110589689A (en) * | 2019-08-29 | 2019-12-20 | 中国水电基础局有限公司 | Down-the-hole drill jack-up hoist and mount auxiliary device |
| WO2022095056A1 (en) * | 2020-11-07 | 2022-05-12 | 山东圣得宝儿童用品股份有限公司 | Snow tower crane for entertainment of children |
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