CN216971760U - Heavy high stability drilling is filled operation and is used tower crane - Google Patents
Heavy high stability drilling is filled operation and is used tower crane Download PDFInfo
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- CN216971760U CN216971760U CN202220381894.3U CN202220381894U CN216971760U CN 216971760 U CN216971760 U CN 216971760U CN 202220381894 U CN202220381894 U CN 202220381894U CN 216971760 U CN216971760 U CN 216971760U
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Abstract
The utility model relates to a heavy high-stability hanging tower for drilling and pouring operation, which comprises a gantry tower body and a first lead screw, wherein a hoisting device is arranged on the gantry tower body, bases are arranged on two sides of the gantry tower body, a plurality of rollers are arranged on the bottom of the bases, a lifting mechanism is arranged on the bases, a rotary drum and a first motor are arranged on the lifting mechanism, the rotary drum is rotatably connected with the lifting mechanism, the rotary drum is connected with the first motor in a driving mode, a second motor and a drill bit are respectively arranged on the top and the bottom of the rotary drum, a plurality of press blocks are arranged on the side wall of the rotary drum in a sliding penetrating mode, a connecting rod is hinged on the press blocks, the first lead screw is rotatably arranged in the rotary drum and connected with the second motor in a driving mode, and a nut is arranged on the first lead screw and is hinged with the connecting rod. The utility model can quickly fix the lifting device, so that the stability of the lifting device can be effectively improved in the lifting process, and further the lifting weight and the operation safety of the lifting operation are greatly improved.
Description
Technical Field
The utility model belongs to the technical field of a tower crane, and particularly relates to a tower crane for heavy high-stability drilling and grouting operation.
Background
The method is characterized in that drilling and pouring are usually required in the bridge construction process, the drilling and pouring aim is to construct a cast-in-place pile, and the cast-in-place pile refers to that a reinforcement cage and concrete are placed in a pile hole to form a cast-in-place pile through mechanical drilling (also called a pile hole) on an engineering site, and the cast-in-place pile is solidified, so that various hoisting devices are required to be frequently adopted in the drilling and pouring process. However, most of the prior art uses a cantilever crane, which is used to perform the following operations: and (4) lifting out the pile casing in the pile hole, and putting the steel cage in the pile hole or lifting out and putting the steel cage in the pile hole again. However, after the cantilever type hoisting device is hoisted, the gravity center is raised, so that the risk of dumping is easy to exist, and the hoisting weight is greatly limited, so that a hoisting device is urgently needed at present, the hoisting device can be quickly fixed, the stability of the hoisting device can be effectively improved in the hoisting process, and the hoisting weight and the operation safety of hoisting operation are improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heavy high-stability hoisting tower for drilling and grouting operation, which can quickly fix a hoisting device, effectively improve the stability of the hoisting device in the hoisting process, and further improve the hoisting weight and the operation safety of hoisting operation.
The technical scheme adopted by the utility model is as follows:
the hoisting tower comprises a gantry tower body and a first lead screw, wherein a hoisting device is arranged on the gantry tower body, bases are arranged on two sides of the gantry tower body, a plurality of idler wheels are arranged on the bottom of each base, a lifting mechanism is arranged on each base, a rotary drum and a first motor are arranged on each lifting mechanism, the rotary drums are rotatably connected with the lifting mechanisms, the rotary drums are connected with the first motors in a driving mode, a second motor and a drill bit are arranged on the top and the bottom of each rotary drum respectively, a plurality of press blocks are arranged on the side wall of each rotary drum in a sliding mode in a penetrating mode, a connecting rod is hinged to each press block, each first lead screw is rotatably arranged in each rotary drum and connected with the second motor in a driving mode, a nut is arranged on each first lead screw, and the nut is hinged to the connecting rod.
Furthermore, the lifting mechanism comprises a support frame and a third motor, the support frame is arranged on the base, a second lead screw is rotatably arranged on the support frame, a lifting frame is sleeved on the second lead screw in a threaded manner, the third motor is arranged on the support frame and is connected with the second lead screw in a driving manner, the first motor is arranged on the lifting frame, and the rotary drum is rotatably arranged on the lifting frame in a penetrating manner.
Furthermore, a gear ring is sleeved on the rotary drum, and a gear meshed with the gear ring is arranged on an output shaft of the first motor.
Further, the gantry tower body comprises a top beam, two sides of the top beam are connected with edge beams, steel ropes are connected between the two sides of the top beam and the two edge beams, the base is arranged on the bottom of the edge beams, and the lifting device is arranged in the middle of the top beam.
Furthermore, the hoisting device comprises a winch arranged on the middle part of the top beam, a hoisting rope is arranged on the winch, and a lifting hook is connected to the hoisting rope.
Furthermore, the first screw rod adopts a two-way screw rod, the number of the nuts is two, the two nuts are respectively arranged on two sides of the two-way screw rod, the pressing block is hinged with two connecting rods, and the two connecting rods are respectively hinged with the two nuts.
Furthermore, a plurality of hydraulic supporting legs are arranged at the bottom of the base.
Compared with the prior art, the utility model has the beneficial effects that:
install the base through gantry tower body bottom, install the gyro wheel bottom the base, it is convenient in the removal, gantry tower body middle part is equipped with hoisting accessory, make the stress point be located the middle part of tower crane, and utilize elevating system to drive the rotary drum decline, the rotary drum drives the drill bit decline, simultaneously first motor passes through the rotary drum and drives the drill bit rotatory, make the rotary drum insert ground fast, fix with to the tower crane, fixed effectual, fixed efficient, the stability of tower crane is greatly improved, it is rotatory to drive first lead screw through the second motor afterwards, first lead screw drives the briquetting under the mating reaction of nut and connecting rod and stretches out and press to the outside to the rotary drum extroversion, further increase fixed effect, the problem of toppling over and turning on one's side in the jack-up process has effectively been avoided, be applicable to the heavy object and lift by crane, the operation safety of the weight of lifting by crane and lifting operation has been improved greatly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 2 at B;
FIG. 4 is a cross-sectional view taken at F-F of FIG. 3;
in the figure: 1. a boundary beam; 2. a steel cord; 3. a top beam; 4. a hoisting device; 5. a roller; 6. a base; 7. a drill bit; 8. a first lead screw; 9. a rotating drum; 10. a lifting frame; 11. a toothed ring; 12. a gear; 13. a first motor; 14. a second motor; 15. a third motor; 16. a second lead screw; 17. a support frame; 18. hydraulic supporting legs; 19. briquetting; 20. a connecting rod; 21. and a nut.
Detailed Description
In order to better understand the technical content of the utility model, specific embodiments are provided below, and the utility model is further described with reference to the accompanying drawings.
Referring to fig. 1 to 4, the utility model provides a heavy high-stability hanging tower for drilling and pouring operation, comprising a gantry tower body and a first screw rod 8, wherein a hoisting device 4 is arranged on the top of the gantry tower body, a base 6 is arranged at the bottom of each of two sides of the gantry tower body, a plurality of rollers 5 are arranged on the bottom of each of the bases 6, the rollers 5 adopt universal casters, the hanging tower is convenient to move by the rollers 5, a lifting mechanism is arranged on each of the bases 6, a rotary drum 9 and a first motor 13 are arranged on each of the lifting mechanisms, the rotary drum 9 is rotatably connected with the lifting mechanism, the rotary drum 9 is connected with the first motor 13 in a driving manner, a drill bit 7 is arranged on the bottom of the rotary drum 9, and when fixing is needed, the lifting mechanism is used for driving the rotary drum 9 and the first motor 13 to descend, the rotary drum 9 drives the drill bit 7 to descend, the first motor 13 drives the rotary drum 9 to rotate, so that the rotary drum 9 is quickly inserted into the ground, the fixing effect is good, the fixing efficiency is high, the lifting stability of the tower crane is greatly improved, the second motor 14 is arranged on the top of the rotary drum 9, a plurality of pressing blocks 19 are arranged on the side wall of the rotary drum 9 in a sliding and penetrating mode, the pressing blocks 19 are arranged at equal intervals along the circumferential direction of the rotary drum 9, the middle parts of the pressing blocks 19 are hinged with the connecting rod 20, the first screw rod 8 is rotatably arranged in the rotary drum 9, the second motor 14 is connected with the first screw rod 8 in a driving mode, the first screw rod 8 is provided with the nut 21, the nut 21 is hinged with the connecting rod 20, after the drum 9 is inserted into the ground, the first lead screw 8 is driven by the second motor 14 to rotate in the drum 9, so that the nut 21 moves on the first lead screw 8, meanwhile, the nut 21 pushes the pressing block 19 to slide towards the outer side of the rotary drum 9 through the connecting rod 20 and extrude soil on the outer side, so that the fixing effect is further improved, the problems of dumping and side turning in the hoisting process are effectively solved, the device is suitable for hoisting heavy objects, and the hoisting weight and the operation safety are greatly improved. In addition, when the tower crane needs to be moved, the second motor 14 drives the first lead screw 8 to rotate reversely, so that the pressing block 19 slides on the side wall of the rotary drum 9 and is flush with the outer surface of the rotary drum 9, the lifting mechanism drives the rotary drum 9 and the first motor 13 to ascend, and in the ascending process, the first motor 13 drives the drill bit 7 to rotate reversely through the rotary drum 9, so that the rotary drum 9 is quickly withdrawn from the ground.
Concretely, elevating system includes support frame 17 and third motor 15, support frame 17 is located on base 6, it is equipped with second lead screw 16 to rotate on the support frame 17, the upper end and the lower extreme of second lead screw 16 rotate with the top and the bottom of support frame 17 respectively and are connected, threaded sleeve is equipped with crane 10 on the second lead screw 16, third motor 15 is installed on support frame 17 top, and third motor 15 drives with second lead screw 16 and connects, crane 10 slides in one side and supports on the inner wall of support frame 17, first motor 13 is installed on crane 10, rotary drum 9 rotates and wears to locate on crane 10, when making third motor 15 drive second lead screw 16 rotatory, crane 10 removes on second lead screw 16, crane 10 drives rotary drum 9 and first motor 13 goes up and down.
Specifically, the cover is equipped with ring gear 11 on the rotary drum 9, is equipped with the gear 12 with ring gear 11 looks meshing on the output shaft of first motor 13, utilizes first motor 13 to drive gear 12 rotatory, and gear 12 passes through ring gear 11 and drives rotary drum 9 rotatory on crane 10.
Specifically, the gantry tower body includes back timber 3, and 3 both sides of back timber are connected with boundary beam 1, all are connected with steel cable 2 between 3 both sides of back timber and two boundary beams 1 to increase whole support intensity, and then improve and lift by crane weight, base 6 is located on the bottom of boundary beam 1, and hoisting accessory 4 locates the middle part of back timber 3, makes and lifts by crane stress point and is located the middle department of the tower crane, is favorable to improving the stability of lifting by crane.
Specifically, hoisting accessory 4 is equipped with the lifting rope including locating the hoist engine on back timber 3 middle part on the hoist engine, be connected with the lifting hook on the lifting rope, utilizes the hoist engine to receive and release the lifting rope and realize lifting by crane and transfer.
Specifically, the first screw rod 8 adopts a bidirectional screw rod, the bidirectional screw rod is provided with two thread sections with opposite rotation directions, the number of the nuts 21 is two, the two nuts 21 are respectively arranged on the two thread sections with opposite rotation directions of the bidirectional screw rod, the pressing block 19 is hinged with two connecting rods 20, and the two connecting rods 20 are respectively hinged with the two nuts 21.
Specifically, the bottom of the base 6 is provided with a plurality of hydraulic supporting legs 18, and the hydraulic supporting legs 18 are used for supporting during hoisting, so that the load of the roller 5 is favorably reduced, and the service life of the roller 5 is prolonged.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a heavy high stability drilling is filled tower crane for operation which characterized in that: the gantry crane comprises a gantry tower body and a first lead screw, wherein a hoisting device is arranged on the gantry tower body, bases are arranged on two sides of the gantry tower body, a plurality of idler wheels are arranged on the bottom of each base, a lifting mechanism is arranged on each base, a rotary drum and a first motor are arranged on each lifting mechanism, the rotary drums are rotatably connected with the lifting mechanisms, the rotary drums are connected with the first motors in a driving mode, a second motor and a drill bit are arranged on the tops and the bottoms of the rotary drums respectively, a plurality of press blocks are arranged on the side walls of the rotary drums in a sliding mode in a penetrating mode, connecting rods are hinged to the press blocks, the first lead screw is rotatably arranged in the rotary drums and connected with the second motors in a driving mode, nuts are arranged on the first lead screw, and the nuts are hinged to the connecting rods.
2. The tower crane for heavy duty high stability drilling and grouting operation as claimed in claim 1, wherein: the lifting mechanism comprises a support frame and a third motor, the support frame is arranged on the base, a second lead screw is rotatably arranged on the support frame, a lifting frame is sleeved on the second lead screw in a threaded manner, the third motor is arranged on the support frame and is connected with the second lead screw in a driving manner, the first motor is arranged on the lifting frame, and the rotary drum is rotatably arranged on the lifting frame in a penetrating manner.
3. The tower crane for heavy duty high stability drilling and grouting operation as claimed in claim 1, wherein: the rotating drum is sleeved with a gear ring, and an output shaft of the first motor is provided with a gear meshed with the gear ring.
4. The tower crane for heavy duty high stability drilling and grouting operation as claimed in claim 1, wherein: the gantry tower body comprises a top beam, two sides of the top beam are connected with edge beams, steel ropes are connected between the two sides of the top beam and the two edge beams, the base is arranged on the bottom of the edge beams, and the lifting device is arranged on the top beam.
5. The tower crane for heavy duty high stability drilling and grouting operation as claimed in claim 4, wherein: the lifting device comprises a winch arranged on the middle part of the top beam, a lifting rope is arranged on the winch, and a lifting hook is connected to the lifting rope.
6. The tower crane for heavy duty high stability drilling and grouting operation as claimed in claim 1, wherein: the first screw rod is a two-way screw rod, the number of the nuts is two, the two nuts are respectively arranged on two sides of the two-way screw rod, the pressing block is hinged with two connecting rods, and the two connecting rods are respectively hinged with the two nuts.
7. The tower crane for heavy duty high stability drilling and grouting operation as claimed in claim 1, wherein: and a plurality of hydraulic supporting legs are arranged at the bottom of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220381894.3U CN216971760U (en) | 2022-02-24 | 2022-02-24 | Heavy high stability drilling is filled operation and is used tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220381894.3U CN216971760U (en) | 2022-02-24 | 2022-02-24 | Heavy high stability drilling is filled operation and is used tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216971760U true CN216971760U (en) | 2022-07-15 |
Family
ID=82356337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220381894.3U Active CN216971760U (en) | 2022-02-24 | 2022-02-24 | Heavy high stability drilling is filled operation and is used tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216971760U (en) |
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2022
- 2022-02-24 CN CN202220381894.3U patent/CN216971760U/en active Active
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