CN112027901B - A lifting device for large diameter pipe jacking construction - Google Patents
A lifting device for large diameter pipe jacking construction Download PDFInfo
- Publication number
- CN112027901B CN112027901B CN202010990909.1A CN202010990909A CN112027901B CN 112027901 B CN112027901 B CN 112027901B CN 202010990909 A CN202010990909 A CN 202010990909A CN 112027901 B CN112027901 B CN 112027901B
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- China
- Prior art keywords
- cross beam
- inner cavity
- fixed
- block
- fixed block
- Prior art date
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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
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/445—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces motor actuated
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a hoisting device for large-diameter pipe jacking construction, which comprises a cross beam, wherein upright posts are symmetrically fixed at the left end and the right end of the bottom of the cross beam, a bracket is arranged at the top of the cross beam, a solar panel is arranged at the top of the bracket, and storage batteries are uniformly arranged on the cross beam at the bottom of the solar panel, the pipe jacking is bound and hung on a hook, then a locking bolt is taken out from the inner cavity of a fixed block according to the specification of the pipe jacking, so that a clamping block is separated from the inner cavity of a clamping groove, at this moment, the clamping plate is detached from the fixed block and replaced, and then the servo motor is controlled to start through the control panel, and the servo motor drives the screw rod to rotate through the rotating shaft, so that the driving block drives the clamping plate to approach the jacking pipe until the rubber ball is in direct contact with the jacking pipe to fix the clamping plate, the jacking pipes with different specifications can be conveniently hoisted through various modes, the falling possibility of the jacking pipes is reduced, and the practicability of the device is improved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a hoisting device for large-diameter pipe jacking construction.
Background
With the large-scale rapid development of town, a large number of underground pipelines, underground traffic and underground buildings are continuously newly built, rebuilt and enlarged, wherein the pipe jacking method is widely applied and used with the advantages of wide applicable soil range, small soil disturbance, small operation engineering quantity and the like, a lifting device is usually needed in the use process of the pipe jacking, but the existing device still has certain problems, and the specific problems are as follows:
the traditional device can not hoist the roof of different specifications to reduced the practicality of device, and the condition that the push pipe falls in the in-process of hoist and mount takes place easily, brings the potential safety hazard, and traditional device also does not have energy-conserving advantage in addition, causes the waste of energy.
Disclosure of Invention
The invention aims to provide a hoisting device for large-diameter pipe jacking construction, which aims to solve the problems in the background technology.
The hoisting device for large-diameter pipe jacking construction comprises a cross beam, wherein upright posts are symmetrically fixed at the left end and the right end of the bottom of the cross beam, a support is arranged at the top of the cross beam, a solar cell panel is arranged at the top of the support, a storage battery is uniformly arranged on the cross beam at the bottom of the solar cell panel, a driving mechanism is symmetrically arranged at the left end and the right end of the bottom of the cross beam, a wire winding roller is arranged at one end of the driving mechanism through a rotating shaft, a steel wire rope is wound on the outer wall of the wire winding roller, a fixed pulley is fixed at one end, close to the bottom of the driving mechanism, of the cross beam, a buffer mechanism is arranged at the bottom of the buffer mechanism, a lifting plate is transversely arranged in an inner cavity of the lifting plate through a bearing, a lead screw is sleeved on the outer wall of the lead screw, a servo motor is arranged on the right side wall of the lifting plate, a power output end of the servo motor is connected with the right end of the lead screw through the rotating shaft, a connecting rod is arranged at the bottom of the driving block, the connecting rod extends out of the lifting plate and is provided with a fixing block, a fixed pulley is arranged at one end, close to the bottom of the lifting plate, close to the input end, of the lead wire is provided with a connecting rod, and the end is electrically connected with a hook is arranged at the end, and the end, of the end is electrically connected with the end, of the lead wire is provided with a wire, and the end is provided with a wire plate.
Preferably, the joint of the cross beam and the upright post is provided with a reinforcing rib.
Based on the technical characteristics, the firmness of connection between the cross beam and the upright post is enhanced, so that the device is more stable in use.
Preferably, the bottom of stand is fixed with the base, the edge equidistant fixing bolt that is provided with in base top, and fixing bolt's bottom stretches out the base.
Based on the technical characteristics, the base and the ground are directly and fixedly installed by the fixing bolts when the device is used, so that the wind resistance and the stability of the device are improved.
Preferably, the actuating mechanism includes mount pad, worm wheel, mounting bracket, worm and driving motor, the mount pad of actuating mechanism is located the bottom of crossbeam, the worm is installed through the bearing to the one end that the crossbeam vertical center line was kept away from to the mount pad, driving motor is installed to the one end that the mount pad was kept away from to the crossbeam bottom, and driving motor's power take off end is connected with the one end of worm through the pivot, the below meshing of worm has the worm wheel, and the worm wheel is fixed in one side of take-up roller through the pivot, driving motor's input passes through wire and control panel's output electric connection.
Based on the technical characteristics, the driving mechanism drives the wire winding roller to rotate, so that the winding and unwinding work of the steel wire rope is realized.
Preferably, the buffer gear includes movable rod, buffer spring, slide rail, casing, slider and fly leaf, buffer gear's movable rod is located wire rope's bottom, the outer wall cover of movable rod is equipped with the casing, the slide rail has been seted up to the left and right sides wall symmetry of casing inner chamber, the inner chamber slidable mounting of slide rail has the slider, install the fly leaf between the slider, and the top of fly leaf is connected with the bottom of fly leaf, be provided with buffer spring between the top of fly leaf and fly leaf inner chamber.
Based on the technical characteristics, when the jacking pipe ascends, the generated shaking transmits pressure to the movable plate through the movable rod, so that the movable plate slides in the inner cavity of the sliding rail through the sliding block to squeeze the buffer spring, and the pressure is counteracted by means of expansion and contraction of the buffer spring.
Preferably, the inner cavity of the fixed block is provided with a clamping groove, the top of the clamping plate is provided with a clamping block matched with the clamping groove, the left end and the right end of the fixed block are symmetrically and spirally connected with locking bolts, and one ends of the locking bolts extend into the inner cavity of the fixed block and are propped against the clamping block.
Based on the technical characteristics, the locking bolt is conveniently taken out from the inner cavity of the fixed block, the clamping block is separated from the inner cavity of the clamping groove, the clamping plate is convenient to detach from the connecting rod and replace the size matched with the jacking pipe, and the practicability of the device is improved.
Compared with the prior art, the invention has the beneficial effects that:
(1) The push pipe is bound and hung on the hook, then the locking bolt is taken out from the inner cavity of the fixed block according to the specification of the push pipe, the clamping block is separated from the inner cavity of the clamping groove, the clamping plate is detached from the fixed block and replaced at the moment, then the servo motor is controlled by the control panel to start, the servo motor drives the screw rod to rotate through the rotating shaft, so that the driving block drives the clamping plate to approach the push pipe until the rubber ball is in direct contact with the push pipe to fix the rubber ball, the push pipe can be conveniently hoisted by the push pipes with different specifications in various modes, the falling possibility of the push pipe is reduced, and the practicability of the device is improved.
(2) The solar cell panel converts light energy into the inner cavity of the electric energy storage battery through the photovoltaic controller, so that the storage battery can provide a power source for the driving motor, the servo motor and the control panel, the device has the advantage of energy conservation, and the device is convenient to popularize and avoids consuming a large amount of electric energy.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the lifting plate according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A;
Fig. 4 is an enlarged schematic view of the structure at B in fig. 1.
The solar cell panel comprises a solar cell panel 1, a solar cell panel 2, a cross beam 3, a wire winding roller 4, a bracket 5, a fixed pulley 6, a storage battery 7, a driving mechanism 701, a mounting seat 702, a worm wheel 703, a mounting rack 704, a worm, a driving motor 705, a servo motor 8, a servo motor 9, a screw rod 10, a rubber ball 11, a control panel 12, a fixing bolt 13, a base 14, a clamping plate 15, a hook 16, a driving block 17, a lifting plate 18, a steel wire rope 19, a reinforcing rib 20, a stand column 21, a strip-shaped hole 22, a buffer mechanism 2201, a movable rod 2202, a buffer spring 2203, a sliding rail 2204, a shell 2205, a sliding block 2206, a movable plate 23, a connecting rod 24, a fixing block 25, a locking bolt 26, a clamping groove 27 and a clamping block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to FIGS. 1-4, the invention provides an embodiment of a hoisting device for large-diameter pipe jacking construction, which comprises a beam 2, wherein upright posts 20 are symmetrically fixed at the left and right ends of the bottom of the beam 2, reinforcing ribs 19 are arranged at the joints of the beam 2 and the upright posts 20, a base 13 is fixed at the bottom of the upright posts 20, fixing bolts 12 are equidistantly arranged at the edge of the top of the base 13, the bottoms of the fixing bolts 12 extend out of the base 13, a bracket 4 is arranged at the top of the beam 2, a solar cell panel 1 is arranged at the top of the bracket 4, storage batteries 6 are uniformly arranged on the beam 2 at the bottom of the solar cell panel 1, driving mechanisms 7 are symmetrically arranged at the left and right ends of the bottom of the beam 2, wire collecting rollers 3 are arranged at one end of each driving mechanism 7 through rotating shafts, and each driving mechanism 7 comprises a mounting seat 701, worm gear 702, mounting frame 703, the worm 704 and driving motor 705, the mount pad 701 of actuating mechanism 7 is located the bottom of crossbeam 2, the one end that the mount pad 701 kept away from crossbeam 2 vertical center line passes through the bearing and installs worm 704, driving motor 705 is installed to the one end that the mount pad 701 was kept away from to crossbeam 2 bottom, and the power take off end of driving motor 705 is connected with one end of worm 704 through the pivot, worm wheel 702 has been meshed to the below of worm 704, and worm wheel 702 passes through the pivot to be fixed in one side of receipts line roller 3, the input of driving motor 705 passes through wire and the output electric connection of control panel 11, the outer wall winding of receipts line roller 3 has wire rope 18, the one end that is close to actuating mechanism 7 in crossbeam 2 bottom is fixed with fixed pulley 5, wire rope 18 passes fixed pulley 5 and installs buffer gear 22, lifter 17 is installed to the bottom of buffer gear 22, lifter 17 is installed to the inner chamber of lifter 17 passes through the bearing and transversely installs lead screw 9, the outer wall cover of lead screw 9 is equipped with driving block 16, servo motor 8 is installed to the right side wall of lifter 17, the power take off end of servo motor 8 is connected with the right-hand member of lead screw 9 through the pivot, connecting rod 23 is installed to the bottom of driving block 16, and connecting rod 23 stretches out lifter 17 and installs fixed block 24, buffer gear 2201 includes movable rod 2201 a buffer spring 2202, a slide rail 2203, a housing 2204, The movable rod 2201 of the buffer mechanism 22 is positioned at the bottom of the steel wire rope 18, the outer wall of the movable rod 2201 is sleeved with a shell 2204, sliding rails 2203 are symmetrically arranged on the left side wall and the right side wall of the inner cavity of the shell 2204, the sliding blocks 2205 are slidably arranged in the inner cavity of the sliding rails 2203, a movable plate 2206 is arranged between the sliding blocks 2205, the top of the movable plate 2206 is connected with the bottom of the movable rod 2201, a buffer spring 2202 is arranged between the movable plate 2206 and the top of the inner cavity of the movable rod 2201, strip-shaped holes 21 matched with the connecting rods 23 are formed in the bottom of the lifting plate 17, a fixed block 24 is arranged at the bottom of the buffer mechanism 22, a clamping plate 14 is arranged at one end of the fixed block 24 far away from the lifting plate 17, a clamping groove 26 is arranged in the inner cavity of the fixed block 24, clamping blocks 27 matched with the clamping groove 26 are symmetrically arranged at the top of the clamping plate 14, one ends of the locking bolts 25 extend into the inner cavity of the fixed block 24 and are abutted against the clamping blocks 27, rubber balls 10 are arranged on the inner walls of the fixed block 14 at equal intervals, one end, and one end of the lifting plate 17 is close to the output end of the solar cell 11 through the electric control hook 15, and the output end of the electric control hook 11 of the solar cell controller is electrically connected with the output end 11 of the solar cell controller through the input end 11 of the solar cell controller, and the output end 11 of the input end of the solar cell controller through the power control panel 11.
During the use, with base 13 and ground direct contact, utilize fixing bolt 12 spiro into the ground, be convenient for with device fixed mounting, the steadiness of device during operation has been improved, simultaneously solar cell panel 1 passes through photovoltaic controller with light energy conversion electric energy storage in the inner chamber of battery 6, thereby provide the power supply for the device, make driving motor 705 circular telegram work drive worm 704 rotate through control panel 11, thereby drive worm wheel 702 rotation through worm 704 rotation drive take-up roller 3 rotation drive wire rope 18 receive and release and then drive lifter plate 17 up-and-down motion, will wait to hoist and mount the top tube and bind in the bottom of couple 15, afterwards according to the specification of top tube, take out locking bolt 25 from the inner chamber of fixed block 24, make fixture block 27 break away from the inner chamber of draw-in groove 26, dismantle splint 14 from fixed block 24 and change this moment, afterwards, start up through control panel 11 control servo motor 8 drive lead screw 9 through the pivot, thereby make driving block 16 drive splint 14 to be close to the top tube, until rubber ball 10 and direct contact with it is fixed locking, thereby make the device be convenient for through multiple mode to hoist and mount the top tube, thereby the pressure of going up-down motion is reduced in the top tube, thereby the pressure can be realized in the top tube 2202 through the motion is reduced in the mode, the top tube 2201, the pressure is reduced in the time of the device is passed through the top tube 2202, the motion is realized in the motion, the 2201 is realized at the top-down, and the pressure is reduced, and is more stable, and is realized at the end 2201, and has been passed the pressure to the device has and has been passed the motion and has been reduced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (1)
1. The utility model provides a hoisting device for major diameter push pipe construction, includes crossbeam (2), its characterized in that both ends symmetry are fixed with stand (20) about crossbeam (2) bottom, support (4) are installed at the top of crossbeam (2), solar cell panel (1) are installed at the top of support (4), evenly be provided with battery (6) on crossbeam (2) of solar cell panel (1) bottom, actuating mechanism (7) are installed to both ends symmetry about crossbeam (2) bottom, take-up roller (3) are installed through the pivot to actuating mechanism (7) one end, take-up roller (3) outer wall winding has wire rope (18), the one end that is close to actuating mechanism (7) bottom crossbeam (2) is fixed with fixed pulley (5), wire rope (18) pass fixed pulley (5) and install buffer gear (22), elevating plate (17) are installed to the bottom of buffer gear (22), screw rod (9) are transversely installed through the bearing to the inner chamber of elevating plate (17), outer wall (9) are equipped with motor (16) and servo motor (8) are installed through servo motor (8) right side wall, servo motor (8) are connected through servo end (8), the bottom of the driving block (16) is provided with a connecting rod (23), the connecting rod (23) extends out of the lifting plate (17) and is provided with a fixed block (24), the bottom of the lifting plate (17) is provided with a strip-shaped hole (21) which is matched with the connecting rod (23), the bottom of the buffer mechanism (22) is provided with the fixed block (24), one end of the fixed block (24) far away from the lifting plate (17) is provided with a clamping plate (14), the inner wall of the clamping plate (14) is provided with rubber balls (10) at equal intervals, one end of the bottom of the lifting plate (17) close to the clamping plate (14) is provided with a hook (15), the output end of the solar cell panel (1) is electrically connected with the input end of the storage battery (6) through a photovoltaic controller, the output end of the control panel (11) is electrically connected with the input end of the servo motor (8) through a wire, the joint of the cross beam (2) and the stand column (20) is provided with a reinforcing rib (19), the bottom of the stand column (20) is fixedly provided with a base (13), the edge of the base (13) is provided with the same interval, and the fixed bolt (12) extends out of the base (12);
The driving mechanism (7) comprises a mounting seat (701), a worm wheel (702), a mounting frame (703), a worm (704) and a driving motor (705), wherein the mounting seat (701) of the driving mechanism (7) is positioned at the bottom of the cross beam (2), the worm (704) is mounted at one end, far away from the vertical center line of the cross beam (2), of the mounting seat (701) at the bottom of the cross beam (2), the driving motor (705) is mounted at one end, far away from the mounting seat (701), of the bottom of the cross beam (2), the power output end of the driving motor (705) is connected with one end of the worm (704) through a rotating shaft, the worm wheel (702) is meshed below the worm wheel (704), the worm wheel (702) is fixed at one side of the take-up roller (3) through a rotating shaft, and the input end of the driving motor (705) is electrically connected with the output end of the control panel (11) through a wire;
The buffer mechanism (22) comprises a movable rod (2201), a buffer spring (2202), a sliding rail (2203), a shell (2204), a sliding block (2205) and a movable plate (2206), wherein the movable rod (2201) of the buffer mechanism (22) is positioned at the bottom of a steel wire rope (18), the shell (2204) is sleeved on the outer wall of the movable rod (2201), sliding rails (2203) are symmetrically arranged on the left side wall and the right side wall of an inner cavity of the shell (2204), the sliding block (2205) is slidably arranged in the inner cavity of the sliding rail (2203), the movable plate (2206) is arranged between the sliding blocks (2205), the top of the movable plate (2206) is connected with the bottom of the movable rod (2201), and the buffer spring (2202) is arranged between the movable plate (2206) and the top of the inner cavity of the movable rod (2201);
The inner cavity of fixed block (24) is provided with draw-in groove (26), the top of splint (14) is provided with fixture block (27) with draw-in groove (26) mutual matching, both ends symmetry spiro union has locking bolt (25) about fixed block (24), and the one end of locking bolt (25) stretches into the inner cavity of fixed block (24) and offsets with fixture block (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010990909.1A CN112027901B (en) | 2020-09-19 | 2020-09-19 | A lifting device for large diameter pipe jacking construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010990909.1A CN112027901B (en) | 2020-09-19 | 2020-09-19 | A lifting device for large diameter pipe jacking construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112027901A CN112027901A (en) | 2020-12-04 |
| CN112027901B true CN112027901B (en) | 2025-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010990909.1A Active CN112027901B (en) | 2020-09-19 | 2020-09-19 | A lifting device for large diameter pipe jacking construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112027901B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850539B (en) * | 2021-01-28 | 2024-11-15 | 中建四局华南建设有限公司 | A device and method for transporting and installing vertical strips of building infill walls |
| CN112875489B (en) * | 2021-03-01 | 2022-09-09 | 浙江科宏建设有限公司 | Hoisting equipment for building board |
| CN113896147A (en) * | 2021-10-29 | 2022-01-07 | 广东电网有限责任公司 | Hoisting device |
| CN115385146A (en) * | 2022-10-17 | 2022-11-25 | 新亚新智能科技(南通)有限公司 | Rolling equipment for carbon fiber board |
| CN118343598B (en) * | 2024-06-18 | 2024-08-09 | 泰州亚航金属结构有限公司 | Building material hoist device and lifting clamp thereof |
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| CN108555945A (en) * | 2018-04-27 | 2018-09-21 | 旌德县瀚海星云智能化技术研发有限公司 | A kind of manipulator positioning grasping mechanism |
| CN209685209U (en) * | 2018-11-08 | 2019-11-26 | 王建峰 | A kind of simple ground jack of well site of oil field |
| CN210393441U (en) * | 2019-07-02 | 2020-04-24 | 和驰起重机械(天津)有限公司 | Lifting appliance for crane |
| CN211366758U (en) * | 2019-09-28 | 2020-08-28 | 杜扬眉 | Large-scale power equipment installation is with hoist and mount framework |
| CN212953915U (en) * | 2020-09-19 | 2021-04-13 | 南京建工集团有限公司 | Hoisting device for large-diameter pipe jacking construction |
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| CN105668409A (en) * | 2016-04-17 | 2016-06-15 | 柴德维 | Clamp applicable to steel pipe hoisting |
| CN208372482U (en) * | 2018-06-08 | 2019-01-15 | 江苏中天演艺智能科技有限公司 | A kind of stable flybar |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555945A (en) * | 2018-04-27 | 2018-09-21 | 旌德县瀚海星云智能化技术研发有限公司 | A kind of manipulator positioning grasping mechanism |
| CN209685209U (en) * | 2018-11-08 | 2019-11-26 | 王建峰 | A kind of simple ground jack of well site of oil field |
| CN210393441U (en) * | 2019-07-02 | 2020-04-24 | 和驰起重机械(天津)有限公司 | Lifting appliance for crane |
| CN211366758U (en) * | 2019-09-28 | 2020-08-28 | 杜扬眉 | Large-scale power equipment installation is with hoist and mount framework |
| CN212953915U (en) * | 2020-09-19 | 2021-04-13 | 南京建工集团有限公司 | Hoisting device for large-diameter pipe jacking construction |
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| Publication number | Publication date |
|---|---|
| CN112027901A (en) | 2020-12-04 |
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