CN108946504B - Tower type hoisting device capable of effectively anchoring suspension arm - Google Patents
Tower type hoisting device capable of effectively anchoring suspension arm Download PDFInfo
- Publication number
- CN108946504B CN108946504B CN201810871870.4A CN201810871870A CN108946504B CN 108946504 B CN108946504 B CN 108946504B CN 201810871870 A CN201810871870 A CN 201810871870A CN 108946504 B CN108946504 B CN 108946504B
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- Prior art keywords
- bolt
- clamping block
- suspension arm
- main
- auxiliary
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Classifications
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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
- 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
- B66C23/16—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 with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
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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
- 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
- B66C23/64—Jibs
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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
- 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
- B66C23/88—Safety gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Abstract
The invention discloses a tower type hoisting device capable of effectively anchoring a suspension arm, which comprises a base, a counterweight body, a lifting hook, a connecting bolt and a connecting block, wherein a tower frame is welded on the upper side of the base, a ladder is welded on the right side of the tower frame, a fixing frame is arranged on the right side of the counterweight body, the suspension arm is fixedly connected to the inner side of the fixing frame, the suspension arm is connected to the upper end of the lifting hook, the connecting bolt is embedded in the fixing frame, the suspension arm is wrapped on the inner side of the connecting block, and the connecting frame is arranged on the upper side. The device changes the traditional connection mode between the main parts, so that the connection is more convenient and stable, and meanwhile, the anti-shaking capability of the device is improved, and the use safety of the device is greatly improved.
Description
Technical Field
The invention relates to the field of tower type hoisting devices, in particular to a tower type hoisting device capable of effectively bolting and anchoring a suspension arm.
Background
The tower crane is a rotary crane with a movable arm mounted on the upper portion of a high tower body, has a large working space, is mainly used for vertical and horizontal conveying of materials and installation of building components in building construction, and consists of three parts of a metal structure, a working mechanism and an electrical system. The metal structure comprises a tower body, a movable arm, a base and the like, the working mechanism comprises four parts of lifting, amplitude changing, rotating and walking, and the electrical system comprises a motor, a controller, a power distribution cabinet, a connecting circuit, a signal and lighting device and the like.
The tower body and the suspension arm of the existing tower crane are mostly connected together in a welding mode, the condition of fracture is easily caused after long-time use, meanwhile, the connection mode between the suspension arm and the suspension arm is simple, and the tower crane is very dangerous when the tower crane works high above the ground, so that the tower crane capable of effectively bolting the suspension arm is provided.
Disclosure of Invention
The invention aims to provide a tower crane device capable of effectively anchoring a suspension arm, and aims to solve the problems that the existing tower crane device provided by the background art is simple in connection mode between main parts, has certain potential safety hazards, is poor in air exhaust effect, is prone to shaking due to wind blowing and the like.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can effectively tie tower hoisting device of anchor davit, includes base, the counter weight body, lifting hook, connecting bolt and connecting block, the upside welding of base has the pylon, and the right side welding of pylon has the cat ladder, the mount is installed on the right side of the counter weight body, and the inboard rigid coupling of mount has the davit, the upper end of lifting hook is connected with the davit, the connecting bolt inlays on the mount, the inboard parcel of connecting block has the davit, and the link is installed to the upside of connecting block.
Preferably, a circular vent hole is embedded in the fixing frame.
Preferably, the inboard impartial welding of davit has horizontal fixed steel sheet, and has inlayed circular ventilation hole on the outside face of davit, and the davit is connected with the mount through the connecting bolt.
Preferably, the connecting bolt includes main bolt, main tributary fagging, spring, main rubber pad, vice rubber pad, assistant support plate and assistant bolt, and the main bolt is inside to be fretwork helicitic texture, and the outside of main bolt is provided with the main tributary fagging, and the one end rigid coupling of spring is on the main tributary fagging, and the other end of spring is connected with main rubber pad, and the right side rigid coupling of assistant rubber pad has assistant support plate, and the middle part of assistant support plate is provided with assistant bolt, and the bottom size of assistant bolt is the same with the inboard size of main bolt, and assistant bolt is rotatory embedded connection structure with the main bolt.
Preferably, the connecting block includes clamp splice, fixed plate, clamp splice down, it sets up to "concave" type to go up the clamp splice, and the downside both ends of going up the clamp splice all are provided with protruding piece, and lower clamp splice sets up to "concave" type, and the recess has all been inlayed at the upside both ends of clamp splice down, and the inboard size of this recess is the same with the outside size of the protruding piece of last clamp splice, goes up the clamp splice and is embedded connection structure with clamp splice down, and the fixed plate passes through the screw and fixes the both sides at last clamp splice and clamp splice down respectively.
Preferably, the connecting frames are provided with two groups, and the connecting frames are respectively fixed on the connecting blocks from top to bottom through screws.
Compared with the prior art, the invention has the beneficial effects that: the tower type hoisting device capable of effectively anchoring the suspension arm is designed by combining the structure of the traditional tower type hoisting device, and the corresponding structural design can be carried out by considering that the connection and fixing modes of the main components are more stable and convenient, and simultaneously the shaking requirement can be reduced;
(1) in the invention, the connecting bolt is arranged to connect the suspension arm and the fixing frame, when in installation, the fixing frame is firstly kept to be in one-to-one correspondence with the connecting hole of the suspension arm, then the main bolt is embedded into the connecting hole of the fixing frame, then the auxiliary bolt penetrates through the suspension arm and is embedded into the main bolt, finally, the main bolt and the auxiliary bolt rotate in opposite directions, and the main rubber pad is tightly attached to the fixing frame, and the auxiliary rubber pad is tightly attached to the suspension arm, when in work, the main bolt is in a hollow structure, so that the main bolt is changed into a flexible bolt, when the main bolt is impacted and vibrated, the deformation is large, the energy absorption function is strong, the strength is improved, meanwhile, the spring on the main bolt can play a role in damping, so that the impact force on the fixing frame and the suspension arm is reduced, the connecting bolt is used, the traditional connecting mode between the fixing frame and the suspension arm is changed, the use safety of the device is greatly improved;
(2) according to the invention, the novel connecting blocks are used for combined connection between the suspension arms, during installation, two ends of the two groups of suspension arms are tightly attached together, then the upper clamping block is embedded on the upper side of the suspension arm, the lower clamping block is embedded on the lower side of the suspension arm, the position of a convex block at the lower end of the upper clamping block corresponds to the position of a concave groove of the lower clamping block, then the upper clamping block is pressed to be embedded into the lower clamping block, so that the suspension arm is tightly wrapped by the upper clamping block and the lower clamping block, finally, the fixing plates are installed on two sides of the upper clamping block and the lower clamping block through screws, so that the upper clamping block and the lower clamping block are stably connected, meanwhile, the two groups of connecting frames are arranged on the connecting blocks, the two groups of connecting blocks can be fixed again, and the connection firmness of the suspension arms is greatly improved;
(3) according to the tower crane, the circular vent holes are formed in the fixing frame and the suspension arm, so that the air exhaust performance of the fixing frame and the suspension arm is better, and meanwhile, the suspension arm is reduced in shaking during high-altitude operation by matching with the steel frame structures of the fixing frame and the suspension arm, so that the use safety of the tower crane is greatly improved.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is an enlarged view of B of FIG. 1;
FIG. 4 is a schematic structural front view of the fixing frame and the suspension arm of the present invention;
FIG. 5 is a schematic view of the connecting bolt of the present invention;
fig. 6 is a schematic diagram of a connection block structure according to the present invention.
In the figure: 1. a base; 2. a tower; 3. climbing a ladder; 4. a counterweight body; 5. a fixed mount; 6. a suspension arm; 7. a hook; 8. a connecting bolt; 801. a main bolt; 802. a main supporting plate; 803. a spring; 804. a main rubber pad; 805. a secondary rubber pad; 806. a sub-support plate; 807. a secondary bolt; 9. connecting blocks; 901. an upper clamping block; 902. a fixing plate; 903. a lower clamping block; 10. and a connecting frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention is shown:
the utility model provides a tower hoisting device that can effectively bolt anchor davit, includes base 1, the counter weight body 4, lifting hook 7, connecting bolt 8 and connecting block 9, and the upside welding of base 1 has pylon 2, and the right side welding of pylon 2 has cat ladder 3, and mount 5 is installed on the right side of counter weight body 4, and the inboard rigid coupling of mount 5 has davit 6.
As preferred, the mount 5 is embedded with circular ventilation hole, and the inboard impartial welding of davit 6 has the horizontal fixed steel sheet, and has inlayed circular ventilation hole on the outside face of davit 6, the circular ventilation hole that sets up for mount 5 and davit 6 air exhaust nature is better, cooperates the steel frame construction of mount 5 and davit 6 simultaneously, makes davit 6 when high altitude construction, reduces and rocks, has improved tower hoisting apparatus's safety in utilization greatly.
The suspension arm 6 is connected with the fixing frame 5 through a connecting bolt 8, preferably, the connecting bolt 8 comprises a main bolt 801, a main support plate 802, a spring 803, a main rubber pad 804, an auxiliary rubber pad 805, an auxiliary support plate 806 and an auxiliary bolt 807, the main bolt 801 is internally provided with a hollow thread structure, the main support plate 802 is arranged on the outer side of the main bolt 801, one end of the spring 803 is fixedly connected to the main support plate 802, the other end of the spring 803 is connected with the main rubber pad 804, the right side of the auxiliary rubber pad 805 is fixedly connected with the auxiliary support plate 806, the auxiliary bolt 807 is arranged in the middle of the auxiliary support plate 806, the bottom end of the auxiliary bolt 807 is the same as the inner side of the main bolt 801 in size, the auxiliary bolt 807 and the main bolt 801 are in a rotary embedded type connecting structure, when in installation, the positions of the connecting holes of the fixing frame 5 and the suspension, subsequently, the auxiliary bolt 807 penetrates through the suspension arm 6 and is embedded into the main bolt 801, finally, the main bolt 801 and the auxiliary bolt 807 rotate in opposite directions, the main rubber pad 804 is tightly attached to the fixing frame 5, the auxiliary rubber pad 805 is tightly attached to the suspension arm 6, when the device works, the main bolt 801 is of a hollow structure and is changed into a flexible bolt, when the device is impacted and vibrated, the deformation is large, the energy absorption effect is strong, the strength of the device is improved, meanwhile, the spring 803 on the main bolt 801 can play a role in damping, the impact force on the fixing frame 5 and the suspension arm 6 is reduced, the connecting bolt 8 is used, the traditional connecting mode between the fixing frame 5 and the suspension arm 6 is changed, the connection between the fixing frame 5 and the suspension arm 6 is more convenient and stable, and the use safety of the device is greatly improved.
The upper end of the lifting hook 7 is connected with a suspension arm 6, a connecting bolt 8 is embedded in the fixed frame 5, preferably, the inner side of the connecting block 9 is wrapped with the suspension arm 6, the upper side of the connecting block 9 is provided with a connecting frame 10, the connecting block 9 comprises an upper clamping block 901, a fixing plate 902 and a lower clamping block 903, the upper clamping block 901 is arranged in a concave shape, both ends of the lower side of the upper clamping block 901 are provided with convex blocks, the lower clamping block 903 is arranged in a concave shape, both ends of the upper side of the lower clamping block 903 are embedded with grooves, the inner side of each groove is the same as the outer side of the convex block of the upper clamping block 901, the upper clamping block 901 and the lower clamping block 903 are of an embedded connecting structure, the fixing plate 902 is respectively fixed on both sides of the upper clamping block 901 and the lower clamping block 903 through screws, the connecting frame 10 is provided with two groups, the connecting frame 10 is respectively fixed on the connecting block 9 through screws from top to bottom, then, the upper clamping block 901 is embedded on the upper side of the suspension arm 6, the lower clamping block 903 is embedded on the lower side of the suspension arm 6, the position of the convex block at the lower end of the upper clamping block 901 is kept to correspond to the position of the groove of the lower clamping block 903, then, the upper clamping block 901 is pressed, the upper clamping block 901 is embedded in the lower clamping block 903, the suspension arm 6 is tightly wrapped by the upper clamping block 901 and the lower clamping block 903, finally, the fixing plate 902 is installed on the two sides of the upper clamping block 901 and the lower clamping block 903 through screws, the upper clamping block 901 and the lower clamping block 903 are kept in stable connection, meanwhile, two groups of connecting frames 10 are arranged on the connecting block 9, the two groups of connecting blocks 9 can be fixed again, and the connection firmness of the suspension arm 6 is greatly improved.
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 attributes 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (3)
1. The utility model provides a tower hoisting device that can effectively tie anchor davit, includes base (1), the counterweight body (4), lifting hook (7), connecting bolt (8) and connecting block (9), its characterized in that: the upper side of the base (1) is welded with a tower frame (2), the right side of the tower frame (2) is welded with a ladder (3), the right side of the counterweight body (4) is provided with a fixing frame (5), the inner side of the fixing frame (5) is fixedly connected with a suspension arm (6), the upper end of the lifting hook (7) is connected with the suspension arm (6), the connecting bolt (8) is embedded in the fixing frame (5), the inner side of the connecting block (9) is wrapped with the suspension arm (6), and the upper side of the connecting block (9) is provided with a connecting frame (10);
the inner side of the suspension arm (6) is welded with transverse fixed steel plates uniformly, the outer side surface of the suspension arm (6) is embedded with a round vent hole, and the suspension arm (6) is connected with the fixed frame (5) through a connecting bolt (8);
the connecting bolt (8) comprises a main bolt (801), a main support plate (802), a spring (803), a main rubber pad (804), an auxiliary rubber pad (805), an auxiliary support plate (806) and an auxiliary bolt (807), the main bolt (801) is internally provided with a hollow thread structure, the main support plate (802) is arranged on the outer side of the main bolt (801), one end of the spring (803) is fixedly connected to the main support plate (802), the other end of the spring (803) is connected with the main rubber pad (804), the auxiliary support plate (806) is fixedly connected to the right side of the auxiliary rubber pad (805), the auxiliary bolt (807) is arranged in the middle of the auxiliary support plate (806), the bottom end of the auxiliary bolt (807) is the same as the inner side of the main bolt (801), and the auxiliary bolt (807) and the main bolt (801) are of a rotary embedded connecting;
the connecting block (9) comprises an upper clamping block (901), a fixing plate (902) and a lower clamping block (903), wherein the upper clamping block (901) is arranged to be concave, convex blocks are arranged at two ends of the lower side of the upper clamping block (901), the lower clamping block (903) is arranged to be concave, grooves are embedded at two ends of the upper side of the lower clamping block (903), the inner side of each groove is the same as the outer side of the convex blocks of the upper clamping block (901), the upper clamping block (901) and the lower clamping block (903) are of an embedded connecting structure, and the fixing plate (902) is fixed on two sides of the upper clamping block (901) and the lower clamping block (903) through screws respectively.
2. The tower crane apparatus capable of effectively bolting the boom of claim 1, wherein: the fixing frame (5) is embedded with a circular ventilation hole.
3. The tower crane apparatus capable of effectively bolting the boom of claim 1, wherein: the connecting frames (10) are arranged in two groups, and the connecting frames (10) are respectively fixed on the connecting blocks (9) from top to bottom through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810871870.4A CN108946504B (en) | 2018-08-02 | 2018-08-02 | Tower type hoisting device capable of effectively anchoring suspension arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810871870.4A CN108946504B (en) | 2018-08-02 | 2018-08-02 | Tower type hoisting device capable of effectively anchoring suspension arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108946504A CN108946504A (en) | 2018-12-07 |
| CN108946504B true CN108946504B (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810871870.4A Active CN108946504B (en) | 2018-08-02 | 2018-08-02 | Tower type hoisting device capable of effectively anchoring suspension arm |
Country Status (1)
| Country | Link |
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| CN (1) | CN108946504B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4405974C1 (en) * | 1994-02-24 | 1995-05-18 | Noell Serv & Maschtechn Gmbh | Screw tensioning piece for externally threaded tension bolt and part |
| DE29616950U1 (en) * | 1996-09-28 | 1998-02-05 | O & K Mining Gmbh | Threadlocker |
| CN102491190A (en) * | 2011-11-22 | 2012-06-13 | 中国建筑第六工程局有限公司 | Tower crane |
| CN202897872U (en) * | 2012-08-13 | 2013-04-24 | 宁波建工股份有限公司 | Adhesion rod of tower type crane |
| CN103159139B (en) * | 2013-03-25 | 2015-04-22 | 山东宁建建设集团有限公司 | Track type tower crane attaching platform device |
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2018
- 2018-08-02 CN CN201810871870.4A patent/CN108946504B/en active Active
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| CN108946504A (en) | 2018-12-07 |
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