CN216945905U - Modular counterweight for tower crane - Google Patents
Modular counterweight for tower crane Download PDFInfo
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- CN216945905U CN216945905U CN202122663640.9U CN202122663640U CN216945905U CN 216945905 U CN216945905 U CN 216945905U CN 202122663640 U CN202122663640 U CN 202122663640U CN 216945905 U CN216945905 U CN 216945905U
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- counterweight
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Abstract
The utility model discloses a modular counterweight for a tower crane, which comprises a square frame main body, wherein a top steel plate is fixedly arranged on one side of the square frame main body, and side steel plates are fixedly arranged on the top and the bottom of the square frame main body. This modular is balanced heavy for tower machine, in the in-process of carrying out daily use, each steel sheet encloses into a rectangle square frame, respectively along length direction and width direction parallel arrangement through first round steel and second round steel, both ends are all bent, each steel part welds into whole frame, weld into a whole, balance pouring weight through different masses divide into A, B, C, D several types, the modularization combination is used for the tower machine of different hoisting capacity, in addition when tower machine crane jib crane length changes, when leading to balanced total mass requirement to change, only need use no more than three kinds of balance pouring weights, through the difference of quantity configuration, just can reach the balanced heavy combination that corresponds crane jib crane length.
Description
Technical Field
The utility model relates to the field of hoisting machinery, in particular to a modular counterweight for a tower crane.
Background
The tower crane is the most commonly used hoisting equipment on the construction site, also named as a tower crane, which is an indispensable equipment on the construction site and is used for hoisting construction raw materials such as reinforcing steel bars, wooden ridges, concrete, steel pipes and the like for construction by lengthening (rising) one section by one section, the tower crane has the functions of bearing the upper load transmitted by a boom guy rope and a balance arm guy rope and directly transmitting the upper load to a tower body structure through a rotary tower frame, a rotary table, a bearing seat and other structural components by the rotary table, the top of a self-elevating tower is provided with a truncated cone column type, a forward or backward inclined truncated cone column type, a herringbone frame type and an inclined support frame type, all the upper rotary tower cranes are required to be provided with balance weights which have the functions of supporting the balance weights and forming balance moments opposite to the direction of the hoisting moments required by design, besides the balance weights, the tail part of the tower crane is also provided with a hoisting mechanism, and the hoisting mechanism are placed at the tail end of the balance arm together with the balance weights, the distance between the rope reel and the tower tip guide wheel is increased so as to facilitate the winding of the steel wire rope and avoid rope disorder, the dosage of the balance weight is in inverse proportion to the length of the balance arm, and the length of the balance arm and the length of the crane boom are in a certain proportion.
The current balancing weight for tower machine is of a great variety, has increased manufacturing cost, and the balancing weight of different models can not be general in different types of tower machines, increases purchase, storage cost, is unfavorable for having enough to meet the need the use, and some lug is located the side recess moreover, is unfavorable for hoist and mount wire rope handling operation, and the lug dysmorphism system of bending, and the preparation degree of difficulty is higher, and the lug plane is parallel with width direction, and the atress when being unfavorable for hoist and mount to pile up, and the hole site is reserved to the side only one, is unfavorable for hoist and mount to pile up and place.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a modular balance weight for a tower crane, which solves the problems that the existing balance weight for the tower crane in the background art has various types, increases the production cost, can not be universally used for different types of tower cranes, increases the purchasing and storage cost, and is not beneficial to turnover use, lifting lugs are positioned in side grooves, are not beneficial to lifting rope threading operation, are bent in special shapes, are high in manufacturing difficulty, are parallel to the width direction, are not beneficial to bearing force during lifting and stacking, and are not beneficial to lifting and stacking placement because only one hole site is reserved on the side surface.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a tower machine is balanced heavy with modular, includes the square frame main part, one side fixed mounting of square frame main part has the top steel sheet, the top and the bottom fixed mounting of square frame main part have the side steel sheet, the opposite side fixed mounting of square frame main part has the bottom steel sheet, the inside fixed mounting of square frame main part has first round steel and second round steel.
Preferably, the surface of top steel sheet has seted up the square hole, the inside fixed mounting of square frame main part has the lug round steel, the one end of lug round steel runs through square hole fixed mounting and has the top lug, the other end of lug round steel is provided with the crotch.
Preferably, the square frame body is internally and fixedly provided with a round pipe, and the number of the round pipes is 2 in the length direction of the balance weight.
Preferably, the first round steel is arranged in parallel along the length direction of the square frame main body, and the second round steel is arranged in parallel along the width direction of the square frame main body.
Preferably, the lifting lug round steel is located width direction central plane and its main plane is parallel with the counter weight side, the bending direction and the size of crotch are along length plane symmetry.
Preferably, the top steel plate, the side steel plate and the bottom steel plate are enclosed into a rectangular square frame and welded into a whole, and the two ends of the first round steel and the second round steel are bent.
Compared with the prior art, the utility model has the beneficial effects that:
in the daily use process of the modular counterweight for the tower crane, each steel plate is enclosed into a rectangular square frame, the first round steel and the second round steel are respectively arranged in parallel along the length direction and the width direction, both ends are bent, all steel pieces are welded into an integral frame and welded into a whole, the counterweight blocks with different masses are divided into A, B, C, D types, and the modular combination is used for tower cranes with different hoisting capacities, in addition, when the length of the crane jib of the tower crane changes, which causes the total mass requirement of the counterweight to change, only no more than three counterweight blocks need to be used, the counterweight combination corresponding to the length of the crane boom can be achieved through different quantity configurations, the same machine type can be combined and used for different boom lengths, the universality of the counterweight is greatly improved, the production cost is effectively reduced, the production efficiency is improved, and the use and storage cost can be reduced during turnover.
This modular is balanced heavy for tower machine, in-process carrying out daily use, pass the lug round steel and be provided with the top lug through seting up the square hole, replace the inside mode that sets up the lug of recess, do benefit to the hoist and mount wire rope handling operation, through being provided with 1 or 2 pipes on balanced heavy length direction, be used for the side trompil, when balanced heavy length is less, the pipe is only 1, when balanced heavy length is great, the pipe is 2, penetrate other round steel through the pipe hole, round steel two protrusion sides, provide 2 hoisting points in the side, form 3 points with the top lug and support, the atress is more even during hoist and mount, be convenient for realize the horizontal direction and pile up and put.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic diagram of a square hole structure according to the present invention;
FIG. 4 is a front view of the lifting lug round steel of the present invention;
FIG. 5 is a side view of the shackle round bar of the present invention;
FIG. 6 is a schematic view of a first round steel bending structure of the present invention;
FIG. 7 is a schematic view of a counterweight assembly according to the present invention;
fig. 8 is a schematic view of another counterweight combination according to the present invention.
In the figure: 1. a top steel plate; 2. lifting lug round steel; 3. a first round steel; 4. a circular tube; 5. a second round steel; 6. a side steel plate; 7. a bottom steel plate; 8. a square frame main body; 9. a top lifting lug; 10. hooking; 11. and (6) square holes.
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. 1-8, the present invention provides a technical solution: a modular counterweight for a tower crane comprises a square frame main body 8, a top steel plate 1 is fixedly installed on one side of the square frame main body 8, side steel plates 6 are fixedly installed on the top and the bottom of the square frame main body 8, a bottom steel plate 7 is fixedly installed on the other side of the square frame main body 8, a first round steel 3 and a second round steel 5 are fixedly installed inside the square frame main body 8, the first round steel 3 and the second round steel 5 are all crosswise bound by round steel with phi 12, a welding frame is integrally formed, a square hole 11 is formed in the surface of the top steel plate 1 and used for allowing the round steel 2 to pass through, a top lifting lug 9 is arranged by penetrating the lifting lug round steel 2 through the square hole 11, the lifting lug is favorable for hoisting rope threading operation by replacing the way that a lifting lug is arranged inside a groove, a round steel 2 is fixedly installed inside the square frame main body 8, a top lifting lug 9 is fixedly installed by penetrating through the square hole 11 at one end of the round steel 2, the top lifting lug 9 is formed by bending round steel with phi 30, safe and reliable, the other end of lug round steel 2 is provided with crotch 10, the inside fixed mounting of square frame main part 8 has pipe 4, and pipe 4 has 1 or 2 on balanced heavy length direction, be used for the side trompil, when balanced heavy length is less, pipe 4 only has 1, when balanced heavy length is great, pipe 4 is 2, when balanced heavy is installed on tower machine balance arm, 4 holes in the pipe that is close to top lug 9 one side are used for wearing the bearing axle, when ground horizontal direction stacks balanced heavy, 4 holes in the pipe that is close to bottom steel sheet 7 one side are used for penetrating other round steel, the protruding side in round steel both ends, provide 2 hoisting points in the side, balanced heavy forms 3 supports through top lug 9 and side hoisting point, the atress is more even during hoist and mount, be convenient for realize that the horizontal direction piles up and puts.
The first round steel 3 is arranged in parallel along the length direction of the square frame main body 8, the second round steel 5 is arranged in parallel along the width direction of the square frame main body 8, the lifting lug round steel 2 is positioned on the center plane of the width direction and the main plane of the lifting lug round steel is parallel to the side surface of the balance weight, the main length part of the lifting lug round steel 2 is in one plane, two ends of the lifting lug round steel are bent, the bending direction and the size of the hook 10 are symmetrical along the length plane, the top steel plate 1, the side steel plate 6 and the bottom steel plate 7 enclose a rectangular square frame and are welded into a whole, the side surface of the lifting lug round steel is flat and has no groove, the two ends of the first round steel 3 and the second round steel 5 are both bent, all steel pieces are welded into a whole frame, after C30 concrete is poured, the vibration is uniformly stirred, the surface is flat, as shown in figures 7 and 8, the balance weight blocks with different qualities are A, B, C, D types, the modular combination can be used for tower cranes with different lifting capacities, in addition, when the length of the crane jib of the tower crane changes, and the total mass requirement of the counterweight changes, only no more than three counterweight blocks need to be used, the counterweight combination corresponding to the length of the crane jib can be achieved through different quantity configurations, the number of the modularized counterweight blocks is 9, the number of the modularized counterweight blocks is reduced by 70% compared with that of the traditional type, the modularized counterweight blocks are suitable for different types of tower cranes, the same type can be combined for different jib lengths, the universality of the counterweight block is greatly improved, the modularized counterweight blocks are compatible with different types of tower cranes and different types of crane jib lengths, the production cost is effectively reduced, the production efficiency is improved, and the use and storage cost can be reduced during turnover utilization.
The working principle is as follows: when the counterweight needs to be used, a rectangular square frame is enclosed by the top steel plate 1, the side steel plates 6 and the bottom steel plate 7, the first round steel 3 is arranged in parallel along the length direction of the square frame main body 8, the two ends of the first round steel 3 and the second round steel 5 are both bent, all steel pieces are welded into an integral frame, the steel pieces are vibrated and stirred evenly after C30 concrete is poured, the second round steel 5 with smooth surface is arranged in parallel along the width direction of the square frame main body 8 and welded into an integral body, the counterweight blocks with different masses are divided into A, B, C, D types, the counterweight blocks can be used for the tower cranes with different hoisting capacities through modular combination, in addition, when the length of the lifting arm support of the tower crane is changed, the total mass requirement of the counterweight block is changed, only three types of counterweight blocks are needed to be used, the counterweight combination corresponding to the length of the lifting arm support can be achieved through different quantity configurations, and the modular counterweight is 9 types, the types of the balance weights are reduced by 70 percent compared with the types before the traditional type, the balance weights are suitable for tower cranes of different forms, the same type can be combined and used for different arm lengths, the universality of the balance weights is greatly improved, the modularized balance weights are compatible with different types of tower cranes and lifting arm lengths, the production cost is effectively reduced, the production efficiency is improved, the use and storage cost can be reduced during turnover utilization, by arranging a square hole 11, a lifting lug round steel 2 penetrates through and is provided with a top lifting lug 9 to replace a mode of arranging a lifting lug in a groove, the lifting rope threading operation is facilitated, by arranging 1 or 2 round pipes 4 in the length direction of the balance weights and used for opening holes in the side surfaces, when the length of the balance weights is small, 1 round pipe 4 is provided, when the length of the balance weights is large, the number of the round pipes 4 is 2, when the balance weights are arranged on the balance arms of the tower cranes, the holes of the round pipes 4 close to one side of the top lifting lugs 9 are used for penetrating through supporting shafts, when the balance weights are stacked in the horizontal direction of the ground, 4 holes of pipe that are close to 7 one sides of bottom steel sheet are used for penetrating other round steel, and the protruding side in round steel both ends provides 2 hoisting points in the side, and balanced heavy 3 supports of formation of hoisting point through top lug 9 and side, and the atress is more even during the hoist and mount, is convenient for realize the horizontal direction and piles up and put.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Modular balancing weight for a tower crane, comprising a block body (8), characterized in that: one side fixed mounting of square frame main part (8) has top steel sheet (1), the top and the bottom fixed mounting of square frame main part (8) have side steel sheet (6), the opposite side fixed mounting of square frame main part (8) has bottom steel sheet (7), the inside fixed mounting of square frame main part (8) has first round steel (3) and second round steel (5).
2. The modular counterweight for tower cranes as claimed in claim 1, characterized in that: the surface of top steel sheet (1) has seted up square hole (11), the inside fixed mounting of square frame main part (8) has lug round steel (2), the one end of lug round steel (2) runs through square hole (11) fixed mounting has top lug (9), the other end of lug round steel (2) is provided with crotch (10).
3. The modular counterweight for tower cranes as claimed in claim 1, characterized in that: the inside fixed mounting of square frame main part (8) has pipe (4), and pipe (4) have 2 in balanced heavy length direction.
4. The modular counterweight for tower cranes as claimed in claim 1, characterized in that: the first round steel (3) is arranged in parallel along the length direction of the square frame main body (8), and the second round steel (5) is arranged in parallel along the width direction of the square frame main body (8).
5. The modular counterweight for tower cranes as claimed in claim 2, characterized in that: the lifting lug round steel (2) is located on the width direction central plane, the main plane of the lifting lug round steel is parallel to the side face of the counterweight, and the bending direction and the size of the hook (10) are symmetrical along the length plane.
6. The modular counterweight for tower crane according to claim 1, characterized in that: the steel plate is characterized in that the top steel plate (1), the side steel plates (6) and the bottom steel plate (7) enclose a rectangular square frame and are welded into a whole, and the two ends of the first round steel (3) and the two ends of the second round steel (5) are bent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122663640.9U CN216945905U (en) | 2021-11-02 | 2021-11-02 | Modular counterweight for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122663640.9U CN216945905U (en) | 2021-11-02 | 2021-11-02 | Modular counterweight for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216945905U true CN216945905U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122663640.9U Active CN216945905U (en) | 2021-11-02 | 2021-11-02 | Modular counterweight for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216945905U (en) |
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2021
- 2021-11-02 CN CN202122663640.9U patent/CN216945905U/en active Active
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