CN112141913A - Tower crane device adjusted through pneumatics and operation method thereof - Google Patents
Tower crane device adjusted through pneumatics and operation method thereof Download PDFInfo
- Publication number
- CN112141913A CN112141913A CN202011113430.6A CN202011113430A CN112141913A CN 112141913 A CN112141913 A CN 112141913A CN 202011113430 A CN202011113430 A CN 202011113430A CN 112141913 A CN112141913 A CN 112141913A
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- China
- Prior art keywords
- counterweight
- air bag
- wall body
- piston
- tower crane
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 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
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
- B66C23/76—Counterweights or supports for balancing lifting couples separate from jib and movable to take account of variations of load or of variations of length of jib
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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
- F16F15/06—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 with metal springs
- F16F15/067—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 with metal springs using only wound springs
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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
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/026—Springs wound- or coil-like
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention belongs to the technical field of anchor rods, and particularly relates to a tower crane device through pneumatic adjustment, which comprises a machine body, a pneumatic mechanism and a counterweight component, wherein the pneumatic mechanism is arranged at the side end of the machine body, the counterweight component is arranged at the side surface of the machine body, a balancing rod is bolted at the side end of the machine body, an air bag fixing table is fixedly connected at the wall body of the machine body, a first air bag and a second air bag are fixedly connected at the wall body of the air bag fixing table, the first air bag and the second air bag are oppositely arranged at the wall body positioned at the air bag fixing table, a cylinder is fixedly connected at the top end of the machine body, a piston is fixedly connected at the wall body of the machine body, the counterweight component is fixedly connected at the end part of the piston, an air pipe is arranged at the side surface of the cylinder, a first valve is arranged at the wall body of the; through setting up pneumatic mechanism, when the tower crane slope, can push away the counter weight thing toward tower crane back department, and then increase the length of the arm of force, and then make the tower crane balanced.
Description
Technical Field
The invention belongs to the technical field of tower cranes, and particularly relates to a tower crane device adjusted pneumatically and an operation method thereof.
Background
The tower crane is the most common hoisting equipment on the construction site, is called a tower crane, is lengthened section by section (called as a standard section for short) and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction, and is indispensable equipment on the construction site.
At present, among the prior art tower crane counter weight is direct mount at the tower crane rear portion mostly, balances the loop wheel machine at the during operation, obviously like this when the material that is in the face of the weight difference, the inclination that leads to the tower crane is different, and then leads to the problem that the tower crane safety in utilization reduces.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problem that the safety is reduced due to different inclination angles of the tower crane when the tower crane faces materials with different weights, the invention provides a tower crane device adjusted by air force and an operation method thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows: the tower crane device adopting pneumatic adjustment comprises a machine body, a pneumatic mechanism and a counterweight component, wherein the pneumatic mechanism is arranged at the side end of the machine body, the counterweight component is arranged on the side surface of the machine body, and the pneumatic mechanism comprises a balance rod, an air bag fixing table, a first air bag, a second air bag, an air cylinder, a piston, a second valve, a first valve and an air pipe; the side bolt of organism has the balancing pole, the wall body department rigid coupling of organism has the gasbag fixed station, the wall body department rigid coupling of gasbag fixed station has first gasbag and second gasbag, first gasbag and second gasbag are located the wall body department of gasbag fixed station and set up for relatively, the top rigid coupling of organism has the cylinder, the wall body department rigid coupling of organism has the piston, just the tip rigid coupling of piston has the counter weight subassembly, the side of cylinder is provided with the trachea, all be connected with the trachea between first gasbag, second gasbag, cylinder and the piston, just the trachea wall body department that first gasbag and cylinder are connected runs through and is provided with first valve, the trachea wall body department that second gasbag and cylinder are connected is provided with the second valve.
Preferably, a counterweight table is fixedly connected to a side end of the machine body, a counterweight component is fixedly connected to a wall body of the counterweight table, and the counterweight component comprises a counterweight frame, pulleys, a cross bar, a counterweight and a buffer component; the end portion of the piston is fixedly connected with a counterweight frame, the bottom of the counterweight frame is provided with a pulley, a cross rod is fixedly connected to the wall body of the counterweight frame, a counterweight is arranged on the surface of the cross rod, and the counterweight penetrates through the wall body of the cross rod.
Preferably, the bottom of the machine body is rotatably connected with a rotary table, the bottom of the rotary table is fixedly connected with a bearing beam, the bottom of the bearing beam is fixedly connected with a bearing seat, the side end of the machine body is fixedly connected with a rotary tower frame, and the bottom end of the counterweight frame inside the counterweight table is fixedly connected with a sliding rail.
Preferably, the buffer assembly comprises a push plate, a spring, a guide rod and a fixing plate; the fixed plate rigid coupling is in the inner wall department of counter weight platform, the side rigid coupling of fixed plate has the spring, the tip rigid coupling of spring has the push pedal, the terminal surface center rigid coupling of push pedal has the guide arm, the wall body of guide arm runs through and sets up in the wall body department of fixed plate and counter weight platform.
Preferably, the number of the cross bars on the wall body of the counterweight frame is two, and the two cross bars are arranged in parallel.
Preferably, the first air bag and the second air bag are vertically distributed in the longitudinal direction.
The operation method of the tower crane device adjusted through pneumatic power is applied to the tower crane device adjusted through pneumatic power, and comprises the following steps:
s1: when the tower crane works, the stress at the position of the rotary tower frame is larger, the whole rotary tower frame can incline to one side, and the balance rod contacts the first air bag when the rotary tower frame inclines, so that the air in the first air bag is pushed into the first valve;
s2: under the control of the first valve, further enabling the gas in the first air bag to enter the cylinder, driving the gas in the cylinder into the piston and enabling the piston to push forwards;
s3: when no weight is pressed at the position of the tower crane revolving tower, the revolving tower can incline to the other side, and then the balance rod can prop against the second air bag at the upper part, and the piston can retract under the control of the second valve; when the piston pushes the weight frame, the pulley can move at the top of the sliding rail, and when the piston retracts, the weight frame can move along with the piston in a coordinated manner.
The invention has the beneficial effects that:
the invention provides a tower crane device adjusted through pneumatic, wherein a pneumatic mechanism is arranged, when a tower crane inclines, a counterweight can be pushed to the rear of the tower crane, the length of a force arm is further increased, the balance of the tower crane is further realized, and the buffering component is arranged, so that the impact of the counterweight on a counterweight table is reduced when the counterweight is pushed to the counterweight table.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of the pneumatic assembly of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
illustration of the drawings:
1. a spandrel girder; 2. a bearing seat; 3. a turntable; 4. a body; 5. rotating the tower; 6. a pneumatic mechanism; 61. a balancing pole; 62. an air bag fixing table; 63. a first air bag; 64. a second air bag; 65. a cylinder; 66. a piston; 67. a second valve; 68. a first valve; 69. an air tube; 7. a counterweight assembly; 71. a counterweight frame; 72. a pulley; 73. a cross bar; 74. a counterweight; 75. a buffer assembly; 751. pushing the plate; 752. a spring; 753. a guide bar; 754. a fixing plate; 8. a counterweight table; 9. a slide rail.
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.
Specific examples are given below.
Referring to fig. 1 to 5, the invention provides a tower crane device adjusted pneumatically, which includes a machine body 4, a pneumatic mechanism 6 and a counterweight component 7, wherein the pneumatic mechanism 6 is arranged at the side end of the machine body 4, the counterweight component 7 is arranged at the side surface of the machine body 4, and the pneumatic mechanism 6 includes a balance rod 61, an air bag fixing table 62, a first air bag 63, a second air bag 64, an air cylinder 65, a piston 66, a second valve 67, a first valve 68 and an air pipe 69; a balancing rod 61 is bolted at the side end of the machine body 4, an air bag fixing table 62 is fixedly connected to a wall body of the machine body 4, a first air bag 63 and a second air bag 64 are fixedly connected to a wall body of the air bag fixing table 62, the first air bag 63 and the second air bag 64 are oppositely arranged at the wall body of the air bag fixing table 62, a cylinder 65 is fixedly connected to the top end of the machine body 4, a piston 66 is fixedly connected to the wall body of the machine body 4, a counterweight component 7 is fixedly connected to the end portion of the piston 66, an air pipe 69 is arranged on the side surface of the cylinder 65, air pipes 69 are connected among the first air bag 63, the second air bag 64, the cylinder 65 and the piston 66, a first valve 68 is arranged at the wall body of the air pipe 69 connected between the first air bag 63 and the cylinder 65 in a penetrating manner, and a second valve 67 is arranged at the wall body 69 connected between the second air bag 64 and; the first air bag 63 and the second air bag 64 are vertically distributed in the longitudinal direction; the first air bag 63 and the second air bag 64 are vertically distributed in the longitudinal direction; when the tower crane works, the stress on the rotating tower 5 is large, the whole rotating tower 5 inclines to one side, the balance rod 61 can contact the first air bag 63 during the inclination, so that the air in the first air bag 63 is jacked into the first valve 68, the air in the air cylinder 65 is pumped into the piston 66, the piston 66 is pushed forwards, when the tower crane rotating tower 5 is not pressed by a heavy object, the rotating tower 5 inclines to the other side, the balance rod 61 can be jacked against the upper second air bag 64, and the piston 66 can retract under the control of the second valve 67.
As an embodiment of the present invention, a counterweight table 8 is fixed to a side end of the machine body 4, and the counterweight assembly 7 includes a counterweight frame 71, a pulley 72, a cross bar 73, a counterweight 74, and a buffer assembly 75; a counterweight frame 71 is fixedly connected to the end of the piston 66, a pulley 72 is arranged at the bottom of the counterweight frame 71, a crossbar 73 is fixedly connected to the wall body of the counterweight frame 71, a counterweight 74 is arranged on the surface of the crossbar 73, the counterweight 74 is arranged at the wall body of the crossbar 73 in a penetrating manner, and a counterweight component 7 is fixedly connected to the wall body of the counterweight table 8; the bottom end of the machine body 4 is rotatably connected with a rotary table 3, the bottom end of the rotary table 3 is fixedly connected with a bearing beam 1, the bottom end of the bearing beam 1 is fixedly connected with a bearing seat 2, the side end of the machine body 4 is fixedly connected with a rotating tower frame 5, and the bottom end of a counterweight frame 71 inside the counterweight table 8 is fixedly connected with a slide rail 9; when the piston 66 pushes the weight carrier 71, the pulley 72 will move on the top of the slide rail 9, and when the piston 66 retracts, the weight carrier 71 will follow the piston 66 to move in coordination.
As an embodiment of the present invention, the buffering assembly 75 includes a push plate 751, a spring 752, a guide rod 753, and a fixing plate 754; the fixing plate 754 is fixedly connected to the inner wall of the counterweight table 8, a spring 752 is fixedly connected to the side end of the fixing plate 754, a push plate 751 is fixedly connected to the end of the spring 752, a guide rod 753 is fixedly connected to the center of the end face of the push plate 751, and the wall body of the guide rod 753 is arranged at the wall body of the fixing plate 754 and the counterweight table 8 in a penetrating manner; the two cross bars 73 on the wall body of the counterweight frame 71 are arranged in parallel; through the arrangement of the buffer component 75, when the weight frame 71 contacts the wall body of the weight table 8, certain buffering can be performed, and further the impact received by the weight table 8 is reduced.
The working principle is as follows: when the tower crane works, because the stress at the revolving tower 5 is large, the whole revolving tower 5 inclines to one side, the balance rod 61 contacts the first air bag 63 when the tower crane inclines, so that the air in the first air bag 63 is jacked into the first valve 68, the air in the first air bag 63 further enters the air cylinder 65 under the control of the first valve 68, the air in the air cylinder 65 is pumped into the piston 66, the piston 66 is pushed forwards, when no weight is pressed at the revolving tower 5 of the tower crane, the revolving tower 5 inclines to the other side, the balance rod 61 jacks the upper second air bag 64, and the piston 66 retracts under the control of the second valve 67; when the piston 66 pushes the weight frame 71, the pulley 72 will move on the top of the slide rail 9, and when the piston 66 retracts, the weight frame 71 will follow the piston 66 to move cooperatively; through the arrangement of the buffer component 75, when the weight frame 71 contacts the wall body of the weight table 8, certain buffering can be performed, and further the impact received by the weight table 8 is reduced.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. The utility model provides a tower crane device through pneumatic adjustment which characterized in that: the pneumatic control valve comprises a machine body (4), a pneumatic mechanism (6) and a counterweight component (7), wherein the pneumatic mechanism (6) is arranged at the side end of the machine body (4), the counterweight component (7) is arranged on the side surface of the machine body (4), and the pneumatic mechanism (6) comprises a balance rod (61), an air bag fixing table (62), a first air bag (63), a second air bag (64), an air cylinder (65), a piston (66), a second valve (67), a first valve (68) and an air pipe (69);
the side end of organism (4) is bolted with balancing pole (61), wall body department rigid coupling of organism (4) has gasbag fixed station (62), the wall body department rigid coupling of gasbag fixed station (62) has first gasbag (63) and second gasbag (64), first gasbag (63) and second gasbag (64) are located the wall body department of gasbag fixed station (62) and set up for relative, the top rigid coupling of organism (4) has cylinder (65), the wall body department rigid coupling of organism (4) has piston (66), and the tip rigid coupling of piston (66) has counter weight subassembly (7), the side of cylinder (65) is provided with trachea (69), all be connected with trachea wall body (69) between first gasbag (63), second gasbag (64), cylinder (65) and piston (66), and trachea (69) department that first gasbag (63) and cylinder (65) are connected runs through and is provided with first valve (68), and a second valve (67) is arranged on the wall body of an air pipe (69) connecting the second air bag (64) and the air cylinder (65).
2. The pneumatically regulated tower crane apparatus of claim 1, wherein: a counterweight table (8) is fixedly connected to the side end of the machine body (4), a counterweight component (7) is fixedly connected to the wall body of the counterweight table (8), and the counterweight component (7) comprises a counterweight frame (71), a pulley (72), a cross bar (73), a counterweight (74) and a buffer component (75); the tip rigid coupling of piston (66) has counterweight frame (71), the bottom of counterweight frame (71) is provided with pulley (72), the wall body department rigid coupling of counterweight frame (71) has horizontal pole (73), the surface of horizontal pole (73) is provided with counterweight (74), counterweight (74) run through and set up in the wall body department of horizontal pole (73).
3. The pneumatically regulated tower crane apparatus of claim 2, wherein: the bottom of organism (4) rotates and is connected with revolving stage (3), the bottom rigid coupling of revolving stage (3) is provided with spandrel girder (1), the bottom rigid coupling of spandrel girder (1) is provided with bearing (2), the side rigid coupling of organism (4) has revolving tower frame (5), the inside rigid coupling that is located counterweight frame (71) of counterweight platform (8) has slide rail (9).
4. The pneumatically regulated tower crane apparatus of claim 2, wherein: the buffer assembly (75) comprises a push plate (751), a spring (752), a guide rod (753) and a fixing plate (754); the fixed plate (754) is fixedly connected to the inner wall of the counterweight table (8), a spring (752) is fixedly connected to the side end of the fixed plate (754), a push plate (751) is fixedly connected to the end of the spring (752), a guide rod (753) is fixedly connected to the center of the end face of the push plate (751), and the wall body of the guide rod (753) is arranged on the wall body of the fixed plate (754) and the counterweight table (8) in a penetrating mode.
5. The pneumatically regulated tower crane apparatus of claim 2, wherein: the two cross rods (73) on the wall body of the counterweight frame (71) are arranged in parallel, and the two cross rods (73) are arranged in parallel.
6. The pneumatically regulated tower crane apparatus of claim 1, wherein: the first air bag (63) and the second air bag (64) are vertically distributed in the longitudinal direction.
7. The operating method of the tower crane device through pneumatic adjustment is characterized in that: the operation method comprises the following steps:
s1: when the tower crane works, the rotary tower frame (5) is stressed greatly, the whole rotary tower frame (5) can incline to one side, and the balance rod (61) contacts the first air bag (63) when the rotary tower frame inclines, so that air in the first air bag (63) is pushed into the first valve (68);
s2: under the control of the first valve (68), further enabling the gas of the first air bag (63) to enter the cylinder (65), enabling the gas in the cylinder (65) to be driven into the piston (66), and enabling the piston (66) to be pushed forwards;
s3: when no weight is pressed at the position of the tower crane revolving tower (5), the revolving tower (5) inclines to the other side, the balance rod (61) abuts against the upper second air bag (64), and the piston (66) retracts under the control of the second valve (67); when the piston (66) pushes the weight frame (71), the pulley (72) moves at the top of the sliding rail (9), and when the piston (66) retracts, the weight frame (71) also follows the piston (66) to perform a coordinated motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011113430.6A CN112141913A (en) | 2020-10-17 | 2020-10-17 | Tower crane device adjusted through pneumatics and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011113430.6A CN112141913A (en) | 2020-10-17 | 2020-10-17 | Tower crane device adjusted through pneumatics and operation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112141913A true CN112141913A (en) | 2020-12-29 |
Family
ID=73952300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011113430.6A Withdrawn CN112141913A (en) | 2020-10-17 | 2020-10-17 | Tower crane device adjusted through pneumatics and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112141913A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857208A (en) * | 2022-06-11 | 2022-08-05 | 上海建工一建集团有限公司 | Active damping system for tower crane |
-
2020
- 2020-10-17 CN CN202011113430.6A patent/CN112141913A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857208A (en) * | 2022-06-11 | 2022-08-05 | 上海建工一建集团有限公司 | Active damping system for tower crane |
| CN114857208B (en) * | 2022-06-11 | 2023-11-14 | 上海建工一建集团有限公司 | Active damping system for tower crane |
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Application publication date: 20201229 |