CN111410121A - Double-mast type hoisting transportation truss - Google Patents
Double-mast type hoisting transportation truss Download PDFInfo
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- CN111410121A CN111410121A CN202010409933.1A CN202010409933A CN111410121A CN 111410121 A CN111410121 A CN 111410121A CN 202010409933 A CN202010409933 A CN 202010409933A CN 111410121 A CN111410121 A CN 111410121A
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- truss
- fixedly connected
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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
- B66C6/00—Girders, or track-supporting structures, specially adapted for cranes
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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
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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
- B66C23/60—Derricks
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the technical field of hoisting equipment, and discloses a double-mast hoisting and transporting truss which comprises a first mounting rod and a second mounting rod, wherein both sides of the top end of the first mounting rod are fixedly connected with mounting pieces, a first mounting barrel is rotatably connected in the mounting pieces, a sliding column is slidably connected in the first mounting barrel, one end of the sliding column is rotatably connected to one end of the second mounting rod, both sides of the top end of the first mounting rod are rotatably connected with the second mounting barrel, both sides of the bottom end of the second mounting rod are rotatably connected with a third mounting barrel, and a screw rod column is arranged between the second mounting barrel and the third mounting barrel. This two mast type hoist and mount transportation truss guarantees to be convenient for fold when using the truss and accomodates, conveniently installs the transfer to the truss, has improved hoisting equipment in use's efficiency, has also improved the availability factor of truss, and at the fixed in-process of truss installation, can be fixed more firmly with two installation section of thick bamboos installation.
Description
Technical Field
The invention relates to the technical field of hoisting equipment, in particular to a double-mast hoisting transportation truss.
Background
The hoisting machine refers to electromechanical equipment for vertically lifting or vertically lifting and horizontally moving heavy objects, and the range of the hoisting machine is defined as a lifter with rated lifting capacity greater than or equal to 0.5 t; the hoisting height is greater than or equal to 2m, and the electric hoist fixed in a load-bearing mode. Lifting operations are an industrial process that transports a hydraulic lift from one location to another by carrying mechanical equipment or other objects. Most hoisting machinery starts a vertical or vertical and horizontal working stroke after a lifting appliance takes materials, unloads the materials after the materials reach a destination, and then moves to a material taking place in an empty stroke to complete a working cycle, and then carries out second lifting. Generally, when the hoisting machine works, material taking, transporting and unloading are performed in sequence, and the work of each corresponding mechanism is intermittent. The hoisting machine is mainly used for transporting finished articles, can transport bulk materials such as coal, ore and grain after being provided with the grab bucket, and can hoist liquid materials such as molten steel after being provided with the bucket. Some hoisting machines, such as elevators, can also be used for carrying people. In some use occasions, the hoisting equipment is also a main working machine, for example, a crane for loading and unloading materials in ports and stations is the main working machine, and the hoisting equipment needs to be lifted and lifted by utilizing a truss in a coordinated manner in use.
Hoisting equipment can not fold the truss and accomodate in use, cause the truss to shift installation effectiveness comparatively low, influence hoisting equipment in use's handling efficiency, the availability factor of truss has also been reduced, at the in-process of fixing the truss installation, can't fix two installation section of thick bamboo installation more firmly, cause the installation section of thick bamboo to make the screw rod produce not hard up in the effect of screw rod, thereby make the firm degree of truss connection relatively poor, at the in-process of carrying out the connection equipment to the truss to the steel cable, because of the condition that the steel cable can produce the buckling in use, the life of steel cable has been reduced, at the in-process of carrying out the removal handling to the mounting bracket, can't carry out damping to the mounting bracket of installation handling, therefore cause the shake degree great at the in-process of handling, we propose a two mast formula hoist and transport truss for.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a double-mast hoisting transportation truss, which ensures that the truss can be conveniently folded and stored when in use, the truss can be conveniently installed and transferred, the using efficiency of hoisting equipment is improved, the using efficiency of the truss is also improved, two installation cylinders can be more firmly installed and fixed in the process of installing and fixing the truss, the screw is prevented from loosening under the action of the screw by the installation cylinders, the firm degree of the connection of the truss can be ensured, the condition that the steel rope is not stressed to bend can be ensured, the using strength of the steel wire can be ensured, the service life of the steel rope is prolonged, the installation frame can be subjected to vibration reduction in the hoisting process of the installation frame, the shaking degree generated in the hoisting process is weaker, and the problem that the truss cannot be folded and stored in use by the hoisting equipment is solved, cause the truss to shift the installation effectiveness comparatively low, influence hoisting equipment in use's handling efficiency, the availability factor of truss has also been reduced, at the fixed in-process to the truss installation, it is more firm to be unable with two installation section of thick bamboos installation, it makes the screw rod produce not hard up to cause the installation section of thick bamboo in the effect of screw rod, thereby make truss connection's firm degree relatively poor, at the in-process of carrying out the connection equipment to the truss to the steel cable, because of the condition of buckling can be produced to steel cable in use, the life of steel cable has been reduced, at the in-process that removes the handling to the mounting bracket, can not carry out the damping to the mounting bracket of installation handling and handle, therefore cause the great problem of shake degree at the in.
In order to realize the guarantee that the truss is convenient to fold and store when being used, the truss is convenient to install and transfer, the efficiency of hoisting equipment in use is improved, the use efficiency of the truss is also improved, in the process of installing and fixing the truss, two installation cylinders can be more firmly installed and fixed, the situation that the installation cylinders loosen the screw rod under the action of the screw rod is avoided, the firmness degree of truss connection can be guaranteed, the condition that the steel rope is not stressed to bend is guaranteed, the use strength of the steel wire can be guaranteed, the service life of the steel rope is prolonged, the mounting frame can be subjected to vibration reduction treatment in the process of hoisting the mounting frame, and the purpose of the vibration degree generated in the hoisting process is weaker, the invention provides the following technical scheme: a double-mast type hoisting and transporting truss comprises a first mounting rod and a second mounting rod, wherein both sides of the top end of the first mounting rod are fixedly connected with mounting pieces, a first mounting cylinder is rotatably connected in the mounting pieces, a sliding column is slidably connected in the first mounting cylinder, one end of the sliding column is rotatably connected at one end of the second mounting rod, both sides of the top end of the first mounting rod are rotatably connected with the second mounting cylinder, both sides of the bottom end of the second mounting rod are rotatably connected with a third mounting cylinder, a screw rod column is arranged between the second mounting cylinder and the third mounting cylinder, a fourth mounting cylinder is fixedly arranged on the side wall of the third mounting cylinder, both sides of the top end of the first mounting rod are fixedly connected with mounting heads, a steel wire rope is fixedly connected in the mounting heads, the other end of the steel wire rope is rotatably connected with a rotating piece, and one end of the rotating piece is fixedly connected with a lead screw, the lead screw is installed in the fourth installation cylinder in a matching mode, the bottom end of the first installation rod is fixedly connected with a connecting rod, and a U-shaped frame is arranged in the connecting rod.
Preferably, the spacing dish of one end fixedly connected with of slip post, spacing dish matching sliding connection is at the inner wall of a first installation section of thick bamboo, a first installation section of thick bamboo lateral wall fixedly connected with installation piece, swivelling joint has the installation swivel mount in the installation piece, and the installation swivel mount supports the lateral wall at the slip post.
Preferably, the side wall of the screw column is fixedly connected with a rotating frame, and the side wall of the rotating frame is fixedly connected with a fitting head.
Preferably, a fitting cylinder is arranged in the third mounting cylinder, a sliding disc is connected in the fitting cylinder in a sliding manner, a first supporting spring is mounted in the fitting cylinder, and the first supporting spring is fixedly mounted at the top end of the sliding disc.
Preferably, the top fixed mounting of first installation pole has a plurality of mounting bracket, the middle part of mounting bracket is all rotated and is connected with first supporting wheel, and two first supporting wheels support at wire rope's lateral wall.
Preferably, the connecting rod is fixedly connected with a connecting block, and a mounting groove is formed in the connecting block.
Preferably, a lifting plate is connected to the mounting groove in a sliding manner, and a second supporting wheel is connected to the lifting plate in a rotating manner.
Preferably, a sliding plate is slidably connected to the mounting groove, and a second support spring is mounted between the sliding plate and the lifting plate.
Preferably, the bottom end of the sliding plate is connected with a connecting piece, and the U-shaped frame is fixedly connected to the bottom end of the connecting piece.
Compared with the prior art, the invention provides a double-mast hoisting and transporting truss which has the following beneficial effects:
1. this two mast type hoist and transport truss, rotate the piece through rotating, break away from the lead screw from the fourth installation section of thick bamboo, then utilize the instrument to drive the rotating turret through agreeing with the head and rotate, then the rotating turret drives the screw rod post and rotates, can dismantle the screw rod post from the third installation section of thick bamboo and separate, then rotate installation swivel mount, make the one end of installation swivel mount no longer carry out the supporting role to the slip post, thereby can accomodate the slip post in first installation section of thick bamboo, make first installation pole and the laminating of second installation pole be in one, thereby convenient transportation and reinstallation, guarantee to be convenient for fold when using the truss and accomodate, conveniently install the truss and shift, hoisting equipment in use's efficiency has been improved, the availability factor of truss has also been improved.
2. This two mast type hoist and mount transportation truss, through rotating the rotating turret, then the rotating turret drives the screw rod post when installing in the third installation section of thick bamboo, utilize first supporting spring to the supporting role of sliding disk, and the sliding disk slides in agreeing with a section of thick bamboo, thereby utilize the sliding disk to support the one end of screw rod post, guarantee the fastness performance of screw rod post installation, avoid producing the not hard up condition, at the fixed in-process of truss installation, can be fixed more firmly with two installation sections of thick bamboos installation, it produces not hard up to avoid the installation section of thick bamboo to make the screw rod produce in the effect of screw rod, can guarantee truss connection's firm degree.
3. This two mast type hoist and mount transportation truss, at the in-process that carries out the use of installing wire rope, the wire rope atress produces and buckles, because of buckling probably reduced wire rope's use strength, then utilizes the first supporting wheel of installing on the mounting bracket to carry out the supporting role to wire rope to guarantee that the wire rope can not atress produce the condition of buckling, can guarantee the use strength of steel wire, improved the life of wire rope.
4. This two mast type hoist and mount transportation truss, through installing the U-shaped frame in the bottom of connecting piece, then the connecting piece passes through the lifter plate and slides in the mounting groove, and the lifter plate receives the supporting role of second supporting spring at gliding in-process, then the lifter plate carries out supporting role to the second supporting wheel to guarantee U-shaped frame in use's performance, can carry out the damping to the mounting bracket at the in-process that carries out the handling to the mounting bracket and handle, the shake degree that produces at the in-process of handling more weakly.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the first mounting cylinder of the present invention;
FIG. 3 is a partial cross-sectional view of a third mounting tube of the construction of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1 illustrating the structure of the present invention;
FIG. 5 is a cross-sectional view of a connecting rod of the present invention construction;
FIG. 6 is a schematic view of the mounting structure of the connecting block of the present invention.
In the figure: 1. a first mounting bar; 2. a second mounting bar; 3. a mounting member; 4. a first mounting cylinder; 5. a sliding post; 6. a limiting disc; 7. mounting blocks; 8. installing a screw frame; 9. a second mounting cylinder; 10. a third mounting cylinder; 11. a screw column; 12. a rotating frame; 13. fitting the head; 16. a fitting cylinder; 17. a sliding disk; 18. a first support spring; 19. a fourth mounting cylinder; 20. a mounting head; 21. a wire rope; 22. a rotating member; 23. a screw rod; 24. a mounting frame; 25. a first support wheel; 26. a connecting rod; 27. connecting blocks; 28. mounting grooves; 29. a sliding plate; 30. a lifting plate; 31. a second support wheel; 32. a second support spring; 33. a connecting member; 34. a U-shaped 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.
Example 1
Referring to fig. 1-6, a double-mast hoisting and transporting truss comprises a first mounting rod 1 and a second mounting rod 2, wherein both sides of the top end of the first mounting rod 1 are fixedly connected with a mounting part 3, a first mounting barrel 4 is rotatably connected in the mounting part 3, a sliding column 5 is slidably connected in the first mounting barrel 4, one end of the sliding column 5 is rotatably connected to one end of the second mounting rod 2, both sides of the top end of the first mounting rod 1 are rotatably connected with a second mounting barrel 9, both sides of the bottom end of the second mounting rod 2 are rotatably connected with a third mounting barrel 10, a screw column 11 is mounted between the second mounting barrel 9 and the third mounting barrel 10, a fourth mounting barrel 19 is fixedly mounted on the side wall of the third mounting barrel 10, both sides of the top end of the first mounting rod 1 are fixedly connected with mounting heads 20, a steel wire rope 21 is fixedly connected in the mounting heads 20, and a rotating part 22 is rotatably connected to the other end of the steel, one end of the rotating part 22 is fixedly connected with a screw rod 23, the screw rod 23 is installed in the fourth installation cylinder 19 in a matching mode, the bottom end of the first installation rod 1 is fixedly connected with a connecting rod 26, and a U-shaped frame 34 is arranged in the connecting rod 26.
In this embodiment, through rotating the piece 22, break away from lead screw 23 from fourth installation section of thick bamboo 19, then utilize the instrument to drive rotating turret 12 through agreeing with head 13 and rotate, then rotating turret 12 drives screw post 11 and rotates, can dismantle screw post 11 from third installation section of thick bamboo 10 and separate, then rotate installation spiral shell frame 8, make the one end of installation spiral shell frame 8 no longer carry out the supporting role to sliding column 5, thereby can accomodate sliding column 5 in first installation section of thick bamboo 4, make first installation pole 1 and the laminating of second installation pole 2 be in one, thereby convenient transportation and reinstallation.
Example 2
Referring to fig. 1-6, a further improvement is made on the basis of embodiment 1: one end of the sliding column 5 is fixedly connected with a limiting disc 6, the limiting disc 6 is connected to the inner wall of the first mounting cylinder 4 in a matching and sliding mode, the side wall of the first mounting cylinder 4 is fixedly connected with a mounting block 7, a mounting screw frame 8 is rotatably connected into the mounting block 7, and the mounting screw frame 8 is supported on the side wall of the sliding column 5; the side wall of the screw column 11 is fixedly connected with a rotating frame 12, and the side wall of the rotating frame 12 is fixedly connected with a conjunction head 13.
In this embodiment, guarantee the slip performance of slip post 5 at 4 inner walls of first installation section of thick bamboo through spacing dish 6, rotate installation swivel mount 8 and can support the processing to 5 lateral walls of slip post to make the fixed firm performance of installation swivel mount 8 to slip post 5, can carry out the joint through agreeing with head 13 and instrument, conveniently drive rotating turret 12 in utilizing the instrument and rotate, thereby drive screw rod post 11 and rotate.
Example 3
Referring to fig. 1-6, a further improvement is made on the basis of embodiment 1: a fitting cylinder 16 is arranged in the third mounting cylinder 10, a sliding disc 17 is connected in the fitting cylinder 16 in a sliding manner, a first supporting spring 18 is mounted in the fitting cylinder 16, and the first supporting spring 18 is fixedly mounted at the top end of the sliding disc 17.
In this embodiment, through rotating the rotating turret 12, then when the rotating turret 12 drove screw post 11 and installs in a third installation section of thick bamboo 10, utilize first supporting spring 18 to slide tray 17 supporting role, and slide tray 17 slides in agreeing with a section of thick bamboo 16 to utilize slide tray 17 to support the one end of screw post 11, guarantee the firm performance of screw post 11 installation, avoid producing the not hard up condition.
Example 4
Referring to fig. 1-6, a further improvement is made on the basis of embodiment 1: the top end fixed mounting of first installation pole 1 has a plurality of mounting bracket 24, and the middle part of mounting bracket 24 all rotates and is connected with first supporting wheel 25, and two first supporting wheels 25 support at wire rope 21's lateral wall.
In this embodiment, in the process of installing and using the steel wire rope 21, the steel wire rope 21 is stressed to bend, the use strength of the steel wire rope 21 may be reduced due to the bending, and then the first support wheel 25 installed on the installation frame 24 is used for supporting the steel wire rope 21.
Example 5
Referring to fig. 1-6, a further improvement is made on the basis of embodiment 1: a connecting block 27 is fixedly connected in the connecting rod 26, and a mounting groove 28 is formed in the connecting block 27; the mounting groove 28 is connected with a lifting plate 30 in a sliding manner, and the lifting plate 30 is connected with a second supporting wheel 31 in a rotating manner; a sliding plate 29 is slidably connected in the mounting groove 28, and a second supporting spring 32 is mounted between the sliding plate 29 and the lifting plate 30; the bottom end of the sliding plate 29 is connected with a connecting piece 33, and a U-shaped frame 34 is fixedly connected with the bottom end of the connecting piece 33.
In this embodiment, the performance of the U-shaped frame 34 in use is ensured by installing the U-shaped frame 34 at the bottom end of the connecting member 33, then the connecting member 33 slides in the installation groove 28 through the lifting plate 30, and the lifting plate 30 is supported by the second supporting spring 32 during the sliding process, and then the lifting plate 30 supports the second supporting wheel 31.
When the screw driver works, firstly, the screw rod 23 is separated from the fourth installation cylinder 19 by rotating the rotating piece 22, then the rotating frame 12 is driven to rotate by a tool through the conjunction head 13, then the rotating frame 12 drives the screw rod column 11 to rotate, the screw rod column 11 can be detached and separated from the third installation cylinder 10, then the installation screw frame 8 is rotated, one end of the installation screw frame 8 does not support the sliding column 5 any more, so that the sliding column 5 can be accommodated in the first installation cylinder 4, the first installation rod 1 and the second installation rod 2 are jointed together, thereby being convenient for transportation and installation again, when the rotating frame 12 is rotated, then the rotating frame 12 drives the screw rod column 11 to be installed in the third installation cylinder 10, the first supporting spring 18 is used for supporting the sliding disc 17, and the sliding disc 17 slides in the conjunction cylinder 16, so that one end of the screw rod column 11 is supported by the sliding disc 17, guarantee the firm performance of screw post 11 installation, avoid producing the not hard up condition, in the use of installing wire rope 21, wire rope 21 atress produces and buckles, probably reduced wire rope 21's use intensity because of buckling, then utilize the first supporting wheel 25 of installing on mounting bracket 24 to carry out supporting role to wire rope 21, through installing U-shaped frame 34 in the bottom of installing at connecting piece 33, then connecting piece 33 slides in mounting groove 28 through lifter plate 30, and lifter plate 30 receives the supporting role of second supporting spring 32 at gliding in-process, then lifter plate 30 carries out supporting role to second supporting wheel 31, thereby guarantee the performance of U-shaped frame 34 in use.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a two mast type hoist and transport truss, includes first installation pole (1) and second installation pole (2), its characterized in that: both sides of the top end of the first installation rod (1) are fixedly connected with installation parts (3), a first installation barrel (4) is connected in the installation parts (3) in a rotating manner, a sliding column (5) is connected in the first installation barrel (4) in a sliding manner, one end of the sliding column (5) is rotatably connected to one end of the second installation rod (2), both sides of the top end of the first installation rod (1) are rotatably connected with a second installation barrel (9), both sides of the bottom end of the second installation rod (2) are rotatably connected with a third installation barrel (10), a screw rod column (11) is installed between the middle of the second installation barrel (9) and the middle of the third installation barrel (10), a fourth installation barrel (19) is fixedly installed on the side wall of the third installation barrel (10), both sides of the top end of the first installation rod (1) are fixedly connected with installation heads (20), and a steel wire rope (21) is fixedly connected in the installation heads (20), the wire rope (21) other end rotates and is connected with rotation piece (22), the one end fixedly connected with lead screw (23) of rotating piece (22), lead screw (23) match and install in fourth installation section of thick bamboo (19), the bottom fixedly connected with connecting rod (26) of first installation pole (1), be provided with U-shaped frame (34) in connecting rod (26).
2. The double-mast hoisting transportation truss of claim 1, wherein: the utility model discloses a sliding column, including the one end fixedly connected with of slip post (5) spacing dish (6), spacing dish (6) match sliding connection at the inner wall of a first installation section of thick bamboo (4), a first installation section of thick bamboo (4) lateral wall fixedly connected with installation piece (7), swivelling joint has installation swivel mount (8) in installation piece (7), and installs swivel mount (8) and support the lateral wall at slip post (5).
3. The double-mast hoisting transportation truss of claim 1, wherein: the side wall of the screw column (11) is fixedly connected with a rotating frame (12), and the side wall of the rotating frame (12) is fixedly connected with a conjunction head (13).
4. The double-mast hoisting transportation truss of claim 1, wherein: a fitting cylinder (16) is arranged in the third mounting cylinder (10), a sliding disc (17) is connected in the fitting cylinder (16) in a sliding manner, a first supporting spring (18) is mounted in the fitting cylinder (16), and the first supporting spring (18) is fixedly mounted at the top end of the sliding disc (17).
5. The double-mast hoisting transportation truss of claim 1, wherein: the top fixed mounting of first installation pole (1) has a plurality of mounting bracket (24), the middle part of mounting bracket (24) is all rotated and is connected with first supporting wheel (25), and two first supporting wheel (25) support at the lateral wall of wire rope (21).
6. The double-mast hoisting transportation truss of claim 1, wherein: fixedly connected with connecting block (27) in connecting rod (26), seted up mounting groove (28) in connecting block (27).
7. The double-mast hoisting transportation truss of claim 6, wherein: the mounting groove (28) is connected with a lifting plate (30) in a sliding mode, and a second supporting wheel (31) is connected to the lifting plate (30) in a rotating mode.
8. The double-mast hoisting transportation truss of claim 6, wherein: a sliding plate (29) is connected in the mounting groove (28) in a sliding mode, and a second supporting spring (32) is mounted between the sliding plate (29) and the lifting plate (30).
9. A double-mast hoisted transport truss according to claim 1 or 8 wherein: the bottom end of the sliding plate (29) is connected with a connecting piece (33), and the U-shaped frame (34) is fixedly connected with the bottom end of the connecting piece (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010409933.1A CN111410121B (en) | 2020-05-15 | 2020-05-15 | Double-mast type hoisting transportation truss |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010409933.1A CN111410121B (en) | 2020-05-15 | 2020-05-15 | Double-mast type hoisting transportation truss |
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| CN111410121A true CN111410121A (en) | 2020-07-14 |
| CN111410121B CN111410121B (en) | 2021-11-12 |
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| CN202010409933.1A Expired - Fee Related CN111410121B (en) | 2020-05-15 | 2020-05-15 | Double-mast type hoisting transportation truss |
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2020
- 2020-05-15 CN CN202010409933.1A patent/CN111410121B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| US20040256870A1 (en) * | 2003-05-28 | 2004-12-23 | Clarence Nowak | Truss lift stiffener |
| CN105705453A (en) * | 2013-11-08 | 2016-06-22 | 伊特里克公司 | Crane boom segment for assembling a crane boom and method for assembling a crane boom |
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| CN111410121B (en) | 2021-11-12 |
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Effective date of registration: 20210926 Address after: 318020 wushangyang village, Beicheng street, Huangyan District, Taizhou City, Zhejiang Province Applicant after: Taizhou Huangyan Rujiang Mould Technology Co.,Ltd. Address before: 122500 building 22, Wanheng Century City, Dongcheng Street, Lingyuan City, Chaoyang City, Liaoning Province Applicant before: Shao Kebing |
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