CN216687147U - Double-main-beam hook bridge crane - Google Patents
Double-main-beam hook bridge crane Download PDFInfo
- Publication number
- CN216687147U CN216687147U CN202221095489.1U CN202221095489U CN216687147U CN 216687147 U CN216687147 U CN 216687147U CN 202221095489 U CN202221095489 U CN 202221095489U CN 216687147 U CN216687147 U CN 216687147U
- Authority
- CN
- China
- Prior art keywords
- hook
- cross beam
- shaped
- lifting
- fixedly connected
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a double-girder lifting hook bridge crane, which comprises two end girders, a crane travelling mechanism, two girders and a trolley, wherein the trolley comprises a trolley frame, a trolley travelling mechanism and a lifting mechanism, a lifting appliance assembly is lifted on a lifting hook of the lifting mechanism, the lifting appliance assembly comprises a cross beam arranged in parallel with the end girders, a T-shaped connecting piece hung with the lifting hook of the lifting mechanism is fixedly connected at the middle position of the top of the cross beam, a T-shaped chute horizontally penetrating through the cross beam is formed on the end surface of the cross beam, the bottom end of a vertical groove of the T-shaped chute is flush with the bottom surface of the cross beam, two ends in the T-shaped chute are slidably connected with two sets of T-shaped sliding blocks arranged oppositely, the bottom end of a vertical block of the T-shaped sliding block is fixedly connected with an installation block to form an I-shaped sliding block after penetrating through the vertical groove of the T-shaped chute, and each I-shaped sliding block is connected with a first hook; the fixing assembly is further arranged on the cross beam, and the box girder structure is suitable for box girder structures with different lengths, and meanwhile, the stability of the box girder structure in the moving process can be improved.
Description
Technical Field
The utility model belongs to the technical field of cranes, and particularly relates to a double-main-beam hook bridge crane.
Background
The existing cranes usually comprise box girder structures such as main girders and end girders, and in the process of producing the box girder structures in a workshop, the cranes are required to drive the box girder structures to move among various processes, at present, most cranes used in the workshop are bridge cranes, when in use, strap belts are usually arranged at two ends of the box girder structures, lifting appliances are hoisted on lifting trolleys of the bridge cranes, hooks are fixedly arranged at two ends of the lifting appliances for respectively hanging the strap belts, because the specifications of the box girder structures are different, namely the lengths of the box girder structures are different, and the distance between two groups of hooks is not adjustable, the position of the strap belt on the box girder structure, namely the lifting point position, needs to be adjusted in order to adapt to the hook positions in the production process, but sometimes the distance between the lifting point position and the end parts of the box girder structure is far, after the box girder structure is hoisted, the box girder structure can be inclined, so that the stability of the box girder structure in the moving process is reduced, thus, the disadvantages and shortcomings of the prior art remain.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-main-beam hook bridge crane, which solves the problem that the stability of a box girder structure in the moving process can be reduced in the conventional bridge crane in the manner that the distance between two groups of hooks cannot be adjusted when the box girder structure with different lengths is hoisted.
In order to solve the problems, the utility model adopts the technical scheme that:
the utility model provides a two girder lifting hook bridge crane, includes the end beam that two horizontal intervals set up, install cart running gear on the end beam, be provided with between two end beams two horizontal intervals set up and with end beam vertically girder, sliding connection has the trolley that can follow the girder removal between two girders, trolley includes dolly frame, dolly running gear and hoisting mechanism, its characterized in that: a lifting appliance component is lifted on a lifting hook of the lifting mechanism, the lifting appliance component comprises a cross beam which is arranged in parallel with an end beam, a T-shaped connecting piece which is vertically distributed and is hung with the lifting hook of the lifting mechanism is fixedly connected to the middle position of the top of the cross beam, a T-shaped chute which horizontally penetrates through the cross beam is formed in the end surface of the cross beam, the bottom end of a vertical groove of the T-shaped chute is flush with the bottom surface of the cross beam, two groups of T-shaped sliding blocks which are oppositely arranged are connected to two ends in the T-shaped chute in a sliding mode, a mounting block which is horizontally arranged is fixedly connected to the bottom end of a vertical block of the T-shaped sliding block after penetrating through the vertical groove of the T-shaped chute to form an I-shaped sliding block, and each I-shaped sliding block is connected with a first hook through a lifting rope; the beam is also provided with a fixing component for fixing the position of the I-shaped sliding block.
Furthermore, the fixing assembly comprises two L-shaped connecting plates which are arranged in parallel with the cross beam and are equal in length, the two L-shaped connecting plates are symmetrically arranged on two sides of the bottom surface of the cross beam, each L-shaped connecting plate comprises vertical plates which are vertically distributed, the tops of the vertical plates are fixedly connected with the bottom surface of the cross beam, the inner sides of the vertical plates are fixedly connected with horizontal plates which are horizontally arranged and respectively positioned below the mounting blocks, a plurality of threaded through holes which are equidistantly distributed along the length direction of the transverse plate are vertically arranged on each transverse plate, a plurality of limiting grooves which are equidistantly distributed along the length direction of the cross beam are vertically arranged on two sides of the bottom surface of the cross beam, the number of the limiting grooves which are positioned on the same side of the cross beam is equal to the number of the threaded through holes on each transverse plate, and the limiting grooves are opposite in position; and one of the threaded through holes on each transverse plate is internally and vertically connected with a fixing bolt in a threaded manner, and the screw end of the fixing bolt penetrates through the transverse plate and the mounting block and then is respectively positioned in the limiting groove.
Furthermore, reel devices are mounted at two ends of each main beam, each reel device comprises an installation frame fixedly connected with the main beam, a reel is rotatably connected in the installation frame, one end of the reel is in transmission connection with a forward and reverse rotating motor installed on the installation frame, a steel wire rope is wound on the reel, the free end of the steel wire rope is connected with a second hook, and four corners of the top surface of the cross beam are fixedly connected with hanging rings; the second hook of each group of the winding drum devices is respectively hooked with the hanging ring.
Furthermore, the first hook is an anti-falling hook, a stop lever is arranged on a hook body of the first hook, a limiting block is fixedly connected to one end of the stop lever, and a split pin is arranged at the other end of the stop lever after the other end of the stop lever sequentially penetrates through the hook body of the first hook and a hook-shaped opening of the first hook.
Further, T shape connecting piece includes the first connecting block of vertical distribution, first connecting block bottom and crossbeam fixed connection, the second connecting block that first connecting block top fixed connection set up with the level, the rings that fixedly connected with and hoisting mechanism's lifting hook articulated on the second connecting block.
Furthermore, reinforcing rods which are distributed obliquely are fixedly connected between the first connecting block and the top surface of the cross beam.
By adopting the technical scheme, the utility model has the beneficial effects that:
the utility model comprises end beams, main beams, a cart travelling mechanism, a lifting trolley and the same composition structure of the existing bridge crane, on the basis, a cross beam is arranged, a T-shaped sliding groove is arranged on the cross beam, two groups of I-shaped sliding blocks are connected in the T-shaped sliding groove in a sliding manner, each group of I-shaped sliding blocks is connected with a first hook through a lifting rope, when box beam structures with different lengths are lifted, the distance between the two groups of first hooks can be indirectly adjusted by adjusting the distance between the two groups of I-shaped sliding blocks on the cross beam, and the position of the I-shaped sliding block can be fixed by a fixing component after adjustment so as to indirectly fix the position of the first hook, thus after the box beam structures with different lengths are lifted, the distance between the position of a lifting point and the end part of the box beam structure can be ensured not too far, so as to avoid the box beam structure from tilting after lifting, thereby being suitable for the box beam structures with different lengths, simultaneously, can improve the stability of case roof beam structure in the removal process.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged schematic structural view of a portion a in fig. 1.
Reference numerals: 1. a fixing assembly; 11. an L-shaped connecting plate; 111. a vertical plate; 112. a transverse plate; 113. a threaded through hole; 12. fixing the bolt; 2. a spreader assembly; 21. a cross beam; 22. a T-shaped chute; 23. a T-shaped slider; 24. mounting blocks; 25. a lifting rope; 26. a first hook; 261. a stop lever; 262. a limiting block; 263. a cotter pin; 27. a limiting groove; 28. hanging a ring; 3. a trolley; 31. a trolley frame; 32. a trolley travelling mechanism; 33. a hoisting mechanism; 4. a main beam; 5. an end beam; 6. a cart traveling mechanism; 7. a reel device; 71. a mounting frame; 72. a reel; 73. a wire rope; 74. a second hook; 8. a T-shaped connector; 81. a first connection block; 82. a second connecting block; 83. a hoisting ring; 84. a reinforcing rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model provides a double-girder hook bridge crane, which comprises two end girders 5 horizontally arranged at intervals, wherein a cart travelling mechanism 6 is arranged on each end girder 5, two main girders 4 horizontally arranged at intervals and perpendicular to the end girders 5 are arranged between the two end girders 5, a trolley 3 capable of moving along the main girders 4 is slidably connected between the two main girders 4, the trolley 3 comprises a trolley frame 31, a trolley travelling mechanism 32 and a hoisting mechanism 33, and particularly, the end girders 5, the main girders 4, the cart travelling mechanism 6, the trolley 3 and the existing bridge crane have the same composition structure; a lifting appliance component 2 is lifted on a lifting hook of a lifting mechanism 33, the lifting appliance component 2 comprises a cross beam 21 which is arranged in parallel with an end beam 5, a T-shaped connecting piece 8 which is vertically distributed and hung with the lifting hook of the lifting mechanism 33 is fixedly connected at the middle position of the top of the cross beam 21, a T-shaped chute 22 which horizontally penetrates through the cross beam 21 is arranged on the end surface of the cross beam 21, the bottom end of a vertical chute of the T-shaped chute 22 is flush with the bottom surface of the cross beam 21, two groups of T-shaped sliding blocks 23 which are oppositely arranged are connected at two ends in the T-shaped chute 22 in a sliding manner, a mounting block 24 which is horizontally arranged is fixedly connected at the bottom end of a vertical block of the T-shaped sliding block 23 after penetrating through the vertical chute of the T-shaped chute 22 to form an I-shaped sliding block, each I-shaped sliding block is connected with a first hook 26 through a lifting rope 25, the I-shaped sliding block can be dragged by the lifting rope 25 to slide along the T-shaped sliding groove 22, so that the distance between the two groups of first hooks 26 can be adjusted; the beam 21 is also provided with a fixing component 1 for fixing the position of the I-shaped slide block, the beam 21 is provided with a T-shaped chute 22, two groups of I-shaped slide blocks are connected in the T-shaped chute 22 in a sliding manner, each group of I-shaped slide blocks is connected with a first hook 26 through a lifting rope 25, when box girder structures with different lengths are hoisted, the distance between the two groups of first hooks 26 can be indirectly adjusted by adjusting the distance between the two groups of I-shaped slide blocks on the beam 21, and the I-shaped slide block position can be fixed by the fixing component 1 after adjustment so as to indirectly fix the position of the first hook 26, so that after the box girder structures with different lengths are hoisted, the distance between the position of a hoisting point and the end part of the box girder structure can be ensured not to be too far, the box girder structure is prevented from tilting after being hoisted, and the box girder structures with different lengths can be suitable for being used, and simultaneously, the stability of case roof beam structure in the removal process can be improved.
The specific structure of the fixing assembly 1 is as follows: as shown in fig. 1 and 2, the fixing assembly 1 includes two L-shaped connecting plates 11 that are parallel to and equal in length to the cross beam 21, the two L-shaped connecting plates 11 are symmetrically disposed on two sides of the bottom surface of the cross beam 21, each L-shaped connecting plate 11 includes a vertical plate 111 that is vertically distributed, the top of the vertical plate 111 is fixedly connected with the bottom surface of the cross beam 21, the inner side of the vertical plate 111 is fixedly connected with a horizontal plate 112 that is horizontally disposed and is respectively located below the mounting block 24, each horizontal plate 112 is vertically provided with a plurality of threaded through holes 113 that are equidistantly distributed along the length direction of the horizontal plate 112, two sides of the bottom surface of the cross beam 21 are vertically provided with a plurality of limiting grooves 27 that are equidistantly distributed along the length direction of the cross beam 21, the number of the limiting grooves 27 located on the same side of the cross beam 21 is equal to the number of the threaded through holes 113 on each horizontal plate 112, and the positions of the limiting grooves 27 are opposite; the screw end of the fixing bolt 12 passes through the transverse plate 112 and the mounting block 24 and then is respectively positioned in the limiting groove 27, namely, the limiting through holes are vertically formed in the two sides of the mounting block 24, specifically, when the I-shaped slide block position is adjusted on the cross beam 21, the screw end of the fixing bolt 12 needs to correspond to the limiting through holes formed in the threaded through hole 113 and the mounting block 24 and the limiting groove 27, and then the screw end of the fixing bolt 12 sequentially passes through the threaded through hole 113 and the limiting through holes and then is positioned in the limiting groove 27; through such a setting mode, can be convenient for fix the I shape slider position on crossbeam 21, in addition, can also be convenient for dismouting I shape slider on crossbeam 21.
Further, as shown in fig. 1, two ends of each main beam 4 are respectively provided with a winding drum device 7, that is, the number of the winding drum devices 7 is four, each winding drum device 7 comprises an installation frame 71 fixedly connected with the main beam 4, a winding drum 72 is rotatably connected in the installation frame 71, one end of the winding drum 72 is in transmission connection with a forward and reverse rotation motor installed on the installation frame 71, the forward and reverse rotation motor is provided with a power supply and a start and stop switch, a steel wire rope 73 is further wound on the winding drum 72, the free end of the steel wire rope 73 is connected with a second hook 74, and four corners of the top surface of the cross beam 21 are respectively and fixedly connected with a hanging ring 28; the second hooks 74 of each group of reel devices 7 are respectively connected with the hanging rings 28 in a hanging manner, and specifically, because the number of the reel devices 7 is four, the swing amplitude of the box girder structure in the moving process can be reduced, and the stability of the box girder structure is further improved; secondly, when the box girder structure is hoisted, the drum device 7 also has the function of assisting in hoisting.
The first hook 26 has the following specific structure: as shown in fig. 1 and fig. 2, the first hook 26 is an anti-drop hook, a blocking rod 261 is arranged on a hook body of the first hook 26, one end of the blocking rod 261 is fixedly connected with a limiting block 262, and a split pin 263 is arranged at the other end of the blocking rod 261 after sequentially passing through the hook body of the first hook 26 and a hook-shaped opening of the first hook 26; in addition, the stopper 261 can be easily attached to and detached from the first hook 26 by providing the split pin 263.
The specific structure of the T-shaped connecting piece 8 is as follows: as shown in fig. 1 and fig. 2, the T-shaped connecting member 8 includes a first connecting block 81 vertically distributed, a bottom end of the first connecting block 81 is fixedly connected to the cross beam 21, a top end of the first connecting block 81 is fixedly connected to a second connecting block 82 horizontally arranged, a hanging ring 83 hung on a hook of the lifting mechanism 33 is fixedly connected to the second connecting block 82, and by such arrangement, the T-shaped connecting member 8 can indirectly hang the cross beam 21 and the hook of the lifting mechanism 33.
Further, as shown in fig. 1 and fig. 2, a reinforcing rod 84 is fixedly connected between the first connecting block 81 and the top surface of the cross beam 21, and specifically, a reinforcing rod 84 is fixedly connected between the side surface of the first connecting block 81 and the top surface of the cross beam 21, so that the connecting strength between the T-shaped connecting piece 8 and the cross beam 21 can be improved by arranging the reinforcing rod 84, and the structural stability can be improved.
The foregoing shows and describes the general principles, principal features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be covered by the appended claims. The scope of the utility model is defined by the appended claims and equivalents.
Claims (6)
1. The utility model provides a two girder lifting hook bridge crane, includes the end beam that two horizontal intervals set up, install cart running gear on the end beam, be provided with two horizontal intervals between two end beams set up and with end beam vertically girder, sliding connection has the dolly that can follow the girder removal between two girders, the dolly includes dolly frame, dolly running gear and hoisting mechanism, its characterized in that: a lifting appliance component is lifted on a lifting hook of the lifting mechanism, the lifting appliance component comprises a cross beam which is arranged in parallel with an end beam, a T-shaped connecting piece which is vertically distributed and is hung with the lifting hook of the lifting mechanism is fixedly connected to the middle position of the top of the cross beam, a T-shaped chute which horizontally penetrates through the cross beam is formed in the end surface of the cross beam, the bottom end of a vertical groove of the T-shaped chute is flush with the bottom surface of the cross beam, two groups of T-shaped sliding blocks which are oppositely arranged are connected to two ends in the T-shaped chute in a sliding mode, a mounting block which is horizontally arranged is fixedly connected to the bottom end of a vertical block of the T-shaped sliding block after penetrating through the vertical groove of the T-shaped chute to form an I-shaped sliding block, and each I-shaped sliding block is connected with a first hook through a lifting rope; the beam is also provided with a fixing component for fixing the position of the I-shaped sliding block.
2. A double main beam hook bridge crane as claimed in claim 1, wherein: the fixing assembly comprises two L-shaped connecting plates which are arranged in parallel with the cross beam and are equal in length, the two L-shaped connecting plates are symmetrically arranged on two sides of the bottom surface of the cross beam, each L-shaped connecting plate comprises vertical plates which are vertically distributed, the tops of the vertical plates are fixedly connected with the bottom surface of the cross beam, the inner sides of the vertical plates are fixedly connected with horizontal plates which are horizontally arranged and are respectively positioned below the mounting blocks, a plurality of threaded through holes which are equidistantly distributed along the length direction of the transverse plates are vertically formed in each transverse plate, a plurality of limiting grooves which are equidistantly distributed along the length direction of the cross beam are vertically formed in two sides of the bottom surface of the cross beam, and the number of the limiting grooves which are positioned on the same side of the cross beam is equal to the number of the threaded through holes on each transverse plate and is opposite to the threaded through holes; and one of the threaded through holes on each transverse plate is internally and vertically connected with a fixing bolt in a threaded manner, and the screw end of the fixing bolt penetrates through the transverse plate and the mounting block and then is respectively positioned in the limiting groove.
3. A double main beam hook bridge crane as claimed in claim 1, wherein: the two ends of each main beam are respectively provided with a winding drum device, each winding drum device comprises an installation frame fixedly connected with the main beam, a winding drum is rotatably connected in the installation frame, one end of the winding drum is in transmission connection with a forward and reverse rotating motor installed on the installation frame, a steel wire rope is wound on the winding drum, the free end of the steel wire rope is respectively connected with a second hook, and four corners of the top surface of the cross beam are respectively and fixedly connected with a hanging ring; the second hook of each group of the winding drum devices is respectively hooked with the hanging ring.
4. A double main beam hook bridge crane as claimed in claim 1, wherein: the first hook is an anti-falling hook, a stop lever is arranged on a hook body of the first hook, a limiting block is fixedly connected to one end of the stop lever, and a split pin is arranged at the other end of the stop lever after the other end of the stop lever sequentially penetrates through the hook body of the first hook and a hook-shaped opening of the first hook.
5. A double main beam hook bridge crane as claimed in claim 1, wherein: the T-shaped connecting piece comprises first connecting blocks which are vertically distributed, the bottom ends of the first connecting blocks are fixedly connected with the cross beam, the top ends of the first connecting blocks are fixedly connected with second connecting blocks which are horizontally arranged, and the second connecting blocks are fixedly connected with hanging rings which are hung with lifting hooks of lifting mechanisms.
6. A double main beam hook bridge crane as claimed in claim 5, wherein: and reinforcing rods which are distributed obliquely are fixedly connected between the first connecting block and the top surface of the cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221095489.1U CN216687147U (en) | 2022-05-09 | 2022-05-09 | Double-main-beam hook bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221095489.1U CN216687147U (en) | 2022-05-09 | 2022-05-09 | Double-main-beam hook bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216687147U true CN216687147U (en) | 2022-06-07 |
Family
ID=81828374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221095489.1U Active CN216687147U (en) | 2022-05-09 | 2022-05-09 | Double-main-beam hook bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216687147U (en) |
-
2022
- 2022-05-09 CN CN202221095489.1U patent/CN216687147U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205223872U (en) | Drag and hang novel string of basket structure of convolution | |
| CN109610922B (en) | Typical topography iron tower assemblage construction equipment | |
| CN216687147U (en) | Double-main-beam hook bridge crane | |
| CN211171658U (en) | Movable type hogging moment jack supporting device | |
| CN105645275B (en) | Cable hoist and its construction method | |
| CN213141129U (en) | Adjustable multi-point parallel hoisting device suitable for flexible long-line hanging object | |
| CN216836818U (en) | Single track of high strength lifts by crane hanging beam | |
| CN216235734U (en) | Vertical transportation hoisting structure for curtain wall unit plate | |
| CN215755931U (en) | Large transformer hoisting equipment in factory building | |
| CN207877131U (en) | Gourd double-beam bridge crane | |
| CN207030735U (en) | Prefabricated balcony lifts servicing unit | |
| CN213231194U (en) | Prefabricated component transfer device is built in room | |
| CN211998489U (en) | Large-scale water and electricity pipeline installation overhead hoist | |
| CN211283445U (en) | Cable carries loop wheel machine installation mechanism | |
| CN210286537U (en) | Four-point crane for hoisting bin cover of transport ship | |
| CN205906936U (en) | Glass curtain wall hoisting construction system | |
| CN205634685U (en) | Cable crane hoist | |
| CN111362145A (en) | Bridge deck crane | |
| CN110745705A (en) | Tubular pile is with novel two roof beam driving | |
| CN219009694U (en) | Hoisting device for box culvert | |
| CN217376980U (en) | double-T-beam self-balancing hoisting sling | |
| CN215924178U (en) | Double-beam high-load hoisting trolley | |
| CN208948707U (en) | It is hanging multi-tower continuous across cable crane under a kind of overhead traveling crane with c-type | |
| CN215797894U (en) | Device for preventing hoisting deformation of object with small rigidity | |
| CN216005044U (en) | Ceiling aluminum plate unit hoisting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |