CN218491312U - Device for preventing hoisting equipment from falling - Google Patents
Device for preventing hoisting equipment from falling Download PDFInfo
- Publication number
- CN218491312U CN218491312U CN202221941762.8U CN202221941762U CN218491312U CN 218491312 U CN218491312 U CN 218491312U CN 202221941762 U CN202221941762 U CN 202221941762U CN 218491312 U CN218491312 U CN 218491312U
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- bottom plate
- hoisting equipment
- falling
- adjusting
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- 239000004576 sand Substances 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000005452 bending Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a device for preventing hoisting equipment from falling, which comprises a bottom plate, an adjusting component and a locking component; a bottom plate: upright columns are symmetrically arranged at four corners of the upper surface of the bottom plate, the upper ends of two vertically corresponding upright columns are fixedly connected with the lower surface of the vertical plate body of the same L-shaped supporting plate, avoidance holes are formed in the middle of the bottom plate, and fixing columns are symmetrically arranged at four corners of the upper surface of the bottom plate; the adjusting component: the adjusting component comprises an adjusting screw rod, and the adjusting screw rod is symmetrically in threaded connection with the front end and the rear end of the horizontal plate body of the L-shaped supporting plate; a locking assembly: the symmetry sets up in the upper surface four corners of bottom plate, and the locking subassembly respectively with adjacent fixed column sliding connection, this prevent hoisting equipment's device that drops can in time provide the holding power when electric block transmission shaft bending slope, avoid electric block to drop, improved safety protection performance.
Description
Technical Field
The utility model relates to a hoisting equipment technical field specifically is a device that prevents hoisting equipment and drop.
Background
The hoisting equipment refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is also called a crown block, a navigation crane, a traveling crane and the like, wherein the traveling crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, is widely used in port goods yards, has a metal structure like a portal frame, is provided with two support legs under a bearing main beam, can directly walk on a track on the ground, and has overhanging cantilever beams at two ends.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a device that prevents hoisting equipment from dropping, can in time provide the holding power when electric block transmission shaft bending slope, avoid electric block's transmission shaft to continue to fracture and cause electric block to drop, improved safety protection performance, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a device for preventing hoisting equipment from falling comprises a bottom plate, an adjusting assembly and a locking assembly;
a bottom plate: upright columns are symmetrically arranged at four corners of the upper surface of the bottom plate, the upper ends of two vertically corresponding upright columns are fixedly connected with the lower surface of the vertical plate body of the same L-shaped supporting plate, avoidance holes are formed in the middle of the bottom plate, and fixing columns are symmetrically arranged at four corners of the upper surface of the bottom plate;
an adjusting component: the symmetrical threads are connected to the front end and the rear end of the horizontal plate body of the L-shaped supporting plate, and the lower ends of the adjusting components are rotatably connected with rollers through bearings;
the locking assembly: the symmetry sets up in the upper surface four corners of bottom plate, and the locking subassembly respectively with adjacent fixed column sliding connection, can in time provide the holding power when electric block transmission shaft bending slope, avoids electric block's transmission shaft to continue the fracture and causes electric block to drop, has improved safety protection performance.
Further, adjusting part includes adjusting screw, adjusting screw symmetry threaded connection both ends around the horizontal plate body of L type backup pad, and adjusting screw's bottom all is equipped with the gyro wheel, and the relative L type backup pad horizontal plate body's of adjusting roller height, the electric block and the mounting panel of the driving of being convenient for are connected fixedly.
Furthermore, the adjusting assembly further comprises guide posts, the guide posts are symmetrically arranged on the upper surface of the roller, and the guide posts are respectively in sliding connection with the vertical corresponding L-shaped supporting plate horizontal plate body to limit the roller.
Furthermore, the middle part of the adjusting screw is in threaded connection with a locking nut, and the lower surface of the locking nut is in contact with the upper surface of the adjacent L-shaped supporting plate horizontal plate body respectively to lock and limit the adjusting screw.
Further, the locking assembly comprises a moving frame, a first inclined sliding block, a second inclined sliding block, sliding columns, arc-shaped plates, springs and fixing rings, the moving frame is connected to the upper end of the outer arc face of the fixed column in a sliding mode respectively, the lower surface of the moving frame is symmetrically provided with the first inclined sliding block, the fixing rings are fixedly connected to the middle of the outer arc face of the fixed column respectively, the middle of each fixing ring is symmetrically and slidably connected with the sliding column, the ends, away from the fixed column, of the sliding columns are respectively provided with the second inclined sliding blocks, the second inclined sliding blocks are respectively in sliding connection with the adjacent first inclined sliding blocks, the ends, close to the fixed column, of the sliding columns are respectively provided with the arc-shaped plates, the arc-shaped plates are arranged in a matched mode with the sliding columns, the springs are symmetrically and fixedly connected to the four corners of the upper surface of the bottom plate, the tops of the springs are respectively fixedly connected with the lower surfaces of the vertically adjacent inclined sliding blocks, the fixing rings are respectively located inside the adjacent springs, the corresponding inner side faces of the moving frame, which correspond to the two vertically, the fixing columns can be clamped when the moving frame is subjected to vertical pressure, and stress of the transmission shaft of the electric hoist is reduced.
Further, the intrados of arc all is equipped with evenly distributed's anti-skidding sand grip, the extrados of fixed column all is equipped with evenly distributed's annular antiskid groove, and annular antiskid groove sets up with the cooperation of anti-skidding sand grip respectively, improves the clamping-force.
Furthermore, the rails are symmetrically arranged at the left end and the right end of the upper surface of the bottom plate, so that the electric hoist is prevented from being separated from a frame body formed by the bottom plate and the stand columns.
Compared with the prior art, the beneficial effects of the utility model are that: this prevent device that hoisting equipment dropped has following benefit:
the device comprises a rotary locking nut, a regulating screw rod is released from locking, then the regulating screw rod is rotated, the position of the regulating screw rod relative to an L-shaped support plate is regulated, the bottom end of an outer arc surface of a roller is in surface contact with the upper surface of a beam of a travelling crane, the electric hoist of the travelling crane is respectively fixedly connected with four mounting plates, then the regulating screw rod is locked by rotating the locking nut again, the electric hoist of the travelling crane drives a fixed column to move through the mounting plates and a moving frame in the moving process, and further drives a bottom plate, a stand column and the L-shaped support plate move along with the electric hoist, when the electric hoist inclines due to overlarge weight of a heavy object, the mounting plates and the moving frame on one side of the incline are pressed downwards, at the moment, the moving frame drives an inclined slide block to move downwards, the inclined slide block extrudes an arc-shaped plate through an inclined slide block II and the slide block, the arc-shaped plate is clamped to the fixed column, anti-slip convex strips are clamped in the annular anti-slip groove, so that the moving frame is supported, and further stress of a transmission shaft of the electric hoist is reduced, and the device for preventing the lifting appliance from dropping can provide supporting force in time when the electric hoist is bent and inclined, and further preventing the electric hoist from breaking and the electric hoist from dropping is prevented from dropping.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is the structural schematic diagram of the locking assembly of the present invention.
In the figure: the device comprises a base plate 1, a column 2, a supporting plate 3L, a fixed column 4, an annular anti-skid groove 41, an adjusting assembly 5, an adjusting screw 51, a locking nut 52, a guide column 53, a roller 6, a locking assembly 7, a movable frame 71, an inclined slider one 72, an inclined slider two 73, a sliding column 74, an arc plate 75, an anti-skid convex strip 751, a spring 76, a fixed ring 77, an installation plate 8, a railing 9 and an avoidance hole 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present embodiment provides a technical solution: a device for preventing hoisting equipment from falling comprises a base plate 1, an adjusting assembly 5 and a locking assembly 7;
bottom plate 1: the upper surface four corners symmetry is equipped with stand 2, and vertical two stand 2 upper ends that correspond all are connected with the vertical plate body lower fixed surface of same L type backup pad 3, and the middle part of bottom plate 1 is equipped with dodges the hole 10, and the upper surface four corners symmetry of bottom plate 1 is equipped with fixed column 4, and both ends symmetry is equipped with railing 9 about the upper surface of bottom plate 1, avoids the framework separation that electric block and bottom plate 1 and stand 2 are constituteed.
The adjusting component 5: symmetrical threaded connection is in both ends around the horizontal plate of L type backup pad 3, the lower extreme of adjusting part 5 all is connected with gyro wheel 6 through the bearing rotation, adjusting part 5 includes adjusting screw 51, adjusting screw 51 symmetrical threaded connection is in both ends around the horizontal plate of L type backup pad 3, the bottom of adjusting screw 51 all is connected with gyro wheel 6 through the bearing rotation, the height of adjusting roller 6 relative to the horizontal plate of L type backup pad 3, the electric block of being convenient for the driving is connected with mounting panel 8 and is fixed, adjusting part 5 still includes guide post 53, guide post 53 symmetry sets up in the upper surface of gyro wheel 6, guide post 53 respectively with the horizontal plate of L type backup pad 3 that corresponds vertically sliding connection, it is spacing to gyro wheel 6, all threaded connection has lock nut 52 in the middle part of adjusting screw 51, the lower surface of lock nut 52 respectively with adjacent upper surface contact of the horizontal plate of L type backup pad 3, it is spacing to lock adjusting screw 51, rotatory lock nut 52, remove the locking to adjusting screw 51, then rotatory adjusting screw 51, the position of adjusting screw 51 relative to L type backup pad 3, make the outer cambered surface contact of gyro wheel 6 all with the outer cambered surface of lock nut of driving fixed, and make the driving upper surface of four electric block 52 be connected once more fixed, then electric block 52 is connected with the electric block 52 again.
The locking assembly 7: the locking assemblies 7 are symmetrically arranged at four corners of the upper surface of the bottom plate 1, the locking assemblies 7 are respectively connected with adjacent fixed columns 4 in a sliding mode, each locking assembly 7 comprises a moving frame 71, a first inclined sliding block 72, a second inclined sliding block 73, a sliding column 74, an arc-shaped plate 75, a spring 76 and a fixing ring 77, the moving frames 71 are respectively connected to the upper end of the outer arc surface of each fixed column 4 in a sliding mode, the lower surfaces of the moving frames 71 are respectively and symmetrically provided with the first inclined sliding blocks 72, the fixing rings 77 are respectively and fixedly connected to the middle portions of the outer arc surfaces of the fixed columns 4, the middle portions of the fixing rings 77 are symmetrically and slidably connected with the sliding columns 74, the ends, far away from the fixed columns 4, of the sliding columns 74 are respectively provided with the second inclined sliding blocks 73, the second inclined sliding blocks 73 are respectively and slidably connected with the adjacent first inclined sliding blocks 72, the ends, close to the fixed columns 4, of the sliding columns 74 are respectively provided with the arc-shaped plates 75, the arc-shaped plates 75 are matched with the sliding columns 74, the springs 76 are symmetrically and fixedly connected to the four corners of the upper surface of the bottom plate 1, the top ends of the springs 76 are respectively and fixedly connected with the lower surfaces of the vertically adjacent first inclined sliding blocks 72, the fixing rings 77 are respectively located inside the adjacent springs 76, when the movable frame 71 is subjected to vertical pressure, the fixed column 4 can be clamped, the stress of a transmission shaft of the electric hoist is reduced, the inner cambered surfaces of the arc-shaped plates 75 are provided with anti-skidding convex strips 751 which are uniformly distributed, the outer cambered surfaces of the fixed column 4 are provided with annular anti-skidding grooves 41 which are uniformly distributed, the annular anti-skidding grooves 41 are respectively matched with the anti-skidding convex strips 751 to improve the clamping force, when the electric hoist inclines due to the fact that the weight of the heavy object is too large, the mounting plate 8 and the moving frame 71 on the inclined side are pressed downwards, the moving frame 71 drives the first inclined sliding block 72 to move downwards, the first inclined sliding block 72 extrudes the arc-shaped plate 75 through the second inclined sliding block 73 and the sliding column 74, and the arc-shaped plate 75 clamps the fixed column 4.
The utility model provides a pair of prevent device that hoisting equipment dropped's theory of operation as follows:
the locking nut 52 is rotated, the locking of the adjusting screw 51 is released, then the adjusting screw 51 is rotated, the position of the adjusting screw 51 relative to the L-shaped support plate 3 is regulated, the bottom end of the outer arc surface of the roller 6 is in surface contact with the upper surface of a cross beam of a travelling crane, the electric hoist of the travelling crane is fixedly connected with the four mounting plates 8 respectively, then the locking nut 52 is rotated again to lock the adjusting screw 51, the electric hoist of the travelling crane drives the fixed column 4 to move through the mounting plates 8 and the moving frame 71 in the moving process, further the bottom plate 1, the stand column 2 and the L-shaped support plate 3 are driven to move along with the electric hoist, when the electric hoist inclines due to the overlarge weight of a heavy object, the mounting plate 8 and the moving frame 71 on one inclined side are pressed downwards, the moving frame 71 drives the inclined slider 72 to move downwards, the inclined slider 72 extrudes the arc-shaped plate 75 through the inclined sliders 73 and the sliding columns 74, the arc-shaped plate 75 is used for clamping the fixed column 4, the anti-sliding convex strips 751 are clamped inside the annular anti sliding groove 41, the moving frame 71 is clamped inside the annular anti sliding groove 41, thereby supporting the moving frame 71, the stress of the electric hoist is reduced, and the continuous fracture of the transmission shaft of the electric hoist is avoided from being broken and the electric hoist.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.
Claims (7)
1. The utility model provides a prevent hoisting equipment device that drops which characterized in that: comprises a bottom plate (1), an adjusting component (5) and a locking component (7);
base plate (1): upright columns (2) are symmetrically arranged at four corners of the upper surface of the bottom plate, the upper ends of two vertically corresponding upright columns (2) are fixedly connected with the lower surface of a vertical plate body of the same L-shaped supporting plate (3), avoidance holes (10) are formed in the middle of the bottom plate (1), and fixing columns (4) are symmetrically arranged at four corners of the upper surface of the bottom plate (1);
adjusting assembly (5): the symmetrical threads are connected to the front end and the rear end of a horizontal plate body of the L-shaped supporting plate (3), and the lower ends of the adjusting components (5) are rotatably connected with rollers (6) through bearings;
locking assembly (7): the locking assemblies (7) are symmetrically arranged at four corners of the upper surface of the bottom plate (1) and are respectively in sliding connection with the adjacent fixing columns (4).
2. The device for preventing the hoisting equipment from falling off as claimed in claim 1, wherein: adjusting part (5) include adjusting screw (51), both ends around adjusting screw (51) symmetry threaded connection in the horizontal plate body of L type backup pad (3), the bottom of adjusting screw (51) all is connected with gyro wheel (6) through the bearing rotation.
3. The device for preventing the hoisting equipment from falling off as claimed in claim 2, wherein: the adjusting component (5) further comprises guide columns (53), the guide columns (53) are symmetrically arranged on the upper surface of the roller (6), and the guide columns (53) are respectively in sliding connection with the vertical corresponding L-shaped supporting plate (3) horizontal plate body.
4. The device for preventing the hoisting equipment from falling off as claimed in claim 2, wherein: the middle part of the adjusting screw rod (51) is in threaded connection with a locking nut (52), and the lower surface of the locking nut (52) is in contact with the upper surface of the adjacent L-shaped supporting plate (3) horizontal plate body.
5. The device for preventing the hoisting equipment from falling off as claimed in claim 1, wherein: locking subassembly (7) are including removing frame (71), oblique slider one (72), oblique slider two (73), traveller (74), arc (75), spring (76) and solid fixed ring (77), remove frame (71) sliding connection respectively in the extrados upper end of fixed column (4), the lower surface of removing frame (71) all the symmetry is provided with oblique slider one (72), gu fixed ring (77) fixed connection respectively in the extrados middle part of fixed column (4), the middle part symmetry sliding connection of solid fixed ring (77) has traveller (74), the end that stationary column (4) were kept away from in traveller (74) all is equipped with oblique slider two (73), oblique slider two (73) respectively with adjacent oblique slider one (72) sliding connection, the end that traveller (74) is close to fixed column (4) all is equipped with arc (75), arc (75) all set up with traveller (74) cooperation, spring (76) symmetry fixed connection in the upper surface four corners of bottom plate (1), the top of spring (76) respectively with vertical adjacent oblique slider one (72) fixed connection, the lower surface (77) that moves, the fixed ring (77) that corresponds two vertical adjacent mounting plates (8) respectively.
6. The device for preventing the hoisting equipment from falling off as claimed in claim 5, wherein: the inner arc surface of arc (75) all is equipped with evenly distributed's anti-skidding sand grip (751), the outer arc surface of fixed column (4) all is equipped with evenly distributed's annular antiskid groove (41), and annular antiskid groove (41) set up with anti-skidding sand grip (751) cooperation respectively.
7. The device for preventing the hoisting equipment from falling off as claimed in claim 1, wherein: the left end and the right end of the upper surface of the bottom plate (1) are symmetrically provided with railings (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221941762.8U CN218491312U (en) | 2022-07-26 | 2022-07-26 | Device for preventing hoisting equipment from falling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221941762.8U CN218491312U (en) | 2022-07-26 | 2022-07-26 | Device for preventing hoisting equipment from falling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218491312U true CN218491312U (en) | 2023-02-17 |
Family
ID=85184633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221941762.8U Expired - Fee Related CN218491312U (en) | 2022-07-26 | 2022-07-26 | Device for preventing hoisting equipment from falling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218491312U (en) |
-
2022
- 2022-07-26 CN CN202221941762.8U patent/CN218491312U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |