CN211733615U - Inner hole bottom lifting appliance - Google Patents
Inner hole bottom lifting appliance Download PDFInfo
- Publication number
- CN211733615U CN211733615U CN202020045887.7U CN202020045887U CN211733615U CN 211733615 U CN211733615 U CN 211733615U CN 202020045887 U CN202020045887 U CN 202020045887U CN 211733615 U CN211733615 U CN 211733615U
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- connecting rod
- vertical
- upper portion
- hoist
- articulated
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Abstract
The utility model relates to a hoist technical field especially relates to a hole bottom hoist, vertical jib upper portion is equipped with external screw thread and its bottom and rotates the fixed cover of installation, rotatory hand wheel is adorned on vertical jib, the adjusting collar is adorned admittedly to the bottom, the adjusting collar articulates the adjusting rod on the adjusting collar, the upper portion connecting rod one end of hoist and mount connecting rod is articulated with fixed cover, the other end is articulated with vertical davit, the adjusting rod other end is articulated with the upper portion connecting rod, the pin joint of adjusting rod and adjusting collar, the pin joint of upper portion connecting rod and fixed cover, the pin joint of lower part connecting rod and fixed cover is on same vertical straight connecting line, the pin joint of upper portion connecting rod and vertical davit and the pin joint line of vertical davit are vertical, L shape lifting claw. The device provided by the utility model simple structure can hoist the component of multiple different internal diameters in the certain limit, and the hoist and mount process is more steady and be convenient for deposit.
Description
Technical Field
The utility model relates to a hoist technical field especially relates to a hole bottom hoist.
Background
When hoisting equipment hoists the inner hole member, an inner hole sling is needed. The traditional inner hole lifting appliance is generally a component which can only lift one inner diameter, lifting appliances of different models need to be replaced when lifting components of different inner diameters, the cost is high, the lifting efficiency is low, and meanwhile, the lifting appliance is not stable enough during lifting. And when the lifting appliance is not used for placing, the lifting arm can not keep a vertical state all the time, so that the lifting appliance can not stand, and a plurality of lifting appliances are piled together to easily cause disorder.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a simple structure is provided, can hoist the component of multiple different internal diameters in the certain limit, the hole bottom hoist that the hoist and mount process is more steady and be convenient for deposit.
The utility model discloses a realize through following technical scheme:
the inner hole bottom lifting appliance comprises a vertical lifting rod, a lifting ring hinged to the top of the vertical lifting rod, a rotating hand wheel, a lifting connecting rod and a vertical lifting arm, wherein an external thread and a fixed sleeve are arranged on the upper portion of the vertical lifting rod in a hinged mode, an adjusting sleeve is fixedly arranged at the bottom of the rotating hand wheel sleeved on the external thread of the vertical lifting rod, three adjusting pull rods are uniformly hinged to the adjusting sleeve and comprise three upper connecting rods and three lower connecting rods, one end of each of the three upper connecting rods is hinged to the top of the fixed sleeve, the other end of each of the three upper connecting rods is hinged to the top of the corresponding vertical lifting arm, one end of each of the three lower connecting rods is hinged to the bottom of the fixed sleeve, the other end of each of the three adjusting pull rods is hinged to the middle of the corresponding vertical lifting arm, and the hinged joint of the corresponding, The hinged point of the lower connecting rod and the fixed sleeve is on the same vertical straight line, the hinged point of the upper connecting rod and the vertical suspension arm and the hinged point of the lower connecting rod and the vertical suspension arm are connected vertically, and the bottom of the vertical suspension arm is fixedly provided with an L-shaped suspension claw.
Furthermore, the upper connecting rod and the lower connecting rod are formed by combining two rods in parallel, the middle part of the upper connecting rod is bent upwards, and the middle part of the lower connecting rod is bent downwards.
Furthermore, the section of the vertical suspension arm is T-shaped, and two rods of the upper connecting rod and the lower connecting rod are respectively hinged with the vertical suspension arm from two sides of the T-shaped plate.
The beneficial effects of the utility model
The utility model discloses a hole bottom hoist protected, when rotatory hand wheel position is fixed, can be through the angle of adjusting three upper portion connecting rod and three lower part connecting rod slope, can adjust corresponding vertical davit and contract or open to the center, thereby transfer the component of adorning different internal diameters, can also move rotatory hand wheel through twisting simultaneously, can make rotatory hand wheel reciprocate along vertical jib, thereby can pass through adjusting the pull rod, upper portion connecting rod and lower part connecting rod drive corresponding vertical davit and contract or open to the center, further adjust the hoist and mount scope of hoist, with the component demand that adapts to hoist different internal diameters, need not frequent change hoist, the cost is saved, the hoisting efficiency is improved, and simple structure.
Meanwhile, the hoisting connecting rod comprises three upper connecting rods and three lower connecting rods, the hinge point of the corresponding adjusting pull rod and the adjusting sleeve, the hinge point of the upper connecting rod and the fixing sleeve and the hinge point of the corresponding lower connecting rod and the fixing sleeve are on the same vertical connecting line, and the hinge point of the upper connecting rod and the vertical suspension arm and the hinge point of the corresponding lower connecting rod and the vertical suspension arm are connected vertically, so that the vertical suspension arm always keeps a vertical state to cling to the inner wall of the component in the hoisting process of the hoisting tool, and the hoisting process is relatively stable; and when depositing, the vertical davit is also in vertical state all the time, makes the hoist can stand vertically, can not take place the confusion, is convenient for deposit.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
in the figure, 1, a lifting ring, 2, a vertical lifting rod, 3, an adjusting pull rod, 4, an upper connecting rod, 5, a lower connecting rod, 6, a fixed sleeve, 7, an L-shaped lifting claw, 8, a vertical lifting arm, 9, an adjusting sleeve and 10, a rotating hand wheel are arranged.
Detailed Description
The utility model provides an inner hole bottom hoist, it includes vertical jib 2, hinge dress in rings 1, rotatory hand wheel 10, hoist and mount connecting rod and vertical davit 8 at vertical jib top, vertical jib upper portion is equipped with external screw thread and its bottom pivoted installs fixed cover 6, rotatory hand wheel suit is in the external screw thread department on vertical jib and rotatory hand wheel bottom fixed mounting has adjusting collar 9, and the even hinge of adjusting collar is equipped with three adjusting pull rod 3, hoist and mount connecting rod includes three upper portion connecting rod 4 and three lower part connecting rod 5, and the one end of three upper portion connecting rod is articulated with fixed cover top, and the other end is articulated with corresponding vertical davit top, and the one end of three lower part connecting rod is articulated bottom fixed cover, and the other end is articulated with corresponding vertical davit middle part, and the other end of three adjusting pull rod is articulated respectively with corresponding upper portion connecting rod middle part, and the pin, The hinge point of the upper connecting rod and the fixing sleeve and the hinge point of the lower connecting rod and the fixing sleeve are on the same vertical connecting line, the hinge point of the upper connecting rod and the vertical suspension arm and the hinge point of the lower connecting rod and the vertical suspension arm are connected vertically, and the bottom of the vertical suspension arm is fixedly provided with an L-shaped suspension claw 7.
Furthermore, the upper connecting rod and the lower connecting rod are formed by combining two rods in parallel, the middle of the upper connecting rod is bent upwards, and the middle of the lower connecting rod is bent downwards, so that the lifting is more convenient.
Furthermore, the section of the vertical suspension arm is T-shaped, and the two rods of the upper connecting rod and the lower connecting rod are respectively hinged with the vertical suspension arm from two sides of the T-shaped plate, so that the lifting appliance is convenient to fold when being stored.
When the member with the inner hole is hoisted, the member is placed on the ground or a platform, the bottom of the member is slightly cushioned, then the hanger penetrates through the inner hole of the member from top to bottom, the L-shaped lifting claw extends out of the bottom of the member and supports the member, and then the hoisting equipment is connected with the lifting hook to hoist. When the rotary hand wheel is fixed in position, the inclination angles of the three upper connecting rods and the three lower connecting rods can be adjusted, the corresponding vertical suspension arm can be adjusted to be contracted or opened towards the center, so that components with different inner diameters can be adjusted, meanwhile, the rotary hand wheel can be screwed, the rotary hand wheel can be enabled to move up and down along the vertical suspension rod, so that the corresponding vertical suspension arm can be driven to be contracted or opened towards the center through the adjusting pull rod, the upper connecting rod and the lower connecting rod, the hoisting range of the hoisting tool is further adjusted, the requirements of hoisting components with different inner diameters are met, the hoisting tool does not need to be frequently replaced, the cost is saved, the hoisting efficiency is improved, and.
Meanwhile, the hoisting connecting rod comprises three upper connecting rods and three lower connecting rods, the hinge point of the corresponding adjusting pull rod and the adjusting sleeve, the hinge point of the upper connecting rod and the fixing sleeve and the hinge point of the corresponding lower connecting rod and the fixing sleeve are on the same vertical connecting line, and the hinge point of the upper connecting rod and the vertical suspension arm and the hinge point of the corresponding lower connecting rod and the vertical suspension arm are connected vertically, so that the vertical suspension arm always keeps a vertical state to cling to the inner wall of the component in the hoisting process of the hoisting tool, and the hoisting process is relatively stable; and when depositing, the vertical davit is also in vertical state all the time, makes the hoist can stand vertically, can not take place the confusion, is convenient for deposit.
In conclusion, the inner hole bottom lifting appliance protected by the application is simple in structure, capable of lifting components with various different inner diameters in a certain range, stable in lifting process and convenient to store.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides an inner hole bottom lifting appliance, its characterized in that, includes vertical jib, hinge dress in rings, rotatory hand wheel, hoist and mount connecting rod and the vertical davit at vertical jib top, vertical jib upper portion is equipped with external screw thread and its bottom pivoted installs fixed cover, rotatory hand wheel suit is in external screw thread department and rotatory hand wheel bottom fixed mounting on the vertical jib have the adjusting collar, and the even hinge of adjusting collar is equipped with three regulation pull rod, hoist and mount connecting rod includes three upper portion connecting rod and three lower part connecting rod, and the one end of three upper portion connecting rod is articulated with fixed cover top, and the other end is articulated with corresponding vertical davit top, and the one end of three lower part connecting rod is articulated with fixed cover bottom, and the other end is articulated with corresponding vertical davit middle part, and the other end of three regulation pull rod is articulated respectively with corresponding upper portion connecting rod middle, The hinge point of the upper connecting rod and the fixing sleeve and the hinge point of the lower connecting rod and the fixing sleeve are on the same vertical connecting line, the hinge point of the upper connecting rod and the vertical suspension arm and the hinge point of the lower connecting rod and the vertical suspension arm are connected vertically, and the bottom of the vertical suspension arm is fixedly provided with an L-shaped suspension claw.
2. The inner hole bottom lifting appliance according to claim 1, wherein the upper connecting rod and the lower connecting rod are formed by combining two rods in parallel, the middle part of the upper connecting rod is bent upwards, and the middle part of the lower connecting rod is bent downwards.
3. The inner hole bottom spreader of claim 2, wherein the vertical boom has a T-shaped cross-section, and the two rods of the upper and lower links are hinged to the vertical boom from two sides of the T-shaped plate, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020045887.7U CN211733615U (en) | 2020-01-10 | 2020-01-10 | Inner hole bottom lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020045887.7U CN211733615U (en) | 2020-01-10 | 2020-01-10 | Inner hole bottom lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211733615U true CN211733615U (en) | 2020-10-23 |
Family
ID=72882527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020045887.7U Active CN211733615U (en) | 2020-01-10 | 2020-01-10 | Inner hole bottom lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211733615U (en) |
-
2020
- 2020-01-10 CN CN202020045887.7U patent/CN211733615U/en active Active
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