CN112623971A

CN112623971A - Safe and reliable type hoist

Info

Publication number: CN112623971A
Application number: CN202011297422.1A
Authority: CN
Inventors: 潘鹏飞; 赵洁珺; 丁乐; 朱涛; 裴亚峰
Original assignee: Zhejiang Haichao Lifting Machinery Co ltd
Current assignee: Zhejiang Haichao Lifting Machinery Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-04-09

Abstract

The invention discloses a safe and reliable crane, which relates to the technical field of cranes, and particularly relates to a column body and a second rotating shaft. This safe and reliable type hoist for communication is provided with the telescopic link, the extension is rotated to the fixed telescopic link accessible screw thread of shell outer wall, thereby make its terminal mounting tighten up fixedly to the fly jib, thereby make the telescopic link, form stable triangular structure between fly jib and the spliced pole, the bearing performance of fly jib and main arm has been promoted greatly, difficult emergence rupture deformation when guaranteeing its handling heavy weight goods, the security of hoist has been improved, the mounting can carry out the regulation of each angle and direction, so that it is fixed with the fly jib of laminating more, the shell has been guaranteed with the second pivot that the telescopic link can be along with first pivot is rotated smoothly, mutual noninterference each other, the structure is more reasonable reliable.

Description

Safe and reliable type hoist

Technical Field

The invention relates to the technical field of cranes, in particular to a safe and reliable crane.

Background

The crane is a multi-action crane for vertically lifting and horizontally conveying heavy objects within a certain range, a small-sized domestic crane is required to be used for lifting and conveying building materials in the existing protection construction decoration, and the safety requirement of the crane is high, so that the crane is particularly important.

At present, in the use process of small cranes in the market, since users are mostly non-professional personnel, the requirements on the stability and the safety of the crane are high, if the structural strength is not high, safety accidents easily occur, and a safe and reliable crane is provided according to the situations.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a safe and reliable crane, which solves the problems that the requirements on the stability and the safety of the crane are high and safety accidents are easy to occur if the structural strength is not high because the majority of users of the conventional small crane in the market are non-professional persons in the use process in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a safe and reliable crane comprises a column body and a second rotating shaft, wherein a mounting flange is fixed on the outer wall of the column body, a first rotating shaft is arranged at the upper end of the column body, a connecting column is arranged at the upper end of the first rotating shaft, a main arm is connected to the upper end of the connecting column, an auxiliary arm is arranged below the main arm on the outer wall of the connecting column, a hanging ring is fixed at the tail end of the auxiliary arm, the second rotating shaft is arranged on the outer wall of the column body above the mounting flange, a shell is arranged on the outer wall of the second rotating shaft, a telescopic rod is arranged below the auxiliary arm on the outer wall of the shell, a third rotating shaft is arranged at the outer wall of the tail end of the telescopic rod, a connecting shaft is arranged at the tail end of the telescopic rod, a fixing piece is arranged on the outer surface of the connecting shaft, a, and the upper surface of bearing seat settles and has the motor, the end-to-end connection of motor has the rolling wheel, and the surface of rolling wheel is connected with the steel wire, the end-to-end connection of steel wire has the couple, the cylinder outer wall is fixed with the bracing piece, and the lower extreme of cylinder is fixed with the bottom plate, settle in the lower surface middle part of bottom plate has the slider, settle the outside of slider has moving mechanism.

Optionally, the connecting column forms a rotating structure with the column body through the first rotating shaft, a vertical center line of the connecting column coincides with a vertical center line of the column body, and a welding integrated structure is formed among the connecting column, the main arm and the auxiliary arm.

Optionally, the main arm and the auxiliary arm are both in an inclined structure, and the auxiliary arm is fixedly connected with the lifting ring.

Optionally, the fixing member passes through to constitute adjustable structure between telescopic link and the shell, and the fixing member passes through to constitute the movable structure between connecting axle and the telescopic link, and the shell passes through to constitute the movable structure between second pivot and the cylinder moreover.

Optionally, the reinforcing column, the bearing seat and the connecting column are welded together, a main arm penetrates through the upper surface of the bearing seat, and the bearing seat and the connecting column are distributed in parallel.

Optionally, the vertical central line of the bottom plate coincides with the vertical central line of the slider, and the slider is movably connected with the moving mechanism.

Optionally, the moving mechanism comprises a base, an installation piece, first balls, a sliding groove, second balls, a weight box and a handle, the installation piece is fixed on the outer wall of the base, the first balls are arranged on the upper surface of the base, the sliding groove is formed in the base, the second balls are arranged on the bottom surface of the inner wall of the sliding groove, the weight box is arranged inside the left side and the right side of the base, a front plate is fixed on the outer wall of the weight box, and the handle is fixed in the middle of the outer wall of the front plate.

Optionally, the upper surface of the base and the bottom surface of the inner wall of the sliding groove are respectively and uniformly provided with a first ball and a second ball, and the size of the inner opening of the sliding groove is matched with that of the outer opening of the sliding block.

Optionally, be swing joint between weight box and the base, and the laminating department lower extreme extension length of weight box and front bezel is greater than upper end extension length.

The invention provides a safe and reliable crane, which has the following beneficial effects:

1. this safe and reliable type hoist is provided with the telescopic link, the extension is rotated to the fixed telescopic link accessible screw thread of shell outer wall, thereby make its terminal mounting tighten up fixedly to the fly jib, thereby make the telescopic link, form stable triangular structure between fly jib and the spliced pole, the bearing performance of fly jib and main arm has been promoted greatly, it is difficult for taking place the rupture deformation when guaranteeing its handling heavy goods, the security of hoist has been improved, the mounting can carry out the regulation of each angle and direction, so that it is more laminated and the fly jib is fixed, the shell has been guaranteed with the second pivot that the telescopic link can be rotated along with first pivot smoothly, mutual noninterference each other, the structure is more reasonable reliable.

2. The safe and reliable crane is provided with the reinforcing column, the reinforcing column is in welded connection with the bearing seat and the connecting column, and a stable triangular structure is formed among the reinforcing column, the column body and the bearing seat, so that the bearing performance and stability of the bearing seat are ensured, and the reinforcing column, the column body and the main arm also form a triangular structure, so that the bearing performance of the main arm is further improved.

3. This safe and reliable type hoist is provided with the spout, and the bottom plate of being connected with the base can be guaranteed to slide along the spout through the slider by first ball and the second ball that base upper surface and spout inner wall bottom surface set up respectively to further transport the processing to the goods of handling on the couple, in order to improve the flexibility ratio and the efficiency of construction, alleviateed constructor's intensity of labour to a certain extent.

4. This safe and reliable type hoist is provided with the weight box, and weight box accessible handle in the base is taken out to put into the balancing weight to inside, and front bezel lower extreme extension can make weight box and ground form the supporting effect, and the weight box after the extension has improved the lifting surface area of base, and the cooperation installation piece is connected fixedly with ground and has further improved the stability of base, guarantees the operation security of hoist.

5. This safe and reliable type hoist has guaranteed the structural strength and the bearing performance of hoist first half through setting up of telescopic link, reinforced column, bracing piece, and the overall stability of hoist latter half has been guaranteed in setting up of base, installation piece and weight box to provide reliable support for first hoisting mechanism, and the accessible base carries out the removal of hoist, has improved holistic flexibility ratio, and efficiency obtains improving greatly.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a portion of the weight box of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a cylinder; 2. installing a flange; 3. a first rotating shaft; 4. connecting columns; 5. a main arm; 6. an auxiliary arm; 7. a hoisting ring; 8. a second rotating shaft; 9. a housing; 10. a telescopic rod; 11. a third rotating shaft; 12. a connecting shaft; 13. a fixing member; 14. a reinforcement column; 15. a bearing seat; 16. a motor; 17. a winding wheel; 18. a steel wire; 19. hooking; 20. a support bar; 21. a base plate; 22. a slider; 23. a moving mechanism; 2301. a base; 2302. mounting a sheet; 2303. a first ball bearing; 2304. a chute; 2305. a second ball bearing; 2306. a weight box; 2307. a front plate; 2308. a handle.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides a technical solution: a safe and reliable crane comprises a mounting flange 2 fixed on the outer wall of a cylinder 1, a first rotating shaft 3 arranged at the upper end of the cylinder 1, a connecting column 4 arranged at the upper end of the first rotating shaft 3, a main arm 5 connected with the upper end of the connecting column 4, an auxiliary arm 6 arranged below the main arm 5 on the outer wall of the connecting column 4, a hanging ring 7 fixed at the tail end of the auxiliary arm 6, a rotating structure formed by the connecting column 4 and the cylinder 1 through the first rotating shaft 3, a vertical central line of the connecting column 4 and a vertical central line of the cylinder 1 are overlapped, a welding integrated structure formed by the connecting column 4, the main arm 5 and the auxiliary arm 6 are both in an inclined structure, the auxiliary arm 6 and the hanging ring 7 are fixedly connected, the main arm 5 and the auxiliary arm 6 can provide length extension and support functions for the crane to hoist, the hanging ring 7 fixed at the tail end of the auxiliary arm 6 is favorable for the crane to carry out double-, the first rotating shaft 3 can ensure that the lifted goods can rotate by three hundred and sixty degrees so as to meet more requirements and higher lifting weight, the goods can be more conveniently transported, and the column body 1 can be subsequently disassembled and assembled through the arranged mounting flange 2, so that the crane is divided into an upper part and a lower part to be transported and stored, the disassembling and assembling process is simple and convenient, and the transporting efficiency of the crane is greatly improved;

the second rotating shaft 8 is arranged on the outer wall of the column body 1 above the mounting flange 2, the outer wall of the second rotating shaft 8 is provided with a shell 9, the outer wall of the shell 9 is positioned below the auxiliary arm 6 and is provided with a telescopic rod 10, the outer wall of the tail end of the telescopic rod 10 is provided with a third rotating shaft 11, the tail end of the telescopic rod 10 is provided with a connecting shaft 12, the outer surface of the connecting shaft 12 is provided with a fixing piece 13, the fixing piece 13 forms an adjustable structure through the telescopic rod 10 and the shell 9, the fixing piece 13 forms a movable structure through the connecting shaft 12 and the telescopic rod 10, the shell 9 forms a movable structure through the second rotating shaft 8 and the column body 1, the telescopic rod 10 fixed on the outer wall of the shell 9 can rotate and extend through threads, so that the fixing piece 13 at the tail end of the telescopic rod can tighten and fix the, the bearing performance of the auxiliary arm 6 and the main arm 5 is greatly improved, the auxiliary arm and the main arm are guaranteed not to be easily broken and deformed when large-weight goods are hoisted, the safety of the crane is improved, the fixing piece 13 can be adjusted in various angles and directions through the third rotating shaft 11 and the connecting shaft 12, so that the fixing piece is more attached to the auxiliary arm 6 to be fixed, the telescopic rod 10 can smoothly rotate through the shell 9 and the second rotating shaft 8 in the rotating and transferring process of the goods through the first rotating shaft 3, mutual interference is avoided, and the structure is more reasonable and reliable;

the outer wall of the telescopic rod 10 which is symmetrical about the axis of the column body 1 is provided with a reinforcing column 14, the outer wall of the connecting column 4 is positioned above the reinforcing column 14 and is provided with a bearing seat 15, the upper surface of the bearing seat 15 is provided with a motor 16, the tail end of the motor 16 is connected with a winding wheel 17, the outer surface of the winding wheel 17 is connected with a steel wire 18, the tail end of the steel wire 18 is connected with a hook 19, the outer wall of the column body 1 is fixed with a support rod 20, the lower end of the column body 1 is fixed with a bottom plate 21, the middle part of the lower surface of the bottom plate 21 is provided with a slide block 22, the reinforcing column 14, the bearing seat 15 and the connecting column 4 are of a welding integrated structure, the upper surface of the bearing seat 15 penetrates through a main arm 5, the bearing seat 15 and the connecting column 4 are distributed in parallel, the vertical central line of the bottom plate 21 is coincident with the, the reinforcing column 14, the column body 1 and the bearing seat 15 form a stable triangular structure, so that the bearing performance and the stability of the bearing seat 15 are ensured, the reinforcing column 14, the column body 1 and the main arm 5 also form a triangular structure, so that the bearing performance of the main arm 5 is further improved, the structural strength between the column body 1 and the bottom plate 21 can be ensured by the four support rods 20, and the column body 1 can move on the moving mechanism 23 through the slide block 22 on the lower surface of the bottom plate 21, so that the lifted goods are further transported;

a moving mechanism 23 is arranged outside the sliding block 22, the moving mechanism 23 comprises a base 2301, a mounting piece 2302, first balls 2303, a chute 2304, second balls 2305, a weight box 2306 and a handle 2308, the mounting piece 2302 is fixed on the outer wall of the base 2301, the first balls 2303 are arranged on the upper surface of the base 2301, the chute 2304 is arranged inside the base 2301, the second balls 2305 are arranged on the bottom surface of the inner wall of the chute 2304, the weight box 2306 is arranged inside the left side and the right side of the base 2301, a front plate 2307 is fixed on the outer wall of the weight box 2306, the handle 2308 is fixed on the middle portion of the outer wall of the front plate 2307, the first balls 2303 and the second balls 2305 are uniformly arranged on the upper surface of the base 2301 and the bottom surface of the inner wall of the chute 2304 respectively, the size of the inner opening of the chute 2304 is matched with the size of the outer opening of the sliding block 22, the box 2306 is movably connected with the base 2301, and, the bottom plate 21 that is connected with base 2301 can be guaranteed to slide along spout 2304 through slider 22 by the first ball 2303 and the second ball 2305 that base 2301 upper surface and spout 2304 inner wall bottom surface set up respectively, thereby further transport processing is advanced to the goods of handling on couple 19, with the flexibility ratio and the efficiency of improvement construction, constructor's intensity of labour has been alleviateed to a certain extent, and weight box 2306 in the base 2301 can be taken out through handle 2308, and put into the balancing weight to inside, and front bezel 2307 lower extreme extension can make weight box 2306 and ground form the supporting effect, weight box 2306 after the extension has improved the lifting surface area of base 2301, cooperation installation piece 2302 is connected with ground and is fixed further improved the stability of base 2301, guarantee the operation security of hoist.

In conclusion, when the safe and reliable crane for communication is used, firstly, the crane is fixedly connected to a required construction site through the installation sheet 2302 on the outer wall of the base 2301, the weight box 2306 is drawn out through the handle 2308, then the weight block is placed into the inner part, the extension part at the lower end of the front plate 2307 can enable the weight box 2306 and the ground to form a supporting effect, the stress area of the base 2301 is increased through the extended weight box 2306, the stability of the base 2301 is further improved by connecting and fixing the installation sheet 2302 and the ground in a matching manner, the operation safety of the crane is ensured, then, objects on the hoisting ring 7 can be hoisted by driving the winding wheel 17 through the motor 16, the main arm 5 and the auxiliary arm 6 can provide length extension and supporting effects for hoisting of the crane, the hoisting ring 7 fixed at the tail end of the auxiliary arm 6 is beneficial to double-rope hoisting, so as to meet more requirements and higher, the first rotating shaft 3 can ensure that the lifted goods can rotate by three hundred sixty degrees, so that the goods can be more conveniently transported, the column body 1 can be disassembled and assembled subsequently through the arranged mounting flange 2, the crane is divided into an upper part and a lower part for carrying and containing, the disassembling and assembling process is simple and convenient, the transporting efficiency of the crane is greatly improved, the telescopic rod 10 fixed on the outer wall of the shell 9 can rotate and extend through threads, so that the fixing piece 13 at the tail end of the telescopic rod can tighten and fix the auxiliary arm 6, a stable triangular structure is formed among the telescopic rod 10, the auxiliary arm 6 and the connecting column 4, the bearing performance of the auxiliary arm 6 and the main arm 5 is greatly improved, the broken deformation is not easy to occur when the heavy goods are lifted, the safety of the crane is improved, the fixing piece 13 can adjust in various angles and directions through the third rotating shaft 11 and the connecting shaft 12, so that the fixing piece is more attached to the auxiliary arm 6, and in the process of transporting goods by rotating the first rotating shaft 3, the telescopic rod 10 can smoothly rotate through the shell 9 and the second rotating shaft 8 without mutual interference, the structure is more reasonable and reliable, the reinforcing column 14 is in welded connection with the bearing seat 15 and the connecting column 4, the reinforcing column 14, the column body 1 and the bearing seat 15 form a stable triangular structure, so that the bearing performance and stability of the bearing seat 15 are ensured, the reinforcing column 14, the column body 1 and the main arm 5 also form a triangular structure, so that the bearing performance of the main arm 5 is further improved, the structural strength between the column body 1 and the bottom plate 21 can be ensured by the four support rods 20, the first ball 2303 and the second ball 2305 which are respectively arranged on the upper surface of the base 2301 and the bottom surface of the inner wall of the chute 2304 can ensure that the bottom plate 21 connected with the base 2301 can slide along the chute 2304 through the slider 22, so as to further transport and process the goods lifted and lifted on the hook 19, the construction flexibility and efficiency are improved, and the labor intensity of constructors is reduced to a certain extent.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a safe and reliable type hoist, includes cylinder (1) and second pivot (8), its characterized in that: the mounting flange (2) is fixed on the outer wall of the column body (1), a first rotating shaft (3) is arranged at the upper end of the column body (1), a connecting column (4) is arranged at the upper end of the first rotating shaft (3), a main arm (5) is connected with the upper end of the connecting column (4), an auxiliary arm (6) is arranged below the main arm (5) on the outer wall of the connecting column (4), a hanging ring (7) is fixed at the tail end of the auxiliary arm (6), a second rotating shaft (8) is arranged on the outer wall of the column body (1) above the mounting flange (2), a shell (9) is arranged on the outer wall of the second rotating shaft (8), a telescopic rod (10) is arranged below the auxiliary arm (6) on the outer wall of the shell (9), a third rotating shaft (11) is arranged on the outer wall of the tail end of the telescopic rod (10), a connecting shaft (12) is arranged at the tail end of the, the telescopic rod (10) is provided with a reinforcing column (14) on one side of the outer wall of the axial line symmetry of the column body (1), a bearing seat (15) is arranged above the reinforcing column (14) on the outer wall of the connecting column (4), a motor (16) is arranged on the upper surface of the bearing seat (15), a winding wheel (17) is connected to the tail end of the motor (16), a steel wire (18) is connected to the outer surface of the winding wheel (17), a hook (19) is connected to the tail end of the steel wire (18), a supporting rod (20) is fixed to the outer wall of the column body (1), a bottom plate (21) is fixed to the lower end of the column body (1), a sliding block (22) is arranged in the middle of the lower surface of the bottom plate (21), and a moving mechanism.

2. A crane of the type as claimed in claim 1, wherein: the connecting column (4) forms a rotating structure with the column body (1) through the first rotating shaft (3), the vertical center line of the connecting column (4) coincides with the vertical center line of the column body (1), and a welding integrated structure is formed among the connecting column (4), the main arm (5) and the auxiliary arm (6).

3. A crane of the type as claimed in claim 1, wherein: the main arm (5) and the auxiliary arm (6) are both of inclined structures, and the auxiliary arm (6) is fixedly connected with the lifting ring (7).

4. A crane of the type as claimed in claim 1, wherein: the fixing piece (13) forms an adjustable structure through the telescopic rod (10) and the shell (9), the fixing piece (13) forms a movable structure through the connecting shaft (12) and the telescopic rod (10), and the shell (9) forms a movable structure through the second rotating shaft (8) and the column body (1).

5. A crane of the type as claimed in claim 1, wherein: the reinforcing column (14), the bearing seat (15) and the connecting column (4) are of a welding integrated structure, the upper surface of the bearing seat (15) penetrates through the main arm (5), and the bearing seat (15) and the connecting column (4) are distributed in parallel.

6. A crane of the type as claimed in claim 1, wherein: the vertical central line of the bottom plate (21) is superposed with the vertical central line of the sliding block (22), and the sliding block (22) is movably connected with the moving mechanism (23).

7. A crane of the type as claimed in claim 1, wherein: moving mechanism (23) include base (2301), installation piece (2302), first ball (2303), spout (2304), second ball (2305), weight box (2306) and handle (2308), and the outer wall of base (2301) is fixed with installation piece (2302), base (2301) upper surface is settled there are first ball (2303), and base (2301) inside has seted up spout (2304), spout (2304) inner wall bottom surface is provided with second ball (2305), base (2301) left and right sides inside is provided with weight box (2306), and weight box (2306) outer wall is fixed with front bezel (2307), front bezel (2307) outer wall middle part is fixed with handle (2308).

8. A safety and reliability type crane as claimed in claim 7, wherein: the upper surface of the base (2301) and the bottom surface of the inner wall of the chute (2304) are respectively and uniformly provided with a first ball (2303) and a second ball (2305), and the size of the inner opening of the chute (2304) is matched with that of the outer opening of the sliding block (22).

9. A safety and reliability type crane as claimed in claim 7, wherein: the weight box (2306) is movably connected with the base (2301), and the extension length of the lower end of the joint of the weight box (2306) and the front plate (2307) is greater than that of the upper end.