Universal hoisting tool for heavy tires
By designing a universal lifting tool for heavy-duty tires including a lower rigid frame, an upper rigid frame and flexible connection components, the problem of difficulty in lifting and installing heavy-duty tires without a tire holder or forklift is solved, and the function of efficient operation of single-person and adapting to tires of different specifications is achieved.
Patent Information
- Application Number
- CN202420719085.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-04-09
AI Technical Summary
In the prior art, without a tire holder or forklift, it is difficult to efficiently lift and install heavy tires, and requires two people to operate, which is inefficient.
A universal lifting tool for heavy-duty tires is designed, including a lower rigid frame, an upper rigid frame and a flexible connecting component. Through the design of these components, the functions of single-person operation and adaptation of tires of different specifications are realized.
With no tire holder or forklift, the single person can efficiently lift and install heavy tires, improve operating efficiency, and reduce costs and weight through the overall structure design.
Smart Images
Figure CN222593196U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a general hoisting tool for heavy tires, belonging to the technical field of tire hoisting. Background Art
[0002] The tires of construction machinery are generally heavy-duty tires, and a tire holding machine must be operated during transportation and installation. During installation, at least one person is required to operate the tire holding machine and one person to tighten the rim nut, which is inefficient. Summary of the invention
[0003] In view of the deficiencies in the prior art, the utility model provides a universal lifting tool for heavy tires, which can be operated by one person, has a simple structure, is safe and reliable, and solves the problem of transporting and installing heavy tires without a tire holding machine.
[0004] The utility model is implemented according to the following technical solutions:
[0005] A general lifting tool for heavy tires, comprising:
[0006] The lower rigid frame is mounted under the vertically placed tire and is used to support the tire;
[0007] An upper rigid frame is sleeved on the upper part of the tire to prevent the tire from swinging, and a hoisting component is provided on the upper rigid frame;
[0008] The flexible connection assembly is used to connect the lower rigid frame and the upper rigid frame, and the length of the flexible connection assembly is changed to adapt to tires of different specifications.
[0009] In some embodiments, the upper rigid frame is a rectangular structure as a whole, and is composed of two upper cross bars, two upper longitudinal bars, and welding seats for fixing the upper cross bars and the upper longitudinal bars.
[0010] In some embodiments, the two upper cross bars are arranged in parallel to form the two long sides of the upper rigid frame, the two upper longitudinal bars are arranged in parallel to form the two wide sides of the upper rigid frame, and the upper cross bars and the upper longitudinal bars are fixedly connected at vertical angles through a welding seat.
[0011] In some embodiments, the welding seat is a square block; two adjacent sides of the square block each have a circular groove, one of the circular grooves is used for the end of the upper horizontal bar to pass through, and the two are welded together, and the other circular groove is used for the end of the upper longitudinal bar to pass through, and the two are welded together; a lifting component is fixed to the top surface of the square block.
[0012] In some embodiments, the lifting component is a flat-plate lifting ear; the top surface of the square block is provided with a long groove, and the bottom of the lifting ear is inserted into the long groove and then welded together.
[0013] In some embodiments, the width center lines of the elongated grooves on the four square blocks are extended and intersected with each other, and the intersection point is located at the center of the upper rigid frame.
[0014] In some embodiments, the lower rigid frame is an overall rectangular structure, and is composed of two lower cross bars, two lower longitudinal bars, and ear plates for fixing the lower cross bars and the lower longitudinal bars.
[0015] In some embodiments, the two lower cross bars are arranged in parallel to form the two long sides of the lower rigid frame, the two lower longitudinal bars are arranged in parallel to form the two wide sides of the lower rigid frame, and the vertical angles between the lower cross bars and the lower longitudinal bars are fixedly connected by an ear plate.
[0016] In some embodiments, the ear plate has a circular groove on the side facing the lower cross bar, for the end of the lower cross bar to pass through and then weld the two together; the ear plate has a circular through hole on the side facing the lower longitudinal bar, and the end of the lower longitudinal bar continues to extend outward a predetermined distance after passing through the circular through hole, and a limiting component is provided on the portion of the lower longitudinal bar extending from the circular through hole to prevent the ear plate from sliding outward.
[0017] In some embodiments, a radial through hole is formed at the portion where the lower longitudinal rod extends from the circular through hole; the limiting component is a bolt and nut assembly, and the bolt is fixed by a nut after passing through the radial through hole; or, the limiting component is a pin shaft and cotter pin assembly, and the pin shaft is fixed by a cotter pin after passing through the radial through hole.
[0018] In some embodiments, the flexible connection assembly includes:
[0019] The hanging ears are respectively welded to the upper and lower rigid frames located on both sides of the tire;
[0020] The upper end of the chain is connected to the hanging ear on the upper rigid frame through a shackle, and the lower end is connected to the hanging ear on the lower rigid frame through a shackle. The chain length can be changed to adapt to tires of different specifications.
[0021] In some embodiments, a hanging ear is provided in the middle of the upper and lower rigid frames on both sides of the tire, and a chain is connected between the upper and lower hanging ears on the same side;
[0022] Alternatively, two symmetrically arranged hanging ears are respectively provided on the upper and lower rigid frames on both sides of the tire, a pair of hanging ears on the upper and lower rigid frames on the same side are on the same vertical line, and two chains on the same side are connected to the four hanging ears in an X-shaped or II-shaped manner.
[0023] Beneficial effects of the utility model:
[0024] 1. It solves the dilemma that heavy tires cannot be lifted by tire-free machines or forklifts.
[0025] 2. The overall structure adopts hollow steel pipe, which not only ensures the lightweight of the tooling, but also reduces the cost.
[0026] 3. The lower rigid frame, upper rigid frame and flexible connection components completely limit the freedom of the tire, ensuring the risk of the tire slipping during lifting. BRIEF DESCRIPTION OF THE DRAWINGS
[0027] The accompanying drawings are part of the present invention and are used to provide a further understanding of the present invention. The schematic embodiments of the present invention and their descriptions are used to explain the present invention, but do not constitute an improper limitation on the present invention. Obviously, the accompanying drawings described below are only some embodiments. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without creative work.
[0028] In the attached picture:
[0029] Figure 1 This is a schematic diagram of a general lifting tool structure for heavy tires of the utility model;
[0030] Figure 2 This is a schematic diagram of the application of a general lifting tool for heavy tires of the utility model;
[0031] Figure 3 This is a schematic diagram of the welding seat and lifting lug structure of the utility model;
[0032] Figure 4 This is a three-dimensional model diagram of a general lifting tool for heavy tires of the utility model.
[0033] Figure identification: 1-welding seat, 2-upper cross bar, 3-upper longitudinal bar, 4-lifting ear, 5-hanging ear, 6-flexible connection assembly, 7-lower cross bar, 8-ear plate, 9-lower longitudinal bar, 10-bolt and nut assembly.
[0034] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION
[0035] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. The following embodiments are used to illustrate the utility model but are not used to limit the scope of the utility model.
[0036] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.
[0037] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0038] like Figure 1 , Figure 2 , Figure 4 As shown, a universal lifting tool for heavy tires includes a lower rigid frame, an upper rigid frame, and a flexible connection assembly 6; the lower rigid frame is mounted on the lower part of the vertically placed tire to lift the tire; the upper rigid frame is mounted on the upper part of the tire to prevent the tire from swinging, and a lifting component is provided on the upper rigid frame; the flexible connection assembly 6 is used to connect the lower rigid frame and the upper rigid frame, and to adapt to tires of different specifications by changing the length of the flexible connection assembly 6; the utility model solves the dilemma that heavy tires cannot be lifted by a tire-free machine or forklift; the lower rigid frame, the upper rigid frame, and the flexible connection assembly completely limit the freedom of the tire, ensuring the risk of the tire slipping during lifting; the overall structure adopts hollow steel pipes, which not only ensures the lightweight of the tooling, but also reduces the cost.
[0039] The upper rigid frame mentioned above is further described below.
[0040] Continue to refer to Figure 1 As shown, the upper rigid frame is a rectangular structure as a whole, and is composed of two upper cross bars 2, two upper longitudinal bars 3, and a welding seat 1 for fixing the upper cross bars 2 and the upper longitudinal bars 3.
[0041] For further solutions, please refer to Figure 1 As shown, two upper cross bars 2 are arranged in parallel to form the two long sides of the upper rigid frame, and two upper longitudinal bars 3 are arranged in parallel to form the two wide sides of the upper rigid frame. The vertical angles of the upper cross bars 2 and the upper longitudinal bars 3 are fixedly connected by a welding seat 1.
[0042] For further solutions, please refer to Figure 1 , Figure 3 As shown, the welding seat 1 is a square block; two adjacent side surfaces of the square block each have a circular groove, one of which is used for the end of the upper cross bar 2 to penetrate therein, and the two are welded together, and the other circular groove is used for the end of the upper longitudinal bar 3 to penetrate therein, and the two are welded together; a lifting component is fixed to the top surface of the square block.
[0043] For further solutions, please refer to Figure 1 , Figure 3 As shown, the lifting component is a flat-plate lifting ear 4; the top surface of the square block is provided with a long groove, and the bottom of the lifting ear 4 is inserted into the long groove and then welded together.
[0044] For further solutions, please refer to Figure 1 , Figure 3 As shown, the width center lines of the long grooves on the four square blocks are extended and crossed together, and the intersection point is located at the center of the upper rigid frame, which ensures stability when lifting large cargoes.
[0045] It should be noted that the welding part of the welding seat 1 adopts countersunk welded steel pipe to ensure the overall strength of the tooling. The upper cross bar 2 and the upper longitudinal bar 3 are both hollow steel pipes, which realizes the lightweight design of the tooling while ensuring the strength requirement.
[0046] The above-mentioned lower rigid frame is further described below.
[0047] Continue to refer to Figure 1 As shown, the lower rigid frame is a rectangular structure as a whole, and is composed of two lower cross bars 7, two lower longitudinal bars 9, and ear plates 8 for fixing the lower cross bars 7 and the lower longitudinal bars 9.
[0048] For further solutions, please refer to Figure 1 As shown, two lower cross bars 7 are arranged in parallel to form two long sides of the lower rigid frame, and two lower longitudinal bars 9 are arranged in parallel to form two wide sides of the lower rigid frame. The vertical angles of the lower cross bars 7 and the lower longitudinal bars 9 are fixedly connected by an ear plate 8.
[0049] For further solutions, please refer to Figure 1 As shown, the ear plate 8 has a circular groove on the side facing the lower cross bar 7, for the end of the lower cross bar 7 to penetrate into it and then the two are welded together; the ear plate 8 has a circular through hole on the side facing the lower longitudinal bar 9, and the end of the lower longitudinal bar 9 continues to extend outward for a predetermined distance after penetrating the circular through hole, and a limiting component is provided on the portion of the lower longitudinal bar 9 extending from the circular through hole to prevent the ear plate 8 from sliding outward.
[0050] For further solutions, please refer to Figure 1As shown, a radial through hole is formed at the portion where the lower longitudinal rod 9 extends from the circular through hole; the limiting component is a bolt and nut assembly 10, and the bolt is fixed by the nut after passing through the radial through hole; or, the limiting component is a pin shaft and cotter pin assembly, and the pin shaft is fixed by the cotter pin after passing through the radial through hole.
[0051] It should be noted that the welding part of the ear plate 8 adopts countersunk welded steel pipe to ensure the overall strength of the tooling. The lower cross bar 7 and the lower longitudinal bar 9 are both hollow steel pipes, which realizes the lightweight design of the tooling while ensuring the strength requirement.
[0052] The above-mentioned flexible connection assembly is further described below.
[0053] Continue to refer to Figure 1 As shown, the flexible connection assembly 6 includes a lug and a chain; the lugs are respectively welded to the upper and lower rigid frames located on both sides of the tire; the upper end of the chain is connected to the lug on the upper rigid frame through a shackle, and the lower end of the chain is connected to the lug on the lower rigid frame through a shackle, and the chain length can be changed to adapt to tires of different specifications.
[0054] For further solutions, please refer to Figure 1 As shown, a hanging ear is welded to the middle of the upper and lower cross bars 2 and 7 on both sides of the tire, and a chain is connected between the upper and lower hanging ears on the same side; or, two symmetrically arranged hanging ears are welded to the upper and lower cross bars 2 and 7 on both sides of the tire, a pair of hanging ears on the upper and lower cross bars 2 and 7 on the same side are on the same vertical line, and the two chains on the same side are connected to the four hanging ears in an X-shaped or II-shaped manner.
[0055] It should be noted that the number of hooks and the connection method of the chain are not limited to the above-mentioned embodiments. Three hooks are respectively provided on the upper and lower cross bars on both sides of the tire, and the middle one is located in the middle of the cross bar. The hooks on both sides are arranged opposite to each other, and the three chains on the same side are connected together with the six hooks in a III manner.
[0056] When this lifting device is implemented, the chain is installed on the lug of the upper rigid frame through the shackle, and lifted to the top of the tire on the storage rack. After installing the lower rigid frame, the tire is lifted to the installation position. After the installation is completed, the connection between the lower longitudinal rod and the lower crossbar on the inner side of the tire is removed, and the lifting device is lifted from above the tire.
[0057] In summary, the welding seat and ear plate welding points in the utility model adopt countersunk welded steel pipes to ensure the overall strength of the tooling; the upper and lower rigid frames are connected by shackles and chains, and chains of different lengths can be replaced to adapt to tires of various specifications; the overall structure adopts hollow steel pipes, which realizes the lightweight design of the tooling while ensuring the strength requirement; the four lifting ears on the upper rigid frame are welded in a concentric manner to ensure stability when lifting large cargoes.
[0058] In the description provided herein, a large number of specific details are described. However, it is understood that embodiments of the present invention can be practiced without these specific details. In some instances, well-known methods, structures and techniques are not shown in detail so as not to obscure the understanding of this description.
[0059] In addition, those skilled in the art will understand that, although some embodiments described herein include certain features included in other embodiments but not other features, the combination of features of different embodiments also means being within the scope of protection of the present utility model and forming different embodiments. For example, in the above embodiments, those skilled in the art can use them in combination according to the known technical solutions and the technical problems to be solved by the present application.
[0060] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model has been disclosed as a preferred embodiment as above, it is not used to limit the utility model. Any technician familiar with this patent can make some changes or modify the technical content suggested above into an equivalent embodiment with equivalent changes without departing from the scope of the technical solution of the utility model. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the content of the technical solution of the utility model still falls within the scope of the solution of the utility model.
Claims
1. A general lifting tool for heavy tires, characterized in that: include: The lower rigid frame is mounted under the vertically placed tire and is used to support the tire; An upper rigid frame is sleeved on the upper part of the tire to prevent the tire from swinging, and a hoisting component is provided on the upper rigid frame; The flexible connection assembly is used to connect the lower rigid frame and the upper rigid frame, and the length of the flexible connection assembly is changed to adapt to tires of different specifications.
2. A general heavy-duty tire lifting tool according to claim 1, characterized in that: The upper rigid frame is a rectangular structure as a whole, and is composed of two upper cross bars, two upper longitudinal bars and a welding seat for fixing the upper cross bars and the upper longitudinal bars.
3. The heavy-duty tire universal lifting tool according to claim 2, characterized in that: The two upper cross bars are arranged in parallel to form the two long sides of the upper rigid frame, the two upper longitudinal bars are arranged in parallel to form the two wide sides of the upper rigid frame, and the upper cross bars and the upper longitudinal bars are fixedly connected at vertical angles through a welding seat.
4. The heavy-duty tire universal lifting tool according to claim 3, characterized in that: The welding seat is a square block; two adjacent side surfaces of the square block each have a circular groove, one of the circular grooves is used for the end of the upper horizontal bar to penetrate into it, and the two are welded together, and the other circular groove is used for the end of the upper longitudinal bar to penetrate into it, and the two are welded together; a lifting component is fixed to the top surface of the square block.
5. The heavy-duty tire universal lifting tool according to claim 4, characterized in that: The lifting component is a flat-plate lifting ear; the top surface of the square block is provided with a long groove, and the bottom of the lifting ear is inserted into the long groove and then welded together.
6. The heavy-duty tire universal lifting tool according to claim 5, characterized in that: The width center lines of the long grooves on the four square blocks are extended and intersected with each other, and the intersection point is located at the center of the upper rigid frame.
7. The heavy-duty tire universal lifting tool according to claim 1, characterized in that: The lower rigid frame is a rectangular structure as a whole, and is composed of two lower cross bars, two lower longitudinal bars and ear plates for fixing the lower cross bars and the lower longitudinal bars.
8. The heavy-duty tire universal lifting tool according to claim 7, characterized in that: The two lower cross bars are arranged in parallel to form the two long sides of the lower rigid frame, the two lower longitudinal bars are arranged in parallel to form the two wide sides of the lower rigid frame, and the vertical angles between the lower cross bars and the lower longitudinal bars are fixedly connected by an ear plate.
9. The heavy-duty tire universal lifting tool according to claim 8, characterized in that: The ear plate is provided with a circular groove on the side facing the lower cross bar, for the end of the lower cross bar to be inserted into the groove and then the two are welded together; the ear plate is provided with a circular through hole on the side facing the lower longitudinal bar, and the end of the lower longitudinal bar continues to extend outward for a predetermined distance after being inserted into the circular through hole, and a limiting component is provided at the portion of the lower longitudinal bar extending from the circular through hole to prevent the ear plate from sliding outward.
10. The heavy-duty tire universal lifting tool according to claim 9, characterized in that: A radial through hole is formed at the portion where the lower longitudinal rod extends from the circular through hole; The limiting component is a bolt and nut assembly, and the bolt is fixed by a nut after passing through a radial through hole; or, the limiting component is a pin shaft and cotter pin assembly, and the pin shaft is fixed by a cotter pin after passing through a radial through hole.
11. The heavy-duty tire universal lifting tool according to claim 1, characterized in that: The flexible connection assembly comprises: The hanging ears are respectively welded to the upper and lower rigid frames located on both sides of the tire; The upper end of the chain is connected to the hanging ear on the upper rigid frame through a shackle, and the lower end is connected to the hanging ear on the lower rigid frame through a shackle. The chain length can be changed to adapt to tires of different specifications.
12. The heavy-duty tire universal lifting tool according to claim 11, characterized in that: A hanging ear is respectively provided in the middle of the upper and lower rigid frames on both sides of the tire, and a chain is connected between the upper and lower hanging ears on the same side; Alternatively, two symmetrically arranged hanging ears are respectively provided on the upper and lower rigid frames on both sides of the tire, a pair of hanging ears on the upper and lower rigid frames on the same side are on the same vertical line, and two chains on the same side are connected to the four hanging ears in an X-shaped or II-shaped manner.