CN219009724U - Simple hoisting tool - Google Patents
Simple hoisting tool Download PDFInfo
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- CN219009724U CN219009724U CN202223164631.6U CN202223164631U CN219009724U CN 219009724 U CN219009724 U CN 219009724U CN 202223164631 U CN202223164631 U CN 202223164631U CN 219009724 U CN219009724 U CN 219009724U
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- arm
- lifting
- support
- support arm
- supporting
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Abstract
The utility model discloses a simple hoisting tool, which comprises a first supporting arm, a second supporting arm, a lifting arm and a connecting frame, wherein the connecting frame comprises a first connecting arm, a second connecting arm and a third connecting arm which are respectively connected with two ends of the first connecting arm in a one-to-one correspondence manner, the second connecting arm and the third connecting arm are respectively arranged perpendicular to the first connecting arm, one end of the first supporting arm and one end of the second supporting arm are respectively connected with one end of the lifting arm in a rotating manner, the other end of the lifting arm penetrates through the first connecting arm, one end of the second connecting arm far away from the first connecting arm is connected onto the first supporting arm in a sliding manner, and one end of the third connecting arm far away from the first connecting arm is connected onto the second supporting arm in a sliding manner. The simple lifting tool is simple in structure, easy to manufacture, convenient to use and beneficial to saving of labor cost.
Description
Technical Field
The utility model relates to the field of lifting tools, in particular to a simple lifting tool.
Background
The existing concrete pipeline is hoisted by adopting a cloth rope, the cloth rope is fixed on the concrete pipeline manually, and then the concrete pipeline is hoisted by a machine, so that the labor cost is high.
In view of this, the present inventors have conducted intensive studies on the above problems, and have produced the present utility model.
Disclosure of Invention
The utility model aims to provide a simple hoisting tool capable of saving labor cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a simple and easy lifting device, includes first support arm, second support arm, carries and draws arm and link, the link includes first link and respectively one-to-one connection second link and the third link at first link both ends, the second link with the third link respectively with first link mutually perpendicular arranges, first support arm one end with the one end of second support arm rotates respectively and connects carry the one end of drawing the arm, it passes to carry the other end of drawing the arm first link, the second link is kept away from the one end sliding connection of first link is in on the first support arm, the third link is kept away from the one end sliding connection of first link is in on the second support arm.
Preferably, a hanging ring or a hanging hook is arranged at one end of the lifting arm penetrating through the first connecting arm.
Preferably, a first supporting portion is connected to one end, far away from the lifting arm, of the first supporting arm, and a second supporting portion is connected to one end, far away from the lifting arm, of the second supporting arm.
Preferably, the first support part and the second support part are respectively provided with an anti-slip cushion block.
Preferably, the first support arm is provided with a first sliding groove, the second connection arm is provided with a first sliding block, the first sliding block is slidably connected in the first sliding groove, the second support arm is provided with a second sliding groove, the third connection arm is provided with a second sliding block, and the second sliding block is slidably connected in the second sliding groove.
Preferably, the connecting frame is a high-strength alloy connecting frame.
By adopting the design scheme, the utility model has the beneficial effects that: the first support arm and the second support arm are rotationally connected to the lifting arm, the second connection arm and the third connection arm of the connecting frame are respectively in one-to-one correspondence and are in sliding connection with the first support arm and the second support arm, when in lifting, the lifting tool is only required to be placed in a concrete pipeline, and then the lifting arm is lifted upwards, so that the first support arm and the second support arm are propped against the inner wall of the concrete pipeline to lift, the simple lifting tool is simple in structure and easy to manufacture, convenient to use and beneficial to saving of labor cost.
Drawings
FIG. 1 is a schematic structural view of a simple lifting tool of the utility model;
in the figure:
10. a first support arm, 11, a first sliding groove,
20. a second support arm, 21, a second sliding groove,
30. a lifting arm, 31 and a lifting hook,
41. first connecting arm 42, second connecting arm 421, first slider 43, third connecting arm 431, second slider,
50. an anti-skid cushion block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a simple hoisting tool comprises a first supporting arm 10, a second supporting arm 20, a pulling arm 30 and a connecting frame, wherein the connecting frame comprises a first connecting arm 41, a second connecting arm 42 and a third connecting arm 43 which are respectively connected at two ends of the first connecting arm 41 in a one-to-one correspondence manner, the second connecting arm 42 and the third connecting arm 43 are respectively arranged perpendicular to the first connecting arm 41, the second connecting arm 42 and the third connecting arm 43 are integrally formed into an inverted-U-shaped connecting frame, a through hole for the pulling arm 30 to pass through is formed in the first connecting arm 41, and the through hole is located at the midpoint of the length direction of the first connecting arm 41.
The connecting frame of the present embodiment is a high-strength alloy connecting frame, and the high-strength alloy refers to a conventional high-strength alloy in the market, such as a high-strength steel plate.
One end of the first support arm 10 and one end of the second support arm 20 are respectively rotatably connected to one end of the lifting arm 30, in this embodiment, a rotation shaft is integrally formed on the lifting arm 30, rotation holes are formed in one end of the first support arm 10 and one end of the second support arm 20, and the first support arm 10 and the second support arm 20 are rotatably connected to the lifting arm 30 through the cooperation of the rotation holes and the rotation shaft. The first support arm 10 and the second support arm 20 may also be rotatably coupled to the lift arm 30 by a movable bearing or other rotational coupling.
The other end of the lifting arm 30 passes through the through hole of the first connecting arm 41, and the lifting arm 30 passes through the lifting ring or the lifting hook for lifting is arranged on one end of the first connecting arm 41, and the lifting arm 30 in the embodiment is integrally connected with the lifting hook 31, so that the lifting tool can be connected with a lifting machine.
The second connecting arm 42 is slidably connected to the first support arm 10 at an end thereof remote from the first connecting arm 41, and the third connecting arm 43 is slidably connected to the second support arm 20 at an end thereof remote from the first connecting arm 41. In this embodiment, the first support arm 10 is provided with a first sliding groove 11, the second connection arm 42 is provided with a first sliding block 421, the first sliding block 421 is slidably connected in the first sliding groove 11, the second support arm 20 is provided with a second sliding groove 21, the third connection arm 43 is provided with a second sliding block 431, the second sliding block 431 is slidably connected in the second sliding groove 21, and the first support arm 10 and the second support arm 20 are slidably connected with the connection frame through the cooperation of the sliding blocks and the sliding grooves. In this embodiment, the support arm may also be rotatably coupled to the frame via a movable bearing or other rotatable coupling.
As a preferred mode of this embodiment, the end of the first support arm 10 far away from the lifting arm 30 is hinged with a first support portion, the end of the second support arm 20 far away from the lifting arm 30 is hinged with a second support portion, in this embodiment, the support portions are hinged on the support arms by adopting conventional universal joints, the support portions can also be rotatably connected on the support arms by adopting movable bearings, and the first support portion and the second support portion are respectively provided with an anti-slip cushion block 50. The friction force between the supporting part and the inner wall of the concrete pipeline is enhanced by arranging the anti-skid cushion block 50, which is helpful for enhancing the connection between the supporting part and the concrete pipeline.
The use mode of the simple hoisting tool is as follows: the lifting tool is placed in a concrete pipeline, the connecting frame is held by one hand, the lifting arm 30 is pulled upwards by one hand, the first supporting arm 10 and the second supporting arm 20 are driven to be unfolded, the first supporting arm 10 and the second supporting arm 20 are propped against the inner wall of the concrete pipeline, then the concrete pipeline can be lifted by the lifting hook 31 on the lifting arm 30 through mechanical connection, when the concrete pipeline is mechanically lifted, the larger the mass of the concrete pipeline is, the larger the acting force on the lifting arm 30 is, the larger the acting force decomposed onto the first supporting arm 10 and the second supporting arm 20 is, and the larger the friction force generated between the supporting arms and the concrete pipeline is, so that the concrete pipeline cannot slide down, and the safe and efficient lifting operation can be ensured.
In conclusion, the simple lifting tool is simple in structure, easy to manufacture, convenient to use and beneficial to saving of labor cost.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A simple hoisting tool is characterized in that: including first support arm, second support arm, carry and draw arm and link, the link includes first linking arm and respectively one-to-one connection be in second linking arm and the third linking arm at first linking arm both ends, the second linking arm with the third linking arm respectively with first linking arm mutually perpendicular arranges, first support arm one end with the one end of second support arm rotates respectively and connects carry the one end of drawing the arm, carry the other end of drawing the arm and pass first linking arm, the second linking arm is kept away from first linking arm's one end sliding connection is in on the first support arm, the third linking arm is kept away from first linking arm's one end sliding connection is in on the second support arm.
2. A simple lifting tool as claimed in claim 1, wherein: one end of the lifting arm penetrating through the first connecting arm is provided with a hanging ring or a hanging hook.
3. A simple lifting tool as claimed in claim 1, wherein: the first support arm is far away from be connected with first supporting part on the one end of carrying the arm, the second support arm is far away from be connected with the second supporting part on the one end of carrying the arm.
4. A simple lifting tool as claimed in claim 3, wherein: and the first supporting part and the second supporting part are respectively provided with an anti-skid cushion block.
5. A simple lifting tool as claimed in claim 1, wherein: the first sliding groove is formed in the first supporting arm, the first sliding block is arranged on the second connecting arm and is in sliding connection with the first sliding groove, the second sliding groove is formed in the second supporting arm, the second sliding block is arranged on the third connecting arm, and the second sliding block is in sliding connection with the second sliding groove.
6. A simple lifting tool as claimed in claim 1, wherein: the connecting frame is a high-strength alloy connecting frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223164631.6U CN219009724U (en) | 2022-11-28 | 2022-11-28 | Simple hoisting tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223164631.6U CN219009724U (en) | 2022-11-28 | 2022-11-28 | Simple hoisting tool |
Publications (1)
Publication Number | Publication Date |
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CN219009724U true CN219009724U (en) | 2023-05-12 |
Family
ID=86231439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223164631.6U Active CN219009724U (en) | 2022-11-28 | 2022-11-28 | Simple hoisting tool |
Country Status (1)
Country | Link |
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CN (1) | CN219009724U (en) |
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2022
- 2022-11-28 CN CN202223164631.6U patent/CN219009724U/en active Active
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