Rotatable lifting platform

Abstract

The utility model belongs to the field of lifting platforms, particularly relates to a rotatable lifting platform, and aims to solve the problems that when a person is tired to work on a loading platform and needs to sit for rest, the person can only sit on the surface of the loading platform to have a rest and cannot sit in other places to have a rest. In order to solve the problem that dust on the surface of a loading platform pollutes clothes on a body and is inconvenient to use, the following scheme is provided: the device comprises a base and a lifting platform for lifting, a lifting assembly is arranged between the base and the lifting platform, a concave plate is arranged at the top of the base, and the bottom of the lifting platform is rotatably connected with the top of the concave plate; a protective fence used for protecting personnel is fixedly arranged at the top of the lifting table, a door body is hinged to one side of the protective fence through a hinge, the personnel can conveniently sit to have a rest through the rest mechanism and do not need to sit on the surface of the lifting table, the door body can be fixed through the fixing mechanism, and the safety of the personnel is improved. And the lifting table can be lifted through the lifting assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting platforms, in particular to a rotatable lifting platform. Background Art

[0002] The hydraulic lifting platform is a multifunctional lifting and loading equipment. The cargo is loaded on the platform, and the hydraulic cylinder pushes the scissor mechanism to lift the platform. The lifting height ranges from 0.5 meters to several dozen meters.

[0003] After searching, the patent with announcement number CN216512640U discloses a rotatable hydraulic lifting platform, including a base and a scissor mechanism arranged on the upper end of the base, the top of the scissor mechanism is connected to the bottom surface of the top seat platform, a rotating loading platform is arranged on the upper end of the top seat platform, the top seat platform and the rotating loading platform are connected by a rotating shaft and a rotating roller, a bearing seat is opened on the upper end of the top seat platform, the rotating shaft is inserted into the inner cavity of the bearing seat, and rotates around the bearing seat. After the cargo is placed on the top seat platform, the rotating loading platform can be rotated at this time. After the rotating loading platform rotates, the rotating shaft arranged on the bottom surface of the rotating loading platform rotates around the bearing seat as the center, and when the rotating loading platform rotates, the rotating roller can also rotate, so that the operator can turn the cargo over and place it at any position on the rotating loading platform by rotating without moving, which greatly increases the convenience of use and work efficiency.

[0004] The technical solution has the following problems:

[0005] When personnel need to sit down and rest due to fatigue from working on the loading platform, they can only sit on the surface of the loading platform to rest and cannot sit anywhere else to rest. The dust on the surface of the loading platform will stick to their clothes and cause contamination, which is inconvenient. Utility Model Content

[0006] The purpose of the utility model is to solve the disadvantages in the prior art that when personnel need to sit down to rest due to work fatigue on the loading platform, the personnel can only sit on the surface of the loading platform to rest and cannot sit in other places to rest, and the dust on the surface of the loading platform will stick to the clothes on the body and cause pollution, which is quite inconvenient, and a rotatable lifting platform is proposed.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A rotatable lifting platform comprises a base and a lifting platform for lifting, a lifting assembly is arranged between the base and the lifting platform, a concave plate is arranged on the top of the base, the bottom of the lifting platform is rotatably connected to the top of the concave plate, a guardrail for protecting personnel is fixedly arranged on the top of the lifting platform, a door body is hingedly connected to one side of the guardrail by a hinge, and a rubber pad for anti-slip is fixedly arranged on the top of the lifting platform;

[0009] Rest mechanism: the rest mechanism is set on the guardrail to facilitate people to sit and rest;

[0010] The fixing mechanism is arranged between the guardrail and the door body to fix the door body.

[0011] In a possible design, the rest mechanism includes a rest plate and a limit plate, a groove is opened on one side of the guardrail, and rotating rods are fixedly arranged on both sides of the rest plate, one end of the two rotating rods are respectively rotatably connected to the inner walls of both sides of the groove, one side of the limit plate is fixedly connected to the inner wall of one side of the guardrail, and a handle is fixedly arranged on one side of the rest plate.

[0012] In a possible design, the fixing mechanism includes a plug plate, a threaded rod and a short plate. The bottom of the plug plate is fixedly connected to the top side of the door body, the bottom of the short plate is fixedly connected to the top side of the guardrail, the threaded rod is threadedly connected to the short plate, and a socket is provided on the plug plate. One end of the threaded rod is inserted into the socket, and a knob is fixedly provided on the other end of the threaded rod to facilitate the rotation of the threaded rod, and an anti-slip groove is provided on the knob to increase the friction of the person's hand.

[0013] In a possible design, the lifting assembly includes two first guide concave plates, a first hinge seat, a first frame, a second frame, a long board and a hydraulic cylinder, the bottoms of the two first guide concave plates are fixedly connected to the top of the base, the bottom of the first hinge seat is fixedly connected to the top of the base, the bottom end of the first frame is hinged to the first hinge seat, two second guide concave plates are fixedly arranged on one side of the bottom of the long board, sliding rods are fixedly arranged on both sides of the top end of the first frame, the sliding rods are slidably connected to the inner walls of the second guide concave plates, and rollers are rotatably connected to the two sides of the bottom end of the second frame, and the rollers are rotatably connected to the first guide concave plates. The bottom inner wall is rollingly connected, a fourth hinge seat is fixedly provided on one side of the bottom of the long board, the top of the second frame is hinged to the fourth hinge seat, a second hinge seat is fixedly provided on the inner wall of one side of the second frame, the fixing part of the hydraulic cylinder is hinged to the second hinge seat, the same connecting plate is fixedly provided on the inner walls of both sides of the first frame, a third hinge seat is fixedly provided on one side of the connecting plate, the telescopic part of the hydraulic cylinder is hinged to the third hinge seat, rotating shafts are fixedly provided on both sides of the first frame, one end of the rotating shaft is rotatably connected to the inner wall of one side of the second frame, and the bottom of the concave plate is fixedly connected to the top of the long board.

[0014] In a possible design, a magnet is fixedly provided on an inner wall of one side of the groove, and the rest plate is made of an iron plate.

[0015] In a possible design, a hook is fixedly provided on one side of the guardrail for people to hang items.

[0016] In a possible design, a motor is fixedly provided on the bottom inner wall of the concave plate, and an output end of the motor is fixedly connected to the bottom center position of the lifting platform.

[0017] In the present application, when in use, a person enters the lifting platform and then rotates the door body. The rotation of the revolving door drives the rotation of the plug plate. When the door body is closed, the knob is turned. The rotation of the knob drives the rotation of the threaded rod, so that one end of the threaded rod is inserted into the plug hole of the plug plate, thereby fixing the door body. Through the provided hook, a person can hang a tea cup or other items on the hook for hanging. The hydraulic cylinder is started. The extension and contraction of the hydraulic cylinder telescopic part drives the movement of the first frame and the second frame. The movement of the first frame and the second frame drives the lifting of the long board. The movement of the long board drives the movement of the concave board. The movement of the concave board drives the movement of the lifting platform, thereby the lifting platform can be lifted and lowered. The motor is started. The rotation of the motor output end drives The lifting platform can be rotated so that the lifting platform can be rotated. When the personnel need to sit down and rest due to work fatigue, they can hold the handle on the rest board and pull the handle outward to make the rest board leave the groove. At this time, the rest board is rotated by the rotating rod. After the rest board is rotated ninety degrees, one side of the rest board will be placed on the limit plate. Then the personnel can sit on the rest board to rest, which makes it convenient for the personnel to sit and rest. There is no need to sit on the surface of the lifting platform. Since the material of the rest board is iron plate, the magnet and the rest board will attract each other, and the rest board will be magnetically fixed. The guardrail and door body can effectively protect the staff. The rubber pad can increase the friction between the shoes of the personnel and the lifting platform to prevent slipping.

[0018] The beneficial effects of the present invention are:

[0019] In the utility model, the rotatable lifting platform has a rest mechanism. When a person needs to sit down and rest after being tired from work, he or she can hold the handle on the rest board and pull the handle outward to make the rest board leave the groove. At this time, the rest board is rotated by the rotating rod. After the rest board is rotated by 90 degrees, one side of the rest board will be placed on the limit plate. Then the person can sit on the rest board to rest, so that the person can sit down and rest without having to sit on the surface of the lifting platform.

[0020] In the utility model, the rotatable lifting platform is fixed by rotating the knob through the fixing mechanism, and the rotation of the knob drives the rotation of the threaded rod, so that one end of the threaded rod is inserted into the insertion hole of the plug plate, thereby fixing the door body;

[0021] In the utility model, the rotatable lifting platform is started by the lifting component, and the extension and retraction of the hydraulic cylinder telescopic part drives the movement of the first frame and the second frame. The movement of the first frame and the second frame drives the lifting of the long board. The movement of the long board drives the movement of the concave board. The movement of the concave board drives the movement of the lifting platform, so that the lifting platform can be lifted and lowered.

[0022] In the utility model, the rest mechanism can facilitate people to sit and rest without sitting on the surface of the lifting platform. The door body can be fixed by the fixing mechanism, and the lifting platform can be raised and lowered by the lifting assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the main structure of a rotatable lifting platform proposed by the utility model;

[0024] Figure 2 This is a first side structural schematic diagram of a rotatable lifting platform proposed by the utility model;

[0025] Figure 3 This is a second side structural schematic diagram of a rotatable lifting platform proposed by the utility model;

[0026] Figure 4 This is a schematic diagram of the separation structure of the lifting platform and the concave plate of a rotatable lifting platform proposed by the utility model;

[0027] Figure 5 The present invention is a schematic structural diagram of a partial structure of a rotatable lifting platform.

[0028] In the figure: 1. base; 2. first hinge seat; 3. first guide concave plate; 4. first frame; 5. second frame; 6. roller; 7. second hinge seat; 8. hydraulic cylinder; 9. third hinge seat; 10. concave plate; 11. lifting platform; 12. door body; 13. guardrail; 14. rest plate; 15. connecting plate; 16. second guide concave plate; 17. fourth hinge seat; 18. motor; 19. magnet; 20. hook; 21. groove; 22. limit plate; 23. threaded rod; 24. plug plate; 25. knob. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0030] Embodiment 1

[0031] Reference Figure 1-5A rotatable lifting platform, which is used in the field of lifting platforms, comprises: a base 1 and a lifting platform 11 for lifting, a lifting assembly is arranged between the base 1 and the lifting platform 11, a concave plate 10 is arranged on the top of the base 1, the bottom of the lifting platform 11 is rotatably connected to the top of the concave plate 10, a guardrail 13 for protecting personnel is fixedly arranged on the top of the lifting platform 11, a door body 12 is hingedly connected to one side of the guardrail 13 by a hinge, and a rubber pad for anti-slip is fixedly arranged on the top of the lifting platform 11;

[0032] Rest mechanism, which is arranged on the guardrail 13 to facilitate people to sit and rest;

[0033] The fixing mechanism is arranged between the guardrail 13 and the door body 12 to fix the door body 12 .

[0034] The above technical solution can facilitate people to sit and rest through the rest mechanism, without having to sit on the surface of the lifting platform 11. The door body 12 can be fixed through the fixing mechanism, and the lifting platform 11 can be raised and lowered through the lifting assembly.

[0035] Reference Figure 5 The rest mechanism includes a rest plate 14 and a limit plate 22. A groove 21 is opened on one side of the guardrail 13. Rotating rods are fixedly arranged on both sides of the rest plate 14. One end of the two rotating rods are rotatably connected to the inner walls of the groove 21 on both sides respectively. One side of the limit plate 22 is fixedly connected to the inner wall of one side of the guardrail 13. A handle is fixedly arranged on one side of the rest plate 14.

[0036] According to the above technical solution, when a person is tired from work and needs to sit down to rest, he or she holds the handle on the rest board 14 and pulls the handle outward to make the rest board 14 leave the groove 21. At this time, the rest board 14 is rotated by the rotating rod. After the rest board 14 is rotated ninety degrees, one side of the rest board 14 will be placed on the limit plate 22. Then the person can sit on the rest board 14 to rest, which makes it convenient for the person to sit down and rest without having to sit on the surface of the lifting platform 11.

[0037] Reference Figure 5 The fixing mechanism includes a plug plate 24, a threaded rod 23 and a short plate. The bottom of the plug plate 24 is fixedly connected to one side of the top of the door body 12, the bottom of the short plate is fixedly connected to one side of the top of the guardrail 13, the threaded rod 23 is threadedly connected to the short plate, and a plug plate 24 is provided with a plug hole. One end of the threaded rod 23 is inserted into the plug hole, and the other end of the threaded rod 23 is fixedly provided with a knob 25 for facilitating the rotation of the threaded rod 23. The knob 25 is provided with an anti-slip groove for increasing the friction of the hands of personnel.

[0038] The above technical solution rotates the knob 25, and the rotation of the knob 25 drives the rotation of the threaded rod 23, so that one end of the threaded rod 23 is inserted into the insertion hole of the plug plate 24, so that the door body 12 can be fixed.

[0039] Reference Figure 1-3 The lifting assembly includes two first guide concave plates 3, a first hinged seat 2, a first frame body 4, a second frame body 5, a long board and a hydraulic cylinder 8. The bottoms of the two first guide concave plates 3 are fixedly connected to the top of the base 1, the bottom of the first hinged seat 2 is fixedly connected to the top of the base 1, the bottom end of the first frame body 4 is hinged to the first hinged seat 2, and two second guide concave plates 16 are fixedly arranged on one side of the bottom of the long board. Slide rods are fixedly arranged on both sides of the top of the first frame body 4, and the slide rods are slidably connected to the inner wall of the second guide concave plate 16. The bottom ends of the second frame body 5 are rotatably connected to rollers 6, and the rollers 6 are rotatably connected to the inner wall of the bottom of the first guide concave plate 3. The wall is rolledly connected, a fourth hinge seat 17 is fixedly provided on one side of the bottom of the long board, the top of the second frame 5 is hinged to the fourth hinge seat 17, a second hinge seat 7 is fixedly provided on the inner wall of one side of the second frame 5, the fixed part of the hydraulic cylinder 8 is hinged to the second hinge seat 7, the inner walls on both sides of the first frame 4 are fixedly provided with the same connecting plate 15, a third hinge seat 9 is fixedly provided on one side of the connecting plate 15, the telescopic part of the hydraulic cylinder 8 is hinged to the third hinge seat 9, and a rotating shaft is fixedly provided on both sides of the first frame 4, one end of the rotating shaft is rotatably connected to the inner wall of one side of the second frame 5, and the bottom of the concave plate 10 is fixedly connected to the top of the long board.

[0040] The above technical solution starts the hydraulic cylinder 8, and the extension and retraction of the telescopic part of the hydraulic cylinder 8 drives the movement of the first frame 4 and the second frame 5. The movement of the first frame 4 and the second frame 5 drives the lifting of the long board, and the movement of the long board drives the movement of the concave board 10. The movement of the concave board 10 drives the movement of the lifting platform 11, so that the lifting platform 11 can be lifted and lowered.

[0041] Embodiment 2

[0042] refer to Figure 1-5 , improved on the basis of the first embodiment:

[0043] Reference Figure 5 A magnet 19 is fixedly disposed on the inner wall of one side of the groove 21, and the rest plate 14 is made of an iron plate.

[0044] The material of the rest plate 14 in the above technical solution is an iron plate, and the magnet 19 and the rest plate 14 will attract each other, so that the rest plate 14 is fixed by magnetic attraction.

[0045] Reference Figure 5 A hook 20 is fixedly provided on one side of the guardrail 13 for people to hang items.

[0046] In the above technical solution, by setting the hook 20, personnel can hang tea cups or other articles on the hook 20 for hanging.

[0047] Reference Figure 4 A motor 18 is fixedly disposed on the bottom inner wall of the concave plate 10 , and an output end of the motor 18 is fixedly connected to the bottom center position of the lifting platform 11 .

[0048] The rotation of the output end of the motor 18 in the above technical solution drives the rotation of the lifting platform 11, so that the lifting platform 11 can be rotated.

[0049] However, as is well known to those skilled in the art, the working principles and wiring methods of the motor 18 and the hydraulic cylinder 8 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0050] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rotatable lifting platform, comprising a base (1) and a lifting platform (11) for lifting, characterized in that: A lifting assembly is provided between the base (1) and the lifting platform (11); a concave plate (10) is provided on the top of the base (1); the bottom of the lifting platform (11) is rotatably connected to the top of the concave plate (10); a guardrail (13) for protecting personnel is fixedly provided on the top of the lifting platform (11); a door body (12) is hingedly connected to one side of the guardrail (13); and a rubber pad for anti-slip is fixedly provided on the top of the lifting platform (11); A rest mechanism, which is arranged on the guardrail (13) to facilitate people to sit and rest; A fixing mechanism is arranged between the guardrail (13) and the door body (12) and is used to fix the door body (12).

2. A rotatable lifting platform according to claim 1, characterized in that: The rest mechanism comprises a rest plate (14) and a limit plate (22); a groove (21) is provided on one side of the guardrail (13); rotating rods are fixedly provided on both sides of the rest plate (14); one end of the two rotating rods are respectively rotatably connected to the inner walls of the groove (21); one side of the limit plate (22) is fixedly connected to the inner wall of one side of the guardrail (13); and a handle is fixedly provided on one side of the rest plate (14).

3. The rotatable lifting platform according to claim 1, characterized in that: The fixing mechanism comprises a plug plate (24), a threaded rod (23) and a short plate, the bottom of the plug plate (24) is fixedly connected to one side of the top of the door body (12), the bottom of the short plate is fixedly connected to one side of the top of the guardrail (13), the threaded rod (23) is threadedly connected to the short plate, the plug plate (24) is provided with a plug hole, one end of the threaded rod (23) is plugged into the plug hole, the other end of the threaded rod (23) is fixedly provided with a knob (25) for facilitating the rotation of the threaded rod (23), and the knob (25) is provided with an anti-slip groove for increasing the friction of a person's hand.

4. The rotatable lifting platform according to claim 1, characterized in that: The lifting assembly comprises two first guide concave plates (3), a first hinge seat (2), a first frame (4), a second frame (5), a long board and a hydraulic cylinder (8); the bottoms of the two first guide concave plates (3) are fixedly connected to the top of the base (1); the bottom of the first hinge seat (2) is fixedly connected to the top of the base (1); the bottom end of the first frame (4) is hinged to the first hinge seat (2); two second guide concave plates (16) are fixedly arranged on one side of the bottom of the long board; sliding rods are fixedly arranged on both sides of the top end of the first frame (4); the sliding rods are slidably connected to the inner wall of the second guide concave plates (16); the bottom ends of the second frame (5) are rotatably connected to rollers (6); the rollers (6) are rotatably connected to the inner wall of the bottom of the first guide concave plates (3); Rolling connection, a fourth hinge seat (17) is fixedly provided on one side of the bottom of the long board, the top of the second frame (5) is hinged to the fourth hinge seat (17), a second hinge seat (7) is fixedly provided on the inner wall of one side of the second frame (5), the fixed part of the hydraulic cylinder (8) is hinged to the second hinge seat (7), the inner walls of both sides of the first frame (4) are fixedly provided with the same connecting plate (15), one side of the connecting plate (15) is fixedly provided with a third hinge seat (9), the telescopic part of the hydraulic cylinder (8) is hinged to the third hinge seat (9), both sides of the first frame (4) are fixedly provided with a rotating shaft, one end of the rotating shaft is rotatably connected to the inner wall of one side of the second frame (5), and the bottom of the concave plate (10) is fixedly connected to the top of the long board.

5. The rotatable lifting platform according to claim 2, characterized in that: A magnet (19) is fixedly disposed on an inner wall of one side of the groove (21), and the rest plate (14) is made of an iron plate.

6. The rotatable lifting platform according to claim 1, characterized in that: A hook (20) is fixedly provided on one side of the guardrail (13) for people to hang articles.

7. The rotatable lifting platform according to claim 1, characterized in that: A motor (18) is fixedly arranged on the inner wall of the bottom of the concave plate (10), and an output end of the motor (18) is fixedly connected to the center position of the bottom of the lifting platform (11).

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