A tire lifting machine

Abstract

The utility model belongs to the technical field of hoists, and discloses a tire hoist, comprising a frame, a sliding frame is arranged inside the frame, a fixing sleeve is fixedly arranged inside the sliding frame, a second motor is fixedly arranged at the tail end of the fixing sleeve, a screw rod is fixedly arranged at the end of the main shaft of the second motor, the outer side of the screw rod is threadedly connected with the sliding sleeve, a connecting plate is rotatably arranged on the outer side of the sliding sleeve, a connecting shaft is rotatably arranged on the other end of the connecting plate, the connecting shaft passes through the connecting plate and is rotatably connected with a support block, a tire body is sleeved on the outer side of the support block, the device can firmly fix the tire body when it is lifted to prevent it from falling during the lifting process, and indirectly improves the safety of work, and at the same time, the device can also support and fix tires of different specifications, and can be used when facing tires of different specifications, which greatly increases the flexibility of work.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevators, in particular to a tire elevator. Background Art

[0002] Hoists are large-scale mechanical equipment that transport goods by changing potential energy, such as mine hoists and dam hoists. Hoists generally refer to large-scale mechanical equipment with high power and strong lifting capacity. The transportation process is completed by dragging the flexible wire rope and the goods being transported up and down by power machinery. Wire rope is an indispensable and important part of lifting machinery. The main varieties include phosphate coated wire rope, galvanized wire rope, stainless steel wire rope, smooth wire rope, etc.

[0003] At the same time, the patent specification with announcement number CN 202657912 U discloses a threaded drive tire hoist, including a frame assembly, on which a guide rail assembly and a transmission screw assembly are provided, a trolley assembly is installed in the guide rail assembly, both ends of the transmission screw assembly are fixed, and a screw sleeve that cooperates with the transmission screw assembly is installed in the trolley assembly. When the transmission screw assembly rotates, the screw sleeve drives the trolley assembly to move upward or downward by the spiral force.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned threaded drive tire hoist has the following problems: the device is not stable enough to fix the tire, and the stability of the tire during the lifting process cannot be guaranteed. If the tire is not fixed during use and falls, if it is only a small tire, the damage may not be great. If it is some large tires, once it falls on the human body, it will cause great harm to people's health.

[0005] Therefore, a tire lifting machine is proposed to solve the above problems. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the utility model provides a tire lifting machine, which has the advantage of stably fixing the tire. During the tire lifting process, the device can firmly fix the tire to prevent it from falling during the lifting process, and also indirectly improves the safety of work and protects the life, health and safety of the staff. At the same time, the device can also fix tires of different specifications and be used flexibly.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tire lifting machine, comprising a frame, a sliding frame is arranged inside the frame, a fixed sleeve is fixedly arranged inside the sliding frame, a second motor is fixedly arranged at the tail end of the fixed sleeve, a screw rod is fixedly arranged at the end of the main shaft of the second motor, the outer side of the screw rod is threadedly connected with the sliding sleeve, a connecting plate is rotatably arranged on the outer side of the sliding sleeve, a connecting shaft is rotatably arranged on the other end of the connecting plate, the connecting shaft passes through the connecting plate and is rotatably connected to a support block, and the outer side of the support block is sleeved with a tire body.

[0008] Preferably, a moving wheel is fixedly provided on the bottom surface of the frame, and a locking device is fixedly provided on the outer side of the moving wheel.

[0009] Preferably, a first motor is fixedly disposed on the top of the frame, a support plate is fixedly disposed on the top of the frame, and a top surface of the first motor is in contact with the support plate.

[0010] Preferably, a pulley is fixedly provided at the end of the main shaft of the first motor, and a steel cable is fixedly provided on the outer side of the pulley.

[0011] Preferably, a guide wheel is rotatably arranged on the outer side of the steel cable, and the other end of the steel cable is fixedly connected to the sliding frame.

[0012] Preferably, a rotating shaft is provided inside the guide wheel, and the rotating shaft passes through the guide wheel and is rotatably connected to the sliding frame.

[0013] Preferably, a vertical shaft is fixedly arranged inside the frame, a linear bearing is slidably arranged outside the vertical shaft, and the linear bearing is fixedly connected to the sliding frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] The utility model drives the screw rod to rotate through the second motor, and the screw rod drives the sliding sleeve to slide when rotating, and the sliding sleeve drives the connecting plate while sliding, and one end of the connecting plate moves while the other end will slowly support the support block, and at the same time, the outer side of the support block is the tire body, and the support block will also support the inside of the tire body when it is slowly stretched open, so that the tire body can remain stable during the process of being lifted again. The device can firmly fix the tire body when it is lifted to prevent it from falling during the lifting process, and also indirectly improves the safety of work and protects the life, health and safety of the staff. At the same time, the device can also support and fix tires of different specifications, and can be used when facing tires of different specifications, which greatly increases the flexibility of work. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a tire elevator proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the installation structure of the sliding frame proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the steel cable installation structure proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of the screw rod installation structure proposed by the utility model.

[0020] In the figure: 1. frame; 2. moving wheel; 3. vertical axis; 4. sliding frame; 5. linear bearing; 6. tire body; 7. support plate; 8. pulley; 9. first motor; 10. steel cable; 11. guide wheel; 12. fixed sleeve; 13. second motor; 14. sliding sleeve; 15. screw rod; 16. connecting plate; 17. connecting shaft; 18. support block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 4 As shown, the utility model provides a tire lifting machine, including a frame 1, a sliding frame 4 is arranged inside the frame 1, a fixing sleeve 12 is fixedly arranged inside the sliding frame 4, a second motor 13 is fixedly arranged at the end of the fixing sleeve 12, a screw rod 15 is fixedly arranged at the end of the main shaft of the second motor 13, the outer side of the screw rod 15 is threadedly connected with a sliding sleeve 14, a connecting plate 16 is rotatably arranged on the outer side of the sliding sleeve 14, so the other end of the connecting plate 16 is rotatably arranged with a connecting shaft 17, the connecting shaft 17 penetrates the connecting plate 16 and is rotatably connected with a support block 18, a tire body 6 is sleeved on the outer side of the support block 18, the tire body 6 can be firmly supported by the support block 18 so that it remains stable during the lifting process, and the phenomenon of falling during the lifting process can be avoided, and at the same time, the safety of work is indirectly improved, and the life, health and safety of the staff are protected, and at the same time, the device can also support and fix tires of different specifications, and can be used when facing tires of different specifications, which greatly increases the flexibility of work.

[0023] Specifically, the bottom surface of the frame 1 is fixedly provided with a moving wheel 2, and the outer side of the moving wheel 2 is fixedly provided with a locking device. The moving wheel 2 can flexibly adjust the position of the entire device, thereby increasing the overall maneuverability.

[0024] Furthermore, a first motor 9 is fixedly provided on the top of the frame 1, a support plate 7 is fixedly provided on the top of the frame 1, and the top surface of the first motor 9 is in contact with the support plate 7, and the function of the support plate 7 is to fix the first motor 9 and maintain the consistency of the center of the first motor 9.

[0025] Furthermore, a pulley 8 is fixedly provided at the end of the main shaft of the first motor 9, and a steel cable 10 is fixedly provided on the outer side of the pulley 8. When the first motor 9 rotates, it drives the pulley 8 and the pulley 8 rotates to wrap the steel cable 10 around its groove.

[0026] It is worth noting that a guide wheel 11 is provided on the outer side of the steel cable 10 for rotation, and the other end of the steel cable 10 is fixedly connected to the sliding frame 4. When the first motor 9 drives the pulley 8 to rotate, the sliding frame 4 is gradually lifted by pulling the steel cable 10.

[0027] It is worth noting that a rotating shaft is provided inside the guide wheel 11 , and the rotating shaft passes through the guide wheel 11 and is rotatably connected to the sliding frame 4 . The function of the guide wheel 11 is to support the steel cable 10 and facilitate the movement of the steel cable 10 .

[0028] It is worth mentioning that a vertical axis 3 is fixedly arranged inside the frame 1, a linear bearing 5 is slidably arranged outside the vertical axis 3, and the linear bearing 5 is fixedly connected to the sliding frame 4. The function of the linear bearing 5 is to increase the smoothness of sliding, reduce friction and extend the service life.

[0029] Among them, the first motor 9 and the second motor 13 are prior art and will not be described in detail. At the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail. The "front, back, left and right" perspectives of the device are as follows: Figure 1 The direction shown in the figure is used as the reference.

[0030] Working principle and process:

[0031] Before using a tire lifting machine, first, put the tire body 6 on the outside of the support block 18, then turn on the switch of the second motor 13, the second motor 13 drives the screw rod 15 to rotate, the screw rod 15 drives the sliding sleeve 14 to slide when rotating, and the sliding sleeve 14 drives the connecting plate 16 while sliding, one end of the connecting plate 16 moves while the other end will slowly support the support block 18, and the support block 18 will support the tire body 6 to fix the tire body 6, here the connecting shaft 17 is used to connect the support block 18 and the sliding sleeve 14, the fixed sleeve 12 provides a support point for the movement of the fixed sleeve 12, the device can firmly support the tire body 6 through the support block 18 so that it can keep it stable during the lifting process, and can avoid the tire body 6 from being lifted during the lifting process. The phenomenon of falling occurs during the process, and at the same time, it also indirectly improves the safety of work and protects the life, health and safety of the staff. At the same time, the device can also support and fix tires of different specifications, and can be used when facing tires of different specifications, which greatly increases the flexibility of work. Then turn on the switch of the first motor 9, the first motor 9 drives the pulley 8 to start rotating, and pulls the steel cable 10 at the same time. The steel cable 10 pulls the sliding frame 4 to move continuously upward along the vertical axis 3 while passing through the guide wheel 11. The linear bearing 5 here can increase the smoothness of sliding and reduce friction. The function of the support plate 7 is to fix the first motor 9. A moving wheel 2 is also provided on the bottom surface of the frame 1. The moving wheel 2 can flexibly adjust the position of the overall device, thereby increasing the overall maneuverability.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tire hoist, comprising a frame (1), characterized in that: A sliding frame (4) is arranged inside the frame (1), a fixing sleeve (12) is fixedly arranged inside the sliding frame (4), a second motor (13) is fixedly arranged at the tail end of the fixing sleeve (12), a screw rod (15) is fixedly arranged at the end of the main shaft of the second motor (13), the outer side of the screw rod (15) is threadedly connected to the sliding sleeve (14), a connecting plate (16) is rotatably arranged on the outer side of the sliding sleeve (14), a connecting shaft (17) is rotatably arranged at the other end of the connecting plate (16), the connecting shaft (17) passes through the connecting plate (16) and is rotatably connected to a support block (18), and a tire body (6) is sleeved on the outer side of the support block (18).

2. A tire lifting machine according to claim 1, characterized in that: A moving wheel (2) is fixedly arranged on the bottom surface of the frame (1), and a locking device is fixedly arranged on the outer side of the moving wheel (2).

3. A tire lifting machine according to claim 1, characterized in that: A first motor (9) is fixedly arranged on the top of the frame (1), a support plate (7) is fixedly arranged on the top of the frame (1), and the top surface of the first motor (9) is in contact with the support plate (7).

4. A tire lifting machine according to claim 3, characterized in that: A pulley (8) is fixedly arranged at the end of the main shaft of the first motor (9), and a steel cable (10) is fixedly arranged on the outer side of the pulley (8).

5. A tire lifting machine according to claim 4, characterized in that: A guide wheel (11) is rotatably arranged on the outer side of the steel cable (10), and the other end of the steel cable (10) is fixedly connected to the sliding frame (4).

6. A tire lifting machine according to claim 5, characterized in that: A rotating shaft is arranged inside the guide wheel (11), and the rotating shaft passes through the guide wheel (11) and is rotatably connected to the sliding frame (4).

7. A tire lifting machine according to claim 1, characterized in that: A vertical shaft (3) is fixedly arranged inside the frame (1), a linear bearing (5) is slidably arranged outside the vertical shaft (3), and the linear bearing (5) is fixedly connected to the sliding frame (4).

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