Ton bag material transport trolley convenient for unloading

Abstract

The utility model belongs to the field of transport trolleys, and particularly relates to a ton bag material transport trolley convenient to unload, which comprises a base, a support is fixedly connected to the left part of the upper end of the base, a suspension arm frame is mounted in the upper end of the support through a bearing, and an expansion arm is slidably connected in the suspension arm frame. A connecting seat is rotatably connected to the interior of the expansion arm, a hook is fixedly connected to the lower end of the connecting seat, a blocking frame is hinged to the interior of the right end of the hook, a limiting mechanism is arranged on the outer side of the hook, and a supporting frame is fixedly connected to the lower portion of the left end of the base. According to the utility model, the structures such as the expansion arm, the screw rod and the motor are additionally arranged on the suspension arm frame, after the ton bag is hoisted through the hook, the expansion arm can be driven to move through the screw-thread fit between the screw rod and the internal thread pipe, and the expansion arm can drive the ton bag to be separated from the range of the base through the hook in the moving process; and the driven device enables the transportation trolley to be more convenient to unload materials.

Description

Technical Field

[0001] The utility model relates to the technical field of transport trolleys, in particular to a ton-bag material transport trolley which is convenient for unloading. Background Art

[0002] In the process of producing silicon materials, the raw materials need to be transported by ton bags. When the ton bags are transported to the interior of the factory by transportation equipment, the ton bags need to be transported by transport carts due to the limited space inside the factory. However, the transport carts in the prior art are not convenient for unloading the ton bags during the transportation process, and the hanging straps of the ton bags are unstable. Therefore, the prior art needs to be improved. Utility Model Content

[0003] The utility model aims to provide a trolley for transporting ton bags which is convenient for unloading, thereby solving the problems of inconvenient unloading of ton bags and unstable suspension of ton bag belts.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a trolley for transporting ton-bag materials which is convenient for unloading, comprising a base, a bracket fixedly connected to the left upper end of the base, a boom frame installed inside the upper end of the bracket through a bearing, an extension arm slidably connected to the inside of the boom frame, a connecting seat rotatably connected to the inside of the extension arm, a hook fixedly connected to the lower end of the connecting seat, a blocking frame hingedly connected to the right end of the hook, a limiting mechanism is arranged on the outside of the hook, a supporting frame fixedly connected to the lower left end of the base, an electric telescopic rod hingedly connected to the outside of the supporting frame, a connecting frame fixedly connected to the outside of the output end of the electric telescopic rod, a mounting frame fixedly connected to the left top wall of the boom frame, a threaded pipe fixedly connected to the inside of the left end of the extension arm, a screw mounted inside the mounting frame through a bearing, and a motor fixedly installed on the left end of the boom frame.

[0005] Preferably, the limiting mechanism includes a fixing plate, a fixing plate is fixedly connected to the upper part of the vertical surface of the right end of the hook, a connecting nail is slidably connected to the inside of the fixing plate, the lower end of the connecting nail is fixedly connected to a limiting frame, a spring is provided on the outer side of the connecting nail, the limiting frame is slidably connected to the hook, and the limiting frame can limit the blocking frame.

[0006] Preferably, one end of the spring is fixedly connected to the fixing plate, the other end of the spring is fixedly connected to the limit frame, the limit frame is slidably connected to the retaining frame, and the spring can drive the limit frame to automatically reset through elastic force.

[0007] Preferably, four evenly distributed universal wheels are installed at the lower end of the base, and the connecting frame is hinged to the boom frame. The universal wheels can make the base easier to move.

[0008] Preferably, two symmetrically distributed reinforcing ribs are fixedly connected to the lower right end of the bracket, and the reinforcing ribs are fixedly connected to the base. The reinforcing ribs can increase the connection strength between the bracket and the base.

[0009] Preferably, the screw rod is connected to the internal threaded tube via threads, the output end of the motor is fixedly connected to the screw rod, and the screw rod can drive the expansion arm to move by cooperating with the threads of the threaded tube.

[0010] Preferably, a connecting plate is fixedly connected to the right portion of the top wall of the boom frame, the connecting plate is slidably connected to the extension arm, the connecting plate is connected to the screw rod via a bearing, and the connecting plate can support the screw rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model adds an extension arm, a screw rod, a motor and other structures to the boom frame. After the ton bag is hoisted by a hook, the extension arm can be driven by the threaded cooperation between the screw rod and the internal threaded pipe. During the movement, the extension arm can drive the ton bag to leave the range of the base through the hook, and the driven transport trolley can be more convenient for unloading.

[0013] 2. The utility model adds structures such as a limit frame, a spring and a retaining frame to the hook. After the strap of the ton bag is hung inside the hook, a limit frame is provided to limit the retaining frame to the outside of the hook, so that the hook can be closed, thereby effectively preventing the strap of the ton bag from falling off the hook. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A three-dimensional cross-sectional view of

[0016] Figure 3 For the utility model Figure 1 A three-dimensional enlarged view of the hook;

[0017] Figure 4 For the utility model Figure 3 A three-dimensional cross-sectional view of

[0018] Figure 5 For the utility model Figure 3 A three-dimensional enlarged image of the limiting frame.

[0019] In the figure: 1. base; 2. bracket; 3. boom frame; 4. extension arm; 5. connecting seat; 6. hook; 7. stop frame; 8. limit mechanism; 9. universal wheel; 10. reinforcing rib; 11. support frame; 12. electric telescopic rod; 13. connecting frame; 14. mounting frame; 15. threaded pipe; 16. screw; 17. connecting plate; 18. motor; 81. fixing plate; 82. connecting nail; 83. limit frame; 84. spring. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1 , Figure 2 , Figure 3 A trolley for transporting ton-bag materials which is convenient for unloading comprises a base 1, a bracket 2 is fixedly connected to the left upper end of the base 1, a boom frame 3 is installed inside the upper end of the bracket 2 through a bearing, an extension arm 4 is slidably connected inside the boom frame 3, a connecting seat 5 is rotatably connected inside the extension arm 4, a hook 6 is fixedly connected to the lower end of the connecting seat 5, a blocking frame 7 is hinged inside the right end of the hook 6, a limiting mechanism 8 is arranged on the outer side of the hook 6, a supporting frame 11 is fixedly connected to the lower left end of the base 1, an electric telescopic rod 12 is hinged on the outer side of the supporting frame 11, a connecting frame 13 is fixedly connected to the outer side of the output end of the electric telescopic rod 12, a mounting frame 14 is fixedly connected to the left part of the top wall of the boom frame 3, a threaded pipe 15 is fixedly connected inside the left end of the extension arm 4, a screw 16 is installed inside the mounting frame 14 through a bearing, and a motor 18 is fixedly installed on the left end of the boom frame 3.

[0022] See also Figure 1 , Figure 2 , Figure 3 The limiting mechanism 8 includes a fixed plate 81, a fixed plate 81 is fixedly connected to the upper part of the vertical surface of the right end of the hook 6, a connecting nail 82 is slidably connected inside the fixed plate 81, the lower end of the connecting nail 82 is fixedly connected to a limiting frame 83, a spring 84 is arranged on the outer side of the connecting nail 82, the limiting frame 83 is slidably connected to the hook 6, the limiting frame 83 can limit the blocking frame 7, one end of the spring 84 is fixedly connected to the fixed plate 81, the other end of the spring 84 is fixedly connected to the limiting frame 83, the limiting frame 83 is slidably connected to the blocking frame 7, and the spring 84 can drive the limiting frame 83 to automatically reset through elastic force.

[0023] See also Figure 3 , Figure 4Four evenly distributed universal wheels 9 are installed at the lower end of the base 1, and the connecting frame 13 is hinged to the boom frame 3. The universal wheels 9 can make the base 1 easier to move. Two symmetrically distributed reinforcing ribs 10 are fixedly connected to the lower right end of the bracket 2. The reinforcing ribs 10 are fixedly connected to the base 1, and the reinforcing ribs 10 can increase the connection strength between the bracket 2 and the base 1. The screw 16 is connected to the internal threaded tube 15 through a thread, and the output end of the motor 18 is fixedly connected to the screw 16. The screw 16 can drive the expansion arm 4 to move by the threaded cooperation with the threaded tube 15. The right part of the top wall of the boom frame 3 is fixedly connected with a connecting plate 17, and the connecting plate 17 is slidably connected to the expansion arm 4. The connecting plate 17 is connected to the screw 16 through a bearing, and the connecting plate 17 can support the screw 16.

[0024] The specific implementation process of the utility model is as follows: when in use, the limit frame 83 is pushed upward, and the limit frame 83 drives the connecting nail 82 to move and compress the spring 84. When the limit frame 83 is separated from the blocking frame 7, the blocking frame 7 is turned downward, and then the bag strap of the ton bag is placed inside the hook 6. After the placement is completed, the blocking frame 7 is reset, and the limit frame 83 is released, and the spring 84 is reset. The spring 84 can drive the limit frame 83 to slide to the outside of the blocking frame 7 through elastic force to complete the limit of the blocking frame 7, so that the ton bag can be hung more stably;

[0025] Then start the electric telescopic rod 12, which can drive the boom frame 3 to deflect upward, so that the ton bag can be lifted, and then the transport trolley and the ton bag are transported to the predetermined position in the factory through the universal wheel 9. After the transportation is in place, start the motor 18, and the motor 18 drives the screw rod 16 to rotate. During the rotation, the screw rod 16 can drive the expansion arm 4 to move through the thread cooperation with the internal threaded tube 15. The expansion arm 4 can move the ton bag during the movement. When the ton bag moves to the top of the predetermined placement area, the electric telescopic rod 12 drives the boom frame 3 to deflect downward, so that the ton bag can be easily unloaded to the predetermined area.

[0026] Although 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 trolley for transporting ton-sized bags of materials for easy unloading, comprising a base (1), characterized in that: The upper left part of the base (1) is fixedly connected to a bracket (2); a boom frame (3) is installed inside the upper end of the bracket (2) via a bearing; an extension arm (4) is slidably connected inside the boom frame (3); a connecting seat (5) is rotatably connected inside the extension arm (4); a hook (6) is fixedly connected to the lower end of the connecting seat (5); a retaining frame (7) is hinged inside the right end of the hook (6); a limiting mechanism (8) is arranged on the outer side of the hook (6); and a lower left end of the base (1) is fixedly connected to the lower end of the hook (6). The support frame (11) is fixedly connected to the top of the boom frame (3); an electric telescopic rod (12) is hingedly connected to the outside of the support frame (11); a connecting frame (13) is fixedly connected to the outside of the output end of the electric telescopic rod (12); a mounting frame (14) is fixedly connected to the left of the top wall of the boom frame (3); a threaded tube (15) is fixedly connected to the inside of the left end of the expansion arm (4); a screw rod (16) is installed inside the mounting frame (14) via a bearing; and a motor (18) is fixedly installed to the left end of the boom frame (3).

2. A trolley for transporting ton-bag materials that is easy to unload according to claim 1, characterized in that: The limiting mechanism (8) comprises a fixing plate (81), the fixing plate (81) being fixedly connected to the upper part of the vertical surface of the right end of the hook (6), a connecting pin (82) being slidably connected inside the fixing plate (81), the lower end of the connecting pin (82) being fixedly connected to a limiting frame (83), a spring (84) being arranged on the outer side of the connecting pin (82), and the limiting frame (83) being slidably connected to the hook (6).

3. A trolley for transporting ton-bag materials that is easy to unload according to claim 2, characterized in that: One end of the spring (84) is fixedly connected to the fixing plate (81), the other end of the spring (84) is fixedly connected to the limiting frame (83), and the limiting frame (83) is slidably connected to the blocking frame (7).

4. The trolley for transporting ton-bag materials that is easy to unload according to claim 1 is characterized in that: Four evenly distributed universal wheels (9) are mounted on the lower end of the base (1), and the connecting frame (13) is hingedly connected to the boom frame (3).

5. The trolley for transporting ton-bag materials that is easy to unload according to claim 1 is characterized in that: Two symmetrically distributed reinforcing ribs (10) are fixedly connected to the lower right end of the bracket (2), and the reinforcing ribs (10) are fixedly connected to the base (1).

6. The trolley for transporting ton-bag materials that is convenient for unloading according to claim 1 is characterized in that: The screw rod (16) is connected to the threaded tube (15) via threads, and the output end of the motor (18) is fixedly connected to the screw rod (16).

7. The trolley for transporting ton-bag materials that is easy to unload according to claim 1 is characterized in that: A connecting plate (17) is fixedly connected to the right portion of the top wall of the boom frame (3); the connecting plate (17) is slidably connected to the extension arm (4); and the connecting plate (17) is connected to the screw rod (16) via a bearing.

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