Lifting equipment for feeding and discharging

Abstract

The utility model relates to the technical field of lifting equipment, in particular to lifting equipment for feeding and discharging, which comprises a lifting equipment body and a loading platform arranged on the lifting equipment body, the top surface of the loading platform is fixedly connected with two fixed plates, and the left and right sides of the two fixed plates are respectively provided with two moving plates; connecting grooves are formed in the front faces of the two fixing plates correspondingly, fixing frames are fixedly connected into the two connecting grooves correspondingly, and supporting rods with one ends penetrating through the fixing frames and extending out of the fixing frames are rotationally connected to the inner walls of the left sides and the inner walls of the right sides of the two fixing frames through bearings correspondingly. According to the lifting equipment for feeding and discharging, under the action of the moving plate, the trolley is limited, the stability of the trolley is improved, then the safety is improved, the moving plate is driven to move through threaded connection between a screw rod and a supporting rod, a worker can conveniently adjust the position of the moving plate, and the working efficiency is improved. And small trolleys of different specifications can be conveniently fixed, and the practicability is improved.

Description

Technical Field

[0001] The present application relates to the technical field of lifting equipment, and specifically to lifting equipment used for loading and unloading materials. Background Art

[0002] Lifting equipment is a device used to lift objects. It adopts external power for traction and uses electric motors or small diesel engines as power for lifting. It is convenient and flexible, has good maneuverability, is safe and reliable. Freight elevators are a type of lifting equipment and are widely used in factories, warehouses, shopping centers, hotels, airports, stations and other places.

[0003] Chinese patent CN216863542U discloses a freight lift, which discloses a technical solution for convenient support, solving the problem that when existing freight lifts transport long goods, due to the limited area of ​​the loading platform, the long goods can only be placed vertically, thus requiring the operator to manually support the goods, which is time-consuming and labor-intensive.

[0004] In the process of implementing this application, the inventors found that there are at least the following problems in this technology. When the device is in use, the freight elevator transports raw materials and finished products. During transportation, the carts loaded with materials are generally moved onto the freight elevator. During the lifting and lowering of the freight elevator, the carts are prone to move, reducing stability and safety. Therefore, a lifting device for loading and unloading materials is proposed to solve the above problems. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a lifting device for loading and unloading materials, which has the advantages of convenient fixation and improved safety. It solves the problem that when the device is in use, the freight elevator is used to transport raw materials and finished products. During transportation, a cart loaded with materials is generally moved onto the freight elevator. During the lifting process of the freight elevator, the cart is prone to move, thereby reducing safety.

[0006] In order to achieve the above-mentioned purpose of convenient fixation and improved safety, the present application provides the following technical solutions: a lifting device for loading and unloading materials, comprising a lifting device body and a loading platform arranged on the lifting device body, wherein two fixed plates are fixedly connected to the top surface of the loading platform, and two movable plates are placed on the left and right sides of the two fixed plates;

[0007] The front sides of the two fixed plates are provided with connecting grooves, the interiors of the two connecting grooves are fixedly connected with fixing frames, the left inner walls and the right inner walls of the two fixing frames are rotatably connected with a support rod having one end penetrating the fixing frame and extending to the outside thereof through bearings, the four supporting rods are threadedly connected with a screw having one end extending to the inside thereof on a side away from the fixing frame, the four screws are fixedly connected with the four movable plates respectively, and the top surface of the loading platform is provided with two placement grooves;

[0008] The two fixing frames are provided with driving components for driving the supporting rod to rotate, and the insides of the two placing grooves are provided with blocking components for blocking the trolley.

[0009] The present application drives the support rod to rotate under the action of the driving component, which is convenient for the staff to operate, and blocks the trolley through the action of the blocking component to improve the stability of the trolley.

[0010] Furthermore, two slide grooves are provided on the top surface of the loading platform, and the bottom surfaces of the four movable plates are fixedly connected to sliders with one end extending into the slide grooves, and the front and back surfaces of the four sliders are fixedly connected to ceramic blocks.

[0011] The beneficial effect of adopting the above further solution is: the movable plate is supported by the sliding connection between the slider and the slide groove, thereby improving the stability of the movable plate.

[0012] Furthermore, threaded holes are formed on the side surfaces of the four support rods away from the fixing frame, the four screw rods extend into the threaded holes and are threadedly connected thereto, the slider is slidably connected to the slide groove, and the ceramic block fits the slide groove.

[0013] The beneficial effect of adopting the above further solution is that the movable plate is driven to move through the threaded connection between the screw rod and the support rod, which is convenient for the staff to operate.

[0014] Furthermore, the driving assembly includes a rotating rod, one end of which is rotatably connected to the top surface of the fixed plate through a bearing, and the other end of the rotating rod passes through the fixed plate in sequence and extends to the interior of the fixed frame. A driving bevel gear is fixedly installed on the outer peripheral wall of the rotating rod, and a driven bevel gear meshing with the driving bevel gear is fixedly installed on the outer peripheral walls of the four support rods, and a handle is fixedly installed on the top surface of the rotating rod.

[0015] The beneficial effect of adopting the above further solution is that the support rod is driven to rotate through the meshing between the active bevel gear and the driven bevel gear, which is convenient for the staff to operate.

[0016] Furthermore, the rotating rod is rotatably connected to a fixing frame via a bearing, the fixing frame is a U-shaped frame, and the driving bevel gear is located between two driven bevel gears.

[0017] The beneficial effect of adopting the above further solution is that the rotating rod is supported by the fixing frame, thereby improving the stability of the rotating rod.

[0018] Furthermore, the blocking assembly includes two electric push rods, which are fixedly installed inside the placement slot, a support plate is fixedly connected between the output ends of the two electric push rods, a baffle is fixedly connected to the top surface of the support plate, four limit slots are opened inside the loading platform, and a limit block with one end extending into the limit slot is fixedly connected to the front and back sides of the baffle.

[0019] The beneficial effect of adopting the above further solution is that the baffle is driven to move under the action of the electric push rod, which is convenient for the staff to operate.

[0020] Furthermore, the baffle plate, the support plate and the placement slot are tightly fitted, and the four limiting slots are respectively located at the front and back sides of the two placement slots.

[0021] The beneficial effect of adopting the above further solution is: by placing the groove and the baffle in contact with each other, the baffle is supported and the stability of the baffle is improved.

[0022] Furthermore, the limiting block and the limiting groove are slidably connected, and the placement groove is located at the front side of the sliding groove.

[0023] The beneficial effect of adopting the above further solution is: through the sliding connection between the limiting block and the limiting groove, the support plate is supported, thereby improving the stability of the support plate.

[0024] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0025] The lifting device for loading and unloading materials restricts the trolley under the action of the moving plate, thereby improving the stability of the trolley and further improving the safety. The moving plate is driven to move through the threaded connection between the screw rod and the support rod, which makes it convenient for staff to adjust the position of the moving plate and conveniently fix trolleys of different specifications, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the utility model;

[0027] Figure 2 It is a side view of the structure of the utility model;

[0028] Figure 3 It is a left schematic diagram of the internal structure of the loading platform in the structure of the utility model;

[0029] Figure 4 for Figure 3 A is a magnified schematic diagram of the structure;

[0030] Figure 5 It is a schematic diagram of the internal structure of the placement groove in the structure of the utility model.

[0031] Description of reference numerals:

[0032] 1. Lifting equipment body; 2. Loading platform; 3. Moving plate; 4. Connecting groove; 5. Fixed plate; 6. Turning rod; 7. Handle; 8. Fixed frame; 9. Screw; 10. Support rod; 11. Driven bevel gear; 12. Driving bevel gear; 13. Slide; 14. Sliding block; 15. Ceramic block; 16. Electric push rod; 17. Support plate; 18. Limit block; 19. Limit groove; 20. Placement groove; 21. Baffle. DETAILED DESCRIPTION

[0033] 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.

[0034] See also Figure 1-3 The lifting device for loading and unloading materials in this embodiment includes a lifting device body 1 and a loading platform 2 arranged on the lifting device body 1. Two fixed plates 5 are fixedly connected to the top surface of the loading platform 2, and two movable plates 3 are placed on the left and right sides of the two fixed plates 5.

[0035] A connecting groove 4 is provided on the front of the two fixed plates 5, and a fixing frame 8 is fixedly connected to the inside of the two connecting grooves 4. The left inner wall and the right inner wall of the two fixing frames 8 are rotatably connected to a support rod 10 with one end penetrating the fixing frame 8 and extending to the outside thereof through a bearing. The four support rods 10 are threadedly connected to a screw 9 with one end extending to the inside thereof on the side away from the fixing frame 8. Threaded holes are provided on the side away from the fixing frame 8. The four screws 9 extend to the inside of the threaded holes and are threadedly connected thereto. The four screws 9 are fixedly connected to the four movable plates 3 respectively, and two placement grooves 20 are provided on the top surface of the loading platform 2.

[0036] Two slide grooves 13 are provided on the top surface of the loading platform 2, and the bottom surfaces of the four movable plates 3 are fixedly connected to a slider 14 with one end extending into the inside of the slide groove 13. The slider 14 is slidably connected to the slide groove 13, and the front and back sides of the four sliders 14 are fixedly connected to ceramic blocks 15, which fit the ceramic blocks 15 and the slide groove 13.

[0037] It should be noted that the lifting device body 1 is a conventional device known to the public in the prior art, and its specific structure and working principle will not be described in detail herein.

[0038] Specifically, the trolley is placed between two movable plates 3, and the support rod 10 is rotated. The movable plate 3 is moved and fitted with the trolley through the threaded connection between the support rod 10 and the screw rod 9 and the sliding connection between the slider 14 and the slide groove 13 to fix the trolley. The slider 14 is supported by the fit between the ceramic block 15 and the slide groove 13. The ceramic block 15 has the advantages of low friction, smooth sliding, and reduced wear, thereby improving the stability of the slider 14.

[0039] See also Figure 1-3 In this embodiment, a driving assembly is provided on the two fixing frames 8, and the driving assembly includes a rotating rod 6, one end of the rotating rod 6 is rotatably connected to the top surface of the fixing plate 5 through a bearing, and the other end of the rotating rod 6 passes through the fixing plate 5 in sequence and extends to the inside of the fixing frame 8. The fixing frame 8 is a U-shaped frame, and the rotating rod 6 is rotatably connected to the fixing frame 8 through a bearing. A driving bevel gear 12 is fixedly installed on the outer peripheral wall of the rotating rod 6, and a driven bevel gear 11 meshing with the driving bevel gear 12 is fixedly installed on the outer peripheral walls of the four support rods 10. The directions of the two adjacent support rods 10 are opposite, and the driving bevel gear 12 is located between the two driven bevel gears 11, and a handle 7 is fixedly installed on the top surface of the rotating rod 6.

[0040] Specifically, the handle 7 is rotated to drive the rotating rod 6 to rotate, thereby driving the active bevel gear 12 to rotate, and the supporting rod 10 is driven to rotate through the meshing between the active bevel gear 12 and the driven bevel gear 11.

[0041] See also Figure 3-5 In this embodiment, the two placement slots 20 are each provided with a blocking assembly, and the blocking assembly includes two electric push rods 16, and the two electric push rods 16 are both fixedly installed in the placement slot 20. A support plate 17 is fixedly connected between the output ends of the two electric push rods 16, and a baffle 21 is fixedly connected to the top surface of the support plate 17. The baffle 21, the support plate 17 and the placement slot 20 fit tightly together. Four limiting slots 19 are opened inside the loading platform 2, and a limiting block 18 with one end extending into the limiting slot 19 is fixedly connected to the front and back sides of the baffle 21. The limiting block 18 and the limiting slot 19 are slidably connected. The four limiting slots 19 are respectively located at the front and back sides of the two placement slots 20, and the placement slot 20 is located at the front side of the slide slot 13.

[0042] It should be noted that the electric push rod 16 is a conventional device known to the public in the prior art, and its specific structure and working principle will not be described in detail herein.

[0043] Specifically, the electric push rod 16 is started, and the output end of the electric push rod 16 drives the support plate 17 to move, thereby moving the baffle 21. The baffle 21 is located on the top of the loading platform 2, restricting the moving wheels of the trolley, thereby restricting the trolley and improving the stability of the trolley. The support plate 17 is supported by the sliding connection between the limit block 18 and the limit groove 19, thereby improving the stability of the baffle 21.

[0044] The electrical components appearing in the text are all electrically connected to the controller and the power supply. The control method of the utility model is controlled by the controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power supply is also common knowledge in this field. The utility model is mainly used to protect mechanical devices, so the utility model will no longer explain the control method and circuit connection in detail.

[0045] The working principle of the above embodiment is:

[0046] The trolley is placed between the two movable plates 3, and the handle 7 is turned to drive the rotating rod 6 to rotate, thereby driving the active bevel gear 12 to rotate, and the meshing between the active bevel gear 12 and the driven bevel gear 11 drives the support rod 10 to rotate, and the threaded connection between the support rod 10 and the screw rod 9 and the sliding connection between the slider 14 and the slide groove 13 make the movable plate 3 move and fit with the trolley to fix the trolley, and the slider 14 is supported by the fit between the ceramic block 15 and the slide groove 13 to improve the stability of the slider 14, and then the electric push rod 16 is started, and the output end of the electric push rod 16 drives the support plate 17 to move, thereby moving the baffle 21, and the baffle 21 is located on the top of the loading platform 2, so as to limit the moving wheels of the trolley, thereby limiting the stability of the trolley, and supporting the support plate 17 through the sliding connection between the limit block 18 and the limit groove 19 to improve the stability of the baffle 21.

Claims

1. A lifting device for loading and unloading materials, comprising a lifting device body (1) and a loading platform (2) arranged on the lifting device body (1), characterized in that: Two fixed plates (5) are fixedly connected to the top surface of the loading platform (2), and two movable plates (3) are placed on the left and right sides of the two fixed plates (5); The front sides of the two fixed plates (5) are provided with connection grooves (4), the interiors of the two connection grooves (4) are fixedly connected with fixed frames (8), the left inner walls and the right inner walls of the two fixed frames (8) are rotatably connected to a support rod (10) having one end penetrating the fixed frame (8) and extending to the outside thereof through a bearing, the four support rods (10) are threadedly connected to a screw rod (9) having one end extending to the inside thereof on a side away from the fixed frame (8), the four screw rods (9) are fixedly connected to the four movable plates (3) respectively, and the top surface of the loading platform (2) is provided with two placement grooves (20); The two fixing frames (8) are provided with driving components for driving the support rod (10) to rotate, and the two placement grooves (20) are provided with blocking components inside for blocking the trolley.

2. The lifting device for loading and unloading materials according to claim 1 is characterized in that: The top surface of the loading platform (2) is provided with two slide grooves (13), the bottom surfaces of the four movable plates (3) are fixedly connected to a slider (14) having one end extending into the inside of the slide groove (13), and the front and back surfaces of the four sliders (14) are fixedly connected to a ceramic block (15).

3. The lifting device for loading and unloading materials according to claim 2 is characterized in that: The four support rods (10) are provided with threaded holes on one side away from the fixing frame (8), the four screw rods (9) extend into the threaded holes and are threadedly connected thereto, the slider (14) and the slide groove (13) are slidably connected, and the ceramic block (15) and the slide groove (13) are fitted.

4. The lifting device for loading and unloading materials according to claim 1 is characterized in that: The driving assembly comprises a rotating rod (6), one end of which is rotatably connected to the top surface of a fixed plate (5) via a bearing, the other end of which passes through the fixed plate (5) in sequence and extends to the inside of a fixed frame (8), a driving bevel gear (12) is fixedly mounted on the outer peripheral wall of the rotating rod (6), a driven bevel gear (11) meshing with the driving bevel gear (12) is fixedly mounted on the outer peripheral walls of the four support rods (10), and a handle (7) is fixedly mounted on the top surface of the rotating rod (6).

5. The lifting device for loading and unloading materials according to claim 4 is characterized in that: The rotating rod (6) is rotatably connected to a fixing frame (8) via a bearing; the fixing frame (8) is a U-shaped frame; and the driving bevel gear (12) is located between two driven bevel gears (11).

6. The lifting device for loading and unloading materials according to claim 4 is characterized in that: The blocking assembly comprises two electric push rods (16), the two electric push rods (16) are fixedly mounted inside the placement slot (20), a support plate (17) is fixedly connected between the output ends of the two electric push rods (16), a baffle (21) is fixedly connected to the top surface of the support plate (17), four limit slots (19) are formed inside the loading platform (2), and a limit block (18) is fixedly connected to the front and back sides of the baffle (21), one end of which extends into the limit slot (19).

7. The lifting device for loading and unloading materials according to claim 6, characterized in that: The baffle plate (21), the support plate (17) and the placement groove (20) are tightly fitted, and the four limiting grooves (19) are respectively located on the front and back sides of the two placement grooves (20).

8. The lifting device for loading and unloading materials according to claim 7 is characterized in that: The limiting block (18) and the limiting groove (19) are slidably connected, and the placement groove (20) is located at the front side of the sliding groove (13).

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