Material lifting device

By designing a lifting device for material transfer, the problems of operation difficulties and labor intensity of existing equipment are solved, and the safe and efficient transportation of materials from low positions to high positions are achieved, reducing the labor intensity of workers.

CN222476052UActive Publication Date: 2025-02-14HUNAN ZHONGNENGDA INTELLIGENT EQUIPMENT CO LTD
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Patent Information

Application Number
CN202420367449.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-27
Publication Date
2025-02-14
Estimated Expiration
2034-02-27

AI Technical Summary

Technical Problem

The design of existing material transfer equipment causes the operating table to be too high, and the operators have difficulty in handling heavy objects and are labor-intensive, which poses safety risks, especially for smaller female employees.

Method used

Design a material lifting device, including a fixed mounting seat, a telescopic power source, a lifting mechanism and a hopper. The lifting mechanism consists of an upper link, a side link and a lower link. The lifting mechanism is driven by the telescopic power source, and the hopper is in the lifting process. Incline the middle downward to realize the transport of the material from the low position to the high position.

Benefits of technology

This device can assist workers in the high and low position transfer of materials, reduce the labor intensity of personnel, ensure operation safety, and occupy small space.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a material lifting device which comprises a fixed mounting seat, a telescopic power source, a lifting mechanism and a hopper, and the lifting mechanism comprises an upper connecting rod, a side connecting rod and a lower connecting rod. The telescopic power source is fixed on the fixed mounting seat, a telescopic rod of the telescopic power source is rotatably connected with the middle position of the lower connecting rod, one end of the lower connecting rod is rotatably connected with the fixed mounting seat, and the other end is rotatably connected with the bottom end of the side connecting rod; one end of the upper connecting rod is rotationally connected with the fixed mounting seat, and the other end of the upper connecting rod is rotationally connected with the bottom of the hopper. After the telescopic power source is started, the lifting mechanism is driven to move upwards, the hopper is lifted, the hopper can incline downwards by a certain angle while being lifted, and when the hopper reaches the discharging height, the discharging action can be conducted. By means of the material lifting device, operators can be assisted in transferring materials from a low position where the materials are easy to operate to a high position where the materials are difficult to operate, so that the labor intensity of the operators is reduced, operation safety is guaranteed, and the occupied space is small.
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Description

Technical Field

[0001] The utility model belongs to the field of material transfer devices, in particular to a material lifting device. Background Art

[0002] During the material transfer process, due to the limitations of the existing transfer equipment design, the operating table for processes that require manual operation is too high, making it difficult and labor-intensive for operators to carry heavy objects. This is especially unfriendly to smaller female employees and can easily create safety hazards. Utility Model Content

[0003] The purpose of the utility model is to provide a material lifting device, which can assist operators to transfer materials from a relatively easy-to-operate lower position to a difficult-to-operate higher position, thereby reducing the labor intensity of operators and ensuring operation safety.

[0004] The utility model is implemented as follows: a material lifting device comprises a fixed mounting seat, a telescopic power source, a lifting mechanism and a hopper, the lifting mechanism comprises an upper connecting rod, a side connecting rod and a lower connecting rod, and the hopper is used to contain materials; the telescopic power source is fixed on the fixed mounting seat, and the telescopic rod of the telescopic power source is rotatably connected to the middle position of the lower connecting rod; one end of the lower connecting rod is rotatably connected to the fixed mounting seat, and the other end is rotatably connected to the bottom end of the side connecting rod; the top end of the side connecting rod is rotatably connected to the bottom of the hopper, one end of the upper connecting rod is rotatably connected to the fixed mounting seat, and the other end is rotatably connected to the bottom of the hopper.

[0005] Furthermore, the material lifting device also includes a vibrator and a vibrator mounting plate, the hopper is mounted on the vibrator, the vibrator is mounted on the vibrator mounting plate, the top end of the side connecting rod is rotatably connected to the side of the vibrator mounting plate away from the fixed mounting seat, and the other end of the upper connecting rod is rotatably connected to the side of the vibrator mounting plate close to the fixed mounting seat.

[0006] Furthermore, the lifting mechanism has two groups of upper connecting rods symmetrically arranged at intervals, two groups of side connecting rods symmetrically arranged at intervals, and two groups of lower connecting rods symmetrically arranged at intervals; the top ends of the two groups of side connecting rods are respectively rotatably connected to the two corners of the vibrator mounting plate on the side away from the fixed mounting seat, and the other ends of the two groups of upper connecting rods are respectively rotatably connected to the two corners of the vibrator mounting plate on the side close to the fixed mounting seat.

[0007] Furthermore, the top end of the side connecting rod is rotatably connected to the side of the vibrator mounting plate away from the fixed mounting seat through a fisheye joint, and the other end of the upper connecting rod is also rotatably connected to the side of the vibrator mounting plate close to the fixed mounting seat through a fisheye joint.

[0008] Furthermore, the rotational connection between the lower connecting rod and the fixed mounting seat, the rotational connection between the lower connecting rod and the side connecting rod, and the rotational connection between the upper connecting rod and the fixed mounting seat are all achieved through fisheye joints.

[0009] Furthermore, the lifting mechanism also includes a lower connecting plate, which is connected between the middle positions of the two groups of lower connecting rods, and the telescopic rod of the telescopic power source is rotatably connected to the middle position of the lower connecting plate.

[0010] Furthermore, the lifting mechanism also includes a lateral lower connecting rod, and the two ends of the lateral lower connecting rod are respectively rotatably connected to the ends of the two groups of lower connecting rods away from the fixed mounting seat; the bottom ends of the two groups of lateral connecting rods are respectively rotatably connected to the two ends of the lateral lower connecting rod.

[0011] Furthermore, the lifting mechanism also includes a nitrogen spring for swing angle, one end of the nitrogen spring for swing angle is rotatably connected to the lateral lower connecting rod, and the other end is rotatably connected to a side of the vibrator mounting plate close to the fixed mounting seat.

[0012] Furthermore, the lifting mechanism also includes a side connecting plate, which is connected between the middle positions of the two groups of side connecting rods.

[0013] Furthermore, the lifting mechanism also includes a foot cup and a foot cup mounting seat, the foot cup mounting seat is mounted on the lateral lower connecting rod, the foot cup is fixed below the foot cup mounting seat, and the height direction of the foot cup is perpendicular to the length direction of the lateral lower connecting rod.

[0014] Furthermore, the lifting mechanism also includes an upper connecting plate and a supporting nitrogen spring, the upper connecting plate is connected between the middle positions of the two groups of upper connecting rods, one end of the supporting nitrogen spring is rotatably connected to the upper connecting plate, and the other end is rotatably connected to the fixed mounting seat.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The material lifting device provided by the utility model has a telescopic power source that starts, and the telescopic rod begins to contract, driving the lifting mechanism to move upward, lifting the hopper. The hopper will tilt downward at a certain angle while being lifted. When the hopper reaches the material discharge height, the material discharge action can be performed; by pressing the return button, the lifting mechanism returns to the initial position in reverse, and the cycle repeats. The material lifting device can assist operators in transferring materials from a relatively easy-to-operate lower position to a difficult-to-operate higher position, thereby reducing the labor intensity of the operators, ensuring the safety of the operation, and occupying a small space. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a three-dimensional structural schematic diagram of a material lifting device provided by an embodiment of the utility model;

[0018] Figure 2 yes Figure 1 A schematic front view of the material lifting device shown;

[0019] Figure 3 yes Figure 1 The schematic diagram of the material lifting device before lifting is shown;

[0020] Figure 4 yes Figure 1 A schematic diagram showing the material lifting device when it is lifted until the upper connecting plate contacts the fixed mounting seat;

[0021] Figure 5 yes Figure 1 Schematic diagram of the material lifting device when it is lifted to the unloading height. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be a communication between the two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Please see Figure 1 and Figure 2 , shows a material lifting device provided by the present embodiment, including a fixed mounting base 1, a telescopic power source 2, a hopper 3 and a lifting mechanism 10; the hopper 3 is used to contain materials, and the telescopic power source 2 drives its telescopic rod to perform telescopic movement to make the lifting mechanism 10 rise and fall, and the lifting mechanism 10 drives the hopper 3 to rise and fall while rising and falling.

[0025] Specifically, the lifting mechanism 10 includes two groups of upper connecting rods 4 symmetrically arranged at intervals, two groups of side connecting rods 5 symmetrically arranged at intervals, two groups of lower connecting rods 6 symmetrically arranged at intervals, a vibrator 7, a vibrator mounting plate 8, a lower connecting plate 9, a lateral lower connecting rod a, two groups of nitrogen springs b for swing angles symmetrically arranged at intervals, a side connecting plate c, a foot cup d, a foot cup mounting seat e, an upper connecting plate f and two groups of nitrogen springs g for support symmetrically arranged at intervals.

[0026] The telescopic power source 2 is fixed on the fixed mounting seat 1. The telescopic power source 2 in this embodiment is an electric cylinder. In other embodiments, the telescopic power source 2 may also be a mechanism or device that can realize telescopic movement, such as a hydraulic cylinder.

[0027] The lower connecting plate 9 is connected between the middle positions of the two groups of lower connecting rods 6 , and the telescopic rod of the telescopic power source 2 is rotationally connected to the middle position of the lower connecting plate 9 .

[0028] The two ends of the lateral lower connecting rod a are rotatably connected to the ends of the two groups of lower connecting rods 6 away from the fixed mounting seat 1 through the fisheye joints h; the bottom ends of the two groups of side connecting rods 5 are rotatably connected to the two ends of the lateral lower connecting rod a through the fisheye joints h.

[0029] One end of the lower connecting rod 6 is rotatably connected to the fixed mounting seat 1 through a fisheye joint h, and the other end is also rotatably connected to one end of the lateral lower connecting rod a through the fisheye joint h.

[0030] The hopper 3 is mounted on the vibrator 7, the vibrator 7 is mounted on the vibrator mounting plate 8, and the top end of the side connecting rod 5 is rotatably connected to the side of the vibrator mounting plate 8 away from the fixed mounting seat 1 through a fisheye joint h. One end of the upper connecting rod 4 is hinged to the fixed mounting seat 1, and the other end of the upper connecting rod 4 is rotatably connected to the side of the vibrator mounting plate 8 close to the fixed mounting seat 1.

[0031] One end of the nitrogen spring b for swing angle is rotatably connected to the lateral lower connecting rod a, and the other end is rotatably connected to one side of the vibrator mounting plate 8 close to the fixed mounting seat 1.

[0032] The side connecting plate c is connected between the middle positions of the two sets of side connecting rods 5. The foot cup mounting seat e is sleeved on the side lower connecting rod a, and the foot cup d is fixed below the foot cup mounting seat e, and the height direction of the foot cup d is perpendicular to the length direction of the side lower connecting rod a.

[0033] The upper connecting plate f is connected between the middle positions of the two sets of upper connecting rods 4 , one end of the supporting nitrogen spring g is rotatably connected to the upper connecting plate f , and the other end is rotatably connected to the fixed mounting seat 1 .

[0034] In this embodiment, the top ends of the two sets of side connecting rods 5 are rotatably connected to the two corners of the vibrator mounting plate 8 away from the fixed mounting seat 1 through fisheye joints h, and the other ends of the two sets of upper connecting rods 4 are rotatably connected to the two corners of the vibrator mounting plate 8 close to the fixed mounting seat 1 through fisheye joints h.

[0035] Through the above connection method, each group of symmetrically arranged connecting rods can each form a trapezoidal structure to increase stability.

[0036] The working principle of the material lifting device of this embodiment is as follows:

[0037] The operator puts the material into the hopper 3 and presses the start button. The telescopic rod of the telescopic power source 2 begins to retract, driving the lower connecting rod 6 to rotate upward through the lower connecting plate f, and the lifting mechanism 10 is Figure 3 Move to the indicated position Figure 4 In this process, the support nitrogen spring g changes from a compressed state to an extended state, and the swing angle nitrogen spring b always remains in an extended state. Figure 4 At the position shown, the upper connecting plate f of the lifting mechanism 10 contacts the fixed mounting seat 1 and remains stationary. At this time, the supporting nitrogen spring g is close to the fully extended state. The lifting mechanism 10 continues to operate, the telescopic power source 2 drives the lower connecting rod 6 to continue to swing, and the swing angle nitrogen spring b begins to be compressed. The hopper 3 will tilt downward at a certain angle while continuing to rise, and finally reach Figure 5 The material lifting action is completed. At this time, the vibrator 7 vibrates to discharge the material in the material hopper 3 into the vibration plate 30 located on the frame 20 (it can also be other material containing devices or conveying devices). Press the return button and the lifting mechanism 10 returns to the initial position in the reverse direction, and the cycle repeats.

[0038] In summary, the application of the material lifting device of this embodiment can assist operators in transferring materials from a relatively easy-to-operate lower position to a difficult-to-operate higher position, thereby reducing the labor intensity of operators and ensuring operation safety.

[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A material lifting device, characterized in that: It includes a fixed mounting seat, a telescopic power source, a lifting mechanism and a hopper, the lifting mechanism includes an upper connecting rod, a side connecting rod and a lower connecting rod, and the hopper is used to contain materials; the telescopic power source is fixed on the fixed mounting seat, and the telescopic rod of the telescopic power source is rotatably connected to the middle position of the lower connecting rod; one end of the lower connecting rod is rotatably connected to the fixed mounting seat, and the other end is rotatably connected to the bottom end of the side connecting rod; the top end of the side connecting rod is rotatably connected to the bottom of the hopper, one end of the upper connecting rod is rotatably connected to the fixed mounting seat, and the other end is rotatably connected to the bottom of the hopper.

2. The material lifting device according to claim 1, characterized in that: It also includes a vibrator and a vibrator mounting plate, the hopper is mounted on the vibrator, the vibrator is mounted on the vibrator mounting plate, the top end of the side connecting rod is rotatably connected to the side of the vibrator mounting plate away from the fixed mounting seat, and the other end of the upper connecting rod is rotatably connected to the side of the vibrator mounting plate close to the fixed mounting seat.

3. The material lifting device according to claim 2, characterized in that: The lifting mechanism comprises two groups of upper connecting rods symmetrically arranged at intervals, two groups of side connecting rods symmetrically arranged at intervals, and two groups of lower connecting rods symmetrically arranged at intervals; the top ends of the two groups of side connecting rods are respectively rotatably connected to the two corners of the vibrator mounting plate on the side away from the fixed mounting seat, and the other ends of the two groups of upper connecting rods are respectively rotatably connected to the two corners of the vibrator mounting plate on the side close to the fixed mounting seat.

4. The material lifting device according to claim 2 or 3, characterized in that: The top end of the side connecting rod is rotatably connected to the side of the vibrator mounting plate away from the fixed mounting seat through a fisheye joint, and the other end of the upper connecting rod is also rotatably connected to the side of the vibrator mounting plate close to the fixed mounting seat through a fisheye joint.

5. The material lifting device according to claim 3, characterized in that: The rotational connection between the lower connecting rod and the fixed mounting seat, the rotational connection between the lower connecting rod and the side connecting rod, and the rotational connection between the upper connecting rod and the fixed mounting seat are all realized through fisheye joints.

6. The material lifting device according to claim 3, characterized in that: The lifting mechanism further comprises a lower connecting plate, which is connected between the middle positions of the two groups of lower connecting rods, and the telescopic rod of the telescopic power source is rotationally connected to the middle position of the lower connecting plate.

7. The material lifting device according to claim 3, characterized in that: The lifting mechanism also includes a lateral lower connecting rod, the two ends of which are rotatably connected to the ends of the two groups of lower connecting rods away from the fixed mounting seat; the bottom ends of the two groups of lateral connecting rods are rotatably connected to the two ends of the lateral lower connecting rod.

8. The material lifting device according to claim 7, characterized in that: The lifting mechanism also includes a nitrogen spring for swing angle, one end of the nitrogen spring for swing angle is rotatably connected to the lateral lower connecting rod, and the other end is rotatably connected to a side of the vibrator mounting plate close to the fixed mounting seat.

9. The material lifting device according to claim 3, characterized in that: The lifting mechanism further comprises a side connecting plate connected between middle positions of the two groups of side connecting rods.

10. The material lifting device according to claim 7, characterized in that: The lifting mechanism also includes a foot cup and a foot cup mounting seat, wherein the foot cup mounting seat is sleeved on the lateral lower connecting rod, the foot cup is fixed below the foot cup mounting seat, and the height direction of the foot cup is perpendicular to the length direction of the lateral lower connecting rod.

11. The material lifting device according to claim 3, characterized in that: The lifting mechanism also includes an upper connecting plate and a supporting nitrogen spring, wherein the upper connecting plate is connected between the middle positions of the two groups of upper connecting rods, one end of the supporting nitrogen spring is rotatably connected to the upper connecting plate, and the other end is rotatably connected to the fixed mounting seat.