Fixed shear fork type lifting platform

Abstract

The utility model discloses a fixed scissors fork type lifting platform relates to elevator technical field, including the bottom plate, be provided with the placing plate above the bottom plate, the upper surface of placing plate is provided with two through slot, the two through slot is symmetrically distributed with respect to the centre line of placing plate, the inner wall of two through slot is rotatingly equipped with a plurality of rotary drum, the rotary drum is equipped with the fixed scissors fork type lifting platform, and the fixed scissors fork type lifting platform is equipped with the fixed scissors fork type lifting platform. The multiple rollers are linearly distributed in the side line direction of the through grooves, and a sliding groove is formed in the position, between the two through grooves, of the upper surface of the containing groove. By arranging the winding assembly, the first steel cable and the roller, the ejector rod enters the position below materials to be lifted, the containing plate drives the ejector rod to integrally push goods upwards to be separated from the contact face, the winding assembly enables the goods on the ejector rod to move to the surface of the lifting platform through the first steel cable, and the roller reduces the contact area of the bottom face of the ejector rod; therefore, the time for heavy goods to enter the surface of the equipment is shortened, the required time is greatly shortened when a large batch of heavy goods are treated, and the goods carrying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lifts, in particular to a fixed scissor-type lifting platform. Background Art

[0002] Scissor lift is a widely used special equipment for aerial work. Its scissor mechanical structure makes the lifting platform have higher stability, a wide working platform and a higher load-bearing capacity, making the aerial work range larger and suitable for multiple people to work at the same time. It makes work more efficient and safer.

[0003] The existing technology has the following problems: when dismantling some heavier goods, due to the greater pressure of the goods on the top plate, the process of placing the goods on the lifting platform using the hydraulic system takes a long time. When handling large quantities of heavier goods, the time required is greatly increased, thereby reducing the efficiency of cargo handling. Utility Model Content

[0004] In order to solve the above technical problems, the present application provides a fixed scissors-type lifting platform, which solves the above-mentioned problem of low efficiency in current cargo handling.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A fixed scissors-type lifting platform comprises a base plate, a placing plate is arranged above the base plate, the upper surface of the placing plate is provided with two through grooves, the two through grooves are symmetrically distributed about the center line of the placing plate, a plurality of rollers are rotatably installed on the inner walls of the two through grooves, and the plurality of rollers are linearly distributed along the edge line direction of the through groove, a sliding groove is arranged on the upper surface of the placing groove between the two through grooves, two screw rods are rotatably installed on the inner wall of the sliding groove, the two screw rods are symmetrically distributed about the center line of the sliding groove, a slide plate is arranged inside the sliding groove, the slide plate is threadedly connected to the two screw rods, two push rods are fixedly installed on the side of the slide plate corresponding to the through groove, a first steel cable corresponding to the push rod is fixedly installed on the side of the slide plate away from the push rod, a winding assembly is provided on the end of the first steel cable away from the slide plate, and the winding assembly is fixedly connected to the side of the base plate.

[0007] Preferably, a rotating groove is provided on the upper surface of the base plate, and a first fixing rod and a second fixing rod are rotatably installed on the inner wall of the rotating groove, and the first fixing rod and the second fixing rod are symmetrically distributed about the center line of the rotating groove; two first support rods are sleeved on the outer surface of the first fixing rod, and the two first support rods are symmetrically distributed about the center line of the rotating groove; a second support rod is sleeved on the outer surface of the second fixing rod corresponding to the first support rod; a first connecting plate is fixedly installed on the bottom of the inner wall of the rotating groove, a round rod is fixedly installed between the two second support rods, a hydraulic rod is arranged between the first connecting plate and the round rod, and both ends of the hydraulic rod are rotatably connected to the first connecting plate and the round rod respectively.

[0008] Preferably, a third fixing rod is rotatably mounted on one end of the two first support rods away from the first fixing rod, and two third support rods corresponding to the first support rod are rotatably mounted on the outer surface of the third fixing rod, and a fourth fixing rod is rotatably mounted on one end of the two second support rods away from the second fixing rod, and two fourth support rods corresponding to the second support rod are rotatably mounted on the outer surface of the fourth fixing rod, a first connecting rod is rotatably mounted on one end of the first support rod, and the other end of the first connecting rod is rotatably connected to the middle part corresponding to the fourth support rod, a second connecting rod is rotatably mounted on the middle part of the first support rod, and the other end of the second connecting rod is rotatably connected to the end part corresponding to the fourth support rod.

[0009] Preferably, the winding assembly includes two main boards, a rotating shaft is rotatably installed between the two main boards, the outer surface of the rotating shaft is sleeved with a second steel cable corresponding to the first steel cable, a motor is arranged on one side of one of the main boards corresponding to the rotating shaft, the rotating shaft passes through the main boards and is fixedly connected to the output end of the motor.

[0010] Preferably, the roller is made of rubber.

[0011] Compared with the prior art, the advantages of the utility model are: the utility model is provided with a winding assembly, a first steel cable and a roller, the push rod enters under the material to be lifted, the placement plate drives the push rod as a whole to push the goods upward to leave the contact surface, the winding assembly moves the goods on the top plate to the surface of the lifting platform through the first steel cable, and the roller reduces the contact area of ​​the bottom surface of the push rod, thereby increasing the time for heavier goods to enter the surface of the equipment. When processing large quantities of heavier goods, the time required is greatly reduced, thereby improving the efficiency of cargo handling. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0014] Figure 3 for Figure 1 A partial enlarged view of middle A;

[0015] Figure 4 It is a schematic diagram of the internal structure of the winding component in the utility model.

[0016] The numbers in the figure are: 1. bottom plate; 2. placement plate; 3. through groove; 4. roller; 5. slide groove; 6. screw rod; 7. slide plate; 8. push rod; 9. first steel cable; 10. winding assembly; 11. rotating groove; 12. first fixed rod; 13. second fixed rod; 14. first support rod; 15. second support rod; 16. first connecting plate; 17. round rod; 18. hydraulic rod; 19. third fixed rod; 20. third support rod; 21. fourth fixed rod; 22. fourth support rod; 23. first connecting rod; 24. second connecting rod; 25. main board; 26. rotating shaft; 27. second steel cable; 28. motor. DETAILED DESCRIPTION

[0017] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0018] Reference Figure 1-4As shown, a fixed scissor-type lifting platform comprises a bottom plate 1, a placing plate 2 is arranged above the bottom plate 1, two through grooves 3 are provided on the upper surface of the placing plate 2, the two through grooves 3 are symmetrically distributed about the center line of the placing plate 2, a plurality of rollers 4 are rotatably installed on the inner walls of the two through grooves 3, and the plurality of rollers 4 are linearly distributed along the side line direction of the through groove 3, a slide 5 is provided on the upper surface of the placing groove between the two through grooves 3, two screw rods 6 are rotatably installed on the inner wall of the slide 5, the two screw rods 6 are symmetrically distributed about the center line of the slide 5, the two screw rods 6 are both externally connected to a power source, a slide plate 7 is arranged inside the slide 5, the slide plate 7 is threadedly connected to the two screw rods 6, two push rods 8 are fixedly installed on the side of the slide plate 7 corresponding to the through groove 3, a first steel cable 9 corresponding to the push rod 8 is fixedly installed on the side of the slide plate 7 away from the push rod 8, and a winding assembly 10 is arranged on the end of the first steel cable 9 away from the slide plate 7 The winding assembly 10 is fixedly connected to the side of the bottom plate 1, and the screw rod 6 rotates to make the slide plate 7 drive the push rod 8 to enter the bottom of the material to be lifted, and the placement plate 2 is lifted as a whole so that the material to be lifted is separated from the contact surface. The winding assembly 10 winds up the first steel cable 9. The side of the placement plate 2 corresponding to the first steel cable 9 is provided with a roller. The roller adjusts the movement trajectory of the first steel cable 9 and supports the first steel cable 9 at the same time. The first steel cable 9 applies tension to the slide plate 7, so that the material to be lifted on the push rod 8 enters above the placement plate 2. The winding assembly 10 and the first steel cable 9 facilitate the movement of materials. The side of the push rod 8 close to the drum 4 is provided with a rounded corner. When the push rod 8 drives the material to move to the through position, the rounded corner facilitates the push rod 8 to enter above the drum 4. The steel cable has high strength and stability, can withstand large tension and pressure, and ensures the stability of the slide plate 7 during the lifting process.

[0019] like Figure 2 As shown, a rotating groove 11 is opened on the upper surface of the base plate 1, and a first fixed rod 12 and a second fixed rod 13 are rotatably installed on the inner wall of the rotating groove 11, and the first fixed rod 12 and the second fixed rod 13 are symmetrically distributed about the center line of the rotating groove 11, and two first support rods 14 are sleeved on the outer surface of the first fixed rod 12, and the two first support rods 14 are symmetrically distributed about the center line of the rotating groove 11, and a second support rod 15 is sleeved on the outer surface of the second fixed rod 13 corresponding to the first support rod 14, and a first connecting plate 16 is fixedly installed on the bottom of the inner wall of the rotating groove 11, and a round rod 17 is fixedly installed between the two second support rods 15, and a hydraulic rod 18 is arranged between the first connecting plate 16 and the round rod 17, and two ends of the hydraulic rod 18 are rotatably connected to the first connecting plate 16 and the round rod 17 respectively, and the hydraulic rod 18 controls the rotation of the first support rod 14 and the second support rod 15 by contraction and extension.

[0020] like Figure 2-3As shown, the third fixing rod 19 is rotatably installed at one end of the two first support rods 14 away from the first fixing rod 12, and the outer surface of the third fixing rod 19 is sleeved with two third support rods 20 corresponding to the first support rod 14, and the fourth fixing rod 21 is rotatably installed at one end of the two second support rods 15 away from the second fixing rod 13, and the outer surface of the fourth fixing rod 21 is sleeved with two fourth support rods 22 corresponding to the second support rod 15, a first connecting rod 23 is rotatably installed at one end of the first support rod 14, and the other end of the first connecting rod 23 is rotatably connected to the middle part corresponding to the fourth support rod 22, a second connecting rod 24 is rotatably installed in the middle of the first support rod 14, and the other end of the second connecting rod 24 is rotatably connected to the end corresponding to the fourth support rod 22, and the fourth support rod 22 and the third support The ends of the rods 20 close to the placement plate 2 are connected to the placement plate 2 through the side plates. The first connecting rod 23, the second connecting rod 24, the first support rod 14 and the fourth support rod 22 form a parallelogram. When the hydraulic rod 18 is extended, the round rod 17 pushes the second support rod 15 to rotate, and at the same time, the second support rod 15 drives the fourth support rod 22 to rotate. The fourth support rod 22 and the fourth fixed rod 21 move upward. At the same time, the fourth support rod 22 drives one end of the second connecting rod 24 to move upward. The second connecting rod 24 drives the middle part of the first support rod 14 to rotate about the center of the first fixed rod 12, thereby causing the first support rod 14 to rotate, and the first support rod 14 drives the first connecting rod 23 to rotate. At the same time, the first connecting rod 23 pushes the fourth support rod 22, thereby causing the placement plate 2 to move upward.

[0021] like Figure 4 As shown, the winding assembly 10 includes two main boards 25, and a rotating shaft 26 is rotatably installed between the two main boards 25. The outer surface of the rotating shaft 26 is sleeved with a second steel cable 27 corresponding to the first steel cable 9. A motor 28 is provided on one side of one of the main boards 25 corresponding to the rotating shaft 26. The rotating shaft 26 passes through the main boards 25 and is fixedly connected to the output end of the motor 28. The motor 28 rotates to cause the rotating shaft 26 to wind up the second steel cable 27 on the surface, thereby winding up the first steel cable 9.

[0022] like Figure 1 As shown, the material of the roller 4 is rubber, which has a low friction coefficient. When the object slides on the placement plate 2, the rubber roller 4 can effectively reduce the friction between the object and the roller 4 and reduce wear, thereby protecting the surface of the object from damage and extending the service life of the roller 4.

[0023] Working principle: the hydraulic rod 18 moves the placement plate 2 to a suitable position by extending, the screw rod 6 rotates to allow the push rod 8 to enter, the screw rod 6 rotates to allow the slide plate 7 to drive the push rod 8 to enter the bottom of the material to be lifted, the hydraulic rod 18 further extends, so that the material leaves the contact surface, and the motor 28 in the winding assembly 10 rotates to allow the second steel cable 27 to drive the first steel cable 9 to contract, so that the slide plate 7 drives the push rod 8 to enter the through groove 3, and the screw rod 6 slowly reverses; when the hydraulic rod 18 extends, the round rod 17 pushes the second support rod 15 to rotate, and at the same time, the second support rod 15 drives the fourth support rod 22 to rotate, the fourth support rod 22 and the fourth fixed rod 21 move upward, and at the same time, the fourth support rod 22 drives one end of the second connecting rod 24 to move upward, and the second connecting rod 24 drives the middle part of the first support rod 14 to rotate about the center of the first fixed rod 12, so that the first support rod 14 rotates, the first support rod 14 drives the first connecting rod 23 to rotate, and at the same time, the first connecting rod 23 pushes the fourth support rod 22, so that the placement plate 2 moves upward.

[0024] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fixed scissor lift platform, comprising a base plate (1), characterized in that: A placement plate (2) is arranged above the bottom plate (1), and two through grooves (3) are provided on the upper surface of the placement plate (2), and the two through grooves (3) are symmetrically distributed about the center line of the placement plate (2), and a plurality of rollers (4) are rotatably mounted on the inner walls of the two through grooves (3), and the plurality of rollers (4) are linearly distributed along the edge direction of the through groove (3), and a slide groove (5) is provided on the upper surface of the placement groove between the two through grooves (3), and two screw rods (6) are rotatably mounted on the inner wall of the slide groove (5), and the two screw rods (6) are rotatably mounted on the inner wall of the two through grooves. ) are symmetrically distributed about the center line of the slide groove (5), a slide plate (7) is arranged inside the slide groove (5), the slide plate (7) is threadedly connected to the two screw rods (6), two push rods (8) are fixedly installed on the side of the slide plate (7) corresponding to the through groove (3), a first steel cable (9) corresponding to the push rod (8) is fixedly installed on the side of the slide plate (7) away from the push rod (8), a winding assembly (10) is arranged on the end of the first steel cable (9) away from the slide plate (7), and the winding assembly (10) is fixedly connected to the side of the bottom plate (1).

2. The fixed scissor lift platform according to claim 1, characterized in that: A rotation groove (11) is provided on the upper surface of the bottom plate (1), and a first fixing rod (12) and a second fixing rod (13) are rotatably mounted on the inner wall of the rotation groove (11), and the first fixing rod (12) and the second fixing rod (13) are symmetrically distributed about the center line of the rotation groove (11); two first support rods (14) are sleeved on the outer surface of the first fixing rod (12), and the two first support rods (14) are symmetrically distributed about the center line of the rotation groove (11); a second support rod (15) is sleeved on the outer surface of the second fixing rod (13) corresponding to the first support rod (14); a first connecting plate (16) is fixedly mounted on the bottom of the inner wall of the rotation groove (11), and a round rod (17) is fixedly mounted between the two second support rods (15); a hydraulic rod (18) is arranged between the first connecting plate (16) and the round rod (17), and two ends of the hydraulic rod (18) are rotatably connected to the first connecting plate (16) and the round rod (17) respectively.

3. The fixed scissor lift platform according to claim 2, characterized in that: A third fixing rod (19) is rotatably mounted on one end of the two first support rods (14) away from the first fixing rod (12); two third supporting rods (20) corresponding to the first support rod (14) are sleeved on the outer surface of the third fixing rod (19); a fourth fixing rod (21) is rotatably mounted on one end of the two second support rods (15) away from the second fixing rod (13); two fourth supporting rods (22) corresponding to the second support rod (15) are sleeved on the outer surface of the fourth fixing rod (21); a first connecting rod (23) is rotatably mounted on one end of the first support rod (14); the other end of the first connecting rod (23) is rotatably connected to the middle portion corresponding to the fourth support rod (22); a second connecting rod (24) is rotatably mounted on the middle portion of the first support rod (14); the other end of the second connecting rod (24) is rotatably connected to the end portion corresponding to the fourth support rod (22).

4. The fixed scissor lift platform according to claim 1, characterized in that: The winding assembly (10) comprises two main boards (25), a rotating shaft (26) is rotatably mounted between the two main boards (25), a second steel cable (27) corresponding to the first steel cable (9) is sleeved on the outer surface of the rotating shaft (26), a motor (28) is arranged on one side of one of the main boards (25) corresponding to the rotating shaft (26), and the rotating shaft (26) passes through the main boards (25) and is fixedly connected to the output end of the motor (28).

5. The fixed scissor lift platform according to claim 1, characterized in that: The roller (4) is made of rubber.

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