Graphite large flat plate lifting platform

Abstract

The utility model relates to the technical field of lifting equipment, and discloses a graphite large flat plate lifting platform which is characterized in that two groups of inner rotating seats are fixedly arranged on the edge of the right side of the top of a cabinet, and inner rotating rods are rotationally connected into the two groups of inner rotating seats; first movable wheels are movably connected to the front sides and the rear sides of the upper ends of the two sets of inner rotating rods correspondingly, connecting rods are connected to the centers of bodies of the two sets of inner rotating rods in a penetrating mode, and outer rotating rods are movably connected to the outer sides of the two sets of inner rotating rods through the connecting rods correspondingly. According to the utility model, the ideal stability of the lifting of the graphite platform is realized by adopting the sliding clamping of the movable seat and the guiding of the guide rod, the universal wheels at the bottom of the cabinet also assist the whole structure to move and switch working sites, and the lifting main platform is designed to be made of a graphite flat plate material, and the graphite body has extremely high heat resistance, so that the graphite platform can be stably lifted even under ultrahigh-temperature electric arc firing. And the strength can be enhanced along with the temperature rise, so that high-temperature operation is greatly facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of lifting equipment, concretely is a kind of graphite large flat plate lifting platform. BACKGROUND

[0002] Lifting platform is a kind of vertical transport people or hoist machinery, also refers to the vertical conveying equipment of logistics system, such as factory, automatic warehouse, is often equipped with various plane conveying, as the connecting device of different height conveying line, is widely used in high-altitude installation, maintenance and other operations, nowadays high-temperature operation type is numerous, such as metallurgical industry and machinery industry, ceramic, glass industry's coking, ironmaking, steel rolling, casting and heat treatment, air temperature is high, thermal radiation intensity is big, relative humidity is lower, there is also summer open-air operation, such as farmland labor, construction, carrying etc., in addition to direct solar radiation, also be heated by surrounding secondary heat source. When the existing lifting platform technology executes the operation in the above-mentioned various high-temperature environmental conditions, it is difficult to guarantee that the problems such as component expansion wear, lubrication system volatilization degradation, performance decline, rust metamorphism, circuit short circuit do not occur, which threatens the normal operation of industrial machinery parts, and even endangers the personal safety of staff, in addition, the existing lifting platform structure is simple, and it is difficult to accurately and stably ascend and descend, and even produce upturning and overturning, therefore, we provide a kind of graphite large flat plate lifting platform. CONTENT OF UTILITY MODEL

[0003] In view of the above situation, to overcome the defects of prior art, the utility model provides a kind of graphite large flat plate lifting platform, effectively solve the problems mentioned in the background art.

[0004] In order to realize the above object, the utility model provides the following technical scheme: a graphite large flat plate lifting platform, the cabinet top right side edge is fixedly provided with two groups of inner rotating seats, the inner rotating seat inside is rotatably connected with inner rotating lever, the inner rotating lever upper end front and back sides are all movably connected with first movable wheel, two groups of the inner rotating lever body center are connected with connecting rod, the outer side of two groups of the inner rotating lever is movably connected with outer rotating lever through the connecting rod, the inner rotating lever and the outer rotating lever top are provided with flat plate box, the flat plate box inner chamber is fixedly provided with graphite flat plate, the flat plate box bottom right side edge is fixedly provided with two groups of outer rotating seats, the outer rotating seat inside is rotatably connected with the upper end of two groups of the outer rotating lever, the outer rotating lever lower end front and back sides are all movably connected with second movable wheel, the second movable wheel bottom is located at the cabinet top, the cabinet top right side center is provided with lifting moving seat, the cabinet top right side center is provided with rectangular notch, the rectangular notch top is located below the lifting moving seat bottom center, the lifting moving seat is movably connected with the connecting rod through the body through -hole, the lower connecting rod both ends are movably connected with the inner rotating lever lower part, two groups of the connecting rod both ends are provided with threaded part, four groups of the threaded part outer sides are all screwed with nut, the cabinet right side inner chamber is provided with hydraulic cylinder, the hydraulic cylinder output end is fixedly sleeved with the connecting rod middle part below.

[0005] Preferably, the cabinet top four corners are all fixedly connected with semicircular connecting blocks, the semicircular connecting blocks between left and right sides are all fixedly connected with guide rods, the guide rods are all movably sleeved with sleeve in the middle part, the outer center of two groups of the second movable wheels is all rotatably connected with round rollers in the lower part, the outer center of two groups of the round rollers is all movably connected with round shafts, and the outer ends of the round shafts are all connected with the sleeve on the side.

[0006] Preferably, the cabinet top right side edge is fixedly provided with two groups of guide rail walls, and the lifting moving seat left and right sides are slidably connected with the guide rail walls on the side.

[0007] Preferably, the lifting moving seat bottom four corners are all provided with movable wheels, and the movable wheels bottom are located at the cabinet top.

[0008] Preferably, the cabinet left and right inner cavities front sides are all provided with flat sliding doors matched with the shape.

[0009] Preferably, the cabinet bottom four corners are all provided with universal wheels.

[0010] Compared with the prior art, the graphite flat plate is used as the material of the lifting main platform, the graphite body has high heat resistance, has small mass loss under the arc burning at super-high temperature, has low thermal expansion coefficient, and the strength is increased with the temperature, so that the graphite flat plate is greatly beneficial to the operation under high temperature, the sliding clamping of the moving seat, the guiding structure of the guide rod, and the ideal stability of the graphite platform are realized, and the universal wheels at the bottom of the cabinet also assist the whole structure to move and switch the work site. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structural schematic view of the utility model;

[0012] Figure 2 It is a hydraulic cylinder schematic view of the utility model;

[0013] Figure 3 It is a front view of the utility model;

[0014] Figure 4 It is a right view of the utility model;

[0015] Figure 5 It is an enlarged view of A part of the utility model;

[0016] Figure 6 It is an enlarged view of B part of the utility model.

[0017] In the drawing: 1, graphite flat plate; 2, cabinet; 3, universal wheel; 4, flat opening door; 5, guide rod; 6, semicircular connecting block; 7, flat plate box; 8, cylinder sleeve; 9, lifting moving seat; 10, inner rotating seat; 11, hydraulic cylinder; 12, inner rotating rod; 13, outer rotating rod; 14, nut; 15, guide rail wall; 16, first movable wheel; 17, outer rotating seat; 18, connecting rod; 19, second movable wheel; 20, round roller; 21, round shaft; 22, moving wheel. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments; based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] Please refer to Figures 1-6The utility model provides a graphite big flat plate lifting platform, two groups of inner rotating bases 10 are fixedly arranged on the right side edge of the top of cabinet 2, inner rotating rods 12 are rotatably connected in the two groups of inner rotating bases 10, first movable wheels 16 are movably connected on the upper end of the front and back sides of the two groups of inner rotating rods 12 respectively, connecting rods 18 are penetrated in the body center of the two groups of inner rotating rods 12, outer rotating rods 13 are movably connected on the outer side of the two groups of inner rotating rods 12 through connecting rods 18, flat plate boxes 7 are arranged above the inner rotating rods 12 and the outer rotating rods 13, graphite flat plates 1 are fixedly arranged in the inner cavity of flat plate boxes 7, the edge of flat plate box 7 is higher than the edge of graphite flat plate 1, prevent the blocking effect of graphite material slipperiness, two groups of outer rotating bases 17 are fixedly arranged on the right side edge of the bottom of flat plate box 7, the upper end of the two groups of outer rotating rods 13 is rotatably connected with the two groups of outer rotating bases 17 respectively, second movable wheels 19 are movably connected on the lower end of the front and back sides of the two groups of outer rotating rods 13 respectively, the bottom of second movable wheel 19 is located on the top of cabinet 2, lifting moving base 9 is arranged on the right side center of the top of cabinet 2, rectangular notch is formed on the right side center of the top of cabinet 2, the top of rectangular notch is located below the bottom center of lifting moving base 9, connecting rod 18 is movably penetrated through the body through -hole of lifting moving base 9, the lower end of connecting rod 18 is movably penetrated with the lower part of inner rotating rod 12, the two ends of the two groups of connecting rods 18 are provided with threaded portions, and the outer side of the four threaded portions is screwed with nut 14, so as to slightly rotate and limit the connection of inner rotating rod 12 and outer rotating rod 13, hydraulic cylinder 11 is arranged in the right side cavity of cabinet 2, and the output end of hydraulic cylinder 11 is fixedly sleeved with the middle part of lower connecting rod 18,

[0020] When the hydraulic cylinder 11 is started, the output end of the hydraulic cylinder 11 lifts the lower connecting rod 18 to move upwards along the body through -hole of lifting moving base 9, the first movable wheel 16 rolls to assist, the outer rotating base 17 is also the horizontal stable base point of the bottom of flat plate box 7, according to the principle of lever moment, the inner rotating rod 12 rotates clockwise around the inner rotating base 10 as the base point, the second movable wheel 19 rolls to the right, the outer rotating rod 13 moves counterclockwise to the left, and the flat plate box 7 and the graphite flat plate 1 are lifted upwards together, when the output end of the hydraulic cylinder 11 is pulled down, the lever moment is affected by gravity, the inner rotating rod 12 rotates counterclockwise around the inner rotating base 10 as the base point, the first movable wheel 16 and the second movable wheel 19 roll to the left along the bottom of flat plate box 7 and the top of cabinet 2 respectively, the outer rotating rod 13 moves clockwise to the right, and the flat plate box 7 and the graphite flat plate 1 are lowered downwards;

[0021] Please refer to Figure 5The cabinet 2 top four corners are fixedly connected with semicircular connecting blocks 6, and the left and right semicircular connecting blocks 6 are fixedly connected with guide rods 5. The middle part of the guide rod 5 is movably sleeved with a sleeve 8. The outer center of the two groups of second movable wheels 19 is rotatably connected with a circular roller 20. The outer center of the two groups of circular rollers 20 is movably connected with a circular shaft 21. The outer end of the circular shaft 21 is connected with the side of the sleeve 8. When the outer rotating rod 13 and the inner rotating rod 12 rotate, the flat box 7 and the graphite flat plate 1 rise and fall at the same time, the first movable wheel 16 and the second movable wheel 19 roll, and the second movable wheel 19 rolls and moves. The circular roller 20 and the circular shaft 21 movably connected therewith can drive the sleeve 8 to move left and right along the guide rod 5, increase the guiding stability effect, and avoid the overall structure from shaking;

[0022] Please refer to Figure 6 The cabinet 2 top right side edge is fixedly provided with two groups of guide rail walls 15. The left and right sides of the lifting moving seat 9 are slidably connected with the side of the guide rail wall 15. When the lifting moving seat 9 moves left and right, the front and rear side protrusions of the body move along the guide rail groove of the guide rail wall 15 in a clamping mode, thereby enhancing the stability effect. The bottom four corners of the lifting moving seat 9 are provided with moving wheels 22. The bottom of the moving wheel 22 is located at the top of the cabinet 2, and is used to assist the left and right movement of the lifting moving seat 9 along the guide rail groove.

[0023] Please refer to Figure 1 The left and right cavities of the cabinet 2 are provided with flat doors 4 matched with the shape of the left and right cavities. The left cavity of the cabinet 2 can be used as a storage space for storing articles. The right cavity of the cabinet 2 is a hydraulic cylinder 11 working space. The two groups of flat doors 4 can protect the internal articles of the two cavities from being damaged by external accidents. The bottom four corners of the cabinet 2 are provided with universal wheels 3, which are used to assist the movement of the overall structure and switch the work site.

[0024] Working principle: the new scheme in the specific implementation, first to be lifted workpiece placed in the graphite plate 1 in the flat box 7, wherein the edge of the flat box 7 is higher than the edge of the graphite plate 1, prevent in case of graphite material slip oily, and the blocking effect when the hydraulic cylinder 11 is started, its output end is lifted down the connecting rod 18 along the lifting moving seat 9 body through the upward movement, the first movable wheel 16 rolling auxiliary, outer rotating seat 17 also make flat box 7 bottom horizontal stable base point, because of the principle of lever moment, the inner rotating rod 12 clockwise rotation around the inner rotating seat 10 as the base point, the second movable wheel 19 right rolling, outer rotating rod 13 left counterclockwise movement, flat box 7 and graphite plate 1 is up together, when the hydraulic cylinder 11 output end down back pull, the lever moment another gravity effect, the inner rotating rod 12 counterclockwise rotation around the inner rotating seat 10 as the base point, the first movable wheel 16 and the second movable wheel 19 along the flat box 7 bottom, cabinet 2 top left rolling, outer rotating rod 13 right clockwise movement, flat box 7 and graphite plate 1 down landing, two groups of connecting rod 18 both ends are provided with threaded part, four groups of threaded part outside are screwed with nut 14, for gently rotating the inner rotating rod 12 and the outer rotating rod 13 connection limit, when the outer rotating rod 13, inner rotating rod 12 rotating movement, flat box 7 and graphite plate 1 up and down at the same time, the first movable wheel 16 and the second movable wheel 19 with rolling, the second movable wheel 19 rolling displacement, can be through with its movable connection of the round roller 20, round shaft 21, in order to drag the cylinder sleeve 8 along the guide rod 5 left and right movement, increase the guide stability effect, avoid the whole structure shaking situation, the cabinet 2 top right side edge fixedly provided with two groups of guide rail wall 15, lifting moving seat 9 left and right sides are slidably connected with the guide rail wall 15, so that the lifting moving seat 9 moves to the left and right sides, the body front and back two sides protruding block along the guide rail groove of the guide rail wall 15 card type movement, thereby enhancing the stability effect, the moving wheel 22 is arranged at the bottom of the lifting moving seat 9, the moving wheel 22 is arranged at the bottom of the cabinet 2, used to assist the lifting moving seat 9 along the guide rail groove left and right movement, the cabinet 2 left and right inner cavity front side are respectively provided with flat door 4 matched with the shape, the left inner cavity of the cabinet 2 can be used as storage interval storage articles, the right inner cavity of the cabinet 2 is the hydraulic cylinder 11 operation room, setting two groups of flat door 4, can protect the internal things of two inner cavities from external accidental damage, the universal wheel 3 is arranged at the bottom of the cabinet 2, used to assist the whole structure to move and switch the work site, wherein the lifting main platform is designed as graphite plate 1 material, because of the high heat resistance of graphite, even in the super high temperature electric arc burning, the mass loss is very small, the thermal expansion coefficient is very low, its strength will be strengthened with temperature rise, greatly beneficial to high temperature operation.

[0025] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A graphite macropanel lifting platform comprising a cabinet (2), characterized in that: The right edge of the top of the cabinet (2) is fixedly provided with two groups of inner rotating seats (10), the inner rotating seats (10) are rotatably connected with inner rotating rods (12) inside, the upper ends of the two groups of inner rotating rods (12) are movably connected with first movable wheels (16) on the front and back sides respectively, the center of the body of the two groups of inner rotating rods (12) penetrates a connecting rod (18), the outer sides of the two groups of inner rotating rods (12) are movably connected with outer rotating rods (13) through the connecting rod (18), the upper parts of the inner rotating rods (12) and the outer rotating rods (13) are provided with a flat box (7), the inner cavity of the flat box (7) is fixedly provided with a graphite flat plate (1), the bottom right edge of the flat box (7) is fixedly provided with two groups of outer rotating seats (17), the inner parts of the two groups of outer rotating seats (17) are rotatably connected with the upper ends of the two groups of outer rotating rods (13) respectively, the lower ends of the two groups of outer rotating rods (13) are movably connected with second movable wheels (19) on the front and back sides respectively, the bottom of the second movable wheels (19) is located on the top of the cabinet (2), the right center of the top of the cabinet (2) is provided with a lifting moving seat (9), a rectangular notch is formed in the right center of the top of the cabinet (2), the top of the rectangular notch is located below the bottom center of the lifting moving seat (9), the lifting moving seat (9) is movably penetrated by the connecting rod (18) through the body aperture, the lower ends of the connecting rod (18) are movably penetrated by the lower parts of the inner rotating rods (12), the two ends of the two groups of connecting rods (18) are provided with threaded parts, the outer sides of the four threaded parts are screwed with nuts (14), the right inner cavity of the cabinet (2) is provided with a hydraulic cylinder (11), and the output end of the hydraulic cylinder (11) is fixedly sleeved with the middle part of the lower connecting rod (18).

2. A graphite large panel lifting platform according to claim 1, characterized in that: The top of the cabinet (2) is fixedly connected with semicircular connecting blocks (6) at four corners, the semicircular connecting blocks (6) are fixedly connected with guide rods (5) between the left and right sides, the guide rods (5) are movably sleeved with barrel sleeves (8) in the middle, the outer centers of the two groups of second movable wheels (19) are rotatably connected with circular rollers (20) below the outer sides, the outer centers of the two groups of circular rollers (20) are movably connected with circular shafts (21), and the outer ends of the circular shafts (21) are connected with the sides of the barrel sleeves (8).

3. The graphite large panel lifting platform according to claim 1, characterized in that: The right edge of the top of the cabinet (2) is fixedly provided with two groups of guide rail walls (15), and the left and right sides of the lifting moving seat (9) are slidably connected with the sides of the guide rail walls (15).

4. The graphite large panel lifting platform according to claim 1, characterized in that: The bottom of the lifting moving seat (9) is provided with movable wheels (22) at four corners, and the bottom of the movable wheels (22) is located on the top of the cabinet (2).

5. The graphite large panel lifting platform according to claim 1, characterized in that: The left and right inner cavities of the cabinet (2) are respectively provided with flat sliding doors (4) matched in shape.

6. A graphite large panel lifting platform according to claim 1, characterized in that: The bottom of the cabinet (2) is provided with universal wheels (3) at four corners.

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