Construction platform convenient to adjust

Abstract

The utility model discloses a construction platform convenient to adjust, and relates to the technical field of construction platforms. The height adjusting mechanism is arranged on the bottom plate and is connected with the standing table; the supporting seats are arranged on the four sides of the lower surface of the bottom plate correspondingly. The top walls of the supporting seats are slidably arranged in sliding grooves in the lower surface of the bottom plate through sliding blocks. The supporting rods are arranged in the four supporting seats in a one-to-one correspondence mode, the ends, adjacent to the center of the bottom plate, of the supporting rods are rotationally connected to the supporting seats through shaft rods, and the shaft rods are connected with the supporting seats through torsional springs. The abutting blocks are located in the sides, away from the center of the bottom plate, in the supporting bases in a one-to-one correspondence mode and abut against the inclined grooves in the top walls of the supporting rods in a matched mode. The driving mechanism is arranged in the bottom plate, and the driving mechanism is connected with the sliding block on the supporting rod; the protective frame is fixed on the upper surface of the standing table; the height of the standing platform can be adjusted according to requirements, meanwhile, the supporting area can be increased, the safety during use is improved, and meanwhile the deviation phenomenon is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of construction platforms, in particular to a construction platform which is easy to adjust. Background Art

[0002] A construction platform refers to a platform used for standing, carrying and operating during on-site construction. A mobile operating platform is a movable operating platform used for structural construction, interior decoration, water and electricity installation, etc. The construction platform is particularly important in building construction and is an important part of building construction. The existing construction platforms cannot be adjusted according to the construction height. When constructing at high altitudes, construction workers face certain safety issues and the construction platform is prone to offset and instability. Utility Model Content

[0003] The purpose of the utility model is to provide a construction platform which is reasonably designed, easy to use and easy to adjust in view of the defects and shortcomings of the prior art, and can effectively solve the defects of the above-mentioned prior art.

[0004] To achieve the above-mentioned purpose, the present invention adopts the following technical scheme: it comprises a bottom plate, universal wheels, moving wheels and a standing platform, one side of the bottom plate lower surface is symmetrically provided with universal wheels, the other side of the bottom plate lower surface is symmetrically provided with moving wheels, and the upper side of the bottom plate is provided with a standing platform; it also comprises:

[0005] A height adjustment mechanism, the height adjustment mechanism is arranged on the bottom plate, and the height adjustment mechanism is connected to the standing platform;

[0006] Support seats, there are four support seats, and they are respectively arranged on four sides of the lower surface of the bottom plate, and the top wall of the support seat is slidably arranged in the slide groove on the lower surface of the bottom plate through the sliding block;

[0007] Support rods, there are four support rods, and they are arranged in four support seats one by one, one end of the support rod adjacent to the center of the bottom plate is screwed to the support seat through a shaft rod, and the shaft rod is connected to the support seat through a torsion spring;

[0008] The said resistance blocks are four in number and are located one by one in the support seat at a side away from the center of the bottom plate. The resistance blocks are fixed on the bottom wall of the bottom plate and are arranged to resist each other in coordination with the inclined grooves on the top wall of the support rods.

[0009] A driving mechanism, wherein the driving mechanism is arranged in the bottom plate and connected to a sliding block on the support rod;

[0010] A protection frame, wherein the protection frame is fixed on the upper surface of the standing platform, and the outer peripheral wall of the protection frame and the outer peripheral wall of the standing platform are arranged in the same vertical plane;

[0011] Through the above technical solution, the construction worker stands on the standing platform, drives the bottom plate to move to a suitable position through the moving wheels and universal wheels, then starts the driving mechanism. The driving mechanism drives the support seat to move through the sliding block, the support seat drives the support rod to move, and during the movement of the support rod, the inclined groove on the top wall of the support rod moves along the abutting block. At this time, the support rod rotates around the shaft rod at its end, so that the end of the support rod away from the shaft rod rotates downward until the support rod abuts on the ground, thereby limiting and supporting the bottom plate, improving the stability of the entire platform. Finally, the height adjustment mechanism drives the standing platform to move up and down until the standing platform reaches a suitable height.

[0012] As a further improvement of the present utility model, the height adjustment mechanism includes:

[0013] The first connecting rods, there are four of the first connecting rods, and they are respectively rotatably connected to the four corners of the lower surface of the standing platform through hinge seats. After the other ends of the first connecting rods incline downward, the second connecting rods are rotatably connected through shaft rods. After the other ends of the second connecting rods incline downward, they are rotatably connected to the bottom plate through hinge seats;

[0014] The connecting rods, there are two of the connecting rods, and they are symmetrically arranged front and back on the upper side of the bottom plate. The two ends of the connecting rods are respectively fixedly connected to the second connecting rods on both sides;

[0015] The driving rod is embedded in the bottom plate. The front and rear ends of the driving rod are respectively connected to the connecting rods on both sides through worm and worm gear pairs. One end of the driving rod is fixed with an adjusting motor, and the adjusting motor is embedded and fixed in the bottom plate;

[0016] Through the above technical solution, start the adjusting motor. The adjusting motor drives the driving rod to rotate. The driving rod drives the connecting rod to rotate through the worm and worm gear pair. The connecting rod drives the second connecting rod to rotate. While the second connecting rod rotates, it drives the first connecting rod to rotate, so that the first connecting rod drives the standing platform to move.

[0017] As a further improvement of the present utility model, a protective cover is sleeved on the middle end of the connecting rod. The protective cover is sleeved outside the worm of the worm and worm gear pair on the connecting rod, and the protective cover is fixed on the bottom plate;

[0018] Through the above technical solution, the worm and worm gear pair can be shielded.

[0019] As a further improvement of the present utility model, the driving mechanism includes:

[0020] The driving screws, there are four of the driving screws, and they are respectively rotatably connected in the sliding grooves through bearings. The driving screws are threadedly connected to the sliding blocks;

[0021] Rotating rods, there are four of the rotating rods, and they are rotatably connected inside the bottom plate through bearings. The rotating rods are arranged in one-to-one correspondence above the driving screws. The rotating rods are connected to the driving screws through worm and worm gear pairs one by one, and adjacent two rotating rods are connected through bevel gear pairs;

[0022] A driving motor, the driving motor is embedded and fixed in the bottom plate, and the output shaft of the driving motor is connected to one end of one of the rotating rods;

[0023] Through the above technical solution, when the driving motor is started, the driving motor drives the connected rotating rod to rotate. This rotating rod drives several other rotating rods to rotate through the cooperation of several bevel gear pairs. The rotating rod drives the corresponding driving screw to rotate through the worm and worm gear pair, and the driving screw drives the sliding block to move.

[0024] As a further improvement of the present invention, a rotating motor is fixed on one side of the lower surface of the bottom plate. The output shaft of the rotating motor is inserted into the bottom plate. A push rod is rotatably connected inside the bottom plate through a bearing. The push rod is connected to the output shaft of the rotating motor through a bevel gear pair. Both ends of the push rod are connected to the shafts on the moving wheels on both sides through a synchronous pulley transmission assembly;

[0025] Through the above technical solution, when the platform needs to be moved, the rotating motor is started. The rotating motor drives the push rod to rotate through the bevel gear pair. The push rod drives the moving wheels to rotate through the synchronous pulley transmission assembly, so that the moving wheels move.

[0026] Compared with the prior art, the beneficial effects of the present invention are as follows: For the adjustable construction platform of the present invention, the height of the standing platform can be adjusted according to requirements, and at the same time, the supporting area can be increased, the safety during use is improved, and the phenomenon of deviation is avoided at the same time. The present invention has the advantages of reasonable setting and low manufacturing cost. Description of the Drawings

[0027] Figure 1 It is a structural schematic diagram of the present invention.

[0028] Figure 2 It is an exploded view of the present invention.

[0029] Figure 3 It is a structural schematic diagram of the support base and the drive mechanism in the present invention.

[0030] Figure 4 It is an enlarged view of part A in Figure 3.

[0031] Figure 5 It is an internal structural schematic diagram of the support base in the present invention.

[0032] Description of the Reference Numerals:

[0033] Bottom plate 1, universal wheels 2, moving wheels 3, standing platform 4, height adjustment mechanism 5, first connecting rod 5-1, second connecting rod 5-2, connecting rod 5-3, driving rod 5-4, adjusting motor 5-5, support base 6, sliding block 7, support rod 8, abutting block 9, driving mechanism 10, driving screw 10-1, rotating rod 10-2, driving motor 10-3, protective frame 11, protective cover 12, rotating motor 13, pushing rod 14. Detailed implementation manner

[0034] The following will combine the drawings to clearly and completely describe the technical solutions in the present invention. The preferred embodiments described are only examples. All other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present invention.

[0035] Embodiment 1:

[0036] As Figures 1 - 5 shown, this embodiment includes a bottom plate 1, universal wheels 2, moving wheels 3 and a standing platform 4. Universal wheels 2 are symmetrically arranged front and back on the left side of the lower surface of the bottom plate 1, moving wheels 3 are symmetrically arranged front and back on the right side of the lower surface of the bottom plate 1, and a standing platform 4 is arranged on the upper side of the bottom plate 1. A rotating motor 13 is fixed to the right side of the lower surface of the bottom plate 1 by bolts. The output shaft of the rotating motor 13 is inserted into the bottom plate 1. A pushing rod 14 is rotatably connected to the inside of the bottom plate 1 through a bearing. The pushing rod 14 is connected to the output shaft of the rotating motor 13 through a bevel gear pair. Both ends of the pushing rod 14 are connected to the shaft rods on the two moving wheels 3 through a synchronous pulley transmission assembly. When the platform needs to be moved, the rotating motor 13 is started. The rotating motor 13 drives the pushing rod 14 to rotate through the bevel gear pair. The pushing rod 14 drives the moving wheels 3 to rotate through the synchronous pulley transmission assembly, so that the moving wheels 3 move. It further includes:

[0037] A height adjustment mechanism 5, which is arranged on the bottom plate 1 and is connected to the standing platform 4;

[0038] Support bases 6, there are four support bases 6, and they are respectively arranged on the four sides of the lower surface of the bottom plate 1. The top walls of the support bases 6 are slidably arranged in the sliding grooves on the lower surface of the bottom plate 1 through sliding blocks 7;

[0039] Support rods 8, there are four support rods 8, and they are arranged in the four support bases 6 one by one. One end of the support rod 8 adjacent to the center of the bottom plate 1 is rotatably connected to the support base 6 through a shaft rod, and this shaft rod is connected to the support base 6 through a torsion spring;

[0040] Abutting blocks 9, there are four abutting blocks 9, and they are respectively located on the side of the support base 6 away from the center of the bottom plate 1. The abutting blocks 9 are fixed on the bottom wall of the bottom plate 1, and the abutting blocks 9 are arranged in a mating and abutting manner with the inclined grooves on the top walls of the support rods 8;

[0041] The driving mechanism 10 is arranged inside the bottom plate 1, and the driving mechanism 10 is connected to the sliding block 7 on the support rod 8;

[0042] The protective frame 11 is fixed on the upper surface of the standing platform 4 by bolts, and the outer peripheral wall of the protective frame 11 and the outer peripheral wall of the standing platform 4 are arranged in the same vertical plane.

[0043] Embodiment 2:

[0044] Refer to Figures 1 - 2 As shown, on the basis of Embodiment 1, the height adjustment mechanism 5 includes:

[0045] The first connecting rods 5-1 are four in number, and they are respectively rotatably connected to the four corners of the lower surface of the standing platform 4 through hinge seats. After the other ends of the first connecting rods 5-1 incline downward, the second connecting rods 5-2 are rotatably connected through shaft rods. After the other ends of the second connecting rods 5-2 incline downward, they are rotatably connected to the bottom plate 1 through hinge seats;

[0046] The connecting rods 5-3 are two in number, and they are symmetrically arranged on the upper side of the bottom plate 1 in the front and back. The two ends of the connecting rods 5-3 are respectively fixedly connected to the second connecting rods 5-2 on both sides;

[0047] The driving rod 5-4 is embedded in the bottom plate 1. The front and rear ends of the driving rod 5-4 are respectively connected to the connecting rods 5-3 on both sides through worm and gear pairs. One end of the driving rod 5-4 is fixed with an adjustment motor 5-5, and the adjustment motor 5-5 is embedded and fixed in the bottom plate 1; A protective cover 12 is sleeved on the middle end of the connecting rod 5-3. The protective cover 12 is sleeved on the outside of the worm of the worm and gear pair on the connecting rod 5-3, and the protective cover 12 is fixed on the bottom plate 1 by bolts, which can shield the worm and gear pair.

[0048] Embodiment 3:

[0049] Refer to Figures 2 - 4 As shown, on the basis of Embodiment 1, the driving mechanism 10 includes:

[0050] The driving screws 10-1 are four in number, and they are respectively rotatably connected in the sliding grooves through bearings. The driving screws 10-1 are threadedly connected to the sliding block 7;

[0051] The rotating rods 10-2 are four in number, and they are rotatably connected inside the bottom plate 1 through bearings. The rotating rods 10-2 are arranged corresponding to the upper sides of the driving screws 10-1 one by one. The rotating rods 10-2 are connected to the driving screws 10-1 through worm and gear pairs one by one, and adjacent rotating rods 10-2 are connected through bevel gear pairs;

[0052] The driving motor 10-3 is embedded and fixed in the bottom plate 1, and the output shaft of the driving motor 10-3 is connected to one end of one of the rotating rods 10-2.

[0053] When the present utility model is in use, the construction worker stands on the standing platform 4, drives the bottom plate 1 to move to a suitable position through the moving wheels 3 and the universal wheels 2, starts the driving motor 10-3, and the driving motor 10-3 drives the connected rotating rod 10-2 to rotate. The rotating rod 10-2 drives several other rotating rods 10-2 to rotate through the cooperation of several bevel gear pairs. The rotating rod 10-2 drives the corresponding driving screw 10-1 to rotate through the worm and worm gear pair. The driving screw 10-1 drives the sliding block 7 to move, the sliding block 7 drives the support seat 6 to move, the support seat 6 drives the support rod 8 to move, and during the movement of the support rod 8, the inclined groove on the top wall of the support rod 8 moves along the abutting block 9. At this time, the support rod 8 rotates around the shaft rod at its end, so that one end of the support rod 8 away from the shaft rod rotates downward until the support rod 8 abuts on the ground, thereby limiting and supporting the bottom plate 1, improving the stability of the entire platform. Finally, start the adjusting motor 5-5, the adjusting motor 5-5 drives the driving rod 5-4 to rotate, the driving rod 5-4 drives the connecting rod 5-3 to rotate through the worm and worm gear pair, the connecting rod 5-3 drives the second connecting rod 5-2 to rotate, and the second connecting rod 5-2 drives the first connecting rod 5-1 to rotate while rotating, so that the first connecting rod 5-1 drives the standing platform 4 to move until the standing platform 4 reaches a suitable height.

[0054] Compared with the prior art, the beneficial effects of the present specific embodiment are as follows:

[0055] 1. The height of the standing platform 4 can be adjusted according to requirements through the height adjusting mechanism 5 until the standing platform 4 moves to a suitable height, so as to meet the use requirements;

[0056] 2. After reaching a suitable position, the support rod 8 can be driven to move through the driving mechanism 10, and with the cooperation of the abutting block 9, the support rod 8 abuts on the ground, thereby increasing the supporting area, improving the safety during use, and at the same time avoiding the phenomenon of deviation.

[0057] For those skilled in the art, they can modify the technical solutions recorded in the foregoing embodiments and perform equivalent replacements of some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An adjustable construction platform, which comprises a bottom plate (1), universal wheels (2), moving wheels (3) and a standing platform (4). On one side of the lower surface of the bottom plate (1), universal wheels (2) are symmetrically arranged front and back. On the other side of the lower surface of the bottom plate (1), moving wheels (3) are symmetrically arranged front and back. A standing platform (4) is arranged above the bottom plate (1); it is characterized in that: It also includes: A height adjustment mechanism (5), the height adjustment mechanism (5) is arranged on the bottom plate (1), and the height adjustment mechanism (5) is connected to the standing platform (4); Support seats (6), there are four support seats (6), and they are respectively arranged on the four sides of the lower surface of the bottom plate (1). The top walls of the support seats (6) are slidably arranged in the sliding grooves on the lower surface of the bottom plate (1) through sliding blocks (7); Support rods (8), there are four support rods (8), and they are respectively arranged in the four support seats (6) in one-to-one correspondence. One end of the support rod (8) adjacent to the center of the bottom plate (1) is rotatably connected to the support seat (6) through a shaft rod, and the shaft rod is connected to the support seat (6) through a torsion spring; Contact blocks (9), there are four contact blocks (9), and they are respectively located on the side of the support seat (6) away from the center of the bottom plate (1). The contact blocks (9) are fixed on the bottom wall of the bottom plate (1), and the contact blocks (9) are arranged in a matching and contacting manner with the inclined grooves on the top walls of the support rods (8); A driving mechanism (10), the driving mechanism (10) is arranged in the bottom plate (1), and the driving mechanism (10) is connected to the sliding blocks (7) on the support rods (8); A protective frame (11), the protective frame (11) is fixed on the upper surface of the standing platform (4), and the outer peripheral wall of the protective frame (11) is arranged in the same vertical plane as the outer peripheral wall of the standing platform (4).

2. The adjustable construction platform according to claim 1, wherein: The height adjustment mechanism (5) includes: First connecting rods (5-1), there are four first connecting rods (5-1), and they are respectively rotatably connected to the four corners of the lower surface of the standing platform (4) through hinge seats. After the other ends of the first connecting rods (5-1) incline downward, a second connecting rod (5-2) is rotatably connected through a shaft rod. After the other end of the second connecting rod (5-2) inclines downward, it is rotatably connected to the bottom plate (1) through a hinge seat; Connecting rods (5-3), there are two connecting rods (5-3), and they are symmetrically arranged front and back on the upper side of the bottom plate (1). The two ends of the connecting rods (5-3) are respectively fixedly connected to the second connecting rods (5-2) on both sides; A driving rod (5-4), the driving rod (5-4) is embedded in the bottom plate (1), the front and rear ends of the driving rod (5-4) are respectively connected to the connecting rods (5-3) on both sides through a worm and worm gear pair, and a regulating motor (5-5) is fixed at one end of the driving rod (5-4). The regulating motor (5-5) is embedded and fixed in the bottom plate (1).

3. The adjustable construction platform according to claim 2, wherein: A protective cover (12) is sleeved on the middle end of the connecting rod (5-3). The protective cover (12) is sleeved on the outside of the worm of the worm and worm gear pair on the connecting rod (5-3), and the protective cover (12) is fixed on the bottom plate (1).

4. The adjustable construction platform according to claim 1, characterized in that: The driving mechanism (10) includes: Driving screws (10-1), there are four driving screws (10-1), and they are respectively rotatably connected in the sliding grooves through bearings. The driving screws (10-1) are threadedly connected to the sliding blocks (7); Rotating rods (10-2), there are four of the rotating rods (10-2), and they are rotatably connected to the inside of the bottom plate (1) through bearings. The rotating rods (10-2) are arranged in one-to-one correspondence on the upper side of the driving screw (10-1). The rotating rods (10-2) are connected to the driving screw (10-1) through worm and worm gear pairs in one-to-one correspondence, and adjacent two rotating rods (10-2) are connected through bevel gear pairs; A driving motor (10-3), the driving motor (10-3) is embedded and fixed in the bottom plate (1), and the output shaft of the driving motor (10-3) is connected to one end of one of the rotating rods (10-2).

5. The construction platform that is easy to adjust according to claim 1, wherein: One side of the lower surface of the bottom plate (1) is fixedly provided with a rotating motor (13). The output shaft of the rotating motor (13) is inserted into the bottom plate (1). A push rod (14) is rotatably connected to the inside of the bottom plate (1) through a bearing. The push rod (14) is connected to the output shaft of the rotating motor (13) through a bevel gear pair. Both ends of the push rod (14) are connected to the shafts of the moving wheels (3) on both sides through a synchronous pulley transmission assembly.

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