Support for safety engineering propaganda

Abstract

The utility model discloses a safety engineering propaganda support which comprises a bottom plate, four supporting columns are fixedly connected to the periphery of the upper side of the bottom plate respectively, air cylinders are fixedly connected to the inner sides of the four supporting columns respectively, a mounting plate is fixedly connected to the output ends of the four air cylinders, a connecting column is fixedly connected to the upper side of the mounting plate, and the connecting column is fixedly connected to the lower side of the bottom plate. The two ends of the connecting column are rotationally connected with L-shaped connecting rods correspondingly, the other ends of the two L-shaped connecting rods are connected with placing frames correspondingly, and an angle adjusting device is arranged on the upper side of the mounting plate. Compared with the prior art, the support for safety engineering propaganda has the advantages that the height of the support can be adjusted, and the support can be folded.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering publicity, in particular to a bracket for safety engineering publicity. Background Art

[0002] Construction projects refer to projects that build, renovate or maintain buildings and infrastructure. During the construction of construction projects, workers need to be informed about personal safety and popularize safety measures to avoid safety problems caused by non-standard construction.

[0003] The existing patent number CN209525898U discloses a safety engineering publicity bracket, which is intended to solve the technical problem that the existing publicity bracket is an integrated design, and when in use, customized publicity newspapers are required to be posted and fixed, which is inconvenient to use, and the bracket is not wind-resistant. When in use, the wind will blow the bracket and it will fall over, posing a safety hazard.

[0004] The solution of the prior art is: a bracket for safety engineering publicity, comprising a support part, a sliding mechanism and a fixing device; the support part comprises a vertical pole, a horizontal pole, a rotating shaft and a support rod, the two ends of the horizontal rod are connected to the vertical poles correspondingly, the rotating shaft is fixed inside the vertical pole, the outer wall of the rotating shaft is sleeved with the support rod that rotates relative to the vertical pole, and a stretchable telescopic rod is fixed inside the horizontal rod; the sliding mechanism is fixed to the top of the vertical pole, the sliding mechanism comprises a hanging rod, a slider and a slide groove, the slide groove is embedded in the inner top end of the vertical pole, and the slider is slidably connected inside, and the hanging rod is fixed to the end of the slider away from the slide groove.

[0005] Disadvantages of patents in the prior art:

[0006] (1) The patent in the prior art cannot adjust the height of the promotional stand, which is inconvenient for workers at a distance to watch at a specific location.

[0007] (2) The patents in the prior art cannot fold the promotional bracket, making it inconvenient to store it. Utility Model Content

[0008] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a safety engineering publicity bracket which can adjust the height and can be folded.

[0009] In order to solve the above problems, the technical solution of the utility model is: a bracket for safety engineering publicity, including a base plate, four support columns are fixedly connected on the upper side of the base plate, cylinders are fixedly connected on the inner sides of the four support columns, mounting plates are fixedly connected on the output ends of the four cylinders, connecting columns are fixedly connected on the upper side of the mounting plate, L-shaped connecting rods are rotatably connected at both ends of the connecting columns, and the other ends of the two L-shaped connecting rods are respectively connected to placement racks, and an angle adjustment device is provided on the upper side of the mounting plate.

[0010] Furthermore, the angle adjustment device includes a motor seat, a double-headed motor is fixedly connected to the upper side of the motor seat, and rotating rods are fixedly connected to the output ends on both sides of the double-headed motor, and one end of the two rotating rods is respectively fixedly connected to a first bevel gear, and one side of the two first bevel gears is respectively meshed with a second bevel gear.

[0011] Furthermore, two mounting columns are fixedly connected on the upper side of the mounting plate, threaded rods are respectively fixedly connected on one side of the two second bevel gears, one end of the two threaded rods are respectively rotatably connected to the inner sides of the two mounting columns, sliders are respectively threadedly connected on the outer sides of the two threaded rods, arc-shaped plates are respectively fixedly connected on the upper sides of the two sliders, and both sides of the arc-shaped plates are rotatably connected to the bottom of the placement rack.

[0012] Furthermore, a protection box is provided on the outer sides of the first bevel gear and the second bevel gear, and the protection box is fixedly connected to the upper side of the mounting plate.

[0013] Furthermore, self-locking universal wheels are fixedly connected around the bottom of the base plate.

[0014] The advantages of the utility model compared with the existing technology are:

[0015] (1) The utility model is provided with four cylinders, which can drive the mounting plate to rise and fall, thereby adjusting the height of the bracket, making it convenient to popularize safety knowledge to workers on a larger scale.

[0016] (2) The utility model provides an angle adjustment device, which drives the rotating rods on both sides to rotate through the output ends of the double-headed motor on both sides, thereby driving the two first bevel gears and the two second bevel gears to rotate, driving the two threaded rods to rotate at the same time, and driving the two sliders threadedly connected thereto to move along the direction of the threaded rods, thereby driving the placement rack to adjust the angle, making it convenient for the safety engineering publicity bracket to be folded and stored after use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a three-dimensional bracket for safety engineering publicity Figure 1 .

[0018] Figure 2The utility model is a three-dimensional bracket for safety engineering publicity Figure 2 .

[0019] Figure 3 This is a cross-sectional view of a protective box in a safety engineering publicity bracket of the utility model. Figure 3 .

[0020] As shown in the figure: 1. Base plate; 2. Support column; 3. Cylinder; 4. Mounting plate; 5. Connecting column; 6. L-shaped connecting rod; 7. Placement rack; 8. Angle adjustment device; 801. Motor seat; 802. Double-head motor; 803. Rotating rod; 804. First bevel gear; 805. Second bevel gear; 806. Mounting column; 807. Slider; 808. Arc plate; 809. Protection box; 9. Self-locking universal wheel. DETAILED DESCRIPTION

[0021] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0022] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0023] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0024] like Figures 1 to 3 As shown, a safety engineering promotion bracket includes a base plate 1, four support columns 2 are fixedly connected to the upper side of the base plate 1, cylinders 3 are fixedly connected to the inner sides of the four support columns 2, mounting plates 4 are fixedly connected to the output ends of the four cylinders 3, connecting columns 5 are fixedly connected to the upper side of the mounting plate 4, L-shaped connecting rods 6 are rotatably connected to the two ends of the connecting columns 5, and the other ends of the two L-shaped connecting rods 6 are connected to the placement racks 7, and an angle adjustment device 8 is provided on the upper side of the mounting plate 4. Self-locking universal wheels 9 are fixedly connected to the bottom of the base plate 1. The promotion bracket can be moved to a suitable position by the self-locking universal wheels 9, and the four cylinders 3 are driven to drive the mounting plate 4 to rise or fall, so as to expand the scope of the promotion.

[0025] The angle adjustment device 8 includes a motor seat 801, a double-headed motor 802 is fixedly connected to the upper side of the motor seat 801, and the output ends of the double-headed motor 802 are fixedly connected to the rotating rods 803, and the first bevel gears 804 are fixedly connected to the ends of the two rotating rods 803, and the second bevel gears 805 are meshed with the sides of the two first bevel gears 804. Two mounting posts 806 are fixedly connected to the upper side of the mounting plate 4, and the threaded rods 806 are fixedly connected to the sides of the two second bevel gears 805, and the two threaded rods 806 are respectively rotatably connected to the inner sides of the two mounting posts 806. The outer sides of the two threaded rods 806 are respectively threadedly connected to the sliders 807, and the upper sides of the two sliders 807 are respectively fixedly connected to the arc plates 808, and the two sides of the arc plates 808 are rotatably connected to the bottom of the placement frame 7. A protective box 809 is provided on the outer sides of the first bevel gear 804 and the second bevel gear 805, and the protective box 809 is fixedly connected to the upper side of the mounting plate 4. The output ends of the double-headed motor 802 on both sides drive the rotating rods 803 on both sides to rotate, which in turn drives the two first bevel gears 804 and the two second bevel gears 805 to rotate, and drives the two threaded rods 806 to rotate at the same time, and drives the two sliders 807 threadedly connected thereto to move along the direction of the threaded rods 806, thereby driving the placement frame 7 to adjust the angle, so that the safety engineering publicity bracket can be folded and stored after use.

[0026] In specific use, the self-locking universal wheel 9 can be used to move the promotional bracket to a suitable position, and the four cylinders 3 can be driven to drive the mounting plate 4 to rise or fall, so as to expand the scope of the promotion. The output ends of the double-headed motor 802 on both sides drive the rotating rods 803 on both sides to rotate, and the two first bevel gears 804 and the two second bevel gears 805 can be driven to rotate, and the two threaded rods 806 can be driven to rotate at the same time, and the two sliders 807 threadedly connected thereto can be driven to move along the direction of the threaded rods 806, thereby driving the placement frame 7 to adjust the angle, so that the safety engineering promotional bracket can be folded and stored after use, and the work is completed.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A safety engineering publicity bracket, comprising a bottom plate (1), characterized in that: Four support columns (2) are fixedly connected to the upper side of the base plate (1) on all sides, and cylinders (3) are fixedly connected to the inner sides of the four support columns (2). The output ends of the four cylinders (3) are fixedly connected to a mounting plate (4). A connecting column (5) is fixedly connected to the upper side of the mounting plate (4). L-shaped connecting rods (6) are rotatably connected to the two ends of the connecting column (5). The other ends of the two L-shaped connecting rods (6) are respectively connected to a placement frame (7). An angle adjustment device (8) is provided on the upper side of the mounting plate (4).

2. A safety engineering publicity bracket according to claim 1, characterized in that: The angle adjustment device (8) comprises a motor seat (801), a double-headed motor (802) being fixedly connected to the upper side of the motor seat (801), rotating rods (803) being fixedly connected to the output ends on both sides of the double-headed motor (802), one end of the two rotating rods (803) being fixedly connected to the first bevel gears (804), and one side of the two first bevel gears (804) being meshed with the second bevel gears (805).

3. A safety engineering publicity bracket according to claim 2, characterized in that: Two mounting posts (806) are fixedly connected to the upper side of the mounting plate (4); threaded rods (806) are fixedly connected to one side of the two second bevel gears (805); one end of the two threaded rods (806) is rotatably connected to the inner side of the two mounting posts (806); sliders (807) are threadedly connected to the outer sides of the two threaded rods (806); arc plates (808) are fixedly connected to the upper sides of the two sliders (807); and both sides of the arc plates (808) are rotatably connected to the bottom of the placement rack (7).

4. A safety engineering publicity bracket according to claim 2, characterized in that: A protection box (809) is provided on the outer sides of the first bevel gear (804) and the second bevel gear (805), and the protection box (809) is fixedly connected to the upper side of the mounting plate (4).

5. The safety engineering publicity bracket according to claim 1, characterized in that: Self-locking universal wheels (9) are fixedly connected to the four sides of the bottom of the base plate (1).

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