CN221944165U - A night lighting device for construction sites - Google Patents

Abstract

The utility model discloses a nighttime lighting device for a construction site, comprising a base, a first column, a second column, a cross bar and four groups of supporting components, wherein the top of the base is fixedly connected with a box, the top of the first column is provided with an adjustment slot, and a rotating shaft is passed through the lower part of one side of the first column, and a lead screw is provided inside the adjustment slot. In the utility model, the nighttime lighting device is equipped with a fire extinguisher, which can deal with temporary fire problems. Through the coordinated use of a servo motor, a rotating shaft, a first bevel gear, a second bevel gear, a lead screw, a threaded groove, an adjustment slot and a second column, the height of the lighting fixture can be adjusted conveniently, so as to adjust the lighting range according to actual needs, and the use is flexible and convenient. Moreover, through the supporting components composed of a supporting rod, a vertical shaft, a rotating wheel, a threaded sleeve, a threaded shaft, a sliding groove, a sliding block and an anti-slip pad, the stability of the nighttime lighting device can be increased, and the device can be applied to uneven construction site ground.

Description

A night lighting device for construction sites

Technical Field

The utility model relates to the technical field of lighting devices for construction sites, in particular to a nighttime lighting device for construction sites.

Background Art

Construction site: refers to the area within the boundaries defined by the project, as well as other intermediate preparation areas outside the specified boundaries that are actually used for construction or demolition; generally, lighting devices are required during the night in the construction site to facilitate the workers to work.

A Chinese patent discloses a lighting device for a construction site, with the authorization announcement number CN208504176U. This authorized patent is provided with a power storage device, a light-emitting component and a connecting pipe. Under normal circumstances, the device is powered by an AC power supply and directly operated by a circuit device. Just plug in the plug and charge the power storage device at the same time. Once the external power supply fails or the second support rod is partially separated from the whole, the light-emitting component powered by the power storage device is automatically turned on, making the lighting device a portable device such as a flashlight, emergency lighting equipment, etc.; however, the above-mentioned comparative document shows that when used on an uneven construction site, the entire device will tilt, reducing the stability of use.

Utility Model Content

The purpose of the utility model is to provide a nighttime lighting device for a construction site to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions:

A nighttime lighting device for a construction site comprises a base, a first column, a second column, a cross bar and four groups of supporting components, wherein the top of the base is fixedly connected with a box body, the top of the first column is provided with an adjusting groove, and a rotating shaft is penetrated through the lower part of one side of the first column, a lead screw is provided inside the adjusting groove, a second bevel gear is fixedly connected to the lower outer wall of the lead screw, one end of the rotating shaft in the adjusting groove is fixedly installed with a first bevel gear, and a servo motor is installed at the other end of the rotating shaft, a threaded groove is provided at the bottom of the second column, lighting fixtures are respectively installed on both sides of the top and bottom of the cross bar, two supporting plates are fixedly installed on the front side of the box body, and a fire extinguisher is provided on the top of the supporting plate, each group of the supporting components comprises a supporting rod, a vertical shaft, a threaded sleeve and a threaded shaft, a circular groove is provided at the bottom of the vertical shaft, sliding grooves are symmetrically provided on both sides of the circular groove, an anti-slip pad is fixedly connected to the bottom of the threaded sleeve, and sliders are symmetrically fixedly connected to the two sides of the threaded sleeve, and a rotating wheel is fixedly installed on the upper end of the circular groove.

As a further solution of the utility model: moving wheels are respectively installed at the four corners of the bottom of the base, and a handle is fixedly installed on the top rear side of the base.

As a further solution of the utility model: the first column is fixedly installed on the top of the box, the bottom of the second column is inside the adjustment groove, and the second column is adapted to the adjustment groove, the servo motor is fixedly installed on the first column, the first bevel gear is meshed with the second bevel gear, the lower end of the lead screw is rotatably connected to the bottom inner wall of the adjustment groove, and the upper end of the lead screw is inside the threaded groove, and the lead screw is adapted to the threaded groove.

As a further solution of the utility model: the cross bar is fixedly installed on the top of the second column.

As a further solution of the utility model: a storage power supply is arranged inside the box, and the lighting fixture and the servo motor are electrically connected to the storage power supply.

As a further solution of the utility model: the support rod is fixedly connected to the vertical shaft, and the four support rods are respectively fixedly installed at the four corners of the outer wall of the base, the upper end of the threaded sleeve is inside the circular groove, the threaded shaft passes through the top of the vertical shaft, and the threaded shaft and the vertical shaft are connected through a bearing, the lower end of the threaded shaft is inside the threaded sleeve, and the threaded shaft is adapted to the threaded sleeve, the anti-slip pad is inside the slide groove, and the anti-slip pad is slidably connected to the slide groove.

Compared with the prior art, the beneficial effects of the utility model are as follows: the night lighting device is equipped with a fire extinguisher to deal with temporary fire problems, and the height of the lighting fixture can be conveniently adjusted through the coordinated use of the servo motor, the rotating shaft, the bevel gear one, the bevel gear two, the lead screw, the threaded groove, the adjustment groove and the column two, so as to adjust the lighting range according to actual needs, and the use is flexible and convenient, and the support assembly composed of the support rod, the vertical shaft, the rotating wheel, the threaded sleeve, the threaded shaft, the slide groove, the slider and the anti-slip pad can not only increase the stability of the night lighting device, but also make it suitable for uneven construction site floors, and has a wide range of applications.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of a nighttime lighting device for a construction site.

FIG. 2 is a partial cross-sectional view of a main view of column 1 and column 2 in a nighttime lighting device for a construction site.

FIG. 3 is a cross-sectional view of a support assembly in a nighttime lighting device for a construction site from a front view.

Markings in the figure: 1. Base; 2. Box; 3. Column 1; 4. Column 2; 5. Crossbar; 6. Lighting fixture; 7. Servo motor; 8. Moving wheel; 9. Support rod; 10. Handle; 11. Vertical axis; 12. Rotating wheel; 13. Threaded sleeve; 14. Support plate; 15. Fire extinguisher; 16. Adjusting groove; 17. Threaded groove; 18. Lead screw; 19. Rotating shaft; 20. Bevel gear 1; 21. Bevel gear 2; 22. Circular groove; 23. Threaded shaft; 24. Slide groove; 25. Sliding block; 26. Anti-slip pad.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1 to 3. In the embodiment of the utility model, a nighttime lighting device for a construction site includes a base 1, a column 1 3, a column 2 4, a cross bar 5 and four groups of supporting components. Moving wheels 8 are respectively installed at the four corners of the bottom of the base 1, and a handle 10 is fixedly installed on the top rear side of the base 1. The top of the base 1 is fixedly connected to a box 2, an adjusting groove 16 is provided on the top of the column 1 3, and a rotating shaft 19 passes through the lower part of one side of the column 1 3. A lead screw 18 is provided inside the adjusting groove 16, and a bevel gear 21 is fixedly connected to the lower outer wall of the lead screw 18. A bevel gear 20 is fixedly installed at one end of the rotating shaft 19 in the adjusting groove 16, and a servo motor 7 is installed at the other end of the rotating shaft 19. A threaded groove 17 is provided at the bottom of the second column 4, and lighting fixtures 6 are installed on both sides of the top and bottom of the cross bar 5 respectively. A storage power supply is provided inside the box 2, and the lighting fixture 6 and the servo motor 7 are electrically connected to the storage power supply. Two support plates 14 are fixedly installed on the front side of the box 2, and a fire extinguisher 15 is provided on the top of the support plate 14. Each group of support components includes a support rod 9, a vertical axis 11, a threaded sleeve 13 and a threaded shaft 23. A circular groove 22 is provided at the bottom of the vertical axis 11, and slide grooves 24 are symmetrically provided on both sides of the circular groove 22. An anti-slip pad 26 is fixedly connected to the bottom of the threaded sleeve 13, and sliders 25 are symmetrically fixedly connected to both sides of the threaded sleeve 13. A rotating wheel 12 is fixedly installed on the upper end of the circular groove 22.

Please refer to Figures 1 and 2. The column 1 3 is fixedly installed on the top of the box body 2. The bottom of the column 2 4 is inside the adjustment groove 16, and the column 2 4 is adapted to the adjustment groove 16. The servo motor 7 is fixedly installed on the column 1 3. The bevel gear 1 20 is meshed with the bevel gear 2 21. The lower end of the screw 18 is rotatably connected to the bottom inner wall of the adjustment groove 16, and the upper end of the screw 18 is inside the threaded groove 17, and the screw 18 is adapted to the threaded groove 17. The cross bar 5 is fixedly installed on the top of the column 2 4.

The height of the column 2 4 can be adjusted vertically through the servo motor 7, the rotating shaft 19, the bevel gear 1 20, the bevel gear 2 21, the screw 18, the threaded groove 17 and the adjusting groove 16, so as to facilitate the height adjustment of the lighting fixture 6 and adjust the lighting range, which is flexible and convenient to use.

Please refer to Figures 1 and 3. The support rod 9 is fixedly connected to the vertical shaft 11. The four support rods 9 are fixedly installed at the four corners of the outer wall of the base 1. The upper end of the threaded sleeve 13 is inside the circular groove 22. The threaded shaft 23 passes through the top of the vertical shaft 11, and the threaded shaft 23 is connected to the vertical shaft 11 through a bearing. The lower end of the threaded shaft 23 is inside the threaded sleeve 13, and the threaded shaft 23 is adapted to the threaded sleeve 13. The anti-skid pad 26 is inside the slide groove 24, and the anti-skid pad 26 is slidably connected to the slide groove 24.

The height of the anti-skid pad 26 can be adjusted vertically by means of the rotating wheel 12, the threaded shaft 23, the threaded sleeve 13, the sliding groove 24 and the sliding block 25, so that the lighting device can be applied to uneven ground surfaces of construction sites.

The working principle of the utility model is as follows: during use, the nighttime lighting device can be moved to the construction site where lighting is required by the handle 10 and the moving wheel 8, and each rotating wheel 12 is rotated, and the rotating wheel 12 drives the threaded shaft 23 to rotate. Due to the limiting effect of the slide groove 24 and the slider 25, the threaded sleeve 13 can be driven to move in the vertical direction, so that the anti-skid pad 26 contacts the ground of the construction site, which can increase the stability of the nighttime lighting device and make it suitable for uneven construction site ground; then the lighting fixture 6 and the servo motor 7 are controlled to work, the lighting fixture 6 works to illuminate, the servo motor 7 works to drive the rotating shaft 19 to rotate, the lead screw 18 can be driven to rotate through the bevel gear 1 20 and the bevel gear 2 21, and the column 2 4 can be driven to move in the vertical direction through the thread groove 17 and the adjustment groove 16, so as to adjust the height of the lighting fixture 6, so as to adjust the lighting range according to the actual needs, and the use is flexible and convenient; and through the fire extinguisher 15 on the support plate 14, the fire extinguisher 15 can be used at any time to deal with temporary fire problems.

Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims (6)

1. A nighttime lighting device for a construction site, comprising a base (1), a first column (3), a second column (4), a cross bar (5) and four groups of supporting components, characterized in that: the top of the base (1) is fixedly connected to a box body (2), the top of the first column (3) is provided with an adjustment slot (16), and a rotating shaft (19) passes through the lower part of one side of the first column (3), a lead screw (18) is provided inside the adjustment slot (16), a lower outer wall of the lead screw (18) is fixedly connected to a second bevel gear (21), one end of the rotating shaft (19) located in the adjustment slot (16) is fixedly installed with a first bevel gear (20), and a servo motor (7) is installed at the other end of the rotating shaft (19), and a screw is provided at the bottom of the second column (4). A groove (17) is formed on the top and bottom sides of the cross bar (5), lighting fixtures (6) are respectively installed on both sides, two support plates (14) are fixedly installed on the front side of the box body (2), and a fire extinguisher (15) is arranged on the top of the support plate (14). Each group of the support components comprises a support rod (9), a vertical shaft (11), a threaded sleeve (13) and a threaded shaft (23). A circular groove (22) is arranged at the bottom of the vertical shaft (11), and sliding grooves (24) are symmetrically arranged on both sides of the circular groove (22). An anti-slip pad (26) is fixedly connected to the bottom of the threaded sleeve (13), and sliding blocks (25) are symmetrically fixedly connected to both sides of the threaded sleeve (13), and a rotating wheel (12) is fixedly installed on the upper end of the circular groove (22). 2. A nighttime lighting device for a construction site according to claim 1, characterized in that: moving wheels (8) are respectively installed at the four corners of the bottom of the base (1), and a handle (10) is fixedly installed on the top rear side of the base (1). 3. A nighttime lighting device for a construction site according to claim 1, characterized in that: the first column (3) is fixedly mounted on the top of the box body (2), the bottom of the second column (4) is located inside the adjustment groove (16), and the second column (4) is adapted to the adjustment groove (16), the servo motor (7) is fixedly mounted on the first column (3), the first bevel gear (20) is meshedly connected with the second bevel gear (21), the lower end of the lead screw (18) is rotatably connected to the bottom inner wall of the adjustment groove (16), and the upper end of the lead screw (18) is located inside the threaded groove (17), and the lead screw (18) is adapted to the threaded groove (17). 4. A nighttime lighting device for a construction site according to claim 1, characterized in that the crossbar (5) is fixedly mounted on the top of the second column (4). 5. A nighttime lighting device for a construction site according to claim 1, characterized in that a storage power supply is provided inside the box (2), and the lighting fixture (6) and the servo motor (7) are electrically connected to the storage power supply. 6. A nighttime lighting device for a construction site according to claim 1, characterized in that: the support rod (9) is fixedly connected to the vertical shaft (11), and the four support rods (9) are respectively fixedly installed at the four corners of the outer wall of the base (1), the upper end of the threaded sleeve (13) is located inside the circular groove (22), the threaded shaft (23) passes through the top of the vertical shaft (11), and the threaded shaft (23) is connected to the vertical shaft (11) through a bearing, the lower end of the threaded shaft (23) is located inside the threaded sleeve (13), and the threaded shaft (23) is adapted to the threaded sleeve (13), the anti-skid pad (26) is located inside the slide groove (24), and the anti-skid pad (26) is slidably connected to the slide groove (24).