Signboard for construction site

Abstract

The utility model discloses a signboard for a construction site, which belongs to the technical field of signboards, and adopts the technical scheme that the signboard comprises a shell, the shell comprises a bottom plate and a top plate which are parallel to each other, two ends of the bottom plate are connected with two ends of the top plate through rotatably arranged shafts, and belt wheels are arranged at two ends of the two shafts; the two belt wheels located on the upper portion are connected through a transmission belt, the two belt wheels located on the lower portion are connected through a transmission belt, and the two transmission belts are connected through an annular transparent film. A bracket for mounting a display is arranged in the internal space of the annular transparent film; the device further comprises a rear baffle connecting the bottom plate and the top plate, a rotating roller is rotationally arranged on the bottom plate and located between the annular transparent film and the rear baffle, the outer wall of the rotating roller is wrapped with a cleaning structure, and the cleaning structure is tightly attached to the annular transparent film. The side baffles are connected with the bottom plate, the top plate and the rear baffle; and the lower end of any shaft extends out of the bottom plate and is connected with a driver. The signboard for the construction site has the advantage that the signboard for the construction site is provided.

Description

Technical Field

[0001] The utility model belongs to the technical field of identification plates, and particularly relates to an identification plate used at a construction site. Background Art

[0002] At construction sites, signboards are usually required to facilitate workers and visitors to obtain necessary information and ensure the safety and efficiency of site operations. At present, commonly used signboards are implemented using multiple display screens. Generally, a large screen is used to display construction safety knowledge, and a small screen is used to display real-time monitoring information, generally various environmental parameters of the construction site. When this type of signboard is installed at the construction site, due to the poor environment and high dust at the construction site, the signboards on site will be covered with dust within a certain period of time, making it impossible for workers to effectively see the information on the signboards. Therefore, workers need to clean the signboards frequently, which is very inconvenient. Utility Model Content

[0003] The utility model aims to provide a construction site identification plate with a cleaning structure.

[0004] The utility model is realized by the following measures: a signboard for construction sites, characterized in that it comprises a shell, the shell comprises a bottom plate and a top plate parallel to each other, the two ends of the bottom plate and the top plate are connected by a rotatably arranged shaft, the two ends of the two shafts are provided with pulleys, the two pulleys located at the top and the two pulleys located at the bottom are connected by a transmission belt, the two transmission belts are connected by an annular transparent film matching the outer shape of the transmission belt, the inner wall of the annular transparent film contacts the outer wall of the transmission belt, and the annular transparent film is fixed on the transmission belt by adhesive bonding;

[0005] A bracket for mounting a display is arranged in the inner space of the annular transparent film, and the bottom of the bracket is fixed on the bottom plate;

[0006] It also includes a rear baffle connecting the bottom plate and the top plate, a rotating roller is rotatably arranged on the bottom plate and between the annular transparent film and the rear baffle, and a cleaning structure made of a flexible material is wrapped on the outer wall of the rotating roller, and the cleaning structure is closely attached to the annular transparent film; the cleaning structure can be a cleaning layer supported by a sponge, or a brush;

[0007] It also includes side baffles connecting the bottom plate, the top plate and the rear baffle, wherein two side baffles are symmetrically arranged;

[0008] The lower end of any of the shafts extends out of the bottom plate and the extended end is connected to the driving structure.

[0009] Furthermore, the annular transparent film can be a PET film.

[0010] Furthermore, the driving structure is a hand wheel or a motor with a reducer.

[0011] Furthermore, a guide roller for the annular transparent film is arranged in the middle of the two shafts.

[0012] Furthermore, the bracket includes two L-shaped plates that are symmetrically and vertically arranged, the two L-shaped plates are connected by a transverse plate, and mounting holes are reserved on the L-shaped plates and the transverse plate.

[0013] Furthermore, two of the brackets are symmetrically arranged, and there is a gap between the two brackets.

[0014] Furthermore, the side baffle comprises a rectangular frame, one end of which is sealed by a sealing plate, and the bottom plate, top plate and rear baffle are all inserted into the rectangular frame. To improve the stability of the entire device, the rectangular frame and the bottom plate, top plate and rear baffle can be connected by screws, such as bolts or screws.

[0015] Furthermore, a rubber strip facing the annular transparent film is arranged on the inner side of the sealing plate, and the rubber strip is in contact with the annular transparent film.

[0016] Furthermore, an annular rubber strip in contact with the outer surface of the annular transparent film is provided on the top plate and the bottom plate and located at the periphery of the annular transparent film.

[0017] The inner space of the annular transparent film can be effectively protected by the annular adhesive strip and the rubber strip.

[0018] Furthermore, a plurality of supporting legs are fixedly arranged on the shell.

[0019] Furthermore, a mounting opening is arranged on the rear baffle at a position corresponding to the rotating roller, and the mounting opening is provided with a door panel.

[0020] Furthermore, the top plate is provided with a mounting groove that cooperates with the bracket.

[0021] Furthermore, the shell is connected in a detachable manner to facilitate the installation of the internal shaft, pulley and other related parts.

[0022] How to use: Fix the support legs on the ground. You can extend the support legs into the ground or fix the support base at the bottom of the support legs. Fix the support base on the ground with expansion bolts.

[0023] The mounting shaft is rotated on the bottom plate, and the pulley is installed on the shaft. The pulley and the shaft are connected by a key and a corresponding shaft shoulder is set on the shaft to limit the pulley. The transmission belt is installed on the pulley, and the annular transparent film is fixed on the upper and lower transmission belts. Then, the required display and necessary electrical components, such as batteries, are installed at the appropriate position of the bracket. In addition, a threading port can be reserved at the appropriate position of the bottom plate for the use of an external power supply. Among them, the display is located in the annular transparent film.

[0024] Finally, install the rotating roller, top plate, rear baffle and side baffle. The connections between the various plates can be made by bolts or screws.

[0025] When the annular transparent film needs to be cleaned, the shaft is rotated, and the pulley on the shaft drives the transmission belt to move, and the annular transparent film moves with the transmission belt. During the movement, the annular transparent film contacts the cleaning structure on the rotating roller, and the outer wall of the annular transparent film can be cleaned. If necessary, the door panel can be opened, and water can be sprayed on the cleaning structure to wet it or directly sprayed on the annular transparent film.

[0026] The technical solution provided by the embodiment of the utility model has the beneficial effect of: an annular transparent film is arranged on the outside of the display to protect the display at the construction site, and the annular transparent film can also be cleaned by a matching belt drive and rotating roller to adapt to the dusty environment of the construction site. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solution of the present utility model, a brief introduction will be given to the drawings used in the embodiments below. Obviously, the drawings listed below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 is a schematic diagram of the overall structure of an embodiment of the utility model (wherein the annular transparent film is displayed in a non-transparent state);

[0029] Figure 2 is with Figure 1 Schematic diagram of the structure at different angles (the door panel at the installation opening is removed);

[0030] Figure 3 It is a schematic diagram of the structure after removing the rear baffle;

[0031] Figure 4 yes Figure 3 A partial enlarged view of the middle A;

[0032] Figure 5 It is a schematic diagram of the structure of the base plate and its related parts;

[0033] Figure 6 It is a schematic diagram of the structure with the top plate and internal supports removed;

[0034] Figure 7 yes Figure 6 A partial enlarged view of point B in the middle;

[0035] Figure 8 It is a schematic diagram of the structure of the side baffle.

[0036] In the accompanying drawings, the list of components represented by each number is as follows: 1. Shell; 2. Annular transparent film; 3. Driving structure; 4. Support leg; 5. Bracket; 6. Shaft; 7. Pulley; 8. Annular rubber strip; 9. Rubber strip; 10. Cleaning structure; 11. Rotating roller; 101. Bottom plate; 102. Top plate; 103. Side baffle; 104. Rear baffle; 501. L-shaped plate; 502. Horizontal plate; 601. Guide roller; 701. Transmission belt; 10301. Rectangular frame; 10302. Sealing plate. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail in combination with the embodiments below. Of course, the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0038] See also Figure 1-Figure 8 A sign for construction sites, characterized in that it comprises a shell 1, the shell 1 comprises a bottom plate 101 and a top plate 102 which are parallel to each other, the two ends of the bottom plate 101 and the top plate 102 are connected by being rotatably arranged on an axis 6, both ends of the two axes 6 are provided with pulleys 7, the two upper pulleys 7 and the two lower pulleys 7 are connected by a transmission belt 701, the two transmission belts 701 are connected by an annular transparent film 2 which matches the outer shape of the transmission belt 701, the inner wall of the annular transparent film 2 contacts the outer wall of the transmission belt 701, and the annular transparent film 2 is fixed to the transmission belt 701 by adhesive bonding;

[0039] A bracket 5 for mounting a display is arranged in the inner space of the annular transparent film 2, and the bottom of the bracket 5 is fixed on the bottom plate 101;

[0040] The invention also includes a rear baffle 104 connecting the bottom plate 101 and the top plate 102. A rotating roller 11 is rotatably arranged on the bottom plate 101 and between the annular transparent film 2 and the rear baffle 104. A cleaning structure 10 made of a flexible material is wrapped on the outer wall of the rotating roller 11. The cleaning structure 10 is closely attached to the annular transparent film 2. The cleaning structure 10 can be a cleaning layer supported by a sponge or a brush.

[0041] It also includes a side baffle 103 connecting the bottom plate 101, the top plate 102 and the rear baffle 104, and two side baffles 103 are symmetrically arranged;

[0042] The lower end of any shaft 6 extends out of the bottom plate 101 and the extended end is connected to the driving structure 3 .

[0043] The annular transparent film 2 can be made of PET film.

[0044] The driving structure 3 is a hand wheel or a motor with a reducer.

[0045] A guide roller 601 of the annular transparent film 2 is arranged in the middle of the two shafts 6. The guide roller 601 supports the middle of the annular transparent film 2.

[0046] The bracket 5 includes two L-shaped plates 501 that are symmetrically and vertically arranged. The two L-shaped plates 501 are connected by a transverse plate 502 . Both the L-shaped plates 501 and the transverse plate 502 have mounting holes reserved thereon.

[0047] Two brackets 5 are symmetrically arranged, and there is a gap between the two brackets 5 .

[0048] The side baffle 103 includes a rectangular frame 10301 body, one end of which is sealed by a sealing plate 10302, and the bottom plate 101, the top plate 102 and the rear baffle 104 are all plugged into the rectangular frame 10301 body. To improve the stability of the entire device, the rectangular frame 10301 body and the bottom plate 101, the top plate 102 and the rear baffle 104 can be connected by screws, such as bolts or screws.

[0049] A rubber strip 9 facing the annular transparent film 2 is provided on the inner side of the sealing plate 10302 , and the rubber strip 9 is in contact with the annular transparent film 2 .

[0050] An annular rubber strip 8 in contact with the outer surface of the annular transparent film 2 is disposed on the top plate 102 and the bottom plate 101 and located at the periphery of the annular transparent film 2 .

[0051] A plurality of supporting legs 4 are fixedly arranged on the housing 1 .

[0052] A mounting opening is arranged on the rear baffle 104 at a position corresponding to the rotating roller 11 , and a door panel is arranged on the mounting opening.

[0053] The top plate 102 is provided with a mounting groove that matches the bracket 5 .

[0054] Usage: Fix the support leg 4 on the ground. You can extend the support leg 4 into the ground or fix the support base at the bottom of the support leg 4, and fix the support base on the ground by expansion bolts.

[0055] The shaft 6 is rotatably installed on the base plate 101, and the pulley 7 is installed on the shaft 6. The pulley 7 and the shaft 6 are connected by a key and a corresponding shaft 6 shoulder is set on the shaft 6 to limit the pulley 7. The transmission belt 701 is installed on the pulley 7, and the annular transparent film 2 is fixed on the upper and lower transmission belts 701. Then, the required display and necessary electrical components (such as batteries, and a threading port can be reserved at a suitable position of the base plate 101 for use with an external power supply) are installed at a suitable position of the bracket 5.

[0056] Finally, the rotating roller 11, the top plate 102, the rear baffle 104 and the side baffle 103 are installed, and the connection between each plate can be connected by bolts or screws.

[0057] When the annular transparent film 2 needs to be cleaned, the shaft 6 is rotated, and the pulley 7 on the shaft 6 drives the transmission belt 701 to move, and the annular transparent film 2 moves along with the transmission belt 701. During the movement, the annular transparent film 2 contacts the cleaning structure 10 on the rotating roller 11, and the outer wall of the annular transparent film 2 can be cleaned. If necessary, the door panel can be opened, and water can be sprayed on the cleaning structure 10 to moisten it or directly sprayed on the annular transparent film 2.

[0058] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A signboard for a construction site, characterized in that: The housing comprises a bottom plate and a top plate which are parallel to each other, the two ends of the bottom plate and the top plate are connected by a rotatably arranged shaft, the two ends of the two shafts are provided with pulleys, the two pulleys located at the top and the two pulleys located at the bottom are connected by a transmission belt, the two transmission belts are connected by an annular transparent film which matches the outer shape of the transmission belts, and the inner wall of the annular transparent film contacts the outer wall of the transmission belt; A bracket for mounting a display is arranged in the inner space of the annular transparent film, and the bottom of the bracket is fixed on the bottom plate; It also includes a rear baffle connecting the bottom plate and the top plate, a rotating roller is rotatably arranged on the bottom plate and between the annular transparent film and the rear baffle, a cleaning structure made of a flexible material is wrapped on the outer wall of the rotating roller, and the cleaning structure is in close contact with the annular transparent film; It also includes side baffles connecting the bottom plate, the top plate and the rear baffle, wherein two side baffles are symmetrically arranged; The lower end of any of the shafts extends out of the bottom plate and the extended end is connected to the driving structure.

2. The construction site identification plate according to claim 1, characterized in that: The driving structure is a hand wheel or a motor with a reducer.

3. The construction site identification plate according to claim 1, characterized in that: A guide roller for the annular transparent film is arranged in the middle of the two shafts.

4. The construction site identification plate according to claim 1, characterized in that: The bracket includes two L-shaped plates that are symmetrically and vertically arranged, a transverse plate is connected between the two L-shaped plates, and mounting holes are reserved on the L-shaped plates and the transverse plate.

5. The construction site identification plate according to claim 4, characterized in that: Two of the brackets are symmetrically arranged, and there is a gap between the two brackets.

6. The construction site identification plate according to any one of claims 1 to 5, characterized in that: The side baffle comprises a rectangular frame, one end of which is sealed by a sealing plate, and the bottom plate, the top plate and the rear baffle are all inserted into the rectangular frame.

7. The construction site identification plate according to claim 6, characterized in that: A rubber strip facing the annular transparent film is arranged on the inner side of the sealing plate, and the rubber strip is in contact with the annular transparent film.

8. The construction site identification plate according to claim 1, characterized in that: An annular rubber strip in contact with the outer surface of the annular transparent film is arranged on the top plate and the bottom plate and located at the periphery of the annular transparent film.

9. The construction site identification plate according to claim 1, characterized in that: A plurality of supporting legs are fixedly arranged on the shell.

10. The construction site identification plate according to claim 1, characterized in that: The rear baffle is provided with an installation opening at a position corresponding to the rotating roller, and the installation opening is provided with a door panel.

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