Engineering construction trolley net protection structure

Abstract

The utility model relates to the technical field of engineering construction trolleys, in particular to an engineering construction trolley net protection structure which comprises a base, a first stand column and a second stand column, the first stand column is arranged at the upper end of the base, the second stand column is arranged at the upper end of the first stand column, and protection structures are arranged on the side faces of the first stand column and the second stand column. Connecting structures are arranged on the side faces of the first stand column and the second stand column. When the protective nets on the side faces are connected, the side faces of the two devices are attached, then the two clamping blocks are inserted into the connecting holes in the attaching position of the two devices, and then the connecting bolts are screwed in to fix the connecting blocks, so that the two devices are connected, and the width of the protective nets is increased; and the device can adapt to the lengths of different trolley platforms and the heights of workers, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering construction trolleys, in particular to a net protection structure of an engineering construction trolley. Background Art

[0002] In the process of construction, the trolley is one of the commonly used construction equipment, which is used to transport logistics and personnel in underground projects such as tunnels and subways. During the movement of the trolley, personnel may accidentally fall from the platform on the trolley and suffer fall injuries, so it is necessary to set up a construction trolley net protection structure, but the existing device still has certain use defects when in use, such as:

[0003] During the use of the device, most of the protective nets are connected together as an integrated structure. Therefore, when the height or length of the protective net does not reach the average height of a person or the length of the trolley platform, the protective net is not easy to splice and cannot fully protect the trolley platform, thereby reducing the practicability of the device. Summary of the invention

[0004] The utility model aims to solve the above-mentioned problem and proposes a mesh protection structure for an engineering construction trolley, which improves the problem that the existing mesh protection structure for an engineering construction trolley is inconvenient to splice.

[0005] A net protection structure for an engineering construction trolley, comprising a base, a first column and a second column: the first column is arranged at the upper end of the base, the second column is arranged at the upper end of the first column, the sides of the first column and the second column are both provided with a protective structure, and the sides of the first column and the second column are both provided with a connecting structure;

[0006] The protection structure comprises a protection net and a limiting plate. The limiting plates are embedded on the sides of the first column and the second column, and the protection net is arranged on the sides of the limiting plate.

[0007] Preferably, a limiting groove is provided at the upper end of the protective net, and a limiting rod is provided at the lower end of the protective net, and the limiting rod is embedded in the limiting groove.

[0008] Preferably, a mounting block is provided on the side of the base, a mounting hole is provided on the surface of the mounting block, and connecting holes are provided on the sides of the first column and the second column.

[0009] Preferably, the connecting structure comprises a connecting block, a clamping block and connecting bolts, the clamping block is arranged inside the connecting hole and is embedded in the connecting hole, the connecting block is arranged on the side of the clamping block, and the connecting bolts are arranged on the side of the connecting block.

[0010] Preferably, the connecting bolt is threadedly connected to the first column, the connecting bolt is threadedly connected to the second column, and the connecting bolt passes through the connecting block.

[0011] Preferably, a cover plate is provided at the upper end of the second column, a connecting plate is provided at the lower end of the cover plate, a pressing plate is provided at the lower end of the cover plate, the connecting plate is embedded in the fixing groove of the second column, and fixing grooves are provided at the upper ends of the first column and the second column.

[0012] Preferably, a plug plate is provided at the lower end of the second column, and fixing bolts are provided on the sides of the second column and the first column, and the fixing bolts penetrate the plug plate and the connecting plate.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the arrangement of the first column, the second column, the plug plate, the fixing bolts, the connecting block, the clamping block, the connecting bolts and the connecting holes, when the device is in use and needs to adjust the height of the protective net, the plug plate is inserted into the fixing groove on the surface of the first column, the second column is fitted with the first column, and then the fixing bolts are screwed in to fix the first column and the second column, and then the limiting plates on the sides of the protective net are inserted into the fixing grooves of the columns to increase the height of the protective net, so as to adjust the height of the protective net. When the side protective nets need to be connected, the sides of the two devices are fitted together, and then the two clamping blocks are inserted into the connecting holes at the fitting places of the two devices, and then the connecting bolts are screwed in to fix the connecting blocks, so as to connect the two devices, extend the width of the protective net, enable the device to adapt to the lengths of different trolley platforms and the heights of the staff, and improve the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall front-view stereoscopic structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the connection structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the protection structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the second column and the plug board installation of the utility model.

[0019] In the figure: 1. base; 2. mounting block; 3. first column; 4. second column; 5. cover plate; 6. connecting block; 7. clamping block; 8. connecting bolt; 9. connecting hole; 10. connecting plate; 11. pressing plate; 12. protective net; 13. limiting groove; 14. limiting rod; 15. limiting plate; 16. fixing bolt; 17. fixing groove; 18. plug-in plate; 19. protective structure; 20. connecting structure. DETAILED DESCRIPTION

[0020] 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.

[0021] When implementing: Figure 1-4 As shown, a net protection structure of an engineering construction trolley comprises a base 1, a first column 3 and a second column 4: the first column 3 is arranged at the upper end of the base 1, the second column 4 is arranged at the upper end of the first column 3, the side surfaces of the first column 3 and the second column 4 are both provided with a protection structure 19, and the side surfaces of the first column 3 and the second column 4 are both provided with a connection structure 20;

[0022] The protection structure 19 includes a protection net 12 and a limiting plate 15. The limiting plate 15 is embedded on the side of the first column 3 and the second column 4, and the side of the limiting plate 15 is provided with a protection net 12.

[0023] When the device is in use and the protective net 12 needs to be installed, the first column 3 and the second column 4 are first connected and fixed, and the second column 4 is increased according to the required height, and then the limiting plate 15 on the side of the protective net 12 is inserted into the fixing groove 17 of the first column 3 and the second column 4, so that the protective net 12 is installed in the middle of the columns on both sides, thereby achieving the purpose of installing the protective net 12.

[0024] A limiting groove 13 is provided at the upper end of the protection net 12, and a limiting rod 14 is provided at the lower end of the protection net 12. The limiting rod 14 is embedded in the limiting groove 13;

[0025] When the device is in use, the protective net 12 is installed in the middle of the two side pillars, and the limiting rod 14 on the lower side of the upper protective net 12 is inserted into the limiting groove 13 on the upper side of the lower protective net 12, so as to lock and fix the protective net 12 and improve the protective performance of the protective net 12.

[0026] A mounting block 2 is disposed on the side of the base 1 , a mounting hole is formed on the surface of the mounting block 2 , and connection holes 9 are formed on the sides of the first column 3 and the second column 4 .

[0027] The connection structure 20 includes a connection block 6, a clamping block 7 and a connection bolt 8. The clamping block 7 is disposed inside the connection hole 9 and embedded in the connection hole 9. The connection block 6 is disposed on the side of the clamping block 7 and the connection bolt 8 is disposed on the side of the connection block 6.

[0028] The connecting bolt 8 is threadedly connected to the first column 3, the connecting bolt 8 is threadedly connected to the second column 4, and the connecting bolt 8 passes through the connecting block 6;

[0029] When the device is in use and needs to be extended, the sides of the two devices are fitted together, and then the connecting block 6 inserts the card block 7 into the connecting holes 9 on both sides of the fitting of the two devices, and the connecting bolts 8 are screwed into the inside of the column to fix the connecting block 6, so as to achieve the purpose of connecting the two protective nets 12 and extend the length of the device.

[0030] A cover plate 5 is provided at the upper end of the second column 4, a connecting plate 10 is provided at the lower end of the cover plate 5, a pressing plate 11 is provided at the lower end of the cover plate 5, and the connecting plate 10 is embedded in the fixing groove 17 of the second column 4. The upper ends of the first column 3 and the second column 4 are both provided with fixing grooves 17.

[0031] A plug plate 18 is disposed at the lower end of the second column 4, and fixing bolts 16 are disposed on the sides of the second column 4 and the first column 3, and the fixing bolts 16 penetrate the plug plate 18 and the connecting plate 10;

[0032] When the device is in use and the height of the device needs to be adjusted, first insert the plug plate 18 of the second column 4 into the fixing groove 17 of the first column 3, and then screw in the fixing bolt 16 to fix the first column 3 and the second column 4, and add multiple second columns 4 for fixing according to the height requirements, and then insert the protective net 12 from top to bottom into the first column 3 and the second column 4 through the side limit plate 15 to increase the height of the protective net 12. When the protective net 12 is installed, the cover plate 5 is then inserted into the second column 4 through the connecting plate 10, the fixing bolt 16 is screwed in to fix the cover plate 5, and the uppermost protective net 12 is pressed and fixed by the pressing plate 11 to prevent the protective net 12 from falling off.

[0033] When the utility model is in use, the base 1 is first fixed on the trolley platform by the mounting block 2 according to the length of the protective net 12, and then the second column 4 inserts the plug plate 18 into the interior of the first column 3, screws in the fixing bolts 16 to fix the second column 4, and adds multiple second columns 4 according to the required height to set the height. At this time, the side is fitted with the side of another device, and then the card block 7 is inserted into the connection holes 9 on both sides of the two devices through the connecting block 6, and the connecting bolts 8 are screwed in to connect the two devices. Then, to increase the length of the device, the protective net 12 is then inserted into the fixing groove 17 of the first column 3 and the second column 4 through the limiting plate 15 to install the protective net 12, and then the cover plate 5 is inserted into the fixing groove 17 of the second column 4 through the connecting plate 10, and then the fixing bolts 16 are screwed into the connecting plate 10 to fix the cover plate 5, and the uppermost protective net 12 is limited by the pressing plate 11 to prevent the protective net 12 from falling off, so as to install and fix the protective net 12.

[0034] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A kind of engineering construction trolley net protection structure, It is characterized in that The invention comprises a base (1), a first column (3) and a second column (4): the first column (3) is arranged at the upper end of the base (1), the second column (4) is arranged at the upper end of the first column (3), the side surfaces of the first column (3) and the second column (4) are both provided with a protective structure (19), and the side surfaces of the first column (3) and the second column (4) are both provided with a connecting structure (20); The protective structure (19) comprises a protective net (12) and a limiting plate (15), the limiting plate (15) being embedded in the side surfaces of the first column (3) and the second column (4), and the protective net (12) being arranged on the side surfaces of the limiting plate (15).

2. A construction trolley net protection structure according to claim 1, Features: A limiting groove (13) is provided at the upper end of the protection net (12), and a limiting rod (14) is provided at the lower end of the protection net (12), wherein the limiting rod (14) is embedded in the limiting groove (13).

3. The engineering construction trolley net protection structure according to claim 1, Features: A mounting block (2) is provided on the side of the base (1), a mounting hole is provided on the surface of the mounting block (2), and connection holes (9) are provided on the sides of the first column (3) and the second column (4).

4. The engineering construction trolley net protection structure according to claim 1, Features: The connection structure (20) comprises a connection block (6), a clamping block (7) and a connection bolt (8); the clamping block (7) is arranged inside the connection hole (9), and the clamping block (7) is embedded inside the connection hole (9); the connection block (6) is arranged on the side of the clamping block (7), and the connection bolt (8) is arranged on the side of the connection block (6).

5. A construction trolley net protection structure according to claim 4, Features: The connecting bolt (8) is threadedly connected to the first column (3), the connecting bolt (8) is threadedly connected to the second column (4), and the connecting bolt (8) passes through the connecting block (6).

6. The engineering construction trolley net protection structure according to claim 1, Features: A cover plate (5) is provided at the upper end of the second column (4), a connecting plate (10) is provided at the lower end of the cover plate (5), a pressing plate (11) is provided at the lower end of the cover plate (5), the connecting plate (10) is embedded in the interior of the fixing groove (17) of the second column (4), and the upper ends of the first column (3) and the second column (4) are both provided with fixing grooves (17).

7. A construction trolley net protection structure according to claim 6, Features: A plug plate (18) is provided at the lower end of the second column (4), and fixing bolts (16) are provided on the sides of the second column (4) and the first column (3), and the fixing bolts (16) penetrate the plug plate (18) and the connecting plate (10).

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