Safety isolation device for road and bridge municipal construction

Abstract

The utility model discloses a safety isolation device for road and bridge municipal construction, which comprises a guardrail frame, the top of the guardrail frame is fixedly provided with a top plate, the bottom of the guardrail frame is fixedly provided with a bottom plate, the front and back of the guardrail frame are both fixedly provided with reinforcing ribs, one side of the guardrail frame is provided with a T-shaped groove, and the other side of the guardrail frame is provided with a groove. A sliding frame is fixedly installed on the other side of the guardrail frame, a plurality of hexagonal groove columns are movably installed in the guardrail frame, rotating shafts are fixedly installed at one ends of the hexagonal groove columns, and chain wheels are fixedly connected to the outer sides of the rotating shafts in a sleeving mode; by arranging the bottom plate and the top plate and arranging a plurality of asymmetric bolt holes in the bottom plate and the top plate, the guardrail frame can be installed upside down, the top and the bottom do not need to be distinguished, the guardrail frame can be conveniently used according to different installation requirements, meanwhile, the sizes of the guardrail frame and the reinforcing ribs are uniform, and stacking and carrying are convenient; operation convenience and safety are improved, and the burden of operators is relieved.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal construction equipment, in particular to a safety isolation device for road and bridge municipal construction. Background Art

[0002] Municipal engineering refers to various projects related to municipal public facilities such as urban transportation, environmental sanitation, landscaping, urban water supply and drainage, heat, gas, electricity, etc. It mainly includes various municipal public projects such as urban roads and bridges, water supply and drainage (including sewage and rainwater), electricity, communications, lighting, etc. Municipal engineering covers the construction and maintenance of urban roads and bridges (including urban main roads and urban ramp bridges), municipal pipe networks, squares, parks, road lighting, garbage disposal facilities, etc.

[0003] During the process of road, bridge and municipal construction, it is necessary to fence off the construction site in order to isolate the internal and external environments of the construction and reduce the impact on pedestrians on the road. The existing commonly used isolation devices are generally bulky and difficult to splice, and cannot be quickly spliced ​​and installed, and are difficult to transport. Based on this, we propose a safety isolation device for road, bridge and municipal construction. Utility Model Content

[0004] The purpose of the utility model is to provide a safety isolation device for road, bridge and municipal construction to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a safety isolation device for road and bridge municipal construction, comprising a guardrail frame, a top plate is fixedly installed on the top of the guardrail frame, a bottom plate is fixedly installed on the bottom of the guardrail frame, reinforcing ribs are fixedly installed on the front and back of the guardrail frame, a T-shaped slot is opened on one side of the guardrail frame, a sliding frame is fixedly installed on the other side of the guardrail frame, a plurality of hexagonal slot columns are movably installed inside the guardrail frame, a rotating shaft is fixedly installed on one end of the hexagonal slot column, a sprocket is fixedly sleeved on the outer side of the rotating shaft, a chain is meshingly sleeved on the outer side of the sprocket, a winding roller is fixedly sleeved on the outer side of the rotating shaft, and the guardrail frame is provided with a T-shaped slot. There are several column grooves, a pull rope is wrapped around the outer side of the winding roller, a piston is fixedly installed on the other end of the pull rope, a spring is fixedly installed on one side of the piston, a second rack is fixedly installed on one side of the piston, a second transmission gear is meshed on the outer side of the second rack, a rotating rod is fixedly sleeved on the inner side of the second transmission gear, an elastic telescopic column is fixedly installed on the end of the second rack away from the piston, a first transmission gear is fixedly sleeved on the outer side of the top of the rotating rod, both sides of the first transmission gear are meshed with first racks, a pin is fixedly installed on the opposite end of the first rack, a docking groove is provided on the other side of the pin, and a T-shaped slot is provided on the side of the guardrail frame away from the sliding frame.

[0006] Preferably, a plurality of bolt holes are provided inside the bottom plate and the top plate, and the reinforcing ribs are linearly and evenly arranged on the front and back sides of the guardrail frame.

[0007] Preferably, one end of the rotating shaft away from the hexagonal slot column is movably mounted inside the guardrail frame via a shaft seat, and the hexagonal slot column is movably mounted inside the guardrail frame via a bearing.

[0008] Preferably, the two ends of the column groove are respectively connected to the guardrail frame and the sliding frame, the piston is slidably sleeved inside the column groove, the end of the spring away from the piston is fixedly installed inside the column groove, and the spring is sleeved on the outside of the pull rope.

[0009] Preferably, the elastic telescopic column is fixedly installed on the inner wall of the sliding frame, both ends of the rotating rod are fixed inside the sliding frame through an axle seat and a bracket, the second transmission gear is fixedly sleeved on the outer side of the bottom end of the rotating rod, and the first rack and the second rack are vertically staggered.

[0010] Preferably, the pin sliding sleeve passes through the sliding frame and extends to the outside of the sliding frame, the specifications and dimensions of the docking groove are compatible with the specifications and dimensions of the first rack, the docking groove and the first rack are symmetrically distributed, and the specifications and dimensions of the sliding frame and the pin are compatible with the specifications and dimensions of the T-slot.

[0011] Compared with the prior art, the beneficial effect of the utility model is that when the structure is in use, the user stacks and transports multiple guardrail frames to a suitable place of use, and then vertically docks the multiple guardrail frames with each other, through the position of the sliding frame corresponding to the T-slot, at this time, the operator inserts the hexagonal screwdriver into the inside of the hexagonal slot column and rotates it to drive the rotating shaft to rotate, so that the rotating shaft drives the winding roller to rotate, and pulls the piston backward through the winding rope, at this time, the meshing of the second rack and the second transmission gear drives the second transmission gear to rotate, and applies a rotational torque to the rotating rod, the rotating rod drives the first transmission gear to rotate, and drives the meshed first rack to move, and retracts the pin, the first rack slides and inserts into the docking groove corresponding to the pin, and performs a perfect sliding to drive the pin displacement, while the chain and sprocket can drive other rotating shafts and structures, and then drive the pin to retract, at this time, after the sliding frame is inserted into the inside of the T-slot, the hexagonal slot column is released, the piston is reset under the elastic force of the spring, and then drives the structure transmission to reset the pin, and then is clamped in the T-shaped position of the T-slot, which is convenient for splicing and fixing, and the operation is relatively convenient and simple to operate;

[0012] By setting the bottom plate and the top plate, and the multiple asymmetric bolt holes set inside the bottom plate and the top plate, the guardrail frame can be installed upside down without distinguishing between the top and the bottom, which is convenient for use according to different installation needs. At the same time, the sizes of the guardrail frame and the reinforcement ribs are unified, which is convenient for stacking and carrying, increasing the convenience and safety of operation and reducing the burden on operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the front three-dimensional appearance structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the rear-view stereoscopic appearance structure of the utility model.

[0015] Figure 3 It is a schematic diagram of the internal structure of the utility model in a top view or a cross-sectional view.

[0016] Figure 4 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0017] In the figure: 1. guardrail frame; 2. reinforcing ribs; 3. bottom plate; 4. top plate; 5. sliding frame; 6. pin column; 7. hexagonal slot column; 8. T-slot; 9. chain; 10. sprocket; 11. rotating shaft; 12. winding roller; 13. pull rope; 14. spring; 15. piston; 16. docking groove; 17. first rack; 18. elastic telescopic column; 19. second rack; 20. rotating rod; 21. first transmission gear; 22. second transmission gear; 23. column groove. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-Figure 4The utility model provides a technical solution: a safety isolation device for road and bridge municipal construction, comprising a guardrail frame 1, a top plate 4 is fixedly installed on the top of the guardrail frame 1, a bottom plate 3 is fixedly installed on the bottom of the guardrail frame 1, reinforcing ribs 2 are fixedly installed on the front and back of the guardrail frame 1, a T-shaped slot 8 is opened on one side of the guardrail frame 1, a sliding frame 5 is fixedly installed on the other side of the guardrail frame 1, a plurality of hexagonal slot columns 7 are movably installed inside the guardrail frame 1, a rotating shaft 11 is fixedly installed at one end of the hexagonal slot column 7, a sprocket 10 is fixedly sleeved on the outer side of the rotating shaft 11, a chain 9 is meshedly sleeved on the outer side of the sprocket 10, a winding roller 12 is fixedly sleeved on the outer side of the rotating shaft 11, a plurality of column slots 23 are arranged inside the guardrail frame 1, and the winding roller 12 A pull rope 13 is wound around the outer side, a piston 15 is fixedly installed on the other end of the pull rope 13, a spring 14 is fixedly installed on one side of the piston 15, a second rack 19 is fixedly installed on one side of the piston 15, a second transmission gear 22 is meshed on the outer side of the second rack 19, a rotating rod 20 is fixedly sleeved on the inner side of the second transmission gear 22, an elastic telescopic column 18 is fixedly installed on the end of the second rack 19 away from the piston 15, a first transmission gear 21 is fixedly sleeved on the outer side of the top of the rotating rod 20, both sides of the first transmission gear 21 are meshed with first racks 17, a pin 6 is fixedly installed on the opposite end of the first rack 17, a docking groove 16 is provided on the other side of the pin 6, and a T-shaped groove 8 is provided on the side of the guardrail frame 1 away from the sliding frame 5.

[0020] The working principle of the above technical solution is as follows: when in use, the user stacks and transports multiple guardrail frames 1 to a suitable place of use, and then vertically connects the multiple guardrail frames 1 to each other, and through the position of the sliding frame 5 corresponding to the T-slot 8, the operator inserts a hexagonal screwdriver into the inside of the hexagonal slot column 7 and rotates it, driving the rotating shaft 11 to rotate, so that the rotating shaft 11 drives the winding roller 12 to rotate, and pulls the piston 15 backward through the winding rope 13. At this time, the meshing of the second rack 19 and the second transmission gear 22 drives the second transmission gear 22 to rotate, and applies a rotational torque to the rotating rod 20, which drives the rotating rod 20 to rotate. The first transmission gear 21 rotates and drives the meshing first rack 17 to move and retract the pin 6. The first rack 17 slides and inserts into the docking groove 16 corresponding to the pin 6, and performs a complete sliding to drive the pin 6 to move. At the same time, the chain 9 and the sprocket 10 can transmit other rotating shafts 11 and structures, thereby driving the pin 6 to retract. At this time, after the slide frame 5 is inserted into the T-slot 8, the hexagonal slot column 7 is released, and the piston 15 is reset under the elastic force of the spring 14, thereby driving the structural transmission to reset the pin 6, and then clamping it in the T-shaped position of the T-slot 8, which is convenient for splicing and fixing, and the operation is relatively convenient and simple to operate.

[0021] In another embodiment, Figure 1 and Figure 2 As shown, a plurality of bolt holes are provided inside the bottom plate 3 and the top plate 4 , and the reinforcing ribs 2 are linearly and evenly arranged on the front and back sides of the guardrail frame 1 .

[0022] By setting the bottom plate 3 and the top plate 4, and the multiple asymmetric bolt holes set inside the bottom plate 3 and the top plate 4, the guardrail frame 1 can be installed upside down without distinguishing the top and the bottom, which is convenient for use according to different installation needs. At the same time, the guardrail frame 1 and the reinforcement ribs 2 have uniform sizes, which are convenient for stacking and carrying, thereby increasing the convenience and safety of operation and reducing the burden on operators.

[0023] In another embodiment, Figure 3 and Figure 4 As shown, one end of the rotating shaft 11 away from the hexagonal slot column 7 is movably installed inside the guardrail frame 1 through an axle seat, and the hexagonal slot column 7 is movably installed inside the guardrail frame 1 through a bearing.

[0024] The movable installation of the rotating shaft 11 and the hexagonal slot column 7 is convenient for fixing the rotation position and stabilizing the position, thereby increasing the smoothness of the transmission and stabilizing the structure.

[0025] In another embodiment, Figure 3 and Figure 4 As shown, the two ends of the column groove 23 are respectively connected to the guardrail frame 1 and the sliding frame 5, the piston 15 is slidably sleeved inside the column groove 23, the end of the spring 14 away from the piston 15 is fixedly installed inside the column groove 23, and the spring 14 is sleeved on the outside of the pull rope 13.

[0026] The column groove 23 provides a sliding position for the piston 15 and an installation position for the spring 14, which is convenient for connecting the interior of the guardrail frame 1 and the sliding frame 5, and is convenient for stabilizing the operating position of the structure, thereby increasing the stability of the structure.

[0027] In another embodiment, Figure 3 and Figure 4 As shown, the elastic telescopic column 18 is fixedly installed on the inner wall of the sliding frame 5, both ends of the rotating rod 20 are fixed inside the sliding frame 5 through the shaft seat and the bracket, the second transmission gear 22 is fixedly sleeved on the outer side of the bottom end of the rotating rod 20, and the first rack 17 and the second rack 19 are vertically staggered.

[0028] The elastic telescopic column 18 can stabilize the position of one end of the second rack 19 without hindering the reciprocating operation of the second rack 19. The rotating rod 20 is fixed by the shaft seat and the bracket to facilitate the stable position and the transmission position without hindering the operation, which is convenient for the operation of the transmission structure.

[0029] In another embodiment, Figure 3 and Figure 4As shown, the pin 6 is slidably sleeved through the slide frame 5 and extends to the outside of the slide frame 5, the specifications and dimensions of the docking groove 16 are compatible with the specifications and dimensions of the first rack 17, the docking groove 16 and the first rack 17 are symmetrically distributed, and the specifications and dimensions of the slide frame 5 and the pin 6 are compatible with the specifications and dimensions of the T-slot 8.

[0030] The pin 6 slides and retracts inside the slide frame 5 to play the role of clamping the T-slot 8 at the corresponding position, stabilizing the structural force and increasing the use effect. The sliding docking of the docking groove 16 and the first rack 17 can cooperate with the sliding stable action position of the pin 6 and the slide frame 5 to avoid deflection and stabilize the use effect of the structure.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A safety isolation device for road, bridge and municipal construction, comprising a guardrail frame (1), characterized in that: A top plate (4) is fixedly installed on the top of the guardrail frame (1), a bottom plate (3) is fixedly installed on the bottom of the guardrail frame (1), reinforcing ribs (2) are fixedly installed on the front and back of the guardrail frame (1), a T-shaped slot (8) is provided on one side of the guardrail frame (1), a sliding frame (5) is fixedly installed on the other side of the guardrail frame (1), a plurality of hexagonal slot columns (7) are movably installed inside the guardrail frame (1), a rotating shaft (11) is fixedly installed on one end of the hexagonal slot column (7), a sprocket (10) is fixedly sleeved on the outer side of the rotating shaft (11), a chain (9) is meshingly sleeved on the outer side of the sprocket (10), a winding roller (12) is fixedly sleeved on the outer side of the rotating shaft (11), a plurality of column slots (23) are provided inside the guardrail frame (1), a pull rope (13) is wound around the outer side of the winding roller (12), and the pull rope (13) ) is fixedly mounted on the other end of the piston (15), a spring (14) is fixedly mounted on one side of the piston (15), a second rack (19) is fixedly mounted on one side of the piston (15), a second transmission gear (22) is meshed on the outer side of the second rack (19), a rotating rod (20) is fixedly sleeved on the inner side of the second transmission gear (22), an elastic telescopic column (18) is fixedly mounted on the end of the second rack (19) away from the piston (15), a first transmission gear (21) is fixedly sleeved on the outer side of the top end of the rotating rod (20), both sides of the first transmission gear (21) are meshed with a first rack (17), a pin column (6) is fixedly mounted on the opposite end of the first rack (17), a docking groove (16) is provided on the other side of the pin column (6), and a T-shaped groove (8) is provided on the side of the guardrail frame (1) away from the sliding frame (5).

2. A safety isolation device for road, bridge and municipal construction according to claim 1, characterized in that: A plurality of bolt holes are provided inside the bottom plate (3) and the top plate (4), and the reinforcing ribs (2) are linearly and evenly arranged and distributed on the front and back sides of the guardrail frame (1).

3. A safety isolation device for road, bridge and municipal construction according to claim 1, characterized in that: One end of the rotating shaft (11) away from the hexagonal slot column (7) is movably mounted inside the guardrail frame (1) via a shaft seat, and the hexagonal slot column (7) is movably mounted inside the guardrail frame (1) via a bearing.

4. A safety isolation device for road, bridge and municipal construction according to claim 1, characterized in that: The two ends of the column groove (23) are respectively connected to the guardrail frame (1) and the sliding frame (5); the piston (15) is slidably sleeved inside the column groove (23); one end of the spring (14) away from the piston (15) is fixedly installed inside the column groove (23); and the spring (14) is sleeved on the outside of the pull rope (13).

5. A safety isolation device for road, bridge and municipal construction according to claim 1, characterized in that: The elastic telescopic column (18) is fixedly mounted on the inner wall of the sliding frame (5), both ends of the rotating rod (20) are fixed inside the sliding frame (5) through an axle seat and a bracket, the second transmission gear (22) is fixedly sleeved on the outer side of the bottom end of the rotating rod (20), and the first rack (17) and the second rack (19) are vertically staggered.

6. A safety isolation device for road, bridge and municipal construction according to claim 1, characterized in that: The pin (6) is slidably sleeved through the slide frame (5) and extends to the outside of the slide frame (5); the specification and size of the docking groove (16) are matched with the specification and size of the first rack (17); the docking groove (16) and the first rack (17) are symmetrically distributed; the specification and size of the slide frame (5) and the pin (6) are matched with the specification and size of the T-shaped groove (8).

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