Supporting pipe type shock absorption and energy dissipation tunnel portal road protective shed structure

Abstract

The utility model belongs to the technical field of shock absorption of tunnel portal road protective sheds, and discloses a supporting pipe type shock absorption and energy dissipation tunnel portal road protective shed structure which comprises a support supporting pipe, a base is fixedly arranged at the bottom end of the support supporting pipe, a shock absorption and energy dissipation assembly is further arranged at the top end of the support supporting pipe, and a protective shed is fixedly arranged on the outer side of the support supporting pipe. The shock absorption and energy dissipation assembly comprises an arc-shaped pipe serving as a rotating part for connection, a rotating head is fixedly arranged at the bottom end of the arc-shaped pipe, a second limiting frame is rotationally arranged on the outer side of the rotating head, and the second limiting frame and the support holding pipe are fixedly arranged. The top beam can be supported through the telescopic dampers, the unfolding effect is kept, the structural design can be rotated, the top beam can be protected when the top beam bears gravity, the shock absorption effect on the protective shed is achieved, and meanwhile energy dissipation can be effectively conducted on vibration of the protective shed.

Description

Technical Field

[0001] The utility model belongs to the technical field of vibration reduction of tunnel opening highway protection sheds, in particular to a supporting pipe type vibration reduction and energy dissipation tunnel opening highway protection shed structure. Background Art

[0002] A protective shed is a device used to shield equipment and facilities. It is mainly used in construction sites or temporary outdoor structures and the exit ends of fixed road sections. Setting up a protective shed at the tunnel entrance can effectively form a protective structure at the exit to prevent rocks from falling from above. However, the protective shed is generally fixed and locked with expansion screws and steel pipes, and has poor shock-absorbing and buffering performance.

[0003] A highway rockfall protection shed with announcement number CN216238195U includes a shed body, one side wall of the shed body is fixedly connected to a hollow tube, one side wall of the hollow tube is fixedly connected to a plurality of inclined ropes, the other side wall of the shed body is fixedly connected to a protection net, a plurality of nodes of the protection net are fixedly connected to spherical shells, a buoyancy plate is provided at the bottom of the hollow tube, a plurality of dividing strips are fixedly connected to the top surface of the buoyancy plate, and inclined support plates are provided on both sides of the bottom of the shed body.

[0004] During use, the existing protective shed can be protected due to the structural design of multiple protective nets. However, the installation of the protective net needs to be completed on the slope of the tunnel, which makes the construction difficult. In addition, the protective net is exposed to wind and rain for a long time and is prone to breakage. Regular maintenance is required, which increases the maintenance cost.

[0005] Therefore, in order to solve the above problems, a pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure is proposed. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure, which has the advantages of forming a shock-absorbing effect at the connection of steel pipes and avoiding affecting the space occupied by the protection structure.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure, comprising a support pipe, a base is fixedly arranged at the bottom end of the support pipe, a shock-absorbing and energy-dissipating assembly is also included at the top end of the support pipe, and a protection shed is fixedly arranged on the outer side of the support pipe;

[0008] The shock-absorbing and energy-dissipating assembly includes an arc-shaped tube connected as a rotating part, a rotating head is fixedly arranged at the bottom end of the arc-shaped tube, a second limit frame is rotatably arranged on the outer side of the rotating head, and the second limit frame is fixedly arranged on the bracket support pipe, a top beam is fitted on the other end of the arc-shaped tube, and the top beam is slidably arranged with the protective shed, a telescopic damper is fixedly arranged above the other end of the arc-shaped tube, and the telescopic damper is tightly arranged against the top beam.

[0009] Preferably, a first limiting frame is fixedly provided at the other end of the arc-shaped tube, a connecting end is rotatably provided inside the first limiting frame, and the connecting end is fixedly provided to the top beam.

[0010] Preferably, a pulley block is rotatably arranged inside the top end of the top beam, and the pulley block is slidably arranged with the protective shed.

[0011] Preferably, both ends of the top beam are provided with limiting grooves, and the telescopic damper is located inside the limiting grooves.

[0012] Preferably, a spring is sleeved on the outer side of the telescopic damper, and one end of the spring is pressed against the top beam.

[0013] Preferably, a side stopper is slidably provided on the outer side of the base, a fastening screw is passed through the inside of the side stopper, and the fastening screw is spirally arranged with the base, and a sound insulation strip is inserted into the inside of the side stop close to the protective shed, and the sound insulation strip is tightly pressed against the bracket support pipe.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model uses the arc tube and telescopic damper structure in the shock-absorbing and energy-dissipating assembly as the top beam structure of the main contact support. The telescopic damper can support the top beam to maintain the expansion effect. The structural design can be rotated to protect it when it is subjected to gravity. While having a shock-absorbing effect on the protective shed, it can effectively dissipate the vibration of the protective shed.

[0016] 2. The utility model seals the gap between the base and the ground through side guards, sound insulation strips and fastening screw structures, thereby further improving the protective effect of the protective shed and preventing rainwater and some insects from entering the interior of the protective shed and affecting traffic. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the installation structure of the shock-absorbing and energy-dissipating component of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation structure of the top beam of the utility model;

[0020] Figure 4 This is a schematic diagram of the installation structure of the arc tube of the utility model;

[0021] Figure 5 For this utility model Figure 1 Schematic diagram of the structure at point A.

[0022] In the figure: 1. Support pipe; 2. Base;

[0023] 3. shock absorption and energy dissipation assembly; 31. arc tube; 32. top beam; 33. pulley block; 34. limit groove; 35. rotating head; 36. telescopic damper; 37. spring; 38. first limit frame; 39. connecting end; 310. second limit frame;

[0024] 4. Protective shed; 5. Side guard; 6. Sound insulation strip; 7. Fastening screws. DETAILED DESCRIPTION

[0025] 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.

[0026] like Figures 1 to 5 As shown, the utility model provides a pipe-supporting type shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure, comprising a support pipe 1, a base 2 is fixedly arranged at the bottom end of the support pipe 1, the support pipe 1 is supported by the base 2, the top of the support pipe 1 also includes a shock-absorbing and energy-dissipating component 3, and a protection shed 4 is fixedly arranged on the outside of the support pipe 1;

[0027] The shock-absorbing and energy-dissipating assembly 3 includes an arc tube 31 connected as a rotating part, a rotating head 35 is fixedly provided at the bottom end of the arc tube 31, a second limit frame 310 is rotatably provided on the outer side of the rotating head 35, and the second limit frame 310 is fixedly provided with the support pipe 1, and a top beam 32 is fitted on the other end of the arc tube 31, and the top beam 32 is slidably arranged with the protective shed 4, a telescopic damper 36 is fixedly provided above the other end of the arc tube 31, and the telescopic damper 36 is tightly arranged with the top beam 32, and the telescopic damper 36 can be used as a buffer structure, arranged between the arc tube 31 and the top beam 32 for shock absorption.

[0028] Specifically, a first limiting frame 38 is fixedly provided at the other end of the arc tube 31, a connecting end 39 is rotatably provided inside the first limiting frame 38, and the connecting end 39 is fixedly provided to the top beam 32, and the arc tube 31 is connected to the connecting end 39 of the top beam 32 through the first limiting frame 38.

[0029] Furthermore, a pulley block 33 is rotatably arranged inside the top end of the top beam 32, and the pulley block 33 is slidably arranged with the protection shed 4. The pulley block 33 structure can provide effective buffering protection when the protection shed 4 is deformed.

[0030] Furthermore, both ends of the top beam 32 are provided with limiting grooves 34 , and the telescopic damper 36 is located inside the limiting grooves 34 , and the limiting grooves 34 can limit the movement of the telescopic damper 36 .

[0031] It is worth noting that a spring 37 is sleeved on the outer side of the telescopic damper 36 , one end of the spring 37 is pressed against the top beam 32 , and the spring 37 is on the outer side of the telescopic damper 36 , playing an elastic pushing effect.

[0032] It is worth noting that a side stopper 5 is slidably provided on the outer side of the base 2, a fastening screw 7 is passed through the inside of the side stopper 5, and the fastening screw 7 is spirally arranged with the base 2, and a sound insulation strip 6 is inserted into the inside of the side stopper 5 close to the protective shed 4, and the sound insulation strip 6 is tightly pressed against the bracket support pipe 1, and the sound insulation strip 6 can be installed between the protective shed 4 and the base 2 to reduce noise and sound insulation.

[0033] Among them, the protective shed 4 and the sound insulation strip 6 are existing technologies and will not be described in detail; at the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail.

[0034] Working principle and process:

[0035] The staff installs the base 2 and the support pipe 1 on the ground, and uses the rotating shaft structure to assemble the top beam 32 and the arc tube 31 in the shock-absorbing and energy-dissipating assembly 3 to form a connecting structure for protection under the protective shed 4. When rocks fall or vehicles pass by, the vibration generated by the protective shed 4 is dissipated, specifically, the vibration of the protective shed 4 is transmitted to the top beam 32, and the top beam 32 is pushed down. During the descent, the telescopic damper 36 can be pushed to shrink inside the limiting groove 34 and the spring 37 can be deformed, which can achieve the effect of shock absorption and buffering, effectively avoiding the protective shed 4 from generating If the vibration sound is too loud, the arc tube 31 rotates on the outside of the connection end 39 of the top beam 32 through the first limit frame 38, and the rotating head 35 rotates on the outside of the second limit frame 310, which has an effective buffering effect to prevent the top beam 32 from being subjected to excessive pressure. The installation occupies a small space and will not affect the overall installation of the protective shed 4. The installation is simple and convenient, and it is more convenient to use and promote. The side guard 5 is installed on the outside of the base 2, and after positioning and tightening with the fastening screws 7, the sound insulation strip 6 is installed to increase the overall shock absorption and noise reduction effect. At the same time, it can prevent rainwater and insects from entering the interior of the protective shed 4 to avoid affecting the passage of vehicles.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although 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 pipe-supporting type shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure, comprising a support pipe (1), characterized in that: A base (2) is fixedly provided at the bottom end of the support pipe (1), a shock-absorbing and energy-dissipating component (3) is also provided at the top end of the support pipe (1), and a protective shed (4) is fixedly provided on the outer side of the support pipe (1); The shock-absorbing and energy-dissipating assembly (3) comprises an arc-shaped tube (31) connected as a rotating member, a rotating head (35) is fixedly arranged at the bottom end of the arc-shaped tube (31), a second limit frame (310) is rotatably arranged on the outer side of the rotating head (35), and the second limit frame (310) is fixedly arranged with the support pipe (1), a top beam (32) is fitted on the other end of the arc-shaped tube (31), and the top beam (32) and the protective shed (4) are slidably arranged, and a telescopic damper (36) is fixedly arranged above the other end of the arc-shaped tube (31), and the telescopic damper (36) is tightly arranged with the top beam (32).

2. According to claim 1, a pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure is characterized by: A first limiting frame (38) is fixedly arranged at the other end of the arc-shaped tube (31), a connecting end (39) is rotatably arranged inside the first limiting frame (38), and the connecting end (39) is fixedly arranged on the top beam (32).

3. The pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure according to claim 1 is characterized in that: A pulley block (33) is rotatably arranged inside the top end of the top beam (32), and the pulley block (33) and the protective shed (4) are slidably arranged.

4. The pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure according to claim 1 is characterized in that: Both ends of the top beam (32) are provided with limiting grooves (34), and the telescopic damper (36) is located inside the limiting grooves (34).

5. The pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure according to claim 1 is characterized in that: A spring (37) is sleeved on the outer side of the telescopic damper (36), and one end of the spring (37) is tightly pressed against the top beam (32).

6. The pipe-supported shock-absorbing and energy-dissipating tunnel entrance highway protection shed structure according to claim 1 is characterized in that: A side stopper (5) is slidably provided on the outer side of the base (2), a fastening screw (7) is passed through the interior of the side stopper (5), and the fastening screw (7) is spirally arranged with the base (2), and a sound insulation strip (6) is inserted into the interior of the side stopper (5) close to the protective shed (4), and the sound insulation strip (6) is tightly pressed against the support pipe (1) of the bracket.

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