Mounting structure of energy dissipation protective net for rockburst prevention and control

Abstract

The utility model discloses a mounting structure of an energy dissipation protective net for preventing and treating rockburst, which relates to the technical field of rockburst protective engineering and comprises a base, a mounting frame is arranged at the upper end of the base, a second mounting groove is formed in the side wall of the mounting frame, a first rotating column is arranged in the mounting frame, and the first rotating column is positioned in the second mounting groove. A second rotating column is arranged in the mounting frame and located in the third mounting groove, the side wall of the first rotating column is rotationally connected with a first mounting base, a clamping plate is arranged on the side wall of the first mounting base, a through hole is formed in the upper end of the clamping plate, and a first supporting column is arranged in the through hole. The energy dissipation protection net body can be installed by rotating the installation frame, the first installation base and the second installation base, pre-punching is not needed, the structure is simple, operation is easy, the construction period is not affected, the energy dissipation protection net body can be rapidly stored, the energy dissipation protection net body cannot be damaged during storage, and recycling and reusing of the energy dissipation protection net body are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of rock burst protection engineering, in particular to an installation structure of an energy dissipation protection net for rock burst prevention and control. Background Art

[0002] Rockburst is a common dynamic destruction phenomenon during the construction of deep underground projects. When the high elastic strain energy accumulated in the rock mass is greater than the energy consumed by rock destruction, the balance of the rock structure is destroyed. The excess energy causes the rock to burst, causing rock fragments to peel off and collapse from the rock mass.

[0003] Chinese patent document CN211038672U discloses a rock burst flexible protection system with an energy dissipation device, including a steel frame, a transverse support, multiple steel frames arranged at intervals, multiple transverse supports arranged at intervals between the steel frames, the rock burst flexible protection system also includes support ropes and energy absorbers, multiple support ropes are arranged vertically and horizontally on the frame composed of the steel frame and the transverse support, the two ends of the support ropes are respectively connected to one end of the energy absorber, and the other end of the energy absorber is connected to the anchor point on the rock wall; a protective net is arranged on the vertical and horizontal support ropes. The above-mentioned rock burst flexible protection system with an energy dissipation device has shortcomings. Although the device can achieve energy dissipation protection after rock burst, it has limitations. The use of this setting requires pre-drilling and installation, and then the energy dissipation protection net is installed. The installation is cumbersome and prolongs the construction period. Secondly, the setting does not utilize the secondary use of the energy dissipation protection net, and it is easy to cause damage to the energy dissipation protection net when disassembling and assembling the anchor point.

[0004] Therefore, in order to solve such problems, we proposed an installation structure of an energy dissipation protection net for rock burst prevention and control. Utility Model Content

[0005] The purpose of the utility model is to provide an installation structure of an energy dissipation protection net for rock burst prevention, aiming to solve the problem in the above-mentioned background technology that the existing rock burst flexible protection system with energy dissipation device has low efficiency when in use and does not utilize the secondary use of the energy dissipation protection net.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an installation structure of an energy dissipation protection net for rock burst prevention and control, including a base, a first clamping groove is opened at the upper end of the base, a mounting frame is arranged at the upper end of the base, a second mounting groove is opened at the side wall of the mounting frame, a third mounting groove is opened at the upper end of the mounting frame, a second clamping groove is opened at the inner side wall of the mounting frame, a first rotating column is arranged inside the mounting frame, the first rotating column is located in the second mounting groove, a second rotating column is arranged inside the mounting frame, the second rotating column is located in the third mounting groove, the side wall of the first rotating column is rotatably connected with the first mounting seat, a clamping plate is arranged on the side wall of the first mounting seat, a through hole is opened at the upper end of the clamping plate, a first supporting column is arranged inside the through hole, an end of the first supporting column away from the clamping plate is located in the first clamping groove, a side wall of the second rotating column is rotatably connected with the second mounting seat, a clamping seat is arranged at the lower end of the second mounting seat, a second supporting column is rotatably connected inside the clamping seat, an end of the second supporting column away from the clamping seat is located in the second clamping groove, and an energy dissipation protection net body is arranged inside the mounting frame, the first mounting seat and the second mounting seat.

[0007] Preferably, a first mounting groove is opened at the upper end of the base, a limiting plate is arranged inside the base, one end of the limiting plate is located in the first mounting groove, a spring is arranged at the other end of the limiting plate, and a limiting column is arranged at the lower end of the first mounting seat.

[0008] Preferably, the second mounting groove and the third mounting groove are both located on a side wall of the mounting frame close to the first card groove.

[0009] Preferably, a placement groove is provided at the upper end of the base, and the first support column is located in the placement groove.

[0010] Preferably, a pushing block is fixedly connected to the side wall of the limiting plate.

[0011] Preferably, a universal wheel is provided at the lower end of the base, and a baffle is provided at one end of the base close to the mounting frame.

[0012] The utility model has the following beneficial effects:

[0013] In the utility model, the installation of the energy dissipation protection net body can be completed by rotating the installation frame, the first installation seat and the second installation seat. There is no need to punch holes in advance. The structure is simple and easy to operate, does not affect the construction period, and is convenient for maintenance and replacement of components. Secondly, the placement groove, the first installation groove, the limit plate and the spring are used to realize the rapid storage of the energy dissipation protection net body, and the energy dissipation protection net body will not be damaged during storage, which is convenient for the recycling and reuse of the energy dissipation protection net body. The setting has good adaptability and can be used for tunnel projects of various sizes, reducing configuration requirements and design difficulty. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional schematic diagram of the installation structure of an energy dissipation protection net for rock burst prevention proposed in the utility model Figure 1 ;

[0015] Figure 2 A three-dimensional schematic diagram of the installation structure of an energy dissipation protection net for rock burst prevention proposed in the utility model Figure 2 ;

[0016] Figure 3 It is a three-dimensional explosion diagram of an installation structure of an energy dissipation protection net for rock burst prevention proposed by the utility model;

[0017] Figure 4 The utility model is a three-dimensional schematic diagram of a limit plate in the installation structure of an energy dissipation protection net for rock burst prevention and control.

[0018] Legend:

[0019] 1. Base; 101. First mounting slot; 102. First clamping slot; 103. Placement slot; 11. Mounting frame; 111. Second mounting slot; 112. Third mounting slot; 113. Second clamping slot; 12. First rotating column; 121. Second rotating column; 13. First mounting seat; 131. Limiting column; 14. Clamping plate; 141. Through hole; 15. First supporting column; 16. Second mounting seat; 161. Clamping seat; 17. Second supporting column; 18. Limiting plate; 181. Pushing block; 19. Spring; 2. Energy dissipation protection net body; 3. Universal wheel; 31. Baffle. 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] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected, or indirectly connected through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] Reference Figure 1-4 The utility model provides an embodiment: an installation structure of an energy dissipation protection net for rock burst prevention, including a base 1, a first card slot 102 is provided at the upper end of the base 1, a mounting frame 11 is provided at the upper end of the base 1, a second mounting slot 111 is provided at the side wall of the mounting frame 11, a third mounting slot 112 is provided at the upper end of the mounting frame 11, a second card slot 113 is provided at the inner side wall of the mounting frame 11, a first rotating column 12 is provided inside the mounting frame 11, the first rotating column 12 is located in the second mounting slot 111, a second rotating column 121 is provided inside the mounting frame 11, the second rotating column 121 is located in the third mounting slot 112, and the side wall of the first rotating column 12 is rotated A first mounting seat 13 is connected, a clamping plate 14 is provided on the side wall of the first mounting seat 13, a through hole 141 is opened on the upper end of the clamping plate 14, a first support column 15 is provided inside the through hole 141, and the end of the first support column 15 away from the clamping plate 14 is located in the first clamping groove 102, a second rotating column 121 is rotatably connected to the side wall of the second mounting seat 16, a clamping seat 161 is provided at the lower end of the second mounting seat 16, a second support column 17 is rotatably connected inside the clamping seat 161, and the end of the second support column 17 away from the clamping seat 161 is located in the second clamping groove 113, and an energy dissipation protection net body 2 is provided inside the mounting frame 11, the first mounting seat 13 and the second mounting seat 16.

[0023] The setting is achieved by rotating the first mounting seat 13 to a suitable position, snapping one end of the first support column 15 into the through hole 141, then rotating the first support column 15 to a suitable angle, snapping the end of the first support column 15 away from the clamping plate 14 into the first clamping groove 102, and then repeating the above operation to complete the position adjustment of another first mounting seat 13, and finally pushing the second mounting seat 16 to a suitable angle, driving the end of the second support column 17 away from the clamping seat 161 to snap into the second clamping groove 113, thereby completing the installation of the energy dissipation protection net body 2.

[0024] A first mounting groove 101 is provided at the upper end of the base 1, and a limiting plate 18 is arranged inside the base 1. One end of the limiting plate 18 is located in the first mounting groove 101, and a spring 19 is arranged at the other end of the limiting plate 18. A limiting column 131 is arranged at the lower end of the first mounting seat 13, which is used to push the limiting plate 18 so that the limiting plate 18 squeezes the spring 19 so that the limiting plate 18 slides into the base 1, and then pushes the first mounting seat 13 to drive the limiting column 131 to rotate, so that the limiting column 131 is transferred into the first mounting groove 101, and then stops pressing the limiting plate 18, so that the limiting plate 18 limits the limiting column 131 by utilizing the elastic force of the spring 19, thereby realizing the storage of the first mounting seat 13 when not in use, thereby reducing the space occupancy rate.

[0025] The second mounting groove 111 and the third mounting groove 112 are both located on the side wall of the mounting frame 11 close to the first card groove 102, and are used to prevent the fragments generated by rock burst from passing through the connection between the mounting frame 11 and the first mounting seat 13, thereby accidentally damaging the corresponding equipment behind, thereby increasing the protection effect of the device.

[0026] A placement groove 103 is formed at the upper end of the base 1 , and the first support column 15 is located in the placement groove 103 for placing the first support column 15 .

[0027] A pushing block 181 is fixedly connected to the side wall of the limiting plate 18 to facilitate pushing the limiting plate 18 and increase the convenience of operation.

[0028] A universal wheel 3 is provided at the lower end of the base 1, and a baffle 31 is provided at one end of the base 1 close to the mounting frame 11 for facilitating the movement of the device. At the same time, the setting of the baffle 31 reduces the damage of the universal wheel 3 to the stone particles generated by rock burst and increases the service life of the universal wheel 3.

[0029] Working principle: First, after rotating the first mounting seat 13 to a suitable position, insert one end of the first support column 15 into the through hole 141, and then rotate the first support column 15 to a suitable angle, insert the end of the first support column 15 away from the clamping plate 14 into the first clamping groove 102, and then repeat the above operation to complete the position adjustment of another first mounting seat 13, and finally push the second mounting seat 16 to a suitable angle, drive the end of the second support column 17 away from the clamping seat 161 to be clamped into the second clamping groove 113, and then complete the installation of the energy dissipation protection net body 2. Then, by pushing the limit plate 18, the limit plate 18 squeezes the spring 19, so that the limit plate 18 slides into the base 1, and then the first mounting seat 13 is pushed to drive the limit column 131 to rotate, so that the limit column 131 is transferred into the first mounting groove 101, and then the pressing of the limit plate 18 is stopped, so that the limit plate 18 limits the limit column 131 by utilizing the elastic force of the spring 19, thereby realizing the storage of the first mounting seat 13 when not in use, and the energy dissipation protection net body 2 will not be damaged during storage, which is convenient for the recycling and reuse of the energy dissipation protection net body 2.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. An installation structure of an energy dissipation protection net for rock burst prevention, comprising a base (1), characterized in that: The upper end of the base (1) is provided with a first slot (102); the upper end of the base (1) is provided with a mounting frame (11); a side wall of the mounting frame (11) is provided with a second mounting slot (111); the upper end of the mounting frame (11) is provided with a third mounting slot (112); the inner side wall of the mounting frame (11) is provided with a second slot (113); a first rotating column (12) is provided inside the mounting frame (11); the first rotating column (12) is located in the second mounting slot (111); a second rotating column (121) is provided inside the mounting frame (11); the second rotating column (121) is located in the third mounting slot (112); the side wall of the first rotating column (12) is rotatably connected to a first mounting seat (13); the side wall of the first mounting seat (13) is rotatably connected to a first mounting seat (13); A card plate (14) is arranged on the wall, a through hole (141) is formed at the upper end of the card plate (14), a first support column (15) is arranged inside the through hole (141), one end of the first support column (15) away from the card plate (14) is located in the first card slot (102), a second mounting seat (16) is rotatably connected to the side wall of the second rotating column (121), a card seat (161) is arranged at the lower end of the second mounting seat (16), a second support column (17) is rotatably connected inside the card seat (161), one end of the second support column (17) away from the card seat (161) is located in the second card slot (113), and an energy dissipation protection net body (2) is arranged inside the mounting frame (11), the first mounting seat (13) and the second mounting seat (16).

2. The installation structure of the energy dissipation protection net for rock burst prevention according to claim 1 is characterized in that: The upper end of the base (1) is provided with a first mounting groove (101), a limiting plate (18) is arranged inside the base (1), one end of the limiting plate (18) is located in the first mounting groove (101), a spring (19) is arranged at the other end of the limiting plate (18), and a limiting column (131) is arranged at the lower end of the first mounting seat (13).

3. The installation structure of the energy dissipation protection net for rock burst prevention according to claim 1 is characterized in that: The second installation groove (111) and the third installation groove (112) are both located on a side wall of the installation frame (11) close to the first card groove (102).

4. The installation structure of the energy dissipation protection net for rock burst prevention according to claim 1 is characterized in that: The upper end of the base (1) is provided with a placement groove (103), and the first support column (15) is located in the placement groove (103).

5. The installation structure of the energy dissipation protection net for rock burst prevention according to claim 2 is characterized in that: A pushing block (181) is fixedly connected to the side wall of the limiting plate (18).

6. The installation structure of the energy dissipation protection net for rock burst prevention according to claim 1 is characterized by: A universal wheel (3) is provided at the lower end of the base (1), and a baffle (31) is provided at one end of the base (1) close to the installation frame (11).

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