CN111172905B - Damper of side slope falling rock impact resistance protective net - Google Patents
Damper of side slope falling rock impact resistance protective net Download PDFInfo
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- CN111172905B CN111172905B CN202010100871.6A CN202010100871A CN111172905B CN 111172905 B CN111172905 B CN 111172905B CN 202010100871 A CN202010100871 A CN 202010100871A CN 111172905 B CN111172905 B CN 111172905B
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- 239000011435 rock Substances 0.000 title claims description 15
- 230000001681 protective effect Effects 0.000 title abstract description 19
- 238000013016 damping Methods 0.000 claims abstract description 97
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 238000001125 extrusion Methods 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 230000001050 lubricating effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
- E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/08—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a damper of a side slope rockfall impact resistant protective net, which comprises a sealing pipe, wherein one side of the inner wall of the sealing pipe is provided with a first damping fixture block, the other side of the inner wall of the sealing pipe is provided with a second damping fixture block, damping springs are arranged on the outer surfaces of the first damping fixture block and the second damping fixture block at equal intervals, two sides of the outer surfaces of the first damping fixture block and the second damping fixture block are provided with limit grooves at equal intervals, limit sliders are welded on the edge parts of one ends of the first damping fixture block and the second damping fixture block, the first damping fixture block, the second damping fixture block, the damping springs, the limit chutes, a connecting column and an extrusion column are arranged, the extrusion column moves to generate damping force, the impact force generated by rockfall can be counteracted by doing work through the damping force, the impact resistance of the protective net can be improved, the extrusion column can be reset by regularly cleaning the rockfall, by resetting the extrusion column, the service life of the damper can be prolonged.
Description
Technical Field
The invention relates to the technical field of safety protection, in particular to a damper of a side slope rockfall impact resistant protective net.
Background
In order to prevent the unstable rockfall of the mountain from causing serious harm to people, vehicles, buildings and the like, various protective nets serve as 'safety guards' for the life and property safety of modern society. The existing protective nets are mainly of two types, one type is a rigid barrier which is structurally composed of steel section upright posts arranged at intervals and a steel bar grating fixed on the steel section upright posts, and the existing protective nets have the defect of not slowing down falling rock impact; the other type is a protective net provided with a damper, and a certain damping force is applied to the protective net through the damper, so that the energy of falling rocks is consumed through the yielding process in the process that the protective net bears the impact of the falling rocks, and the falling rocks are prevented from penetrating through the protective net to cause harm to people, vehicles, buildings and the like;
therefore, the chinese patent discloses a damper for a protection net for preventing falling rocks from harming, which is under the application number of 201620300281.7, but the damper also has the defect that when the damper is used, an internal damping mechanism of the damper can generate irreversible deformation, when the internal deformation of the damper is too large, the use performance of the damper can be affected, at this time, a worker needs to replace a new damper, the cost is high, and the damper is inconvenient to install.
Disclosure of Invention
The invention provides a damper of a side slope rockfall impact resistant protective net, which can effectively solve the problems that when the damper is used, an internal damping mechanism of the damper can generate irreversible deformation, when the deformation amount in the damper is overlarge, the use performance of the damper is influenced, at the moment, a worker needs to replace the damper with a new one, the cost is high, and the damper is inconvenient to install.
In order to achieve the purpose, the invention provides the following technical scheme: a damper of a side slope falling rock impact resistant protective net comprises a sealing pipe, wherein a damping mechanism is arranged inside the sealing pipe;
the damping mechanism comprises a first damping fixture block, a second damping fixture block, a limiting groove, a limiting slide block, a graphite lubricating layer, a damping spring, a limiting slide groove, a connecting hole, a connecting column, an extrusion column, a connecting block and a limiting column;
a first damping fixture block is arranged on one side of the inner wall of the sealing pipe, a second damping fixture block is arranged on the other side of the inner wall of the sealing pipe, damping springs are mounted on the outer surfaces of the first damping fixture block and the second damping fixture block at equal intervals, limiting grooves are formed in the two sides of the outer surfaces of the first damping fixture block and the second damping fixture block at equal intervals, limiting sliders are welded on the edge portions of one ends of the first damping fixture block and the second damping fixture block, graphite lubricating layers are arranged on the inner walls of the first damping fixture block and the second damping fixture block, limiting sliding grooves are formed in the two sides of one end of the inner wall of the sealing pipe, a connecting hole is formed in the middle of the inner wall of the sealing pipe, a connecting column is mounted inside the connecting hole, an extrusion column is welded at one end of the connecting column, a connecting block is welded at the other end of the connecting column, and limiting columns are welded on the two sides of the inner wall of the sealing pipe at equal intervals;
one end of the sealing pipe is provided with a fixing mechanism;
the fixing mechanism comprises a connecting chuck, a threaded column, a limiting clamping block, a fixing hole, a fixing column, a fixing chuck, a threaded groove, a limiting clamping groove and a fixing bolt;
the sealing device is characterized in that a connecting chuck is welded at one end of the sealing pipe, fixing holes are equidistantly formed in the edge of a disc body of the connecting chuck, a threaded column is welded in the middle of one end of the sealing pipe, a limiting clamping block is mounted in the middle of one end of the sealing pipe, close to the threaded column, a fixing column is mounted at one end of the sealing pipe, a threaded groove is formed in the middle of one end of the fixing column, a limiting clamping groove is formed in the middle of one end of the fixing column, close to the threaded groove, a fixing chuck is welded at one end of the fixing column, and fixing bolts are equidistantly mounted at the edge of the disc body of the fixing chuck;
a placing groove is formed in the middle of one end of the connecting block, and a connecting mechanism is arranged at one end of the connecting block close to the placing groove;
the connecting mechanism comprises a rotating groove, a rotating clamping block, a fixing groove, a connecting screw hole and a connecting screw rod;
a rotating groove is formed in the edge of one end of the connecting block, a rotating clamping block is hinged and mounted in the rotating groove, a fixing groove is formed in one end of the connecting block, which is far away from the rotating groove, a connecting screw hole is formed in one side of the fixing groove, and a connecting screw rod is mounted in the connecting screw hole;
a limiting mechanism is arranged in the middle of one end of the connecting block and close to the placing groove;
the limiting mechanism comprises a limiting block, a fixed stop block, a positioning groove, a positioning block, an extrusion screw and a rubber protection pad;
the locating piece is characterized in that a limiting block is installed at the position, close to the placing groove, of the middle of one end of the connecting block, a fixed stop dog is welded on one side of the top of the outer surface of the limiting block, a locating groove is formed in the other side of the top of the outer surface of the limiting block, a locating block is installed inside the locating groove, an extrusion screw is installed at the top of the side face of the locating block, and a rubber protection pad is bonded at the bottom end of the limiting block.
Preferably, the cross section of the limiting sliding block is T-shaped, the cross section of the limiting sliding groove is T-shaped, and the T-shaped limiting sliding block is located inside the T-shaped limiting sliding groove.
Preferably, the diameter of the limiting column is equal to the inner diameter of the limiting groove, and the limiting column is located inside the limiting groove.
Preferably, the inner diameter of the thread groove is equal to the diameter of the thread column, and the sealing tube is fixedly connected with the fixing column through the thread column.
Preferably, the diameter of the fixing bolt is equal to the inner diameter of the fixing hole, and the fixing chuck and the connecting chuck are fixedly connected through the fixing bolt.
Preferably, a threaded hole is formed in one side of the rotating clamping block, and the diameter of the connecting screw is equal to the inner diameter of the threaded hole.
Preferably, the top of the side surface of the positioning block is provided with a threaded through hole, the diameter of the extrusion screw is equal to the inner diameter of the threaded through hole, and the extrusion screw and the positioning block are fixedly connected through threaded engagement.
Compared with the prior art, the invention has the beneficial effects that:
1. be provided with first damping fixture block, second damping fixture block, damping spring, spacing spout, spliced pole and extrusion post, the extrusion post removes, can produce the damping force, does work through the damping force, can offset the impact force that the rockfall produced, is favorable to improving the shock resistance of protection network, through regularly clearing up the rockfall, can make the extrusion post reset, through the extrusion post that resets, can improve the life of attenuator.
2. Through thread groove and screw thread post, can tentatively fix the attenuator, through connect chuck, fixed chuck and fixing bolt, can carry out the secondary to the attenuator and fix, through twice fixed, can make the more stable of attenuator installation, the staff of being convenient for is to the use of attenuator.
3. Through rotating the groove, rotating fixture block, fixed slot, connecting screw and connecting screw, can connect fixedly to the fixed becket bridle of protection network, can reduce the installation degree of difficulty of protection network, the staff of being convenient for is to the use of protection network.
4. Through fixed dog, constant head tank, locating piece and extrusion screw, can fix the stopper, through fixed stopper, can carry on spacingly to fixed becket bridle, the tensile force distribution when can making fixed becket bridle use more even, prevent to rotate the fixture block and appear damaging, be favorable to improving the life who rotates the fixture block.
To sum up, through thread groove, screw post, connection chuck, fixing chuck and fixing bolt, can fix the attenuator, and through rotating the groove, rotating fixture block, fixed slot, connecting screw and connecting screw, can connect fixedly to the fixed becket bridle of protection network, can reduce the installation degree of difficulty of protection network, and through the attenuator, cooperation installation component can offset the impact force that the falling rocks produced better, is favorable to improving the performance of protection network.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the mounting structure of the threaded post of the present invention;
FIG. 3 is a schematic view of the thread groove opening structure of the present invention;
FIG. 4 is a schematic view of the mounting structure of the spacing post of the present invention;
FIG. 5 is a schematic view of the mounting structure of the damping spring of the present invention;
FIG. 6 is a schematic structural view of a limit slider according to the present invention;
fig. 7 is a schematic view of the structure of the standing groove of the present invention;
FIG. 8 is a schematic view of the mounting structure of the stop block of the present invention;
FIG. 9 is a schematic view of the mounting structure of the positioning block of the present invention;
reference numbers in the figures: 1. a sealing tube;
2. a damping mechanism; 201. a first damping fixture block; 202. a second damping fixture block; 203. a limiting groove; 204. a limiting slide block; 205. a graphite lubricating layer; 206. a damping spring; 207. a limiting chute; 208. connecting holes; 209. connecting columns; 210. extruding the column; 211. connecting blocks; 212. a limiting column;
3. a fixing mechanism; 301. connecting the chuck; 302. a threaded post; 303. a limiting clamping block; 304. a fixing hole; 305. fixing a column; 306. fixing the chuck; 307. a thread groove; 308. a limiting clamping groove; 309. fixing the bolt;
4. a placement groove;
5. a connecting mechanism; 501. a rotating groove; 502. rotating the clamping block; 503. fixing grooves; 504. a connecting screw hole; 505. connecting a screw rod;
6. a limiting mechanism; 601. a limiting block; 602. fixing a stop block; 603. positioning a groove; 604. positioning blocks; 605. extruding the screw; 606. a rubber pad.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1 to 9, the present invention provides a technical solution, a damper of a side slope falling rock impact resistant protective net, comprising a sealed pipe 1, wherein a damping mechanism 2 is arranged inside the sealed pipe 1;
the damping mechanism 2 comprises a first damping fixture block 201, a second damping fixture block 202, a limiting groove 203, a limiting slide block 204, a graphite lubricating layer 205, a damping spring 206, a limiting slide groove 207, a connecting hole 208, a connecting column 209, an extrusion column 210, a connecting block 211 and a limiting column 212;
a first damping fixture block 201 is arranged on one side of the inner wall of the sealing tube 1, a second damping fixture block 202 is arranged on the other side of the inner wall of the sealing tube 1, damping springs 206 are equidistantly arranged on the outer surfaces of the first damping fixture block 201 and the second damping fixture block 202, limiting grooves 203 are equidistantly formed on the two sides of the outer surfaces of the first damping fixture block 201 and the second damping fixture block 202, a limiting slide block 204 is welded on the edge of one end of each of the first damping fixture block 201 and the second damping fixture block 202, a graphite lubricating layer 205 is arranged on the inner wall of each of the first damping fixture block 201 and the second damping fixture block 202, a limiting slide groove 207 is formed on each of the two sides of one end of the inner wall of the sealing tube 1, the cross section of the limiting slide block 204 is T-shaped, the cross section of the limiting slide groove 207 is T-shaped, the T-shaped limiting slide block 204 is positioned inside the T-shaped limiting slide groove 207, the first damping fixture block 201 and the second damping fixture block 202 can be limited, and the use of the first damping fixture block 201 and the second damping fixture block 202 is facilitated, connecting hole 208 has been seted up at 1 one end middle part of sealed tube, connecting hole 208 internally mounted has spliced pole 209, spliced pole 209 one end welding has extrusion post 210, spliced pole 209 other end welding has connecting block 211, 1 inner wall both sides of sealed tube are impartial apart from the welding have spacing post 212, the diameter of spacing post 212 equals the internal diameter of spacing groove 203, spacing post 212 is located inside spacing groove 203, can transversely spacing to first damping fixture block 201 and second damping fixture block 202, through spacing, can prevent that skew from appearing in first damping fixture block 201 and second damping fixture block 202 when using, the use of the attenuator of being convenient for.
One end of the sealing tube 1 is provided with a fixing mechanism 3;
the fixing mechanism 3 comprises a connecting chuck 301, a threaded column 302, a limiting fixture block 303, a fixing hole 304, a fixing column 305, a fixing chuck 306, a threaded groove 307, a limiting fixture groove 308 and a fixing bolt 309;
the edge of one end of the sealing tube 1 is welded with the connecting chuck 301, the edge of the body of the connecting chuck 301 is equidistantly provided with fixing holes 304, the middle of one end of the sealing tube 1 is welded with the threaded column 302, the middle of one end of the sealing tube 1, which is close to the threaded column 302, is provided with the limiting clamping block 303, one end of the sealing tube 1 is provided with the fixing column 305, the middle of one end of the fixing column 305 is provided with the threaded groove 307, the inner diameter of the threaded groove 307 is equal to the diameter of the threaded column 302, the sealing tube 1 and the fixing column 305 are fixedly connected through the threaded column 302, the mounting difficulty of the sealing tube 1 can be reduced, the mounting and fixing of a worker on the sealing tube 1 are convenient, the middle of one end of the fixing column 305, which is close to the threaded groove 307, is provided with the limiting clamping groove 308, the edge of one end of the fixing column 305 is welded with the fixing chuck 306, the edge of the body of the fixing chuck 306 is equidistantly provided with the fixing bolts 309, and the diameter of the fixing bolts 309 is equal to the inner diameter of the fixing holes 304, the fixing chuck 306 and the connecting chuck 301 are fixedly connected through the fixing bolt 309, so that the sealing tube 1 can be secondarily fixed, and the sealing tube 1 can be more stably installed.
A placing groove 4 is formed in the middle of one end of the connecting block 211, and a connecting mechanism 5 is arranged at one end of the connecting block 211 close to the placing groove 4;
the connection mechanism 5 comprises a rotation groove 501, a rotation fixture block 502, a fixing groove 503, a connection screw hole 504 and a connection screw 505;
connecting block 211 one end limit portion has been seted up and has been rotated groove 501, rotate the articulated rotation fixture block 502 of installing in groove 501 inside, connecting block 211 one end is kept away from and is rotated groove 501 department and has been seted up fixed slot 503, fixed slot 503 one side has been seted up and has been connected screw 504, connect screw 504 internally mounted has connecting screw 505, rotate fixture block 502 one side and seted up threaded hole, connecting screw 505's diameter equals the internal diameter of screw hole, can reduce the fixed degree of difficulty of rotation fixture block 502, the staff of being convenient for is to the use of attenuator.
A limiting mechanism 6 is arranged in the middle of one end of the connecting block 211 close to the placing groove 4;
the limiting mechanism 6 comprises a limiting block 601, a fixed stop 602, a positioning groove 603, a positioning block 604, an extrusion screw 605 and a rubber pad 606;
connecting block 211 one end middle part is close to standing groove 4 department and installs stopper 601, stopper 601 surface top one side welding has fixed dog 602, stopper 601 surface top opposite side has seted up constant head tank 603, constant head tank 603 internally mounted has locating piece 604, locating piece 604 side top installs extrusion screw 605, locating piece 604 side top has seted up threaded through-hole, extrusion screw 605's diameter equals the internal diameter of threaded through-hole, through thread engagement fixed connection between extrusion screw 605 and the locating piece 604, the fixed degree of difficulty of locating piece 604 has been reduced, through extrude locating piece 604 fixedly, can reduce the use degree of difficulty of stopper 601, stopper 601 bottom bonds there is rubber protection pad 606.
The working principle and the using process of the invention are as follows: a damper of a side slope falling rock impact resistant protective net is characterized in that in the actual use process, a worker fixes a fixed column 305 at a preset installation place of a mountain body (the fixed column 305 can be fixed on the mountain body through being connected with an anchor rod, or the outer end of the fixed column 305 is designed into a rigid spiral insert to be directly inserted into a soil body), the worker aligns a threaded column 302 welded on a sealing tube 1 with a threaded groove 307 formed in the fixed column 305, when the threaded column 302 contacts the inner wall of the threaded groove 307, the worker rotates the sealing tube 1 to enable the threaded column 302 to enter the threaded groove 307, a limiting clamping block 303 welded on the sealing tube 1 enters a limiting clamping groove 308 formed in the fixed column 305 along with the rotation of the sealing tube 1, the contact area between the sealing tube 1 and the fixed column 305 can be increased through the limiting clamping block 303 and the limiting clamping groove 308, and the sealing tube 1 can be installed more stably, when the threaded column 302 completely enters the threaded groove 307, a worker installs the fixing bolt 309, fixes the connecting chuck 301 welded to the sealing tube 1 and the fixing chuck 306 welded to the fixing column 305, can preliminarily fix the sealing tube 1 through the threaded groove 307 and the threaded column 302, can fix the sealing tube 1 for the second time through the connecting chuck 301, the fixing chuck 306 and the fixing bolt 309, can make the sealing tube 1 installed more stably through the two-time fixation, and is convenient for the worker to use the damper;
after the sealing pipe 1 is fixed, a worker pulls a fixed rope ring on the protective net to the connecting block 211, the worker opens the rotating fixture block 502 and puts the fixed rope ring into the placing groove 4, then the worker rotates the fixture block 502 to enable one end of the rotating fixture block 502 to enter the rotating groove 501, when the rotating fixture block 502 completely enters the rotating groove 501, the worker rotates the connecting screw 505 to fix the rotating fixture block 502, the fixed rope ring can be connected through fixing the rotating fixture block 502, the mounting difficulty of the protective net can be reduced, and the protective net can be conveniently used by the worker;
after the fixed rope ring is connected, a worker installs the limiting block 601, inserts the limiting block 601 into the joint of the rotating fixture block 502 and the connecting block 211, so that the fixed stopper 602 welded to the rotary latch 502 contacts the rotary latch 502, after the fixed stopper 602 contacts the rotary latch 502, the worker mounts the positioning block 604, inserts the positioning block 604 into the positioning groove 603, and then, rotates the extruding screw 605, the positioning block 604 is pressed and fixed, the limiting block 601 can be fixed by fixing the positioning block 604, the installation difficulty of the limiting block 601 can be reduced, the use of the limiting block 601 by workers is facilitated, and by fixing the limiting block 601, can carry on spacingly to fixed becket bridle, the tensile force that can make when fixed becket bridle uses distributes more evenly, prevents to rotate fixture block 502 and appears damaging, is favorable to improving the life who rotates fixture block 502.
When falling rocks impact the protection net, the protection net moves forwards under the action of impact force, the protection net moves to drive the fixed rope ring to stretch, the fixed rope ring stretches to drive the limiting block 601 to move outwards under stress, the limiting block 601 moves outwards under stress to drive the rotating fixture block 502 to move under stress, the rotating fixture block 502 moves under stress to drive the connecting column 209 to move, the connecting column 209 moves to drive the extrusion column 210 to move, so that the extrusion column 210 enters a separation gap between the first damping fixture block 201 and the second damping fixture block 202 (as shown in fig. 5, a connection transition part between the extrusion column 210 and the connecting column 209 can be of a circular truncated cone structure, the circular truncated cone structure part can enter and exit the separation gap between the first damping fixture block 201 and the second damping fixture block 202 under the action of tension), along with the movement of the extrusion column 210, the first damping fixture block 201 and the second damping fixture block 202 move on two sides of the inner wall of the sealing pipe 1 respectively, the first damping fixture block 201 and the second damping fixture block 202 move to drive the damping spring 206 to compress, under the effect of damping spring 206 elastic potential energy, can produce an opposite power, make first damping fixture block 201 and second damping fixture block 202 extrude extrusion post 210, through the extrusion, can produce the damping force, slow down extrusion post 210's translation rate, until extrusion post 210 stop moving, do work through the damping force, the impact force that produces when falling rocks whereabouts can be offset, be favorable to improving the shock resistance of protection network, through clearing up falling rocks, the staff can promote the spliced pole 209 and remove, make extrusion post 210 return the normal position, through the extrusion post 210 that resets, can improve the life of attenuator.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an anti falling rocks of side slope strikes attenuator of protection network, includes sealed tube (1), its characterized in that: a damping mechanism (2) is arranged in the sealing pipe (1);
the damping mechanism (2) comprises a first damping fixture block (201), a second damping fixture block (202), a limiting groove (203), a limiting sliding block (204), a graphite lubricating layer (205), a damping spring (206), a limiting sliding groove (207), a connecting hole (208), a connecting column (209), an extrusion column (210), a connecting block (211) and a limiting column (212);
a first damping fixture block (201) is arranged on one side of the inner wall of the sealing pipe (1), a second damping fixture block (202) is arranged on the other side of the inner wall of the sealing pipe (1), damping springs (206) are installed on the outer surfaces of the first damping fixture block (201) and the second damping fixture block (202) at equal intervals, limiting grooves (203) are formed in the two sides of the outer surfaces of the first damping fixture block (201) and the second damping fixture block (202) at equal intervals, limiting sliders (204) are welded on the edge portions of one ends of the first damping fixture block (201) and the second damping fixture block (202), graphite lubricating layers (205) are arranged on the inner walls of the first damping fixture block (201) and the second damping fixture block (202), limiting sliding grooves (207) are formed in the two sides of one end of the inner wall of the sealing pipe (1), a connecting hole (208) is formed in the middle of one end of the sealing pipe (1), and a connecting column (209) is installed inside the connecting hole (208), an extrusion column (210) is welded at one end of the connecting column (209), a connecting block (211) is welded at the other end of the connecting column (209), and limiting columns (212) are welded on two sides of the inner wall of the sealing pipe (1) at equal intervals;
one end of the sealing tube (1) is provided with a fixing mechanism (3);
the fixing mechanism (3) comprises a connecting chuck (301), a threaded column (302), a limiting clamping block (303), a fixing hole (304), a fixing column (305), a fixing chuck (306), a threaded groove (307), a limiting clamping groove (308) and a fixing bolt (309);
the sealing device is characterized in that a connecting chuck (301) is welded at the edge of one end of the sealing tube (1), fixing holes (304) are equidistantly formed in the edge of a disc body of the connecting chuck (301), a threaded column (302) is welded in the middle of one end of the sealing tube (1), a limiting clamping block (303) is mounted in the middle of one end of the sealing tube (1) close to the threaded column (302), a fixing column (305) is mounted at one end of the sealing tube (1), a threaded groove (307) is formed in the middle of one end of the fixing column (305), a limiting clamping groove (308) is formed in the middle of one end of the fixing column (305) close to the threaded groove (307), a fixing chuck (306) is welded at one end of the fixing column (305), and fixing;
a placing groove (4) is formed in the middle of one end of the connecting block (211), and a connecting mechanism (5) is arranged at one end of the connecting block (211) close to the placing groove (4);
the connecting mechanism (5) comprises a rotating groove (501), a rotating clamping block (502), a fixing groove (503), a connecting screw hole (504) and a connecting screw rod (505);
a rotating groove (501) is formed in the edge of one end of the connecting block (211), a rotating clamping block (502) is hinged and mounted in the rotating groove (501), a fixing groove (503) is formed in one end of the connecting block (211) far away from the rotating groove (501), a connecting screw hole (504) is formed in one side of the fixing groove (503), and a connecting screw rod (505) is mounted in the connecting screw hole (504);
a limiting mechanism (6) is arranged in the middle of one end of the connecting block (211) close to the placing groove (4);
the limiting mechanism (6) comprises a limiting block (601), a fixed stop block (602), a positioning groove (603), a positioning block (604), an extrusion screw (605) and a rubber protection pad (606);
connecting block (211) one end middle part is close to standing groove (4) and locates to install stopper (601), stopper (601) surface top one side welding has fixed dog (602), constant head tank (603) have been seted up to stopper (601) surface top opposite side, constant head tank (603) internally mounted has locating piece (604), extrusion screw (605) are installed at locating piece (604) side top, stopper (601) bottom bonds there is rubber protection pad (606).
2. The damper of the side slope rockfall impact-resistant protection net according to claim 1, wherein: the cross section of the limiting sliding block (204) is T-shaped, the cross section of the limiting sliding groove (207) is T-shaped, and the T-shaped limiting sliding block (20) is located inside the T-shaped limiting sliding groove (207).
3. The damper of the side slope rockfall impact-resistant protection net according to claim 2, wherein: the diameter of the limiting column (212) is equal to the inner diameter of the limiting groove (203), and the limiting column (212) is located inside the limiting groove (203).
4. The damper of the side slope rockfall impact-resistant protection net according to claim 3, wherein: the inner diameter of the thread groove (307) is equal to the diameter of the thread column (302), and the sealing tube (1) is fixedly connected with the fixing column (305) through the thread column (302).
5. The damper of the side slope rockfall impact protection net according to claim 4, wherein: the diameter of the fixing bolt (309) is equal to the inner diameter of the fixing hole (304), and the fixing chuck (306) and the connecting chuck (301) are fixedly connected through the fixing bolt (309).
6. The damper of the side slope rockfall impact-resistant protection net according to claim 5, wherein: one side of the rotating fixture block (502) is provided with a threaded hole, and the diameter of the connecting screw rod (505) is equal to the inner diameter of the threaded hole.
7. The damper of the side slope rockfall impact protection net according to claim 6, wherein: the top of the side surface of the positioning block (604) is provided with a threaded through hole, the diameter of the extrusion screw rod (605) is equal to the inner diameter of the threaded through hole, and the extrusion screw rod (605) and the positioning block (604) are fixedly connected through threaded engagement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010100871.6A CN111172905B (en) | 2020-02-19 | 2020-02-19 | Damper of side slope falling rock impact resistance protective net |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010100871.6A CN111172905B (en) | 2020-02-19 | 2020-02-19 | Damper of side slope falling rock impact resistance protective net |
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| CN111172905A CN111172905A (en) | 2020-05-19 |
| CN111172905B true CN111172905B (en) | 2021-07-23 |
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| CN113174961B (en) * | 2021-03-31 | 2023-01-06 | 中海建筑有限公司 | A method of foundation pit slope support |
| CN115613482A (en) * | 2022-10-24 | 2023-01-17 | 云南电网有限责任公司电力科学研究院 | Protection net device |
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| JP2009222133A (en) * | 2008-03-17 | 2009-10-01 | Yuzo Sakamoto | Wire rope impact attenuating and tension holding device |
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| CN209397522U (en) * | 2018-12-27 | 2019-09-17 | 赵若冰 | A kind of rock-fall protection web frame for massif side slope |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6773002B2 (en) * | 2002-01-28 | 2004-08-10 | Barnes Group Inc. | Compression spring rod |
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| CN1587723A (en) * | 2004-09-01 | 2005-03-02 | 陈清欣 | Improved back reaction rod with joint assembly |
| JP2009222133A (en) * | 2008-03-17 | 2009-10-01 | Yuzo Sakamoto | Wire rope impact attenuating and tension holding device |
| CN201614561U (en) * | 2009-12-23 | 2010-10-27 | 中铁二院工程集团有限责任公司 | Steel cable connection damper for foreign matter invasion-prevention rigid protective screen for high-speed railway |
| CN103233529A (en) * | 2013-05-21 | 2013-08-07 | 上海大学 | Three-dimensional tuned mass damper device with clamping groove |
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| CN110565663A (en) * | 2019-09-25 | 2019-12-13 | 中国电建集团成都勘测设计研究院有限公司 | Flexible passive protection system with monitoring function and installation method thereof |
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