CN109578026B - Supporting and protecting structure for rock and soil anchor rod - Google Patents
Supporting and protecting structure for rock and soil anchor rod Download PDFInfo
- Publication number
- CN109578026B CN109578026B CN201811302767.4A CN201811302767A CN109578026B CN 109578026 B CN109578026 B CN 109578026B CN 201811302767 A CN201811302767 A CN 201811302767A CN 109578026 B CN109578026 B CN 109578026B
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- support
- side shell
- transverse
- rock
- lower ends
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 43
- 239000002689 soil Substances 0.000 title claims abstract description 28
- 239000011435 rock Substances 0.000 title claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 36
- 239000010959 steel Substances 0.000 claims abstract description 36
- 230000001681 protective effect Effects 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000004568 cement Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
- E21D11/152—Laggings made of grids or nettings
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a support and protection structure for a rock-soil anchor rod, which comprises a plurality of protection steel wire meshes, transverse supports, transverse support plates, inner support legs and outer support legs, wherein the protection steel wire meshes are penetrated by pins, two ends of the protection steel wire meshes are triangular and are matched with the upper ends of the transverse supports in shape, the transverse support plates are connected between a pair of transverse supports, the inner support legs are fixedly arranged on two sides of the lower ends of the transverse support plates, the outer support legs are arranged at the lower ends of the transverse supports, the lower ends of a left side shell and a right side shell are fixedly arranged at the lower ends of the left side shell and the right side shell, three groups of positioning pins are fixedly arranged in the middle of the inside of the left side shell and the right side shell, hollow grooves are uniformly formed in the circumferential direction of the rotary discs, the positioning pins are movably arranged in the hollow grooves, steel wire ropes are fixedly arranged outside the rotary discs, and rollers are arranged on the roller supports. The utility model has the advantages of good supporting and fixing effects and easy use of the process.
Description
Technical Field
The utility model relates to the technical field of constructional engineering mechanical equipment, in particular to a support and protection structure for a rock-soil anchor rod.
Background
Rock and soil is a collective term for any one of the rock and soil that make up the crust from an engineering construction point of view. The geotechnical can be subdivided into five general categories of hard (hard rock), sub-hard (soft rock), weakly coupled, loosely uncoupled and of specific composition, structure, condition and nature. The first two types are called rock and the second three types are called soil, which is called rock-soil. Geotechnical engineering is a branch of civil engineering, and is a science for solving engineering technical problems related to rock and soil in various projects by applying engineering geology, soil mechanics and rock mechanics. According to engineering construction stage division, the working contents can be divided into: geotechnical engineering investigation, geotechnical engineering design, geotechnical engineering treatment, geotechnical engineering monitoring and geotechnical engineering detection. In the prior art, the tunnel excavated is difficult to fix, support and fix by cement.
Retrieve a related patent publication number CN 201721370419.1's a geotechnical engineering supports safety arrangement, including base and pillar, base internally mounted hydraulic telescoping rod, the fixed awl point in base bottom, the fixed pillar in base upper portion, pillar is close to geotechnical one side bonding reinforced concrete, and the stock passes pillar and reinforced concrete and inserts in the geotechnical, pillar is close to passageway one side bonding rubber pad, connect with crooked post between the pillar bend, the pillar with between the crooked post and pass through screw fixed connection between the pillar, be close to passageway one side on the crooked post and fix LED lamp and camera, pillar is close to passageway one side and fix medicine case and alarm. Said utility model is specially designed for safety protection of geotechnical supporting engineering, and can be firmly fixed on the bottom surface, not only can support the geotechnical very high, but also possesses the function of buffering vibration, and is suitable for use in geotechnical engineering, but also has the problem of difficult fixation of construction process.
Disclosure of Invention
The utility model aims to solve the problem that the technology of fixing, supporting and fixing the excavated tunnel by cement is difficult in the prior art, and designs a supporting and protecting structure for a rock-soil anchor rod.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the rock-soil anchor rod supporting and protecting structure comprises a protecting steel wire net, a transverse support, transverse support plates, inner support legs and outer support legs, wherein a plurality of pins are inserted into the protecting steel wire net, two ends of the protecting steel wire net are triangular and are matched with the upper ends of the transverse support in shape, the transverse support plates are connected between a pair of transverse support plates, the inner support legs are fixedly arranged on two sides of the lower end of each transverse support plate, the outer support legs are arranged at the lower ends of the transverse support plates, transverse support beams are fixedly arranged between a pair of inner support legs, and the transverse support beams are positioned at the lower ends of the transverse support plates; the inner support leg and the outer support leg are vertically arranged in parallel, and a locking mechanism is fixedly arranged at the upper end of the transverse support plate; the locking mechanism comprises a left side shell, a right side shell, a rotary table, a through slot and a locating pin, wherein the left side shell and the right side shell are symmetrically arranged at the upper end of the transverse support plate, groups of locating pins are fixedly arranged at the lower ends of the left side shell and the right side shell, a round rotary table is fixedly arranged in the middle of the inside of the left side shell and the right side shell, the through slot is uniformly arranged in the circumferential direction of the rotary table, the locating pin is movably arranged in the through slot, and a steel wire rope is fixedly arranged outside the rotary table; the left and right sides fixed mounting has the support about the upper end of horizontal extension board, and the support openly is fixed to be provided with the gyro wheel support, installs the gyro wheel on the gyro wheel support, the intermediate position of horizontal support is all fixed mounting has the rope loop, and a pair of wire rope corresponds from carousel one end respectively and passes left side casing, right side casing and just corresponds to set up respectively in gyro wheel upper end then connect the rope loop.
As a preferable scheme of the utility model, the transverse support plates and the transverse supports are connected with each other through hinges, and the upper ends of the transverse support plates and the transverse supports are connected with hinges. The angle between the transverse support plate and the transverse support can be adjusted by the connecting mode.
As a preferable scheme of the utility model, the transverse supporting beam is made of cast steel material, and is formed by a plurality of triangles, the triangles have the stability for improving the stability of the transverse supporting beam, and a group of opposite mounting clamps are arranged on two sides of the transverse supporting beam for improving the mounting supporting force.
As a preferable mode of the utility model, the left side shell and the right side shell are both rectangular hollow structures. The lower ends of the left side shell and the right side shell are open structures. The left side casing and the right side casing are connected together, and simultaneously the left side casing and the right side casing are connected to the upper end of the transverse support plate in a welding mode.
In a preferred embodiment of the present utility model, a square hole is provided in the middle of the turntable. Inserting a special tool into a square hole may try the rotation of the turntable.
As a preferable scheme of the utility model, the upper end of the bracket is a sphere, the sphere is propped against the inner wall of the protective steel wire mesh to support the protective steel wire mesh, and the protective steel wire mesh is used for filling cement in the protective steel wire mesh after the device is installed and fixing and shaping the protective steel wire mesh. The protection steel wire is 50 mesh steel wire gauze, and the peripheral welding has the support strip that is used for supporting protection steel wire gauze, plays the effect of supporting and design.
Preferably, the inner support legs and the outer support legs are arranged in a plurality of groups in parallel and equidistant mode, circular boss bodies are arranged at the lower ends of the inner support legs and the outer support legs, and cylindrical installation bodies are arranged at the lower ends of the boss bodies.
As a preferable scheme of the utility model, 16 penetrating grooves and positioning pins are provided, the heads of the positioning pins are in a unilateral circular arc shape, three positioning pins are in a group, and the heads of the positioning pins are provided with a left circular arc shape and a right angle shape for guiding the positioning pins to pass through. The turntable drives the hollow groove and the locating pin to rotate when rotating, and when the locating pin rotates to the position of the locating pin, one side of the head of the locating pin is arc-shaped and can guide the passing of the locating pin, and the other side of the head of the locating pin is right-angle and plays a role in blocking the locating pin.
According to the technical scheme, the two ends of the protection steel wire mesh are triangular and matched with the upper ends of the transverse supports in shape, the transverse supports are connected between the pair of transverse supports, the inner supporting legs are fixedly arranged on two sides of the lower end of each transverse support, the outer supporting legs are arranged at the lower end of each transverse support, the transverse supporting beams are fixedly arranged between the pair of inner supporting legs, and the transverse supporting beams are positioned at the lower ends of the transverse supports, so that the supporting effect of the transverse supports on the protection steel wire mesh can be effectively improved; the lower ends of the inner support leg and the outer support leg are respectively provided with a round boss body, the lower ends of the boss bodies are respectively provided with a cylindrical installation body, cement of the installation bodies is fixed on the ground, and the heights of the boss bodies are equal; the locking mechanism comprises a left side shell, a right side shell, a rotary table, a transparent groove and a positioning pin, wherein the lower ends of the left side shell and the right side shell are fixedly provided with three positioning pins which are a group, the middle of the inside of the left side shell and the right side shell is fixedly provided with a circular rotary table, the transparent groove is uniformly arranged in the circumferential direction of the rotary table, the positioning pin is movably arranged in the transparent groove, the rotary table rotates to the position of the positioning pin through the positioning pin, one side of the head of the positioning pin plays a role of blocking the positioning pin by a right angle, and the steel wire rope which is rotationally driven moves to tighten the transverse support. The transverse support, the transverse support plate and the transverse support beam are of cast steel structures, and are integrally formed through casting, so that machining is not needed, materials can be saved, machining time is shortened, and the investment of a die is needed in the early stage. According to the utility model, the device is fixed in an excavated tunnel through adjustment and assembly, and then cement is filled in the inside and the outside of the protective steel wire mesh for good fixation and shaping. In a word, the supporting and fixing process of the utility model is relatively convenient and easy to implement.
Drawings
The present utility model will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a support and protection structure for a rock and soil anchor according to the present utility model.
Fig. 2 is a schematic side view of a support and protection structure for a rock and soil anchor according to the present utility model.
Fig. 3 is a schematic view of a non-installed protective steel wire mesh structure for a rock-soil anchor support protective structure according to the present utility model.
Fig. 4 is a schematic view of a transverse strut beam structure for a rock-soil anchor support and protection structure according to the present utility model.
Fig. 5 is a schematic view of the structure at B for a rock and soil anchor support and protection structure according to the present utility model.
Fig. 6 is a schematic structural view of a locking mechanism for a rock and soil anchor support guard structure according to the present utility model.
Fig. 7 is a schematic view of the structure at a for a rock and soil anchor support and protection structure according to the present utility model.
In the figure, a rope ring 1, a protective steel wire net 2, a transverse support 3, a support 4, a sphere 5, a roller support 6, a locking mechanism 7, a left side shell 701, a right side shell 702, a positioning pin 703, a turntable 704, a steel wire rope 8, a positioning pin 9, a through slot 10, an inner supporting leg 11, a roller 12, a pin 13, a transverse supporting plate 14, a transverse supporting beam 15, a mounting clip 16, a boss body 17, a mounting body 18, an outer supporting leg 19, a hinge 20 and a hinge 21.
Detailed Description
The utility model provides a rock-soil anchor rod supporting and protecting structure, which is shown in fig. 1-7, and comprises a protecting steel wire net 2, a transverse support 3, a transverse support plate 14, an inner support leg 11 and an outer support leg 19, wherein pins 13 are inserted into the excavated rock-soil holes on the protecting steel wire net 2, and the pins 13 are installed into the rock-soil through beating. The two ends of the protection steel wire mesh 2 are triangular and matched with the upper end of the transverse support 3 in a shape of fit, and the triangular structure is relatively stable in matching; the transverse support plate (14) is connected between the pair of transverse supports (3), the inner support legs (11) are fixedly arranged on two sides of the lower end of the transverse support plate (14), the outer support legs (19) are arranged at the lower end of the transverse support plate (3), the transverse support beams (15) are fixedly arranged between the pair of inner support legs (11), the outer support legs (19) are arranged at the lower end of the transverse support plate (3), the inner support legs (11) and the outer support legs (19) are vertically and parallelly arranged, the round boss bodies (17) are respectively arranged at the lower ends of the inner support legs (11) and the outer support legs (19), the cylindrical installation bodies (18) are respectively arranged at the lower ends of the boss bodies (17), and the locking mechanisms (7) are fixedly arranged at the upper ends of the transverse support plates (14).
The locking mechanism 7 comprises a left side shell 701, a right side shell 702, a rotary disc 704, a transparent groove 10 and a positioning pin 9, wherein the left side shell 701 and the right side shell 702 are symmetrically arranged at the upper end of the transverse support plate 14, the left side shell 701 and the right side shell 702 are of rectangular hollow structures, three positioning pins 703 which are a group are fixedly arranged at the lower ends of the left side shell 701 and the right side shell 702, round rotary discs 704 are fixedly arranged in the middle of the inner parts of the left side shell 701 and the right side shell 702, square holes are formed in the middle of the rotary discs 704, and a square wrench matched with the square holes in an inserted mode can rotate the rotary discs 704. The carousel 704 circumferencial direction evenly is provided with the through groove 10, through groove 10 inside movable mounting has locating pin 9, carousel 704 outside fixed mounting has wire rope 8, the upper end of horizontal extension board 14 is left and right sides fixed mounting has support 4, support 4 openly is fixed and is provided with gyro wheel support 6, install gyro wheel 12 on the gyro wheel support 6, the intermediate position of horizontal support 3 is all fixed mounting has rope loop 1, a pair of wire rope 8 pass left side casing 701 respectively, right side casing 702 is set up respectively in gyro wheel 12 upper end then is connected rope loop 1 from carousel 704 one end respectively.
The transverse support plates 14 and the transverse supports 3 are connected with each other through hinges 20, and hinges 21 are connected to the upper ends of the transverse support plates 14 and the transverse supports 3. The transverse supporting beams 15 are made of cast steel materials, the transverse supporting beams 15 are formed by a plurality of triangles, the triangles have the stability to improve the stability of the transverse supporting beams 15, and a group of mounting cards 16 which are oppositely arranged are arranged on two sides of the transverse supporting beams 15 and used for improving the mounting supporting force.
The upper end of the bracket 4 is provided with a sphere 5, and the sphere 5 is propped against the inner wall of the protective steel wire mesh 2. The inner leg 11 and the outer leg 19 are arranged in a plurality of groups in parallel and equidistant manner. The number of the penetrating grooves 10 and the number of the positioning pins 9 are 16, the heads of the positioning pins 9 are in a unilateral circular arc shape, and the heads of the positioning pins 703 are provided with a left circular arc shape and a right angle shape for guiding the positioning pins 9 to pass through.
When in use, the mounting bodies 18 are fixed on the ground according to the required positions by digging pits and pouring cement, and the plane of the cement is arranged to be level with the bottom surface of the boss body 17; after the installation body 18 is fixed, the positions of the inner supporting leg 11 and the outer supporting leg 19 are also fixed, and the protective steel wire mesh 2 is fixed on the inner wall of the excavated tunnel by the pin 13; fixing the transverse support 3 and the transverse support plate 14 together, welding the locking mechanism 7 at the upper end of the transverse support plate 14, installing the bracket 4, the ball 5 and the roller bracket 6 at the upper end of the transverse support plate 14, installing the rope ring 1 on the transverse support 3, and then installing the whole body at the upper ends of the inner support leg 11 and the outer support leg 19; the square hole arranged in the middle of the steel wire net frame 704 rotates to drive the steel wire rope 8 to move so as to tighten the steel wire rope 8, the tightening of the steel wire rope 8 can lift the transverse support 3, the upward tightening of the transverse support 3 enables the protective steel wire net 2 to be set and fixed, and the transverse supporting beams 15 are arranged on two sides of the inner wall of the inner supporting leg 11 and are fixed by screws. After the assembly is completed, cement is filled and smeared outside and inside the protective steel wire mesh 2 to play a role of fixing and supporting.
The foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. Be used for ground anchor rod to support protective structure, including protection wire net, horizontal support, horizontal extension board, interior landing leg and outer landing leg, its characterized in that: the two ends of the protective steel wire net are triangular and are matched with the upper ends of the transverse supports in shape, the transverse supports are connected with each other through hinges, the two sides of the lower end of each transverse support are fixedly provided with inner supporting legs, the lower end of each transverse support is provided with outer supporting legs, a transverse supporting beam is fixedly arranged between the pair of inner supporting legs, and the transverse supporting beams are positioned at the lower ends of the transverse supports; the inner support leg and the outer support leg are vertically arranged in parallel, and a locking mechanism is fixedly arranged at the upper end of the transverse support plate; the locking mechanism comprises a left side shell, a right side shell, a rotary table, a through slot and a locating pin, wherein the left side shell and the right side shell are symmetrically arranged at the upper end of the transverse support plate, groups of locating pins are fixedly arranged at the lower ends of the left side shell and the right side shell, a round rotary table is fixedly arranged in the middle of the inside of the left side shell and the right side shell, the through slot is uniformly arranged in the circumferential direction of the rotary table, the locating pin is movably arranged in the through slot, and a steel wire rope is fixedly arranged outside the rotary table; the upper end of horizontal extension board is left and right sides fixed mounting has the support, and the upper end of support is the spheroid, and the spheroid offsets with the inner wall of protection wire net, and the support openly is fixed to be provided with the gyro wheel support, installs the gyro wheel on the gyro wheel support, the equal fixed mounting in intermediate position of horizontal support has the rope loop, and a pair of wire rope corresponds from carousel one end respectively and passes left side casing, right side casing and corresponds to set up respectively and then connect the rope loop in gyro wheel upper end.
2. The support and protection structure for a rock and soil anchor rod of claim 1, wherein the upper ends of the transverse support plates and the transverse support are connected with hinges.
3. The support and protection structure for a rock and soil anchor rod according to claim 1, wherein the transverse supporting beams are made of cast steel materials and are formed by a plurality of triangles, and a group of opposite mounting clamps are arranged on two sides of the transverse supporting beams for improving the mounting supporting force.
4. The support and protection structure for a rock and soil anchor rod according to claim 1, wherein the left side shell and the right side shell are rectangular hollow structures, the lower ends of the left side shell and the right side shell are open structures, the left side shell and the right side shell are connected together, and the left side shell and the right side shell are connected to the upper ends of the transverse support plates in a welding mode.
5. The support and guard structure for a rock and soil anchor of claim 1, wherein a square hole is provided in the middle of the turntable.
6. The support and protection structure for the rock and soil anchor rod according to claim 1, wherein the inner support leg and the outer support leg are arranged in a plurality of groups in parallel and equidistant mode, circular boss bodies are arranged at the lower ends of the inner support leg and the outer support leg, and cylindrical installation bodies are arranged at the lower ends of the boss bodies.
7. The support and protection structure for the rock and soil anchor rod according to claim 1, wherein the number of the penetrating grooves and the number of the positioning pins are 16, the heads of the positioning pins are arranged in a single-side circular arc shape, the three positioning pins are in a group, and the heads of the positioning pins are provided with a left circular arc shape and a right angle shape for guiding the positioning pins to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811302767.4A CN109578026B (en) | 2018-11-02 | 2018-11-02 | Supporting and protecting structure for rock and soil anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811302767.4A CN109578026B (en) | 2018-11-02 | 2018-11-02 | Supporting and protecting structure for rock and soil anchor rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109578026A CN109578026A (en) | 2019-04-05 |
| CN109578026B true CN109578026B (en) | 2023-10-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811302767.4A Active CN109578026B (en) | 2018-11-02 | 2018-11-02 | Supporting and protecting structure for rock and soil anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109578026B (en) |
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