CN213773344U - Be used for ground stock to support protective structure - Google Patents
Be used for ground stock to support protective structure Download PDFInfo
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- CN213773344U CN213773344U CN202022280586.5U CN202022280586U CN213773344U CN 213773344 U CN213773344 U CN 213773344U CN 202022280586 U CN202022280586 U CN 202022280586U CN 213773344 U CN213773344 U CN 213773344U
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- anchor rod
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Abstract
The utility model relates to a geotechnical engineering technical field just discloses a be used for ground stock to support protective structure, including supporting roof and collateral branch fagging, the both ends of supporting roof all have the collateral branch fagging through pivot swing joint, there is the expansion plate bottom of collateral branch fagging through connecting bolt swing joint, there is flexible bracing piece bottom of supporting roof through bolt swing joint. This a be used for ground stock to support protective structure, through the setting of roof support and collateral branch fagging, can make things convenient for the device to support the rock at top, enlarge the device's support area, through the setting of pivot, can make the device angle regulation, make the nimble angle regulation of collateral branch fagging, adapt to different tunnel tops, through the setting of expansion plate and flexible bracing piece, can make the device adjust holistic bearing height, adapt to the not tunnel of co-altitude, improved the device's adaptability.
Description
Technical Field
The utility model relates to a geotechnical engineering technical field specifically is a be used for ground stock to support protective structure.
Background
The rock mass is subjected to various complex geological effects in the whole geological history process of formation and existence of the rock mass, so that the rock mass has a complex structure and a ground stress field environment, when a side slope is excavated or other slope-leaning or slope-climbing operations are carried out, rockfall, collapse, landslide and the like can be formed to cause engineering interruption, and life danger is also caused to workers, therefore, the rock mass needs to be supported and reinforced in geotechnical engineering to ensure the stability of the rock mass and avoid accidents, so that the rock mass plays a role of safety protection, the anchor rod is the most basic component of roadway support in the contemporary coal mine, the anchor rod reinforces the surrounding rocks of the roadway together to support the surrounding rocks per se, the anchor rod is not only used for mines, but also used for the main body reinforcement of side slopes, tunnels and dams in engineering technology, the anchor rod is used as a member penetrating into the stratum, one end of the anchor rod is connected with an engineering structure, and the other end of the anchor rod penetrates into the stratum, the whole anchor rod is divided into a free section and an anchoring section, wherein the free section is an area for transmitting the pulling force at the head of the anchor rod to an anchoring body, and the free section has the function of applying prestress on the anchor rod.
And among the current geotechnical engineering, the geotechnical anchor pole that uses when the tunnel supports protective structure generally adopts fixed setting, carries out height control according to the site operation condition for it is relatively poor to support protective structure adaptability, makes protector have the potential safety hazard, and leads to the construction progress constantly to be interrupted because protector adjusts, thereby the efficiency of construction is low, so need a convenient regulation be used for geotechnical anchor pole to support protective structure.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a be used for ground stock to support protective structure has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a supporting and protecting structure for rock-soil anchor rods comprises a supporting top plate and side supporting plates, wherein both ends of the supporting top plate are movably connected with the side supporting plates through rotating shafts, the bottom of the side supporting plate is movably connected with an expansion plate through a connecting bolt, the bottom of the supporting top plate is movably connected with a telescopic supporting rod through a bolt, the circumference of the telescopic supporting rod is fixedly connected with a reinforcing rod, the surfaces of the supporting top plate and the side supporting plate are both provided with mounting holes, the inner part of the mounting hole is connected with a rock-soil anchor rod through threads, the surface of the rock-soil anchor rod is movably connected with a movable nut, the bottom of the telescopic supporting rod is welded with a fixed base, the surface of the fixed base is connected with a fixed bolt through a thread, the support device is characterized in that connecting holes are formed in two sides of the support top plate, a connecting plate is movably connected inside the connecting holes through bolts, and a telescopic scale plate is movably connected to one side of the fixed base through a rotating shaft.
Optionally, the surfaces of the supporting top plate, the side supporting plates and the expansion plate are fixedly connected with soft rubber pads.
Optionally, an adjusting hole is formed in one side of the telescopic supporting rod, and an adjusting bolt is movably connected inside the adjusting hole.
Optionally, the number of the reinforcing rods is four, and the four reinforcing rods are distributed in the circumferential direction of the telescopic supporting rod in an annular array.
Optionally, the number of the fixing bolts is four, and the four fixing bolts are distributed on the surface of the fixing base in a rectangular array.
Optionally, a graduated scale is arranged on the surface of the telescopic supporting rod.
(III) advantageous effects
The utility model provides a be used for ground stock to support protective structure possesses following beneficial effect:
1. this a be used for ground stock to support protective structure, setting through roof support and collateral branch fagging, can make things convenient for the device to support the rock at top, enlarge the device's support area, setting through the pivot, can make the device angle regulation, make the nimble angle regulation of collateral branch fagging, adapt to different tunnel tops, setting through expansion board and flexible bracing piece, can make the device adjust holistic bearing height, adapt to not co-altitude's tunnel, the adaptability of the device is improved, setting through flexible scale plate, can make the device when supporting, make things convenient for operating personnel to look over the support condition.
2. This a be used for ground stock to support protective structure, setting through the ground stock, can make the device link together with the rock closely, strengthen the device's protecting effect, setting through connecting hole and connecting plate, can make things convenient for the device to connect the installation, setting through the anchor strut, can strengthen the support dynamics of flexible bracing piece, improve the device's stability, setting through soft cushion, can make the supporting roof, the rock face is hugged closely on the surface of collateral branch fagging and expansion plate, prevent the rock face unevenness, and influence its supporting effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic front view of the present invention;
fig. 4 is an enlarged schematic structural diagram of the point B in fig. 3 according to the present invention.
In the figure: 1. supporting a top plate; 2. side supporting plates; 3. a rotating shaft; 4. a connecting bolt; 5. an expansion board; 6. a telescopic support rod; 7. a reinforcing rod; 8. mounting holes; 9. a rock-soil anchor rod; 10. a movable nut; 11. a fixed base; 12. fixing the bolt; 13. connecting holes; 14. a connecting plate; 15. a retractable scale plate; 16. a soft rubber cushion.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a supporting and protecting structure for a rock-soil anchor rod comprises a supporting top plate 1 and side supporting plates 2, wherein both ends of the supporting top plate 1 are movably connected with the side supporting plates 2 through rotating shafts 3, the bottom of each side supporting plate 2 is movably connected with an expansion plate 5 through connecting bolts 4, the bottom of the supporting top plate 1 is movably connected with a telescopic supporting rod 6 through bolts, reinforcing rods 7 are fixedly connected in the circumferential direction of each telescopic supporting rod 6, the supporting force of each telescopic supporting rod 6 can be enhanced through the arrangement of the reinforcing rods 7, the stability of the device is improved, mounting holes 8 are formed in the surfaces of the supporting top plate 1 and the side supporting plates 2, the rock-soil anchor rod 9 is connected with the inner threads of each mounting hole 8, the device can be tightly connected with rocks through the arrangement of the rock-soil anchor rod 9, the protecting effect of the device is enhanced, and movable nuts 10 are movably connected to the surfaces of the rock-soil anchor rod 9, the bottom of the telescopic supporting rod 6 is welded with a fixed base 11, the surface of the fixed base 11 is in threaded connection with a fixed bolt 12, connecting holes 13 are formed in two sides of the supporting top plate 1, the device can be conveniently connected and installed through the arrangement of the connecting holes 13 and the connecting plates 14, the connecting plates 14 are movably connected inside the connecting holes 13 through bolts, and one side of the fixed base 11 is movably connected with a telescopic scale plate 15 through a rotating shaft;
in order to improve the supporting effect of the device, the arrangement of the supporting top plate 1 and the side supporting plate 2 is convenient, the device can support rocks at the top conveniently, the supporting area of the device is enlarged, in order to enable the device to adapt to tunnel tops with different angles, the angle of the device can be adjusted through the arrangement of the rotating shaft 3, the side supporting plate 2 can be flexibly adjusted to realize the angle adjustment, in order to improve the adaptability of the device, the overall supporting height of the device can be adjusted through the arrangement of the expansion plate 5 and the telescopic supporting rod 6, so that the device can adapt to tunnels with different heights, in order to facilitate the understanding of the supporting condition of the device by an operator, the device can be conveniently realized by checking the supporting condition through the arrangement of the telescopic scale plate 15 when being supported;
The utility model discloses in, the device's working procedure as follows:
1. the telescopic supporting rod 6 is connected with the supporting top plate 1 through a bolt, the supporting top plate 1 supports the top rock by adjusting the telescopic supporting rod 6, and the telescopic supporting rod 6 is fixed through a fixing bolt 12 on the surface of a fixing base 11;
2. the angle of the side supporting plate 2 is adjusted through the rotating shaft 3 to enable the side supporting plate to be attached to the rock surface, and the expansion plate 5 is connected to the bottom of the side supporting plate 2 through the connecting bolt 4 according to the field situation, so that the supporting area of the device is enlarged, and the supporting effect of the device is improved;
3. the device in the tunnel is connected by inserting the connecting plate 14 into the connecting hole 13, so that the installation of an operator is facilitated, and meanwhile, the rock-soil anchor rod 9 penetrates through the mounting holes 8 on the surfaces of the supporting top plate 1, the side supporting plates 2 and the expansion plate 5 and is inserted into the rock, so that the device can be tightly connected with the rock, and the protection effect of the device is enhanced;
4. can expand flexible scale 15, make its one end support 5 inboards on the expansion board, when the rock face of side has the aversion like this, can directly know just through observing flexible scale 15, make things convenient for operating personnel to know danger greatly.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a be used for ground stock to support protective structure, includes supporting roof (1) and side backup pad (2), its characterized in that: both ends of the supporting top plate (1) are movably connected with side supporting plates (2) through rotating shafts (3), the bottom of each side supporting plate (2) is movably connected with an expansion plate (5) through connecting bolts (4), the bottom of the supporting top plate (1) is movably connected with a telescopic supporting rod (6) through bolts, reinforcing rods (7) are fixedly connected in the circumferential direction of the telescopic supporting rods (6), mounting holes (8) are formed in the surfaces of the supporting top plate (1) and the side supporting plates (2), a rock-soil anchor rod (9) is connected to the inner threads of the mounting holes (8), a movable nut (10) is movably connected to the surface of the rock-soil anchor rod (9), a fixed base (11) is welded to the bottom of the telescopic supporting rods (6), a fixed bolt (12) is connected to the surface threads of the fixed base (11), connecting holes (13) are formed in both sides of the supporting top plate (1), the inside of connecting hole (13) has connecting plate (14) through bolt swing joint, one side of unable adjustment base (11) has flexible scale plate (15) through pivot swing joint.
2. A rock-soil anchor rod supporting and protecting structure according to claim 1, wherein: the surface of the supporting top plate (1), the surface of the side supporting plate (2) and the surface of the expansion plate (5) are fixedly connected with soft rubber pads (16).
3. A rock-soil anchor rod supporting and protecting structure according to claim 1, wherein: one side of the telescopic supporting rod (6) is provided with an adjusting hole, and the inside of the adjusting hole is movably connected with an adjusting bolt.
4. A rock-soil anchor rod supporting and protecting structure according to claim 1, wherein: the number of the reinforcing rods (7) is four, and the four reinforcing rods (7) are distributed in the circumferential direction of the telescopic supporting rod (6) in an annular array mode.
5. A rock-soil anchor rod supporting and protecting structure according to claim 1, wherein: the number of the fixing bolts (12) is four, and the four fixing bolts (12) are distributed on the surface of the fixing base (11) in a rectangular array mode.
6. A rock-soil anchor rod supporting and protecting structure according to claim 1, wherein: and a graduated scale is arranged on the surface of the telescopic supporting rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022280586.5U CN213773344U (en) | 2020-10-14 | 2020-10-14 | Be used for ground stock to support protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022280586.5U CN213773344U (en) | 2020-10-14 | 2020-10-14 | Be used for ground stock to support protective structure |
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| Publication Number | Publication Date |
|---|---|
| CN213773344U true CN213773344U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022280586.5U Active CN213773344U (en) | 2020-10-14 | 2020-10-14 | Be used for ground stock to support protective structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115639375A (en) * | 2022-10-14 | 2023-01-24 | 武汉新烽光电股份有限公司 | Laser Doppler velocimeter |
-
2020
- 2020-10-14 CN CN202022280586.5U patent/CN213773344U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115639375A (en) * | 2022-10-14 | 2023-01-24 | 武汉新烽光电股份有限公司 | Laser Doppler velocimeter |
| CN115639375B (en) * | 2022-10-14 | 2024-05-07 | 武汉新烽光电股份有限公司 | Laser Doppler velocimeter |
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