CN220248132U - High-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod - Google Patents
High-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod Download PDFInfo
- Publication number
- CN220248132U CN220248132U CN202322006896.1U CN202322006896U CN220248132U CN 220248132 U CN220248132 U CN 220248132U CN 202322006896 U CN202322006896 U CN 202322006896U CN 220248132 U CN220248132 U CN 220248132U
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- Prior art keywords
- threaded rod
- drill bit
- reinforced plastic
- wall
- glass fiber
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- 239000011152 fibreglass Substances 0.000 title claims abstract description 20
- 238000010008 shearing Methods 0.000 title claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000011435 rock Substances 0.000 abstract description 31
- 230000000694 effects Effects 0.000 abstract description 13
- 230000008093 supporting effect Effects 0.000 abstract description 11
- 238000005553 drilling Methods 0.000 abstract description 10
- 239000000084 colloidal system Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a high-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod, which comprises a threaded rod, wherein the outer wall of the threaded rod is fixedly connected with a limiting ring, and one end of the threaded rod is in threaded connection with a drill bit; the outer wall of the drill bit is fixedly connected with a spiral sheet, the outer wall of the threaded rod is sleeved with a gasket, and the other end of the threaded rod is in threaded connection with a locking nut; according to the utility model, the threaded rod and the drill bit made of glass fiber reinforced plastics can have higher strength, have higher shearing resistance, have longer service life, have better supporting effect on the rock body after being inserted into the rock body, have stronger stability, have better use effect, and the spike can promote the drilling effect, reduce resistance, the liquid can be solidified after flowing out along the gap between the spiral sheet and the rock body after flowing out through the liquid inlet, and the drill bit and the rock body are seamless, so that the stability is further improved.
Description
Technical Field
The utility model relates to the technical field of building equipment, in particular to a high-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod.
Background
In the construction of coal mines, tunnels, slopes and other fields, a support system is generally required to reinforce and support the mine. The most commonly used supporting system at present is an anchor bolt supporting system, namely, a pole is made of metal pieces, wood pieces, polymer pieces or other materials, and is driven into a rock mass on the earth surface or a chamber (a horizontal tunnel which is not communicated with an earth surface outlet, has a larger cross section and a shorter length and is used for installing various equipment, machines, storing materials and tools or is used as a machine building, an explosive warehouse, a rest room, disaster avoidance, danger avoidance and the like) around the earth surface, and the purpose of supporting is achieved by utilizing the special structures of the head part and the rod body of the anchor bolt and a tail supporting plate (the special structures of the anchor bolt and the tail supporting plate can be omitted), or the surrounding rock (the rock mass which has influence on the stability of the tunnel in a certain range around the tunnel) and the stable rock mass are combined together under the bonding effect.
The present stock is generally made by metal, and its self intensity angle to shear resistance is weak, and life is lower, and is relatively poor to the supporting effect of rock mass, and its joining liquid solidification generally flows through the gap of drill bit, makes unable laminating completely between drill bit and the trompil, and stability is lower, and result of use is relatively poor.
It is therefore desirable to provide a high strength yielding shear resistant fiberglass rock bolt to address the above-mentioned problems.
Disclosure of Invention
The technical problem to be solved by the utility model is that the existing anchor rod is generally made of metal, has low strength angle, weak shearing resistance, lower service life and poor supporting effect on rock mass, and the added liquid is solidified and flows out through the gap of the drill bit, so that the drill bit and the open hole cannot be completely attached, the stability is lower and the use effect is poor.
In order to solve the technical problems, the utility model adopts a technical scheme that: the high-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod comprises a threaded rod, wherein the outer wall of the threaded rod is fixedly connected with a limiting ring, and one end of the threaded rod is in threaded connection with a drill bit;
the outer wall of the drill bit is fixedly connected with a spiral sheet, a gasket is sleeved on the outer wall of the threaded rod, and the other end of the threaded rod is connected with a locking nut in a threaded manner.
The utility model is further provided with: the threaded rod is arranged to be hollow, and two ends of the threaded rod are both provided with openings.
Through above-mentioned technical scheme for the gel can be beaten into at the threaded rod center, and then makes it fill up the gap between rock mass and the threaded rod, can possess higher stability after making the threaded rod beaten into the rock mass, has guaranteed the bulk strength of rock mass, and the result of use is better.
The utility model is further provided with: the threaded rod and the drill bit are made of glass fiber reinforced plastic.
Through above-mentioned technical scheme for the threaded rod and the drill bit of glass steel preparation can possess higher intensity, and its self shear resistance is stronger, possesses longer life, possesses better supporting role to the rock mass after inserting the rock mass, makes it possess stronger stability, has guaranteed the result of use.
The utility model is further provided with: the drill bit is provided with a cavity, and the inner wall of the drill bit is provided with internal threads.
Through above-mentioned technical scheme for the cavity of drill bit can be connected with the cavity of threaded rod, and then accomplishes the function of injection colloid, and the drill bit can threaded connection in threaded rod outer wall, is convenient for change the drill bit, prevents that it from appearing damaging before using, need not to change whole stock, the cost is reduced.
The utility model is further provided with: the drill bit is fixedly connected with a plurality of spines.
Through above-mentioned technical scheme for the drill bit can possess better drilling effect, and the auxiliary drilling of spike can more light completion drilling, and drilling efficiency obtains promoting.
The utility model is further provided with: the outer wall of the drill bit is provided with a plurality of liquid inlet holes connected with the cavity.
Through above-mentioned technical scheme for gel can discharge the drill bit center through a plurality of feed liquor holes after getting into the cavity, and then fills up whole rock mass and threaded rod's space department through the gap of flight, has guaranteed the stability of threaded rod.
The utility model is further provided with: one side of the gasket is provided with a bulge, and the lock nut is tightly attached to the bulge.
Through above-mentioned technical scheme for after using lock nut to lock the threaded rod, possess great frictional force between the arch of lock nut and gasket, and then guaranteed its effect of locking, also further promoted the installation stability of threaded rod.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the threaded rod and the drill bit which are made of glass fiber reinforced plastics can have higher strength, the shearing resistance of the threaded rod and the drill bit is higher, the service life is longer, the threaded rod and the drill bit have better supporting effect on a rock body after being inserted into the rock body, the threaded rod and the drill bit have stronger stability, the use effect is better, the effect of drilling can be improved by the sharp point, the resistance is reduced, liquid can flow out along the gap between a spiral piece and the rock body after flowing out through the liquid inlet, no gap exists between the drill bit and the rock body, and the stability is further improved;
2. according to the utility model, through the arranged gasket, the gasket can be sleeved on the outer wall of the threaded rod after the threaded rod enters the rock body, then the threaded rod is locked by the locking nut, and the locking effect of the locking nut can be improved by the bulge, so that the stability of the threaded rod after the threaded rod is fixed is higher.
Drawings
FIG. 1 is an external view of the present utility model;
FIG. 2 is a side view of the present utility model;
fig. 3 is a cross-sectional view of the present utility model.
In the figure: 1. a threaded rod; 2. a limiting ring; 3. a drill bit; 301. spike; 302. a liquid inlet hole; 4. a spiral sheet; 5. a gasket; 501. a protrusion; 6. and (5) locking the nut.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-3, the high-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod comprises a threaded rod 1, wherein a limiting ring 2 is fixedly connected to the outer wall of the threaded rod 1, and a drill bit 3 is connected to one end of the threaded rod 1 in a threaded manner;
the outer wall of the drill bit 3 is fixedly connected with a spiral sheet 4, a gasket 5 is sleeved on the outer wall of the threaded rod 1, and the other end of the threaded rod 1 is in threaded connection with a locking nut 6.
The threaded rod 1 is hollow, and both ends of the threaded rod 1 are provided with openings; the gel can be driven into the center of the threaded rod 1, so that gaps between the rock mass and the threaded rod 1 are filled, the threaded rod 1 can have higher stability after being driven into the rock mass, the integral strength of the rock mass is guaranteed, and the use effect is better.
The threaded rod 1 and the drill bit 3 are made of glass fiber reinforced plastic; the threaded rod 1 and the drill bit 3 made of glass fiber reinforced plastics can have higher strength, have higher shearing resistance, have longer service life, have better supporting effect on the rock mass after being inserted into the rock mass, have higher stability and ensure the use effect.
The drill bit 3 is provided with a cavity, and the inner wall of the drill bit 3 is provided with internal threads; make the cavity of drill bit 3 can be connected with the cavity of threaded rod 1, and then accomplish the function of injection colloid to drill bit 3 can threaded connection in threaded rod 1 outer wall, is convenient for change drill bit 3, prevents that it from appearing damaging before the use, need not to change whole stock, the cost is reduced.
A plurality of spines 301 are fixedly connected to the drill bit 3; the drill bit 3 can have a good drilling effect, auxiliary drilling of the spike 301 can be completed more easily, and drilling efficiency is improved.
The outer wall of the drill bit 3 is provided with a plurality of liquid inlet holes 302 connected with the cavity; after the gel enters the cavity, the center of the drill bit 3 can be discharged through the liquid inlets 302, and then gaps between the whole rock body and the threaded rod 1 are filled through gaps of the spiral pieces 4, so that the stability of the threaded rod 1 is ensured.
One side of the gasket 5 is provided with a bulge 501, and the lock nut 6 is tightly attached to the bulge 501; after the locking nut 6 is used for locking the threaded rod 1, a large friction force is formed between the locking nut 6 and the bulge 501 of the gasket 5, so that the locking effect is guaranteed, and the installation stability of the threaded rod 1 is further improved.
When the screw rod 1 is used, the drill bit 3 is firstly arranged on the outer wall of the screw rod 1 to prop against the limiting ring 2, the screw rod 1 is driven into the center of a rock body through a machine, the drill bit 3 is used for drilling, then the gasket 5 is sleeved on the outer wall of the screw rod 1, the gasket is locked by the locking nut 6, the locking nut 6 is tightly attached to the boss 501, colloid is driven into the center of the screw rod 1, the colloid enters the center of the drill bit 3 through the screw rod 1, then flows out to the center of a rock body hole through the liquid inlet 302, and the gap between the whole rock body and the screw rod 1 is filled through the gap of the screw plate 4, so that the stability of the screw rod 1 is ensured.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. High-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod comprises a threaded rod (1), and is characterized in that: the outer wall of the threaded rod (1) is fixedly connected with a limiting ring (2), and one end of the threaded rod (1) is in threaded connection with a drill bit (3);
the outer wall of the drill bit (3) is fixedly connected with a spiral sheet (4), a gasket (5) is sleeved on the outer wall of the threaded rod (1), and the other end of the threaded rod (1) is in threaded connection with a locking nut (6).
2. The high strength yielding shear resistant fiberglass reinforced plastic anchor rod of claim 1, wherein: the threaded rod (1) is hollow, and two ends of the threaded rod (1) are both provided with openings.
3. The high strength yielding shear resistant fiberglass reinforced plastic anchor rod of claim 1, wherein: the threaded rod (1) and the drill bit (3) are made of glass fiber reinforced plastics.
4. The high strength yielding shear resistant fiberglass reinforced plastic anchor rod of claim 1, wherein: the drill bit (3) is provided with a cavity, and the inner wall of the drill bit (3) is provided with internal threads.
5. The high strength yielding shear resistant fiberglass reinforced plastic anchor rod of claim 1, wherein: the drill bit (3) is fixedly connected with a plurality of spines (301).
6. The high strength yield shear resistant glass fiber reinforced plastic anchor of claim 4, wherein: the outer wall of the drill bit (3) is provided with a plurality of liquid inlet holes (302) connected with the cavity.
7. The high strength yielding shear resistant fiberglass reinforced plastic anchor rod of claim 1, wherein: one side of the gasket (5) is provided with a bulge (501), and the lock nut (6) is tightly attached to the bulge (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322006896.1U CN220248132U (en) | 2023-07-27 | 2023-07-27 | High-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322006896.1U CN220248132U (en) | 2023-07-27 | 2023-07-27 | High-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248132U true CN220248132U (en) | 2023-12-26 |
Family
ID=89263960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322006896.1U Active CN220248132U (en) | 2023-07-27 | 2023-07-27 | High-strength yielding shearing-resistant glass fiber reinforced plastic anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248132U (en) |
-
2023
- 2023-07-27 CN CN202322006896.1U patent/CN220248132U/en active Active
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