CN219638860U - Anchor eye grouting device - Google Patents
Anchor eye grouting device Download PDFInfo
- Publication number
- CN219638860U CN219638860U CN202320523138.4U CN202320523138U CN219638860U CN 219638860 U CN219638860 U CN 219638860U CN 202320523138 U CN202320523138 U CN 202320523138U CN 219638860 U CN219638860 U CN 219638860U
- Authority
- CN
- China
- Prior art keywords
- anchor rod
- anchor
- rod
- grouting
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000004873 anchoring Methods 0.000 claims abstract description 19
- 239000011440 grout Substances 0.000 claims abstract description 13
- 238000005553 drilling Methods 0.000 claims abstract description 10
- 239000002002 slurry Substances 0.000 claims abstract description 8
- 239000004568 cement Substances 0.000 abstract description 9
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 239000003245 coal Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model provides an anchor hole grouting device, which relates to the technical field of drilling grouting and comprises the following components: an anchoring mechanism; the lower end of the anchoring mechanism is provided with a drilling mechanism; the outer side of the anchoring mechanism is sleeved with a slurry stopping mechanism; the screw thread of the coupling nut of the grout stopping mechanism is engaged with the screw thread of the anchor rod, the guide rod is rotated by the rotating handle, the guide rod can be moved downwards in the anchor rod, the drill bit is pushed to turn outwards, the anchor hole wall is clamped by the drill bit, the anchor rod is further fixed, positioning and guiding are carried out through the anchor rod, the anchor rod is used for installing other mechanisms of the grouting device, and when the anchor rod is inserted into the anchor hole for grouting, cement paste can be filled into the space between the screw thread of the anchor rod and the anchor hole, the contact area between cement paste and the anchor rod and the anchor hole is increased, the problem that the anchor rod is wrapped by a grouting body when the current grouting anchor rod is used is solved, the contact surface between the cement paste and the anchor rod is limited, and the anchor rod is not fully solidified to form a whole, and the anchor rod is easy to pull out from the grouting body is solved.
Description
Technical Field
The utility model relates to the technical field of drilling grouting, in particular to an anchor hole grouting device.
Background
As the depth of coal mining increases, the mine pressure of the underground roadway becomes more and more obvious. Some coal mines are often broken by roof and wall surrounding rock due to the influence of geological structures, and have poor self-bearing capacity. Therefore, grouting reinforcement is needed by constructing grouting anchor rods.
However, the current grouting anchor rod is generally a hollow round steel anchor rod, when in use, the anchor rod is wrapped by grouting body, the contact surface between the grouting body and the anchor rod is limited, the grouting body and the grouting body are not fully solidified to form a whole, and the anchor rod is easy to pull out from the grouting body; and only the body of the anchor rod and the rock mass are in contact and support, so that the contact area is small and the anchoring performance is poor.
Disclosure of Invention
The utility model provides an anchor hole grouting device, which specifically comprises: an anchoring mechanism; the lower end of the anchoring mechanism is provided with a drilling mechanism, and a mounting piece of the drilling mechanism is fixedly connected with the lower end of an anchor rod of the anchoring mechanism; the outer side of the anchoring mechanism is sleeved with a slurry stopping mechanism, and a supporting plate of the slurry stopping mechanism is sleeved on the outer side of an anchor rod of the anchoring mechanism; the threads of the connecting nut of the grout stopping mechanism are meshed with the threads of the anchor rod.
Optionally, threads are formed on the outer side of the anchor rod, and a through hole is formed in the anchor rod; the upper end of the through hole of the anchor rod is provided with threads; the lower extreme of stock has seted up the mounting groove.
Optionally, a guide rod is inserted into the through hole of the anchor rod, and threads are formed at the upper end of the guide rod; the upper end fixedly connected with rotation handle of guide bar, and the slip casting hole has been seted up to the inside of guide bar.
Optionally, the mounting piece is an annular mechanism, and the lower end of the mounting piece is provided with a left-right symmetrical rotating shaft; the mounting piece is connected with a drill bit through a rotating shaft.
Optionally, a slurry stop plug is arranged at the lower end of the supporting plate, and the slurry stop plug is made of rubber; the upper end of the supporting plate is fixedly connected with a connecting nut.
Advantageous effects
1. According to the utility model, after the anchor rod is inserted into the anchor hole, the guide rod is rotated by rotating the handle, so that the guide rod moves downwards in the anchor rod, the drill bit is pushed to turn outwards, the anchor hole wall is clamped by the drill bit, the anchor rod is further fixed, the anchor rod is positioned and guided by the anchor rod, meanwhile, the anchor rod is used for installing other mechanisms of the device, when the anchor rod is inserted into the anchor hole for grouting, the cement paste fills the space between the screw thread of the anchor rod and the anchor hole, the contact area between cement paste and the anchor rod and the anchor hole is increased, and the stability of the anchor rod is increased;
2. in the utility model, when the guide rod is positioned at the upper end, the drill bit is limited by the guide rod, so that the drill bit can rotate by itself under the drive of the anchor rod.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the utility model and are not intended to limit the utility model.
In the drawings:
fig. 1 is a schematic perspective view showing the whole structure of an anchor hole grouting device according to an embodiment of the present utility model;
fig. 2 shows a schematic perspective view of an anchoring mechanism of an anchor hole grouting apparatus according to an embodiment of the present utility model;
FIG. 3 shows an enlarged partial schematic view of the anchor hole grouting apparatus at A shown in FIG. 2, according to an embodiment of the present utility model;
FIG. 4 shows an enlarged partial schematic view of the anchor hole grouting apparatus at B shown in FIG. 2, according to an embodiment of the present utility model;
fig. 5 shows an assembly view of a grout stop mechanism of an anchor hole grouting apparatus according to embodiments of the present utility model.
List of reference numerals
1. An anchoring mechanism; 101. a bolt; 102. a guide rod; 103. rotating the handle;
2. a drilling mechanism; 201. a mounting member; 202. a drill bit;
3. a slurry stopping mechanism; 301. a supporting plate; 302. a grout stop plug; 303. and (5) connecting a nut.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present utility model more clear, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present utility model.
Examples: please refer to fig. 1 to 5:
the utility model provides an anchor hole grouting device, which comprises: an anchor mechanism 1; the lower end of the anchoring mechanism 1 is provided with a drilling mechanism 2, and a mounting piece 201 of the drilling mechanism 2 is fixedly connected to the lower end of an anchor rod 101 of the anchoring mechanism 1; the outer side of the anchoring mechanism 1 is sleeved with a grout stopping mechanism 3, and a supporting plate 301 of the grout stopping mechanism 3 is sleeved on the outer side of an anchor rod 101 of the anchoring mechanism 1; the threads of the coupling nut 303 of the grout stop mechanism 3 engage the threads of the anchor rod 101.
As shown in fig. 2, the outer side of the anchor rod 101 is provided with threads, and the inner part of the anchor rod 101 is provided with a through hole; the upper end of the through hole of the anchor rod 101 is provided with threads; the lower end of the anchor rod 101 is provided with a mounting groove; positioning and guiding are performed through the anchor rod 101, meanwhile, the anchor rod 101 is used for installing other mechanisms of the device, when the anchor rod 101 is inserted into an anchor hole for grouting, cement paste can fill up the space between the threads of the anchor rod 101 and the anchor hole, the contact area between the cement paste and the anchor rod 101 and the anchor hole is increased, and the stability of the anchor rod 101 is improved; a guide rod 102 is inserted into the through hole of the anchor rod 101, and threads are formed at the upper end of the guide rod 102; the upper end of the guide rod 102 is fixedly connected with a rotary handle 103, and a grouting hole is formed in the guide rod 102; after the anchor rod 101 is inserted into the anchor hole, the guide rod 102 is rotated by rotating the handle 103, so that the guide rod 102 moves downwards in the anchor rod 101, the drill bit 202 is pushed to turn outwards, the anchor hole wall is clamped by the drill bit 202, and the anchor rod 101 is further fixed.
As shown in fig. 2, the mounting member 201 is an annular mechanism, and a rotation shaft which is symmetric left and right is provided at the lower end of the mounting member 201; mounting the drill 202 by means of the mounting 201; the mounting piece 201 is connected with a drill bit 202 through a rotating shaft; when the guide rod 102 is located at the upper end, the drill bit 202 is limited by the guide rod 102, so that the drill bit 202 can rotate by itself under the driving of the anchor rod 101.
As shown in fig. 5, a grout stop plug 302 is disposed at the lower end of the pallet 301, and the grout stop plug 302 is made of rubber; the upper end of the supporting plate 301 is fixedly connected with a connecting nut 303; the pallet 301 is used to mount the parts of the mechanism, connect the device to the outside of the anchor rod 101 by means of the connection nut 303 and close the anchor hole by means of the grout stop 302.
Specific use and action of the embodiment: in the utility model, when the guide rod 102 is positioned at the upper end, the drill bit 202 is limited by the guide rod 102, so that the drill bit 202 can automatically rotate the hole under the drive of the anchor rod 101, after the anchor rod 101 is inserted into the anchor hole, the guide rod 102 can downwards move in the anchor rod 101 by rotating the guide rod 102 through rotating the handle 103, the drill bit 202 is pushed to outwards overturn, the anchor hole wall is clamped by the drill bit 202, the anchor rod 101 is further fixed, when grouting is carried out, cement paste can fill the space between the threads of the anchor rod 101 and the anchor hole, the contact area between the cement paste and the anchor rod 101 and the anchor hole is increased, and the stability of the anchor rod 101 is increased.
The foregoing is merely exemplary embodiments of the present utility model and is not intended to limit the scope of the utility model, which is defined by the appended claims.
Claims (2)
1. An anchor hole grouting device, comprising: an anchor mechanism (1); the lower end of the anchoring mechanism (1) is provided with a drilling mechanism (2), and a mounting piece (201) of the drilling mechanism (2) is fixedly connected to the lower end of an anchor rod (101) of the anchoring mechanism (1); the outer side of the anchoring mechanism (1) is sleeved with a grout stopping mechanism (3), and a supporting plate (301) of the grout stopping mechanism (3) is sleeved on the outer side of an anchor rod (101) of the anchoring mechanism (1); the threads of the connecting nut (303) of the grout stopping mechanism (3) are meshed with the threads of the anchor rod (101); threads are formed on the outer side of the anchor rod (101), and a through hole is formed in the anchor rod (101); the upper end of the through hole of the anchor rod (101) is provided with threads; the lower end of the anchor rod (101) is provided with a mounting groove; a guide rod (102) is inserted into the through hole of the anchor rod (101), and threads are formed at the upper end of the guide rod (102); the upper end of the guide rod (102) is fixedly connected with a rotary handle (103), and a grouting hole is formed in the guide rod (102); the mounting piece (201) is an annular mechanism, and a left-right symmetrical rotating shaft is arranged at the lower end of the mounting piece (201); the mounting piece (201) is connected with a drill bit (202) through a rotating shaft.
2. An anchor hole grouting device as claimed in claim 1, wherein: the lower end of the supporting plate (301) is provided with a slurry stop plug (302), and the slurry stop plug (302) is made of rubber; the upper end of the supporting plate (301) is fixedly connected with a connecting nut (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320523138.4U CN219638860U (en) | 2023-03-14 | 2023-03-14 | Anchor eye grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320523138.4U CN219638860U (en) | 2023-03-14 | 2023-03-14 | Anchor eye grouting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219638860U true CN219638860U (en) | 2023-09-05 |
Family
ID=87808057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320523138.4U Active CN219638860U (en) | 2023-03-14 | 2023-03-14 | Anchor eye grouting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219638860U (en) |
-
2023
- 2023-03-14 CN CN202320523138.4U patent/CN219638860U/en active Active
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