CN217872763U - Monitoring instrument drilling grouting device - Google Patents
Monitoring instrument drilling grouting device Download PDFInfo
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- CN217872763U CN217872763U CN202222052794.9U CN202222052794U CN217872763U CN 217872763 U CN217872763 U CN 217872763U CN 202222052794 U CN202222052794 U CN 202222052794U CN 217872763 U CN217872763 U CN 217872763U
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- pipe
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- 238000005553 drilling Methods 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 106
- 239000010959 steel Substances 0.000 claims abstract description 106
- 238000006073 displacement reaction Methods 0.000 claims abstract description 56
- 238000005259 measurement Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000011440 grout Substances 0.000 abstract description 31
- 239000003673 groundwater Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000011435 rock Substances 0.000 description 7
- 238000004873 anchoring Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
Monitoring instrument drilling cementer relates to the safety monitoring field. The utility model discloses a monitoring instrument drilling and grouting device comprises a main steel cylinder, a drain pipe, an exhaust pipe, a pressure gauge, a main grouting pipe, a supplementary grouting pipe, an in-hole exhaust pipe, a flange plate, a pre-buried steel pipe and a displacement measurement assembly, wherein the pre-buried steel pipe is pre-buried at the orifice of a drilled hole, and the main steel cylinder is connected with the pre-buried steel pipe through the flange plate; the main grouting pipe and the supplementary grouting pipe are both arranged at the end part of the main steel cylinder and are communicated with the interior of the main steel cylinder; the drain pipe is arranged at the lower part of the main steel cylinder; the exhaust pipe is arranged at the upper part of the main steel cylinder; the in-hole grouting pipe, the in-hole exhaust pipe and the displacement measurement assembly are all installed in the main steel cylinder and the pre-buried steel cylinder, the in-hole grouting pipe is connected with the main grouting pipe or the supplementary grouting pipe of the main steel cylinder, and the in-hole exhaust pipe is connected with the exhaust pipe of the main steel cylinder. The utility model discloses under the abundant geological conditions of groundwater, can realize grout, drainage, the disposable completion of leaking stoppage, have the characteristics that save labour, quick, reliable, convenient.
Description
Technical Field
The utility model belongs to the technical field of the safety monitoring and specifically relates to a to drilling multiple spot displacement meter installation back, monitor drilling cementer that carries out the drilling grout.
Background
The multi-point displacement meter is a main monitoring instrument for monitoring the deformation of a slope and an underground cavern, and is widely applied to engineering. The multipoint displacement meter needs to drill a hole in a rock body, install a displacement measuring assembly in the hole, install a plurality of anchoring points along different depths in the hole, connect the anchoring points with a measuring rod (PVC protective pipe sleeved outside the measuring rod), the measuring rod is led to the orifice and connected with a displacement sensor, and the displacement sensor is fixed in a special measuring head support; after the displacement measurement assembly is installed, drilling, backfilling and grouting are needed, grouting needs to be dense, and synchronous deformation of an anchoring point and surrounding rock masses is guaranteed.
In the engineering, the condition that underground water in a rock body is rich is often met, underground water is continuously gushed in a drill hole, at the moment, if direct grouting is carried out, grouting is not compact, and the anchoring point is not firmly connected with the rock body, so that the deformation condition of the rock body cannot be truly reflected by the displacement sensor. The treatment method in engineering generally comprises the steps of plugging, plugging underground water, and then installing and grouting a displacement measurement assembly; however, the treatment increases a lot of workload, repeated treatment is often needed for several days, and the effect after treatment is not necessarily ideal.
Disclosure of Invention
The utility model aims to solve is exactly in the rock mass that groundwater is abundant, direct grout in the drilling, the grout is not closely knit, cause displacement sensor can not truly reflect the deformation condition of rock mass, need leaking stoppage earlier and install displacement measurement subassembly and grout again, but the unsatisfactory problem of effect, a to drilling multiple spot displacement meter displacement measurement unit mount back, the monitoring instrument drilling cementer that carries out the drilling grout, realize the grout, the drainage, the leaking stoppage is once only accomplished, it saves labour to have, and is quick, and reliability, convenient characteristics.
The utility model discloses a monitoring devices drilling cementer installs in the drill hole department of drilling, its characterized in that this cementer includes main steel cylinder, drain pipe, blast pipe, manometer, main grout pipe, supplementary grout pipe, downthehole blast pipe, ring flange, pre-buried steel pipe and displacement measurement subassembly, pre-buried steel pipe is pre-buried in the drill hole department of drilling, and main steel cylinder passes through the ring flange and is connected with pre-buried steel pipe; the main grouting pipe and the supplementary grouting pipe are both arranged at the end part of the main steel cylinder and are communicated with the inside of the main steel cylinder; the drain pipe is arranged at the lower part of the main steel cylinder, and the outlet end of the drain pipe is arranged at the bottom of the main steel cylinder; the exhaust pipe is arranged at the upper part of the main steel cylinder, the outlet end is arranged at the top of the main steel cylinder, and the pressure gauge is arranged at the outlet end of the exhaust pipe; the in-hole grouting pipe, the in-hole exhaust pipe and the displacement measurement assembly are all installed in the main steel cylinder and the pre-buried steel cylinder, the in-hole grouting pipe is connected with the main grouting pipe or the supplementary grouting pipe of the main steel cylinder, and the in-hole exhaust pipe is connected with the exhaust pipe of the main steel cylinder.
The displacement measurement assembly comprises displacement measurement rods, a protection tube and a displacement measurement point anchor head, wherein the displacement measurement rods are arranged in parallel, the displacement measurement rods are sleeved with PVC protection tubes, and the displacement measurement point anchor head is fixed at the bottoms of the displacement measurement rods.
And valves are arranged on the drain pipe, the exhaust pipe, the main grouting pipe and the supplementary grouting pipe on the main steel cylinder, so that the grouting process is convenient to control.
When the drill hole is a horizontal or declined drill hole, the grouting pipe in the hole is connected with the main grouting pipe on the main steel cylinder; when the drilled hole is an upward inclined hole, the grouting pipe in the hole is connected with a supplementary grouting pipe on the main steel cylinder, and the exhaust pipe in the hole is connected with the exhaust pipe on the main steel cylinder; the in-hole grouting pipe and the in-hole exhaust pipe extend to the bottom of the drilled hole.
After drilling is completed, firstly embedding an embedded steel pipe in an orifice, backfilling mortar between the embedded steel pipe and the wall of the drilled hole, then respectively installing a displacement measurement assembly, an in-hole grouting pipe, an in-hole exhaust pipe and other parts in the embedded steel pipe and the drilled hole, then connecting a main steel cylinder to the embedded steel pipe through a flange plate, opening a valve on a drain pipe, and discharging underground water through the drain pipe; when grouting, opening valves on the main grouting pipe and the exhaust pipe, closing a valve of the drain pipe, grouting into the hole through the main grouting pipe, discharging air and underground water in the hole through the exhaust pipe, when slurry flows out of the exhaust pipe and is consistent with the concentration of the grouted slurry, closing the valve of the exhaust pipe, raising the pointer of a pressure gauge at the moment, and when the pressure reaches 0.5MPa or the grouting pressure required by design, closing the valve of the main grouting pipe, and keeping the pressure until the slurry is initially set; if the grout in the hole is not filled fully, the grout is filled through a supplementary grouting pipe until the grout is filled fully; and after the slurry is solidified, taking down the main steel cylinder, taking out the embedded steel pipe from the drilled hole, cutting off the grouting pipe and the exhaust pipe in the hole with the exposed orifice until grouting is finished, and then, installing a subsequent monitoring instrument.
The utility model discloses monitoring instrument drilling cementer, the design science, convenient operation, it is rational in infrastructure, under the abundant geological conditions of groundwater, can realize grout, drainage, the disposable completion of leaking stoppage, quick and effectual monitoring instrument drilling grout that just carries on has the characteristics that save labour, quick, reliable, convenient to can master grouting pressure, realize pressing the grout, ensured the closely knit nature of grout.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
The device comprises a drill hole 1, a main steel cylinder 2, a drain pipe 3, an exhaust pipe 4, a pressure gauge 5, a main grouting pipe 6, a supplementary grouting pipe 7, an in-hole grouting pipe 8, an in-hole exhaust pipe 9, a flange plate 10, a pre-buried steel pipe 11, a displacement meter measuring rod 12, a protection pipe 13 and a displacement meter anchor head 14.
Detailed Description
Example 1: a grouting device for a monitoring instrument drilling hole 1 is installed at a hole opening of the drilling hole 1 and comprises a main steel cylinder 2, a drain pipe 3, an exhaust pipe 4, a pressure gauge 5, a main grouting pipe 6, a supplementary grouting pipe 7, a hole grouting pipe 8, a flange plate 10, a pre-buried steel pipe 11 and a displacement measurement assembly, wherein the pre-buried steel pipe 11 is pre-buried at the hole opening of the drilling hole 1, the main steel cylinder 2 is connected with the pre-buried steel pipe 11 through the flange plate 10, the main grouting pipe 6 and the supplementary grouting pipe 7 are both installed on the main steel cylinder 2 and are communicated with the interior of the main steel cylinder 2, the hole grouting pipe 8 and the displacement measurement assembly are both installed in the main steel cylinder 2 and the pre-buried steel pipe 11, and the hole grouting pipe 8 is connected with the main grouting pipe 6 on the main steel cylinder 2; the drain pipe 3 is arranged at the lower part of the main steel cylinder 2, and the outlet end is arranged at the bottom of the main steel cylinder 2; the exhaust pipe 4 is arranged on the upper portion of the main steel cylinder 2, the outlet end of the exhaust pipe is arranged on the top of the main steel cylinder 2, and the pressure gauge 5 is arranged at the outlet end of the exhaust pipe 4. The displacement measurement assembly comprises displacement meter measuring rods 12, a protection pipe 13 and a displacement meter point anchor head 14, wherein the plurality of displacement meter measuring rods 12 are arranged in parallel, the displacement meter measuring rods 12 are sleeved with the PVC protection pipe 13, and the displacement meter point anchor head 14 is fixed at the bottom of the displacement meter measuring rods 12. And valves are arranged on the drain pipe 3, the exhaust pipe 4, the main grouting pipe 6 and the supplementary grouting pipe 7 on the main steel cylinder 2, so that the grouting process can be controlled conveniently.
When the drill hole 1 is a horizontal or declined drill hole 1, after the drill hole 1 is finished, firstly embedding an embedded steel pipe 11 in an orifice, backfilling mortar between the embedded steel pipe 11 and the wall of the drill hole 1, then respectively installing a displacement measurement assembly and an in-hole grouting pipe 8 in the embedded steel pipe 11 and the drill hole 1, connecting the in-hole grouting pipe 8 with a main grouting pipe 6 on a main steel cylinder 2, and extending the in-hole grouting pipe to the bottom of the drill hole 1; then, connecting the main steel cylinder 2 to the embedded steel pipe 11 through a flange plate 10, opening a valve on the drain pipe 3, and discharging underground water through the drain pipe 3; when grouting, the valves on the main grouting pipe 6 and the exhaust pipe 4 are opened, the valve of the drain pipe 3 is closed, grouting is carried out from the bottom of the hole to the hole through the main grouting pipe 6 and the grouting pipe 8 in the hole, air and underground water in the hole are discharged from the exhaust pipe 4, when grout flows out of the exhaust pipe 4 and the concentration of the grout is consistent with that of the grout which is poured in, the valve of the exhaust pipe 4 is closed, the pointer of the pressure gauge 5 is raised at the moment, the pressure reaches 0.5MPa, or the grouting pressure required by design is reached, the valve of the main grouting pipe 6 is closed, and the pressure is kept until the grout is initially set; if the hole is not filled with the grout, the grout is supplemented through a supplementary grouting pipe 7 until the hole is filled with the grout; and after the grout is solidified, taking down the main steel cylinder 2, taking out the embedded steel pipe 11 from the drilled hole 1, cutting off the grouting pipe 8 in the hole with the exposed hole opening, and then finishing grouting to install a subsequent monitoring instrument.
Example 2: a grouting device for a monitoring instrument drilling hole 1 is installed at a hole opening of the drilling hole 1 and comprises a main steel cylinder 2, a drain pipe 3, an exhaust pipe 4, a pressure gauge 5, a main grouting pipe 6, a supplementary grouting pipe 7, an in-hole exhaust pipe 9, an in-hole grouting pipe 8, a flange plate 10, a pre-buried steel pipe 11 and a displacement measurement assembly, wherein the pre-buried steel pipe 11 is pre-buried at the hole opening of the drilling hole 1, the main steel cylinder 2 is connected with the pre-buried steel pipe 11 through the flange plate 10, the main grouting pipe 6 and the supplementary grouting pipe 7 are installed on the main steel cylinder 2 and communicated with the interior of the main steel cylinder 2, the in-hole grouting pipe 8, the in-hole exhaust pipe 9 and the displacement measurement assembly are installed in the main steel cylinder 2 and the pre-buried steel pipe 11, the in-hole grouting pipe 8 is connected with the supplementary grouting pipe 7 of the main steel cylinder 2, and the in-hole exhaust pipe 9 is connected with the exhaust pipe 4 of the main steel cylinder 2; the drain pipe 3 is arranged at the lower part of the main steel cylinder 2, and the outlet end is arranged at the bottom of the main steel cylinder 2; the exhaust pipe 4 is arranged on the upper portion of the main steel cylinder 2, the outlet end of the exhaust pipe is arranged on the top of the main steel cylinder 2, and the pressure gauge 5 is arranged at the outlet end of the exhaust pipe 4. The displacement measurement assembly comprises displacement meter measuring rods 12, a protection pipe 13 and a displacement meter point anchor head 14, wherein the displacement meter measuring rods 12 are arranged in parallel, the displacement meter measuring rods 12 are sleeved with the PVC protection pipe 13, and the displacement meter point anchor head 14 is fixed at the bottom of the displacement meter measuring rods 12. The drain pipe 3, the exhaust pipe 4, the main grouting pipe 6 and the supplementary grouting pipe 7 on the main steel cylinder 2 are all provided with valves, so that the grouting process can be controlled conveniently.
When the drill hole 1 is an upward inclined drill hole 1, after the drill hole 1 is finished, firstly embedding an embedded steel pipe 11 in an orifice, backfilling mortar between the embedded steel pipe 11 and the wall of the drill hole 1, then respectively installing a displacement measurement assembly, an in-hole grouting pipe 8, an in-hole exhaust pipe 9 and other components in the embedded steel pipe 11 and the drill hole 1, and respectively connecting the in-hole grouting pipe 8 and the in-hole exhaust pipe 9 with a supplementary grouting pipe 7 and an exhaust pipe 4 of a main steel cylinder 2 and extending to the bottom of the drill hole 1; then, connecting the main steel cylinder 2 to the embedded steel pipe 11 through a flange plate 10, opening a valve on the drain pipe 3, and draining the underground water through the drain pipe 3; when grouting, the valves on the main grouting pipe 6 and the exhaust pipe 4 are opened, the valve of the drain pipe 3 is closed, grouting is carried out from the orifice to the hole through the main grouting pipe 6, air and underground water in the hole are discharged from the exhaust pipe 9 in the hole and the exhaust pipe 4 of the main steel cylinder 2, when the grout flows out of the exhaust pipe 4 and the concentration of the grout is consistent with that of the poured grout, the valve of the exhaust pipe 4 is closed, the pointer of the pressure gauge 5 rises at the moment, the pressure reaches 0.5MPa, or the grouting pressure required by design is reached, the valve of the main grouting pipe 6 is closed, and the pressure is kept until the grout is initially set; if the grout in the hole is not fully filled, the supplementary grouting is carried out through the supplementary grouting pipe 7 until the grout is fully filled; and after the grout is solidified, taking down the main steel cylinder 2, taking out the embedded steel pipe 11 from the drilled hole 1, cutting off the in-hole grouting pipe 8 and the in-hole exhaust pipe 9 with the exposed hole opening, and finishing grouting so as to carry out subsequent monitoring instrument installation.
Claims (4)
1. A monitoring instrument drilling grouting device is installed at an orifice of a drill hole (1), and is characterized by comprising a main steel cylinder (2), a drain pipe (3), an exhaust pipe (4), a pressure gauge (5), a main grouting pipe (6), a supplementary grouting pipe (7), an in-hole grouting pipe (8), an in-hole exhaust pipe (9), a flange (10), a pre-buried steel pipe (11) and a displacement measurement assembly, wherein the pre-buried steel pipe (11) is pre-buried at the orifice of the drill hole (1), the main steel cylinder (2) is connected with the pre-buried steel pipe (11) through the flange (10), the main grouting pipe (6) and the supplementary grouting pipe (7) are both installed at the end part of the main steel cylinder (2) and are communicated with the inside of the main steel cylinder (2), the in-hole grouting pipe (8), the in-hole exhaust pipe (9) and the displacement measurement assembly are both installed in the main steel cylinder (2) and the pre-buried steel pipe (11), the in-hole grouting pipe (8) is connected with the main grouting pipe (2) or the supplementary grouting pipe (7), and the main grouting pipe (2) are connected with the main steel cylinder (4); the drain pipe (3) is arranged at the lower part of the main steel cylinder (2), and the outlet end is arranged at the bottom of the main steel cylinder (2); the exhaust pipe (4) is arranged on the upper portion of the main steel cylinder (2), the outlet end is arranged on the top of the main steel cylinder (2), and the pressure gauge (5) is installed on the outlet end of the exhaust pipe (4).
2. The monitoring instrument drilling and grouting device according to claim 1, wherein the displacement measuring assembly comprises displacement measuring rods (12), a protective tube (13) and a displacement measuring point anchor head (14), a plurality of displacement measuring rods (12) are arranged in parallel, the displacement measuring rods (12) are sleeved with the PVC protective tube (13), and the displacement measuring point anchor head (14) is fixed at the bottom of the displacement measuring rods (12).
3. The monitoring instrument drilling and grouting device according to claim 1, wherein valves are arranged on the drain pipe (3), the exhaust pipe (4), the main grouting pipe (6) and the supplementary grouting pipe (7) on the main steel cylinder (2) so as to control the grouting process conveniently.
4. The monitoring instrument drilling grouting device according to claim 1, characterized in that when the drilling hole (1) is a horizontal or declined drilling hole (1), the in-hole grouting pipe (8) is connected with the main grouting pipe (6) of the main steel cylinder (2), and the in-hole grouting pipe (8) extends to the bottom of the drilling hole (1); when the drilling hole (1) is an upward-inclined drilling hole (1), the grouting pipe (8) in the drilling hole and the exhaust pipe (9) in the drilling hole are respectively connected with the supplementary grouting pipe (7) of the main steel cylinder (2) and the exhaust pipe (4) and extend to the bottom of the drilling hole (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222052794.9U CN217872763U (en) | 2022-08-05 | 2022-08-05 | Monitoring instrument drilling grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222052794.9U CN217872763U (en) | 2022-08-05 | 2022-08-05 | Monitoring instrument drilling grouting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217872763U true CN217872763U (en) | 2022-11-22 |
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ID=84075035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222052794.9U Active CN217872763U (en) | 2022-08-05 | 2022-08-05 | Monitoring instrument drilling grouting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217872763U (en) |
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2022
- 2022-08-05 CN CN202222052794.9U patent/CN217872763U/en active Active
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