CN217380471U - Drilling aperture rock powder silt belt cleaning device - Google Patents
Drilling aperture rock powder silt belt cleaning device Download PDFInfo
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- CN217380471U CN217380471U CN202220767384.XU CN202220767384U CN217380471U CN 217380471 U CN217380471 U CN 217380471U CN 202220767384 U CN202220767384 U CN 202220767384U CN 217380471 U CN217380471 U CN 217380471U
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- silt
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a drilling aperture rock powder silt belt cleaning device, including silt storage tube chamber, silt storage pipe, terminal suction head, spring, trigger sleeve, sealing washer, water through-hole etc. silt storage tube chamber passes through silt storage pipe, terminal suction head and external intercommunication, and the cover has the spring and triggers the sleeve on the terminal suction head. The spring sleeve reciprocating valve is integrally formed by the tail end suction head, the spring, the trigger sleeve, the tail end suction head water passing through hole, the tail end suction head end sealing ring and the water passing small hole at the lower part of the spring trigger sleeve. The utility model discloses an at drilling bottom trigger spring sleeve reciprocating valve, utilize the internal and external pressure of cavity, the rock powder and the silt of drilling bottom store the pipe chamber through silt suction silt storage pipe, carry out the hole with silt belt cleaning device with wire rope outside, realize wasing the mesh of aperture hole bottom silt.
Description
Technical Field
The utility model belongs to the technical field of the on-the-spot survey technique of water and electricity hydraulic engineering and specifically relates to a drilling aperture rock powder silt belt cleaning device.
Background
In the water-power hydraulic engineering investigation, on-site rock mass stress measurement is needed, a plurality of methods are provided for rock mass stress measurement, one common method is a stress relief method, a small-caliber drill hole is drilled at the bottom of a large-caliber drill hole, a strain gauge is embedded (bonded) in the small-caliber drill hole, then the large-caliber drill hole is drilled continuously, the strain variation of the strain gauge in the small caliber in the trepanning process is monitored, and finally the rock mass stress state can be obtained. In actual measurement, because rock powder and silt often exist in the small hole, the strain gauge cannot completely enter the small-caliber drilling hole, or the strain gauge is not well bonded with the wall of the small hole, so that the measurement effect is not ideal, and even the measurement fails. Therefore, it is necessary to design a simple and effective device or method for cleaning the rock powder and sand deposited in the small-bore hole to ensure that the strain gauge in the small-bore hole is well bonded with the wall of the small-bore hole and to successfully obtain the stress state of the rock mass.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a to the experimental effect problem of aperture rock powder silt influence among stress relief method rock mass stress measurement, provide a simple structure, convenient operation, effect ideal among stress relief method rock mass stress measurement aperture rock powder silt belt cleaning device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a drilling small hole rock powder sediment cleaning device comprises a sediment storage tube cavity, a sediment storage guide tube and a spring sleeve reciprocating valve which are sequentially connected from top to bottom;
the silt storage tube cavity is a cylinder with a closed top, a lifting hole for lowering and lifting the whole cleaning device is formed in the top end of the outer side of the silt storage tube cavity, and an upper guide sheet and a lower guide sheet for ensuring that the whole cleaning device can be vertically lowered and lifted along a large-caliber drill hole are respectively fixed on the side wall of the upper end and the side wall of the lower end of the silt storage tube cavity;
the silt storage pipe is in a cylindrical shape with two open ends and is fixedly connected to the lower end of the silt storage pipe cavity, the diameter of the silt storage pipe is smaller than that of the silt storage pipe cavity, the spring sleeve reciprocating valve is fixedly connected to the bottom end of the silt storage pipe cavity, and the silt storage pipe cavity and the silt storage pipe are controlled to be communicated with the outside through a switch of the spring sleeve reciprocating valve;
the spring sleeve reciprocating valve comprises a terminal suction head with the upper end inserted into the inner side of the bottom of the sediment storage conduit, the terminal suction head is of a cylindrical structure with an opening at the top end and a closed bottom end, a water through hole is formed in the lower cylinder wall, the outer diameter of the terminal suction head is of a reducing structure with a small upper outer diameter and a large lower outer diameter, a trigger sleeve matched with the reducing is hung and sleeved on the outer wall of the terminal suction head, the inner diameter of the trigger sleeve is matched with the large outer diameter section of the terminal suction head, a contraction opening is formed in the upper end of the trigger sleeve, the trigger sleeve is hung on the outer side of the terminal suction head to move up and down and is limited by a reducing step on the terminal suction head, an outlet section at the lower end of the inner wall of the trigger sleeve is an expanding section, a plurality of water through small holes are formed in the pipe wall of the expanding section, a spring is sleeved on the outer wall of the small outer diameter section of the terminal suction head between the sediment storage conduit and the trigger sleeve, the trigger sleeve can move up and down along the outer wall of the terminal suction head under the action of elasticity, and in a natural state, the tail end suction head is hung on the tail end suction head reducing step, the bottom end of the tail end suction head is located at the upper portion of the diameter expanding section of the trigger sleeve, and when the trigger sleeve moves upwards under the action of external force, the water passing through hole in the tail end suction head is located in the diameter expanding section of the trigger sleeve, so that rock powder silt enters the silt storage guide pipe and the silt storage pipe cavity through the water passing through hole.
And under a natural state, sealing rings are respectively arranged on the upper side and the lower side of the water passing through hole at the contact part of the tail end suction head and the trigger sleeve, so that the sealing performance of the sediment storage pipe cavity and the sediment storage guide pipe is ensured.
The upper guide piece and the lower guide piece are welded in the sediment storage tube cavity.
The silt storage pipe cavity and the silt storage guide pipe are communicated and welded together.
The tail end suction head is communicated with the interior of the sediment storage guide pipe and fixed together through threads.
The utility model discloses following beneficial effect has: the rock powder and the silt deposited in the small-caliber drill hole are simply and effectively cleaned. The device is lowered into a drilled hole through a steel wire rope, and the silt storage guide pipe enters a small-caliber drilled hole; the spring trigger sleeve moves upwards, the compression spring and the water passing through hole formed in the tail end suction head are communicated with the outside through the pipe section at the lower part of the spring trigger sleeve, and because of the pressure difference between the inside and the outside of the pipe cavity, rock powder and silt in the small hole are sucked into the silt storage pipe cavity along with water flow through the guide pipe, so that the cleaning work of the rock powder and the silt in the small hole is realized.
Drawings
Fig. 1 is the utility model discloses a drilling aperture rock dust silt belt cleaning device's schematic structure diagram.
Fig. 2 is the utility model discloses a drilling aperture rock dust silt belt cleaning device's spring sleeve reciprocating valve natural state schematic diagram.
Figure 3 is the utility model discloses a drilling aperture rock dust silt belt cleaning device's spring sleeve valve compression state schematic diagram that reciprocates.
Fig. 4 is the utility model discloses a drilling aperture rock dust silt belt cleaning device's theory of operation schematic diagram.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper end", "lower side", "inside", "outside", "end", and the like indicate orientations or positional relationships based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "communicate", "mount", "provide", and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral part; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The invention is further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-3, the silt cleaning device for rock powder with small holes in drill holes of the utility model comprises a silt storage tube cavity 3, a silt storage conduit 5 and a spring sleeve reciprocating valve A which are connected in sequence from top to bottom;
the silt storage tube cavity 3 is a cylinder with a closed top, a lifting hole 1 for lowering and lifting the whole cleaning device is formed in the top end of the outer side of the silt storage tube cavity 3, and an upper guide plate 2 and a lower guide plate 4 for ensuring that the whole cleaning device can be vertically lowered and lifted along a large-caliber drill hole are respectively fixed on the upper end side wall and the lower end side wall of the silt storage tube cavity 3;
the silt storage pipe 5 is in a cylindrical shape with two open ends and is fixedly connected to the lower end of the silt storage pipe cavity 3, the diameter of the silt storage pipe 5 is smaller than that of the silt storage pipe cavity 3, the spring sleeve reciprocating valve A is fixedly connected to the bottom end of the silt storage pipe 5, and the silt storage pipe cavity 3 and the silt storage pipe cavity 5 are controlled to be communicated with the outside through the switch of the spring sleeve reciprocating valve A;
the spring sleeve reciprocating valve A comprises a terminal suction head 6 with the upper end inserted into the inner side of the bottom of a sediment storage conduit 5, the terminal suction head 6 is of a cylindrical structure with an open top end and a closed bottom end, a water through hole 11 is formed in the lower cylindrical wall, the outer diameter of the terminal suction head 6 is of a reducing structure with a small upper section outer diameter and a large lower section outer diameter, a trigger sleeve 8 matched with the reducing is hung on the outer wall of the terminal suction head 6, the inner diameter of the trigger sleeve 8 is matched with the large outer diameter section of the terminal suction head 6, a necking is formed in the upper end, the trigger sleeve 8 is hung on the outer side of the terminal suction head 6 to move up and down and is limited by a reducing step on the terminal suction head, an outlet section at the lower end of the inner wall of the trigger sleeve 8 is an expanding section 10, a plurality of water through holes 12 are formed in the pipe wall of the expanding section 10, a spring 7 is sleeved on the outer wall of the small outer diameter section of the terminal suction head 6 between the sediment storage conduit 5 and the trigger sleeve 8, so that the trigger sleeve 8 can move up and down along the outer wall of the terminal suction head 6 under the action of elasticity, under the natural state, the tail end suction head 6 is hung on the reducing step of the tail end suction head, the bottom end of the tail end suction head is located at the upper portion of the expanding section 10 of the trigger sleeve 8, and when the trigger sleeve 8 moves upwards under the action of external force, the water through hole 11 in the tail end suction head 6 is located in the expanding section 10 of the trigger sleeve 8, so that rock powder silt enters the silt storage conduit 5 and the silt storage tube cavity 3 through the water through hole 11.
Under the natural state, at the contact position of end suction head 6 and trigger sleeve 8, be located water through hole 11 upper and lower both sides and be provided with sealing washer 9 respectively, guarantee silt storage tube chamber 3 and silt storage pipe 5's leakproofness.
Preferably, the upper guide plate 2 and the lower guide plate 4 are welded on the sediment storage tube cavity 3. The silt storage pipe cavity 3 and the silt storage guide pipe 5 are communicated and welded together. The end suction head 6 is communicated with the sediment storage conduit 5 and fixed together through threads.
As shown in fig. 2, the spring 7 is in an extension free state, the end suction head 6, the sealing ring 9 and the spring type trigger sleeve 8 are matched, the sealing performance of the sediment storage pipe cavity 3 and the sediment storage guide pipe 5 above the end suction head is ensured, and the valve body is in a closed state.
The spring trigger sleeve 8 is fitted over the outside of the end suction head 6 and can be moved up and down in this position, the spring 7 ensuring that the trigger sleeve can be reset. As shown in figure 3, the spring 7 is in a compressed state, the spring trigger sleeve 8 moves upwards, so that the end suction head 6 is communicated with the drill hole through the water through hole, and the valve body is in an open state.
As shown in fig. 4, the operation steps of the small-hole silt cleaning device are as follows: firstly, assembling a cleaning device on the ground to enable a spring 7 to be in an extension free state, and enabling a sediment storage tube cavity 3 to be sealed with certain air by matching a spring trigger sleeve 8 and four sealing rings 9 to form a closed space; secondly, the cleaning device is placed into a large-diameter drill hole through a steel wire rope, the sediment storage guide pipe 5 is aligned to the hole opening of the small-diameter drill hole through the upper guide plate and the lower guide plate, and the sediment storage guide pipe is placed to the bottom of the small-hole drill hole; then, after a spring trigger sleeve 8 of the silt cleaning device touches the bottom of the small hole, a spring 7 is compressed, and the trigger sleeve 8 moves upwards to enable a tail end suction head 6 to be communicated with the drilled hole through a water passing through hole; at the moment, because the air pressure in the sediment storage tube cavity 3 is far smaller than the liquid pressure in the well hole, rock powder and sediment in the small hole enter the sediment storage tube cavity 3 along with water flow from the small hole 12 at the lower part of the spring sleeve and the through hole 11 of the tail end sucker due to pressure difference; along with getting into silt and storing pipe chamber 3 more and more, the air in the pipe chamber 3 is constantly compressed, the inside and outside pressure of pipe chamber tends to balance, at this moment, slowly mention belt cleaning device, spring 7 resumes the free extension state, spring sleeve 8 moves down, make terminal suction head 6 cross the water through-hole closed, mention aperture silt belt cleaning device to ground at last, dismantle separation silt storage pipe 5 and terminal suction head 6, pour out rock powder and silt in the aperture silt belt cleaning device, then assemble aperture belt cleaning device again, go into the aperture bottom so repeatedly several times again, just clean up rock powder and silt in the aperture.
The four steps in fig. 4 are respectively: the cleaning device for the sediment in the small hole is lowered, the valve body is opened instantly when the bottom is touched, the sediment is pressed into the cavity, the valve body is closed by extending the spring, and the cleaning device for the sediment in the small hole is lifted.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A drilling small hole rock powder sediment cleaning device is characterized by comprising a sediment storage tube cavity (3), a sediment storage guide pipe (5) and a spring sleeve reciprocating valve (A) which are sequentially connected from top to bottom;
the silt storage tube cavity (3) is a cylinder with a closed top, a lifting hole (1) for lowering and lifting the whole cleaning device is formed in the top end of the outer side of the silt storage tube cavity (3), and an upper guide sheet (2) and a lower guide sheet (4) for ensuring that the whole cleaning device can be vertically lowered and lifted along a large-caliber drill hole are respectively fixed on the side wall of the upper end and the side wall of the lower end of the silt storage tube cavity (3);
the sediment storage pipe (5) is in a cylindrical shape with two open ends and is fixedly connected to the lower end of the sediment storage pipe cavity (3), the diameter of the sediment storage pipe (5) is smaller than that of the sediment storage pipe cavity (3), the spring sleeve reciprocating valve (A) is fixedly connected to the bottom end of the sediment storage pipe (5), and the sediment storage pipe cavity (3) and the sediment storage pipe (5) are controlled to be communicated with the outside through the switch of the spring sleeve reciprocating valve (A);
the spring sleeve reciprocating valve (A) comprises a terminal suction head (6) with the upper end inserted into the inner side of the bottom of a sediment storage conduit (5), the terminal suction head (6) is of a cylindrical structure with an open top end and a closed bottom end, a water through hole (11) is formed in the lower cylindrical wall, the outer diameter of the terminal suction head (6) is of a reducing structure with a small upper outer diameter and a large lower outer diameter, a trigger sleeve (8) matched with the reducing diameter is hung and sleeved on the outer wall of the terminal suction head (6), the inner diameter of the trigger sleeve (8) is matched with the large outer diameter of the terminal suction head (6), the upper end of the trigger sleeve (8) is provided with a reducing opening, the trigger sleeve (8) is hung and vertically moved outside the terminal suction head (6) and limited by the reducing step on the terminal suction head, an outlet section at the lower end of the inner wall of the trigger sleeve (8) is an expanding section (10), a plurality of water through holes (12) are formed in the pipe wall of the expanding section (10), and a spring (7) is sleeved on the outer wall of the small outer diameter section of the terminal suction head (6) between the sediment storage conduit (5) and the trigger sleeve (8) And the trigger sleeve (8) can move up and down along the outer wall of the tail end suction head (6) under the action of elasticity, the tail end suction head (6) is hung on the reducing step of the tail end suction head in a natural state, the bottom end of the trigger sleeve is positioned at the upper part of the expanding section (10) of the trigger sleeve (8), and when the trigger sleeve (8) moves up under the action of the external force, the water through hole (11) in the tail end suction head (6) is positioned at the expanding section (10) of the trigger sleeve (8), so that rock powder silt enters the silt storage conduit (5) and the silt storage tube cavity (3) through the water through hole (11).
2. The small-hole drilled rock powder sediment cleaning device according to claim 1, characterized in that sealing rings (9) are respectively arranged at the upper side and the lower side of the water through hole (11) at the contact part of the tail end suction head (6) and the trigger sleeve (8) under a natural state, so that the sealing performance of the sediment storage tube cavity (3) and the sediment storage guide tube (5) is ensured.
3. The small hole drilling rock dust sediment cleaning device of claim 1, characterized in that, the upper guide vane (2) and the lower guide vane (4) are welded in the sediment storage tube cavity (3).
4. The apparatus for cleaning rock dust and silt in small holes drilled in the drill hole according to claim 1, wherein the silt storage tube cavity (3) and the silt storage conduit (5) are internally communicated and welded together.
5. The apparatus for cleaning rock dust and silt in small holes drilled in the holes as claimed in claim 1, wherein the terminal suction head (6) and the silt storage conduit (5) are internally communicated and fixed together by screw threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220767384.XU CN217380471U (en) | 2022-03-31 | 2022-03-31 | Drilling aperture rock powder silt belt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220767384.XU CN217380471U (en) | 2022-03-31 | 2022-03-31 | Drilling aperture rock powder silt belt cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217380471U true CN217380471U (en) | 2022-09-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220767384.XU Active CN217380471U (en) | 2022-03-31 | 2022-03-31 | Drilling aperture rock powder silt belt cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217380471U (en) |
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2022
- 2022-03-31 CN CN202220767384.XU patent/CN217380471U/en active Active
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