CN210598895U - Underground rock engineering test drilling orifice protection device suitable for different apertures - Google Patents
Underground rock engineering test drilling orifice protection device suitable for different apertures Download PDFInfo
- Publication number
- CN210598895U CN210598895U CN201921302382.8U CN201921302382U CN210598895U CN 210598895 U CN210598895 U CN 210598895U CN 201921302382 U CN201921302382 U CN 201921302382U CN 210598895 U CN210598895 U CN 210598895U
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- Prior art keywords
- cover plate
- rod
- circular cover
- protection device
- rain
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- 238000005553 drilling Methods 0.000 title claims abstract description 22
- 239000011435 rock Substances 0.000 title claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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Abstract
The utility model provides a drilling orifice protection device suitable for underground rock engineering tests with different apertures, which comprises a circular cover plate, a rain cover, a rubber cushion, a supporting plate, a track plate, a pushing screw rod, a square positioning rod, a connecting rod and a hanging support rod; a layer of rubber soft cushion is adhered to the bottom of the circular cover plate, and three groups of six hanging support rods are downwards supported and welded on the end face of the bottom of the circular cover plate; a pushing screw rod is rotatably arranged at the center of the circular cover plate in a penetrating way, and a prescription-shaped positioning rod is welded and supported at the top end of the pushing screw rod; the tail end positions of the three groups of hanging support rods are rotatably supported by one supporting plate, the rain shielding sleeve has a dual-purpose using effect, can be used for water prevention and can also be used for hand wheel to screw the jacking screw, the rain shielding sleeve can be pressed and sealed on the circular cover plate under the jacking of the spring on the square positioning rod, and the device can be suitable for jacking and fixing in drilling holes with different sizes through expanding and contracting of the three supporting plates, so that the device is wide in application.
Description
Technical Field
The utility model belongs to the technical field of the supporting device of engineering test, more specifically say, in particular to rock engineering test drilling drill way protection device who adapts to different apertures.
Background
With the increasing promotion of large-scale infrastructure construction and deep resource energy exploitation in China, a series of underground rock engineering appears, such as traffic tunnels, hydropower underground powerhouses, paint repositories, mine roadways and the like. Reliable acquisition of rock mass mechanical response in the excavation and operation processes of the projects is an important link for ensuring the safety of the projects and promoting the smooth progress of the projects, so that a large number of drilling holes need to be constructed, and the tests on multiple parameters such as rock mass deformation, fracture, stress and the like are implemented. Because the rock engineering is in a severe environment and has complex construction conditions, the bare hole and the untreated plugging hole are very easy to be damaged, and a hole opening protection device is needed;
for example, patent No. CN201620107354.0 discloses a device for protecting bore holes for underground rock engineering test, which is suitable for different bore diameters, and comprises: the corrugated plate outer cover, the wheel shaft, the elastic inner steel sheet and the traction steel cable; the corrugated plate outer cover is of a hollow cylindrical structure, and the cylinder wall is of a corrugated plate type structure; the elastic inner steel sheet is arranged along the inner wall cambered surface of the corrugated plate outer cover, and the cambered surface of the elastic inner steel sheet is attached to the inner wall cambered surface of the corrugated plate outer cover; the head end of the elastic inner steel sheet is fixed on the inner wall of the corrugated plate outer cover; the wheel shaft is arranged in the cylinder cavity of the corrugated plate outer cover; the traction steel cable is wound on the wheel shaft, and the tail end of the traction steel cable is connected with the tail end of the elastic inner steel sheet; the body of the elastic inner steel sheet is fixed on the inner wall of the corrugated plate outer cover through a clamping ring, and the elastic inner steel sheet is embedded in the clamping ring and can slide in the clamping ring; the tail end of the elastic inner steel sheet is pulled to force the elastic inner steel sheet to slide in the snap ring and pull the corrugated plate outer cover to contract along the cambered surface, so that the cylinder diameter of the corrugated plate outer cover is reduced. The utility model provides a protect hole efficient wellhole protection device.
On the basis, the effect that the drill hole protection device used in the prior art has the rainwater immersion is poor all the time, so that the drilling water is serious, the normal test is influenced, and the positioning operation in the drilling is complicated and inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a rock engineering test drilling drill way protection device who adapts to different apertures to it is relatively poor to solve the effect that the rain-proof water of drill way protection device is immersed, and it is serious to lead to drilling to intake, influences normal test, and installs in the comparatively loaded down with trivial details inconvenient problem of the inside location operation of drilling.
The utility model discloses the purpose and the efficiency that adapt to the rock engineering test drilling drill way protection device in different apertures are reached by following concrete technological means:
a drilling hole opening protection device suitable for rock engineering test with different hole diameters comprises a circular cover plate, a rain shielding sleeve, a rubber cushion, a supporting plate, a track plate, a pushing screw rod, a square positioning rod, a connecting rod and a hanging supporting rod; a layer of rubber soft cushion is adhered to the bottom of the circular cover plate, and three groups of six hanging support rods are downwards supported and welded on the end face of the bottom of the circular cover plate; a pushing screw rod is rotatably arranged at the center of the circular cover plate in a penetrating way, and a prescription-shaped positioning rod is welded and supported at the top end of the pushing screw rod; and the tail end positions of the three groups of hanging support rods are rotatably supported by a supporting plate.
Furthermore, the rain-proof sleeve is integrally arranged in a cylindrical shape, and a rubber ring is embedded in the end face of the bottom of the rain-proof sleeve.
Furthermore, a positioning ring is supported and arranged at the bottom side of the inner space of the rain shielding sleeve and is sleeved on the square positioning rod through the spring pushing.
Furthermore, the bottoms of the three supporting plates are symmetrically supported with two track plates, and the two track plates are provided with a track groove in a penetrating way.
Furthermore, a fixed ring is sleeved on the lower thread section of the pushing screw in a meshing manner, three connecting rods are rotatably connected to the circumferential outer wall of the fixed ring in an annular array manner, and the tail end transverse supporting shafts of the three connecting rods are slidably arranged in the track grooves of the three sets of track plates.
The utility model discloses at least, include following beneficial effect:
three connecting rods and three prop the roof and constitute a screw thread top jointly and push away to rotate and expand and prop the mechanism, only need just reversing to revolve to twist the top pushing screw rod and just can realize propping with the shrink control of three roof supporting plates to accomplish and prop the location to the holistic top of device, operation convenient to use is swift, and compresses tightly the use through the cooperation of rain cover and rubber cushion and can prevent inside the rainwater infiltration drilling, effectively strengthens the water-proof effects of device body.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the bottom three-dimensional structure of the present invention.
Fig. 3 is a schematic view of the half-section inside of the rain-proof cover of the present invention.
Fig. 4 is a schematic structural view of the portion a of fig. 3 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a circular cover plate; 2. a rain-shielding sleeve; 3. a rubber cushion; 4. a top plate is propped; 401. a track plate; 5. pushing the screw rod; 501. a square positioning rod; 6. a connecting rod; 7. and (5) hanging a support rod.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 4:
the utility model provides a rock engineering test drilling orifice protection device suitable for different apertures, which comprises a circular cover plate 1, a rain cover 2, a rubber cushion 3, a supporting top plate 4, a track plate 401, a pushing screw rod 5, a square positioning rod 501, a connecting rod 6 and a hanging support rod 7; a layer of rubber soft cushion 3 is adhered to the bottom of the circular cover plate 1, and three groups of six hanging support rods 7 are downward supported and welded on the end face of the bottom of the circular cover plate; a pushing screw 5 is rotatably arranged at the center of the circular cover plate 1 in a penetrating way, and a prescription-shaped positioning rod 501 is welded and supported at the top end of the pushing screw 5; the tail end positions of the three groups of hanging support rods 7 are rotatably supported with a supporting top plate 4.
Wherein, the whole cylindrical setting that is of rain cover 2, embedded being provided with a rubber ring on its bottom terminal surface, 2 covers of rain cover can avoid sheltering from the rotation gap between top pushing screw rod 5 and the circular apron 1 on square locating lever 501, and rainwater infiltration drilling is inside has strengthened device body water-proof effects.
The bottom side of the inner space of the rain cover 2 is provided with a positioning ring in a supporting manner, the positioning ring is sleeved on the square positioning rod 501 in a penetrating manner through spring pushing, the rain cover 2 has a dual-purpose using effect, can be used for water prevention and can also be used for screwing the pushing screw 5 by a hand wheel, and the rain cover 2 can be pressed and sealed on the circular cover plate 1 under the pushing of the spring on the square positioning rod 501.
Wherein, the equal symmetry in bottom of three roof supporting plate 4 supports there are two track boards 401, and all run through again on these two track boards 401 and seted up a track groove, and track board 401 upper chute can provide the surplus for the commentaries on classics of connecting rod 6 is smooth, and this guarantees that roof supporting plate 4 can carry out normal rotation under the drive of connecting rod 6 and expand and prop or contract.
The meshing sleeve on the lower thread section of the pushing screw rod 5 is provided with a fixing ring, the outer circumferential wall of the fixing ring is in annular array rotation connection with three connecting rods 6, the tail end transverse supporting shafts of the three connecting rods 6 are arranged in track grooves on three groups of track plates 401 in a sliding mode, the pushing screw rod 5, the three connecting rods 6 and the three supporting plates 4 jointly form a thread pushing rotation expanding and supporting mechanism, expanding and contracting control over the three supporting plates 4 can be achieved only by rotating the pushing screw rod 5 in a forward and reverse mode, operation and use are convenient and fast, and the device is applicable to supporting and fixed in drilling holes of different sizes through expanding and contracting of the three supporting plates 4.
The specific use mode and function of the embodiment are as follows:
the utility model has the advantages of simple process; firstly, three groups of hanging support rods 7 are inserted into a drilled hole, then the circular cover plate 1 is pressed down forcibly to enable the rubber cushion 3 to be compressed and sealed on the top end opening of the drilled hole, and finally the rain shielding sleeve 2 pushes the screw rod 5 clockwise to enable the three supporting top plates 4 to be expanded and anchored on the inner wall of the drilled hole, so that the whole device is positioned.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (5)
1. The utility model provides an underground rock engineering test drilling drill way protection device who adapts to different apertures which characterized in that: the rain-proof awning comprises a circular cover plate (1), a rain-proof sleeve (2), a rubber cushion (3), a supporting plate (4), a track plate (401), a pushing screw rod (5), a square positioning rod (501), a connecting rod (6) and a hanging supporting rod (7); a layer of rubber cushion (3) is adhered to the bottom of the circular cover plate (1), and three groups of six hanging support rods (7) are supported and welded on the end face of the bottom of the circular cover plate downwards; a pushing screw (5) is rotatably arranged at the center of the circular cover plate (1) in a penetrating way, and a prescription-shaped positioning rod (501) is welded and supported at the top end of the pushing screw (5); the tail end positions of the three groups of hanging support rods (7) are rotatably supported with a supporting plate (4).
2. The underground rock engineering test drilling hole orifice protection device suitable for different hole diameters of claim 1, wherein: the rain-proof sleeve (2) is integrally arranged in a cylindrical shape, and a rubber ring is embedded in the end face of the bottom of the rain-proof sleeve.
3. The underground rock engineering test drilling hole orifice protection device suitable for different hole diameters of claim 1, wherein: the bottom side of the inner space of the rain-shielding sleeve (2) is provided with a positioning ring in a supporting way, and the positioning ring is pushed by a spring to penetrate through and sleeved on the square positioning rod (501).
4. The underground rock engineering test drilling hole orifice protection device suitable for different hole diameters of claim 1, wherein: the bottom of the supporting plate (4) is symmetrically supported with two track plates (401), and the two track plates (401) are provided with a track groove in a penetrating way.
5. The underground rock engineering test drilling hole orifice protection device suitable for different hole diameters of claim 1, wherein: the lower thread section of the pushing screw (5) is provided with a fixed ring in a meshing sleeve manner, the circumferential outer wall of the fixed ring is connected with three connecting rods (6) in an annular array manner in a rotating manner, and the tail end transverse supporting shafts of the three connecting rods (6) are arranged in the track grooves of the three groups of track plates (401) in a sliding manner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921302382.8U CN210598895U (en) | 2019-08-13 | 2019-08-13 | Underground rock engineering test drilling orifice protection device suitable for different apertures |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921302382.8U CN210598895U (en) | 2019-08-13 | 2019-08-13 | Underground rock engineering test drilling orifice protection device suitable for different apertures |
Publications (1)
Publication Number | Publication Date |
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CN210598895U true CN210598895U (en) | 2020-05-22 |
Family
ID=70694768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921302382.8U Expired - Fee Related CN210598895U (en) | 2019-08-13 | 2019-08-13 | Underground rock engineering test drilling orifice protection device suitable for different apertures |
Country Status (1)
Country | Link |
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CN (1) | CN210598895U (en) |
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2019
- 2019-08-13 CN CN201921302382.8U patent/CN210598895U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 |