CN112796690A - Mud anti-splash device for punching cast-in-place pile construction and construction method - Google Patents
Mud anti-splash device for punching cast-in-place pile construction and construction method Download PDFInfo
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- CN112796690A CN112796690A CN202110105266.2A CN202110105266A CN112796690A CN 112796690 A CN112796690 A CN 112796690A CN 202110105266 A CN202110105266 A CN 202110105266A CN 112796690 A CN112796690 A CN 112796690A
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- shed
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- mud
- pile
- protection canopy
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- 238000010276 construction Methods 0.000 title claims abstract description 67
- 238000004080 punching Methods 0.000 title claims description 40
- 238000000034 method Methods 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
- E21B21/015—Means engaging the bore entrance, e.g. hoods for collecting dust
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The application relates to a mud anti-splash device and a construction method for construction of a punched cast-in-place pile, which belong to the technical field of construction of punched cast-in-place piles and comprise the following steps: the protection canopy is of a hood body structure with an opening at the bottom and a closed periphery, and the top of the protection canopy is provided with a wire passing hole for penetrating a rope into the protection canopy. The mud splash guard of this application provides confined operation space for stake hole and impact hammer when the bored concrete pile that punches is under construction, and the line hole of crossing at protection canopy top is for the rope to carry to draw and lower the impact hammer and provide the activity space. The protection canopy has prevented that the drift hammer is being carried repeatedly, the in-process of transferring, and the downthehole mud of stake spill to job site guarantees that the job site is clean, clean and tidy, has reached the requirement of civilized construction.
Description
Technical Field
The application relates to the technical field of construction of punched cast-in-place piles, in particular to a mud anti-splash device for construction of punched cast-in-place piles and a construction method.
Background
A punched cast-in-place pile is one type of cast-in-place pile. The cast-in-place pile is formed by directly forming holes on the pile position of a construction site, then placing a reinforcement cage and then pouring concrete. The punching machine for punching cast-in-place pile construction impacts hole forming, repeated lifting is improved through a punching hammer, a rock-soil layer is damaged by the impact force of free falling of the punching hammer, water is injected into the hole, and residues are discharged to form the hole.
The punched cast-in-place pile has the advantages of simple implementation site requirement, suitability for most geological conditions, small harmful influence on adjacent buildings and surrounding environment, freely changeable pile length and diameter according to design requirements, capability of enabling a pile end to enter a bearing stratum or be embedded into a rock stratum, large bearing capacity of a single pile and the like, and is widely applied to the field of roads and bridges.
The mud for the punching cast-in-place pile plays important roles of protecting a hole wall, discharging slag, cleaning holes and the like, but the construction process of the punching cast-in-place pile is also the process which produces most mud and causes the most serious pollution. In the process that the impact hammer is repeatedly lifted and lowered, mud in a pile hole splashes out to cause that a construction site is muddy, the construction site is polluted, the construction site is disordered, and the safety and civilized construction requirements cannot be met.
Disclosure of Invention
The embodiment of the application provides a mud anti-splash device and a construction method for construction of a punching and pouring pile, and aims to solve the problems that in the related art, after mud for the punching and pouring pile is splashed out, a construction site is muddy, the construction site is polluted, and the construction site is disordered.
The embodiment of this application provides a mud anti-splash device for punching bored concrete pile construction in the first aspect, includes:
the protective shed is of a cover body structure with an opening at the bottom and a closed periphery, and the top of the protective shed is provided with a wire passing hole for penetrating a rope into the protective shed.
In some embodiments: the protection shed comprises an inner framework and a skin, wherein the skin is coated on the periphery of the inner framework.
In some embodiments: the protection canopy includes left protection canopy and right protection canopy, left side protection canopy and right protection canopy symmetry set up and enclose protection canopy.
In some embodiments: the left protection shed and the right protection shed are detachably connected through fasteners.
In some embodiments: and a plurality of handles are arranged on the side walls of the left protective shed and the right protective shed.
In some embodiments: the inner frame comprises a bottom frame of a rectangular frame structure and a ceiling of a quadrangular frustum pyramid structure, the ceiling is located at the top of the bottom frame, and the ceiling is provided with the wire passing holes.
In some embodiments: the inner frame comprises a bottom frame of a circular frame structure and a ceiling of a circular truncated cone structure, the ceiling is located at the top of the bottom frame, and the ceiling is provided with the wire passing hole.
In some embodiments: the skin comprises an iron sheet inner layer and an artificial turf outer layer, and the iron sheet inner layer and the artificial turf outer layer are fixedly connected with the inner framework through screws.
In some embodiments: an observation window is formed in the protection shed, and a transparent acrylic plate is mounted on the observation window;
the ground anchors are arranged on the periphery of the bottom of the protection shed and fix the protection shed at a set position.
In a second aspect, the present invention provides a method for constructing a mud guard for use in bored concrete pile construction, the method using the mud guard for use in bored concrete pile construction according to any one of the above embodiments, the method comprising the steps of:
after measuring the central point of a pile hole in a construction site, embedding a steel pile casing and backfilling and tamping clay;
the punching pile driver is positioned and adjusted to ensure that the vertical line of the punching hammer is aligned with the center of the steel casing;
covering the protective shed around the steel protective cylinder, and penetrating a rope connected with a punch hammer into a wire passing hole at the top of the protective shed;
the punching pile driver carries and puts the punching hammer through rope and carries out punching pile operation, and the mud that spills in the stake hole is located the protection canopy.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides a mud anti-splash device and a construction method for construction of a punching cast-in-place pile.
Therefore, the mud splash guard of this application provides confined operation space for stake hole and impact hammer when the construction of punching bored concrete pile, and the line hole of crossing at protection canopy top is for the rope to carry and draw and lower impact hammer provides the activity space. The protection canopy has prevented that the drift hammer is being carried repeatedly, the in-process of transferring, and the downthehole mud of stake spill to job site guarantees that the job site is clean, clean and tidy, has reached the requirement of civilized construction.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of the structure of an embodiment of the present application;
FIG. 2 is a top view of a structure according to an embodiment of the present application;
FIG. 3 is a schematic structural view of an inner frame and skin according to an embodiment of the present application;
FIG. 4 is a front view of the inner frame construction of an embodiment of the present application;
fig. 5 is a top view of the structure of the inner frame of the embodiment of the present application.
Reference numerals:
1. a protective shed; 2. a wire passing hole; 3. a fastener; 11. an inner skeleton; 12. covering a skin; 13. a left protective shed; 14. a right protection shed; 15. a bottom frame; 16. and (4) a ceiling.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a mud anti-splash device and a construction method for construction of a punching and pouring pile, and the mud anti-splash device and the construction method can solve the problems that in the related technology, after mud for the punching and pouring pile is splashed out, a construction site is muddy, and the construction site is polluted, so that the construction site is disordered.
Referring to fig. 1 and 2, in a first aspect, an embodiment of the present invention provides a mud saver for bored pile construction, including:
the protection canopy 1, this protection canopy 1 is the bottom opening closed cover body structure all around, offers at the top of protection canopy 1 to be used for penetrating the line hole 2 of crossing of rope in to protection canopy 1. The protective shed 1 can cover the top of the punched cast-in-place pile, provides a closed working environment for punching construction of the punched cast-in-place pile, and prevents slurry in a pile hole from being sputtered to a construction site.
The mud anti-splash device of this application embodiment provides confined operation space for stake hole and punching hammer when being used for the construction of punching bored concrete pile, and the line hole 2 of crossing at protection canopy 1 top carries and puts the punching hammer and provides the activity space for the rope. The protective shed 1 prevents the mud in the pile hole from being stirred up and splashed to the construction site in the process of repeatedly lifting and lowering the impact hammer.
In some alternative embodiments: referring to fig. 3, the embodiment of the present application provides a mud splash guard for use in cast-in-place pile punching construction, where a protection shed 1 of the mud splash guard includes an inner frame 11 and a skin 12, the skin 12 covers the outer periphery of the inner frame 11, and the inner frame 11 and the skin 12 together form a cover structure with a bottom opening and a periphery being closed.
The inner frame 11 is used as a stress structure which provides stress support for the skin 12, and the skin 12 is used for shielding the slurry splashed from the pile hole. The inner frame 11 is built for shaped steel, reinforcing bar or flitch and forms, and the concrete structure of inner frame 11 can have more actual need preparation, can satisfy sufficient structural strength can.
In some alternative embodiments: referring to fig. 2, the embodiment of the application provides a mud splash guard for punching cast-in-place pile construction, and a protection shed 1 of the mud splash guard comprises a left protection shed 13 and a right protection shed 14, wherein the left protection shed 13 and the right protection shed 14 are symmetrically arranged to enclose the protection shed 1.
Protection canopy 1 of this embodiment comprises left protection canopy 13 and right protection canopy 14 structure, and protection canopy 1 adopts the split type structure of left protection canopy 13 and right protection canopy 14 to be convenient for on-the-spot installation and preparation. When the protection shed 1 is installed at the top of the pile hole, the left protection shed 13 and the right protection shed 1 are buckled with each other.
In some alternative embodiments: referring to fig. 2, the mud saver for the bored pile construction is provided according to the embodiment of the present invention, and a left protection shed 13 and a right protection shed 14 of the mud saver are detachably connected by a fastener 3. A plurality of handles (not shown) are provided on the side walls of the left and right shelters 13, 14.
Connect through fastener 3 between the left side protection canopy 13 of protection canopy 1 of this embodiment and the right side protection canopy 14, can link together left side protection canopy 13 and right side protection canopy 14, prevent that the place of job site is uneven, has the clearance between left side protection canopy 13 and the right side protection canopy 14.
The side walls of the left protection shed 13 and the right protection shed 14 are respectively provided with a handle, the handles are convenient for carrying the left protection shed 13 and the right protection shed 14, and 2-3 people can carry the left protection shed 13 and the right protection shed 14 to a set station by holding the handles.
In some alternative embodiments: referring to fig. 4 and 5, the mud splash guard for the construction of the cast-in-situ bored pile is provided according to the embodiment of the present invention, an inner skeleton of the mud splash guard includes a bottom frame 15 of a circular frame structure and a ceiling 16 of a circular truncated cone structure, the ceiling 16 is located at the top of the bottom frame 15, and the ceiling 16 is provided with a wire through hole 2.
The bottom frame 15 of the circular frame structure of this embodiment is composed of two semicircular frames symmetrically arranged, and the ceiling 16 of the circular truncated cone structure is composed of two semicircular frame symmetrically arranged, wherein the semicircular frame and the semicircular frame are of an integrated structure.
In some alternative embodiments: the embodiment of the application provides a mud anti-splash device for punching bored concrete pile construction, and this mud anti-splash device's inner frame 11 includes underframe 15 and the ceiling 16 of quadrangular frustum of a pyramid structure of rectangular frame structure, and ceiling 16 is located the top of underframe 15, sets up wire hole 2 on the ceiling 16.
The bottom frame 15 of the rectangular frame structure of the present embodiment is composed of two symmetrically arranged semi-rectangular frames, and the ceiling 16 of the rectangular frustum structure is composed of two symmetrically arranged semi-rectangular frustum frames, wherein the semi-rectangular frames and the semi-rectangular frustum frames are an integrated structure.
In some alternative embodiments: referring to fig. 3, the mud guard of the present embodiment provides a mud guard for use in cast-in-place pile construction, and a skin 12 of the mud guard includes an inner iron sheet layer and an outer artificial turf layer, and the inner iron sheet layer and the outer artificial turf layer are fixedly connected to an inner frame 11 by screws.
The inner layer of the iron sheet is a waterproof layer and prevents slurry in the pile hole from being sputtered to a construction site. The outer layer of the artificial turf is a decorative layer which can beautify the construction site.
In some alternative embodiments: the embodiment of the application provides a mud splash guard for punching bored concrete pile construction, has seted up observation window (not drawn in the picture) on this mud splash guard's the protection canopy 1, installs transparent ya keli board on observation window. Constructors can observe the construction working condition of the punched cast-in-place pile in the protective shed 1 through the transparent acrylic plate.
The ground anchors (not shown in the figure) are arranged around the bottom of the protective shed 1 and can fix the protective shed 1 at a set position to prevent the protective shed 1 from displacing.
A second aspect of the embodiments of the present application provides a method for constructing a mud guard for use in bored concrete pile construction, the method using the mud guard for use in bored concrete pile construction according to the above embodiments, the method comprising the steps of:
step 1, after measuring the center point of a pile hole in a construction site, embedding a steel pile casing, and backfilling and tamping clay.
And 2, positioning and adjusting the punching pile driver to align the vertical line of the punching hammer with the center of the steel casing.
And 3, covering the protective shed around the steel protective cylinder, and penetrating a rope connected with the impact hammer into a wire passing hole at the top of the protective shed 1.
And 4, lifting and lowering a punching hammer through a rope by using the punching pile driver to perform punching pile driving operation, wherein the slurry splashed in the pile hole is positioned in the protective shed 1.
Principle of operation
The embodiment of the application provides a mud anti-splash device and a construction method for construction of a punching cast-in-place pile, and the mud anti-splash device is provided with a protective shed 1, wherein the protective shed 1 is a cover body structure with a bottom opening closed all around, and a wire passing hole 2 for penetrating a rope into the protective shed 1 is formed in the top of the protective shed 1.
The mud splash guard of this application provides confined operation space for stake hole and impact hammer when the bored concrete pile that punches is under construction, and the line hole 2 of crossing at 1 top of protection canopy carries for the rope and draws and puts the impact hammer and provide the activity space down. The protection shed 1 prevents the hammer from being repeatedly lifted and lowered, mud in pile holes is splashed to a construction site, the construction site is ensured to be clean and tidy, and the requirement of civilized construction is met.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A mud anti-splash device for punching bored concrete pile construction, includes:
the protective shed (1) is a cover body structure with an opening at the bottom and a closed periphery, and the top of the protective shed (1) is provided with a wire passing hole (2) for penetrating a rope into the protective shed (1).
2. A mud saver device according to claim 1, wherein:
the protection shed (1) comprises an inner framework (11) and a skin (12), wherein the skin (12) is coated on the periphery of the inner framework (11).
3. A mud saver device according to claim 1 or claim 2, wherein:
protection canopy (1) is including left protection canopy (13) and right protection canopy (14), left side protection canopy (13) and right protection canopy (14) symmetry set up enclose protection canopy (1).
4. A mud saver device according to claim 3, wherein:
the left protection shed (13) and the right protection shed (14) are detachably connected through fasteners (3).
5. A mud saver device according to claim 3, wherein:
and a plurality of handles are arranged on the side walls of the left protective shed (13) and the right protective shed (14).
6. A mud saver device according to claim 2, wherein:
the inner frame (11) comprises a bottom frame (15) of a rectangular frame structure and a ceiling (16) of a quadrangular frustum pyramid structure, the ceiling (16) is located at the top of the bottom frame (15), and the ceiling (16) is provided with the wire passing holes (2).
7. A mud saver device according to claim 2, wherein:
the inner frame (11) comprises a bottom frame (15) of a circular frame structure and a top plate (16) of a circular truncated cone structure, the top plate (16) is located at the top of the bottom frame (15), and the top plate (16) is provided with the wire passing hole (2).
8. A mud saver device according to claim 2, wherein:
the skin (12) comprises an iron sheet inner layer and an artificial turf outer layer, wherein the iron sheet inner layer and the artificial turf outer layer are fixedly connected with the inner framework (11) through screws.
9. A mud saver device according to claim 1, wherein:
an observation window is formed in the protective shed (1), and a transparent acrylic plate is mounted on the observation window;
the ground anchors are arranged on the periphery of the bottom of the protection shed (1), and the ground anchors fix the protection shed (1) at a set position.
10. A method of constructing a mud saver for cast-in-place pile construction, the method using the mud saver for cast-in-place pile construction according to any of claims 1 to 9, the method comprising the steps of:
after measuring the central point of a pile hole in a construction site, embedding a steel pile casing and backfilling and tamping clay;
the punching pile driver is positioned and adjusted to ensure that the vertical line of the punching hammer is aligned with the center of the steel casing;
covering the protective shed (1) around the steel protective cylinder, and penetrating a rope connected with a punch hammer into a wire passing hole (2) at the top of the protective shed (1);
the punching pile driver carries out punching pile driving operation by lifting and lowering a punching hammer through a rope, and slurry splashed in a pile hole is positioned in the protective shed (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110105266.2A CN112796690A (en) | 2021-01-26 | 2021-01-26 | Mud anti-splash device for punching cast-in-place pile construction and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110105266.2A CN112796690A (en) | 2021-01-26 | 2021-01-26 | Mud anti-splash device for punching cast-in-place pile construction and construction method |
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| Publication Number | Publication Date |
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| CN112796690A true CN112796690A (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110105266.2A Pending CN112796690A (en) | 2021-01-26 | 2021-01-26 | Mud anti-splash device for punching cast-in-place pile construction and construction method |
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| CN (1) | CN112796690A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030671A (en) * | 2022-06-16 | 2022-09-09 | 兰州理工大学 | Multifunctional adjustable protective cover and using method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000087678A (en) * | 1998-09-10 | 2000-03-28 | Nishimatsu Constr Co Ltd | Scattering preventive device for drilling mud and dust |
| KR20050066921A (en) * | 2003-12-27 | 2005-06-30 | 조은섭 | Hermetic heart cover. |
| CN208089241U (en) * | 2018-04-12 | 2018-11-13 | 延长油田股份有限公司南泥湾采油厂 | A kind of folding anti-splash device applied to drilling rod |
| CN209395769U (en) * | 2018-11-28 | 2019-09-17 | 中国华冶科工集团有限公司 | Mobile building site carwash splashproof canopy |
| CN110273417A (en) * | 2019-07-07 | 2019-09-24 | 韩少鹏 | A kind of architectural engineering cast-in-place pile construction method |
| CN111927356A (en) * | 2020-09-25 | 2020-11-13 | 中国五冶集团有限公司 | Down-the-hole drill rotating rod with antifouling structure |
| JP2020190105A (en) * | 2019-05-21 | 2020-11-26 | 鹿島建設株式会社 | Dust control device for down-the-hole hammer |
| CN212154697U (en) * | 2020-04-13 | 2020-12-15 | 中建三局集团有限公司 | Protective device for preventing slurry from splashing outwards in impact drilling construction |
| CN212376612U (en) * | 2020-03-11 | 2021-01-19 | 深圳市工勘岩土集团有限公司 | Flap type orifice dust-proof device |
| CN214424457U (en) * | 2021-01-26 | 2021-10-19 | 中铁大桥局集团第六工程有限公司 | A mud anti-splash device for punching bored concrete pile construction |
-
2021
- 2021-01-26 CN CN202110105266.2A patent/CN112796690A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000087678A (en) * | 1998-09-10 | 2000-03-28 | Nishimatsu Constr Co Ltd | Scattering preventive device for drilling mud and dust |
| KR20050066921A (en) * | 2003-12-27 | 2005-06-30 | 조은섭 | Hermetic heart cover. |
| CN208089241U (en) * | 2018-04-12 | 2018-11-13 | 延长油田股份有限公司南泥湾采油厂 | A kind of folding anti-splash device applied to drilling rod |
| CN209395769U (en) * | 2018-11-28 | 2019-09-17 | 中国华冶科工集团有限公司 | Mobile building site carwash splashproof canopy |
| JP2020190105A (en) * | 2019-05-21 | 2020-11-26 | 鹿島建設株式会社 | Dust control device for down-the-hole hammer |
| CN110273417A (en) * | 2019-07-07 | 2019-09-24 | 韩少鹏 | A kind of architectural engineering cast-in-place pile construction method |
| CN212376612U (en) * | 2020-03-11 | 2021-01-19 | 深圳市工勘岩土集团有限公司 | Flap type orifice dust-proof device |
| CN212154697U (en) * | 2020-04-13 | 2020-12-15 | 中建三局集团有限公司 | Protective device for preventing slurry from splashing outwards in impact drilling construction |
| CN111927356A (en) * | 2020-09-25 | 2020-11-13 | 中国五冶集团有限公司 | Down-the-hole drill rotating rod with antifouling structure |
| CN214424457U (en) * | 2021-01-26 | 2021-10-19 | 中铁大桥局集团第六工程有限公司 | A mud anti-splash device for punching bored concrete pile construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030671A (en) * | 2022-06-16 | 2022-09-09 | 兰州理工大学 | Multifunctional adjustable protective cover and using method thereof |
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