CN111058870A - Indirect continuous grouting device for actively controlling disaster - Google Patents
Indirect continuous grouting device for actively controlling disaster Download PDFInfo
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- CN111058870A CN111058870A CN202010014299.1A CN202010014299A CN111058870A CN 111058870 A CN111058870 A CN 111058870A CN 202010014299 A CN202010014299 A CN 202010014299A CN 111058870 A CN111058870 A CN 111058870A
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- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000007569 slipcasting Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mobile Radio Communication Systems (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses an indirect continuous grouting device for active disaster control, which comprises an adjusting and supporting mechanism and mobile positioning mechanisms uniformly distributed around the bottom of the adjusting and supporting mechanism. The supporting top plate is fixedly connected with the periphery of the bottom of the grouting equipment through the bolts, the telescopic connecting pieces at two ends of the supporting cross beam can be telescopically adjusted according to the lengths of different grouting equipment, the positioning plug-in units are used for limiting and fixing, the telescopic connecting pieces and the supporting longitudinal beams can be telescopically adjusted according to the widths of different grouting equipment, and the telescopic connecting pieces and the supporting longitudinal beams are clamped through the first limiting bulges; the combination of the outer supporting spring and the inner supporting spring can be used for carrying out effective buffering supporting protection in the moving supporting process of the grouting equipment, the equipment can be stably fixed by downwards adjusting the fixing plug-in and inserting the fixing plug-in into the ground, meanwhile, the influence caused by vibration is effectively offset in the using process of the grouting equipment, the service life is effectively prolonged, and the normal completion of grouting is ensured.
Description
Technical Field
The invention belongs to the field of disaster prevention and reduction coal mining, and particularly relates to an indirect continuous grouting device for active disaster control.
Background
At present, on the basis of an 'active' disaster control mode, reasonable design and scientific optimization of key drilling holes are key factors influencing treatment effects. The key drill holes are the key drill holes, and a great number of drill holes are drilled in the traditional grouting method, but only a small part of the key drill holes are the key drill holes which are used for disclosing the conduction crack and play a main role in the process of grouting water plugging and surrounding rock reinforcement. The key drilling hole grouting method comprises the following steps: firstly, after systematic hydrogeology detection is carried out on a mining area, drilling positions need to be selected in a targeted mode according to detection results, and finally, slurry-water proportion is allocated according to factors such as the hole diameter, the depth and the influence range of drilling holes, so that effective scientific grouting is carried out. Meanwhile, dynamic monitoring is carried out in the grouting process, factors such as deformation of surrounding rock, water pressure and the like are constantly paid attention to, reasonable and effective grouting is achieved through real-time adjustment, and the optimal plugging and reinforcing effects are achieved. In the process of grouting the key hole, reasonable and effective grouting needs to be carried out by repeatedly using grouting equipment, but the grouting equipment needs to be repeatedly moved and fixed in the using process, so that how to effectively guarantee the service life of the grouting equipment becomes a technical problem to be solved urgently.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides an indirect continuous grouting device for actively controlling disasters.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
an indirect continuous grouting device for active disaster control comprises an adjusting and supporting mechanism and mobile positioning mechanisms uniformly distributed around the bottom of the adjusting and supporting mechanism;
the adjusting and supporting mechanism comprises two supporting cross beams which are distributed in parallel from front to back, telescopic connecting pieces are symmetrically arranged at the left end and the right end of each supporting cross beam, a supporting longitudinal beam is arranged between the front telescopic connecting piece and the rear telescopic connecting piece, and the telescopic connecting pieces are connected with the supporting cross beams through positioning plug-ins;
two end faces of the supporting beam are symmetrically provided with first telescopic connecting grooves, and two ends of each first telescopic connecting groove are symmetrically provided with positioning jacks; a second telescopic connecting groove penetrates through the middle of the supporting longitudinal beam, and adjusting limiting grooves are uniformly distributed on two sides of the second telescopic connecting groove along the linear direction; the telescopic connecting piece comprises a supporting base station and a fixed perforation arranged in the center of the supporting base station, telescopic connecting strips matched with the first telescopic connecting grooves are arranged on the left side and the right side of the supporting base station, positioning perforations corresponding to the positioning jacks are uniformly distributed in the middles of the telescopic connecting strips along the linear direction, two first elastic connecting strips are arranged on the front side and the rear side of the supporting base station, and first limiting bulges matched with the adjusting limiting grooves are arranged at the tail ends of the first elastic connecting strips; the positioning plug-in comprises an outer positioning block and two second elastic connecting strips symmetrically arranged at the inner end of the outer positioning block, and the tail ends of the second elastic connecting strips are provided with second limiting bulges;
the movable positioning mechanism comprises a supporting top seat, a limiting connecting seat, a limiting clamping piece, a supporting base and a universal wheel which are sequentially installed and connected from top to bottom, fixed plug-ins are uniformly distributed on the periphery of the supporting base, outer supporting springs are uniformly distributed on the outer side of the limiting connecting seat, and inner supporting springs are installed inside the limiting connecting seat;
the supporting top seat comprises a fixing stud matched with the fixing through hole, and a supporting top plate is arranged at the top end of the fixing stud; the limiting connecting seat comprises a limiting connecting plate and a guiding connecting cylinder vertically arranged in the center of the bottom of the limiting connecting plate, an internal thread limiting sleeve matched with the fixed stud is arranged at the top of the limiting connecting plate, positioning bulges connected with the top end of the outer supporting spring are uniformly distributed at the edge of the bottom of the limiting connecting plate, and sliding limiting grooves are uniformly distributed in the guiding connecting cylinder;
the limiting clamping piece comprises a limiting clamping sleeve fixedly connected with the bottom end of the guide connecting cylinder, and an annular bulge is arranged at the bottom end of the limiting clamping sleeve; the supporting base comprises a supporting bottom plate and adjusting lugs which are uniformly distributed on the periphery of the supporting bottom plate, a fixed adjusting screw hole is vertically formed in the center of each adjusting lug, a supporting upright post is vertically arranged in the center of the supporting bottom plate, the supporting upright post penetrates through a limiting clamping sleeve and is provided with a sliding connecting block matched with the guide connecting cylinder, and sliding connecting bulges matched with a sliding limiting groove are uniformly distributed on the periphery of the sliding connecting block; spring clamping grooves connected with the bottom ends of the outer supporting springs are uniformly distributed on the edge of the surface of the supporting bottom plate; two ends of the inner support spring are respectively connected with the sliding connecting block and the limiting connecting plate in a contact manner;
the fixed plug-in components include with fixed regulation screw matched with fixed regulation double-screw bolt, fixed regulation double-screw bolt bottom is equipped with the toper plug, fixed regulation double-screw bolt top is equipped with rotatory regulating block.
Further, the bottom end of the guide connecting cylinder is connected with the limiting clamping sleeve through threads.
Furthermore, sliding fit is adopted between the supporting upright post and the limiting clamping sleeve.
Furthermore, the top of the internal thread limiting sleeve is connected with the bottom surface of the supporting base station in a close contact manner.
The invention has the beneficial effects that:
the supporting top plate is fixedly connected with the periphery of the bottom of the grouting equipment through the bolts, the telescopic connecting pieces at two ends of the supporting cross beam can be telescopically adjusted according to the lengths of different grouting equipment, the positioning plug-in units are used for limiting and fixing, the telescopic connecting pieces and the supporting longitudinal beams can be telescopically adjusted according to the widths of different grouting equipment, and the telescopic connecting pieces and the supporting longitudinal beams are clamped through the first limiting bulges; the combination of the outer supporting spring and the inner supporting spring can be used for carrying out effective buffering supporting protection in the moving supporting process of the grouting equipment, the equipment can be stably fixed by downwards adjusting the fixing plug-in and inserting the fixing plug-in into the ground, meanwhile, the influence caused by vibration is effectively offset in the using process of the grouting equipment, the service life is effectively prolonged, and the normal completion of grouting is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a portion of the present invention;
FIG. 3 is an exploded view of a portion of the structure of the present invention;
FIG. 4 is a schematic view of a partial structure of the present invention;
FIG. 5 is an exploded view of a portion of the structure of the present invention;
FIG. 6 is an exploded view of a portion of the structure of the present invention;
FIG. 7 is an exploded view of a portion of the structure of the present invention;
fig. 8 is a partial structural schematic diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
As shown in fig. 1, the indirect continuous grouting device for active disaster control comprises an adjusting and supporting mechanism 1 and mobile positioning mechanisms 2 uniformly distributed around the bottom of the adjusting and supporting mechanism 1;
as shown in fig. 2, the adjusting and supporting mechanism 1 includes two supporting beams 11 distributed in parallel in the front and back direction, telescopic connecting pieces 12 are symmetrically installed at the left and right ends of the supporting beams 11, a supporting longitudinal beam 13 is installed between the two front and back telescopic connecting pieces 12, and the telescopic connecting pieces 12 are connected with the supporting beams 11 through positioning plug-ins 14;
as shown in fig. 3, two end faces of the supporting beam 11 are symmetrically provided with first telescopic connecting slots 111, and two ends of the first telescopic connecting slots 111 are symmetrically provided with positioning insertion holes 112; a second telescopic connecting groove 131 is arranged in the middle of the supporting longitudinal beam 13 in a penetrating manner, and adjusting limiting grooves 132 are uniformly distributed on two sides of the second telescopic connecting groove 131 along the linear direction; the telescopic connecting piece 12 comprises a supporting base station 121 and a fixed perforation 126 arranged in the center of the supporting base station 121, a telescopic connecting strip 122 matched with the first telescopic connecting groove 111 is arranged on the left side and the right side of the supporting base station 121, positioning perforations 123 corresponding to the positioning jacks 112 are uniformly distributed in the middle of the telescopic connecting strip 122 along the linear direction, two first elastic connecting strips 124 are arranged on the front side and the rear side of the supporting base station 121, and a first limiting bulge 125 matched with the adjusting limiting groove 132 is arranged at the tail end of each first elastic connecting strip 124; the positioning plug-in 14 includes an outer positioning block 141 and two second elastic connecting strips 142 symmetrically disposed at the inner end of the outer positioning block 141, and the tail end of the second elastic connecting strip 142 is provided with a second limiting protrusion 143;
as shown in fig. 4, the mobile positioning mechanism 2 comprises a supporting top seat 21, a limiting connecting seat 22, a limiting clamping piece 23, a supporting base 24 and a universal wheel 25 which are sequentially installed and connected from top to bottom, wherein fixed plug-ins 26 are uniformly distributed on the periphery of the supporting base 24, outer supporting springs 27 are uniformly distributed on the outer side of the limiting connecting seat 22, and inner supporting springs 28 are installed inside the limiting connecting seat 22;
as shown in fig. 5 and 6, the supporting top seat 21 includes a fixing stud 211 matched with the fixing through hole 126, and a supporting top plate 212 is disposed at the top end of the fixing stud 211; the limiting connecting seat 22 comprises a limiting connecting plate 221 and a guiding connecting cylinder 222 vertically arranged in the center of the bottom of the limiting connecting plate 221, an internal thread limiting sleeve 223 matched with the fixing stud 211 is arranged at the top of the limiting connecting plate 221, positioning protrusions 224 connected with the top end of the outer supporting spring 27 are uniformly distributed at the edge of the bottom of the limiting connecting plate 221, and sliding limiting grooves 225 are uniformly distributed in the guiding connecting cylinder 222;
as shown in fig. 7, the limiting clamping piece 23 comprises a limiting clamping sleeve 231 fixedly connected with the bottom end of the guide connecting cylinder 222, and the bottom end of the limiting clamping sleeve 231 is provided with an annular protrusion 232; the supporting base 24 comprises a supporting base plate 241 and adjusting lugs 242 uniformly distributed on the peripheral side of the supporting base plate 241, a fixed adjusting screw hole 243 is vertically arranged in the center of the adjusting lug 242, a supporting upright post 244 is vertically arranged in the center of the supporting base plate 241, the supporting upright post 244 is provided with a sliding connecting block 245 matched with the guiding connecting cylinder 222 after penetrating through the limiting clamping sleeve 231, and sliding connecting bulges 246 matched with the sliding limiting grooves 225 are uniformly distributed on the peripheral side of the sliding connecting block 245; spring clamping grooves 247 connected with the bottom ends of the outer supporting springs 27 are uniformly distributed on the edge of the surface of the supporting bottom plate 241; two ends of the inner support spring 28 are respectively connected with the sliding connecting block 245 and the limiting connecting plate 221 in a contact way;
as shown in fig. 8, the fixing insert 26 includes a fixing adjusting screw 261 engaged with the fixing adjusting screw hole 243, a tapered plug 262 is provided at a bottom end of the fixing adjusting screw 261, and a rotary adjusting block 263 is provided at a top end of the fixing adjusting screw 261.
The bottom end of the guide connecting cylinder 222 is connected with the limiting cutting sleeve 231 through threads, the supporting upright 244 is in sliding fit with the limiting cutting sleeve 231, and the top of the internal thread limiting sleeve 223 is connected with the bottom surface of the supporting base station 121 in a close contact manner.
When the grouting device is used specifically, the supporting top plate 212 is fixedly connected with the periphery of the bottom of the grouting device through bolts, the telescopic connecting pieces 12 at the two ends of the supporting cross beam 11 can be telescopically adjusted according to the lengths of different grouting devices and are limited and fixed through the positioning plug-in 14, the telescopic connecting pieces 12 and the supporting longitudinal beams 13 can be telescopically adjusted according to the widths of different grouting devices, and are clamped through the first limiting bulges 125; through the combination of outer supporting spring 27 and interior supporting spring 28 can carry out effectual buffering support protection in slip casting equipment's removal support process, can stabilize fixedly through down adjusting fixed plug-in components 26 and insert ground, effectively offset the influence that vibrations brought simultaneously in slip casting equipment's use, effectively improve life.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (4)
1. The utility model provides an indirectness lasts slip casting device for active disaster control which characterized in that: comprises an adjusting and supporting mechanism (1) and moving and positioning mechanisms (2) which are uniformly distributed on the periphery of the bottom of the adjusting and supporting mechanism (1);
the adjusting and supporting mechanism (1) comprises two supporting cross beams (11) which are distributed in parallel from front to back, telescopic connecting pieces (12) are symmetrically arranged at the left end and the right end of each supporting cross beam (11), a supporting longitudinal beam (13) is arranged between the two front and back telescopic connecting pieces (12), and the telescopic connecting pieces (12) are connected with the supporting cross beams (11) through positioning plug-ins (14);
two end surfaces of the supporting beam (11) are symmetrically provided with first telescopic connecting grooves (111), and two ends of each first telescopic connecting groove (111) are symmetrically provided with positioning insertion holes (112); a second telescopic connecting groove (131) penetrates through the middle of the supporting longitudinal beam (13), and adjusting limiting grooves (132) are uniformly distributed on two sides of the second telescopic connecting groove (131) along the linear direction; the telescopic connecting piece (12) comprises a supporting base station (121) and a fixed through hole (126) arranged in the center of the supporting base station (121), telescopic connecting strips (122) matched with the first telescopic connecting grooves (111) are arranged on the left side and the right side of the supporting base station (121), positioning through holes (123) corresponding to the positioning insertion holes (112) are uniformly distributed in the middle of the telescopic connecting strips (122) along the linear direction, two first elastic connecting strips (124) are arranged on the front side and the rear side of the supporting base station (121), and first limiting bulges (125) matched with the adjusting limiting grooves (132) are arranged at the tail ends of the first elastic connecting strips (124); the positioning plug-in (14) comprises an outer positioning block (141) and two second elastic connecting strips (142) symmetrically arranged at the inner end of the outer positioning block (141), and the tail ends of the second elastic connecting strips (142) are provided with second limiting bulges (143);
the mobile positioning mechanism (2) comprises a supporting top seat (21), a limiting connecting seat (22), a limiting clamping piece (23), a supporting base (24) and a universal wheel (25) which are sequentially installed and connected from top to bottom, fixed inserting pieces (26) are uniformly distributed on the periphery of the supporting base (24), outer supporting springs (27) are uniformly distributed on the outer side of the limiting connecting seat (22), and inner supporting springs (28) are installed inside the limiting connecting seat (22);
the supporting top seat (21) comprises a fixing stud (211) matched with the fixing through hole (126), and a supporting top plate (212) is arranged at the top end of the fixing stud (211); the limiting connecting seat (22) comprises a limiting connecting plate (221) and a guiding connecting cylinder (222) vertically arranged in the center of the bottom of the limiting connecting plate (221), an internal thread limiting sleeve (223) matched with the fixing stud (211) is arranged at the top of the limiting connecting plate (221), positioning bulges (224) connected with the top end of the outer supporting spring (27) are uniformly distributed on the edge of the bottom of the limiting connecting plate (221), and sliding limiting grooves (225) are uniformly distributed in the guiding connecting cylinder (222);
the limiting clamping piece (23) comprises a limiting clamping sleeve (231) fixedly connected with the bottom end of the guide connecting cylinder (222), and an annular bulge (232) is arranged at the bottom end of the limiting clamping sleeve (231); the supporting base (24) comprises a supporting base plate (241) and adjusting lugs (242) uniformly distributed on the peripheral side of the supporting base plate (241), a fixed adjusting screw hole (243) is vertically formed in the center of each adjusting lug (242), a supporting upright post (244) is vertically formed in the center of the supporting base plate (241), the supporting upright post (244) penetrates through a limiting clamping sleeve (231) to be provided with a sliding connecting block (245) matched with the guide connecting cylinder (222), and sliding connecting bulges (246) matched with the sliding limiting grooves (225) are uniformly distributed on the peripheral side of the sliding connecting block (245); spring clamping grooves (247) connected with the bottom ends of the outer supporting springs (27) are uniformly distributed on the edge of the surface of the supporting bottom plate (241); two ends of the inner support spring (28) are respectively connected with the sliding connecting block (245) and the limiting connecting plate (221) in a contact way;
the fixed plug-in components (26) include with fixed regulation screw hole (243) matched with fixed regulation double-screw bolt (261), fixed regulation double-screw bolt (261) bottom is equipped with toper plug (262), fixed regulation double-screw bolt (261) top is equipped with rotatory regulating block (263).
2. The indirect continuous grouting device for active disaster control according to claim 1, characterized in that: the bottom end of the guide connecting cylinder (222) is connected with the limiting clamping sleeve (231) through threads.
3. The indirect continuous grouting device for active disaster control according to claim 1, characterized in that: the supporting upright post (244) is in sliding fit with the limiting clamping sleeve (231).
4. The indirect continuous grouting device for active disaster control according to claim 1, characterized in that: the top of the internal thread stop collar (223) is closely contacted and connected with the bottom surface of the supporting base station (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010014299.1A CN111058870B (en) | 2020-01-07 | 2020-01-07 | Indirect continuous grouting device for active disaster control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010014299.1A CN111058870B (en) | 2020-01-07 | 2020-01-07 | Indirect continuous grouting device for active disaster control |
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| Publication Number | Publication Date |
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| CN111058870A true CN111058870A (en) | 2020-04-24 |
| CN111058870B CN111058870B (en) | 2024-05-24 |
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| CN202010014299.1A Active CN111058870B (en) | 2020-01-07 | 2020-01-07 | Indirect continuous grouting device for active disaster control |
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| CN209495686U (en) * | 2019-01-25 | 2019-10-15 | 彩虹（合肥）液晶玻璃有限公司 | A kind of larger machine components difference in level detection device |
| CN110083213A (en) * | 2019-03-21 | 2019-08-02 | 漯河医学高等专科学校 | A kind of detachable computer security management device and its management system |
| CN211524838U (en) * | 2020-01-07 | 2020-09-18 | 安徽建筑大学 | Indirect continuous grouting device for actively controlling disaster |
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