CN114215524B - Corrugated steel shotcrete shaft support - Google Patents
Corrugated steel shotcrete shaft support Download PDFInfo
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- CN114215524B CN114215524B CN202111545652.XA CN202111545652A CN114215524B CN 114215524 B CN114215524 B CN 114215524B CN 202111545652 A CN202111545652 A CN 202111545652A CN 114215524 B CN114215524 B CN 114215524B
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- corrugated steel
- support
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- groove
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 109
- 239000010959 steel Substances 0.000 title claims abstract description 109
- 239000011378 shotcrete Substances 0.000 title claims abstract description 32
- 230000002787 reinforcement Effects 0.000 claims abstract description 20
- 239000004567 concrete Substances 0.000 claims abstract description 15
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 43
- 239000000725 suspension Substances 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 13
- 238000009412 basement excavation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D5/00—Lining shafts; Linings therefor
- E21D5/11—Lining shafts; Linings therefor with combinations of different materials, e.g. wood, metal, concrete
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D7/00—Shaft equipment, e.g. timbering within the shaft
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Wood Science & Technology (AREA)
- Revetment (AREA)
Abstract
The corrugated steel shotcrete shaft support relates to the technical field of corrugated steel shaft support, and aims to solve the problems that the existing operation is complex, the safety coefficient in the construction process is low, the concrete solidification speed is low, the shaft support is long in manufacturing time, the integral bearing capacity of the shaft is low, and the waterproof effect is poor; the vertical shaft comprises a top layer supporting part and a hanging stabilizing part arranged at the connecting end of the adjacent top layer supporting part, wherein the supporting end of the hanging stabilizing part is fixedly inserted into the ground at the upper end of the vertical shaft, the lower end part of the top layer supporting part is correspondingly clamped with a lower layer supporting part, the lower layer supporting parts are downwards and sequentially connected, and the adjacent lower layer supporting parts are fixedly connected in a sealing way through connecting pieces; the corrugated steel can be used as a template, can be assembled quickly, is high in construction speed, and can be used for spraying concrete after being assembled, so that the bearing capacity of the vertical shaft is further improved, the sprayed concrete has the characteristic of reinforcement, can be used for bearing quickly, is a good waterproof barrier, and can be used for guaranteeing the waterproof of the vertical shaft structure easily.
Description
Technical Field
The invention relates to the technical field of corrugated steel shaft support, in particular to corrugated steel shotcrete shaft support.
Background
Shaft, a well-like pipe with an upstanding wall, called a shaft, is actually a collapsible funnel. Square, elongated or irregularly circular above the planar profile. The strip shape develops along one set of joints, while the square or circular shape develops along two sets of joints. The walls of the well are steep and nearly vertical, sometimes with the surface of the underground river being visible from the shaft down.
The traditional shotcrete shaft support is that dig the shaft earlier, and the simple and easy protector of reuse carries out preliminary protection with the shaft, carries out the support of concrete again, and the operation is complicated like this, and factor of safety is low in the work progress, and the concrete solidification speed is slow moreover, causes the shaft to strut and makes time long, and the whole bearing capacity of shaft is low moreover, and the water-proof effects is poor.
To solve the above problems. For this purpose, a corrugated steel shotcrete shaft support is proposed.
Disclosure of Invention
The invention aims to provide a corrugated steel shotcrete shaft support, the depth of which exceeds a first ring is excavated, then an alignment slide block of one corrugated steel support plate is inserted into an alignment slide groove of the other corrugated steel support plate, at the moment, an engagement internal thread groove corresponds to an engagement external thread groove, then a processing plate is buckled between the initially connected corrugated steel support plates, finally a first support screw sequentially penetrates through the engagement internal thread groove and the engagement external thread groove and is driven into a shaft wall to complete initial support installation, the assembly of the corrugated steel support plates of the first ring is completed, a first reinforcement component and a second reinforcement component without a third support screw are opened to 90 degrees, then the second support screw and the third support screw are sequentially driven into the ground to complete the fixed connection between a suspension fixing component and the ground, and then the lower end of the suspension fixing component is installed on a top support component, the upper end of the hanging stabilizing component is arranged on the ground, then excavation is continued, a second ring is excavated, when the next layer of support is arranged, a slot formed in a single corrugated steel support plate is sleeved into the outer side of the automatic locking component, after the corrugated steel support plate at the lower end is almost jointed with the corrugated steel support plate at the upper end, the corrugated steel support plate at the lower end is continuously pressed and pushed, at the moment, the corrugated steel support plate pushes a pushing column, the pushing column further pushes an expansion column, at the moment, the expansion column pushes a first clamping block and a second clamping block to extend outwards, finally, a hammer is used for continuously knocking the corrugated steel support plate, at the moment, the expansion column is pushed to be low, the first clamping block and the second clamping block are inserted into the clamping groove, the connection of the longitudinal corrugated steel support plate is completed, after corrugated steel with the height of each 2-3 rings is arranged in place, concrete is sprayed once, and the like, the installation of the whole shaft support is completed, and the problems in the background technology can be solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the corrugated steel shotcrete shaft support comprises a plurality of top layer support components and suspension stabilizing components arranged at the connecting ends of the adjacent top layer support components, wherein the supporting ends of the suspension stabilizing components are fixedly inserted into the ground at the upper ends of the shafts and used for providing main traction supporting force for the whole concrete shaft support, the lower end parts of the top layer support components are correspondingly clamped with lower layer support components, the lower layer support components are downwards connected in sequence and used for supporting the whole shaft, the adjacent lower layer support components are fixedly connected in a sealing way through connecting pieces, the stability of the lower layer support components after the whole columnar shaft is formed, and the outer side surfaces of the top layer support components and the lower layer support components are attached to the shaft;
the top layer supporting component and the lower layer supporting component have the same structural composition, the top layer supporting component comprises corrugated steel supporting plates and automatic locking components arranged at the lower ends of the corrugated steel supporting plates, two automatic locking components are symmetrically arranged at the lower ends of the corrugated steel supporting plates and are matched with slots formed in the upper ends of the other corrugated steel supporting plates, the corrugated steel supporting plates of the top layer supporting component are connected with the corrugated steel supporting plates of the lower layer supporting component through the automatic locking components, concrete is sprayed on the spliced corrugated steel supporting plates, and then the whole corrugated steel-concrete shaft support is formed;
the suspension stabilizing component comprises a connecting block and a reinforcing member arranged in the direction of the connecting block towards the inner side of the vertical shaft, the connecting block is reversed towards the outer side of the vertical shaft, and one end parallel to the ground is provided with a suspension fixing component.
Further, the transverse one end of ripple steel backplate is provided with counterpoint slider, and counterpoint slider is T font structure, and the transverse other end of ripple steel backplate is provided with counterpoint spout, counterpoint slider and counterpoint spout assorted for transversely carrying out preliminary concatenation to adjacent top layer support part.
Further, the connecting internal thread groove is formed in one end of the corrugated steel support plate, which is located on the alignment sliding block, and the connecting external thread groove is formed in one end of the corrugated steel support plate, which is located on the alignment sliding groove, and when the alignment sliding block is matched with the alignment sliding groove, the connecting internal thread groove corresponds to the connecting external thread groove.
Further, the reinforcement is the same with connecting piece structure constitution, and the reinforcement includes processing board and sets up the first supporting screw on processing board, and first supporting screw is provided with a plurality ofly, and first supporting screw in proper order with link up the internal thread groove and link up the external thread groove screw thread and match to in penetrating corrugated steel backplate and driving into the shaft wall.
Further, hang fixed subassembly including with the perpendicular center piece of joint piece and set up the inboard first reinforcing component and the second reinforcing component of folding groove of seting up at the center piece, the one end screw thread that the joint piece was kept away from to the center piece runs through and is provided with the second support screw, and the ground is beaten into to the second support screw thread, and first reinforcing component and second reinforcing component pass through connecting pin swing joint, and first reinforcing component and second reinforcing component are the contained angle of opening at maximum for 90, constitute the triangle state with the center piece.
Further, the first reinforcing component and the second reinforcing component have the same structure, the first reinforcing component comprises a rotating rod and a third supporting screw arranged at one end of the rotating rod far away from the connecting pin, and the third supporting screw is also driven into the ground.
Further, the width of the folding groove is equal to the width of the rotating rod, the thickness of the folding groove is slightly larger than twice the thickness of the rotating rod, a first penetrating thread groove is formed in one end, close to the third supporting screw, of the rotating rod, and a second penetrating thread groove is formed in one end, close to the second supporting screw, of the center block.
Further, the automatic locking assembly comprises a mounting column and a driving piece arranged on the inner side of the outer end of the mounting column, a clamping piece is arranged on the mounting column on the outer side of the driving piece, and two ends of the clamping piece extend out of the mounting column.
Further, the buckle piece comprises a reset spring, a first clamping block and a second clamping block, wherein the first clamping block and the second clamping block are arranged at two ends of the reset spring, the first clamping block and the second clamping block are symmetrical with each other about the middle of the mounting column, the corrugated steel support plate at the inner side of the slot is further provided with a clamping groove, and the clamping groove is matched with the first clamping block and the second clamping block.
Further, the driving piece comprises a pushing column and an expansion column arranged at one end of the pushing column, the diameter of the expansion column is smaller than the mounting groove formed in the inner side of the mounting column, and the other end of the expansion column is provided with a movable groove.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the corrugated steel shotcrete shaft support, the counterpoint slide block of one corrugated steel support plate is inserted into the counterpoint slide groove of the other corrugated steel support plate, the connecting inner thread groove corresponds to the connecting outer thread groove at the moment, then the processing plate is buckled between the initially connected corrugated steel support plates, finally the first support screw sequentially penetrates through the connecting inner thread groove and the connecting outer thread groove and is driven into the shaft wall, initial support installation is completed, transverse connection compactness is high, sealing and waterproof effects are good, corrugated steel can be used as a template, rapid assembly can be achieved, and construction speed is high.
2. According to the corrugated steel shotcrete shaft support, the first reinforcing component and the second reinforcing component are movably connected through the connecting pin, the maximum opening included angle of the first reinforcing component and the second reinforcing component is 90 degrees, and the first reinforcing component and the second reinforcing component form a triangular state with the center block, so that the ground grabbing force of the suspension fixing component is improved.
3. After the reinforcement is installed, the first reinforcement component and the second reinforcement component without the third support screw are opened to 90 degrees, then the second support screw and the third support screw are driven into the ground in sequence, the fixed connection between the suspension fixing component and the ground is completed, the support of the first layer is stably installed, the whole installation is simple and convenient, the whole installation is integrated, and the whole stability of the whole shaft support is ensured.
4. When the lower layer of support is installed, the slot formed by a single corrugated steel support plate is sleeved outside the automatic locking assembly, after the corrugated steel support plate at the lower end is almost attached to the corrugated steel support plate at the upper end, the lower corrugated steel support plate is continuously pressed and pushed, at the moment, the corrugated steel support plate pushes the pushing column, the pushing column further pushes the expansion column, at the moment, the expansion column pushes the first clamping block and the second clamping block to extend outwards, and finally, the hammer is used for continuously knocking the corrugated steel support plate, at the moment, the expansion column can push to be low, the first clamping block and the second clamping block are inserted into the clamping groove, the connection of the longitudinal corrugated steel support plate is completed, and the like.
Drawings
FIG. 1 is a schematic diagram of the overall top plan view of a corrugated steel shotcrete shaft support of the present invention;
FIG. 2 is a schematic view of a partially installed perspective view of a shotcrete shaft support of the present invention;
FIG. 3 is a schematic perspective view of a corrugated steel support plate of the invention for supporting a corrugated steel shotcrete shaft;
FIG. 4 is a schematic perspective view of a suspended stabilizing member of the inventive corrugated steel shotcrete shaft support;
FIG. 5 is a schematic view showing an expanded perspective structure of a suspension fixing assembly of the shotcrete shaft support of the present invention;
FIG. 6 is a schematic perspective view of an auto-lock assembly of a shotcrete shaft support of the present invention;
FIG. 7 is a schematic perspective view of a driving member of the shotcrete shaft support of the present invention;
FIG. 8 is a schematic top plan view of a fastener for a shotcrete shaft support of the present invention;
fig. 9 is a schematic plan view showing the connection state of the automatic locking assembly of the corrugated steel shotcrete shaft support according to the present invention.
In the figure: 1. a top layer support member; 11. a corrugated steel support plate; 111. aligning the sliding block; 112. aligning the sliding groove; 113. connecting the internal thread groove; 114. connecting the external thread groove; 12. an automatic locking assembly; 121. a mounting column; 122. a driving member; 1221. pushing the column; 1222. an expansion column; 1223. a movable groove; 123. a clip; 1231. a return spring; 1232. a first clamping block; 1233. a second clamping block; 13. a slot; 131. A clamping groove; 2. suspending the stabilizing member; 21. a joint block; 22. a reinforcement; 221. processing a plate; 222. a first support screw; 23. a suspension fixing assembly; 231. a center block; 2311. a folding groove; 2312. a second support screw; 2313. a second through thread groove; 232. a first reinforcement assembly; 2321. a rotating lever; 2322. A third support screw; 2323. a first through-going thread groove; 233. a second reinforcement assembly; 234. a connecting pin; 3. a lower layer support member; 4. and a connecting piece.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the corrugated steel shotcrete shaft support comprises a plurality of top layer support parts 1 and a suspension stabilizing part 2 arranged at the connecting end of the adjacent top layer support parts 1, wherein the supporting end of the suspension stabilizing part 2 is fixedly inserted into the ground at the upper end of the shaft, the main traction supporting force is provided for the whole concrete shaft support, the mounted concrete shaft support is ensured not to loosen, the lower end part of the top layer support part 1 is correspondingly clamped with a lower layer support part 3, the lower layer support parts 3 are downwards connected in sequence and are used for supporting the whole shaft, the adjacent lower layer support parts 3 are fixedly connected in a sealing way through connecting pieces 4, the stability of the lower layer support parts 3 after the whole columnar shaft is ensured, and the outer side surfaces of the top layer support parts 1 and the lower layer support parts 3 are attached to the shaft.
Referring to fig. 3, in the support of the corrugated steel shotcrete shaft, the top layer support part 1 and the lower layer support part 3 have the same structural composition, the top layer support part 1 comprises a corrugated steel support plate 11 and automatic locking components 12 arranged at the lower end part of the corrugated steel support plate 11, two automatic locking components 12 are symmetrically arranged at the lower end of the corrugated steel support plate 11, and the automatic locking components 12 are matched with slots 13 formed at the upper end of another corrugated steel support plate 11.
The transverse one end of ripple steel backplate 11 is provided with counterpoint slider 111, and counterpoint slider 111 is T font structure, and the transverse other end of ripple steel backplate 11 is provided with counterpoint spout 112, counterpoint slider 111 and counterpoint spout 112 assorted for the preliminary concatenation is carried out to horizontal adjacent top layer support part 1, and plays certain sealed effect.
The corrugated steel support plate 11 is located one end of the alignment sliding block 111 and is provided with a connecting internal thread groove 113, one end of the corrugated steel support plate 11 located the alignment sliding groove 112 is provided with a connecting external thread groove 114, and when the alignment sliding block 111 is matched with the alignment sliding groove 112, the connecting internal thread groove 113 corresponds to the connecting external thread groove 114.
Referring to fig. 4, the suspended stabilizing member 2 includes a joint block 21 and a reinforcement 22 disposed at the joint block 21 in a direction toward the inner side of the shaft for connecting adjacent top-layer supporting members 1, the joint block 21 is reversed toward the outer side of the shaft, and one end parallel to the ground is provided with a suspended fixing assembly 23 for providing the reinforcement 22 with a stable upward traction force, thereby improving the stability of the whole support.
The reinforcement 22 is the same with the connecting piece 4 structure constitution, and the reinforcement 22 includes processing board 221 and sets up the first supporting screw 222 on processing board 221, and first supporting screw 222 is provided with a plurality ofly, and first supporting screw 222 in proper order with link up internal thread groove 113 and link up external thread groove 114 screw-thread matching to run through corrugated steel backplate 11 and squeeze into the shaft wall into for stable connection transversely adjacent corrugated steel backplate 11, initially improves the stability of whole support.
Specifically, insert the counterpoint slider 111 of one of them ripple steel backplate 11 inside the counterpoint spout 112 of another ripple steel backplate 11, it is corresponding with linking external screw thread groove 114 to link up internal screw thread groove 113 this moment, then buckle processing board 221 between preliminary connected ripple steel backplate 11, last with first support screw 222 run through linking internal screw thread groove 113 in proper order with link up external screw thread groove 114, and in driving into the shaft wall, accomplish preliminary support installation, lateral connection compactness is high, sealed water-proof effects is good, the ripple steel can be used as the template concurrently in addition, can assemble fast, construction speed is fast.
Referring to fig. 5, the suspension fixing assembly 23 includes a central block 231 perpendicular to the joint block 21, and a first reinforcing assembly 232 and a second reinforcing assembly 233 disposed inside a folding groove 2311 formed in the central block 231, one end of the central block 231 far from the joint block 21 is threaded through and provided with a second supporting screw 2312, the second supporting screw 2312 is threaded into the ground, the first reinforcing assembly 232 and the second reinforcing assembly 233 are movably connected through a connecting pin 234, and the first reinforcing assembly 232 and the second reinforcing assembly 233 have a maximum opening angle of 90 ° and form a triangular state with the central block 231, thereby improving the grip of the suspension fixing assembly 23.
The first reinforcing component 232 and the second reinforcing component 233 have the same structural composition, the first reinforcing component 232 comprises a rotating rod 2321 and a third supporting screw 2322 arranged at one end of the rotating rod 2321 far away from the connecting pin 234, and the third supporting screw 2322 is driven into the ground, so that the ground grabbing effect is improved.
The width of the folding groove 2311 is equal to the width of the rotating rod 2321, the thickness of the folding groove 2311 is slightly larger than twice the thickness of the rotating rod 2321, the first reinforcing component 232 and the second reinforcing component 233 are folded into the center block 231 conveniently, a first penetrating thread groove 2323 is formed in one end, close to the third supporting screw 2322, of the rotating rod 2321, a second penetrating thread groove 2313 is formed in one end, close to the second supporting screw 2312, of the center block 231, after the first reinforcing component 232 and the second reinforcing component 233 are folded and contracted, the first penetrating thread groove 2323 corresponds to the second penetrating thread groove 2313, threads of the third supporting screw 2322 penetrate through the first penetrating thread groove 2323 and the second penetrating thread groove 2313, and the integral shrinkage of the hanging fixing component 23 is completed, and the hanging fixing component 23 is convenient to carry and arrange.
Specifically, after the reinforcement 22 is installed, the first reinforcing component 232 and the second reinforcing component 233, from which the third supporting screw 2322 is removed, are opened to 90 °, and then the second supporting screw 2312 and the third supporting screw 2322 are sequentially driven into the ground, so that the fixed connection between the suspension fixing component 23 and the ground is completed, and at this time, the first layer of support is stably installed, the whole installation is simple and convenient, and the whole installation is integrated, so that the whole stability of the whole shaft support is ensured.
Referring to fig. 6, the automatic locking assembly 12 includes a mounting column 121 and a driving member 122 disposed at the inner side of the outer end of the mounting column 121, a locking member 123 is disposed on the mounting column 121 located at the outer side of the driving member 122, and two ends of the locking member 123 extend out of the mounting column 121.
Referring to fig. 7, the corrugated steel shotcrete shaft support, the fastening member 123 includes a return spring 1231, and a first clamping block 1232 and a second clamping block 1233 disposed at two ends of the return spring 1231, the first clamping block 1232 and the second clamping block 1233 are symmetrical about the middle of the mounting post 121, the corrugated steel support plate 11 inside the slot 13 is further provided with a fastening slot 131, and the fastening slot 131 is matched with the first clamping block 1232 and the second clamping block 1233.
Referring to fig. 8-9, the driving member 122 includes a pushing column 1221 and an extension column 1222 disposed at one end of the pushing column 1221, the diameter of the extension column 1222 is slightly smaller than the installation groove formed at the inner side of the installation column 121, and a movable groove 1223 is formed at the other end of the extension column 1222, so that the return spring 1231 has a certain movable space.
Specifically, when the next layer of support is installed, the slot 13 formed by the single corrugated steel support plate 11 is sleeved into the outer side of the automatic locking assembly 12, after the corrugated steel support plate 11 at the lower end is almost attached to the corrugated steel support plate 11 at the upper end, the lower corrugated steel support plate 11 is continuously pressed and pushed, at this time, the corrugated steel support plate 11 pushes the pushing column 1221, the pushing column 1221 further pushes the expansion column 1222, at this time, the expansion column 1222 pushes the first clamping block 1232 and the second clamping block 1233 to extend outwards, finally, the corrugated steel support plate 11 is continuously knocked by using a hammer, at this time, the expansion column 1222 can push to be low, the first clamping block 1232 and the second clamping block 1233 are inserted into the clamping slot 131, the connection of the longitudinal corrugated steel support plate 11 is completed, and the support installation can be performed from top to bottom in a similar manner, the construction is safer, the transverse connection tightness is high, and the sealing waterproof effect is good.
Working principle: the depth of the first ring is exceeded by excavation, then the aligning slide block 111 of one corrugated steel support plate 11 is inserted into the aligning slide groove 112 of the other corrugated steel support plate 11, at the moment, the connecting inner thread groove 113 corresponds to the connecting outer thread groove 114, then the processing plate 221 is buckled between the initially connected corrugated steel support plates 11, finally the first support screw 222 sequentially penetrates through the connecting inner thread groove 113 and the connecting outer thread groove 114 and is driven into a vertical well wall to complete initial support installation, the assembly of the corrugated steel support plates 11 of the first ring is completed, the first reinforcing component 232 and the second reinforcing component 233 without the third support screw 2322 are opened to 90 degrees, then the second support screw 2312 and the third support screw 2322 are sequentially driven into the ground to complete fixed connection between the suspension fixing component 23 and the ground, and then the lower end of the suspension fixing component 2 is installed on the top layer support component 1, and the upper end of the hanging stabilizing component 2 is arranged on the ground, then excavation is continued, a second ring is excavated, when the next layer of support is arranged, a slot 13 formed by a single corrugated steel support plate 11 is sleeved outside the automatic locking component 12, after the corrugated steel support plate 11 at the lower end is almost jointed with the corrugated steel support plate 11 at the upper end, the lower corrugated steel support plate 11 is continuously pressed and pushed, at the moment, the corrugated steel support plate 11 pushes a pushing column 1221, the pushing column 1221 further pushes an expansion column 1222, at the moment, the expansion column 1222 pushes a first clamping block 1232 and a second clamping block 1233 to extend outwards, finally, a hammer is used for continuously knocking the corrugated steel support plate 11, at the moment, the expansion column 1222 is pushed to be low, the first clamping block 1232 and the second clamping block 1233 are inserted into the clamping groove 131, the connection of the longitudinal corrugated steel support plate 11 is completed, and after corrugated steel with the height of every 2-3 rings is arranged in place, and spraying concrete once, and the like, so as to complete the installation of the whole shaft support.
It is noted that 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. Moreover, 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.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should be covered by the protection scope of the present invention by making equivalents and modifications to the technical solution and the inventive concept thereof.
Claims (10)
1. The corrugated steel shotcrete shaft support comprises a plurality of top layer support components (1) and suspension stabilizing components (2) arranged at the connecting ends of the adjacent top layer support components (1), and is characterized in that the supporting ends of the suspension stabilizing components (2) are fixedly inserted into the ground at the upper ends of the shafts and used for providing main traction supporting force for the whole concrete shaft support, the lower end parts of the top layer support components (1) are correspondingly clamped with lower layer support components (3), the lower layer support components (3) are downwards connected in sequence and used for supporting the whole shaft, the adjacent lower layer support components (3) are fixedly connected in a sealing mode through connecting pieces (4), stability after the lower layer support components (3) form the whole columnar shaft is guaranteed, and the outer side surfaces of the top layer support components (1) and the lower layer support components (3) are attached to the shafts;
the top layer supporting component (1) and the lower layer supporting component (3) are identical in structural composition, the top layer supporting component (1) comprises a corrugated steel supporting plate (11) and automatic locking components (12) arranged at the lower end part of the corrugated steel supporting plate (11), two automatic locking components (12) are symmetrically arranged at the lower end of the corrugated steel supporting plate (11), the automatic locking components (12) are matched with slots (13) formed in the upper end of the other corrugated steel supporting plate (11), the corrugated steel supporting plate (11) of the top layer supporting component (1) is connected with the corrugated steel supporting plate (11) of the lower layer supporting component (3) through the automatic locking components (12), concrete is sprayed on the spliced corrugated steel supporting plate (11), and then the whole corrugated steel-concrete shaft supporting is formed;
the hanging and stabilizing component (2) comprises a connecting block (21) and a reinforcing member (22) arranged in the direction of the connecting block (21) towards the inner side of the vertical shaft, the connecting block (21) is opposite to the outer side of the vertical shaft, one end parallel to the ground is provided with a hanging and fixing assembly (23), the hanging and fixing assembly (23) is inserted into the ground at the upper end of the vertical shaft, the reinforcing member (22) comprises a machining plate (221) and a first supporting screw (222) arranged on the machining plate (221), and the first supporting screw (222) penetrates through a corrugated steel supporting plate (11) to be driven into the vertical shaft wall.
2. The corrugated steel shotcrete shaft support according to claim 1, characterized in that one transverse end of the corrugated steel support plate (11) is provided with an alignment slide block (111), the alignment slide block (111) is of a T-shaped structure, the other transverse end of the corrugated steel support plate (11) is provided with an alignment slide groove (112), and the alignment slide block (111) is matched with the alignment slide groove (112) for performing preliminary splicing on adjacent top layer support parts (1) transversely.
3. The corrugated steel shotcrete shaft support according to claim 2, wherein the corrugated steel support plate (11) is located one end of the alignment slide block (111) and is provided with a connecting internal thread groove (113), the corrugated steel support plate (11) is located one end of the alignment slide groove (112) and is provided with a connecting external thread groove (114), when the alignment slide block (111) is matched with the alignment slide groove (112), the connecting internal thread groove (113) corresponds to the connecting external thread groove (114), the first support screw (222) is provided with a plurality of first support screws (222), and the first support screw (222) is sequentially matched with the connecting internal thread groove (113) and the connecting external thread groove (114) in a threaded manner.
4. A corrugated steel shotcrete shaft support according to claim 3, characterized in that the reinforcement (22) is structurally identical to the connection piece (4).
5. The shotcrete shaft support according to claim 4, wherein the suspension fixing assembly (23) comprises a central block (231) perpendicular to the joint block (21), and a first reinforcing assembly (232) and a second reinforcing assembly (233) which are arranged on the inner side of a folding groove (2311) formed in the central block (231), a second supporting screw (2312) is arranged at one end of the central block (231) far away from the joint block (21) in a threaded penetrating manner, the second supporting screw (2312) is driven into the ground in a threaded manner, the first reinforcing assembly (232) and the second reinforcing assembly (233) are movably connected through a connecting pin (234), and a maximum opening included angle between the first reinforcing assembly (232) and the second reinforcing assembly (233) is 90 degrees, and the first reinforcing assembly and the second reinforcing assembly (233) form a triangular state with the central block (231).
6. The shotcrete shaft support according to claim 5, wherein the first reinforcement member (232) and the second reinforcement member (233) are identical in structural composition, the first reinforcement member (232) comprising a rotatable shaft (2321) and a third support screw (2322) disposed at an end of the rotatable shaft (2321) remote from the connecting pin (234), the third support screw (2322) also being driven into the ground.
7. The concrete shaft support of claim 6, wherein the width of the folding groove (2311) is equal to the width of the rotating rod (2321), the thickness of the folding groove (2311) is slightly greater than twice the thickness of the rotating rod (2321), a first through thread groove (2323) is formed at one end of the rotating rod (2321) close to the third support screw (2322), and a second through thread groove (2313) is formed at one end of the central block (231) close to the second support screw (2312).
8. The shotcrete shaft support according to claim 7, wherein the automatic locking assembly (12) comprises a mounting column (121) and a driving member (122) arranged on the inner side of the outer end of the mounting column (121), a clamping piece (123) is arranged on the mounting column (121) positioned on the outer side of the driving member (122), and two ends of the clamping piece (123) extend out of the mounting column (121).
9. The corrugated steel shotcrete shaft support according to claim 8, wherein the clamping member (123) comprises a return spring (1231) and a first clamping block (1232) and a second clamping block (1233) which are arranged at two ends of the return spring (1231), the first clamping block (1232) and the second clamping block (1233) are symmetrical with respect to the middle part of the mounting column (121), the corrugated steel support plate (11) at the inner side of the slot (13) is further provided with a clamping groove (131), and the clamping groove (131) is matched with the first clamping block (1232) and the second clamping block (1233).
10. The shotcrete shaft support according to claim 9, wherein the driving member (122) comprises a pushing column (1221) and an expansion column (1222) arranged at one end of the pushing column (1221), the diameter of the expansion column (1222) is smaller than the mounting groove formed at the inner side of the mounting column (121), and the other end of the expansion column (1222) is provided with a movable groove (1223).
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| CN202111545652.XA CN114215524B (en) | 2021-12-16 | 2021-12-16 | Corrugated steel shotcrete shaft support |
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| CN202111545652.XA CN114215524B (en) | 2021-12-16 | 2021-12-16 | Corrugated steel shotcrete shaft support |
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