CN204965904U - Roof separation layer under stock anchor rope combined supporting surveys teaching device - Google Patents
Roof separation layer under stock anchor rope combined supporting surveys teaching device Download PDFInfo
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- CN204965904U CN204965904U CN201520694759.4U CN201520694759U CN204965904U CN 204965904 U CN204965904 U CN 204965904U CN 201520694759 U CN201520694759 U CN 201520694759U CN 204965904 U CN204965904 U CN 204965904U
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- rigid plastic
- steelframe
- module
- stratum module
- plastic stratum
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- 238000000926 separation method Methods 0.000 title abstract description 14
- 229920003023 plastic Polymers 0.000 claims abstract description 52
- 239000004033 plastic Substances 0.000 claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 230000032798 delamination Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 abstract description 5
- 238000004088 simulation Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 3
- 241001330002 Bambuseae Species 0.000 abstract 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 3
- 239000011425 bamboo Substances 0.000 abstract 3
- 239000011435 rock Substances 0.000 description 8
- 238000004873 anchoring Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model provides roof separation layer surveys the teaching device under the stock anchor rope combined supporting, mainly includes scalable stock, basic point anchor ware, sleeve pipe, an outer section of thick bamboo, an interior survey section of thick bamboo, steel strand wires, scalable anchor rope, the rigid plastic stratum module surveyed, link together through steel strand wires between the module of rigid plastic stratum, every rigid plastic stratum surface of the module scribbles normal stratum and packs the stratum that different lithology are expressed to the pattern, can remove mutually between the module of rigid plastic stratum, simulation absciss layer phenomenon, scalable stock and scalable anchor rope are installed in the module of rigid plastic stratum, in the roof separation layer appearance, an outer survey section of thick bamboo and sleeve pipe pass through steel strand wires and link to each other with rigid plastic stratum module and steelframe, reciprocating of rigid plastic stratum module is controlled to gear and steel strand wires through the stock handle is connected, demonstration roof separation layer's change process. This presentation device simple structure can fully demonstrate out stock anchor rope combined supporting's the mechanism and the theory of operation of roof separation layer appearance.
Description
Technical field
The utility model relates to a kind of roof delamination observation instructional device and method, and especially a kind of roof delamination be applicable under Bolt-rope Support observes instructional device and method.
Background technology
In the roadway support of China, generally adopt the mode of Bolt-rope Support, the effect of anchor pole is superficial part country rock around immediate support and reinforced roadway, improves integrated carrying ability and the self stability of country rock.By applying pretightning force to anchor cable, the supporting intensity of bolt supporting can be improved further, failure and deformation of surrounding rocks is controlled; When the damage envelope of country rock exceedes the anchorage length of anchor pole, by the suspension function of pretightning force anchor cable, the rock loosened by top board is suspended in stable rock stratum, deep, prevents top board inbreak out of control.Existing roof separation indicator can show in anchor pole and anchor cable length range and the absciss layer situation of the extraneous roof strata of anchor pole respectively, roof separation indicator can provide display directly perceived to roof delamination situation, the sign of Timeliness coverage top board unstability, to avoid the generation of roof fall accident; Meanwhile, roof separation indicator can also monitor rock mass deformation situation, as amendment, the important evidence improving anchor pole and cable bolting initial design parameters.At present, because the roof separation indicator used in scene cannot be demonstrated, consider the problems such as the production safety of mine, technical work personnel cannot get information about the principle of work of roof separation indicator.
Summary of the invention
Technical matters: the purpose of this utility model is the principle of work in order to the mechanism and roof separation indicator showing Bolt-rope Support, provide the roof delamination observation instructional device and using method under a kind of structure Bolt-rope Support simple, with low cost, can careful image show the mechanism of Bolt-rope Support and the principle of work of roof separation indicator.
Technical scheme: the roof delamination observation instructional device under Bolt-rope Support of the present utility model, comprise the steelframe be fixed on tripod, described steelframe madial wall is provided with tooth bar, polylith rigid plastic stratum module is provided with in steelframe, polylith rigid plastic stratum module is connected in series hanging on steelframe by symmetrically arranged steel strand wires, be installed on stock handle between described polylith rigid plastic stratum module, stock handle is positioned at that the body of rod at two ends inside steelframe is provided with can the gear of movement on steelframe madial wall tooth bar; Described polylith rigid plastic stratum module centers line symmetria bilateralis is provided with the scalable anchor cable be serially connected, the top of described scalable anchor cable is fixed on the top of steelframe, and the bottom of scalable anchor cable is fixed in the rigid plastic stratum module of bottom a piece through steel band, pallet antifriction pad, torque nut successively; Described scalable anchor cable symmetria bilateralis is provided with scalable anchor pole, the top of described scalable anchor pole is fixed between any two pieces of rigid plastic stratum modules, and the bottom of scalable anchor pole is fixed in the rigid plastic stratum module of bottom a piece through steel band, pallet antifriction pad, torque nut successively; Outer survey cylinder, the fixing outer sleeve pipe surveying cylinder is provided with in the middle part of the rigid plastic stratum module of described bottom a piece, interior survey cylinder is set with in outer survey cylinder, the bottom of every layer of rigid plastic stratum module is equipped with a superficial part basic point anchor, each superficial part basic point anchor is respectively connected with outer survey cylinder by steel strand wires, described steelframe middle top surface is provided with a deep basic point anchor, and deep basic point anchor is connected with interior survey cylinder by steel strand wires.
Described steelframe both sides are provided with groove, and the two ends of rigid plastic stratum module are all installed in the groove of steelframe both sides.
Described multilayer hard plastics stratum module is 3 ~ 8 layers.
The bottom of described multilayer hard plastics stratum module is equipped with the securing member be connected with steel strand wires.
Beneficial effect: owing to have employed technique scheme, the utility model provides safety, simple demonstrating model, the mechanism of Bolt-rope Support and the principle of work of roof delamination can be demonstrated out fully, the principle of work of the study that student also can be allowed in teaching practice more careful and grasp Bolt-rope Support technology and roof delamination.Require to carry out kinds of experiments by difference, show in anchor pole and anchor cable length range respectively and the absciss layer situation of the extraneous roof strata of anchor pole, display directly perceived can be provided to roof delamination situation, contribute to studying the on-the-spot sign that top board unstability occurs, avoid the generation of roof fall accident; Rock mass deformation situation can also be monitored, as amendment, the important evidence improving anchor pole and cable bolting initial design parameters simultaneously.Its structure is simple, and the convenience of operation, has practicality widely in the art.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is anchor structure schematic diagram in Fig. 1;
Fig. 3 is Fig. 1 stream line structural representation;
Fig. 4 is rigid plastic stratum module and basic point anchor structural representation in Fig. 1;
In figure: 1-steelframe; 2-gear; 3-stock handle; 4-tripod; 5-scalable anchor pole; 6-steel band; 7-pallet; 8-basic point anchor; 9-sleeve pipe; 10-survey cylinder outward; 11-interior survey cylinder; 12-antifriction pad; 13-torque nut; 14-steel strand wires; 15-scalable anchor cable; 16-superficial part basic point anchor; 17-deep basic point anchor; 18-securing member; 19-rigid plastic stratum module.
Embodiment
Below in conjunction with accompanying drawing, an embodiment of the present utility model is further described:
Roof delamination observation instructional device under Bolt-rope Support of the present utility model, forms primarily of steelframe 1, gear 2, stock handle 3, tripod 4, scalable anchor pole 5, steel band 6, pallet 7, basic point anchor 8, sleeve pipe 9, outer survey cylinder 10, interior survey cylinder 11, antifriction pad 12, torque nut 13, steel strand wires 14, scalable anchor cable 15, superficial part basic point anchor 16, deep basic point anchor 17, securing member 18, rigid plastic stratum module 19; Steelframe 1 is fixed on tripod 4, described steelframe 1 madial wall is provided with tooth bar, polylith rigid plastic stratum module 19 is provided with in steelframe 1, polylith rigid plastic stratum module 19 is connected in series hanging on steelframe 1 by symmetrically arranged steel strand wires 14, described multilayer hard plastics stratum module 19 is 3 ~ 8 layers, and the bottom of described multilayer hard plastics stratum module 19 is equipped with the securing member 18 be connected with steel strand wires 14.Described steelframe 1 both sides are provided with groove, and the two ends of rigid plastic stratum module 19 are all installed in the groove of steelframe 1 both sides.Described module 19 surface, rigid plastic stratum scribbles the Filling pattern of specification, represent the stratum of different lithology, stock handle 3 is installed between polylith rigid plastic stratum module 19, interconnected by steel strand wires 14 between rigid plastic stratum module 19, the steel strand wires 14 of every one deck are all wrapped in above corresponding stock handle 3, the terminal of steel strand wires 14 is fixed on above stock handle 3, the top layer of rigid plastic stratum module 19 is connected with steelframe 1 by steel strand wires 14, the two ends of rigid plastic stratum module 19 are all fixed on steelframe 1 both sides, the bottom of every layer of rigid plastic stratum module 19 is all installed on the superficial part basic point anchor 16 of roof delamination, deep basic point anchor 17 is installed on steelframe 1, each superficial part basic point anchor 16 is respectively connected with the outer survey cylinder 10 of roof separation indicator with steel strand wires 14, deep basic point anchor 17 by steel strand wires 14 with survey cylinder 11 in roof separation indicator and be connected, steelframe 1 is firm on the ground by tripod 4.The body of rod that stock handle 3 is positioned at two ends inside steelframe 1 is provided with can the gear 2 of movement on steelframe 1 madial wall tooth bar; Described polylith rigid plastic stratum module 19 center line symmetria bilateralis is provided with the scalable anchor cable 15 be serially connected, the top of described scalable anchor cable 15 is fixed on the top of steelframe 1, and the bottom of scalable anchor cable 15 is fixed in the rigid plastic stratum module 19 of bottom a piece through steel band 6, pallet 7 antifriction pad 12, torque nut 13 successively; Described scalable anchor cable 15 symmetria bilateralis is provided with scalable anchor pole 5, the top of described scalable anchor pole 5 is fixed between any two pieces of rigid plastic stratum modules 19, and the bottom of scalable anchor pole 5 is fixed in the rigid plastic stratum module 19 of bottom a piece through steel band 6, pallet 7 antifriction pad 12, torque nut 13 successively; Outer survey cylinder 10, the fixing outer sleeve pipe 9 surveying cylinder 10 is provided with in the middle part of the rigid plastic stratum module 19 of described bottom a piece, interior survey cylinder 11 is set with in outer survey cylinder 10, the bottom of every layer of rigid plastic stratum module 19 is equipped with a superficial part basic point anchor 16, each superficial part basic point anchor 16 is respectively connected with outer survey cylinder 10 by steel strand wires, described steelframe 1 middle top surface is provided with a deep basic point anchor 17, and deep basic point anchor 17 is connected with interior survey cylinder 11 by steel strand wires.
During use, shake stock handle 3, driven gear rotates, and the steel strand wires be wrapped in above stock handle 3 unclamp, and rigid plastic stratum module 19 starts to sink, and drives the distortion of scalable anchor shaft anchor cable, can realize the simulation of roof delamination; By shaking the stock handle 3 of diverse location, the principle of anchor pole and Application of Combined Support with Anchor effect can be demonstrated out; Change with top board surface relative displacement by measuring two basic points, record the total absciss layer of top board (or sinking) amount i.e. outer survey cylinder reading, relative to the dark basic point anchoring extraneous absciss layer amount i.e. outer difference surveying cylinder reading and interior survey cylinder reading, in relative to the absciss layer amount within the scope of the anchoring of shallow foundation point being, survey cylinder reading.
Claims (4)
1. the roof delamination observation instructional device under a Bolt-rope Support, it is characterized in that: it comprises the steelframe (1) be fixed on tripod (4), described steelframe (1) madial wall is provided with tooth bar, polylith rigid plastic stratum module (19) is provided with in steelframe (1), polylith rigid plastic stratum module (19) is connected in series hanging on steelframe (1) by symmetrically arranged steel strand wires (14), stock handle (3) is installed between described polylith rigid plastic stratum module (19), the body of rod that stock handle (3) is positioned at two ends, steelframe (1) inner side is provided with can the gear (2) of movement on steelframe (1) madial wall tooth bar, described polylith rigid plastic stratum module (19) center line symmetria bilateralis is provided with the scalable anchor cable (15) be serially connected, the top of described scalable anchor cable (15) is fixed on the top of steelframe (1), and the bottom of scalable anchor cable (15) is fixed on rigid plastic stratum module (19) of bottom a piece through steel band (6), pallet (7) antifriction pad (12), torque nut (13) successively, described scalable anchor cable (15) symmetria bilateralis is provided with scalable anchor pole (5), the top of described scalable anchor pole (5) is fixed between any two pieces of rigid plastic stratum module (19), and the bottom of scalable anchor pole (5) is fixed on rigid plastic stratum module (19) of bottom a piece through steel band (6), pallet (7) antifriction pad (12), torque nut (13) successively, the middle part, rigid plastic stratum module (19) of described bottom one piece is provided with outer survey cylinder (10), the fixing outer sleeve pipe (9) surveying cylinder (10), interior survey cylinder (11) is set with in outer survey cylinder (10), the bottom of every layer of rigid plastic stratum module (19) is equipped with a superficial part basic point anchor (16), each superficial part basic point anchor (16) is respectively connected with outer survey cylinder (10) by steel strand wires, described steelframe (1) middle top surface is provided with deep basic point anchor (17), deep basic point anchor (17) is connected with interior survey cylinder (11) by steel strand wires.
2. the roof delamination observation instructional device under a kind of Bolt-rope Support according to claim 1, it is characterized in that: described steelframe (1) both sides are provided with groove, the two ends on rigid plastic stratum module (19) are all installed in the groove of steelframe (1) both sides.
3. the roof delamination observation instructional device under a kind of Bolt-rope Support according to claim 1, is characterized in that: described multilayer hard plastics stratum module (19) is 3 ~ 8 layers.
4. the roof delamination observation instructional device under a kind of Bolt-rope Support according to claim 1 or 3, is characterized in that: the bottom of described multilayer hard plastics stratum module (19) is equipped with the securing member (18) be connected with steel strand wires (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520694759.4U CN204965904U (en) | 2015-09-09 | 2015-09-09 | Roof separation layer under stock anchor rope combined supporting surveys teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520694759.4U CN204965904U (en) | 2015-09-09 | 2015-09-09 | Roof separation layer under stock anchor rope combined supporting surveys teaching device |
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| Publication Number | Publication Date |
|---|---|
| CN204965904U true CN204965904U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520694759.4U Expired - Fee Related CN204965904U (en) | 2015-09-09 | 2015-09-09 | Roof separation layer under stock anchor rope combined supporting surveys teaching device |
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| CN (1) | CN204965904U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105096728A (en) * | 2015-09-09 | 2015-11-25 | 中国矿业大学 | Teaching device of roof separation observation under combined supporting of bolts and anchor cables and usage method |
| CN106023765A (en) * | 2016-07-05 | 2016-10-12 | 青岛本末岩控技术有限公司 | Top board separation layer demonstration apparatus and demonstration method |
| CN113299140A (en) * | 2021-05-28 | 2021-08-24 | 华能煤炭技术研究有限公司 | Colliery roof accident analogue means that sinks |
-
2015
- 2015-09-09 CN CN201520694759.4U patent/CN204965904U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105096728A (en) * | 2015-09-09 | 2015-11-25 | 中国矿业大学 | Teaching device of roof separation observation under combined supporting of bolts and anchor cables and usage method |
| CN106023765A (en) * | 2016-07-05 | 2016-10-12 | 青岛本末岩控技术有限公司 | Top board separation layer demonstration apparatus and demonstration method |
| CN106023765B (en) * | 2016-07-05 | 2018-11-20 | 青岛本末岩控技术有限公司 | A kind of roof delamination apparatus for demonstrating and demenstration method |
| CN113299140A (en) * | 2021-05-28 | 2021-08-24 | 华能煤炭技术研究有限公司 | Colliery roof accident analogue means that sinks |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20160909 |
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| CF01 | Termination of patent right due to non-payment of annual fee |