CN111997674A - Anti-collapse device for anchor rod - Google Patents
Anti-collapse device for anchor rod Download PDFInfo
- Publication number
- CN111997674A CN111997674A CN202011025430.0A CN202011025430A CN111997674A CN 111997674 A CN111997674 A CN 111997674A CN 202011025430 A CN202011025430 A CN 202011025430A CN 111997674 A CN111997674 A CN 111997674A
- Authority
- CN
- China
- Prior art keywords
- anchor rod
- rod body
- welded
- backing plate
- trigger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 230000000007 visual effect Effects 0.000 claims description 8
- 239000011435 rock Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims 5
- 239000007787 solid Substances 0.000 claims 2
- 230000001681 protective effect Effects 0.000 abstract description 8
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0086—Bearing plates
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0093—Accessories
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses an anti-collapse device for an anchor rod, which comprises an anchor rod body inserted on a protective net in a penetrating mode, wherein one end of the anchor rod body is sleeved with a base plate, four corners of the top of the base plate are provided with through holes, the top of the anchor rod body is welded with a hanging ring, four first binding belts are fixed on the outer wall of the hanging ring, the tail ends of the first binding belts are fixed with first buckles, the outer wall of one side of the base plate is welded with a battery bin, a base fixing ring is welded on the protective net, compression springs distributed at equal intervals are welded on the base fixing ring, and clamping rings are welded on the. According to the invention, the lifting ring is welded at the tail end of the anchor rod body, and the plurality of first ribbons and the plurality of second ribbons are connected on the lifting ring, so that the strong impact force generated by collapse and falling of the anchor rod can be effectively shared, a double protection measure can be formed, the safety of the device can be effectively improved by double ribbon protection, and the compression spring is arranged at the bottom of the second ribbon, so that the strong impact force can be effectively absorbed, and the anchor rod is prevented from falling.
Description
Technical Field
The invention relates to the technical field of coal mine safety mining, in particular to an anti-collapse device for an anchor rod.
Background
Rock burst is one of the major disasters which can occur in coal mine deep mining, and the rock burst is caused by the sudden and violent release of elastic deformation potential energy under certain conditions around a working face in a roadway. For an anchor net supporting roadway, rock burst easily causes the breakage of an anchor rod to hurt people. The traditional anchor rod breakage protection mode is to use iron wires to bind the head of the anchor rod and fix the anchor rod on a support net, but the mode is complex to operate, low in construction speed and insecure.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an anti-collapse device for an anchor rod.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-collapse device for anchor rods comprises an anchor rod body inserted on a protective net in a penetrating way, one end of the anchor rod body is sleeved with a backing plate, four corners of the top of the backing plate are provided with through holes, and the top of the anchor rod body is welded with a lifting ring, the outer wall of the lifting ring is fixed with four first binding tapes, the tail ends of the first binding tapes are respectively fixed with a first buckle, the outer wall of one side of the backing plate is welded with a battery bin, and the protective net is welded with a base fixing ring which is welded with compression springs distributed at equal intervals, and the tops of the compression springs are all welded with snap rings, the snap rings are all clamped with second buckles, the second buckles are all connected with second binding belts, one ends of the second binding belts far away from the second buckles are all connected on the hanging rods, and a trigger is fixed on the outer wall of one side of one of the compression springs, a trigger switch is arranged at the bottom of the trigger, and an audible and visual alarm is installed on the outer wall of one side of the base fixing ring.
Preferably, the trigger switch is connected with a battery compartment and an audible and visual alarm through a lead, the battery compartment is connected with the audible and visual alarm through a lead, and a battery is arranged in the battery compartment.
Preferably, the top of the base plate is provided with a hexagonal nut, the hexagonal nut and the anchor rod body form a threaded fit, and the joint of the base plate and the hexagonal nut is provided with an annular gasket.
Preferably, the trigger is located above the trigger switch, and the trigger switch are located on the same straight line.
Preferably, the first strap length is the same as the second strap length.
Preferably, the axle center of the base fixing ring and the axle center of the anchor rod body are positioned on the same vertical line.
Preferably, an antifriction washer is fixed at the joint of the outer wall of the bottom of the backing plate and the anchor rod body.
Preferably, the stiffness coefficient of the compression spring is 6000N/m.
The invention has the beneficial effects that:
1. according to the anti-collapse device for the anchor rod, the lifting ring is welded at the tail end of the anchor rod body, and the plurality of first ribbons and the plurality of second ribbons are connected to the lifting ring, so that strong impact force generated by collapse and collapse of the anchor rod can be effectively shared, double protection measures can be formed, the safety of the device can be effectively improved through double ribbon protection, and the compression spring is arranged at the bottom of the second ribbon, so that the strong impact force can be effectively absorbed, and the anchor rod is prevented from falling off;
2. the stock of this design is with preventing collapsing the device, when the stock drops, the stock can produce powerful impact force, and when first ribbon fracture, powerful deformation can take place for the second ribbon, consequently can drive compression spring and take place deformation, consequently when compression spring tensile recovery, trigger switch can be opened to the trigger, consequently can start audible-visual annunciator, utilizes the dual alarm mode of reputation to remind people here stock collapse and take off to the later stage of being convenient for takes measures.
Drawings
Fig. 1 is a sectional view showing the overall structure of an anti-collapse device for an anchor rod according to the present invention;
fig. 2 is a side view of the overall structure of an anti-collapse device for an anchor rod according to the present invention;
fig. 3 is an enlarged schematic view of a part of the structure of the anti-collapse device for the anchor rod provided by the invention.
In the figure: 1 protection net, 2 stock body of rod, 3 backing plates, 4 antifriction packing rings, 5 through-holes, 6 rings, 7 first ribbon, 8 first buckles, 9 battery compartment, 10 fixed ring of base, 11 compression spring, 12 snap rings, 13 second buckles, 14 second ribbons, 15 jib, 16 triggers, 17 trigger switch, 18 audible-visual annunciators.
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.
Referring to fig. 1-3, an anti-collapse device for anchor rods comprises an anchor rod body 2 inserted on a protective net 1, a backing plate 3 is sleeved at one end of the anchor rod body 2, a hexagon nut is arranged at the top of the backing plate 3 and forms a threaded fit with the anchor rod body 2, an annular gasket is arranged at the joint of the backing plate 3 and the hexagon nut, an anti-friction gasket 4 is fixed at the joint of the outer wall of the bottom of the backing plate 3 and the anchor rod body 2, through holes 5 are formed at four corners of the top of the backing plate 3, lifting rings 6 are welded at the top of the anchor rod body 2, four first binding belts 7 are fixed on the outer wall of the lifting rings 6, first buckles 8 are fixed at the tail ends of the first binding belts 7, a battery bin 9 is welded on the outer wall of one side of the backing plate 3, base fixing rings 10 are welded on the protective net 1, the lifting rings 6 are welded, the device not only can effectively share the strong impact force generated by collapse and release of the anchor rod, but also can form a double protection measure, the safety of the device can be effectively improved through double ribbon protection, and the compression spring 11 is arranged at the bottom of the second ribbon 14, so that the strong impact force can be effectively absorbed, and the anchor rod is prevented from falling off;
the axle center of the base fixing ring 10 and the axle center of the anchor rod body 2 are positioned on the same vertical line, the stiffness coefficient of the compression spring 11 is 6000N/m, the compression springs 11 which are distributed equidistantly are welded on the base fixing ring 10, the tops of the compression springs 11 are all welded with snap rings 12, the snap rings 12 are all clamped with second buckles 13, the second buckles 13 are all connected with second ribbons 14, the length of the first ribbons 7 is the same as that of the second ribbons 14, one ends of the second ribbons 14, which are far away from the second buckles 13, are all connected on a suspender 15, a trigger 16 is fixed on the outer wall of one side of one compression spring 11, a trigger switch 17 is arranged at the bottom of the trigger 16, an audible and visual alarm 18 is arranged on the outer wall of one side of the base fixing ring 10, the trigger 16 is positioned above the trigger switch 17, the trigger 16 and the trigger switch 17 are positioned on the same straight line, the trigger switch 17, and battery compartment 9 is connected with audible-visual annunciator 18 through the wire, 9 internally mounted of battery compartment has the battery, when the stock drops, the stock can produce powerful impact force, when 7 fracture of first ribbon, powerful deformation can take place for second ribbon 14, consequently, can drive compression spring 11 and take place deformation, consequently, when compression spring 11 is tensile recovered, trigger switch 17 can be opened to trigger 16, consequently audible-visual annunciator 18 can be started, utilize the dual alarm mode of reputation to remind people here stock to collapse and take off, thereby the later stage of being convenient for takes measures.
When the anti-collapse device for the anchor rod is used, firstly, the anchor rod body 2 is driven into a rock body, then the antifriction washer 4 is fixed at the bottom of the backing plate 3, after the fixing is finished, the backing plate 3 is arranged on the anchor rod body 2 and is fixed by the hexagon nut, then a first binding belt 7 connected with a first buckle 8 penetrates through the through hole 5 and is clamped and fixed on the protective screening 1, after the fixation is finished, the base fixing ring 10 is fixed on the protective screening 1, and the second buckle 13 connected with the second bandage 14 is clamped and fixed on the snap ring 12, when the anchor rod falls off, a strong impact force is generated when the battery is placed in the battery chamber 9, and the anchor rod is pulled by the first bandage 7 and the second bandage 14 to be buffered, the compression spring 11 will generate strong deformation, when the compression spring 11 is restored, the trigger 16 will trigger the trigger switch 17 to start the audible and visual alarm 18 to give an alarm.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an anchor rod is with preventing collapsing device, includes the anchor rod body of rod (2) of interlude on protection network (1), its characterized in that, an pot head of the anchor rod body of rod (2) is equipped with backing plate (3), through-hole (5) have all been opened in backing plate (3) top four corners, and the welding of anchor rod body of rod (2) top has rings (6), rings (6) outer wall is fixed with four first ribbons (7), and first ribbon (7) end all is fixed with first buckle (8), the welding of backing plate (3) one side outer wall has battery compartment (9), and the welding has the solid fixed ring of base (10) on protection network (1), the welding has the compression spring (11) that the equidistance distributes on the solid fixed ring of base (10), and the welding has snap ring (12) at compression spring (11) top all, all the joint has second buckle (13) on snap ring (12), and second buckle (13) all are connected, one end of the second binding belt (14) far away from the second buckle (13) is connected to the hanging rod (15), a trigger (16) is fixed to the outer wall of one side of one of the compression springs (11), a trigger switch (17) is arranged at the bottom of the trigger (16), and an audible and visual alarm (18) is installed on the outer wall of one side of the base fixing ring (10).
2. The anti-collapse device for the anchor rod according to claim 1, wherein the trigger switch (17) is connected with a battery compartment (9) and an audible and visual alarm (18) through wires, the battery compartment (9) is connected with the audible and visual alarm (18) through wires, and a battery is installed inside the battery compartment (9).
3. The anti-collapse device for the anchor rod according to claim 1, wherein a hexagonal nut is arranged at the top of the backing plate (3) and forms a threaded fit with the anchor rod body (2), and an annular gasket is arranged at the joint of the backing plate (3) and the hexagonal nut.
4. An anti-collapse device for a rock bolt according to claim 1, wherein the trigger (16) is located above the trigger switch (17), and the trigger (16) and the trigger switch (17) are located on the same line.
5. An anti-collapse device for an anchor rod according to claim 1, characterized in that the length of the first band (7) is the same as the length of the second band (14).
6. The anti-collapse device for the anchor rod according to claim 1, wherein the axial center of the base fixing ring (10) and the axial center of the anchor rod body (2) are located on the same vertical line.
7. An anti-collapse device for a rock bolt according to claim 1, characterized in that a wear-reducing washer (4) is fixed at the joint of the outer wall of the bottom of the backing plate (3) and the rock bolt body (2).
8. An anti-collapse device for an anchor rod according to claim 1, wherein the stiffness coefficient of the compression spring (11) is 6000N/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011025430.0A CN111997674A (en) | 2020-09-25 | 2020-09-25 | Anti-collapse device for anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011025430.0A CN111997674A (en) | 2020-09-25 | 2020-09-25 | Anti-collapse device for anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111997674A true CN111997674A (en) | 2020-11-27 |
Family
ID=73474383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011025430.0A Pending CN111997674A (en) | 2020-09-25 | 2020-09-25 | Anti-collapse device for anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111997674A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1079257A (en) * | 1952-05-01 | 1954-11-29 | Expansion bolt, especially for roofs in mines | |
| CN1108331A (en) * | 1993-12-23 | 1995-09-13 | Rsc矿业(控股)有限公司 | A rock anchor assembly |
| CN1382243A (en) * | 1999-10-29 | 2002-11-27 | 桑德维克公司 | Self drilling roll bolt |
| CN101429874A (en) * | 2008-06-20 | 2009-05-13 | 昆明理工大学 | Portable security instrument for miner |
| CN204703939U (en) * | 2015-06-05 | 2015-10-14 | 济宁矿业集团有限公司 | A kind of coal mine anchor rod breaks protector |
| CN107304679A (en) * | 2016-04-22 | 2017-10-31 | 山东科技大学 | A kind of anti-anchor pole avalanche and anchor nut ejection integrated protection device |
| CN208502818U (en) * | 2018-07-30 | 2019-02-15 | 山西潞安环保能源开发股份有限公司常村煤矿 | A kind of coal mine fracture anchor pole avalanche protective device |
| CN109882227A (en) * | 2019-04-27 | 2019-06-14 | 代连朋 | A kind of mining impact preventing anchor rod |
| CN110821541A (en) * | 2019-12-20 | 2020-02-21 | 河南理工大学 | Coal mine underground graded early warning protective anchor rod device and protective method thereof |
| CN213144505U (en) * | 2020-09-25 | 2021-05-07 | 华亭煤业集团有限责任公司 | Anti-collapse device for anchor rod |
-
2020
- 2020-09-25 CN CN202011025430.0A patent/CN111997674A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1079257A (en) * | 1952-05-01 | 1954-11-29 | Expansion bolt, especially for roofs in mines | |
| CN1108331A (en) * | 1993-12-23 | 1995-09-13 | Rsc矿业(控股)有限公司 | A rock anchor assembly |
| CN1382243A (en) * | 1999-10-29 | 2002-11-27 | 桑德维克公司 | Self drilling roll bolt |
| CN101429874A (en) * | 2008-06-20 | 2009-05-13 | 昆明理工大学 | Portable security instrument for miner |
| CN204703939U (en) * | 2015-06-05 | 2015-10-14 | 济宁矿业集团有限公司 | A kind of coal mine anchor rod breaks protector |
| CN107304679A (en) * | 2016-04-22 | 2017-10-31 | 山东科技大学 | A kind of anti-anchor pole avalanche and anchor nut ejection integrated protection device |
| CN208502818U (en) * | 2018-07-30 | 2019-02-15 | 山西潞安环保能源开发股份有限公司常村煤矿 | A kind of coal mine fracture anchor pole avalanche protective device |
| CN109882227A (en) * | 2019-04-27 | 2019-06-14 | 代连朋 | A kind of mining impact preventing anchor rod |
| CN110821541A (en) * | 2019-12-20 | 2020-02-21 | 河南理工大学 | Coal mine underground graded early warning protective anchor rod device and protective method thereof |
| CN213144505U (en) * | 2020-09-25 | 2021-05-07 | 华亭煤业集团有限责任公司 | Anti-collapse device for anchor rod |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213144505U (en) | Anti-collapse device for anchor rod | |
| CN111997674A (en) | Anti-collapse device for anchor rod | |
| CN108397220A (en) | A kind of anchor cable is anti-to be penetrated and monitoring device | |
| CN201723249U (en) | Anchor rope breakage ejection-preventive protection device | |
| CN206784887U (en) | A kind of building machinery engineering Hanging Basket | |
| CN208184760U (en) | A kind of coal mine anchor rod protective case | |
| CN220302163U (en) | Colliery is anchor rope anti-falling protection utensil in pit | |
| CN202909340U (en) | Motor-pumped well rescuing device | |
| CN210828277U (en) | Safety protection device for hanging basket for construction | |
| CN114067525A (en) | Novel alarm device for steel cable type lifeline system | |
| CN112324481A (en) | Safety device of anchor rope | |
| CN203582280U (en) | Hanging tool for steel wire rope | |
| CN208934725U (en) | A kind of impact preventing anchor rod combination unit | |
| CN212507509U (en) | Portable installed buffering safety net | |
| CN213174871U (en) | Novel strong-bearing-capacity buffering chemical fiber safety net | |
| CN209980426U (en) | Frame blue balance wireless alarm device | |
| CN220980215U (en) | Steel wire mesh rope with buffering function | |
| CN115607871B (en) | Electric power overhauls protector | |
| CN217680713U (en) | Novel high strength chemical fiber safety net | |
| CN217545716U (en) | Trinity is secondary device that falls of preventing for motor | |
| CN211623455U (en) | Rock burst mine stock cable anti-bounce protective equipment | |
| CN209368817U (en) | Rock bolt device | |
| CN220827163U (en) | Pneumatic monorail crane driving alarm device | |
| CN214006616U (en) | Portable hook nail type eye-shaped lifting ring type high-altitude anti-falling anchorage device | |
| CN211446565U (en) | Shock-absorbing structure based on bridge pad stone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201209 Address after: No. 109 Lianhu Road, Shangting community, Xihua Town, Huating City, Pingliang City, Gansu Province Applicant after: HUATING COAL GROUP Co.,Ltd. Address before: No. 109 Lianhu Road, Shangting community, Xihua Town, Huating City, Pingliang City, Gansu Province Applicant before: He Shuanglong |
|
| TA01 | Transfer of patent application right |