CN209523771U - A kind of pressure-relieving achor bar enhancing anchoring - Google Patents
A kind of pressure-relieving achor bar enhancing anchoring Download PDFInfo
- Publication number
- CN209523771U CN209523771U CN201920106375.4U CN201920106375U CN209523771U CN 209523771 U CN209523771 U CN 209523771U CN 201920106375 U CN201920106375 U CN 201920106375U CN 209523771 U CN209523771 U CN 209523771U
- Authority
- CN
- China
- Prior art keywords
- ontology
- steel disc
- anchoring
- tensioning steel
- pressure
- 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.)
- Expired - Fee Related
Links
- 238000004873 anchoring Methods 0.000 title claims abstract description 38
- QLMNCUHSDAGQGT-UHFFFAOYSA-N sintofen Chemical compound N1=C(C(O)=O)C(=O)C=2C(OCCOC)=CC=CC=2N1C1=CC=C(Cl)C=C1 QLMNCUHSDAGQGT-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 230000002708 enhancing effect Effects 0.000 title description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
- 239000010959 steel Substances 0.000 claims abstract description 44
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 230000008093 supporting effect Effects 0.000 abstract description 5
- 239000011435 rock Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
One kind provided by the utility model can enhance the pressure-relieving achor bar of anchoring, including multiple anchor bar bodies being connected, wherein be connected between two anchor bar bodies being connected by connecting element;Connecting element includes ontology, spring, anticreep baffle, tensioning steel disc and anchoring thimble, wherein, it there are two anticreep baffle plate settings, is arranged in parallel in the inner cavity opened up on the body, there are two spring settings, is arranged in the cavity formed between at the top of two anticreep baffles and chamber body;There are two the settings of tensioning steel disc, is arranged in parallel between two anticreep baffles;It anchors there are two thimble settings, is symmetrically mounted on the side wall of ontology, one end of each anchoring thimble is connect with tensioning steel disc, the matched arrangement of the side wall of the other end and chamber body;One end end of two anchor bar bodies is connect with two anticreep baffles respectively, meanwhile, two springs are set in the end of two anchor bar bodies;The practicability of the structure is big, plays good supporting effect, brings economic interests to enterprise.
Description
Technical field
The utility model relates to Mining pressure and strata control technical fields, can enhance allowing for anchoring more particularly to one kind
Press anchor pole.
Background technique
During mine, constructing tunnel, in order to control country rock large deformation, two methods are shared, one is use strong branch
Shield, another kind is yield supporting, in order to realize yield supporting, needs to design some yield supporting materials, for example contractibility is U-shaped
Bracket, pressure-relieving achor bar etc..
The design of existing pressure-relieving achor bar is passively to allow pressure in surrouding rock deformation by elements such as spring, friction casings mostly,
Axis force of anchor when without to surrouding rock deformation is used.Pulling force suffered by anchor pole can be converted to anchoring by the utility model
Power effectively prevent anchor pole to fail.
Summary of the invention
The purpose of this utility model is to provide the pressure-relieving achor bars that one kind can enhance anchoring, solve and exist in the prior art
Above-mentioned deficiency.
In order to achieve the above object, the technical solution adopted in the utility model is:
One kind provided by the utility model can enhance the pressure-relieving achor bar of anchoring, including multiple anchor bar bodies being connected,
In, it is connected between two anchor bar bodies being connected by connecting element;
Connecting element includes ontology, spring, anticreep baffle, tensioning steel disc and anchoring thimble, wherein anticreep baffle plate setting has
It two, is arranged in parallel in the inner cavity opened up on the body, there are two spring settings, is arranged in two anticreep baffles and ontology
In the cavity formed between inner cavity top;
There are two the settings of tensioning steel disc, is arranged in parallel between two anticreep baffles;
It anchors there are two thimble settings, is symmetrically mounted on the side wall of ontology, one end of each anchoring thimble and tensioning steel
Piece connection, the matched arrangement of the side wall of the other end and chamber body;
One end end of two anchor bar bodies is connect with anticreep baffle respectively, meanwhile, two springs are set in two anchors
The end of the body of rod.
Preferably, gap is provided between the both ends of anticreep baffle and the inner wall of ontology.
Preferably, the both ends of each tensioning steel disc are mounted on the end of two anticreep baffle one end.
Preferably, pass through rotation pin connection between the both ends of each tensioning steel disc and two anticreep baffles.
Preferably, each tensioning steel disc includes the tensioning steel disc ontology that three sections are connected, wherein is placed in middle position
The length of tensioning steel disc ontology is less than the length of the tensioning steel disc ontology of two sides;Anchoring thimble and the tensioning steel for being placed in middle position
The connection of piece ontology.
Preferably, in the tensioning steel disc ontology that three sections are connected, the both ends of the tensioning steel disc ontology in middle position are placed in
Pass through rotation pin connection between the tensioning steel disc ontology of two sides respectively.
Preferably, the gap filling anchored between thimble and outer body wall has resin glue.
Preferably, a locating piece is mounted on two anticreep baffles, ontology is stretched out in the free end of the locating piece;Anchor
The end of the body of rod offers guide groove, and the guide groove and locating piece are cooperatively connected, and prevents the rotation of anchor bar body.
Compared with prior art, the utility model has the beneficial effects that
One kind provided by the utility model can enhance the pressure-relieving achor bar of anchoring, and connecting element can be when surrouding rock deformation be larger
Permission country rock has certain deformation, that is, allows pressure to act on, and while allowing pressure, two sides spring contraction, between two anticreep baffles of left and right
Distance increases, and then stretches tensioning steel disc and anchoring thimble is ejected cavity, is inserted into inside country rock, and then play the work of enhancing anchoring
With the practicability of the structure is big, plays good supporting effect, brings economic interests to enterprise.
Further, using rotation pin connection tensioning steel disc, so that the mistake for having buffered tensioning steel disc during stretching is answered
Power.
Further, the guide groove on the locating piece and anchor bar body of setting, it is therefore prevented that the rotation of anchor bar body during stretching.
Detailed description of the invention
Fig. 1 is the front view of the utility model;
Fig. 2 is the front view before allowing pressure and anchoring reinforcing element stress;
Fig. 3 is the front view after allowing pressure and anchoring reinforcing element stress;
Fig. 4 is the schematic diagram for anchoring thimble and not being pressurized;
Fig. 5 is the schematic diagram anchored after thimble compression ejection;
Wherein, 1, anchor pole 2, connecting element 3, gasket 4, nut 5, drilling 6, rock mass 2-1, spring 2-2, ontology 2-3, positioning
Part 2-4, anticreep baffle 2-5, tensioning steel disc 2-6, anchoring thimble 2-7, rotational pin 2-8, guide groove 2-9, gap.
Specific embodiment
With reference to the accompanying drawing, the utility model is further described.
As shown in Figures 1 to 5, one kind provided by the utility model can enhance the pressure-relieving achor bar of anchoring, including multiple docking
The anchor bar body 1 and connecting element 2 of connection, wherein connected between two anchor bar bodies 1 being connected by connecting element 2.
Wherein, connecting element 2 includes ontology 2-2, and the ontology 2-2 offers inner cavity, and the interposition of the inner cavity installs
Set the radial direction arrangement there are two anticreep the baffle 2-4, anticreep baffle 2-4 being arranged in parallel along ontology 2-2.
One end of two anchor bar bodies 1 does not stretch in ontology 2-2, connect respectively with two anticreep baffle 2-4.
The end sleeve of two anchor bar bodies 1 is equipped with spring 2-1, and the both ends of spring 2-1 are separately fixed at anticreep baffle 2-4 and this
The end of the inner cavity body 2-2.
The tensioning steel disc 2-5 being arranged in parallel there are two being arranged between two anticreep baffle 2-4, each tensioning steel disc 2-5 packet
Include the tensioning steel disc ontology that three sections are connected, wherein the length for being placed in intermediate tensioning steel disc ontology is less than the tensioning of two sides
The length of steel disc ontology.
Between the tensioning steel disc ontology being connected and stretch between steel disc ontology and anticreep baffle 2-4 by turning
Dynamic pin connection.
The both ends of every group of tensioning steel disc 2-5 are connect with one end end of two anticreep baffle 2-4 respectively.
Gap is provided between anticreep baffle 2-4 and the inner sidewall of ontology 2-2.
The middle position of the side wall of ontology 2-2 is opened up there are two the mounting hole that is arranged symmetrically, is equipped in each mounting hole
One anchoring thimble 2-6, wherein one end of anchoring thimble 2-6 is welded to connect with the stretching steel disc ontology for being placed in middle position, separately
The matched arrangement of lateral wall of one end and ontology 2-2.
Meanwhile it anchoring the gap 2-9 between thimble 2-6 and ontology 2-2 lateral wall and being filled with resin glue.
Ontology is stretched out in the free end that locating piece a 2-3, the locating piece 2-3 are mounted on two anticreep baffle 2-4
2-2。
The end of anchor bar body 1 offers guide groove 1-1, the guide groove 1-1 and locating piece 2-3 mating connection, prevents anchor bar body 1
Rotation.
The utility model action principle:
For pressure-relieving achor bar before by tensioning, two spring 2-1 have certain initial pressure to compress tensioning steel disc 2-5, can be to prevent
Only anchoring thimble 2-6 is forced out failure;
Anchor bar body 1 is set after country rock, 1 end of anchor bar body is anchored with resin anchoring agent, and utilizes gasket 3 and nut 4
It is fixed;When surrouding rock deformation, anchor bar body 1 is by tensioning, and the locating piece 2-3 being arranged along connecting element 2 is stretched, at this point, spring 2-1
Be pressurized compression, and anticreep baffle 2-4 drives tensioning steel disc 2-5 that will anchor thimble 2-6 and extrudes cavity;It is inserted into inside country rock, Jin Erqi
The effect anchored to enhancing, practicability are big.
The pressure-relieving achor bar for enhancing anchoring that above utility model provides, principle and to perform method clear to state,
Any without creative work, various transformation both are within the protection scope of the present invention.
Claims (8)
1. the pressure-relieving achor bar that one kind can enhance anchoring, which is characterized in that including multiple anchor bar bodies (1) being connected, wherein two
It is connected between a anchor bar body (1) being connected by connecting element (2);
Connecting element (2) includes ontology (2-2), spring (2-1), anticreep baffle (2-4), tensioning steel disc (2-5) and anchoring thimble
(2-6), wherein there are two anticreep baffle (2-4) settings, is arranged in parallel in the inner cavity opened up on ontology (2-2), spring (2-
1) it there are two setting, is arranged in the cavity formed between two anticreep baffles (2-4) and ontology (2-2) inner cavity top;
There are two tensioning steel disc (2-5) settings, is arranged in parallel between two anticreep baffles (2-4);
It anchors there are two thimble (2-6) settings, is symmetrically mounted on the side wall of ontology (2-2), the one of each anchoring thimble (2-6)
End is connect with tensioning steel disc (2-5), the matched arrangement of side wall of the other end and the inner cavity ontology (2-2);
One end end of two anchor bar bodies (1) is connect with anticreep baffle (2-4) respectively, meanwhile, two springs (2-1) are set with
In the end of two anchor bar bodies.
2. the pressure-relieving achor bar that one kind according to claim 1 can enhance anchoring, which is characterized in that anticreep baffle (2-4)
Gap is provided between both ends and the inner wall of ontology (2-2).
3. the pressure-relieving achor bar that one kind according to claim 1 can enhance anchoring, which is characterized in that each tensioning steel disc (2-
5) both ends are mounted on the end of two anticreep baffle (2-4) one end.
4. the pressure-relieving achor bar that one kind according to claim 1 can enhance anchoring, which is characterized in that each tensioning steel disc (2-
5) it is connect between both ends and two anticreep baffles (2-4) by rotational pin (2-7).
5. the pressure-relieving achor bar that one kind according to claim 1 can enhance anchoring, which is characterized in that each tensioning steel disc (2-
5) include tensioning steel disc ontology that three sections are connected, wherein be placed in the length of tensioning steel disc ontology in middle position less than two
The length of the tensioning steel disc ontology of side;Anchoring thimble (2-6) is connect with the tensioning steel disc ontology for being placed in middle position.
6. the pressure-relieving achor bar that one kind according to claim 5 can enhance anchoring, which is characterized in that three sections are connected
It draws in steel disc ontology, the both ends for the tensioning steel disc ontology for being placed in middle position pass through between the tensioning steel disc ontology of two sides respectively
Rotational pin (2-7) connection.
7. the pressure-relieving achor bar that one kind according to claim 1 can enhance anchoring, which is characterized in that anchoring thimble (2-6) with
Gap (2-9) between ontology (2-2) lateral wall is filled with resin glue.
8. the pressure-relieving achor bar that one kind according to claim 1 can enhance anchoring, which is characterized in that two anticreep baffle (2-
4) locating piece (2-3) is mounted on, ontology (2-2) is stretched out in the free end of the locating piece (2-3);Anchor bar body (1)
End offers guide groove (1-1), and the guide groove (1-1) and locating piece (2-3) are cooperatively connected, and prevents the rotation of anchor bar body (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920106375.4U CN209523771U (en) | 2019-01-22 | 2019-01-22 | A kind of pressure-relieving achor bar enhancing anchoring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920106375.4U CN209523771U (en) | 2019-01-22 | 2019-01-22 | A kind of pressure-relieving achor bar enhancing anchoring |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209523771U true CN209523771U (en) | 2019-10-22 |
Family
ID=68229775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920106375.4U Expired - Fee Related CN209523771U (en) | 2019-01-22 | 2019-01-22 | A kind of pressure-relieving achor bar enhancing anchoring |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209523771U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111042127A (en) * | 2019-12-27 | 2020-04-21 | 宁夏大学 | Energy-consumption self-recovery pressure type anchor rod and construction method thereof |
-
2019
- 2019-01-22 CN CN201920106375.4U patent/CN209523771U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111042127A (en) * | 2019-12-27 | 2020-04-21 | 宁夏大学 | Energy-consumption self-recovery pressure type anchor rod and construction method thereof |
CN111042127B (en) * | 2019-12-27 | 2021-07-20 | 宁夏大学 | Construction method of energy-consumption self-recovery pressure type anchor rod |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11268383B2 (en) | Type of energy-absorbing rock bolt device with umbrella-shaped structure | |
CN102251588B (en) | Bolted steel filling plate-sleeve connection node for beam-post wood structure | |
CN206397530U (en) | A kind of self extending large deformation anchor rod | |
CN207470210U (en) | The elastic compression formula steelframe of Tunnel | |
CN208057139U (en) | A kind of tension and compression coupling deformation anchor pole | |
US20210332701A1 (en) | Device for monitoring horizontal extrusion force of roof rock strata and method using the same | |
CN209523771U (en) | A kind of pressure-relieving achor bar enhancing anchoring | |
CN205225302U (en) | It hinders stock to let press to increase | |
CN102865088A (en) | Tension and compression coupling type high-strength and high-deformation anchor rod and method for using same | |
CN113640126B (en) | Rock-soil prestressed anchor cable or anchor rod tensioning device | |
CN103362239B (en) | Guy cable structure overload protection device and self-balance cable truss constituted thereby | |
CN203452233U (en) | Inhaul cable structure overload protection device and self-balancing cable truss composed of inhaul cable structure overload protection device | |
CN204038962U (en) | A kind of automatic compensation type stretch-draw jack | |
CN201613275U (en) | Stretching device | |
CN202866841U (en) | Pull and press coupling type high, strong and big deformation anchor rod | |
CN205778957U (en) | A kind of delayed section of support system of workings subject to dy namic pressure | |
CN117129309A (en) | Rock mass structural plane tensile shear test device and test method | |
CN202325581U (en) | Prestress anchor bolt support system suitable for dynamic loads | |
CN109883593B (en) | Coal mine rock burst monitoring and early warning device | |
CN204113316U (en) | A kind of interval screw rod body formula large deformation anchor rod | |
CN116181385A (en) | Anchor rod yielding and prestress monitoring integrated device and application method thereof | |
CN103722039B (en) | A kind of large-tonnage stress balance formula drawing machine | |
CN203879522U (en) | Expansion shell type anchor rod | |
CN211058834U (en) | Large-deformation control anchor cable for deep tunnel of coal mine | |
CN202899130U (en) | Yield anchoring cable |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191022 |