CN106285735A - A kind of mining bracket that can monitor bump in real time - Google Patents
A kind of mining bracket that can monitor bump in real time Download PDFInfo
- Publication number
- CN106285735A CN106285735A CN201610825207.1A CN201610825207A CN106285735A CN 106285735 A CN106285735 A CN 106285735A CN 201610825207 A CN201610825207 A CN 201610825207A CN 106285735 A CN106285735 A CN 106285735A
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- China
- Prior art keywords
- arc
- bump
- supporting leg
- support plate
- leg assembly
- Prior art date
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- 238000005065 mining Methods 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 26
- 238000012360 testing method Methods 0.000 claims description 19
- 230000003139 buffering effect Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 10
- 239000013536 elastomeric material Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 37
- 238000013461 design Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/46—Telescopic props with load-measuring devices; with alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Measuring Fluid Pressure (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kind of mining bracket that can monitor bump in real time, it can detect bump or bump, including supporting leg assembly and carriage assembly while tunnel carries out supporting；Described supporting leg assembly is provided with pressure transducer, can be pressed with monitoring roadway bump in real time by pressure transducer.The present invention also arrange on carriage assembly and supporting leg assembly after multiple energy-absorbing by bit architecture, it is possible to realize the moment energy-absorbing of bump and effect of stepping down in time, the impact resistance of raising support.The present invention can adjust the instant impact of pressure transducer simply and easily, it is possible to effectively protects pressure transducer.The pressure transducer of the present invention is changed simple, convenient, greatly reduces the maintenance cost during use and difficulty.The present invention detects bump in real time by pressure transducer, and not only progress is higher, and reliability, ruggedness to exceed existing bump detection device.
Description
Technical field
The present invention relates to a kind of mining bracket, particularly relate to a kind of mining bracket that can monitor bump in real time.
Background technology
During underground mining colliery, typically first to beat tunnel, then carry out coal mining from tunnel.And tunnel is all
Needing to do supporting, the way of current main flow is to use anchor pole, anchor cable, U-shaped support etc. to carry out permanent support.But due to underground
Various geological conditions are complicated, and the different bumps of geology section, soil property, rock stratum etc. are the most different, therefore need according to each
The geological condition in section tunnel carries out adaptability design to roadway support scheme, and this is accomplished by before carrying out permanent support tunnel
Roof pressure, bump etc. are monitored using the data basis as permanent support design.
There is the device or technology that back, bump etc. are monitored, such as: Patent No. at present
The Chinese invention patent of ZL201410168017.8 provides for a kind of method that stress of coal seam is carried out comprehensive detection；Patent
Number for ZL201210181367.9 Chinese invention patent in disclose a kind of method detecting back pressure；Patent No.
ZL201220260102.3 discloses the detecting system etc. of a kind of coal mine tunnel top board pressure.But they are all based on other
Device, say, that could must detect after installing in being transported to tunnel by detecting device accordingly.And general tunnel
The degree of depth is up to more than 1000 meters, and inner space, tunnel is natively little, this just to detect accordingly the transport of device, installation,
Deposit and cause inconvenience.
And tunnel carry out permanent support previous as can carry out gib, the most also can shadow if having employed gib
Ring the detection to data such as roadway bump ground pressure, bumps.
Therefore applicant thinks and designs a kind of pressure with can detecting roadway bump or the mining bracket conduct of bump
The support of gib is the most necessary, and it as temporary support device, and can also be able to be examined before carrying out permanent support
Survey bump, not only reduce equipment investment, but also improve accuracy of detection.
Summary of the invention
Because the drawbacks described above of prior art, the technical problem to be solved is to provide one and can supervise in real time
Surveying the mining bracket of bump, it can detect roof pressure or bump while tunnel carries out supporting.
For achieving the above object, the invention provides a kind of mining bracket that can monitor bump in real time, including propping up
Support leg assembly and carriage assembly；
Described carriage assembly includes that arc props up board component and rack beam, is provided with connection bottom described rack beam two ends
Post, described connection post is provided with baffle plate；
Described rack beam two ends end face is to prop up the curved end that board component matches with arc；
Described supporting leg assembly top is provided with annular mounting blocks, and described annular mounting blocks inwall passes through screw thread and limit mounting
Ring outer wall screws assembling；Hemispheric Spherical Projectiles spring plank is installed in described limit mounting ring；
Connect post to be adjacent to Spherical Projectiles spring plank contact outside inside Spherical Projectiles spring plank and baffle plate；
Described limit mounting ring includes that arc is adjacent to part and mounting ring part, and described arc is adjacent to part and installs ring portion
Divide and form slot to make way；Described mounting ring part is assembled by threaded engagement with annular mounting blocks inwall by screw thread；
It is the cambered surface that is adjacent to being adjacent to Spherical Projectiles spring plank contact that described arc is adjacent to sections inner side, the described arc being adjacent to cambered surface
Spend identical with Spherical Projectiles spring plank radian；
Described supporting leg assembly top is provided with buffering oil groove, described connection post load in buffering oil groove and be assemblied in buffering
Damper piston in oil groove connects fixing；
Connected with adding pressure oil groove by oil duct below described buffering oil groove, described add pressure oil groove sectional area and should no more than buffer
The 2/3 of oil groove；
Described adds the pressurizing piston being provided with pressurizing piston group in pressure oil groove, and described pressurizing piston group also includes that pressurization is even
Bar, pressurizing block, described pressurization connecting rod loads in test chamber through pressurization even hole, and is fixed with on the end in test chamber and adds
Briquetting；
Described test chamber is provided with opening on supporting leg assembly；
Described pressurizing block bottom surface holds out against with pressure sensor contacts, and described pressure transducer loads the tray peace of detection tray
In tankage；
Being additionally provided with tapped through hole, indicating arm on described detection tray, described indicating arm loads in instruction groove, described finger
Show that groove is arranged on supporting leg assembly；
Described tapped through hole is screwed with power screw by screw thread, and described power screw one end passes supporting leg assembly and wears
Going out end to be connected by bearing with the first slide block, the other end also passes supporting leg assembly and the second slide block is connected by bearing, and wears
Go out the second slide block；
The first described slide block is assemblied in the first chute, and the first described chute is by the side of the first runner block Yu supporting leg assembly
Wall is constituted；
The second described slide block is assemblied in the second chute, and the second described chute is by the second runner block and the second gripper shoe sidewall
Constitute；
The second described gripper shoe is connected on supporting leg assembly sidewall by contiguous block part.
As a further improvement on the present invention, described arc props up board component and includes main body support plate, described main body support plate
Inside it is provided with support plate mounting groove, is sequentially provided with arc spring plate in described support plate mounting groove from the bottom to top, accommodates frid, the first pressure
Plate, buffer board, T-shaped pressing plate；
Described arc spring plate side is provided with Sliding partitions, and described Sliding partitions loads in the holding tank accommodating frid, institute
The holding tank plate height stated is less than arc spring plate；Described receiving frid uses hard material to make；
The first described pressing plate is provided with pressing plate and props up block, and described pressing plate props up block and is not more than arc bullet with holding tank plate height sum
The height of spring plank；Described buffer board should use elastomeric material to make；
Described T-shaped pressing plate includes that big end portion and small end part, the width of described big end portion are not more than main body support plate width
Spend and not less than support plate mounting groove width；Described small end is distributed in support plate mounting groove 1 and buffer board compression fit；
Described arc props up and is also cased with support plate sleeve on board component, and described support plate sleeve is provided with sleeve openings, and described props up
Sleeve-board cylinder uses elastomeric material to make；
Described support plate sleeve is enclosed within arc and props up on board component, and is provided with arc pressuring plate at sleeve openings, and hold-down bolt passes
Arc pressuring plate also screws assembling with main body support plate.
As a further improvement on the present invention, also hinged with the projecting shaft of gas bar inside described main body support plate, described
The cylinder other end is fixed on rack beam；
Be cased with buffer spring on described gas bar, described buffer spring two ends respectively with side joint in rack beam and main body support plate
Touch and hold out against；
Contact with curved end inside described main body support plate and be adjacent to, phase inside the radian of described curved end and main body support plate
With.
As a further improvement on the present invention, described pressing plate props up block with holding tank plate height sum than arc spring plate
The least more than 2 millimeters.
As a further improvement on the present invention, being provided with camshaft below detection tray, described camshaft includes convex
Wheel shaft portion and cam portion, described cam portion is arranged on below detection tray；The cross section of described cam portion is
Oval；
Described cam portion is arranged in cam mounting groove, and described cam link part one end is assemblied in cam mounting groove
On sidewall, the other end stretches out cam mounting groove sidewall and passes supporting leg assembly.
As a further improvement on the present invention, being provided with at test chamber opening part and seal up a door, described sealing up a door is provided with power
The elongated slot of sealing up a door that screw rod passes and can move up and down；
Described bottom of sealing up a door is additionally provided with installation slide block, and described installation slide block is provided with slide block and installs through hole, described slide block
Installation through hole assembles with slide bar one end of sealing up a door and the described slide bar other end of sealing up a door is fixed on slip groove sidewall, described cunning
Dynamic groove is arranged in contiguous block part；
Being cased with spring of sealing up a door on described slide bar of sealing up a door, described spring of sealing up a door will be sealed up a door and be held out against at test chamber opening.
As a further improvement on the present invention, supporting leg assembly mid portion on oil duct vertical direction is provided with
Switch groove, is provided with switch slide block in described switch groove, supporting leg assembly and external part are stretched out in described switch slide block one end
It is fixed with switch slide block mounting portion；
Switch screw rod through switch slide block mounting portion and is assembled by bearing with supporting leg assembly, and described switch screw rod passes through
Screw thread screws assembling with switch slide block mounting portion.
As a further improvement on the present invention, supporting leg assembly is fixed with the first gripper shoe, the first described support
Plate is provided with gripper shoe part, and switch screw rod through support bar part and is assembled by bearing with gripper shoe part.
As a further improvement on the present invention, being provided with the water leg of arc on damper piston end face, described catchments
Slot cross-section is the arc that middle low two ends are high, and described water leg is provided with drainage openings, the height of described drainage openings
It is not more than water leg lowest part and connected set tank lowest part；
Being provided with osculum in the supporting leg assembly part higher than damper piston bottom surface, described osculum is with drainage openings even
Logical.
As a further improvement on the present invention, the oil trap being provided with arc on pressure oil groove bottom surface is being added, described oil-collecting
Groove is the arc that middle low two ends are high, and described oil trap lowest part connects with outage, and described outage is arranged on and props up
On support assembly.
The invention has the beneficial effects as follows:
1, the present invention props up at arc and is capable of quickly absorbing impact and stepping down by buffer board, latch plate on board component, it is possible to
It is greatly increased the present invention resistivity for instant impact.
2, the present invention uses gas bar, buffer spring can be greatly increased arc support plate component passes on carriage assembly
The absorption of impulsive force and allow capability, successfully manage bump tunnel frequently.
3, the present invention can pass through Spherical Projectiles spring plank, buffering oil groove and the mating reaction of damper piston on supporting leg assembly
Absorb the impact pressed partially and can accomplish to step down timely, it is impossible to enough sensing pressure can be provided for pressure transducer
Power, additionally it is possible to be effectively improved the shock resistance that support is overall.
4, the present invention can adjust the instant impact of pressure transducer simply and easily, it is possible to effectively protects pressure sensing
Device.
5, the pressure transducer replacing of the present invention is simple, convenient, greatly reduces the maintenance cost during use and difficulty
Degree.
6, the present invention detects bump in real time by pressure transducer, and not only progress is higher, and reliability, ruggedness
Exceed existing bump detection device.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Figure.
Fig. 2 is the structural representation of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Figure.
Fig. 3 is the structural representation of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Figure.
Fig. 4 is the arc support plate group of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Part end face structure figure.
Fig. 5 is the front view of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention.
Fig. 6 is enlarged drawing at F1 in Fig. 5.
Fig. 7 is the supporting leg assembly of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Left view.
Fig. 8 is the part blast of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Figure.
Fig. 9 is the detection components knot of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Structure schematic diagram.
Figure 10 is the detection components of a kind of mining bracket detailed description of the invention that can monitor bump in real time of the present invention
Structural representation.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Seeing Fig. 1-Figure 10, a kind of mining bracket that can monitor bump in real time, including supporting leg assembly 100 and support group
Part 400；
Described carriage assembly 400 includes that arc props up board component and rack beam 401, bottom described rack beam 401 two ends
Being provided with connection post 4011, described connection post 4011 is provided with baffle plate 4012；
Described rack beam 401 two ends end face is to prop up the curved end 4013(that board component matches to see Fig. 8 with arc)；
Seeing Fig. 1-Fig. 4, Fig. 8, described arc props up board component and includes main body support plate 408, is provided with in described main body support plate 408
Support plate mounting groove 4081, is sequentially provided with arc spring plate 410 from the bottom to top, accommodates frid in described support plate mounting groove 4081
409, the first pressing plate 407, buffer board 406, T-shaped pressing plate 405；
Described arc spring plate 410 side is provided with Sliding partitions 411, and described Sliding partitions 411 loads and accommodates frid 409
In holding tank 4091, described receiving frid 409 height is less than arc spring plate 410；
Described receiving frid 409 uses hard material to make, such as steel, aluminium alloy etc..
The first described pressing plate 407 is provided with pressing plate and props up block 4071, and described pressing plate props up block 4071 and accommodates frid 409 height
Degree sum is not more than the height of arc spring plate 410, the least more than 2 millimeters like the height of arc spring plate 410；
Described buffer board 406 should use elastomeric material to make, such as rubber, silica gel, flexible plastic etc.；
Described T-shaped pressing plate 405 includes big end portion 4051 and small end part 4052, and the width of described big end portion 4051 is not
More than main body support plate 408 width and not less than support plate mounting groove 4081 width；Described small end part 4052 loads support plate and installs
With buffer board 406 compression fit in groove 4081；
Described arc props up and is also cased with support plate sleeve 404 on board component, and described support plate sleeve 404 is provided with sleeve openings
4041, described support plate sleeve 404 uses elastomeric material to make, such as rubber, silica gel, elastoplast etc.；
Described support plate sleeve 404 is enclosed within arc and props up on board component, and is provided with arc pressuring plate 412 at sleeve openings 4041, pressure
Tight bolt 413 through arc pressuring plate 412 and screws assembling with main body support plate 408.This just makes arc pressuring plate by hold-down bolt 413
Support plate sleeve 404 is compressed by 412.Described support plate sleeve 404 is mainly used for fixing T-shaped pressing plate 405；
See Fig. 2, cylinder 402 other end also hinged with the projecting shaft of gas bar 402, described inside described main body support plate 408
It is fixed on rack beam 401；
Be cased with buffer spring 403 on described gas bar 402, described buffer spring 403 two ends respectively with rack beam 401 and main
Body support plate 408 interior side contacts holds out against；
Contact with curved end 4013 inside described main body support plate 408 and be adjacent to, the radian of described curved end 4013 and master
Inside body support plate 408 identical.
When back produces pressure, first pressure can be delivered to T-shaped pressing plate 405, described small end part 4052 meeting
By pressure conduction to buffer board 406, owing to buffer board uses elastomeric material, therefore pressure just can be carried out by buffer board 406
Absorb and little scope can be carried out and step down.
When pressure is slightly larger, pressure runs past cushion 406 and conducts to the first pressing plate 407, the first described pressing plate 407
Will press arc spring plate 410 top, can deform after described arc spring plate 410 pressurized, during deformation, activity is sliding
Plate 411 can slide in holding tank 4091.
By the way, it is possible to realize the two-stage to bump or top board instantaneous variation pressure and absorb and step down,
Bump can not only be successfully managed, additionally it is possible to reduce the bump impact to support, extending bracket life-span.
Arc props up the pressure suffered by board component and can be delivered on gas bar 402 and spring 403, described gas bar 402 and spring
403 pairs of impact low pressure all have preferable absorbability and allow bit function in time, it is possible to be greatly improved support to bump
Adaptability.Arc prop up board component pressurized excessive time, described arc props up board component two ends and can skid off from curved end 4013, shape
Becoming bigger effect of stepping down (being similar to stepping down of U-shaped support), this design makes bit comparison timely, and is capable of bigger chi
Very little stepping down substantially increases the impact resistance of support.
Seeing Fig. 2, Fig. 5-Fig. 7, described supporting leg assembly 100 top is provided with annular mounting blocks 101, described annular peace
Dress block 101 inwall screws assembling by screw thread and limit mounting ring 502 outer wall；Half it is provided with in described limit mounting ring 502
Spherical Spherical Projectiles spring plank 501；
Connect post 4011 to be adjacent to Spherical Projectiles spring plank 501 contact outside inside Spherical Projectiles spring plank 501 and baffle plate 4012；When
So, the cambered surface preferably coordinated with Spherical Projectiles spring plank 501 inside their baffle plate 4012；
Described limit mounting ring 501 includes that arc is adjacent to part 5021 and mounting ring part 5022, and described arc is adjacent to portion
5021 are divided to form slot to make way 5023 with mounting ring part 5022；
Described mounting ring part 5022 is assembled by threaded engagement with annular mounting blocks 101 inwall by screw thread；
Described arc is adjacent to for being adjacent to the cambered surface that is adjacent to contacted with Spherical Projectiles spring plank 501 inside part 5021, and described is adjacent to
The radian of cambered surface is the most identical with Spherical Projectiles spring plank 501 radian.
When bump produces, the pressure come by carriage assembly 400 transmission can be delivered to connect on post 4011, connects
Spherical Projectiles spring plank 501 can be pressed by post 4011 by baffle ring 4012, can deform, bottom it after Spherical Projectiles spring plank 501 pressurized
Can open outward and enter in slot to make way 5023.The rigidity of Spherical Projectiles spring plank 501 is higher and its shock resistance when being hit
Good, make bit comparison timely, it is possible to be greatly improved the Kang Chongli ability of support.The most preferably on the sphere of Spherical Projectiles spring plank 501
Arranging at least one groove, this can reduce the rigidity of Spherical Projectiles spring plank 501 so that it is can possess preferable elasticity, certainly lead to
Groove should be arranged on the bottom of Spherical Projectiles spring plank 501 and run through bottom surface.
Described supporting leg assembly 100 top is provided with buffering oil groove 103, and described connection post 4011 loads buffering oil groove
In 103 and it is connected fixing with the damper piston 601 being assemblied in buffering oil groove 103；
Being connected with adding pressure oil groove 107 by oil duct 105 below described buffering oil groove 103, described adds pressure oil groove 107 sectional area
Should no more than buffer the 2/3 of oil groove 103.So, hydraulic oil buffered oil groove 103 enters to add and can make oiling oil in pressure oil groove 107
Pressure in groove strengthens.
Described adds the pressurizing piston 6031 being provided with pressurizing piston group 603 in pressure oil groove 107, described pressurizing piston group
603 also include that pressurize connecting rod 6033, pressurizing block 6032, described pressurization connecting rod 6033 even load test chamber in hole 111 through pressurization
In 112, and on the end in test chamber 112, it is fixed with pressurizing block 6032；
Described test chamber 112 one end is opening, and i.e. described test chamber 112 is provided with opening on supporting leg assembly 100；
Described pressurizing block 6032 bottom surface contacts with pressure transducer 604 and holds out against, and described pressure transducer 604 loads detection torr
In the tray mounting groove 6051 of block 605；
Being additionally provided with tapped through hole 6052, indicating arm 6053 on described detection tray 605, described indicating arm 6053 loads instruction
In groove 102, described instruction groove is arranged on supporting leg assembly 100；
Described tapped through hole 6052 is screwed with power screw 606 by screw thread, and described power screw 606 one end passes support
Lower limb assembly 100 and traversing through end and the first slide block 618 are connected by bearing, and it is sliding that the other end also passes supporting leg assembly 100 and second
Block 612 is connected by bearing, and passes the second slide block 612；
The first described slide block 618 is assemblied in the first chute 6171, the first described chute 6171 by the first runner block 617 with
The sidewall of supporting leg assembly 100 is constituted；
The second described slide block 612 is assemblied in the second chute 6111, the second described chute 6111 by the second runner block 611 with
Second gripper shoe 613 sidewall is constituted；
The second described gripper shoe 613 is connected on supporting leg assembly 100 sidewall by contiguous block part 6133；
During use, detection tray 605 just can be made to move on power screw 606 by rotational power screw rod 606.Need with changing pressure
Force transducer 604 is, it is only necessary to rotational power screw rod 606 makes detection tray 605 skid off supporting leg assembly along power screw 606
100 is outer.
Owing to pressurizing block 6032 and pressure transducer 604 are compression fit, directly detection tray 605 are taken out and can damage
They surfaces of contacting of pressurizing block 6032 and pressure transducer 604, thus when can be designed to detection tray 605 need to take out to
Declining a bit, just take out after allowing pressurizing block 6032 no longer contact with pressure transducer 604, concrete structure is:
Can arrange camshaft 607 below detection tray, described camshaft 607 includes cam link part 6071 and cam part
Dividing 6072, described cam portion 6072 is arranged on below detection tray 605.
The cross section of described cam portion 6072 is oval, upwards holds out against at cam portion 6072 major axis described in during use
Detection tray 605.When needing to take out detection tray, rotate cam link part 6071, make to hold at the short axle of cam portion 6072
Detection tray 605, then takes out detection tray.
Described cam portion 6072 is arranged in cam mounting groove 109, and described cam link part 6071 one end
Being assemblied on cam mounting groove 109 sidewall, the other end stretches out cam mounting groove 109 sidewall and passes supporting leg assembly 100.
Owing to power screw 606 all can move up and down with detection tray 605, therefore should be by power screw 606 through second
Be arranged such that respectively at fagging 613, supporting leg assembly 100 gripper shoe elongated slot 6131 that power screw 606 slides up and down,
Support leg elongated slot 110.
Further, in order to prevent external dust, dampness etc. from entering in test chamber 112, can be at test chamber 112 opening
Place's setting seals up a door 614, described seal up a door 614 be provided with power screw 606 through and the elongated slot 6143 of sealing up a door that can move up and down；
Described bottom of sealing up a door is additionally provided with installation slide block 6141, and described installation slide block 6141 is provided with slide block and installs through hole
6142, described slide block installation through hole 6142 assembles with slide bar 616 one end of sealing up a door and described slide bar 616 other end of sealing up a door is fixed
On slip groove 6132 sidewall, described slip groove 6132 is arranged in contiguous block part 6131；
Being cased with spring 615 of sealing up a door on described slide bar 616 of sealing up a door, described spring 615 of sealing up a door will be sealed up a door and 614 be held out against in test chamber
112 openings.
When taking out detection tray 605, described detection tray 605 614 can contact and make to seal up a door with sealing up a door and 614 overcome and seal up a door
Spring force skids off.When detection tray 605 is reinstalled test chamber 112, described 614 meetings of sealing up a door are in the effect of spring 615 of sealing up a door
Lower slider is to test chamber 112 opening part.
See Fig. 6, Fig. 7, further, in order to prevent buffering the moment punching at oil groove 103, pressure transducer 604 produced
Hit excessive and damage pressure transducer 604, can be on the supporting leg assembly 100 mid portion on oil duct 105 vertical direction
Arranging switch groove 106, be provided with switch slide block 6092 in described switch groove 106, described switch slide block 6092 one end is stretched out
Supporting leg assembly 100 and external part are fixed with switch slide block mounting portion 6091；
Switch screw rod 610 through switch slide block mounting portion 6091 and is assembled by bearing with supporting leg assembly 100, and described opens
Close screw rod 610 and screw assembling by screw thread with switch slide block mounting portion 6091；
During use, can control to switch slide block 6092 by rotating switch screw rod 610 and block the width of oil duct 105, namely adjust
The logical pasta of whole oil duct 105 amasss.
Firm in order to make switch screw rod 610 install, the first gripper shoe 608 can be fixed on supporting leg assembly 100, described
The first gripper shoe 608 be provided with gripper shoe part 6081, switch screw rod 610 is through support bar part 681 and supporting board
681 are divided to be assembled by bearing.
Further, in order to prevent buffering oil groove 103 from gathering at liquid such as the part generation hydrops of damper piston more than 601
Collection, can arrange the water leg 6011 of arc on damper piston 601 end face, and described water leg 6011 cross section is middle low by two
Holding high arc, and described water leg 6011 is provided with drainage openings 6012, the height of described drainage openings 6012 is little
In water leg 6011 lowest part and connected set tank 6011 lowest part；
The supporting leg assembly 100 part higher than damper piston 601 bottom surface is provided with osculum 104, described osculum 104
Connect with drainage openings 6012.So when buffering oil groove 103 at damper piston 601 above section generation hydrops, described is long-pending
Water can be discharged, without affecting performance and the use of support by osculum 104.
Further, in order to prevent the hydraulic oil adding in pressure oil groove 107 from even entering test chamber 112 shadow in hole 111 by pressurization
Ring the use of the components and parts such as pressure transducer.The oil trap 1071 that arc is set on pressure oil groove 107 bottom surface can added, described
Oil trap 1071 is the arc that middle low two ends are high, and described oil trap 1071 lowest part connects with outage 108, described
Outage 107 is arranged on bracket assembly 100.
The preferred embodiment of the present invention described in detail above.Should be appreciated that those of ordinary skill in the art without
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technology in the art
Personnel are available by logical analysis, reasoning, or a limited experiment the most on the basis of existing technology
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. can monitor a mining bracket for bump in real time, including supporting leg assembly and carriage assembly；It is characterized in that:
Described carriage assembly includes that arc props up board component and rack beam, is provided with connection bottom described rack beam two ends
Post, described connection post is provided with baffle plate；
Described rack beam two ends end face is to prop up the curved end that board component matches with arc；
Described supporting leg assembly top is provided with annular mounting blocks, and described annular mounting blocks inwall passes through screw thread and limit mounting
Ring outer wall screws assembling；Hemispheric Spherical Projectiles spring plank is installed in described limit mounting ring；
Connect post to be adjacent to Spherical Projectiles spring plank contact outside inside Spherical Projectiles spring plank and baffle plate；
Described limit mounting ring includes that arc is adjacent to part and mounting ring part, and described arc is adjacent to part and installs ring portion
Divide and form slot to make way；Described mounting ring part is assembled by threaded engagement with annular mounting blocks inwall by screw thread；
It is the cambered surface that is adjacent to being adjacent to Spherical Projectiles spring plank contact that described arc is adjacent to sections inner side, the described arc being adjacent to cambered surface
Spend identical with Spherical Projectiles spring plank radian；
Described supporting leg assembly top is provided with buffering oil groove, described connection post load in buffering oil groove and be assemblied in buffering
Damper piston in oil groove connects fixing；
Connected with adding pressure oil groove by oil duct below described buffering oil groove, described add pressure oil groove sectional area and should no more than buffer
The 2/3 of oil groove；
Described adds the pressurizing piston being provided with pressurizing piston group in pressure oil groove, and described pressurizing piston group also includes that pressurization is even
Bar, pressurizing block, described pressurization connecting rod loads in test chamber through pressurization even hole, and is fixed with on the end in test chamber and adds
Briquetting；
Described test chamber is provided with opening on supporting leg assembly；
Described pressurizing block bottom surface holds out against with pressure sensor contacts, and described pressure transducer loads the tray peace of detection tray
In tankage；
Being additionally provided with tapped through hole, indicating arm on described detection tray, described indicating arm loads in instruction groove, described finger
Show that groove is arranged on supporting leg assembly；
Described tapped through hole is screwed with power screw by screw thread, and described power screw one end passes supporting leg assembly and wears
Going out end to be connected by bearing with the first slide block, the other end also passes supporting leg assembly and the second slide block is connected by bearing, and wears
Go out the second slide block；
The first described slide block is assemblied in the first chute, and the first described chute is by the side of the first runner block Yu supporting leg assembly
Wall is constituted；
The second described slide block is assemblied in the second chute, and the second described chute is by the second runner block and the second gripper shoe sidewall
Constitute；
The second described gripper shoe is connected on supporting leg assembly sidewall by contiguous block part.
A kind of mining bracket that can monitor bump in real time, is characterized in that: described arc
Board component includes main body support plate, is provided with support plate mounting groove in described main body support plate, in described support plate mounting groove by down to
On be sequentially provided with arc spring plate, accommodate frid, the first pressing plate, buffer board, T-shaped pressing plate；
Described arc spring plate side is provided with Sliding partitions, and described Sliding partitions loads in the holding tank accommodating frid, institute
The holding tank plate height stated is less than arc spring plate；Described receiving frid uses hard material to make；
The first described pressing plate is provided with pressing plate and props up block, and described pressing plate props up block and is not more than arc bullet with holding tank plate height sum
The height of spring plank；Described buffer board should use elastomeric material to make；
Described T-shaped pressing plate includes that big end portion and small end part, the width of described big end portion are not more than main body support plate width
Spend and not less than support plate mounting groove width；Described small end is distributed in support plate mounting groove 1 and buffer board compression fit；
Described arc props up and is also cased with support plate sleeve on board component, and described support plate sleeve is provided with sleeve openings, and described props up
Sleeve-board cylinder uses elastomeric material to make；
Described support plate sleeve is enclosed within arc and props up on board component, and is provided with arc pressuring plate at sleeve openings, and hold-down bolt passes
Arc pressuring plate also screws assembling with main body support plate.
A kind of mining bracket that can monitor bump in real time, is characterized in that: described main body
Inside support plate also hinged with the projecting shaft of gas bar, the described cylinder other end is fixed on rack beam；
Be cased with buffer spring on described gas bar, described buffer spring two ends respectively with side joint in rack beam and main body support plate
Touch and hold out against；
Contact with curved end inside described main body support plate and be adjacent to, phase inside the radian of described curved end and main body support plate
With.
A kind of mining bracket that can monitor bump in real time, is characterized in that: described pressing plate
Prop up block less than the height of arc spring plate with holding tank plate height sum more than 2 millimeters.
A kind of mining bracket that can monitor bump in real time, is characterized in that: at detection tray
Lower section is provided with camshaft, and described camshaft includes that cam link part and cam portion, described cam portion are arranged on
Below detection tray；The cross section of described cam portion is oval；
Described cam portion is arranged in cam mounting groove, and described cam link part one end is assemblied in cam mounting groove
On sidewall, the other end stretches out cam mounting groove sidewall and passes supporting leg assembly.
6. a kind of mining bracket that can monitor bump in real time as described in claim 1-5 is arbitrary, is characterized in that: in inspection
Survey chamber opening part is provided with seals up a door, and described sealing up a door is provided with the elongated slot of sealing up a door that power screw passes and can move up and down；
Described bottom of sealing up a door is additionally provided with installation slide block, and described installation slide block is provided with slide block and installs through hole, described slide block
Installation through hole assembles with slide bar one end of sealing up a door and the described slide bar other end of sealing up a door is fixed on slip groove sidewall, described cunning
Dynamic groove is arranged in contiguous block part；
Being cased with spring of sealing up a door on described slide bar of sealing up a door, described spring of sealing up a door will be sealed up a door and be held out against at test chamber opening.
7. a kind of mining bracket that can monitor bump in real time as described in claim 1-5 is arbitrary, is characterized in that: propping up
Support leg assembly is provided with switch groove on the mid portion on oil duct vertical direction, be provided with switch sliding in described switch groove
Block, supporting leg assembly is stretched out in described switch slide block one end and external part is fixed with switch slide block mounting portion；
Switch screw rod through switch slide block mounting portion and is assembled by bearing with supporting leg assembly, and described switch screw rod passes through
Screw thread screws assembling with switch slide block mounting portion.
A kind of mining bracket that can monitor bump in real time, is characterized in that: in supporting leg group
Being fixed with the first gripper shoe on part, the first described gripper shoe is provided with gripper shoe part, and switch screw rod is through support bar part
And assembled by bearing with gripper shoe part.
9. a kind of mining bracket that can monitor bump in real time as described in claim 1-5 is arbitrary, is characterized in that: slow
Rushing the water leg being provided with arc on piston-top surface, described water leg cross section is the arc that middle low two ends are high, and described
Water leg is provided with drainage openings, and the height of described drainage openings is not more than water leg lowest part and connected set tank is minimum
Place；
Being provided with osculum in the supporting leg assembly part higher than damper piston bottom surface, described osculum is with drainage openings even
Logical.
10. a kind of mining bracket that can monitor bump in real time as described in claim 1-5 is arbitrary, is characterized in that:
Adding the oil trap being provided with arc on pressure oil groove bottom surface, described oil trap is the arc that middle low two ends are high, and described collection
Oil groove lowest part connects with outage, and described outage is arranged on bracket assembly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610825207.1A CN106285735B (en) | 2016-09-14 | 2016-09-14 | A kind of mining bracket that can monitor bump in real time |
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|---|---|---|---|
| CN201610825207.1A CN106285735B (en) | 2016-09-14 | 2016-09-14 | A kind of mining bracket that can monitor bump in real time |
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| CN106285735A true CN106285735A (en) | 2017-01-04 |
| CN106285735B CN106285735B (en) | 2018-06-05 |
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| CN201610825207.1A Active CN106285735B (en) | 2016-09-14 | 2016-09-14 | A kind of mining bracket that can monitor bump in real time |
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| CN107227964A (en) * | 2017-08-08 | 2017-10-03 | 贵州大学 | It is a kind of to be effective against mine pressure and the drive device of CONTROL OF STRATA MOVEMENT |
| CN108894806A (en) * | 2018-06-27 | 2018-11-27 | 王欣 | A kind of coal mine roadway safety support device |
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| CN110847940A (en) * | 2019-10-25 | 2020-02-28 | 湖州鹿山坞建材科技有限公司 | Support frame that used in mine |
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| CN107227964A (en) * | 2017-08-08 | 2017-10-03 | 贵州大学 | It is a kind of to be effective against mine pressure and the drive device of CONTROL OF STRATA MOVEMENT |
| CN108894806A (en) * | 2018-06-27 | 2018-11-27 | 王欣 | A kind of coal mine roadway safety support device |
| CN108894806B (en) * | 2018-06-27 | 2019-10-08 | 南理工泰兴智能制造研究院有限公司 | A kind of coal mine roadway safety support device |
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| CN109236339B (en) * | 2018-11-02 | 2024-02-27 | 陈成军 | Tunnel shock absorption and impact resistance support |
| CN110645029A (en) * | 2019-09-30 | 2020-01-03 | 浙江海洋大学 | Supporting equipment for tunnel construction |
| CN110847940A (en) * | 2019-10-25 | 2020-02-28 | 湖州鹿山坞建材科技有限公司 | Support frame that used in mine |
| CN111485928B (en) * | 2020-04-24 | 2022-03-25 | 河南城建学院 | Construction is with preventing watertight fittings that collapses |
| CN111485928A (en) * | 2020-04-24 | 2020-08-04 | 河南城建学院 | Construction is with preventing watertight fittings that collapses |
| CN111852070A (en) * | 2020-08-03 | 2020-10-30 | 西安科技大学 | Supporting and reinforcing structure and method for irregular cave top of ancient cave |
| CN112065473A (en) * | 2020-08-03 | 2020-12-11 | 山东省煤田地质规划勘察研究院 | Device for preventing rock burst of coal mining working face |
| CN111779515A (en) * | 2020-08-28 | 2020-10-16 | 华亭煤业集团有限责任公司 | Rock burst prevention support for mining |
| CN113006831A (en) * | 2021-05-06 | 2021-06-22 | 山东科技大学 | Steel arch yielding buffer support for roadway miner and implementation method thereof |
| CN113202521A (en) * | 2021-06-16 | 2021-08-03 | 中国矿业大学 | Vertical column type energy-absorbing support simulation experiment device and method capable of adjusting pretightening force |
| CN113818927A (en) * | 2021-10-14 | 2021-12-21 | 山东省煤田地质规划勘察研究院 | Rock burst prevention and control device with energy guide function |
| CN113818927B (en) * | 2021-10-14 | 2024-03-15 | 山东省煤田地质规划勘察研究院 | Rock burst control device with energy guiding function |
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Effective date of registration: 20190411 Address after: 230000 B-1512, west of Ganquan Road, Shushan District, Hefei, Anhui. Patentee after: Anhui Eagle Dragon Industrial Design Co., Ltd. Address before: No. 168 Shun Geng Middle Road, Huainan, Anhui Province Patentee before: Anhui University Of Science And Technology |
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Effective date of registration: 20190612 Address after: 221600 Houwangzhuang Village Primary School, Anguo Town, Peixian County, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Huixin Industrial and Mining Equipment Parts Manufacturing Co., Ltd. Address before: 230000 B-1512, west of Ganquan Road, Shushan District, Hefei, Anhui. Patentee before: Anhui Eagle Dragon Industrial Design Co., Ltd. |