CN105668469A - Maintenance platform for hydraulic supports - Google Patents
Maintenance platform for hydraulic supports Download PDFInfo
- Publication number
- CN105668469A CN105668469A CN201610186401.XA CN201610186401A CN105668469A CN 105668469 A CN105668469 A CN 105668469A CN 201610186401 A CN201610186401 A CN 201610186401A CN 105668469 A CN105668469 A CN 105668469A
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- China
- Prior art keywords
- jack
- grades
- inspection platform
- base
- hinged
- 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.)
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Links
- 238000012423 maintenance Methods 0.000 title abstract description 15
- 238000007689 inspection Methods 0.000 claims description 43
- 230000002441 reversible effect Effects 0.000 claims description 4
- 230000009194 climbing Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
-
- 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
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a maintenance platform for hydraulic supports. The maintenance platform comprises a working platform (1), a base (2), supporting beams (3) and a first-stage jack (4), wherein one ends of the supporting beams (3) are hinged to the base (2), the other ends of the supporting beams (3) are hinged to the working platform (1), and the two ends of the first-stage jack (4) are hinged to the base (2) and the supporting beams (3) respectively. Staff are located behind the working platform (1), the first-stage jack (4) extends out, the supporting beams (3) rotate in a vertical plane, and therefore the height of the working platform (1) can be increased, the staff can be directly transported to the preset height, the hydraulic supports can be maintained at the preset height, the staff are prevented from climbing up and down, and the personal safety of the staff is protected. According to the maintenance platform, the danger that the staff fall when climbing high for maintenance is effectively avoided, and the safety is improved.
Description
Technical field
The present invention relates to winning apparatus field, particularly relate to a kind of hydraulic support inspection platform.
Background technology
In coal mining overshoot, it is necessary to support drive by arranging hydraulic support, and the height of hydraulic support is also more and more higher, by improving the height of high working face hydraulic support, it is possible to the production efficiency in colliery is greatly improved.
But the lifting of height brings difficulty also to the maintaining of hydraulic support, and each accessory of hydraulic support needs to make regular check on its working condition after continuous coal mining activity, for occurring that damage or aging accessory to be replaced in time. And construction height that high working face hydraulic support descends upkeep operation in working order is general higher, staff is also required in higher position work, generally, maintainer adopts staircase to be fixed on support and maintenance of ascending a height, but the method exists very big potential safety hazard. Or on each hydraulic support top beam, weld a work platforms, but need to configure work platforms to every hydraulic support, not only increase manufacturing cost, simultaneously maintenance process need nonetheless remain for maintainer and uses staircase to climb, there is potential safety hazard equally, additionally, this method can only realize the maintenance to fixed position, it is impossible to complete the maintenance of caving shield top and wall supporting.
Therefore, how providing a kind of hydraulic support inspection platform with higher-security is that those skilled in the art are presently required and solve the technical problem that.
Summary of the invention
It is an object of the invention to provide a kind of hydraulic support inspection platform, it is possible to ensure the safety of staff.
For solving above-mentioned technical problem, the present invention provides a kind of hydraulic support inspection platform, including work platforms, also include base, support beam and one-level jack, one end of described support beam is hinged with described base, the other end of described support beam is hinged with described work platforms, and the two ends of described one-level jack are respectively articulated with described base and described support beam.
Preferably, described support beam includes one level of support beam, two grades of support beams and three grades of support beams, and described inspection platform also includes secondary jack and three grades of jack;
The two ends of described one level of support beam are respectively articulated with described base and one end of described two grades of support beams, and the two ends of described one-level jack are respectively articulated with described base and described one level of support beam;
One end of the hinged described three grades of support beams of the other end of described two grades of support beams, the two ends of described secondary jack are respectively articulated with described one level of support beam and described two grades of support beams;
The hinged described work platforms of the other end of described three grades of support beams, the two ends of described three grades of jack are respectively articulated with described two grades and support beams and described three grades of support beams.
Preferably, described one-level jack is hinged by link and described base.
Preferably, described base is provided with rotating shaft, the rotation axis of described rotating shaft is perpendicular to described base, described link is fixing with the top of described rotating shaft to be connected, also include horizontally disposed rotation jack, the hinged described base in one end of described rotation jack, the hinged described rotating shaft periphery of the other end.
Preferably, described base both sides are provided with the transport wheel of rolling on drag conveyor.
Preferably, described work platforms is provided around fence.
Preferably, described base is provided with the clamping device for clamping drag conveyor.
Preferably, described clamping device includes the screw rod passing vertically through described base and is arranged at the clamping bar below described base, one end of described screw rod is provided with handle, the other end connects the middle part of described clamping bar, the two ends of described clamping bar are all hinged with for the clamping block with the matching grooves of described drag conveyor, and described base bottom is also associated with two gripper jack for holding out against two described clamping blocks respectively.
Preferably, described one-level jack connects oil pump with described gripper jack each through reversible lock and electric hydraulic control valve.
Preferably, including symmetrically arranged two described clamping devices.
Hydraulic support inspection platform provided by the invention, including work platforms, base, support beam and one-level jack, the one end supporting beam is hinged with base, and the other end supporting beam is hinged with work platforms, and the two ends of one-level jack are respectively articulated with base and support beam. After staff is positioned at work platforms; one-level jack stretches out; support beam is made to rotate in vertical plane; and then promote the height of work platforms; direct carrying work personnel are to predetermined altitude; realize carrying out the maintenance of hydraulic support in predetermined height, it is to avoid staff climbs up and down, the personal safety of protection staff. It is prevented effectively from the danger that staff falls when carrying out ascending a height maintenance, improves safety.
Accompanying drawing explanation
Fig. 1 is the working state schematic representation of a kind of detailed description of the invention of hydraulic support inspection platform provided by the present invention;
Fig. 2 is the travel position schematic diagram of a kind of detailed description of the invention of hydraulic support inspection platform provided by the present invention;
Fig. 3 be hydraulic support inspection platform provided by the present invention a kind of detailed description of the invention in the structural representation of jacking system;
Fig. 4 be hydraulic support inspection platform provided by the present invention a kind of detailed description of the invention in the structural representation of base;
Fig. 5 be hydraulic support inspection platform provided by the present invention a kind of detailed description of the invention in control the hydraulic schematic diagram of system.
Detailed description of the invention
The core of the present invention is to provide a kind of hydraulic support inspection platform, it is possible to ensure the safety of staff.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Refer to the working state schematic representation of a kind of detailed description of the invention that Fig. 1 to Fig. 3, Fig. 1 are hydraulic support inspection platform provided by the present invention;Fig. 2 is the travel position schematic diagram of a kind of detailed description of the invention of hydraulic support inspection platform provided by the present invention; Fig. 3 be hydraulic support inspection platform provided by the present invention a kind of detailed description of the invention in the structural representation of jacking system.
The hydraulic support inspection platform that the specific embodiment of the invention provides, including work platforms 1, base 2, support beam 3 and one-level jack 4, the one end supporting beam 3 is hinged with base 2, the other end supporting beam 3 is hinged with work platforms 1, and the two ends of one-level jack 4 are respectively articulated with base 2 and support beam 3. Specifically, it is also possible to be arranged around fence 11 at work platforms 1.
When needs overhaul, hydraulic support inspection platform use hoist lifting to drag conveyor 7, undertaken transporting to precalculated position by the mode of self power or use coal-winning machine Hard link traction, now one-level jack 4 is in retracted mode, work platforms 1 is positioned at low-end trim, it is simple to staff enters.
After staff is positioned at work platforms 1; one-level jack 4 stretches out; support beam 3 is made to rotate in vertical plane; and then promote the height of work platforms 1; direct carrying work personnel are to predetermined altitude; realize carrying out the maintenance of hydraulic support in predetermined height, it is to avoid staff climbs up and down, the personal safety of protection staff. It is prevented effectively from the danger that staff falls when carrying out ascending a height maintenance, improves safety.
Specifically, it is possible to adopt multistage lifting system, wherein supporting beam 3 and include 31, two grades of one level of support beam support beam 32 and three grades of support beams 33, inspection platform also includes secondary jack 8 and three grades of jack 9. Wherein the two ends of one level of support beam 31 are respectively articulated with base 2 and one end of two grades of support beams 32, and the two ends of one-level jack 4 are respectively articulated with base 2 and one level of support beam 31; One end of two grades of hinged three grades of support beams 33 of the other end supporting beam 32, the two ends of secondary jack 8 are respectively articulated with one level of support beam 31 and two grades of support beams 32; Three grades of hinged work platformses 1 of the other end supporting beam 33, the two ends of three grades of jack 9 are respectively articulated with two grades and support beam 32 and three grades of support beams 33. When needing to promote work platforms 1 height; three jack all stretch out; and each jointed shaft is all horizontally disposed with; each support beam is enable to rotate in perpendicular, the height of final grading, lifting work platforms 1, form three grades of jacking systems; improve the highest lift height; reduce the volume under retracted mode, it is possible to the progression needing adjustment jacking system according to practical situation, all within protection scope of the present invention simultaneously.
In order to improve the stability of jacking system, each parts can be made hinged each through link 41, it is hinged with auxiliary rod between two simultaneously adjacent links 41, form quadric chain, improve stability further, work platforms 1 place is provided with levelling gear simultaneously, makes work platforms 1 be constantly in level. Specifically, one-level jack 4 and secondary jack 8 are positioned at the neither homonymy of one level of support bar 31, and secondary jack 8 and three grades of jack 9 are positioned at the same side of two grades of support bars 32. May be used without other connected modes, as long as ensure that the lifting of work platforms 1 height, all within protection scope of the present invention.
Refer to the structural representation of base in a kind of detailed description of the invention that Fig. 4, Fig. 4 are hydraulic support inspection platform provided by the present invention.
Maintenance position is changed, it is necessary to make support beam 3 can rotate in horizontal plane in order to convenient.Rotating shaft 21 can be set on base 2, the rotation axis of rotating shaft 21 is perpendicular to base 2, and link 41 is fixing with the top of rotating shaft 21 to be connected, and has been horizontally disposed with rotation jack 22 simultaneously, rotate one end articulated base 2 of jack 22, other end hinging rotary axle 21 periphery. By rotating the flexible of jack 22, axle 21 is rotated and rotates in horizontal plane, and then drive support beam 3 to rotate, thus changing the horizontal level of work platforms 1, it is achieved omnibearing maintenance. May be used without other modes to realize rotating, as used step motor drive, all within protection scope of the present invention.
In the hydraulic support inspection platform that the specific embodiment of the invention provides; can arrange transport wheel 23 in base 2 both sides, it can roll on drag conveyor 7, it is simple to the movement of inspection platform; can also passing through, slideway slide block is set and realizes mobile, all within protection scope of the present invention.
On the basis of the hydraulic support inspection platform of above-mentioned each detailed description of the invention offer, it is possible to clamping device 5 is set on base 2, is used for clamping drag conveyor 7, improve the stability of inspection platform during duty. Can the company's of being symmetrical arranged clamping device 5, it is possible to adjust quantity and the position of clamping device 5, all within protection scope of the present invention.
Specifically, clamping device 5 includes screw rod 51, clamping bar 52, clamping block 53 and gripper jack 54. Wherein screw rod 51 passes vertically through the screwed hole on base 2, the two ends making screw rod 51 lay respectively at above and below base 2, the upper end of screw rod 51 is provided with handle, lower end connects the middle part of clamping bar 52, the two ends of clamping bar 52 have been respectively articulated with clamping block 53, the matching grooves of clamping block 53 and drag conveyor 7, two gripper jack 54 are connected to bottom base 2 simultaneously, and two gripper jack 54 can hold out against two clamping blocks 53 respectively.
When needs enter duty, turning handle and make screw rod 51 rotate and move down, put down clamping bar 52, the clamping block 53 at two ends rotates and enters groove, and gripper jack 54 stretches out, and holds out against clamping block 53, it is achieved the locking to base 2. When needs enter travel position, regain gripper jack 54, and make screw rod 51 move up, and then drive clamping block 53 to remove, unlock. May be used without other devices and realize clamping, as adopted pin locking, all within protection scope of the present invention.
In order to realize the control to inspection platform, it is necessary to arrange corresponding hydraulic system, refer to the hydraulic schematic diagram controlling system in a kind of detailed description of the invention that Fig. 5, Fig. 5 are hydraulic support inspection platform provided by the present invention.
In the hydraulic support inspection platform that the specific embodiment of the invention provides, the control to each jack is realized by electric hydraulic control valve 43, one-level jack 4, rotation jack 22 connect oil pump with gripper jack 54 each through reversible lock 42 and electric hydraulic control valve 43, ensure accurately to control and stable working state, wherein reversible lock 42 is two hydraulic control one-way valves in parallel, is respectively communicated with two oil pockets of jack. Secondary jack 8 connects oil pump with three grades of jack 9 each through hydraulic control one-way valve and electric hydraulic control valve 43 simultaneously, it is ensured that accurately control and stable working state.
Complete inspection platform particular pose adjustment by electric-control system, to realize operation automatization simultaneously. The parts such as including electric hydraulic control valve, multistage displacement transducer, controller, power supply and cable.Electric hydraulic control valve can complete the direct manipulation to inspection platform; Multistage displacement transducer can record the particular pose of inspection platform for realizing the adjustment to inspection platform ad-hoc location; Controller receives sensor signal and signal is processed.
Above hydraulic support inspection platform provided by the present invention is described in detail. Principles of the invention and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention. It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention carries out some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (10)
1. a hydraulic support inspection platform, including work platforms (1), it is characterized in that, also include base (2), support beam (3) and one-level jack (4), one end of described support beam (3) is hinged with described base (2), the other end of described support beam (3) is hinged with described work platforms (1), and the two ends of described one-level jack (4) are respectively articulated with described base (2) and described support beam (3).
2. hydraulic support inspection platform according to claim 1, it is characterized in that, described support beam (3) includes one level of support beam (31), two grades of supports beam (32) and three grades of supports beam (33), and described inspection platform also includes secondary jack (8) and three grades of jack (9);
The two ends of described one level of support beam (31) are respectively articulated with described base (2) and one end of described two grades of supports beam (32), and the two ends of described one-level jack (4) are respectively articulated with described base (2) and described one level of support beam (31);
One end of hinged described three grades of supports beam (33) of the other end of described two grades of supports beam (32), the two ends of described secondary jack (8) are respectively articulated with described one level of support beam (31) and described two grades of supports beam (32);
The hinged described work platforms (1) of the other end of described three grades of supports beam (33), the two ends of described three grades of jack (9) are respectively articulated with described two grades and support beam (32) and described three grades of supports beam (33).
3. hydraulic support inspection platform according to claim 2, it is characterised in that described one-level jack (4) is hinged by link (41) and described base (2).
4. hydraulic support inspection platform according to claim 3, it is characterized in that, described base (2) is provided with rotating shaft (21), the rotation axis of described rotating shaft (21) is perpendicular to described base (2), described link (41) is fixing with the top of described rotating shaft (21) to be connected, also include horizontally disposed rotation jack (22), the hinged described base (2) in one end of described rotation jack (22), the other end hinged described rotating shaft (21) periphery.
5. hydraulic support inspection platform according to claim 1, it is characterised in that described base (2) both sides are provided with in upper transport wheel (23) rolled of drag conveyor (7).
6. hydraulic support inspection platform according to claim 1, it is characterised in that described work platforms (1) is provided around fence (11).
7. the hydraulic support inspection platform according to claim 1 to 6 any one, it is characterised in that be provided with the clamping device (5) for clamping drag conveyor (7) on described base (2).
8. hydraulic support inspection platform according to claim 7, it is characterized in that, described clamping device (5) includes the screw rod (51) passing vertically through described base (2) and the clamping bar (52) being arranged at described base (2) lower section, one end of described screw rod (51) is provided with handle, the other end connects the middle part of described clamping bar (52), the two ends of described clamping bar (52) are all hinged with for the clamping block (53) with the matching grooves of described drag conveyor (7), described base (2) bottom is also associated with two gripper jack (54) for holding out against two described clamping blocks (53) respectively.
9. hydraulic support inspection platform according to claim 8, it is characterized in that, described one-level jack (4) connects oil pump with described gripper jack (54) each through reversible lock (42) and electric hydraulic control valve (43).
10. hydraulic support inspection platform described in 7 as requested, it is characterised in that include symmetrically arranged two described clamping devices (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610186401.XA CN105668469B (en) | 2016-03-29 | 2016-03-29 | A kind of hydraulic support inspection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610186401.XA CN105668469B (en) | 2016-03-29 | 2016-03-29 | A kind of hydraulic support inspection platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105668469A true CN105668469A (en) | 2016-06-15 |
| CN105668469B CN105668469B (en) | 2019-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610186401.XA Active CN105668469B (en) | 2016-03-29 | 2016-03-29 | A kind of hydraulic support inspection platform |
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| Country | Link |
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| CN (1) | CN105668469B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111606266A (en) * | 2020-06-03 | 2020-09-01 | 兖矿集团有限公司 | Large mining height hydraulic support detection platform |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011067462A1 (en) * | 2009-12-04 | 2011-06-09 | Kessu Oy | Hoist fastening device |
| CN203973211U (en) * | 2014-06-12 | 2014-12-03 | 北汽福田汽车股份有限公司 | Sheet material clamping device |
| CN204111267U (en) * | 2014-10-16 | 2015-01-21 | 重庆大江工业有限责任公司 | A kind of job platform automatic leveling device of mixing arm aerial platform |
| CN104692304A (en) * | 2015-03-27 | 2015-06-10 | 江苏省电力公司常州供电公司 | Self-propelled insulated aerial working platform |
| CN105060199A (en) * | 2015-08-19 | 2015-11-18 | 浙江鼎力机械股份有限公司 | Crank arm type aerial work platform with easily-expanded height |
-
2016
- 2016-03-29 CN CN201610186401.XA patent/CN105668469B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011067462A1 (en) * | 2009-12-04 | 2011-06-09 | Kessu Oy | Hoist fastening device |
| CN203973211U (en) * | 2014-06-12 | 2014-12-03 | 北汽福田汽车股份有限公司 | Sheet material clamping device |
| CN204111267U (en) * | 2014-10-16 | 2015-01-21 | 重庆大江工业有限责任公司 | A kind of job platform automatic leveling device of mixing arm aerial platform |
| CN104692304A (en) * | 2015-03-27 | 2015-06-10 | 江苏省电力公司常州供电公司 | Self-propelled insulated aerial working platform |
| CN105060199A (en) * | 2015-08-19 | 2015-11-18 | 浙江鼎力机械股份有限公司 | Crank arm type aerial work platform with easily-expanded height |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111606266A (en) * | 2020-06-03 | 2020-09-01 | 兖矿集团有限公司 | Large mining height hydraulic support detection platform |
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| Publication number | Publication date |
|---|---|
| CN105668469B (en) | 2019-06-11 |
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