CN201232560Y - Multilayer and double-fork hyperstatic hydraulic support - Google Patents
Multilayer and double-fork hyperstatic hydraulic support Download PDFInfo
- Publication number
- CN201232560Y CN201232560Y CNU2008200389503U CN200820038950U CN201232560Y CN 201232560 Y CN201232560 Y CN 201232560Y CN U2008200389503 U CNU2008200389503 U CN U2008200389503U CN 200820038950 U CN200820038950 U CN 200820038950U CN 201232560 Y CN201232560 Y CN 201232560Y
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- hinged
- base
- central sill
- connecting plate
- 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 - Lifetime
Links
Images
Abstract
A multi-layer double fork type statically indeterminate hydraulic support comprises a base, middle beams, a top beam, a front beam connected with the top beam, a front beam jack, a hydraulic upright post, a hydraulic control valve component controlling the movement of the hydraulic support, and a trust gear. A plurality of middle beams which form the multi-layer support are arranged between the top beam and the base. The hydraulic upright post or a rigid upright post which is in double fork shape is arranged between the middle beam and the top beam, between the middle beam and the middle beam and between the middle beam and the base. Rear plates are connected by a backboard or a connecting plate mechanism. The base and each middle beam are provided with an overbridge box. The front ends of the middle beams are articulated with the front beam. The front beam jack which makes the front beam swing around an articulated axle is arranged under the middle beams. The hydraulic support can be applied to the working face of large mining height fully-mechanized mining or the working face of large mining height blasting mining, serving as a light support or a heavy support. The hydraulic support has the advantages of simple structure, large support height, high mechanized level of fully-mechanized mining, good stability, safe and reliable use and extensive practicality.
Description
Technical field
The utility model relates to a kind of multiple layer double-fork type hyperstatic hydraulic support, is particularly useful for the supporting of down-hole, mine especially big mining height coal-face top board, also is applicable to the occasion that other needs supporting.
Background technology
The supporting of coal-face is one of mine imperative equipment under the coal mine.The support apparatus that uses in the China's coal-mine mainly contains the support apparatus of single layer structure forms such as single wobbling pole organization hydraulic pressure support, quadric chain hydraulic support, and for example " 15 " institution of higher education that was published in 2007 01 month by ejecting plate society of China Mining University plans in teaching material " mining machinery " book about the support apparatus content.The problem that the hydraulic support that above-mentioned single layer structure forms exists: the one, when selecting hydraulic support for use, will through the redesign, the sample frame trial-production, the Performance Detection of sample frame, by detect qualified after, just can obtain loaded down with trivial details cyclic processes such as peace standard card book, its operating efficiency is quite low.On the other hand, coal seam for especially big mining height, can't reach requirement especially with the individual layer hydraulic support, the general caving roof coal hydraulic support that adopts is exploited, but the top coal caving method can't guarantee the rate of extraction of coal resources, and very low by the rate of extraction of investigating top coal caving technology, a large amount of coal resources just can not be exploited out and slattern.Coal resources are main energy sources of China, also be disposable exploitation and consumes energy, how effectively limited coal resources all to be exploited is a very important task, in order to accomplish this point, carry out the development of New Product, change the technical pattern and the exploitation height of existing hydraulic support, have very important realistic meaning and energy strategy meaning.
The utility model content
The purpose of this utility model is the weak point that overcomes in the prior art, provides a kind of simple in structure, and stability is strong, easily construction, and supporting effect is good, satisfies the plurality of layers of double forked type hydraulic support of the especially big mining height in coal seam.
Multiple layer double-fork type hyperstatic hydraulic support of the present utility model, comprise base, central sill, back timber, the front-axle beam that links to each other with back timber, the front-axle beam jack, hydraulic vertical prop, the hydraulic control valve module and the push unit of the action of control hydraulic support, be provided with a plurality of central sills that constitute the multilayer support between described back timber and the base, between central sill and the back timber, between central sill and the central sill, be equipped with hydraulic vertical prop or the rigid posts that two fork-shapeds are arranged between central sill and the base, be equipped with connecting plate mechanism or back plate between its afterbody, be equipped with the gap bridge case on base and each central sill; The front end of a plurality of central sills all is hinged with front-axle beam, and its underpart is equipped with the front-axle beam jack that centers on the swing of front-axle beam jointed shaft.
The hydraulic vertical prop that two fork-shapeds in the described multilayer support are arranged or every layer of branch of rigid posts two rows are symmetrical arranged; Afterbody in the described multilayer support has at least one deck to be provided with connecting plate mechanism; Be respectively equipped with the extensible canopy jack that extensible canopy and control extensible canopy move on the described front-axle beam; Described connecting plate mechanism is made of the connecting plate that is hinged on the tail boom on back timber or a plurality of central sill and be hinged on a plurality of central sills or the base, and it is hinged that tail boom and connecting plate pass through jointed shaft; Described hydraulic control valve module is one or more groups, and the layering setting can be concentrated and is arranged on one deck; Be equipped with the extensible canopy jack that extensible canopy and control extensible canopy move on the hinged front-axle beam of described a plurality of central sill front end.
The beneficial effects of the utility model:
1) support has been realized modularized design, can in a cylinder diameter module scope, finish design back, cover the low clearance support with high trestle height, need not carry out the loaded down with trivial details work such as design, trial-production, detection, evidence obtaining of each specification again, shorten the cycle of producing so greatly.
2) support can be realized the integrated package Assembling Production, designs for seriation such as the length of rigid posts and hydraulic vertical prop, can select as required, can be located at upper strata or lower floor respectively, each parts is made standard component, can carry out the integrated package assembling, in time satisfies the needs in colliery.
3) support can be accomplished scale production, and each parts can form production line, produces quickly and efficiently on a large scale realizing, reaches the purpose that satisfies colliery large-scale promotion hydraulic support, improves the level of China's coal-mine performing comprehensive coal mining machineryization with the fastest speed.
4) this support can be used in the fully-mechanized mining working of especially big mining height, also can be used in blast mining face; Can be used as light hydraulic support, also can be used as heavy support, also can be used for the occasion that other needs supporting, it is simple and reasonable, good stability, and supporting capacity is big, and performing comprehensive coal mining machineryization level height is safe and reliable, has practicality widely.
Description of drawings
Fig. 1 is embodiment one construction profile figure of the present utility model;
Fig. 2 is embodiment two construction profile figure of the present utility model;
Fig. 3 is embodiment three construction profile figure of the present utility model;
Fig. 4 is embodiment four construction profile figure of the present utility model;
Fig. 5 is embodiment five construction profile figure of the present utility model;
Fig. 6 is embodiment six construction profile figure of the present utility model;
Fig. 7 is embodiment seven construction profile figure of the present utility model.
Among the figure: back timber-1, front-axle beam-2,11, extensible canopy-3,13, hydraulic vertical prop-4, front-axle beam jack-5,12, extensible canopy jack-6,14, tail boom-7, connecting plate-8, hydraulic control valve module-9, central sill-10, rigid posts-15, back plate-16, base-17, gap bridge case-18, push unit-19, drag conveyor-20.
The specific embodiment
With three layers of double-fork type hyperstatic hydraulic support is example:
Embodiment one: shown in Figure 1, set up two central sills 10 that constitute three layers of support between base 17 and the back timber 1, above the hydraulic vertical prop 4 of two fork-shapeds arrangements is housed between central sill 10 and the back timber 1, its afterbody is equipped with the connecting plate mechanism that is made of tail boom 7 and connecting plate 8; The upper end of hydraulic vertical prop 4 and back timber 1 are hinged, the lower end of hydraulic vertical prop 4 and a top central sill 10 are hinged, the upper end of tail boom 7 and back timber 1 are hinged, the upper end of its lower end and connecting plate 8 is hinged, the lower end of connecting plate 8 and a top central sill 10 are hinged, this layer hydraulic vertical prop 4 minutes two rows be symmetrical arranged, and back timber 1, hydraulic vertical prop 4, connecting plate mechanism and a top central sill 10 are for forming a rock-steady structure.Above two fork-shaped aligned rigid columns 15 are housed between a central sill 10 and the following central sill 10, back plate 16 is housed between its afterbody, two central sills 10 are hinged respectively with up and down at the two ends up and down of rigid posts 15 and back plate 16, this layer rigid posts 15 minutes two rows be symmetrical arranged, and upper and lower two central sills 10, rigid posts 15 and back plate 16 form a rock-steady structure.Below two fork-shaped aligned rigid columns 15 are housed between central sill 10 and the base 17, back plate 16 is housed between its afterbody, the upper end of rigid posts 15 and back plate 16 is hinged with a following central sill 10 respectively, the lower end of rigid posts 15 and back plate 16 is hinged with base 17 respectively, this layer rigid posts 15 minutes two rows be symmetrical arranged, below central sill 10, rigid posts 15, base 17 and back plate 16 form a rock-steady structure.The front end of back timber 1 is hinged with front-axle beam 2, and the extensible canopy jack 6 of extensible canopy 3 and 3 actions of control extensible canopy is housed on the front-axle beam 2, and the two ends of extensible canopy jack 6 are hinged with front-axle beam 2 and extensible canopy 3 respectively; The front end of upper and lower two central sills 10 is equipped with the front-axle beam jack 12 of front- axle beam 11 and 11 actions of control front-axle beam respectively, and the extensible canopy jack 14 of extensible canopy 13 and 13 actions of control extensible canopy is housed on the front-axle beam 11; The two ends of extensible canopy jack 14 are hinged with front-axle beam 11 and extensible canopy 13 respectively.The gap bridge case 18 that strengthens rigidity and intensity all is housed on base 17 and upper and lower two central sills 10, and gap bridge case 18 is welded by shaped steel, welds together with central sill 10 and base 17 respectively.Gap bridge case 18 is located at respectively between the hydraulic vertical prop 4 or rigid posts 15 of two fork-shapeds arrangements.The hydraulic control valve module 9 of control bracket action can be installed on the gap bridge case 18, also can be installed in the position that other is convenient to operate, according to the site work needs, layering setting or concentrated being arranged on one deck, can be located on the inboard gap bridge case, also can be located on the gap bridge case of the outside.Hydraulic control valve module 9 is the centers of controlling of handling and control highly pressurised liquid, and it can be finished by hand and control, and also can finish by electric hydraulic control valve; Side guard board jack on hydraulic vertical prop 4 on the hydraulic support, front- axle beam jack 5,12, extensible canopy jack 6,14, push unit 19 and the back timber 1 is controlled or is controlled respectively by hydraulic control valve module 9.The front end of base 17 is connected with push unit 19, and push unit 19 is made of hydraulic cylinder and push pedal, and push unit 19 1 ends and base 17 are hinged, and the other end is hinged with the drag conveyor 20 that is located at work plane, is used to pass drag conveyor 20 and mobile hydraulic support.When hydraulic vertical prop 4 stretches, liftings thereupon such as back timber 1, front-axle beam 2, extensible canopy 3, front-axle beam jack 5, extensible canopy jack 6, tail boom 7, connecting plate 8, tail boom 7 is thereupon around swinging with the jointed shaft of back timber 1, connecting plate 8 around swinging with the jointed shaft of central sill 10, is swung around its jointed shaft between tail boom 7 and the connecting plate 8 thereupon relatively.When front- axle beam jack 5,12 stretched, front-axle beam 2 was around swinging with the jointed shaft of back timber 1; Extensible canopy 3 passes in and out with the flexible of extensible canopy jack 6, and extensible canopy 13 passes in and out with the flexible of extensible canopy jack 14.
Embodiment two, shown in Figure 2, basic identical with embodiment one, same section slightly.Difference is that hydraulic vertical prop 4, tail boom 7 and the connecting plate 8 that will be located at top layer and the rigid posts 15 that is located at the middle level and back plate 16 carry out upper and lower exchange.At this moment, the upper end of the rigid posts 15 of top layer and back plate 16 is hinged with back timber 1 respectively, and a lower end and a top central sill 10 are hinged; Hydraulic vertical prop 4 upper and lower ends that are located at the middle level are hinged with upper and lower two central sills 10 respectively, tail boom 7 upper ends and the top central sill 10 that are located at the middle level are hinged, the lower end is hinged with the upper end of the connecting plate 8 that is located at the middle level, and the lower end of this connecting plate 8 and a following central sill 10 are hinged; The upper end of the rigid posts 15 of bottom and back plate 16 is hinged or affixed with a following central sill 10 respectively, and lower end and base 17 are hinged.
Embodiment three, shown in Figure 3, basic identical with embodiment one, same section slightly.Difference is that hydraulic vertical prop 4, tail boom 7 and the connecting plate 8 that will be located at top layer and the rigid posts 15 that is located at bottom and back plate 16 exchange.At this moment, hydraulic vertical prop 4 upper ends and the following central sill 10 that are located at bottom are hinged, and lower end and base 17 are hinged, and tail boom 7 upper ends and the following central sill 10 that are located at bottom are hinged, and the lower end is hinged with the connecting plate 8 that is located at bottom, and the lower end of this connecting plate 8 and base 17 are hinged; Go up, the upper end of the rigid posts 15 in middle level and back plate 16 is hinged with back timber 1, a top central sill 10 respectively, the lower end is hinged with upper and lower two central sills 10 respectively.
Embodiment four, shown in Figure 4, basic identical with embodiment one, same section slightly.Difference be with one group of hydraulic vertical prop 4, tail boom 7 and connecting plate 8 replace have in one group of rigid posts 15 and back plate 16, three layers of support go up, in two-layer hydraulic vertical prop 4, tail boom 7 and connecting plate 8.At this moment, go up, in the upper and lower end of two-layer hydraulic vertical prop 4 hinged with back timber 1, a top central sill 10 respectively, go up, in two-layer tail boom 7 upper ends hinged with back timber 1, a top central sill 10 respectively, the lower end is hinged with separately connecting plate 8, go up, in two-layer connecting plate 8 lower ends hinged with upper and lower two central sills 10 respectively; One group of rigid posts of bottom 15 and plate 16 upper ends, back and a following central sill 10 are hinged, and lower end and base 17 are hinged.
Embodiment five, shown in Figure 5, basic identical with embodiment four, same section slightly.Difference is that one group of hydraulic vertical prop 4, tail boom 7 and the connecting plate 8 replaced are located at bottom, and at this moment, the upper end that is located at the two-layer hydraulic vertical prop 4 in top, the end is hinged with back timber 1, a following central sill 10 respectively, and the lower end is hinged with a top central sill 10, base 17 respectively; It is hinged with back timber 1, a following central sill 10 respectively to be located at two-layer tail boom 7 upper ends in top, the end, and the lower end is hinged with connecting plate 8 separately respectively, and two-layer connecting plate 8 lower ends in top, the end are hinged with a top central sill 10, base 17 respectively.
Embodiment six, shown in Figure 6, basic identical with embodiment four, same section slightly.Difference is that two groups of hydraulic vertical props 4, tail boom 7 and connecting plate 8 are located at middle level and bottom, and at this moment, rigid posts 15 and back plate 16 upper ends and back timber 1 are hinged, and lower end and top central sill 10 are hinged; It is hinged with upper and lower two central sills 10 respectively to be located at middle level and bottom hydraulic vertical prop 4 upper ends, the lower end is hinged with a following central sill 10, base 17 respectively, in, two-layer tail boom 7 upper ends, the end are hinged with upper and lower two central sills 10 respectively, the lower end is hinged with connecting plate 8 separately respectively, in, two-layer connecting plate 8 lower ends, the end are hinged with a following central sill 10, base 17 respectively.
Embodiment seven, shown in Figure 7, basic identical with embodiment four, same section slightly.Difference is that top, middle and bottom layers are hydraulic vertical prop 4, tail boom 7 and connecting plate 8, at this moment, hydraulic vertical prop 4 upper ends and the back timber 1 that are arranged on top layer are hinged, a lower end and a top central sill 10 are hinged, tail boom 7 upper ends and the back timber 1 that are located at top layer are hinged, the lower end is hinged with the connecting plate 8 that is located at top layer, and these connecting plate 8 lower ends and a top central sill 10 are hinged; Hydraulic vertical prop 4 upper ends and the top central sill 10 that are located at the middle level are hinged, a lower end and a following central sill 10 are hinged, tail boom 7 upper ends and the top central sill 10 that are located at the middle level are hinged, and the lower end is hinged with the connecting plate 8 that is located at the middle level, and these connecting plate 8 lower ends and a following central sill 10 are hinged; Hydraulic vertical prop 4 upper ends and the following central sill 10 that are located at bottom are hinged, and lower end and base 17 are hinged, and tail boom 7 upper ends and the following central sill 10 that are located at bottom are hinged, and the lower end is hinged with the connecting plate 8 that is located at bottom, and these connecting plate 8 lower ends and base 17 are hinged.
The utility model can set up multiple layer double-fork type hyperstatic hydraulic support according to the compound mode in the above-mentioned example according to the difference of seam mining height, i.e. N+1 layer, and N is the quantity of central sill, N=0,1,2,3 ... N.
Claims (7)
1. multiple layer double-fork type hyperstatic hydraulic support, comprise base (17), central sill (10), back timber (1), the front-axle beam (2) that links to each other with back timber (1), front-axle beam jack (5), hydraulic vertical prop (4), the hydraulic control valve module (9) and the push unit (19) of the action of control hydraulic support, it is characterized in that: be provided with a plurality of central sills that constitute the multilayer support between described back timber (1) and the base (17), between central sill (10) and the back timber (1), between central sill (10) and the central sill (10), be equipped with hydraulic vertical prop (4) or rigid posts (15) that two fork-shapeds are arranged between central sill (10) and the base (17), be equipped with connecting plate mechanism or back plate (16) between its afterbody, be equipped with gap bridge case (18) on base (17) and each central sill (10); The front end of a plurality of central sills (10) all is hinged with front-axle beam (11), and its underpart is equipped with and makes the front-axle beam jack (12) of front-axle beam (11) around the jointed shaft swing.
2. multiple layer double-fork type hyperstatic hydraulic support according to claim 1 is characterized in that: the hydraulic vertical prop (4) that the two fork-shapeds in the described multilayer support are arranged or every layer of branch of rigid posts (15) two rows are symmetrical arranged.
3. multiple layer double-fork type hyperstatic hydraulic support according to claim 1 is characterized in that: the afterbody in the described multilayer support has at least one deck to be provided with connecting plate mechanism.
4. multiple layer double-fork type hyperstatic hydraulic support according to claim 1 is characterized in that: described front-axle beam (2) is provided with extensible canopy (3) and controls the extensible canopy jack (6) that extensible canopy moves.
5. multiple layer double-fork type hyperstatic hydraulic support according to claim 1, it is characterized in that: described connecting plate mechanism by be hinged on the tail boom (7) on back timber (1) or a plurality of central sill and be hinged on a plurality of central sills or base (17) on connecting plate (8) constitute, tail boom (7) is hinged by jointed shaft with connecting plate (8).
6. multiple layer double-fork type hyperstatic hydraulic support according to claim 1 is characterized in that: described hydraulic control valve module (9) is one or more groups, divides stratification or concentrate to be arranged on one deck.
7. multiple layer double-fork type hyperstatic hydraulic support according to claim 7 is characterized in that: be equipped with the extensible canopy jack (14) that extensible canopy (13) and control extensible canopy move on the hinged front-axle beam (11) of described a plurality of central sills (10) front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200389503U CN201232560Y (en) | 2008-07-31 | 2008-07-31 | Multilayer and double-fork hyperstatic hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200389503U CN201232560Y (en) | 2008-07-31 | 2008-07-31 | Multilayer and double-fork hyperstatic hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201232560Y true CN201232560Y (en) | 2009-05-06 |
Family
ID=40618937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200389503U Expired - Lifetime CN201232560Y (en) | 2008-07-31 | 2008-07-31 | Multilayer and double-fork hyperstatic hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201232560Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333928B (en) * | 2008-07-31 | 2010-06-09 | 中国矿业大学 | Multiple layer double-fork type hyperstatic hydraulic support |
-
2008
- 2008-07-31 CN CNU2008200389503U patent/CN201232560Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101333928B (en) * | 2008-07-31 | 2010-06-09 | 中国矿业大学 | Multiple layer double-fork type hyperstatic hydraulic support |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201232562Y (en) | Double-fork hyperstatic hydraulic support | |
| CN102251789A (en) | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway | |
| CN101832102A (en) | Movable two-platform partitioned four-arm hanging wall anchor rod and anchor cable construction drill carriage | |
| CN205206825U (en) | Tunneling, anchoring and protection integrated machine | |
| CN102094664B (en) | Hydraulic bracket for end of comprehensive mechanized filling coal face | |
| CN102704977A (en) | Universal-type statically indeterminate hydraulic support | |
| CN201826837U (en) | Movable double-platform partitioned four-arm drill carriage for construction of hangwall anchor rods and anchor cables | |
| CN102704974A (en) | Hydraulic bracket and method for drawing, filling and mining at high position | |
| CN101333932B (en) | Double layer hyperstatic hydraulic support | |
| CN202768036U (en) | General type statically indeterminate hydraulic support | |
| CN201232561Y (en) | Double-layer and double-fork hyperstatic hydraulic support | |
| CN101333929B (en) | Multiple layer double-fork type hyperstatic hydraulic support | |
| CN201232560Y (en) | Multilayer and double-fork hyperstatic hydraulic support | |
| CN202220614U (en) | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway | |
| CN101333928B (en) | Multiple layer double-fork type hyperstatic hydraulic support | |
| CN201232563Y (en) | Multilayer hyperstatic hydraulic support | |
| CN101333933B (en) | Hyperstatic hydraulic support | |
| CN205101015U (en) | Four posts float and shake formula hydraulic support | |
| CN101333931B (en) | Multiple layer hyperstatic hydraulic support | |
| CN201121525Y (en) | Single-bottom multi-beam hydraulic support | |
| CN203145981U (en) | Integral top beam statically indeterminate hydraulic support | |
| CN103216252B (en) | Roadway advanced supporting supports capable of assisting machinery to move | |
| CN101333930B (en) | Double-fork type hyperstatic hydraulic support | |
| CN201232564Y (en) | Double-layer hyperstatic hydraulic support | |
| CN201953391U (en) | Comprehensively mechanized filling coal face tip hydraulic support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090506 Effective date of abandoning: 20080731 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20090506 Effective date of abandoning: 20080731 |