CN205422783U - Combine and adopt working face supporting device and face -end support thereof - Google Patents
Combine and adopt working face supporting device and face -end support thereof Download PDFInfo
- Publication number
- CN205422783U CN205422783U CN201620197545.0U CN201620197545U CN205422783U CN 205422783 U CN205422783 U CN 205422783U CN 201620197545 U CN201620197545 U CN 201620197545U CN 205422783 U CN205422783 U CN 205422783U
- Authority
- CN
- China
- Prior art keywords
- support
- back timber
- transition
- outrigger
- 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.)
- Expired - Fee Related
Links
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a combine and adopt working face supporting device and face -end support thereof. Face -end support includes the back timber that support subject and top set up, and the left side of back timber or right side are the transition side, being equipped with on the back timber to prevent down the side and chooses the piece, prevent down that the side is chosen and the back timber between be equipped with to be used for driving when the state of extension and prevent down that the side is chosen and stretch out, prevent down the side and choose the piece and prevent down inclining and choose drive arrangement what the transition of back timber was inclined and is withdrawn returning to drive when contracting the state from the transition side of back timber. The utility model discloses well face -end support the preventing down that the side chooses to push up the support that passes through and push away the support of assembly on through the back timber, combining like this and adopting working face position department, on, down the face -end support in the crossheading the place ahead both sides that will follow the transition support are pushed up and are pushed away the support, its support part is gone on under drive arrangement's the drive preventing down that the side is chosen, should prevent down the side choose drive arrangement can drive prevent down the side choose the piece stretch out and retract, thereby saved and combined the construction operation of adopting the staff of working face department, borehole operation's security has improved.
Description
Technical field
This utility model relates to a kind of fully-mechanized mining working suspension device and face end support thereof.
Background technology
nullAt present，Face end support provides safe space for fully-mechanized mining equipment and pedestrian，And tunnel and the top board of stope crossing can be safeguarded，Realize termination mechanization，But，Complex situations due to high inclination-angle top-coal caving face，Cause combining at present adopting on high inclination-angle top-coal caving face、Lower crossheading is safeguarded without suitable face end support，And most of colliery still uses original individual prop frame wood to support in tip position to safeguard top board，This mode is low for the maintenance safety coefficient of top board，And poor reliability，Safe space under it is safeguarded，Safe drawback is there is when equipment operation and human users，Instability as bigger in roof pressure、Help rib not to safeguard under tunnel、The problems such as the anti-down support of transition bracket，Operation maintenance for whole fully-mechanized mining equipment is more difficult，The safety problem brought is reclaimed for monomer plank the most serious，Below high inclination-angle, especially there is roof pressure concentration problem more dangerous.
Chinese patent literature CN102877872A discloses one " heavy large-mining-height full protection large-dip-angle long-wall fully mechanized coal face automatically controls support apparatus ", the face end support that including the advance timbering being in crossheading, is in crossheading front end, it is in the intermediate support that work surface goes out, the transition bracket being between face end support and intermediate support, to play support action by face end support in the front end of upper and lower crossheading.But the tilting prevention device used in this suspension device is the rope chain between the back timber being connected to adjacent stent, and this anti-down mode there is problems in that
1, the dismounting between adjacent stent of the rope chain is both needed to workman's manual work at work surface and completes, and work progress is wasted time and energy, and also increases workman's potential safety hazard in underground work simultaneously；
2, the position connected on support because of rope chain is in the waist of support, so during support is toppled over, although rope chain can provide certain tensioning function to support, but support easily continues to topple over the junction point of rope chain for hinge, cause rope chain that support is toppled over protective action limited.
Utility model content
The purpose of this utility model is to provide a kind of face end support, it is intended to solve to prevent support tilt by the way of rope chain is strained between each support of suspension device in prior art, the problem that the workman's underground work potential safety hazard caused increases.Meanwhile, this utility model additionally provides a kind of fully-mechanized mining working suspension device using this face end support
In order to realize object above, in this utility model, the technical scheme of face end support is as follows:
Face end support, the back timber arranged including rack body and top thereof, the left side of back timber or right side are the transition side for arranging towards transition bracket at work surface, being equipped with on back timber and choose part for the anti-down side of the transition bracket of pushing tow transition side, anti-down side is chosen and is equipped with between part and back timber for driving when extended configuration anti-down side to choose that part stretches out from the transition side of back timber, driving means is chosen in anti-down side that part retracts in the transition side of back timber to drive when retracted state anti-down side to choose.
It is to be hinged on the transition side of back timber, for choosing turning unfolding under the drive of driving means and the anti-down side outrigger turned back in anti-down side that part is chosen in anti-down side, anti-down side outrigger has the hinged end on the transition side being hinged on back timber and the free end away from hinged end, free end be provided with for when anti-down side outrigger is expanded to level, limit block is at the transition bracket anti-down stopping surface near the side of transition side.
On the outrigger of anti-down side, the overhanging direction guiding movement along free end is equipped with anti-down extensible canopy, anti-down extensible canopy has for stretching out from the free end of anti-down side outrigger, with the pushing end of the transition bracket of pushing tow back timber transition side, and between anti-down extensible canopy and anti-down side outrigger, be equipped with the anti-down retractable driving device for driving pushing end to stretch out from free end.
Rack body includes that part is chosen in described anti-down side and anti-down side is chosen driving means and is on the back timber of rearmounted support for being on the left of transition bracket at work surface or the rearmounted support on right side and be in the preposition support before rearmounted support.
It is equipped with between rearmounted support and preposition support and is in moving frame driving means and being in the shifting frame extensible canopy at top of bottom, move frame driving means for the rearmounted support of pushing tow and preposition support in fore-and-aft direction relative movement, move frame extensible canopy for elastic between the back timber of rearmounted support and preposition support.
The side of the side of transition dorsad of back timber is for partially helping side, partially it is hinged with the side outrigger of side partially that more than two-stage is the most hinged on side side, in inclined sides at different levels side outrigger, one end away from the second level of the first order is hinged on the side of side partially of back timber, and partially helps between side outrigger and back timber in the first order and be each equipped with between adjacent inclined sides at different levels side outrigger choosing driving means for the side of side partially driving side side outrigger partially to launch and to turn back.
In this utility model, the technical scheme of fully-mechanized mining working suspension device is as follows:
Fully-mechanized mining working suspension device, including transition bracket and the face end support of side thereof, face end support includes the back timber that rack body and top thereof are arranged, the left side of back timber or right side are the transition side for arranging towards transition bracket at work surface, being equipped with on back timber and choose part for the anti-down side of the transition bracket of pushing tow transition side, anti-down side is chosen and is equipped with between part and back timber for driving when extended configuration anti-down side to choose that part stretches out from the transition side of back timber, driving means is chosen in anti-down side that part retracts in the transition side of back timber to drive when retracted state anti-down side to choose.
It is to be hinged on the transition side of back timber, for choosing turning unfolding under the drive of driving means and the anti-down side outrigger turned back in anti-down side that part is chosen in anti-down side, anti-down side outrigger has the hinged end on the transition side being hinged on back timber and the free end away from hinged end, free end be provided with for when anti-down side outrigger is expanded to level, limit block is at the transition bracket anti-down stopping surface near the side of transition side.
On the outrigger of anti-down side, the overhanging direction guiding movement along free end is equipped with anti-down extensible canopy, anti-down extensible canopy has for stretching out from the free end of anti-down side outrigger, with the pushing end of the transition bracket of pushing tow back timber transition side, and between anti-down extensible canopy and anti-down side outrigger, be equipped with the anti-down retractable driving device for driving pushing end to stretch out from free end.
Rack body includes for being on the left of transition bracket at work surface or the rearmounted support on right side and be in the preposition support before rearmounted support, part is chosen in described anti-down side and anti-down side is chosen driving means and is on the back timber of rearmounted support, and between rearmounted support and preposition support, it is equipped with the shifting frame driving means being in bottom and the shifting frame extensible canopy being in top, move frame driving means for the rearmounted support of pushing tow and preposition support in fore-and-aft direction relative movement, move frame extensible canopy for elastic between the back timber of rearmounted support and preposition support.
In this utility model, face end support is chosen part by the anti-down side of assembling on back timber transition bracket is carried out pushing tow support, so in fully-mechanized mining working position, the face end support in crossheading front will carry out pushing tow support from the side of transition bracket, its support part is to carry out under the drive of driving means is chosen in anti-down side, this anti-down side is chosen driving means and anti-down side can be driven to choose extending and retracting of part, thus eliminate the construction operation of staff at fully-mechanized mining working, solve in prior art and by the way of rope chain is strained, prevent support tilt between each support of suspension device, the problem that the workman's underground work potential safety hazard caused increases.Simultaneously, it is the top at face end support that part location is chosen in anti-down side, this guarantees anti-down side to choose part and from the highest position, transition bracket can be carried out pushing tow support, tumble with the pushing tow position avoiding transition bracket to choose part with anti-down side for fulcrum, it is ensured that the reliability of anti-down protective action.
Accompanying drawing explanation
Fig. 1 be fully-mechanized mining working suspension device of the present utility model embodiment in the structural representation of face end support；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the structural representation of preposition support in Fig. 1；
Fig. 4 is the structural representation of rearmounted support in Fig. 1.
Detailed description of the invention
The embodiment of fully-mechanized mining working suspension device in this utility model: this suspension device includes being in the intermediate support at fully-mechanized mining working, is in crossheading and the face end support in lower crossheading front, the advance timbering being in crossheading and lower crossheading and the transition bracket being between face end support and intermediate support, intermediate support, transition bracket, face end support and the advance timbering arrangement in tunnel belongs to prior art, does not repeats them here.
As a example by the face end support being in right side, as shown in Figures 1 to 4, the back timber that face end support bag support main body and top thereof are arranged, rack body is divided into the preposition support being made up of preposition left frame 1 and preposition right shelf 2 and the rearmounted support being made up of rearmounted right shelf 4 and rearmounted right shelf, preposition support is in the front of transition bracket, and rearmounted support is in the right side of transition bracket.Preposition left frame 1 and preposition right shelf 2 all include side arm base 38, before and after side arm base 38, both sides are each equipped with the front post setting erected, the top shelf of two side arm columns 37 is provided with the side arm back timber 23 front and back extended, and is also equipped with the side arm linkage 24 being between two side arm columns 37 between side arm back timber 23 and side arm base 38.Rearmounted right shelf 4 and rearmounted right shelf all include after-frame base 34, before and after after-frame base 34, both sides are each equipped with the rear post setting erected, the top shelf of two after-frame columns 33 is provided with the after-frame back timber 27 front and back extended, and is also equipped with the after-frame linkage 28 being between two after-frame columns 33 between after-frame back timber 27 and after-frame base 34.
It it is the transition side arranged towards transition bracket at fully-mechanized mining working on the left of the after-frame back timber 27 of rearmounted right shelf 4, it is equipped with anti-down side on this transition side and chooses part and driving means is chosen in anti-down side, it is the anti-down side outrigger 16 being hinged on the transition side of after-frame back timber 27 that part is chosen in the most anti-down side, anti-down side outrigger 16 is for turning unfolding under the drive of driving means is chosen in anti-down side and turns back, anti-down side outrigger 16 has the hinged end on the transition side being hinged on after-frame back timber 27 and the free end away from hinged end, the end face of free end is for for when anti-down side outrigger 16 is expanded to level, the limit block anti-down stopping surface on the right side of transition bracket.On anti-down side outrigger 16, the overhanging direction guiding movement along free end is equipped with anti-down extensible canopy 20, anti-down extensible canopy 20 has for stretching out from the free end of anti-down side outrigger 16, with the pushing end of the transition bracket of pushing tow after-frame back timber 27 transition side, and between anti-down extensible canopy 20 and anti-down side outrigger 16, be equipped with the anti-down retractable driving device for driving pushing end to stretch out from free end.Driving means is chosen in anti-down side and anti-down retractable driving device is jack, one end of the most anti-down side outrigger jack 18 is hinged on the transition side of after-frame back timber 27, the other end is hinged on the free end of anti-down side outrigger 16, one end of anti-down extensible canopy jack 17 is hinged on the hinged end of anti-down side outrigger 16, the other end is hinged in the pushing end of anti-down extensible canopy 20, and between anti-down extensible canopy 20 and anti-down side outrigger 16, be equipped with the free end telescopic direction guiding movement along anti-down side outrigger 16 be assemblied in guide rail between the two, this guide rail provided both can to the telescopic moving on anti-down side outrigger 16 of the anti-down extensible canopy 20 and guide, anti-down extensible canopy 20 can be made again to be connected to all the time on anti-down side outrigger 16.Meanwhile, the free end of anti-down side outrigger 16 offers the opening that the pushing end for anti-down extensible canopy 20 is stretched out, stretches out from the anti-down stopping surface of anti-down side outrigger 16 for anti-down extensible canopy 20.
The rear side of the after-frame back timber 27 of rearmounted right shelf 4 and rearmounted right shelf is all hinged with caving shield 29, the front end of caving shield 29 is hinged on the rear side of after-frame back timber 27, rear end is free end, it is equipped with caving shield jack 32 between free end and the rear end of after-frame base 34 of caving shield 29, and on the free end of caving shield 29, also it is hinged with tail boom 30, the front end of tail boom 30 is hinged on the free end of caving shield 29, rear end is free end, is equipped with tail boom jack 31 between free end and the free end of caving shield 29 of tail boom 30.The right side of the caving shield 29 on rear side of the left and right sides of the caving shield 29 on rear side of rearmounted right shelf 4 and rearmounted right shelf is all hinged with side plate 39, is equipped with side plate jack between free end and the side of caving shield 29 of side plate 39.
All being hinged with right side outrigger 5 on the right side of the after-frame back timber 27 of rearmounted right shelf 4 and on the right side of the side arm back timber 23 of preposition left frame 1, rearmounted right side outrigger 5 is between rearmounted right shelf 4 and rearmounted right shelf, and preposition right side outrigger 5 is between preposition left frame 1 and preposition right shelf 2；The left side of right side outrigger 5 be hinged end, right side be free end, be equipped with right side outrigger jack 6 between free end and the corresponding back timber of right side outrigger 5.Being hinged with left side outrigger 7 on the right side of the side arm back timber 23 of preposition left frame 1, the right-hand member of left side outrigger 7 is hinged on the left side of side arm back timber 23, left end is free end, and is equipped with left side outrigger jack 8 between the free end and the left side of side arm back timber 23 of left side outrigger 7.
nullOn the right side of the after-frame back timber 27 of rearmounted right shelf and preposition right shelf 2 side arm back timber 23 on the right side of be in rack body dorsad back timber transition side dorsad partially help side，This helps to be hinged with the side outrigger of side partially that two-stage is the most hinged on side partially，Side side outrigger partially is divided into the one-level side outrigger 15 on the side of side partially being hinged on back timber and the two grades of side outriggers 12 being hinged on one-level side outrigger 15，During i.e. two-stage helps side outrigger partially, one end away from the second level of the first order is hinged on the side of side partially of back timber，And it is equipped with one-level side outrigger jack 14 between the free end and the side of side partially of back timber of one-level side outrigger 15，Two grades of side outrigger jack 13 it are equipped with between free end and the free end of two grades of side outriggers 12 of one-level side outrigger 15，One-level side outrigger jack 14 and two grades of side outrigger jack 13 help side outrigger expansion and the side of side partially turned back to choose driving means for pushing tow two-stage partially.
Front-axle beam 21 all it is hinged with on front side of the side arm back timber 23 of preposition left frame 1 and preposition right shelf 2, the rear end of front-axle beam 21 is hinged on the front side of side arm back timber 23, front end is free end, and connecting lever it is provided with in the rear end of front-axle beam 21, it is equipped with front-axle beam jack 22 between connecting lever and side arm back timber 23.
Rearmounted right shelf 4 and rearmounted right shelf are between left and right every layout, the after-frame frame linking jack 19 being between two after-frame back timbers 27 and be between two after-frame bases 34 it is equipped with between rearmounted right shelf 4 and rearmounted right shelf, after-frame frame linking jack 19 extends along left and right, can the rearmounted right shelf of pushing tow 4 and rearmounted right shelf in left and right directions relative movement.Preposition left frame 1 and preposition right shelf 2 are between left and right every layout, the after-frame frame linking jack 19 being between two side arm back timbers 23 and be between two side arm bases 38 it is equipped with between preposition left frame 1 and preposition right shelf 2, after-frame frame linking jack 19 extends along left and right, can the preposition left frame 1 of pushing tow and preposition right shelf 2 in left and right directions relative movement.
Being each equipped with between side arm base 38 and the after-frame base 34 of rearmounted right shelf 4 of preposition left frame 1 and between the side arm base 38 of preposition right shelf 2 and the after-frame base 34 of rearmounted right shelf moving frame jack 36, this shifting frame jack 36 defines for promoting both in the shifting frame driving means of fore-and-aft direction relative movement between preposition support and rearmounted support.It is each equipped with between side arm back timber 23 and the after-frame back timber 27 of rearmounted right shelf 4 of preposition left frame 1 and between the side arm back timber 23 of preposition right shelf 2 and the after-frame back timber 27 of rearmounted right shelf moving frame extensible canopy, this shifting frame extensible canopy is for relative with preposition support movable rear elastic at rearmounted support, move frame extensible canopy to be made up of with the after-frame hinged girder 40 of the front end being hinged on after-frame back timber 27 the side arm hinged girder 25 of rear end being hinged on side arm back timber 23, after-frame hinged girder 40 guiding movement along the longitudinal direction is inserted in side arm hinged girder 25, and the pull mouth stretched out for after-frame hinged girder 40 is offered in the rear end of side arm hinged girder 25, shifting frame extensible canopy jack 26 it is equipped with between front end and the rear end of after-frame hinged girder 40 of side arm hinged girder 25.
In the present embodiment, face end support is arranged on coal mine down-hole tunnel and work surface junction, be elevating conveyor in machine lane, front and back scratch board conveyor head provide security protection space, walk from tunnel to work surface for pedestrian and the safe and reliable space of offer is provided, safe pedestrian space can be provided at return airway.During work, left side outrigger jack 8 and right side outrigger jack 6 stretch out, the left side outrigger 7 and the right side outrigger 5 that make preposition left frame 1 are opened, and the right side outrigger 5 of rearmounted right shelf 4 is opened, simultaneously, anti-down side outrigger jack 18 stretches out, anti-down side outrigger 16 opens, and anti-down extensible canopy 20 stretches out under anti-down extensible canopy jack 17 acts on, and provides to the transition bracket closed on and supports, there is provided when high inclination-angle transition bracket moves frame effective back timber auxiliary to support, prevent transition bracket from toppling over.One-level side outrigger 15 and two grades of side outriggers 12 of preposition right shelf 2 and rearmounted right shelf open toward rib side under corresponding jack effect, effectively supporting rib is that transition bracket topples over effective transmission power, coal wall caving for two-stage side outrigger provides anti-wall caving function, effectively stops coal breakage to enter protective zone.Moving frame jack 36 and moving under the effect of frame extensible canopy jack 26, face end support can realize, from moving holder function, side arm hinged girder 25 and the effective roof supporting of after-frame hinged girder 40, providing reliable space for pedestrian.When span length changes, side arm frame linking jack 9 and after-frame frame linking jack 19 are by self telescopic adjustment frame spacing, the right side outrigger 5 of preposition left frame 1 and rearmounted right shelf 4 can be replaced according to frame spacing or increase side outrigger on the left of the side arm back timber 23 of preposition right shelf 2 and on the left of the after-frame back timber 27 of rearmounted right shelf, it is provided that security protection.Rearmounted right shelf 4 and the caving shield 29 of rearmounted right shelf and tail boom 30 can prevent from goaf top plate to be caving falling in frame.In this face end support, left side outrigger 7, right side outrigger 5, anti-down side outrigger 16 and 15, two grades of side outriggers 12 of one-level side outrigger can carry out position right and left mutually changing according to the deployment scenarios of work surface.
Therefore rearmounted right shelf 4 distinctive anti-down side outrigger 16 structure in the present embodiment, in use, this face end support provides for adjacent transition bracket and supports accordingly and provide protective zone, on the one hand can prevent owing to the equipment closed on is worked the mischief by roof caving, on the other hand the offer of toppling over for transition bracket supports.Preposition right shelf 2 and rearmounted right shelf distinctive one-level side outrigger 15 and two grades of side outrigger 12 structures, it is possible not only to provide more space for face end support, and can adapt to work surface high inclination-angle present situation, when side outrigger is opened, can be formed with rib and support, keep the stability of face end support, provide protection for situations such as the side coal breakages the most partially of side under Special Coal Seam tunnel.Preposition left frame 1 and rearmounted right shelf 4 peculiar right side outrigger 5 structure efficiently solve the security protection space of pedestrian or fully-mechanized mining equipment between two framves, can install identical side outrigger structure when span length increases, it is provided that more spacious safe space on right shelf back timber.Front and back the Extendible frame extensible canopy between frame linking provides interim security protection when moving frame for roof supporting, and the balance and stability for front and back adding provides and is reliably connected.This face end support can realize termination frame from shifting function by the shifting frame jack 36 between front and back frame, and overcoming face end support completely needs to draw the defect of shifting by other extraneous connections.
In the above-described embodiments, each driving means is jack, and in other embodiments, this jack can also be used electric pushrod, drive motor etc. to substitute.
In the above-described embodiments, it is anti-down side outrigger that part is chosen in anti-down side, and by the anti-down extensible canopy on the outrigger of anti-down side, transition bracket is carried out pushing tow support, in other embodiments, it can also be anti-down extensible canopy that part is chosen in this anti-down side, is i.e. supported transition bracket by the most flexible of anti-down extensible canopy.It addition, the outfan that part can also be the Direct Action Type driving means such as jack, electric pushrod or the output element of the drive mechanism driven by this outfan are chosen in anti-down side.
The embodiment of face end support in this utility model: in the present embodiment, the structure of face end support is identical with the structure of face end support in above-described embodiment, therefore repeats no more.
Claims (10)
1. face end support, the back timber arranged including rack body and top thereof, the left side of back timber or right side are the transition side for arranging towards transition bracket at work surface, it is characterized in that, being equipped with on back timber and choose part for the anti-down side of the transition bracket of pushing tow transition side, anti-down side is chosen and is equipped with between part and back timber for driving when extended configuration anti-down side to choose that part stretches out from the transition side of back timber, driving means is chosen in anti-down side that part retracts in the transition side of back timber to drive when retracted state anti-down side to choose.
Face end support the most according to claim 1, it is characterized in that, it is to be hinged on the transition side of back timber, for choosing turning unfolding under the drive of driving means and the anti-down side outrigger turned back in anti-down side that part is chosen in anti-down side, anti-down side outrigger has the hinged end on the transition side being hinged on back timber and the free end away from hinged end, free end be provided with for when anti-down side outrigger is expanded to level, limit block is at the transition bracket anti-down stopping surface near the side of transition side.
Face end support the most according to claim 2, it is characterized in that, on the outrigger of anti-down side, the overhanging direction guiding movement along free end is equipped with anti-down extensible canopy, anti-down extensible canopy has for stretching out from the free end of anti-down side outrigger, with the pushing end of the transition bracket of pushing tow back timber transition side, and between anti-down extensible canopy and anti-down side outrigger, be equipped with the anti-down retractable driving device for driving pushing end to stretch out from free end.
4. according to the face end support described in claim 1 or 2 or 3, it is characterized in that, rack body includes that part is chosen in described anti-down side and anti-down side is chosen driving means and is on the back timber of rearmounted support for being on the left of transition bracket at work surface or the rearmounted support on right side and be in the preposition support before rearmounted support.
Face end support the most according to claim 4, it is characterized in that, it is equipped with between rearmounted support and preposition support and is in moving frame driving means and being in the shifting frame extensible canopy at top of bottom, move frame driving means for the rearmounted support of pushing tow and preposition support in fore-and-aft direction relative movement, move frame extensible canopy for elastic between the back timber of rearmounted support and preposition support.
6. according to the face end support described in claim 1 or 2 or 3, it is characterized in that, the side of the side of transition dorsad of back timber is for partially helping side, partially it is hinged with the side outrigger of side partially that more than two-stage is the most hinged on side side, in inclined sides at different levels side outrigger, one end away from the second level of the first order is hinged on the side of side partially of back timber, and partially helps between side outrigger and back timber in the first order and be each equipped with between adjacent inclined sides at different levels side outrigger choosing driving means for the side of side partially driving side side outrigger partially to launch and to turn back.
7. fully-mechanized mining working suspension device, including transition bracket and the face end support of side thereof, face end support includes the back timber that rack body and top thereof are arranged, the left side of back timber or right side are the transition side for arranging towards transition bracket at work surface, it is characterized in that, it is equipped with on back timber and chooses part for the anti-down side of the transition bracket of pushing tow transition side, anti-down side is chosen to be equipped with between part and back timber and is stretched out from the transition side of back timber for driving when extended configuration anti-down side to choose part, drive anti-down side to choose driving means is chosen in anti-down side that part retracts in the transition side of back timber when retracted state.
Fully-mechanized mining working suspension device the most according to claim 7, it is characterized in that, it is to be hinged on the transition side of back timber, for choosing turning unfolding under the drive of driving means and the anti-down side outrigger turned back in anti-down side that part is chosen in anti-down side, anti-down side outrigger has the hinged end on the transition side being hinged on back timber and the free end away from hinged end, free end be provided with for when anti-down side outrigger is expanded to level, limit block is at the transition bracket anti-down stopping surface near the side of transition side.
Fully-mechanized mining working suspension device the most according to claim 8, it is characterized in that, on the outrigger of anti-down side, the overhanging direction guiding movement along free end is equipped with anti-down extensible canopy, anti-down extensible canopy has for stretching out from the free end of anti-down side outrigger, with the pushing end of the transition bracket of pushing tow back timber transition side, and between anti-down extensible canopy and anti-down side outrigger, be equipped with the anti-down retractable driving device for driving pushing end to stretch out from free end.
10. according to the fully-mechanized mining working suspension device described in claim 7 or 8 or 9, it is characterized in that, rack body includes for being on the left of transition bracket at work surface or the rearmounted support on right side and be in the preposition support before rearmounted support, part is chosen in described anti-down side and anti-down side is chosen driving means and is on the back timber of rearmounted support, and between rearmounted support and preposition support, it is equipped with the shifting frame driving means being in bottom and the shifting frame extensible canopy being in top, move frame driving means and be used for the rearmounted support of pushing tow and preposition support in fore-and-aft direction relative movement, move frame extensible canopy for elastic between the back timber of rearmounted support and preposition support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620197545.0U CN205422783U (en) | 2016-03-15 | 2016-03-15 | Combine and adopt working face supporting device and face -end support thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620197545.0U CN205422783U (en) | 2016-03-15 | 2016-03-15 | Combine and adopt working face supporting device and face -end support thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205422783U true CN205422783U (en) | 2016-08-03 |
Family
ID=56546656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620197545.0U Expired - Fee Related CN205422783U (en) | 2016-03-15 | 2016-03-15 | Combine and adopt working face supporting device and face -end support thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205422783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626116A (en) * | 2016-03-15 | 2016-06-01 | 郑州四维矿业机械有限责任公司 | Fully mechanized coal mining face support device and end support thereof |
-
2016
- 2016-03-15 CN CN201620197545.0U patent/CN205422783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626116A (en) * | 2016-03-15 | 2016-06-01 | 郑州四维矿业机械有限责任公司 | Fully mechanized coal mining face support device and end support thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107060749A (en) | Using the pick anchoring integral fully-mechanized digging machine of 4 advanced Anchor Cares of jumbolter | |
| CN203717005U (en) | Cyclically moving advanced supporting hydraulic bracket for two roadways of fully mechanized coal mining face | |
| CN101463729A (en) | Hydraulic support for large-mining height caving coal | |
| CN103410545B (en) | The hydraulic support of Sub-Level Caving and packing job can be realized | |
| CN108374684B (en) | Special-shaped supporting equipment for end head of fully mechanized mining face | |
| CN103758543A (en) | Temporary advanced support device | |
| CN104047627A (en) | Mining roadway frame style advanced support bracket | |
| CN200940489Y (en) | Hydraulic chock of medium thick coal layer combined advanced support | |
| CN105545336A (en) | Longitudinal beam interlacing supporting type temporary supporting method for drifting face | |
| CN203097920U (en) | Track-type fully hydraulic leading shoring equipment | |
| CN109779666B (en) | Prevent empting safe formula hydraulic support | |
| CN215369687U (en) | Auxiliary supporting mechanism for drilling of multi-row anchor rods | |
| CN203362199U (en) | End-head hydraulic support for fully mechanized mining face | |
| CN203008944U (en) | Comprehensive fore support for excavation head | |
| CN205422783U (en) | Combine and adopt working face supporting device and face -end support thereof | |
| CN104612735A (en) | Temporary support hydraulic support for tunneling working face | |
| CN204175326U (en) | With hydraulically powered flexible and upset combined mechanism on a kind of support | |
| CN105626116A (en) | Fully mechanized coal mining face support device and end support thereof | |
| CN206957709U (en) | Using the pick anchoring integral fully-mechanized digging machine of 4 advanced Anchor Cares of jumbolter | |
| CN103216252B (en) | Roadway advanced supporting supports capable of assisting machinery to move | |
| CN210622832U (en) | N-shaped fully-mechanized mining hydraulic support for steeply inclined coal seam | |
| CN210068218U (en) | Multipurpose roadway advance support hydraulic support | |
| CN205297613U (en) | Formula temporary support support is moved certainly in colliery headwork face in pit | |
| CN207420611U (en) | A kind of end hydraulic support of achievable Sub-Level Caving function | |
| CN201474714U (en) | Pulling top beam hydraulic support frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450100 Zhengzhou City, Henan Province Road, north of the city of Xingyang Road, east of the new material industrial park Patentee after: ZHENGZHOU SIWEI ELECTROMECHANICAL EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 450100 Zhengzhou new material industrial park, east of King Wang Road, north of science Road, Zhengzhou, Henan Patentee before: ZHENGZHOU SIWEI MINING MACHINERY CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |