CN205918437U - Backfill hydraulic bracket - Google Patents
Backfill hydraulic bracket Download PDFInfo
- Publication number
- CN205918437U CN205918437U CN201620141426.3U CN201620141426U CN205918437U CN 205918437 U CN205918437 U CN 205918437U CN 201620141426 U CN201620141426 U CN 201620141426U CN 205918437 U CN205918437 U CN 205918437U
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- CN
- China
- Prior art keywords
- sideboard
- conveyer
- hydraulic support
- back timber
- backplate
- 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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Abstract
The utility model relates to a backfill hydraulic bracket. This backfill hydraulic bracket includes the back timber, the conveyer backplate that is used for protecting the conveyer that the rear end of back timber is articulated to have hinged axis to extend along left right direction, and backfill hydraulic bracket is still including being used for adjusting the angle adjustment mechanism of conveyer backplate towards the collecting space area angle. When the conveyer backplate was close to vertical direction, the conveyer backplate was better to the guard action of conveyer, when the conveyer backplate was in the position that orientation vertical relatively overturn backward, the conveyer backplate can prevent effectively also that the gob roof whereabouts from caving in to the maintenance workman's of maintenance conveyer injury.
Description
Technical field
This utility model belongs to the support apparatus of underground coal mine coal-face and in particular to backfilling hydraulic support.
Background technology
Hydraulic support is equipment face roof being supported screening in progress of coal mining.In coal mining mistake
Cheng Zhong, can produce spoil the like waste, the bulk deposition meeting land occupation of spoil, and also soil reclamation can be polluted.Backfill
Hydraulic support is a kind of new hydraulic support, and the rear suspension of back timber of backfill hydraulic support has conveyer, and conveyer is by cash
Stone is transported to goaf thus carrying out filling to goaf.Backfill hydraulic support has needed for the shielding of conventional hydraulic support is mined
Basic function, it may have fill the function in goaf using spoil.Goaf is filled using spoil, you can to reduce spoil
Stack and environmental pollution is it is also possible to make full use of resource, effectively reduce or eliminate ground settlement etc..
For example, Authorization Notice No. is cn 2804388 y, and the Chinese patent of entitled hydraulic support for filling waste rock discloses
A kind of hydraulic support for filling waste rock.This hydraulic support for filling waste rock (being equivalent to filling hydraulic support) includes back timber and located at back timber
The tail boom of rear end, the lower end of tail boom is hung with the drag conveyor for conveying filling waste rock, and the end of tail boom is provided with conveyer
Backplate, but, the protection domain of conveyer backplate is limited, and needs larger service clearance to conveyer when keeping in repair,
Goaf top plate falls to collapsing and service worker can be damaged.Additionally, this hydraulic support for filling waste rock includes base, base
Rear end is provided with support backplate.Support backplate can protect the destruction to hydraulic support for the spoil of filling, but the height of support backplate
Degree is fixing it is impossible to be highly adjusted according to different waste filling.In addition, back timber is that face roof is supported
Vitals, the length of back timber and intensity will meet support requirement and be accomplished by lengthening back timber, limited by mine laneway size
System, the longer back timber of length is difficult to transport to down-hole.
Utility model content
The purpose of this utility model is to provide a kind of backfill hydraulic support to fall to solve the goaf top plate in maintenance
Collapse the technical problem that maintainer can be damaged.
In this utility model backfill hydraulic support technical scheme: backfill hydraulic support, including back timber it is characterised in that:
The rear end of back timber is hinged with the conveyer backplate for protecting conveyer that hinge axes extend in left-right direction, and backfill hydraulic pressure props up
Frame is also included for adjusting conveyer backplate towards the angle adjusting mechanism of goaf angle.
Angle adjusting mechanism is the different and independent releasable connection of at least two length between back timber and conveyer backplate
Connecting rod, or angle adjusting mechanism be for drive conveyer backplate rotate backplate actuator.
Front back timber and/or rear back timber adopt segmental structure, by removable fixed structure or folding between two neighboring segmentation
Fixed structure phase is fixed, fold the first hinging pin shaft that fixed structure includes being threaded onto in two neighboring segmentation in left-right direction and
Realize the removable fixture of fixing described two neighboring segmentation with the first hinging pin shaft by coordinating.
The second hinging pin shaft that removable fixture extends in left-right direction for axis.
Removable fixed structure includes spaced first detachable connecting pin and the second detachable connecting pin.
Described rear back timber adopts segmental structure, position segmentation the most rearward is provided with for supporting cooperation with rear column
Support fit structure.
Backfill hydraulic support includes base, and the rear end of base is provided with gear cash assembly, and gear cash assembly includes fixed dam, keeps off cash
Assembly also includes being relatively fixed baffle plate can the sideboard of upper-lower position adjustment and be used for adjusting sideboard in the vertical direction
Height height-regulating mechanism, sideboard and fixed dam have the gear cash face backwards for stopping spoil.
It is provided with rear column, fixed dam includes fixed dam base plate and the fixed dam turning down forward between back timber and base
Side plate, sideboard includes sideboard base plate and the sideboard side plate turning down forward, the rear surface of fixed dam base plate and
The rear surface of sideboard base plate constitutes gear cash face, fixed dam and sideboard mutual sheathing, fixed dam base plate and fixation
Baffle plate side plate, sideboard base plate and sideboard side plate respectively constitute the recess u-shaped structure for getting out of the way rear column forward.
The rear end of base is fixed in the front end of fixed dam side plate, and the rearward end of base is located at the front side in gear cash face.
Fixed dam is slidably matched with sideboard guiding, and described height-regulating mechanism includes upper and lower for driving sideboard
The actuator of movement.
Usefulness of the present utility model: conveyer backplate is towards the angle adjustable in goaf.When conveyer backplate is leaned on
During nearly vertical direction, conveyer backplate is preferable to the protective effect of conveyer；Conveyer backplate is in opposed vertical direction backward
During the position of upset, conveyer backplate also can effectively prevent goaf top plate whereabouts from caving in the service worker keeping in repair conveyer
Injury.
Further, when angle adjusting mechanism is the different and independent releasable connection of at least two length in back timber and conveying
During connecting rod between machine backplate, just can adjust the angle towards goaf for the conveyer backplate by changing the connecting rod of different length；
When angle adjusting mechanism is for driving the backplate actuator of conveyer backplate rotation, conveyer is driven by backplate actuator
Backplate rotates and to adjust the angle towards goaf for the conveyer backplate.
Brief description
Fig. 1 is the structural representation of the embodiment backfilling hydraulic support in this utility model；
Fig. 2 is the partial enlarged drawing at a in Fig. 1；
Fig. 3 is the partial enlarged drawing at b in Fig. 1；
Fig. 4 is the structural representation of rear back timber in the embodiment backfill in this utility model hydraulic support；
Fig. 5 is fixed dam, sideboard and lifting jack in the embodiment backfill in this utility model hydraulic support
Between assembling schematic diagram (when lifting jack does not extend out)；
(lifting jack is not in order to keep off the front view of cash assembly in the embodiment of backfill hydraulic support in this utility model for Fig. 6
When stretching out)；
Fig. 7 is that the structural representation keeping off cash assembly in the embodiment backfill in this utility model hydraulic support (lifts very heavy
When top is stretched out).
In figure: 1, base；2nd, front back timber；3rd, front beam section；4th, front column；5th, rear column；6th, upper connecting rod；7th, front rod；8、
Back link；9th, balance jack；10th, one-level wall supporting；11st, one-level wall supporting jack；12nd, secondary protecting side；13rd, secondary protecting side is very heavy
Top；14th, fixed dam；15th, sideboard；16th, lifting jack；17th, fixed dam jointed shaft；18th, supporting plate；19th, conveyer；
20th, conveyer backplate；21st, connecting rod；22nd, installing hole；23rd, conveyer backplate hinging pin shaft；24th, pedal；25th, rear beam section；
26th, the first detachable connecting pin；27th, the second detachable connecting pin；30th, keep off cash face；31st, coal mining conveyor；32nd, hydraulic system；33rd, mine
Machine；34th, hole for hoist；35th, side guard plate；36th, upper hinging pin shaft；37th, lower hinging pin shaft.
Specific embodiment
The embodiment of hydraulic support is backfilled as shown in figs. 1-7 in this utility model.Backfill hydraulic support includes hydraulic system
32, backfill hydraulic support also includes back timber and base 1, and back timber includes the front back timber 2 of split setting and rear back timber, front back timber 2 He
Back timber is hinged afterwards, and rear back timber adopts segmental structure, and rear back timber is made up of two segmentations, and two segmentations are respectively front beam section 3 He
Beam section 25 afterwards, are fixed by removable fixed structure phase between front beam section 3 and rear beam section 25, removable fixed structure includes interval setting
The first detachable connecting pin 26 and the second detachable connecting pin 27.Removable fixed structure in the present embodiment has two kinds of users in transport
Method, the first is to pull down the second detachable connecting pin 27, after the relatively front beam section 3 of rear beam section 25 folds, to front beam section 3 and rear beam section
25 entirety are transported；Second is all to pull down the first detachable connecting pin 26 and the second detachable connecting pin 27, front beam section 3 and rear beam section
25 separately transport.The left and right sides of front beam section 3 and rear beam section 25 is equipped with side guard plate.Each side guard plate is Split type structure, it is to avoid
Back timber adopts all-in-one-piece side guard plate afterwards, and the longer positioning precision causing of length not, not card phenomenon, and each side guard plate is permissible
It is separately controlled, make the telescopicing performance of side guard plate preferable.Back timber adopts segmental structure afterwards, contributes to increasing the length of back timber, makes back
The space filling out hydraulic support is sufficient, is easy to configure various pipeline parts and mechanical coal mining equipment.And, backfill hydraulic support
Backfill spoil space is bigger, can process more spoil rubbish.
The rear end of back timber is provided with the supporting plate 18 mounting for conveyer 19, and supporting plate 18 is slided in the longitudinal direction with back timber and joins
Close.The rear end of back timber is hinged with the conveyer backplate 20 for protecting conveyer 19 that hinge axes extend in left-right direction, returns
Fill out hydraulic support also to include for adjusting conveyer backplate 20 towards the angle adjusting mechanism of goaf angle.Angle adjusting mechanism
For at least two length are different and independent connecting rod 21 between back timber and conveyer backplate 20 for the releasable connection, by changing not
The angle towards goaf for the conveyer backplate 20 can be adjusted with the connecting rod 21 of length, angle adjusting mechanism is simple and convenient.Conveying
Machine backplate 20 near vertical direction when, conveyer backplate 20 is preferable to the protective effect of conveyer 19；Conveyer backplate 20 is in
During the position turned in opposed vertical direction, conveyer backplate 20 also can effectively prevent goaf top plate from falling to caving in maintenance
The injury of the service worker of conveyer.Conveyer backplate 20 is to be articulated with the rear end of back timber by conveyer backplate hinging pin shaft 27
, back timber is provided with hole for hoist 34, and the aperture of hole for hoist 34 is more than the installing hole installing for conveyer backplate hinging pin shaft 27
22, hole for hoist 34 is connected with installing hole 22, and hole for hoist 34 uses when lifting back timber.
It is arranged at intervals with along the longitudinal direction between back timber and base 1 for supporting the front column 4 of front back timber 2 and being used for supporting
The rear column 5 of back timber afterwards, the quantity of front column 4 has two, two front column 4 interval settings in left-right direction, the number of rear column 5
Amount has two, two rear column 5 interval settings in left-right direction, and the upper end of front column 4 and front back timber 2 mutually support cooperation, front vertical
The lower end of post 4 is connected with base 1, and rear beam section 25 is provided with the support fit structure for supporting cooperation with rear column 5, stands afterwards
The upper end of post 5 and rear beam section 25 mutually support cooperation, and the lower end of rear column 5 is connected with base 1.Backfill hydraulic support also includes
Connecting rod 6, front rod 7, back link 8 and balance jack 9, the upper end of upper connecting rod 6 is articulated with front back timber 2, front rod 7 and rear company
The lower end of bar 8 is all articulated with base 1, and the upper end of front rod 7 and back link 8 is all articulated with upper connecting rod 6, upper connecting rod 6, front company
Bar 7, back link 8 and base 1 constitute quadric chain, and one end of balance jack 9 is articulated with front back timber 2, balance jack 9
The other end be articulated with upper connecting rod 6.The front end of front back timber 2 is provided with one-level wall supporting 10 and one-level wall supporting jack 11, one-level
The rear end of wall supporting 10 is articulated with front back timber 2 front end, the forward and backward two ends of one-level wall supporting jack 11 respectively with one-level wall supporting 10 and front
Back timber 2 is hinged, and the front end of one-level wall supporting 10 is provided with secondary protecting side 12 and secondary protecting side jack 13, after secondary protecting side 12
End is articulated with the front end of one-level wall supporting 10, and the forward and backward two ends of secondary protecting side jack 13 are protected with secondary protecting side 12 and one-level respectively
Side 10 is hinged.Base 1 is provided with pedal 24.
The rear end of base 1 is provided with gear cash assembly, and gear cash assembly includes fixed dam 14, and gear cash assembly also includes being relatively fixed
Baffle plate 14 can upper-lower position adjustment sideboard 15 and for adjusting heightening of sideboard 15 height in the vertical direction
Mechanism, fixed dam 14 and sideboard 15 have the gear cash face 30 backwards for blocking spoil.Fixed dam 14 includes solid
Determine baffle plate base plate and the fixed dam side plate turning down forward, sideboard 15 includes sideboard base plate and the activity turning down forward
The rear surface of baffle plate side plate, the rear surface of fixed dam base plate and sideboard base plate constitutes gear cash face 30, fixed dam 14 He
Sideboard 15 mutual sheathing, fixed dam base plate and fixed dam side plate, sideboard base plate and sideboard side plate are respectively
Constitute the recess u-shaped structure for getting out of the way rear column 5 forward.The rear end of base 1 is fixed in the front end of fixed dam side plate.Gu
Determine baffle plate 14 and sideboard 15 is recess u-shaped structure forward, the intensity of fixed dam 14 and sideboard 15 is high, and
Fixed dam side plate is also convenient for the connection between fixed dam 14 and base 1.Fixed dam 14 passes through two fixed dam hinges
Spindle 17 is fixed on the rear end of base 1.The rearward end of base 1 is located at the front side in gear cash face 30, and this makes the rearward end of base 1 not
Easily pounded by spoil and be destroyed.Rear column 5 is located in fixed dam 14 and the u-shaped recess of sideboard 15, so contributes to
Save space.Fixed dam 14 is slidably matched with sideboard 15 guiding, and described height-regulating mechanism is included for driving active catch
The actuator that plate moves up and down, actuator is lifting jack 16, and lifting jack 16 has two, two lifting jack 16 edges
Left and right directions arranged for interval, the upper end of lifting jack 16 is hinged by upper hinging pin shaft 36 and sideboard 15, lifts thousand
The lower end on jin top 16 is hinged by lower hinging pin shaft 37 and fixed dam 14.When backfilling spoil, lifting jack 16 is upwards
Stretch out to drive sideboard 15 to move upwards, gear cash face 30 avoids spoil and backfill hydraulic support is covered to the stop of spoil
Bury；The height that lifting jack 16 protrudes upward can be adjusted according to practical situation simultaneously, that is, the upper rising of sideboard 15
Degree scalable, is suitable for backfilling the different packed heights of spoil, compact conformation, is effectively increased the accumulating amount of spoil, backfill hydraulic pressure
The subject range of support is broader.Additionally, gear cash assembly can also protect goaf top plate to fall to caving in backfill hydraulic support
Destruction.
In Fig. 1, label 33 is coal-winning machine, and label 31 is coal mining conveyor, and label 19 is conveyer, and coal-winning machine 33, coal mining are defeated
Send machine 31 and conveyer 19 etc. to be and backfill the matching used equipment of hydraulic support, be not belonging to backfill the composition portion of hydraulic support
Point.
Backfill in this utility model in the other embodiment of hydraulic support, fixed dam 14 is interval with along the vertical direction
Multiple first installing holes, sideboard 15 is provided with second installing hole corresponding with the first installing hole, and connecting bolt is arranged in
First installing hole and the second installing hole, adjust sideboard 15 by adjusting the first installing hole matching with the second installing hole
Height in above-below direction.Connecting bolt can also be replaced by bearing pin.
Backfill in this utility model in the other embodiment of hydraulic support, actuator is alternatively linear electric motors, electric pushrod,
Can also use cooperatively to realize moving up and down of sideboard 15 by motor and drive mechanism.
Backfill in the other embodiment of hydraulic support in this utility model, front back timber and rear back timber are alternatively integral type knot
Structure.
Backfill in this utility model in the other embodiment of hydraulic support, removable fixed structure is alternatively bolt, front beam section 2
It is provided with front connecting portion, rear beam section 25 is provided with rear connecting portion, realized by being arranged in the bolt of front connecting portion and rear connecting portion
Front beam section 3 is mutually fixed with rear beam section 25.
Backfill in this utility model in the other embodiment of hydraulic support, pass through between front beam section 3 and rear beam section 25 to fold
Fixed structure phase is fixed, and fold that fixed structure includes being threaded onto in front beam section 3 and rear beam section 25 in left-right direction is first hinged
Bearing pin and the removable fixture realizing fixing front beam section 3 and rear beam section 25 with the first hinging pin shaft by coordinating.Removable fixation
Part can be the second hinging pin shaft being threaded onto front beam section 3 and rear beam section 25.Removable fixture is alternatively the first connecting bolt, front
It is respectively equipped with first connecting portion and second connecting portion, by being arranged in first connecting portion and second even in beam section 3 and rear beam section 25
The fixation between front beam section 3 and rear beam section 25 realized by first connecting bolt of socket part.
Backfill in this utility model in the other embodiment of hydraulic support, rear back timber adopts segmental structure, rear back timber is by two
Section composition described above, is fixed by removable fixed structure or folding fixed structure phase between two neighboring segmentation, folds fixed structure
Including the first hinging pin shaft being threaded onto in left-right direction in two neighboring segmentation with by coordinating and reality with the first hinging pin shaft
Now fix the removable fixture of described two neighboring segmentation.
Backfill in this utility model in the other embodiment of hydraulic support, front back timber adopts segmental structure, two neighboring point
Fixed by removable fixed structure or folding fixed structure phase between section, fold fixed structure and include being threaded onto in left-right direction phase
The first hinging pin shaft in adjacent two segmentations and by with the first hinging pin shaft cooperation and realize fixing described two neighboring segmentation
Removable fixture.
Backfill in this utility model in the other embodiment of hydraulic support, the quantity of front column and rear column is not limited to two
Individual, set according to practical situation.
Backfill in the other embodiment of hydraulic support in this utility model, angle adjusting mechanism is alternatively and is used for driving conveying
The backplate actuator that machine backplate rotates, backplate actuator is jack, and jack one end and back timber are hinged the other end and conveying
Machine backplate is hinged, and can automatically adjust the angle towards goaf for the conveyer backplate by jack.Backplate actuator also may be used
For the motor driving conveyer backplate to rotate.
Claims (10)
1. a kind of backfill hydraulic support, including back timber it is characterised in that: the rear end of back timber is hinged with hinge axes in left-right direction
The conveyer backplate for protecting conveyer extending, the rear end of back timber is provided with the supporting plate mounting for conveyer, and supporting plate is located at
The front side of conveyer backplate, backfill hydraulic support is also included for adjusting conveyer backplate towards the angular adjustment of goaf angle
Mechanism.
2. according to claim 1 backfill hydraulic support it is characterised in that: angle adjusting mechanism be at least two length not
With and independent connecting rod between back timber and conveyer backplate for the releasable connection, or angle adjusting mechanism is for driving conveying
The backplate actuator that machine backplate rotates.
3. backfill hydraulic support according to claim 1 it is characterised in that: front back timber and/or rear back timber adopt segmentation to tie
Structure, is fixed by removable fixed structure or folding fixed structure phase between two neighboring segmentation, folds fixed structure and include along a left side
The first hinging pin shaft that right direction is threaded onto in two neighboring segmentation and by with the first hinging pin shaft cooperation and realize fixing institute
State the removable fixture of two neighboring segmentation.
4. according to claim 3 backfill hydraulic support it is characterised in that: removable fixture prolongs in left-right direction for axis
The second hinging pin shaft stretched.
5. backfill hydraulic support according to claim 3 it is characterised in that: removable fixed structure includes spaced the
One detachable connecting pin and the second detachable connecting pin.
6. the backfill hydraulic support according to claim 3 ~ 5 any one it is characterised in that: described rear back timber adopts segmentation
Structure, position segmentation the most rearward is provided with the support fit structure for being supported cooperation with rear column.
7. according to claim 3 backfill hydraulic support it is characterised in that: backfill hydraulic support include base, base
Rear end is provided with gear cash assembly, and gear cash assembly includes fixed dam, and gear cash assembly also includes being relatively fixed baffle plate can be adjusted upper-lower position
Whole sideboard and height-regulating mechanism, sideboard and fixed dam for adjusting sideboard height in the vertical direction
There is the gear cash face backwards for stopping spoil.
8. according to claim 7 backfill hydraulic support it is characterised in that: be provided with rear column between back timber and base, Gu
Determine baffle plate and include fixed dam base plate and the fixed dam side plate turning down forward, sideboard includes sideboard base plate and forward
The rear surface of the sideboard side plate of turnover, the rear surface of fixed dam base plate and sideboard base plate constitutes gear cash face, fixing
Baffle plate and sideboard mutual sheathing, fixed dam base plate and fixed dam side plate, sideboard base plate and sideboard side plate
Respectively constitute the recess u-shaped structure for getting out of the way rear column forward.
9. according to claim 8 backfill hydraulic support it is characterised in that: base is fixed in the front end of fixed dam side plate
Rear end, the rearward end of base is located at the front side in gear cash face.
10. backfill hydraulic support according to claim 8 it is characterised in that: fixed dam and sideboard guiding is slided
Cooperation, described height-regulating mechanism includes the actuator for driving sideboard to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620141426.3U CN205918437U (en) | 2016-02-25 | 2016-02-25 | Backfill hydraulic bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620141426.3U CN205918437U (en) | 2016-02-25 | 2016-02-25 | Backfill hydraulic bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205918437U true CN205918437U (en) | 2017-02-01 |
Family
ID=57876548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620141426.3U Expired - Fee Related CN205918437U (en) | 2016-02-25 | 2016-02-25 | Backfill hydraulic bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205918437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626115A (en) * | 2016-02-25 | 2016-06-01 | 郑州四维矿业机械有限责任公司 | Backfilling hydraulic support |
-
2016
- 2016-02-25 CN CN201620141426.3U patent/CN205918437U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626115A (en) * | 2016-02-25 | 2016-06-01 | 郑州四维矿业机械有限责任公司 | Backfilling hydraulic support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |