CN206458490U - A kind of combined type coal mine roadway support bracket - Google Patents
A kind of combined type coal mine roadway support bracket Download PDFInfo
- Publication number
- CN206458490U CN206458490U CN201621460856.8U CN201621460856U CN206458490U CN 206458490 U CN206458490 U CN 206458490U CN 201621460856 U CN201621460856 U CN 201621460856U CN 206458490 U CN206458490 U CN 206458490U
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- CN
- China
- Prior art keywords
- guard bar
- coal mine
- support bracket
- mine roadway
- toughness
- 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 is related to technical field of coal mine, in particular a kind of combined type coal mine roadway support bracket, including first guard bar, second guard bar and toughness branch guard bar, the side two ends of the toughness branch guard bar offer multiple screens grooves, the toughness branch guard bar is being provided with two grooves close to screens groove side, auxiliary connecting rod is connected with by axis of rotation in the groove, the two ends of the toughness branch guard bar are plugged on the hollow intracavitary of first guard bar and second guard bar respectively, the utility model smart structural design, by adding first guard bar, grafting effect between second guard bar and toughness branch guard bar, and then the conveniently assembling and splicing to support bracket, utilize auxiliary connecting rod, toughness branch guard bar is facilitated to be supported the coal mine roadway on top, and then ensure the life security of people, and the regulation of toughness branch guard bar can be facilitated to be adapted to different size of tunnel, to meet the demand for the people that open a mine.
Description
Technical field
The utility model is related to technical field of coal mine, specially a kind of combined type coal mine roadway support bracket.
Background technology
Colliery be the mankind in the region of the mining area exploitation coal resources rich in coal, be generally divided into underground mine and outdoor coal
Ore deposit.When coal seam is remote from earth's surface, it is typically chosen to underground and digs tunnel digging coal, this is underground mine.When coal seam is away from earth's surface
Distance it is close when, be typically chosen directly peel off surface soil layer excavate coal, this is open coal mine.China's overwhelming majority colliery category
In underground mine.Colliery scope includes above and below ground and the very big region of related facility.Colliery is the mankind in digging rich in having
The proportional space excavated during the geological stratification of coal, generally includes tunnel, well cave and face etc..Coal is topmost solid
Fuel, is one kind of kaustobilite.Therefore people are needed to go to exploit some coals, to meet the production and life of some factories
Demand.
Current coal mine roadway is supported effect to coal mine roadway with supporting, traditional to ensure the life security of people
The coal mine roadway combination and dismounting of the inconvenient people of supporting, therefore it is not convenient to use, it is exactly using consolidating to also have some
Fixed trapezoidal rack device is in coal mine roadway, therefore the movement and assembling of inconvenient people's supporting framework, therefore also inconvenient to framework
Regulation, and then the demand of opening a mine for the people that are unsatisfactory for opening a mine.
Utility model content
The purpose of this utility model is to provide a kind of combined type coal mine roadway support bracket, to solve above-mentioned background technology
The problem of middle proposition.The features such as combined type coal mine roadway support bracket has ease of assembly and easily regulation.
To achieve the above object, the utility model provides following technical scheme：
A kind of combined type coal mine roadway support bracket, including first guard bar, second guard bar and toughness branch guard bar, it is described
First guard bar and second guard bar are hollow rod-like structure, and the side wall of first guard bar and second guard bar is all provided with
Have several tapped through holes, the side two ends of the toughness branch guard bar offer multiple screens grooves, the toughness branch guard bar by
Nearly screens groove side is provided with two grooves, and the groove is interior to be connected with auxiliary connecting rod by axis of rotation, the auxiliary connecting rod
Termination is provided with the through hole offered on fixed block, and fixed block on through hole, two of which fixed block and is interspersed with gim peg, two
Individual fixed block is respectively fixedly connected with first guard bar and second guard bar by gim peg, the two ends point of the toughness branch guard bar
The hollow intracavitary of first guard bar and second guard bar is not plugged on, and the two ends of toughness branch guard bar are solid by screwed plug respectively
Fixed, wherein screwed plug is inserted through tapped through hole extruding and is connected in screens groove.
It is preferred that, first guard bar is provided with draw ring, second guard bar in the side bottom close to tapped through hole
Winder is provided with the side bottom close to tapped through hole, wherein winder is connected on draw ring by bracing wire.
It is preferred that, the tapped through hole number on first guard bar and second guard bar is identical, and tapped through hole is distinguished
It is linear array on the side wall center line of first guard bar and second guard bar.
It is preferred that, the screens groove be linear array on toughness branch guard bar, and screens groove is uniformly and symmetrically distributed at two
The outside of groove, wherein screens groove and groove are on the same line.
It is preferred that, the auxiliary connecting rod and fixed block are formed in one structure, first guard bar and second guard bar
Size, length all same.
It is preferred that, there is hook in the bracing wire termination system on the winder, and hangs on draw ring.
Compared with prior art, the beneficial effects of the utility model are：The support bracket structure letter of this combined type coal mine roadway
It is single, acted on by the grafting added between first guard bar, second guard bar and toughness branch guard bar, and then conveniently to support bracket
Assembling and splicing, using auxiliary connecting rod, facilitate toughness branch guard bar to be supported the coal mine roadway on top, and then ensure people's
Life security, and the regulation of toughness branch guard bar can be facilitated to be adapted to different size of tunnel, so that it is convenient for people to use, it is also convenient for
Firm toughness branch guard bar, facilitates the disassembly and assembly of this support bracket using gim peg and screwed plug, in order to different size of
Used in coal mine roadway, to meet the demand for the people that open a mine.
The utility model smart structural design, and it is simple to operate, it is convenient that coal mine roadway is consolidated, reduce collapsing for tunnel
Fall into, using winder and draw ring, the convenient protection to first guard bar, second guard bar, to consolidate this supporting construction, and both
In the lower end of first guard bar, second guard bar, this bracing wire can be on the ground of coal mine roadway, and does not disturb other operations,
It is convenient for people to use.
Brief description of the drawings
Fig. 1 is overall side structure schematic view of the present utility model；
Fig. 2 is the right side structural representation of first guard bar of the utility model；
Fig. 3 is the left view structural representation of second guard bar of the utility model；
Fig. 4 is the overlooking the structure diagram of the utility model toughness branch guard bar；
Fig. 5 is the overlooking the structure diagram of first guard bar of the utility model.
In figure：1 first guard bar, 11 draw rings, 12 tapped through holes, 2 second guard bars, 21 winders, 3 toughness branch guard bars,
31 grooves, 32 rotating shafts, 33 screens grooves, 4 auxiliary connecting rods, 5 fixed blocks, 51 through holes, 6 gim pegs, 7 screwed plugs.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-5 are referred to, the utility model provides a kind of technical scheme：
A kind of combined type coal mine roadway support bracket, including first guard bar 1, second guard bar 2 and toughness branch guard bar 3,
First guard bar 1 and second guard bar 2 are hollow rod-like structure, and the side wall of first guard bar 1 and second guard bar 2 is all provided with
There are several tapped through holes 12, the side two ends of toughness branch guard bar 3 offer multiple screens grooves 33, and toughness branch guard bar 3 is close
The side of screens groove 33 is provided with two grooves 31, and groove 31 is interior to be rotatably connected to auxiliary connecting rod 4 by rotating shaft 32, auxiliary connecting rod 4
Termination is solid provided with being interspersed with the through hole 51 offered on fixed block 5, and fixed block 5 on through hole 51, two of which fixed block 5
Determine bolt 6, two fixed blocks 5 are respectively fixedly connected with first guard bar 1 and second guard bar 2 by gim peg 6, auxiliary connecting rod 4
Size, the length all same for the structure, first guard bar 1 and second guard bar 2 of being formed in one with fixed block 5, are connected using auxiliary
Bar 4, facilitates toughness branch guard bar 3 to be supported the coal mine roadway on top, and then ensures the life security of people, and can facilitate
The regulation of toughness branch guard bar 3 is adapted to different size of tunnel, and then convenient for people to use, is also convenient for firm toughness branch guard bar 3, tough
The two ends of property branch guard bar 3 are plugged on the hollow intracavitary of first guard bar 1 and second guard bar 2, and the two of toughness branch guard bar 3 respectively
End is fixed by screwed plug 7 respectively, and wherein screwed plug 7 is inserted through the extruding of tapped through hole 12 and is connected in screens groove 33, screens groove
33 be linear array on toughness branch guard bar 3, and screens groove 33 is uniformly and symmetrically distributed in the outside of two grooves 31, wherein screens
Groove 33 and groove 31 are on the same line, slotting between first guard bar 1, second guard bar 2 and toughness branch guard bar 3 by adding
Connect effect, and then the conveniently assembling and splicing to support bracket.
First guard bar 1 is provided with draw ring 11 in the side bottom close to tapped through hole 12, and second guard bar 2 is close to screw thread
There is hook in the bracing wire termination system that the side bottom of through hole 12 is provided with winder 21, winder 21, and hangs on draw ring 11,
Wherein winder 21 is connected on draw ring 11 by bracing wire, the number of tapped through hole 12 on first guard bar 1 and second guard bar 2
It is identical, and the respectively linear array of tapped through hole 12 is on the side wall center line of first guard bar 1 and second guard bar 2, utilization
Gim peg 6 and screwed plug 7 facilitate the disassembly and assembly of this support bracket, in order to be used in different size of coal mine roadway, with
Meet the demand for the people that open a mine.
The utility model smart structural design, and it is simple to operate, it is convenient that coal mine roadway is consolidated, reduce collapsing for tunnel
Fall into, using winder 21 and draw ring 11, the convenient protection to first guard bar 1, second guard bar 2, to consolidate this supporting construction,
And both in the lower end of first guard bar 1, second guard bar 2, this bracing wire can be on the ground of coal mine roadway, and does not disturb it
It is operated, convenient for people to use.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of combined type coal mine roadway support bracket, including first guard bar（1）, second guard bar（2）With toughness branch guard bar
（3）, first guard bar（1）With second guard bar（2）It is hollow rod-like structure, it is characterised in that：Described first
Guard bar（1）With second guard bar（2）Side wall be equipped with several tapped through holes（12）, the toughness branch guard bar（3）Side
Two ends offer multiple screens grooves（33）, the toughness branch guard bar（3）Close to screens groove（33）Side is provided with two grooves
（31）, the groove（31）It is interior to pass through rotating shaft（32）It is rotatably connected to auxiliary connecting rod（4）, the auxiliary connecting rod（4）Termination set
There is fixed block（5）, and fixed block（5）On offer through hole（51）, two of which fixed block（5）On through hole（51）Inside intert
There is gim peg（6）, two fixed blocks（5）Pass through gim peg（6）It is respectively fixedly connected with first guard bar（1）With second guard bar
（2）On, the toughness branch guard bar（3）Two ends be plugged on first guard bar respectively（1）With second guard bar（2）Middle cavity
It is interior, and toughness branch guard bar（3）Two ends pass through screwed plug respectively（7）Fix, wherein screwed plug（7）It is inserted through tapped through hole（12）
Extruding is connected to screens groove（33）It is interior.
2. a kind of combined type coal mine roadway support bracket according to claim 1, it is characterised in that：First guard bar
（1）Close to tapped through hole（12）Side bottom be provided with draw ring（11）, second guard bar（2）Close to tapped through hole
（12）Side bottom be provided with winder（21）, wherein winder（21）Draw ring is connected to by bracing wire（11）On.
3. a kind of combined type coal mine roadway support bracket according to claim 1, it is characterised in that：First guard bar
（1）With second guard bar（2）On tapped through hole（12）Number is identical, and tapped through hole（12）Respectively linear array is first
Branch guard bar（1）With second guard bar（2）Side wall center line on.
4. a kind of combined type coal mine roadway support bracket according to claim 1, it is characterised in that：The screens groove（33）
It is linear array in toughness branch guard bar（3）On, and screens groove（33）It is uniformly and symmetrically distributed in two grooves（31）Outside, wherein
Screens groove（33）And groove（31）On the same line.
5. a kind of combined type coal mine roadway support bracket according to claim 1, it is characterised in that：The auxiliary connecting rod
（4）And fixed block（5）Be formed in one structure, first guard bar（1）With second guard bar（2）Size, length it is homogeneous
Together.
6. a kind of combined type coal mine roadway support bracket according to claim 2, it is characterised in that：The winder（21）
On bracing wire termination system have hook, and hang over draw ring（11）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460856.8U CN206458490U (en) | 2016-12-29 | 2016-12-29 | A kind of combined type coal mine roadway support bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460856.8U CN206458490U (en) | 2016-12-29 | 2016-12-29 | A kind of combined type coal mine roadway support bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206458490U true CN206458490U (en) | 2017-09-01 |
Family
ID=59697814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621460856.8U Expired - Fee Related CN206458490U (en) | 2016-12-29 | 2016-12-29 | A kind of combined type coal mine roadway support bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206458490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228153A (en) * | 2020-09-04 | 2021-01-15 | 贵州大学 | Protective wall for preventing coal and gas from being extruded |
-
2016
- 2016-12-29 CN CN201621460856.8U patent/CN206458490U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228153A (en) * | 2020-09-04 | 2021-01-15 | 贵州大学 | Protective wall for preventing coal and gas from being extruded |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20171229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |