CN110185482A - A kind of overburden pressure bracket based on seam mining - Google Patents
A kind of overburden pressure bracket based on seam mining Download PDFInfo
- Publication number
- CN110185482A CN110185482A CN201910581444.1A CN201910581444A CN110185482A CN 110185482 A CN110185482 A CN 110185482A CN 201910581444 A CN201910581444 A CN 201910581444A CN 110185482 A CN110185482 A CN 110185482A
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- China
- Prior art keywords
- sliding rail
- rib
- fixedly welded
- plate
- braced frame
- 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.)
- Pending
Links
- 238000005065 mining Methods 0.000 title claims abstract description 23
- 241001149930 Protura <class> Species 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 28
- 238000000034 method Methods 0.000 abstract description 4
- 230000013011 mating Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of overburden pressure bracket based on seam mining, is related to land mining technique field；Braced frame includes the horizontal rib one positioned at front end face and rear end face, the vertical rib positioned at left side and right side and positioned at the horizontal rib two of top and bottom；Two horizontal two upper surfaces of rib positioned at top surface are respectively fixedly welded a sliding rail, and a sliding slot, sliding slot and fixed support plate slide fit are offered on sliding rail medial surface；It is fixedly welded a pair of of fixing seat on the outside of sliding rail on the right side of braced frame, movable supporting plate is fixedly welded attachment base close to sliding rail side, and horizontal cylindricality through-hole, cylindricality through-hole and the mating setting of shaft are offered inside attachment base；It is fixedly connected between movable supporting plate and vertical rib each by a hydraulic cylinder, support frame provided by the invention not only has support function, when coal mine collapses, additionally it is possible to provide the space of temporary shelter for personnel in the pit and instrument, improve underground work safety.
Description
Technical field
The present invention relates to land mining technique field, specifically a kind of overburden pressure bracket based on seam mining.
Background technique
Coal remains China's main energy sources, differs since coal seam is mainly gathered in tens meters of underground to several kms, so adopting
Coal operation is underground job.Since subterranean coal is produced, underground forms the cavity of bulky, and earth's surface is losing underground branch
After support force, it may occur that collapse, cause production accident.Therefore coal mine is needed effectively to be supported, to prevent cave-in accident.It is existing
Having support construction includes column, fixed support plate and pedestal, by will pass through rivet and water between support construction and coal mine hole body
Mud is fixedly connected, once coal mine collapses, hole body gives the event resolves that support and fix of support construction, and support construction is not only
It cannot continue to support hole body, and will also become the potential threat of personnel in the pit's safety problem.
A kind of safety guard of coal mining support is disclosed in the Chinese patent of Publication No. CN208204398U, the dress
It sets including bottom plate, fixing seat, protective frame, latch, fixes sleeve, thread groove, screw rod, sliding slot, sliding block, bayonet lock, fixed plate, spiral shell
Bolt, the first deck, support rod, the second deck, clamping plate, guide rail and screw hole.The advantageous effect of the invention is: by fixing seat
Inside setting thread groove, and setting screw rod is engaged in the inside of thread groove, user can be by rotation screw rod in thread groove
It moves horizontally, one end of screw rod is closely fixed, the bottom of coal mining support in fixes sleeve is set, guarantee coal mining support
It is not in sliding in fixes sleeve.By the way that sliding block is arranged in the bottom of protective frame, and sliding block engaging is arranged in sliding slot
Portion can change the height of clamping plate by the position of slidable adjustment sliding block, facilitate two Boards walls different on coal mining support
Position, enable a user to the length adjustment Boards wall position according to coal mining support.But once hole body collapses, it should
Many parts, which collapse and fall, in protective device can hurt the life security of personnel in the pit.So the invention is not to above-mentioned skill
Art problem is solved.
Summary of the invention
The purpose of the present invention is to provide a kind of overburden pressure bracket based on seam mining, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of overburden pressure bracket based on seam mining, including braced frame, the pressure arm further include sliding
Rail, fixed support plate and movable supporting plate；The braced frame includes positioned at the horizontal rib one of front end face and rear end face, is located at a left side
The vertical rib of side and right side and horizontal rib two positioned at top and bottom, positioned at two horizontal two upper ends of rib of top surface
Face is respectively fixedly welded a sliding rail, and a sliding slot is offered on the sliding rail medial surface, and the sliding slot extends from sliding rail one end
To apart from the sliding rail other end, the sliding slot and fixed support plate slide fit；It is fixed on the outside of the sliding rail on the right side of braced frame
A pair of of fixing seat is welded, the movable supporting plate is fixedly welded attachment base close to sliding rail side, offers inside the attachment base
Horizontal cylindricality through-hole, the cylindricality through-hole internal sleeve are equipped with shaft, and the both ends of the shaft is respectively fixed with a fixing seat and welded
It connects；It is fixedly connected between the movable supporting plate and vertical rib each by a hydraulic cylinder.
As a further solution of the present invention: vertical plate, the vertical plate and support frame are equipped on the left of braced frame described above
It is welded between frame.
As a further solution of the present invention: above-mentioned two are located at horizontal two outside of rib of braced frame bottom surface respectively
It is fixedly welded with an earth plate, several positioning through hole is uniformly provided on the earth plate, each positioning through hole is mating
Equipped with a spud pile.
As a further solution of the present invention: spud pile described above is followed successively by spacing head, stake bar and conehead from top to bottom,
The spacing head is fixedly welded with stake bar, and the stake bar is fixedly welded with conehead.
As a further solution of the present invention: above-mentioned hydraulic cylinder bottom end and vertical rib are rotatablely connected, the hydraulic cylinder (10)
Top and movable supporting plate are rotatablely connected.
Compared with prior art, the beneficial effects of the present invention are:
1, braced frame can be stably placed inside coal mine, even if coal mine collapses, frame structure will not only be fallen
It collapses, but also the space hidden can be provided for underground work personnel；Vertical plate can Auxiliary support frame be supported, work as coal
When mine is collapsed, vertical plate can stop soil to pour into inside from braced frame side, maintain braced frame internal security；Earth plate and
Guide pile can prevent braced frame from skidding and falling into underground.
2, by two parallel sliding tracks of left and right sides setting at the top of braced frame, fixed support plate and frame structure are realized
Between detachable connection, can reduce support device weight, be readily transported and installed in coal mine.
3, by being equipped with vertical plate in braced frame side, the other side is equipped with a movable supporting plate, and the movable supporting plate is logical
Hydraulic cylinder support is crossed, when coal mine works normally, vertical plate and movable supporting plate can assist in support, play a supporting role；Coal mine
When collapsing, starts hydraulic cylinder, movable supporting plate can be withdrawn, at this point, movable supporting plate and vertical plate can stop soil from frame
Frame side pours into inside, and lower portion personnel and instrument is prevented to be buried.
To sum up, support frame provided by the invention not only has support function, provided by the invention when coal mine collapses
Support frame can also provide the space of temporary shelter for personnel in the pit and instrument, improve underground work safety.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the safety guard of coal mining support；
Fig. 2 is the structural representation of braced frame and fixed support plate slide fit in a kind of safety guard of coal mining support
Figure；
Fig. 3 is that movable supporting plate and fixing seat are rotatablely connected relationship signal in a kind of safety guard of coal mining support
Figure；
Fig. 4 is the structural schematic diagram of earth plate in a kind of safety guard of coal mining support.
In figure: 1, braced frame；101, horizontal rib one；102, vertical rib；103, horizontal rib two；2, sliding rail；3, fixed branch
Fagging；4, movable supporting plate；5, sliding slot；6, fixing seat；7, attachment base；8, cylindricality through-hole；9, shaft；10, hydraulic cylinder；11, it stands
Plate；12, earth plate；13, positioning through hole；14, spud pile；1401, spacing head；1402, stake bar；1403, conehead.
Specific embodiment
Please refer to Fig. 1~4, in the embodiment of the present invention, a kind of overburden pressure bracket based on seam mining, including branch
Support frame frame 1, pressure arm further include sliding rail 2, fixed support plate 3 and movable supporting plate 4；Braced frame 1 includes being located at front end face
With the horizontal rib 1 of rear end face, positioned at the vertical rib 102 of left side and right side and positioned at the horizontal rib two of top and bottom
103, two horizontal 2 103 upper surfaces of rib positioned at top surface are respectively fixedly welded a sliding rail 2, offer on 2 medial surface of sliding rail
One sliding slot 5, sliding slot 5 are extended to from 2 one end of sliding rail apart from 2 other end of sliding rail, sliding slot 5 and 3 slide fit of fixed support plate；Positioned at branch
It is fixedly welded a pair of of fixing seat 6 on the outside of the sliding rail 2 on 1 right side of support frame frame, movable supporting plate 4 is fixedly welded company close to 2 side of sliding rail
Joint chair 7 offers horizontal cylindricality through-hole 8 inside attachment base 7, and cylindricality through-hole internal sleeve is equipped with shaft 9, and 9 both ends of shaft are respectively
It is fixedly welded with a fixing seat 6；It is fixedly connected between movable supporting plate 4 and vertical rib 102 each by a hydraulic cylinder 10,
10 bottom end of hydraulic cylinder and vertical rib 102 are rotatablely connected, and 10 top of hydraulic cylinder and movable supporting plate 4 are rotatablely connected.
In Fig. 1, it is equipped with vertical plate 11 on the left of braced frame 1, is welded between vertical plate 11 and braced frame 1, when exploitation work
When being normally carried out, vertical plate 11 can Auxiliary support frame 1 be supported, when coal mine collapse when, vertical plate 11 can stop soil from
1 side of braced frame pours into inside.
In Fig. 4, two 2 103 outsides of horizontal rib for being located at 1 bottom surface of braced frame are respectively fixed with an earth plate 12
It welding, several positioning through hole 13 is uniformly provided on earth plate 12, each positioning through hole 13, which is matched, is arranged with a spud pile 14,
Earth plate 12 is capable of increasing braced frame 1 and contact area of ground, prevents frame from falling into underground.
In Fig. 1, spud pile 14 is followed successively by spacing head 1401, stake bar 1402 and conehead 1403, spacing head from top to bottom
1401 are fixedly welded with stake bar 1402, and stake bar 1402 is fixedly welded with conehead 1403, and conehead 1403 hammers into ground convenient for spud pile 14
Under, spacing head 1401 can firmly engage earth plate 12, securely fix its related braced frame 1 on the ground, non-slip.
The working principle of the invention is:
Braced frame 1 can be stably placed inside coal mine, and coal mine collapses, and frame structure will not collapse, but also
One space hidden can be provided for underground work personnel；Vertical plate 11 and movable supporting plate 4 can play a supporting role, and work as coal
When mine is collapsed, start hydraulic cylinder 10, movable supporting plate 4 is drawn close around shaft 9 to 1 side of braced frame, at this point, vertical plate 11 and work
Dynamic support plate 4 can stop soil to pour into inside from frame facet, the risk for preventing lower portion personnel and instrument to be buried.Gu
Determine support plate 3 and 2 slide fit of sliding rail, can reduce support device transport and installation weight；Earth plate 12 cooperates spud pile 14 to make
With being capable of increasing 1 contact area of braced frame, prevent braced frame 1 from collapsing.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of overburden pressure bracket based on seam mining, including braced frame (1), which is characterized in that the pressure
Bracket further includes sliding rail (2), fixed support plate (3) and movable supporting plate (4)；The braced frame (1) includes being located at front end face
With the horizontal rib one (101) of rear end face, positioned at the vertical rib (102) of left side and right side and positioned at the water of top and bottom
Flat rib two (103)；Two horizontal rib two (103) upper surfaces positioned at top surface are respectively fixedly welded a sliding rail (2), described
A sliding slot (5) is offered on sliding rail (2) medial surface, the sliding slot (5) extends to another apart from sliding rail (2) from sliding rail (2) one end
One end, the sliding slot (5) and fixed support plate (3) slide fit；It is fixed on the outside of the sliding rail (2) on the right side of braced frame (1)
A pair of of fixing seat (6) is welded, the movable supporting plate (4) is fixedly welded attachment base (7), the connection close to sliding rail (2) side
Horizontal cylindricality through-hole (8) is offered inside seat (7), cylindricality through-hole (8) internal sleeve is equipped with shaft (9), the shaft (9)
Both ends are respectively fixedly welded with a fixing seat (6)；Each by one between the movable supporting plate (4) and vertical rib (102)
A hydraulic cylinder (10) is fixedly connected.
2. a kind of overburden pressure bracket based on seam mining according to claim 1, which is characterized in that the branch
Vertical plate (11) are equipped on the left of support frame frame (1), are welded between the vertical plate (11) and braced frame (1).
3. a kind of overburden pressure bracket based on seam mining according to claim 1, which is characterized in that two positions
It is respectively fixedly welded with an earth plate (12) on the outside of the horizontal rib two (103) of braced frame (1) bottom surface, the ground connection
It is uniformly provided on plate (12) several positioning through hole (13), each positioning through hole (13), which is matched, is arranged with a spud pile
(14)。
4. a kind of overburden pressure bracket based on seam mining according to claim 3, which is characterized in that described solid
Determine stake (14) and be followed successively by spacing head (1401), stake bar (1402) and conehead (1403) from top to bottom, the spacing head (1401) with
Stake bar (1402) is fixedly welded, and the stake bar (1402) is fixedly welded with conehead (1403).
5. a kind of overburden pressure bracket based on seam mining according to claim 1, which is characterized in that the liquid
Cylinder pressure (10) bottom end and vertical rib (102) are rotatablely connected, and hydraulic cylinder (10) top and movable supporting plate (4) are rotatablely connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581444.1A CN110185482A (en) | 2019-06-29 | 2019-06-29 | A kind of overburden pressure bracket based on seam mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581444.1A CN110185482A (en) | 2019-06-29 | 2019-06-29 | A kind of overburden pressure bracket based on seam mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110185482A true CN110185482A (en) | 2019-08-30 |
Family
ID=67724404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910581444.1A Pending CN110185482A (en) | 2019-06-29 | 2019-06-29 | A kind of overburden pressure bracket based on seam mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110185482A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302695A (en) * | 2020-10-22 | 2021-02-02 | 中电建南方建设投资有限公司 | Temporary supporting method for mine excavation |
| CN116575965A (en) * | 2023-07-14 | 2023-08-11 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
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| CN208204398U (en) * | 2018-05-24 | 2018-12-07 | 马辉 | A kind of safety guard of coal mining support |
| CN208252136U (en) * | 2018-06-04 | 2018-12-18 | 祖培涛 | Safety device is used in a kind of mining |
| CN109854283A (en) * | 2019-03-12 | 2019-06-07 | 张辉 | A kind of suspension device and its installation method of coal mining equipment |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106761862A (en) * | 2016-12-06 | 2017-05-31 | 黑龙江科技大学 | The device and method of emergency management and rescue passage is formed in a kind of underground mine fractured rock |
| CN206513390U (en) * | 2017-01-16 | 2017-09-22 | 高尚 | A kind of coal cutting roadway suspension device |
| CN206409252U (en) * | 2017-01-25 | 2017-08-15 | 华北科技学院 | A kind of colliery support meanss |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302695A (en) * | 2020-10-22 | 2021-02-02 | 中电建南方建设投资有限公司 | Temporary supporting method for mine excavation |
| CN116575965A (en) * | 2023-07-14 | 2023-08-11 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
| CN116575965B (en) * | 2023-07-14 | 2023-09-19 | 山西联盛科技有限公司 | Collapse-preventing tunnel refuge protection equipment and protection method thereof |
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Application publication date: 20190830 |