CN218454752U - Prevention and cure equipment of prevention fault to mine water damage - Google Patents
Prevention and cure equipment of prevention fault to mine water damage Download PDFInfo
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- CN218454752U CN218454752U CN202222363717.5U CN202222363717U CN218454752U CN 218454752 U CN218454752 U CN 218454752U CN 202222363717 U CN202222363717 U CN 202222363717U CN 218454752 U CN218454752 U CN 218454752U
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Abstract
The utility model relates to the field of mine supporting equipment, in particular to a prevention and treatment device for preventing faults from damaging water in a mine, which comprises a metal protective shell, wherein the metal protective shell is closed by two groups of semicircular shells into a cylindrical barrel which is communicated up and down; the supporting plate is arranged at the upper end and the lower end of the metal protective shell to form a closed space inside the metal protective shell; drilling holes, wherein the drilling holes penetrate through the closed space of the metal protective shell; air pump assembly, air pump assembly's exhaust end is connected drilling is to airtight space air feed, the utility model discloses a waterproof coal pillar that the metal protective case cladding that split type combination formed was reserved plays the effect that replaces the support, also makes the waterproof coal pillar width of reserving need not too big, has guaranteed that the coal volume that can exploit increases, then takes out the waterproof coal pillar breakage of metal protective case inside, makes the replacement of metal protective case support the effect that reaches seamless joint, carries out good strutting to the mine interrupt layer position, avoids the gushing water.
Description
Technical Field
The utility model relates to a mine support equipment field especially relates to a prevention and cure equipment of prevention fault to mine water damage.
Background
According to statistics, in the case that the water burst amount of a mine is more than 600m & lt 3 & gt/h in China, the water burst accident caused by water diversion of a mining fault is 20%, and the water diversion accident of the type has great unpredictability and is a great threat in the underground coal mining process.
The existence of fault destroys the integrity of stratum, greatly reduces the compressive strength of rock mass, sometimes causes the direct communication of coal bed and upper and lower aquifers near fault zone, causes water inrush accident, according to statistics, millions of tons of raw coal produced in China die up to 0.375 person due to water damage, and 90% of water inrush accident has direct or indirect relation with fault.
The existing waterproof coal pillar through reserving supports the ore bed, the follow-up same need of waterproof coal pillar is broken, and the existing waterproof coal pillar without supporting equipment can be closely connected and disassembled is stably supported in a breaking-proof manner.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the following problems existing in the prior art: the current waterproof coal pillar through reserving supports the seam, and the follow-up same needs of waterproof coal pillar are broken, does not have the waterproof coal pillar that the support equipment can closely link up the dismantlement now and stabilize and prevent the broken layer and support.
In order to solve the problems in the prior art, the utility model provides a prevention and treatment device for preventing faults from water damage of a mine, which comprises a metal protective shell, wherein the metal protective shell is a cylindrical barrel which is closed by two groups of semicircular shells and is communicated up and down; the supporting plate is arranged at the upper end and the lower end of the metal protective shell to form a closed space inside the metal protective shell; drilling holes, wherein the drilling holes penetrate through the closed space of the metal protective shell; and the air pump assembly is connected with the exhaust end of the air pump assembly and supplies air to the closed space through the drill hole.
Preferably, the metal protective shell comprises a plurality of groups of single cylinders, one end of each single cylinder is provided with a reducing part, and the other end of each single cylinder is provided with an expanding groove matched with the reducing part.
Preferably, the single barrel comprises two groups of combined barrels, the two groups of combined barrels are closed to form a cylindrical barrel, ear plates are arranged at the side edge joint parts of the combined barrels, and the ear plates which are mutually jointed are connected through screws.
Preferably, the drilling hole is formed in the surface of the combined cylinder, and a screw is installed in the drilling hole in a matching threaded mode.
Preferably, at least two of the drilling holes are vertically distributed on the surface of each single cylinder, and the drilling holes point to the axial direction of the single cylinder.
Preferably, the surface of the combined cylinder is provided with a discharge port, and a sealing plate is packaged in the discharge port through a screw.
Preferably, the border position of backup pad is fixed with and twists the handle, the lateral wall top and the bottom of metal protecting shell all are fixed with the fixed plate, and the fixed plate has the movable plate through the fix with screw, the vertical activity of twisting the handle runs through between movable plate and the fixed plate, and the backup pad can carry out horizontal rotation around twisting the handle, the tip vertical fixation of twisting the handle inserts a section of thick bamboo.
Preferably, the edge of the supporting plate is provided with a chamfer.
Compared with the prior art, the utility model provides a prevention and cure equipment of prevention fault to mine water damage has following beneficial effect:
the utility model discloses a waterproof coal pillar that metal protecting shell cladding that split type combination formed was reserved plays the effect of replacing the support, also makes the waterproof coal pillar width of reserving need not too big, has guaranteed that the coal volume that can exploit increases, then takes out the inside waterproof coal pillar breakage of metal protecting shell, makes the replacement of metal protecting shell support the effect that reaches seamless joint, carries out good strutting to mine interrupt layer position, avoids the gushing water.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the overall structure of the metal casing of the present invention;
FIG. 3 is a schematic view of the single barrel assembly of the present invention;
fig. 4 is a schematic view of the supporting plate structure of the present invention.
Reference numbers in the figures: 1. a metal protective shell; 11. a combination cylinder; 12. a diameter reducing portion; 13. a diameter expanding groove; 14. an ear plate; 2. a support plate; 3. an air pump assembly; 4. drilling; 5. discharging; 6. closing plates; 7. fixing a plate; 8. a movable plate; 9. twisting a handle; 10. and (4) inserting the cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
Example one
As shown in fig. 2-3, a prevention and cure device for water damage of a mine caused by faults, a metal protective shell 1 is composed of a plurality of single cylinders, one end of each single cylinder is provided with a reducing part 12, the other end of each single cylinder is provided with an expanding groove 13, the plurality of single cylinders are vertically arranged, the metal protective shell 1 is formed by splicing and combining the reducing part 12 and the expanding groove 13, and a joint of the reducing part 12 and the expanding groove 13 is fixed by using a screw, so that a cylindrical cylinder which is through up and down is formed inside the metal protective shell 1;
the single cylinder is composed of two groups of combined cylinders 11, two semicircular combined cylinders 11 are spliced to form a cylindrical single cylinder, ear plates 14 are arranged at the side edge joint parts of the combined cylinders 11, when the metal protective shell 1 is built, a corresponding number of single cylinders are selected according to the requirement of supporting height, and the single cylinder is built by wrapping the two combined cylinders 11 on the outer ring of a reserved waterproof coal column, fixing the attached ear plates 14 by using screws to complete the building of one single cylinder, then performing the same operation to build other single cylinders, vertically inserting the built multiple single cylinders with expanding grooves 13 through reducing parts 12, fixing the metal protective shell 1 with a corresponding height by matching screws, wrapping the metal protective shell 1 on the outer ring of the reserved waterproof coal column, playing a role in strengthening the strength of the waterproof coal column, ensuring that the width of the reserved waterproof coal column is not too large, and ensuring that the quantity of the coal which can be mined is increased;
a row port 5 is formed in the lower part of the surface of each single cylinder, screw sealing is arranged on the row port 5 through a sealing plate 6, two drill holes 4 are vertically distributed in the surface of each single cylinder, the drill holes 4 point to the axial direction of the single cylinder, and the drill holes 4 are sealed through screws of corresponding types;
after the metal protective shell 1 replaces waterproof coal pillars to play a supporting role, screws in the drill holes 4 are sequentially disassembled, equipment penetrates through the drill holes 4 to break the waterproof coal pillars in the metal protective shell 1, a sealing plate 6 at the lowest part of the metal protective shell 1 is opened, the broken waterproof coal pillars are discharged through a discharge opening 5, the purpose of fully exploiting the waterproof coal pillars in the metal protective shell 1 is achieved, and the metal protective shell 1 is tightly connected to replace the waterproof coal pillars to support a mine;
the hole 4 is sealed by using a screw, the sealing plate 6 is sealed in the discharge port 5, the round supporting plates 2 are plugged into the top and the bottom of the metal protective shell 1, the diameter of each supporting plate 2 is larger than that of the metal protective shell 1, and after coal in the metal protective shell 1 is mined, the two ends of the metal protective shell 1 are plugged by the supporting plates 2, so that the phenomenon that a coal bed on the inner wall of a mine falls into the interior of the coal column metal protective shell 1 to form range collapse is avoided, the supporting area is increased, the supporting strength is increased, and the water inrush condition is avoided;
example two
As shown in fig. 4, a fixed plate 7 is fixed on the top and the bottom of the side wall of the metal casing 1, a movable plate 8 is fixed on the fixed plate 7 through screws, a twist handle 9 is fixed on the edge of the support plate 2, the twist handle 9 vertically and movably penetrates between the movable plate 8 and the fixed plate 7, the support plate 2 can horizontally rotate around the twist handle 9, and an inserting barrel 10 is vertically fixed on the end of the twist handle 9;
because the metal protective shell 1 is inconvenient to plug the support plate 2 into the end part of the metal protective shell when being supported by force, the support plate 2 needs to be forcibly inserted by auxiliary force, the movable plate 8 is firstly disassembled, the twist handle 9 is attached to the fixed plate 7, then the movable plate 8 is fixed by using a screw, the twist handle 9 is vertically limited between the movable plate 8 and the fixed plate 7, the support plate 2 is parallel to the gap of the end part of the metal protective shell 1 at the moment, the rod piece is inserted into the insertion cylinder 10, the twist handle 9 rotates when the rod piece is rotated, the support plate 2 is driven to be inserted into the end part of the metal protective shell 1, and the packaging and installation are completed;
the edge of the supporting plate 2 is provided with a chamfer, so that the edge of the supporting plate 2 forms a sharp convex edge, and the end part of the metal protective shell 1 can be conveniently inserted.
EXAMPLE III
As shown in fig. 1, the metal casing 1 is sealed by two sets of upper and lower supporting plates 2, so that a relatively closed space is formed inside the metal casing 1, the air pump assembly 3 is composed of an air pump, a pipe fitting, an air pressure detection sensor and a control circuit chip, the exhaust end of the air pump assembly 3 is communicated with the drill hole 4 through the pipe fitting, air is supplied to the inside of the metal casing 1 through the air pump assembly 3, so that the inside of the metal casing 1 keeps limited air pressure, the supporting strength of the metal casing 1 is increased, and the metal casing 1 cannot be bent or broken easily;
in addition, the material pump belt air pump can also be applied to introduce powdery materials, such as sand, concrete and other media, into the metal protection shell 1, so as to improve the support strength of the metal protection shell 1;
the combination splicing parts of the metal protecting shell 1 are provided with auxiliary sealing components such as sealing gaskets and sealing rings, and the inside of the metal protecting shell 1 is guaranteed to have a higher sealing effect.
Claims (8)
1. A prevention and cure equipment of prevention fault to mine water damage which characterized in that includes:
the metal protective shell (1) is closed by two groups of semi-circular shells to form a cylindrical barrel which is communicated up and down;
the diameter of the supporting plate (2) is larger than that of the metal protective shell (1), and the supporting plate (2) is arranged at the upper end and the lower end of the metal protective shell (1) to form a closed space inside the metal protective shell (1);
the drilling hole (4), the drilling hole (4) is through the closed space of the metal protective shell (1);
the air pump component (3), the exhaust end of the air pump component (3) is connected with the drill hole (4) to supply air to the closed space.
2. The apparatus for preventing and treating water disaster in mine from fault according to claim 1, characterized in that the metal casing (1) comprises several groups of single cylinders, one end of the single cylinder is provided with a reducing part (12), and the other end is provided with an expanding groove (13) adapted to the reducing part (12).
3. The device for preventing and treating the mine water damage caused by the faults as claimed in claim 2, wherein the single barrel comprises two groups of combined barrels (11), the two groups of combined barrels (11) are closed to form a cylindrical barrel, lug plates (14) are arranged at the side joint parts of the combined barrels (11), and the lug plates (14) which are mutually jointed are connected through screws.
4. A device for preventing and treating water damage to mines by faults according to claim 3, characterized in that the drill holes (4) are arranged on the surface of the combined barrel (11), and screws are arranged in the drill holes (4) in a matching and threaded mode.
5. A device for preventing and treating water damage of mine shafts according to claim 3, characterized in that at least two drilling holes (4) are vertically distributed on the surface of each single cylinder, and the drilling holes (4) point to the axial direction of the single cylinder.
6. The device for preventing and treating the mine water disaster caused by the faults according to claim 3, wherein a discharge opening (5) is formed in the surface of the combined cylinder (11), and a sealing plate (6) is sealed in the discharge opening (5) through screws.
7. The device for preventing and controlling the water disaster in the mine from the fault according to the claim 1, characterized in that a twist handle (9) is fixed at the edge position of the supporting plate (2), a fixed plate (7) is fixed at the top and the bottom of the side wall of the metal protective shell (1), a movable plate (8) is fixed on the fixed plate (7) through screws, the twist handle (9) vertically penetrates between the movable plate (8) and the fixed plate (7), the supporting plate (2) can horizontally rotate around the twist handle (9), and an inserting barrel (10) is vertically fixed at the end part of the twist handle (9).
8. The apparatus for preventing and treating mine water damage caused by faults as claimed in claim 7, wherein the edges of the supporting plate (2) are chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222363717.5U CN218454752U (en) | 2022-09-06 | 2022-09-06 | Prevention and cure equipment of prevention fault to mine water damage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222363717.5U CN218454752U (en) | 2022-09-06 | 2022-09-06 | Prevention and cure equipment of prevention fault to mine water damage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218454752U true CN218454752U (en) | 2023-02-07 |
Family
ID=85126069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222363717.5U Active CN218454752U (en) | 2022-09-06 | 2022-09-06 | Prevention and cure equipment of prevention fault to mine water damage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218454752U (en) |
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2022
- 2022-09-06 CN CN202222363717.5U patent/CN218454752U/en active Active
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