CN210858769U - Underground protective support for coal mine - Google Patents
Underground protective support for coal mine Download PDFInfo
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- CN210858769U CN210858769U CN201921856688.8U CN201921856688U CN210858769U CN 210858769 U CN210858769 U CN 210858769U CN 201921856688 U CN201921856688 U CN 201921856688U CN 210858769 U CN210858769 U CN 210858769U
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- baffle
- station
- top plate
- guide rod
- coal mine
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Abstract
The utility model discloses a colliery is with protective bracket in pit, include: base and symmetry set up two pillars that are used for the support in the base upper end, form a horizontal passageway between two pillars, and are equipped with the horizontally roof between two pillar upper ends, still include: the baffle is positioned between the two pillars, one end of the baffle is hinged to the lower end of the top plate, the other end of the baffle is a free end, the baffle is provided with a first station for preventing gangue from passing through a channel and a second station for avoiding the channel, the baffle is vertical to the top plate when positioned at the first station, and the baffle is parallel to the top plate when positioned at the second station; the guide rod drives the baffle to rotate and switch between the first station and the second station; the collection basket that sets up, detachably connect with the front of baffle to collect the positive waste rock of baffle.
Description
Technical Field
The utility model relates to a technical field is adopted to the coal, concretely relates to colliery is with protection support in pit.
Background
In the coal mining industry, support equipment is needed to ensure the safety of radial operation, a support is one of the support equipment and is also key equipment for comprehensive mechanical mining of a coal mine, and blasting mining technology is often adopted in the coal mining operation, so that equipment or instruments behind the support are easily broken by gangue.
In the prior art, a patent application number is 201820486746.1, and a utility model patent with the patent name of a hydraulic support and a burst prevention device thereof is provided with the burst prevention device, but the burst prevention device cannot be completely disassembled, and forms a barrier when not in use, so that personnel or equipment cannot smoothly pass through the support; and hit the waste rock of preventing the big gun device that collapses during blasting mining, be kept out and drop in the front, need personnel to spend time to collect and clear up, just do not block the current, provide a colliery for this reason and use in pit protective bracket.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides a colliery is with protective bracket in pit, the baffle of setting have the second station that is used for blockking the waste rock and passes through the first station of passageway and is used for dodging the passageway, can possess when preventing the big gun and collapse the effect, can also make things convenient for smooth passing through of personnel or equipment when not using.
In order to realize the above-mentioned purpose, the utility model discloses a pair of colliery is with protection support in pit, include: base and symmetry set up two pillars that are used for the support in the base upper end, form a horizontal passageway between two pillars, and are equipped with the horizontally roof between two pillar upper ends, still include:
the baffle is positioned between the two pillars, one end of the baffle is hinged to the lower end of the top plate, the other end of the baffle is a free end, the baffle is provided with a first station for preventing gangue from passing through a channel and a second station for avoiding the channel, the baffle is vertical to the top plate when positioned at the first station, and the baffle is parallel to the top plate when positioned at the second station;
the guide rod drives the baffle to rotate and switch between the first station and the second station, one end of the guide rod is movably arranged on one side of the top plate, a moving axis which is consistent with the length direction of the top plate is arranged at one end of the guide rod, the other end of the guide rod is inserted into the sliding groove on one side of the baffle, and the other end of the guide rod moves forwards or backwards in the sliding groove through the forward or backward movement of one end of the guide rod along the moving axis.
As a further optimization of the above scheme, one side of the top plate is provided with an electric push rod extending in the same direction as the top plate, the pushing end of the electric push rod is fixedly connected with one end of the guide rod through an arc-shaped block, the other end of the guide rod is rotatably connected with a roller, the roller is inserted into the chute, the outer side of the roller is attached to the inner wall of one side of the chute, and the inner wall of the other side of the chute is spaced from the outer side of the roller through a gap.
As a further optimization of the scheme, the two sides of the top plate are fixedly connected with first wing plates, round holes are formed in the positions, corresponding to the support columns, of the first wing plates in a penetrating mode, the support columns penetrate through the round holes from top to bottom, and the outer sides of the support columns and the outer sides of the top plate are spaced through gaps.
As a further optimization of the scheme, the two sides of the baffle are fixedly connected with second wing plates.
As a further optimization of the scheme, the front face of the baffle is fixedly connected with the placing frame, and the front face of the baffle is also provided with a collecting mechanism detachably connected with the placing frame.
As a further optimization of the above scheme, the collecting mechanism is a collecting basket, the collecting basket is provided with a containing groove with an upward opening, the back of the collecting basket is fixedly connected with a hanging hand extending downwards, and the hanging hand is inserted into the placing frame from top to bottom.
The utility model discloses a colliery is with protective bracket in pit possesses following beneficial effect:
1. the utility model discloses an underground protective bracket for coal mine, when the baffle is at the first station, the baffle is vertical to the top plate to block gangue, and when the baffle is at the second station, the baffle is parallel to the top plate to avoid the channel, so that the personnel or equipment are normal;
2. the utility model discloses a colliery is with protection support in pit, the collection basket of setting, detachably connect with the front of baffle to collect the positive waste rock of baffle, and collect and laminate with ground after the basket installation, and even as an organic whole with the baffle, turn backward to the baffle and form the hindrance, as shown in FIG. 2, avoid the baffle to be raised by the air current that the big gun was adopted and is produced.
There have been disclosed in detail certain embodiments of the invention with reference to the following description and drawings, and it is to be understood that the embodiments of the invention are not limited thereby, but are capable of numerous changes, modifications and equivalents within the spirit and terms of the appended claims.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the overall structure of the present invention;
fig. 3 is a schematic structural view of the baffle of the present invention at the second station;
FIG. 4 is a schematic view of the connecting structure of the guide rod, the roller and the arc-shaped block of the present invention;
FIG. 5 is a schematic view of the connection structure of the collecting basket and the baffle of the present invention;
fig. 6 is a schematic view of the base, the pillar, the top plate, and the baffle structure of the present invention.
In the figure: base 1, pillar 2, roof 3, guide bar 4, spout 5, electric putter 6, arc piece 7, roller 8, first pterygoid lamina 9, second pterygoid lamina 10, place frame 11, collect basket 12, baffle 13.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail by the embodiments and the accompanying drawings. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
It should be noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, when an element is referred to as being" connected, "or connected" to another element, it can be directly connected or intervening elements may be present, and the terms "fixedly connected" and "fixedly connected" are used in a variety of ways, not intended to be limiting herein, and the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items;
referring to the attached drawings 1-6 of the specification, the utility model provides a technical scheme, an underground protective bracket for coal mine comprises: base 1 and the symmetry set up at base 1 upper end and two pillars 2 that are used for the support, form a horizontal passageway between two pillars 2, and be equipped with horizontally roof 3 between 2 upper ends of two pillars, still include:
the baffle 13 is positioned between the two pillars 2, one end of the baffle 13 is hinged to the lower end of the top plate 3, the other end of the baffle 13 is a free end, the baffle 13 is provided with a first station for preventing the gangue from passing through the channel and a second station for avoiding the channel, the baffle 13 is vertical to the top plate 3 when positioned at the first station, and the baffle 13 is parallel to the top plate 3 when positioned at the second station;
the guide rod 4 drives the baffle 13 to rotate and switch between the first station and the second station, one end of the guide rod 4 is movably arranged on one side of the top plate 3, one end of the guide rod 4 is provided with a moving axis consistent with the length direction of the top plate 3, the other end of the guide rod 4 is inserted into the sliding groove 5 on one side of the baffle 13, and the other end of the guide rod 4 moves forwards or backwards in the sliding groove 5 through the forward or backward movement of one end of the guide rod 4 along the moving axis;
an electric push rod 6 extending in the same direction as the top plate 3 is arranged on one side of the top plate 3, the pushing end of the electric push rod 6 is fixedly connected with one end of the guide rod 4 through an arc-shaped block 7, the other end of the guide rod 4 is rotatably connected with a roller 8, the roller 8 is inserted into the chute 5, the outer side of the roller 8 is attached to the inner wall of one side of the chute 5, the inner wall of the other side of the chute 5 is spaced from the outer side of the roller 8 through a gap (not shown), namely, the outer side of the roller 8 is not attached to the inner wall of the other side of the chute 5, so that the roller 8 can freely roll along the inner wall of one side of the chute 5 in the chute 5, and;
specifically, when the other end of the guide rod 4 moves forwards in the chute 5, the roller 8 is driven to move forwards (that is, the pivot moves forwards), and the support of the baffle 13 is removed, so that the baffle 13 gradually turns downwards by taking the hinged part as an axis point under the action of gravity until the baffle reaches a first station, and the baffle 13 stops to block gangue from passing through the channel;
when the other end of the guide rod 4 moves backwards in the sliding groove 5, the rolling shaft 8 is driven to move backwards (namely, the fulcrum moves backwards), so that the baffle 13 is gradually supported, and the baffle 13 gradually turns upwards by taking the hinged part as an axial point until reaching a second station and stops, so that the baffle 13 is not blocked any more to avoid the normal passage of the channel;
the both sides of roof 3 all link firmly first pterygoid lamina 9, and the position that corresponds pillar 2 on the first pterygoid lamina 9 runs through and is equipped with the round hole, and pillar 2 top-down passes the round hole, and separates through the clearance between the pillar 2 outside and the roof 3 outside, for the removal reservation space of electric putter 6 and guide bar 4, that is to say, the removal of electric putter 6 and guide bar 4 can not be kept out by pillar 2.
As shown in fig. 1, the two sides of the baffle 13 are fixedly connected with the second wing plates 10 for increasing the blocking area of the baffle 13, and of course, the second wing plates 10 are provided with air holes (not shown) for dispersing the airflow generated by blast mining.
The front side of the baffle 13 is fixedly connected with a placing frame 11, the front side of the baffle 13 is also provided with a collecting mechanism detachably connected with the placing frame 11, the collecting mechanism is a collecting basket 12, the collecting basket 12 is provided with a containing groove with an upward opening, the back side of the collecting basket 12 is fixedly connected with a hanging hand extending downwards, the hanging hand is inserted into the placing frame 11 from top to bottom, the arranged collecting basket 12 is used for collecting gangue falling due to impact, it needs to be explained that the collecting basket 12 is attached to the ground after being installed and is connected with the baffle 13 into a whole to block the baffle 13 from turning backwards, as shown in fig. 2, namely, the baffle 13 is turned backwards and is blocked by a base 1 at the moment, and the baffle 13 is prevented from being lifted by airflow generated by blast mining, so that the position of the baffle 13 is stable;
the working principle is as follows: when the baffle 13 needs to be switched between the first station and the second station in a rotating manner, the electric push rod 6 is started, one end of the guide rod 4 is pushed to move forwards, the other end of the guide rod 4 moves forwards in the chute 5 to drive the roller 8 to roll and move forwards in the chute 6, and the support on the baffle 13 is gradually removed, so that the baffle 13 gradually turns downwards by taking the hinged part as an axis point under the action of gravity until the baffle reaches the first station, the electric push rod 6 is stopped, at the moment, the baffle 13 can block gangue from passing through a channel, at the moment, the collecting basket 12 is hung on the front surface of the baffle 13, as shown in fig. 1 and fig. 2;
starting electric putter 6, promote 4 one ends of guide bar and move backward, and when the other end of guide bar 4 moved backward in spout 5, drive roller 8 and roll backward in spout 6, thereby prop up baffle 13 gradually, baffle 13 uses articulated department to stop when upwards overturning gradually until reaching the second station as the pivot point, so that baffle 13 no longer blocks in order to dodge the passageway, personnel or equipment can normally pass through the passageway, it needs to explain, in this section content, before starting electric putter 6, collect basket 12 and be taken off.
It should be understood, however, that the intention is not to limit the invention to the particular embodiments described, but to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (7)
1. A coal mine downhole protective bracket comprising: base and symmetry set up in the base upper end and are used for two pillars of support, form a horizontal passageway between two pillars, and are equipped with the horizontally roof between two pillar upper ends, its characterized in that still includes:
the baffle is positioned between the two pillars, one end of the baffle is hinged to the lower end of the top plate, the other end of the baffle is a free end, the baffle is provided with a first station for preventing gangue from passing through a channel and a second station for avoiding the channel, the baffle is vertical to the top plate when positioned at the first station, and the baffle is parallel to the top plate when positioned at the second station;
the guide rod drives the baffle to rotate and switch between the first station and the second station, one end of the guide rod is movably arranged on one side of the top plate, a moving axis which is consistent with the length direction of the top plate is arranged at one end of the guide rod, the other end of the guide rod is inserted into the sliding groove on one side of the baffle, and the other end of the guide rod moves forwards or backwards in the sliding groove through the forward or backward movement of one end of the guide rod along the moving axis.
2. The underground protective bracket for the coal mine according to claim 1, wherein: one side of roof is equipped with rather than the syntropy electric putter who extends, and electric putter's promotion end links firmly through the one end of arc piece with the guide bar, the other end of guide bar rotates and is connected with the roller bearing, and the roller bearing inserts in the spout, and the laminating of one side inner wall of the outside of roller bearing and spout, through the clearance interval between the opposite side inner wall of spout and the roller bearing outside.
3. The underground protective bracket for the coal mine according to claim 1, wherein: the both sides of roof all link firmly first pterygoid lamina, the position that corresponds the pillar on the first pterygoid lamina runs through and is equipped with the round hole, the pillar top-down passes the round hole, and separates through the clearance between the pillar outside and the roof outside.
4. The underground protective bracket for the coal mine according to claim 1, wherein: and the two sides of the baffle are fixedly connected with second wing plates.
5. The underground protective bracket for the coal mine according to claim 1, wherein: the front of baffle has linked firmly places the frame, and the front of baffle still has and places the frame and can dismantle the collection mechanism of being connected.
6. The underground protective bracket for the coal mine according to claim 5, wherein: the collecting mechanism is a collecting basket which is provided with a containing groove with an upward opening, the back surface of the collecting basket is fixedly connected with a hanging hand extending downwards, and the hanging hand is inserted into the placing frame from top to bottom.
7. The underground protective bracket for the coal mine according to claim 6, wherein: the opening of the accommodating groove is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856688.8U CN210858769U (en) | 2019-10-31 | 2019-10-31 | Underground protective support for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856688.8U CN210858769U (en) | 2019-10-31 | 2019-10-31 | Underground protective support for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210858769U true CN210858769U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856688.8U Active CN210858769U (en) | 2019-10-31 | 2019-10-31 | Underground protective support for coal mine |
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| Country | Link |
|---|---|
| CN (1) | CN210858769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160776A (en) * | 2020-10-10 | 2021-01-01 | 黑龙江工业学院 | Supporting device with protection function for coal mine safety construction |
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2019
- 2019-10-31 CN CN201921856688.8U patent/CN210858769U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160776A (en) * | 2020-10-10 | 2021-01-01 | 黑龙江工业学院 | Supporting device with protection function for coal mine safety construction |
| CN112160776B (en) * | 2020-10-10 | 2023-01-20 | 黑龙江工业学院 | Supporting device with protection function for coal mine safety construction |
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