CN220979552U - Integral top beam combined hydraulic support for coal mine - Google Patents
Integral top beam combined hydraulic support for coal mine Download PDFInfo
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- CN220979552U CN220979552U CN202322822559.XU CN202322822559U CN220979552U CN 220979552 U CN220979552 U CN 220979552U CN 202322822559 U CN202322822559 U CN 202322822559U CN 220979552 U CN220979552 U CN 220979552U
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- roof beam
- supporting beam
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- 239000003245 coal Substances 0.000 title claims abstract description 15
- 239000003381 stabilizer Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses a combined hydraulic support for an integral top beam of a coal mine, which comprises a base, a hydraulic prop, a top beam, a shield beam and a quick supporting device. According to the utility model, the quick supporting device is arranged on the side part of the base, when the hydraulic prop is lifted, the bottom ends of the supporting beam and the auxiliary beam can be propped against the ground to support the base, the whole supporting stability of the hydraulic prop is improved, the quick supporting device is driven by the hydraulic prop, no extra power equipment is needed for driving, manual folding and unfolding are not needed, the labor intensity of workers is reduced, the construction efficiency is improved, the screw is driven to rotate by the screw cap through the length adjusting mechanism, and the screw can drive the lower beam to move up and down due to the fact that the upper beam body and the lower beam body are in sliding connection through the sliding rod, so that the length of the supporting beam is adjusted, and the supporting beam can be fully grounded to provide extra support for the base.
Description
Technical Field
The utility model relates to the related field of hydraulic supports, in particular to a coal mine integral top beam combined hydraulic support.
Background
The hydraulic support is a structure for controlling the mine pressure of the coal face, and is matched with electrohydraulic control, monitoring and monitoring data acquisition and other systems, so that the operating procedures are reduced, the automation level is improved, the labor intensity of workers is reduced, the yield is improved, the safety coefficient is enhanced and the like.
Current patent application number: the utility model provides a hydraulic support convenient to clearance, includes fixing base, connecting rod, shield roof beam, back timber, hydraulic column and front beam, fixing base, connecting rod, shield roof beam, back timber, hydraulic column and front beam's surface all is provided with anti-soil coating, the fixing base is installed to the below of base, the fixing base includes support casing, stopper, anti-skidding bottom plate and stake of inserting, support casing's both sides all are provided with the stopper, and the one end of stake of inserting passes the stopper, anti-skidding bottom plate is installed to support casing's bottom, and anti-skidding bottom plate passes through bolted connection with support casing, the top of stake of inserting is provided with the extraction head, and extracts head and stake of inserting structure as an organic whole.
The hydraulic support of the conventional technology is described in the above patent, the pile is arranged at the bottom of the hydraulic support, the pile can be inserted into the ground to improve the firmness and the supporting stability of the hydraulic support, but the loading and unloading operation of the pile also increases the workload during the frame moving, increases the operation procedures, is unfavorable for the rapid frame moving of the hydraulic support, affects the construction efficiency, and needs to further optimize the functional structure of the hydraulic support according to the problems.
Disclosure of utility model
Therefore, in order to solve the defects, the utility model provides the integral top beam combined hydraulic support for the coal mine.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a colliery whole back timber combination hydraulic support, includes base, hydraulic prop, back timber, shield roof beam and swift strutting arrangement, the base is articulated to be connected with the hydraulic prop bottom, hydraulic prop's telescopic shaft top is articulated to be installed with the back timber, the shield roof beam is articulated to be installed to the tip behind the back timber, carry out articulated cooperation through the connecting rod between shield roof beam and the base, the base lateral part is provided with swift strutting arrangement, swift strutting arrangement includes supporting beam, collar, connecting rod and length adjustment mechanism, the base lateral part is provided with supporting beam, supporting beam top is articulated cooperation with the collar, the collar cup joints and is fixed in hydraulic prop's telescopic shaft surface, the connecting rod is articulated to be installed to the base lateral part, connecting rod terminal supporting beam and middle section portion articulated cooperation, be provided with length adjustment mechanism on the supporting beam.
Preferably, the quick support device can be installed on the left side and the right side of the base.
Preferably, the length adjustment mechanism comprises a slide bar, a screw rod and a screw cap, the support beam is composed of an upper beam body and a lower beam body, the upper beam body is an upper half section of the support beam, the connecting rod is arranged on the upper beam body, the lower beam body is a lower half section of the support beam, the slide bars are arranged on the left side and the right side of the bottom end of the upper beam body in a welding mode, the slide bars extend into two side sliding cavities at the top of the lower beam body to be in sliding fit with the slide bars, the screw rod is rotatably arranged at the middle of the bottom end of the upper beam body, the screw rod extends into a middle-end thread cavity at the top of the lower beam body to be in threaded connection with the middle-end thread cavity, and the upper section of the screw rod penetrates through the inner side surface of the upper beam body, and the screw cap is arranged at the top end of the screw rod in a welding mode.
Preferably, the moving travel distance of the lower beam body is at least 30cm.
Preferably, the welding of underbeam body bottom is provided with the stabilizer blade, the quantity of stabilizer blade is three, and three stabilizer blade equidistance distributes and sets up in underbeam body bottom.
Preferably, the bottom end surface of the support leg is integrally provided with a ground nail, and the length of the ground nail is at least 0.5cm.
Preferably, an auxiliary beam is arranged at the rear of the supporting beam and is locked with the supporting beam through a connecting rod, the auxiliary beam is parallel to the supporting beam, the auxiliary beam conforms to the shape of the supporting beam, and a connecting rod, a length adjusting mechanism and supporting legs are arranged at the corresponding parts of the auxiliary beam and the supporting beam.
The utility model has the beneficial effects that:
According to the utility model, the quick supporting device is arranged on the side part of the base, when the hydraulic prop is lifted, the bottom ends of the supporting beam and the auxiliary beam can be propped against the ground to support the base, so that the whole supporting stability of the hydraulic prop is improved, the quick supporting device is driven by the hydraulic prop, no additional power equipment is needed for driving, and the hydraulic prop is not needed to be folded or unfolded manually, so that the labor intensity of workers is reduced, and the construction efficiency is improved.
According to the utility model, the length adjusting mechanism is arranged on the supporting beam, the screw is driven to rotate through the nut, and the upper beam body and the lower beam body are in sliding connection through the sliding rod, so that the screw can drive the lower beam body to move up and down, the length of the supporting beam is adjusted, and the supporting beam is ensured to be completely grounded, so that additional support is provided for the base.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the quick support device of FIG. 1 according to the present utility model after removal;
FIG. 3 is a schematic view of the structure of the quick support device of the present utility model;
FIG. 4 is a schematic view of a partial structure of a support beam in the present utility model;
fig. 5 is a schematic view of the bottom structure of the leg of the present utility model.
Wherein: the hydraulic prop comprises a base-1, a hydraulic prop-2, a top beam-3, a shield beam-4, a quick supporting device-5, a supporting beam-51, an upper beam body-511, a lower beam body-512, a hoop sleeve-52, a connecting rod-53, a length adjusting mechanism-54, a slide rod-541, a screw rod-542, a screw cap-543, a support leg-55, a ground nail-551 and an auxiliary beam-56.
Detailed Description
In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.
Referring to fig. 1-2, the utility model provides a coal mine integral top beam combined hydraulic support, which comprises a base 1, a hydraulic prop 2, a top beam 3, a shield beam 4 and a quick support device 5, wherein the base 1 is hinged with the bottom end of the hydraulic prop 2, the top end of a telescopic shaft of the hydraulic prop 2 is hinged with the top beam 3, the shield beam 4 is hinged with the rear end of the top beam 3, the shield beam 4 is hinged with the base 1 through a connecting rod, and the quick support device 5 is arranged on the side part of the base 1.
Referring to fig. 3, the quick supporting device 5 of the present utility model includes a supporting beam 51, a collar 52, a connecting rod 53 and a length adjusting mechanism 54, the supporting beam 51 is disposed at a side of the base 1, the top end of the supporting beam 51 is hinged to the collar 52, the collar 52 is sleeved and fixed on a telescopic shaft surface of the hydraulic prop 2, the connecting rod 53 is hinged to a side portion of the base 1, the tail end of the connecting rod 53 is hinged to a middle section of the supporting beam 51, when the hydraulic prop 2 pushes the top beam 3 to rise, the supporting beam 51 is turned downward under the cooperation of the connecting rod 53, so that the bottom end of the supporting beam 51 supports the base 1 on the ground, the whole supporting stability of the hydraulic prop is improved, the contact range between the base 1 and the ground is enlarged, the base 1 is able to resist sinking, and the length adjusting mechanism 54 is disposed on the supporting beam 51.
Further, the quick support device 5 can be installed on the left side and the right side of the base 1, so that the quick support device 5 can strengthen the base 1 from a plurality of points, and support stability is improved.
Referring to fig. 4-5, the length adjusting mechanism 54 of the present utility model includes a sliding rod 541, a screw 542 and a nut 543, where the supporting beam 51 is composed of an upper beam 511 and a lower beam 512, the upper beam 511 is an upper half of the supporting beam 51, the connecting rod 53 is disposed on the upper beam 511, the lower beam 512 is a lower half of the supporting beam 51, the sliding rod 541 is welded on both left and right sides of the bottom end of the upper beam 511, the sliding rod 541 extends into two side sliding cavities at the top of the lower beam 512 to slidingly fit with the two side sliding cavities, so that the supporting beam 51 can be telescopically adjusted, the middle of the bottom end of the upper beam 511 is rotatably provided with the screw 542, the screw 542 extends into the middle of the top of the lower beam 512 to be screwed with the middle of the screw cavity, the upper section of the screw 542 extends through the inner side of the upper beam 511, and the nut 543 is welded on the top of the screw 542, so that the length of the supporting beam 51 can be controlled by rotating the screw 543.
Further, the travel distance of the lower beam body 512 is at least 30cm, so that the support beam 51 has a sufficient telescopic adjustment range to adapt to roadways with different heights.
Further, the bottom end of the lower beam 512 is welded with three legs 55, and the three legs 55 are equidistantly distributed on the bottom end of the lower beam 512, so as to expand the contact range between the support beam 51 and the ground and improve the support stability.
Further, the bottom end surface of the supporting leg 55 is integrally provided with a ground nail 551, the length of the ground nail 551 is at least 0.5cm, and the ground nail 551 is used for lifting the grabbing force of the supporting leg 55, so that the supporting stability is ensured.
Further, the auxiliary beam 56 is arranged at the rear of the supporting beam 51, the auxiliary beam 56 is locked with the supporting beam 51 through a connecting rod, so that the auxiliary beam 56 can synchronously move along with the supporting beam 51, the auxiliary beam 56 is parallel to the supporting beam 51, the auxiliary beam 56 corresponds to the supporting beam 51 in shape, and the connecting rod 53, the length adjusting mechanism 54 and the supporting leg 55 are arranged at the corresponding part of the auxiliary beam 56 and the supporting beam 51, so that the auxiliary beam 56 and the supporting beam 51 can be supported together, the contact range between the quick supporting device 5 and the ground is further enlarged, and the supporting stability is improved.
The working principle is as follows:
Firstly, in the coal mining engineering, a hydraulic support is required to support a working surface, a base 1 is firstly pulled to a working position by a mining winch, then a hydraulic support 2 is controlled to be lifted by an electrohydraulic control system, and a top beam 3 is lifted upwards under the cooperation of a shield beam 4 until the top beam 3 props against the roof of a rock, so that the support is realized.
Secondly, in the process of lifting the hydraulic prop 2, since the top end of the supporting beam 51 is connected to the telescopic shaft of the hydraulic prop 2 through the collar 52, the supporting beam 51 is driven to move during operation of the hydraulic prop 2, when the hydraulic prop 2 is lifted, the supporting beam 51 can overturn downwards under the cooperation of the connecting rod 53, and the auxiliary beam 56 also acts together with the supporting beam 51, so that the bottom ends of the supporting beam 51 and the auxiliary beam 56 can prop against the ground to support the base 1, the whole supporting stability of the hydraulic prop is improved, the contact range between the base 1 and the ground is enlarged, the base 1 can be resisted to sink, the quick supporting device 5 is driven by the hydraulic prop 2, no additional power equipment is needed for driving, and the supporting device does not need to be folded and unfolded manually, thereby reducing the labor intensity of workers and being beneficial to improving the construction efficiency.
Thirdly, through having set up stabilizer blade 55, stabilizer blade 55 has enlarged the contact scope of supporting beam 51 and auxiliary girder 56 with ground, promotes supporting stability to set up the ground nail 551 at stabilizer blade 55 bottom surface, promoted the gripping power of stabilizer blade 55, guaranteed the support steadiness of supporting beam 51 and auxiliary girder 56.
Fourth, if the support beam 51 is not completely grounded after being put down, the length of the support beam 51 needs to be adjusted, by providing the length adjusting mechanism 54, the screw 542 is driven to rotate by the nut 543, since the upper beam 511 and the lower beam 512 are slidably connected by the slide rod 541, the screw 542 can drive the lower beam 512 to move up and down, so as to adjust the length of the support beam 51, ensure that the support beam 51 can be completely grounded to provide additional support for the base 1, and in addition, the length adjusting mechanism 54 is also provided on the auxiliary beam 56, so that the auxiliary beam 56 can be adjusted to a grounded state, and support stability is ensured.
Fifth, before moving the hydraulic support, the hydraulic support needs to be retracted, the hydraulic support 2 is controlled to descend through the electrohydraulic control system, so that the top beam 3 is lowered, when the hydraulic support 2 descends, the supporting beam 51 can overturn upwards under the cooperation of the connecting rod 53, the auxiliary beam 56 can also act together with the supporting beam 51, so that the supporting beam 51 and the auxiliary beam 56 are lifted off the ground together, the quick supporting device 5 can be retracted simultaneously in the retraction process of the hydraulic support, the moving depth of the hydraulic support is not influenced, and the construction efficiency is ensured.
The utility model provides a coal mine integral top beam combined hydraulic support, which is characterized in that a quick supporting device 5 is arranged on the side part of a base 1, when a hydraulic prop 2 is lifted, the bottom ends of a supporting beam 51 and an auxiliary beam 56 can prop against the ground to support the base 1, the whole supporting stability of the hydraulic support is improved, the quick supporting device 5 is driven by the hydraulic prop 2, no additional power equipment is needed for driving, manual retraction is not needed, the labor intensity of workers is reduced, the construction efficiency is improved, a length adjusting mechanism 54 is arranged on the supporting beam 51, a screw 542 is driven to rotate through a nut 543, and the upper beam body 511 and the lower beam body 512 are in sliding connection through a sliding rod 541, the screw 542 can drive the lower beam body 512 to move up and down so as to adjust the length of the supporting beam 51, and the supporting beam 51 can be ensured to be completely grounded to provide additional support for the base 1.
The foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a colliery integral roof beam combination hydraulic support, includes base (1), hydraulic prop (2), roof beam (3) and shield roof beam (4), base (1) are connected with hydraulic prop (2) bottom hinge, telescopic shaft top and roof beam (3) hinge installation of hydraulic prop (2), shield roof beam (4) are installed to roof beam (3) rear end hinge;
The method is characterized in that: still include swift strutting arrangement (5), carry out articulated cooperation through the connecting rod between shield roof beam (4) and base (1), base (1) lateral part is provided with swift strutting arrangement (5), swift strutting arrangement (5) are including supporting beam (51), collar (52), connecting rod (53) and length adjustment mechanism (54), base (1) side is provided with supporting beam (51), supporting beam (51) top and collar (52) articulated cooperation, collar (52) cup joint and are fixed in the telescopic shaft surface of hydraulic prop (2), connecting rod (53) are installed in articulated the base (1) lateral part, and connecting rod (53) end and supporting beam (51) middle section portion articulated cooperation, be provided with length adjustment mechanism (54) on supporting beam (51).
2. The coal mine integrated roof beam combined hydraulic support according to claim 1, wherein: the quick support device (5) can be installed on the left side and the right side of the base (1).
3. The coal mine integrated roof beam combined hydraulic support according to claim 1, wherein: length adjustment mechanism (54) include slide bar (541), screw rod (542) and nut (543), supporting beam (51) are constituteed by last roof beam body (511) and underbeam body (512), go up roof beam body (511) and be the upper half section of supporting beam (51), connecting rod (53) set up on last roof beam body (511), underbeam body (512) are the lower half section of supporting beam (51), both sides portion all welds are provided with slide bar (541) about the bottom of going up roof beam body (511), slide bar (541) stretch into underbeam body (512) top both sides intracavity rather than sliding fit, go up roof beam body (511) bottom mid-section rotation and install screw rod (542), screw rod (542) stretch into the tip screw thread intracavity rather than threaded connection in underbeam body (512), the upper segment portion of screw rod (542) runs through the medial surface of supreme body (511) to screw rod (542) top welding is provided with nut (543) top portion.
4. A coal mine integrated roof beam combination hydraulic support according to claim 3, wherein: the travel distance of the lower beam body (512) is at least 30cm.
5. A coal mine integrated roof beam combination hydraulic support according to claim 3, wherein: the welding of underbeam body (512) bottom is provided with stabilizer blade (55), the quantity of stabilizer blade (55) is three, three stabilizer blade (55) equidistance distributes and sets up in underbeam body (512) bottom.
6. The coal mine integrated roof beam combination hydraulic support according to claim 5, wherein: the bottom end surface of the supporting leg (55) is integrally provided with a ground nail (551), and the length of the ground nail (551) is at least 0.5cm.
7. The coal mine integrated roof beam combination hydraulic support according to claim 6, wherein: an auxiliary beam (56) is arranged behind the supporting beam (51), the auxiliary beam (56) is locked with the supporting beam (51) through a connecting rod, the auxiliary beam (56) is parallel to the supporting beam (51), the auxiliary beam (56) conforms to the shape of the supporting beam (51), and a connecting rod (53), a length adjusting mechanism (54) and supporting legs (55) are arranged at the corresponding part of the auxiliary beam (56) and the supporting beam (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322822559.XU CN220979552U (en) | 2023-10-20 | 2023-10-20 | Integral top beam combined hydraulic support for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322822559.XU CN220979552U (en) | 2023-10-20 | 2023-10-20 | Integral top beam combined hydraulic support for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220979552U true CN220979552U (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322822559.XU Active CN220979552U (en) | 2023-10-20 | 2023-10-20 | Integral top beam combined hydraulic support for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220979552U (en) |
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2023
- 2023-10-20 CN CN202322822559.XU patent/CN220979552U/en active Active
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