Hydraulic support device for mines

Abstract

The application provides a mine hydraulic supporting device, which comprises a supporting device, a steel rail, a moving assembly, a hoisting assembly and an anchor net supporting assembly. The supporting device comprises a supporting roof, the steel rail is arranged at the bottom of the supporting roof, the moving assembly comprises a moving frame, the moving frame is movably connected with the steel rail, the hoisting assembly comprises a hoisting device, the hoisting device is connected with the bottom of the moving frame, the hoisting assembly carries the equipment required for supporting the coal mine tunnel by the moving frame and the hoisting device, and the anchor net supporting assembly comprises a supporting base, a guide rail group and a drilling device. Thus, the coal mine tunnel can be effectively and stably supported, the hoisting assembly can provide convenience for carrying and erecting the equipment and transporting personnel and materials, and the anchor net supporting assembly can be used for cooperating with workers to perform anchor net supporting operation when the supporting device is erected, so that the construction efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coal mine supporting equipment, and particularly relates to a mine hydraulic supporting device. BACKGROUND

[0002] When coal mines are exploited underground, a tunnel needs to be excavated for the transportation and passage of coal mines, equipment and personnel. In order to improve the stability of the internal structure of the coal mine tunnel, a supporting device needs to be erected in the tunnel.

[0003] However, in the related art, the structure of the supporting device is relatively simple, and only a simple supporting frame is used to support the coal mine tunnel, which can only achieve the most basic supporting function and cannot meet the needs of modern coal mining construction. SUMMARY

[0004] The present application aims to at least solve one of the above technical problems to some extent.

[0005] To this end, the first purpose of the present application is to provide a mine hydraulic supporting device which can effectively and stably support the coal mine tunnel, and can provide convenience for the transportation of equipment, personnel and materials through the hoisting assembly, and the setting of the anchor net supporting assembly can cooperate with workers to perform anchor net supporting work when the supporting device is erected, thereby improving the construction efficiency.

[0006] To achieve the above purpose, the first aspect of the present application provides a mine hydraulic supporting device, comprising: a supporting device, a steel rail, a moving assembly, a hoisting assembly and an anchor net supporting assembly, wherein the supporting device comprises a supporting top plate, the steel rail is arranged at the bottom of the supporting top plate, the moving assembly comprises a moving frame, the moving frame is movably connected with the steel rail, the hoisting assembly comprises a hoisting device, the hoisting device is connected with the bottom of the moving frame, the hoisting assembly carries the equipment required for supporting the coal mine tunnel through the moving frame and the hoisting device, and the anchor net supporting assembly comprises a supporting base, a guide rail group and a drilling device, wherein the supporting base is connected with the bottom of the moving frame, the guide rail group is connected with the supporting base, and the drilling device is arranged on the guide rail group, and the anchor net supporting assembly performs multi-angle drilling on the inner wall of the tunnel through the guide rail group and the drilling device to perform anchor net supporting work.

[0007] In one embodiment of the present application, the guide rail set comprises a first guide rail and a second guide rail, one end of the first guide rail is connected with a driving shaft, the first guide rail is connected with a rotating motor through the driving shaft, the rotating motor is installed on the support base, the second guide rail is internally provided with a driving device, the second guide rail is connected with the first guide rail through the driving device, the drilling device comprises a driving motor and a drill rod, the driving motor is connected with the second guide rail, and the drill rod is installed on the driving motor.

[0008] In one embodiment of the present application, the hoisting assembly further comprises a pay-off device, the pay-off device is connected with the hoisting device, the pay-off device is provided with a steel cable and a lifting hook, the steel cable is wound on the pay-off device, and the lifting hook is connected with one end of the steel cable.

[0009] In one embodiment of the present application, the supporting device further comprises two groups of supporting assemblies, each supporting assembly comprises a connecting column, a hydraulic device, a supporting column, a hydraulic prop and a supporting leg, one end of the connecting column is connected with one end of the supporting top plate, the other end of the connecting column is connected with one end of the supporting column, the other end of the supporting column is connected with one end of the hydraulic prop, the other end of the hydraulic prop is connected with the supporting leg, the hydraulic device is installed on the supporting column, and the hydraulic device supports the bottom of the supporting top plate through a hydraulic rod.

[0010] In one embodiment of the present application, the bottom of the supporting top plate is provided with a connecting frame, the connecting frame comprises two mounting plates and a bottom plate, the two mounting plates are welded to the two ends of the bottom plate, the mounting plates are bolted to the supporting top plate, the mounting plates are provided with clamping grooves in the surfaces, and the steel rails are connected with the clamping grooves.

[0011] In one embodiment of the present application, the moving assembly further comprises a driving device and a moving wheel set, the moving wheel set is installed in the moving frame, and the driving device is arranged on the moving frame and connected with the moving wheel set.

[0012] In one embodiment of the present application, the outer side of the supporting column is connected with a supporting plate.

[0013] The mine hydraulic supporting device provided by the embodiment of the present application can stably support the coal mine tunnel, and the steel rails can be arranged on the multiple supporting devices to be assembled with each other, and the hoisting assembly and the anchor net supporting assembly are arranged on the steel rails through the moving assembly, so that the required equipment and gas supporting device can be transported to the deep part of the coal mine tunnel through the moving assembly and the hoisting assembly when the supporting device is arranged, the supporting device is arranged one by one to support the inside of the coal mine tunnel, the arrangement of the supporting device and the transportation of other equipment are facilitated, the labor intensity is reduced, the anchor rods can be installed at multiple angles on the top of the coal mine tunnel through the anchor net supporting assembly along the steel rails in sequence, and the anchor net supporting operation of the coal mine tunnel is gradually deepened along with the arrangement of the supporting device, so that the coal mine tunnel is comprehensively and quickly supported, the working efficiency is higher than that of the pure manual anchor net supporting operation, the function is diversified, the automation and efficiency are high, and the device is more suitable for modern diversified coal mine operation.

[0014] Additional aspects and advantages of the present application will be set forth in part in the following description, will become apparent from the following description, or will be learned through practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0015] The above and / or additional aspects and advantages of the present application will become apparent and be readily appreciated from the following description, taken in conjunction with the accompanying drawings, in which:

[0016] Figure 1 A structural schematic view of a mine hydraulic supporting device according to one embodiment of the present application;

[0017] Figure 2 A structural schematic view of a mine hydraulic supporting device according to another embodiment of the present application;

[0018] Figure 3 A structural schematic view of a mine hydraulic supporting device according to another embodiment of the present application;

[0019] Figure 4 A structural schematic view of a hoisting assembly according to one embodiment of the present application;

[0020] Figure 5 A structural schematic view of an anchor net supporting assembly according to another embodiment of the present application;

[0021] Figure 6 A structural schematic view of a mounting plate according to one embodiment of the present application;

[0022] Figure 7 A structural schematic view of a mounting plate according to another embodiment of the present application;

[0023] Figure 8 A structural schematic view of a mine hydraulic supporting device according to another embodiment of the present application.

[0024] Fig. 1 - support device, 11 - support roof, 12 - connecting column, 13 - support column, 14 - support plate, 15 - hydraulic device, 16 - hydraulic prop, 17 - support foot, 2 - steel rail, 3 - moving assembly, 31 - driving device, 32 - moving frame, 4 - mounting plate, 41 - clamping groove, 42 - bottom plate, 5 - hoisting assembly, 51 - hoisting device, 52 - pay-off device, 53 - lifting hook, 54 - steel cable, 6 - anchor net support assembly, 61 - first guide rail, 62 - second guide rail, 63 - driving motor, 64 - drill rod, 65 - rotating motor, 66 - support base, 67 - driving shaft, 7 - support net. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below with reference to the accompanying drawings. The embodiments described below are exemplary and are intended to explain the present application, and cannot be understood as limiting the present application.

[0026] The structure schematic diagram of the mine hydraulic support device of the embodiments of the present application is described below with reference to the accompanying drawings.

[0027] The mine hydraulic support device provided by the embodiments of the present application can be applied to the safe support inside the coal mine tunnel (or drilling tunnel). The plurality of support devices can safely and stably support the inner wall of the coal mine tunnel, ensure the stability of the inner wall of the coal mine tunnel, and the hoisting assembly and the anchor net support assembly arranged on the support device can transport equipment and materials and perform multi-angle anchor rod support on the coal mine tunnel, which can greatly improve the work efficiency of the coal mine operation.

[0028] Figure 1 The mine hydraulic support device according to one embodiment of the present application comprises a support device 1, a steel rail 2, a moving assembly 3, a hoisting assembly 5 and an anchor net support assembly 6. The support device 1 comprises a support roof 11. The steel rail 2 is arranged at the bottom of the support roof 11. The moving assembly 3 comprises a moving frame 32. The moving frame 32 is movably connected with the steel rail 2. The hoisting assembly 5 comprises a hoisting device 51. The hoisting device 51 is connected with the bottom of the moving frame 32. The hoisting assembly 5 carries the equipment required for supporting the coal mine tunnel through the moving frame 32 and the hoisting device 51.

[0029] Specifically, when the coal workers drill the coal mine, in order to ensure that the internal structure of the coal mine tunnel is firm and stable, the coal workers can erect a plurality of supporting devices 1 along the coal mine tunnel, each supporting device 1 can support and support the top of the coal mine tunnel through the supporting roof 11, and a steel rail 2 can be arranged at the bottom of the supporting roof 11, and a moving assembly 3 can be installed on the steel rail 2, wherein the moving frame 32 can be movably installed on the steel rail 2, and the hoisting device 51 can be installed at the bottom of the moving frame 32, so that the moving frame 32 drives the hoisting device 51 to move on the steel rail 2, when equipment and materials need to be transported, the hoisting device 51 can be hoisted and the hoisting device 51 can be driven by the moving frame 32 to transport the required equipment and materials to the deep part of the coal mine tunnel, and when the supporting device 1 is erected inside the coal mine tunnel, the required supporting device 1 can be transported to the front end of the steel rail 2 for erection, so that the latest supporting device 1 is erected, which is convenient and fast, improves the supporting efficiency, and reduces the cost of manual transportation.

[0030] In the embodiment of the application, before the supporting device 1 is erected in the coal mine tunnel, the supporting net 7 can be laid on the inner wall of the coal mine tunnel, and the supporting net 7 can be supported on the inner wall of the coal mine tunnel by the supporting roof 11, and the supporting net 7 can be used to preliminarily support the top rock layer of the mine tunnel.

[0031] As shown in Figure 3 and Figure 5 , the anchor net supporting assembly 6 comprises a supporting base 66, a guide rail set and a drilling device, wherein the supporting base 66 is connected with the bottom of the moving frame 32, the guide rail set is connected with the supporting base 66, and the drilling device is arranged on the guide rail set. The anchor net supporting assembly 6 performs multi-angle drilling on the inner wall of the tunnel through the guide rail set and the drilling device to perform anchor net supporting operation.

[0032] Specifically, in order to cooperate with the supporting device 1 and the supporting net 7 to support the inside of the coal mine tunnel, the anchor net supporting assembly 6 can be arranged on the moving frame 32 to install the anchor rod, wherein the supporting base 66 can be installed at the bottom of the moving frame 32, then the guide rail set can be arranged on the supporting base 66, and the drilling device required for installing the anchor rod can be installed on the guide rail set. When the coal workers install the anchor rod on the top of the coal mine tunnel at the supporting net 7, the drilling device can be adjusted to a specified angle and a specified position through the guide rail set, the coal mine tunnel inner wall where the anchor rod needs to be installed is drilled, then the anchor rod is installed on the drilling device and the anchor rod is driven into the hole, and the supporting net 7 and the inner wall of the tunnel are reinforced and supported.

[0033] In one embodiment of the application, as Figure 5As shown, the guide rail set comprises a first guide rail 61 and a second guide rail 62, one end of the first guide rail 61 is connected with a driving shaft 67, the first guide rail 61 is connected with a rotating motor 65 through the driving shaft 67, the rotating motor 65 is installed on a support base 66, the second guide rail 62 is internally provided with a driving device, the second guide rail 62 is connected with the first guide rail 61 through the driving device, the drilling device comprises a driving motor 63 and a drill rod 64, the driving motor 63 is connected with the second guide rail 62, and the drill rod 64 is installed on the driving motor 63.

[0034] Specifically, when the coal workers adjust the drilling device through the guide rail set to drill, the driving motor 65 installed on the support base 66 can drive one end of the first guide rail 61 to rotate through the driving shaft 67, the coal workers can adjust the orientation angle of the first guide rail 61 according to the angle of the inner wall of the tunnel to be drilled, after adjusting to the specified position, the second guide rail 62 is driven to move on the first guide rail 61 through the internally provided driving device, so as to drive the drilling device installed on the second guide rail 62 to move to the inner wall of the mine, then the driving motor 63 can drive the drill rod 64 installed thereon to drill the inner wall of the mine, then the drill rod 64 is disassembled, the anchor rod to be installed is installed on the driving motor 63, the anchor rod to be installed is drilled into the hole and the support net 7 contacted is supported and the rock stratum is reinforced, which is more convenient and faster than manual anchor net support, the anchor rod is more quickly and conveniently installed, and the anchor net support can be carried out along with the laying and advancing of the steel rail 2.

[0035] It should be noted that the driving motor 63 described in the above embodiment can also be provided with a driving device between the second guide rail 62, so as to realize the movement of the driving motor 63 on the second guide rail 62, so as to facilitate the drilling and installation of the anchor rod.

[0036] In an embodiment of the present application, as shown in Figure 4 The hoisting assembly 5 further comprises a pay-off device 52, the pay-off device 52 is connected with the hoisting device 51, the pay-off device 52 is provided with a steel cable 54 and a lifting hook 53, the steel cable 54 is wound on the pay-off device 52, and the lifting hook 53 is connected with one end of the steel cable 54.

[0037] Specifically, when the hoisting assembly 5 is used to hoist the support device 1, equipment or materials, the pay-off device 52 can be installed on the hoisting device 51, the steel cable 54 is wound on the pay-off device 52, and the lifting hook 53 is installed at the bottom of the steel cable 54, so that the equipment and materials can be hoisted through the lifting hook 53 when hoisting the equipment and materials, and the equipment and materials can be wound and unwound through the pay-off device 52 to control the winding and unwinding of the steel cable 54, so that the transportation of equipment and materials during coal mining is more convenient and efficient, and the erection of the support device 1 is also more efficient.

[0038] In an embodiment of the present application, as shown in Figure 1 and Figure 2As shown, the support device 1 further comprises two sets of support assemblies, each of which comprises a connecting column 12, a hydraulic device 15, a support column 13, a hydraulic prop 16 and a support foot 17, wherein one end of the connecting column 12 is connected to one end of the support roof 11, the other end of the connecting column 12 is connected to one end of the support column 13, the other end of the support column 13 is connected to one end of the hydraulic prop 16, the other end of the hydraulic prop 16 is connected to the support foot 17, the hydraulic device 15 is installed on the support column 13, and the hydraulic device 15 supports the bottom of the support roof 11 through a hydraulic rod.

[0039] Specifically, when the coal workers erect the support device 1 in the tunnel, a set of support assemblies can be arranged on both sides to support both sides of the support device 1. One end of the support roof 11 can be connected to the support column 13 through the connecting column 12, and a hydraulic prop 16 is arranged at one end of the support column 13 as the lower support, and a support foot 17 is installed at the bottom of the hydraulic prop 16 for stable support. At the same time, a hydraulic device 15 can be installed on the support column 13, which can support the bottom of the support roof 11 through a hydraulic rod to support the stability between the support roof 11 and the support column 13, and ensure the stable support of the support device 1 to the inner wall of the coal mine tunnel.

[0040] In an embodiment of the present application, as shown in Figure 6 and Figure 7 , the bottom of the support roof 11 is provided with a connecting frame, which comprises two mounting plates 4 and a bottom plate 42, the two mounting plates 4 are welded to both ends of the bottom plate 42, the mounting plates 4 are bolted to the support roof 11, the surface of the mounting plate 4 is provided with a clamping groove 41, and the steel rail 2 is connected to the clamping groove 41.

[0041] Specifically, when multiple support devices 1 are erected, a connecting frame can be installed at the bottom of the support roof 11 to install the steel rail 2 on the support roof 11. Two mounting plates 4 are bolted to the front and rear sides of the support roof 11, and the bottom plate 42 is welded between the two mounting plates 4. The clamping groove 41 can be formed at the bottom of the mounting plate 4, and the top of the steel rail 2 can be inserted into the clamping groove 41 when the steel rail 2 is installed, so as to realize the installation of the steel rail 2.

[0042] It should be noted that, in order to ensure that the steel rail 2 is stably installed on the connecting frame, when the steel rail 2 is installed, the joint between the two steel rails 2 can be arranged in the connecting frame, so that the joint of the steel rail 2 tightly abuts the lower surface of the bottom plate 42. Then, the connecting plate 21 (as shown in Figure 7 ) can be installed at the joint of the steel rail 2, and the connecting plate 21 can be fixed on the steel rail 2 by bolts, so as to realize the stability of the assembled steel rail 2 and avoid loosening and affecting the normal use of the steel rail 2.

[0043] In an embodiment of the present application, as shown in Figure 3As shown, the moving assembly 3 further comprises a driving device 31 and a moving wheel set, the moving wheel set is installed in the moving frame 32, and the driving device 31 is arranged on the moving frame 32 and connected with the moving wheel set.

[0044] Specifically, when the moving assembly 3 is used to move the hoisting assembly 5 and the anchor net supporting assembly 6, the moving wheel set can be installed in the moving frame 32, and the moving wheel set is driven to move on the steel rail 2 by the driving device 31.

[0045] In an embodiment of the present application, as Figure 2 As shown, the outer side of the support column 13 is connected with a support plate 14.

[0046] Specifically, when the supporting device 1 is erected inside the coal mine tunnel, the support column 13 is supported on the two sides of the coal mine tunnel respectively, and the support plate 14 can be installed on the outer side of the support column 13, and the support column 13 is abutted on the inner walls of the two sides of the coal mine tunnel through the support plate 14, so as to stably support the coal mine tunnel.

[0047] In summary, the mine hydraulic supporting device in the embodiment of the present application can stably support the coal mine tunnel, and multiple supporting devices can be erected on the steel rail to be assembled with each other, and the hoisting assembly and the anchor net supporting assembly are arranged on the steel rail through the moving assembly, so that the equipment and the gas supporting device required to be transported can be transported to the deep part of the coal mine tunnel through the moving assembly and the hoisting assembly when the supporting device is erected, and the coal mine tunnel is supported by erecting the supporting devices one by one, which facilitates the erection of the supporting device and the transportation of other equipment, reduces the labor intensity, and at the same time, the anchor net supporting assembly can be used to gradually install the anchor rod on the top of the coal mine tunnel along the steel rail at multiple angles, and gradually penetrate into the coal mine tunnel along with the erection of the supporting device, so as to comprehensively and quickly perform the anchor net supporting operation on the coal mine tunnel, which has higher working efficiency than the pure manual anchor net supporting operation, is diversified, automatic and efficient, and is more suitable for modern diversified coal mine operation.

[0048] In the description of the present application, the terms "first", "second" are only used for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0049] In the description of the specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples without contradiction.

[0050] Although the embodiments of the present application have been shown and described above, it is understood that the above-described embodiments are exemplary and are not to be construed as limiting the present application, and the person skilled in the art can make changes, modifications, replacements and variations to the above-described embodiments within the scope of the present application.

Claims

1. A hydraulic mine support device, characterized in that, The utility model relates to a supporting device, a steel rail, a moving assembly, a hoisting assembly and an anchor net supporting assembly, wherein, The supporting device comprises a supporting roof; The steel rail is arranged at the bottom of the supporting roof; The moving assembly comprises a moving frame, which is movably connected with the steel rail; The hoisting assembly comprises a hoisting device, which is connected with the bottom of the moving frame, and the hoisting assembly is used for carrying equipment through the moving frame and the hoisting device; The anchor net supporting assembly comprises a supporting base, a guide rail set and a drilling device, wherein, The supporting base is connected with the bottom of the moving frame; The guide rail set is connected with the supporting base; The drilling device is arranged on the guide rail set; The anchor net supporting assembly is used for multi-angle drilling of the inner wall of the tunnel for anchor net supporting through the guide rail set and the drilling device; The guide rail set comprises a first guide rail and a second guide rail, one end of the first guide rail is connected with a driving shaft, and the first guide rail is connected with a rotating motor through the driving shaft; The rotating motor is installed on the supporting base; The second guide rail is internally provided with a driving device, and the second guide rail is connected with the first guide rail through the driving device; The drilling device comprises a driving motor and a drill rod, and the driving motor is connected with the second guide rail; The drill rod is installed on the driving motor; The bottom of the supporting roof is provided with a connecting frame, the connecting frame comprises two mounting plates and a bottom plate, the two mounting plates are weldedly connected with two ends of the bottom plate, the mounting plates are boltedly connected with the supporting roof, and clamping grooves are formed in the surfaces of the mounting plates, and the steel rail is connected with the clamping grooves. The hoisting assembly further comprises a pay-off device, the pay-off device is connected with the hoisting device, a steel cable and a lifting hook are arranged on the pay-off device, the steel cable is wound on the pay-off device, and the lifting hook is connected with one end of the steel cable.

2. The hydraulic mining shoring device of claim 1, wherein, The supporting device further comprises two groups of supporting assemblies, each supporting assembly comprises a connecting column, a hydraulic device, a supporting column, a hydraulic prop and a supporting leg, wherein, 3. The hydraulic mining shoring device of claim 1, wherein, One end of the connecting column is connected with one end of the supporting roof, and the other end of the connecting column is connected with one end of the supporting column; The other end of the supporting column is connected with one end of the hydraulic prop; The other end of the hydraulic prop is connected with the supporting leg; The hydraulic device is installed on the supporting column, and the hydraulic device supports the bottom of the supporting roof through a hydraulic rod. The moving assembly further comprises a driving device and a moving wheel set, the moving wheel set is installed in the moving frame, the driving device is arranged on the moving frame, and the driving device is connected with the moving wheel set.

4. The hydraulic mining shoring device of claim 1, wherein, The supporting column is connected with a supporting plate on the outer side.

5. The hydraulic mining shoring device of claim 3, wherein, ​

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