CN216518071U - Colliery tunnel supporting construction of prevention roof rockfall - Google Patents
Colliery tunnel supporting construction of prevention roof rockfall Download PDFInfo
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- CN216518071U CN216518071U CN202122991471.1U CN202122991471U CN216518071U CN 216518071 U CN216518071 U CN 216518071U CN 202122991471 U CN202122991471 U CN 202122991471U CN 216518071 U CN216518071 U CN 216518071U
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- push rod
- sleeve
- mounting frame
- installing frame
- hit
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Abstract
The utility model discloses a coal mine roadway supporting structure for preventing a top plate from falling rocks, which comprises a supporting column, a mounting component and a striking component, wherein the mounting component comprises a mounting frame, the mounting frame is arranged at the bottom of the top plate, the mounting frame is mounted on the supporting column, the mounting frame is rotatably connected with the supporting column, the striking component comprises a guide sleeve, a push rod, a connecting sleeve, a screw rod and a striking hammer, the guide sleeve is vertically arranged at the bottom of the top plate surface of the mounting frame, the push rod is sleeved in the guide sleeve, the push rod is slidably connected with the guide sleeve, the connecting sleeve is arranged at one side of the push rod, the screw rod is sleeved in the connecting sleeve, the striking hammer is arranged at the bottom of the screw rod, the connecting sleeve is mounted on the mounting frame, a transmission component for driving the striking hammer is arranged on a bottom plate of the mounting frame, a worker pushes the push rod to drive the transmission component, so that the striking hammer strikes the falling rocks on the top plate, thereby knocking the falling rocks out.
Description
Technical Field
The utility model relates to the technical field of coal mine tunnels, in particular to a coal mine tunnel supporting structure for preventing a roof from falling rocks.
Background
Coal mine is underground mining mainly, need dig a large amount of tunnels in the pit, adopts the tunnel to strut and keeps the tunnel unblocked and stable the having significance to coal mine construction and production of surrounding rock, and current tunnel supporting construction for coal mine mining is fixed mounting structure basically, adopts the fixed plate to support the protection through the stock to the rock mass, but when the rockfall on the roof piles up more, causes the deformation of roof impaired easily, is unfavorable for protecting coal mine production.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims to provide a coal mine roadway supporting structure for preventing a roof from falling rocks.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows.
The utility model provides a coal mine tunnel supporting construction of prevention roof rockfall, it includes:
pillar, installation component, hit and beat the subassembly, the installation component includes the installing frame, and the installing frame is in the bottom of roof, and the installing frame is installed on the pillar, rotates between installing frame and the pillar to be connected, hit to beat the subassembly and include guide pin bushing, push rod, adapter sleeve, lead screw, hit and beat the hammer, the guide pin bushing vertically set up in the bottom of installing frame top face, in the guide pin bushing was located to the push rod sleeve, push rod and guide pin bushing sliding connection, the adapter sleeve be located one side of push rod, in the adapter sleeve was located to the lead screw cover, hit and beat the bottom that the hammer is in the lead screw, the adapter sleeve is installed on the installing frame, is provided with the transmission assembly that is used for the drive to hit and beats the hammer on the bottom plate of installing frame.
As a further improvement of the utility model, the transmission assembly comprises a push plate, a connecting rod, a rack, a supporting plate, a rotating shaft and a gear, wherein the push plate is fixedly connected with the push rod, the push plate is positioned below the mounting frame, the bottom of the connecting rod is connected to the push plate, the other end of the connecting rod penetrates through a bottom plate of the mounting frame, and the rack is vertically connected to the top of the connecting rod.
As a further improvement of the utility model, the two support plates are vertically arranged above the bottom plate of the mounting frame and are oppositely arranged, the rotating shaft is movably connected between the two support plates, the gear is sleeved on the rotating shaft and meshed with the rack, and the connecting sleeve is sleeved on the rotating shaft through a sleeve ring.
Compared with the prior art, the utility model has the advantages that in the using process, when a worker pushes the push rod, the push rod drives the push plate to move upwards so as to drive the connecting rod to move upwards, then the rack is driven to move upwards, in the process that the rack moves upwards, the gear is driven to rotate so as to drive the rotating shaft to rotate, and then the connecting sleeve is driven to rotate, so that the hitting hammer hits falling rocks on the top plate, the falling rocks are knocked off, the height of the hitting hammer can be adjusted by the screw rod, and thus, multiple falling rocks on the top plate can be hit conveniently.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the installation of the striking assembly of the present invention.
Fig. 3 is a schematic view of the installation of the connecting sleeve of the utility model.
Labeled as:
1. mounting the component; 2. a striking assembly; 3. installing a frame; 4. a guide sleeve; 5. a push rod; 6. connecting sleeves; 7. a screw rod; 8. striking a hammer; 9. pushing the plate; 10. a connecting rod; 11. a rack; 12. a support plate; 13. a rotating shaft; 14. a gear; 15. a collar.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, a coal mine roadway supporting structure for preventing roof rockfall, comprising:
the mounting assembly 1 comprises a mounting frame 3, the mounting frame 3 is positioned at the bottom of a top plate, the mounting frame 3 is mounted on the support, the mounting frame 3 is rotatably connected with the support, the striking assembly 2 comprises a guide sleeve 4, a push rod 5, a connecting sleeve 6, a lead screw 7 and a striking hammer 8, the guide sleeve 4 is vertically arranged at the bottom of the top plate surface of the mounting frame 3, the push rod 5 is sleeved in the guide sleeve 4, the push rod 5 is slidably connected with the guide sleeve 4, the connecting sleeve 6 is positioned at one side of the push rod 5, the lead screw 7 is sleeved in the connecting sleeve 6, the striking hammer 8 is positioned at the bottom of the lead screw 7, the connecting sleeve 6 is mounted on the mounting frame 3, a transmission assembly for driving the striking hammer 8 to strike is arranged on a bottom plate of the mounting frame 3, a worker pushes the push rod 5 to drive the transmission assembly, so that the striking hammer 8 strikes a falling stone on the top plate, thereby knocking the rock fall out.
More specifically, the transmission assembly comprises a push plate 9, a connecting rod 10, a rack 11, support plates 12, a rotating shaft 13 and a gear 14, the push plate 9 is fixedly connected with the push rod 5, the push plate 9 is located below the installation frame 3, the bottom of the connecting rod 10 is connected to the push plate 9, the other end of the connecting rod passes through the bottom plate of the installation frame 3, the rack 11 is vertically connected to the top of the connecting rod 10, the support plates 12 are vertically arranged above the bottom plate of the installation frame 3, the two support plates 12 are arranged oppositely, the rotating shaft 13 is movably connected between the two support plates 12, the gear 14 is sleeved on the rotating shaft 13, the gear 14 is meshed with the rack 11, the connecting sleeve 6 is sleeved on the rotating shaft 13 through a lantern ring 15, when a worker pushes the push rod 5, the push rod 5 drives the push plate 9 to move upwards so as to drive the connecting rod 10 to move upwards, then the rack 11 is driven to move upwards, and the rack 11 moves upwards, the gear 14 is driven to rotate, so that the rotating shaft 13 is driven to rotate, and then the connecting sleeve 6 is driven to rotate, so that the impact hammer 8 impacts the falling rocks on the top plate, and the falling rocks are knocked off.
The working principle is as follows:
when the rock falling device is used, a worker pushes the push rod 5 to drive the transmission assembly to transmit, so that the striking hammer 8 strikes the falling rocks on the top plate, the falling rocks are knocked off, when the worker pushes the push rod 5, the push rod 5 drives the push plate 9 to move upwards, so that the connecting rod 10 is driven to move upwards, then the rack 11 is driven to move upwards, and in the process that the rack 11 moves upwards, the gear 14 is driven to rotate, so that the rotating shaft 13 is driven to rotate, then the connecting sleeve 6 is driven to rotate, so that the striking hammer 8 strikes the falling rocks on the top plate, and the falling rocks are knocked off.
It should be understood that the above-described embodiments are merely preferred embodiments of the utility model and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the utility model as long as they do not depart from the spirit of the utility model. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (3)
1. The utility model provides a coal mine tunnel supporting construction of prevention roof rockfall which characterized in that, it includes: pillar, installation component, hit and beat the subassembly, the installation component includes the installing frame, and the installing frame is in the bottom of roof, and the installing frame is installed on the pillar, rotates between installing frame and the pillar to be connected, hit to beat the subassembly and include guide pin bushing, push rod, adapter sleeve, lead screw, hit and beat the hammer, the guide pin bushing vertically set up in the bottom of installing frame top face, in the guide pin bushing was located to the push rod sleeve, push rod and guide pin bushing sliding connection, the adapter sleeve be located one side of push rod, in the adapter sleeve was located to the lead screw cover, hit and beat the bottom that the hammer is in the lead screw, the adapter sleeve is installed on the installing frame, is provided with the transmission assembly that is used for the drive to hit and beats the hammer on the bottom plate of installing frame.
2. The coal mine roadway supporting structure for preventing the roof from falling rocks according to claim 1, wherein the transmission assembly comprises a push plate, a connecting rod, a rack, a supporting plate, a rotating shaft and a gear, the push plate is fixedly connected with the push rod, the push plate is located below the mounting frame, the bottom of the connecting rod is connected to the push plate, the other end of the connecting rod penetrates through a bottom plate of the mounting frame, and the rack is vertically connected to the top of the connecting rod.
3. The coal mine roadway supporting structure for preventing the roof from falling rocks according to claim 2, wherein the supporting plates are vertically arranged above the bottom plate of the mounting frame, two supporting plates are arranged and are oppositely arranged, the rotating shaft is movably connected between the two supporting plates, the gear sleeve is arranged on the rotating shaft, the gear is meshed with the rack, and the connecting sleeve is sleeved on the rotating shaft through the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122991471.1U CN216518071U (en) | 2021-12-01 | 2021-12-01 | Colliery tunnel supporting construction of prevention roof rockfall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122991471.1U CN216518071U (en) | 2021-12-01 | 2021-12-01 | Colliery tunnel supporting construction of prevention roof rockfall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518071U true CN216518071U (en) | 2022-05-13 |
Family
ID=81464563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122991471.1U Active CN216518071U (en) | 2021-12-01 | 2021-12-01 | Colliery tunnel supporting construction of prevention roof rockfall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518071U (en) |
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2021
- 2021-12-01 CN CN202122991471.1U patent/CN216518071U/en active Active
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