Mining roadway supporting device

Abstract

The utility model relates to the technical field of mining, in particular to a mining roadway supporting device which comprises supporting mechanisms arranged on the two sides of a roadway and used for supporting the top of the roadway, each supporting mechanism comprises stand columns arranged on the side wall edge of the roadway in parallel, studs are arranged at the upper ends of the stand columns in a penetrating mode, and locking threaded sleeves are connected to the studs in a threaded mode. A cross beam is fixed to the upper ends of the studs, a vault beam is arranged at the upper end of the supporting mechanism, and the auxiliary adjusting mechanism is arranged on the supporting mechanism and used for adjusting the supporting position. Through the arrangement of an auxiliary adjusting mechanism on the supporting mechanism, a worm on a beam frame is rotated, so that the worm and a worm gear rotate in an engaged mode, left and right spiral lead screws are driven to rotate, a sliding seat is pushed to be close to a stand column, a supporting rod pushes a cross beam to drive a stud to move upwards, and a vault beam makes contact with the top of a roadway; the locking screw sleeves are in contact with the upper ends of the stand columns, a triangular positioning structure is formed for supporting the roadway, and the overall supporting stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mining, in particular to a supporting device for mining roadways. Background Technique

[0002] Mine roadways are the general term for various underground spaces that are excavated in different rocks along different directions, at different dips, with different cross-sections and lengths, and serve different scopes and are used for different purposes. Strong support is required in mine roadways; there is a supporting device for mining roadways with the publication number of CN 220815692 U, which adjusts the width of the supporting device for mining roadways through the telescoping of the telescopic rod, drives the supporting rods on both sides to move, and the inner protection tube and the outer protection tube prevent sediment from entering the inside of the telescopic rod, improving the practicability and adjustability of the supporting device for mining roadways; at the same time, the lower part of the connecting convex block rotates into the movable end inside the telescopic column, improving the stability of the supporting device for mining roadways. However, the above device supports at a single position, the overall stability of the support is poor, and it is more inconvenient to adjust and support the roadway, and still needs to be improved and perfected. Content of the Utility Model

[0003] The purpose of the utility model is to provide a supporting device for mining roadways in order to solve the above problems.

[0004] The utility model realizes the above purpose through the following technical solutions:

[0005] A supporting device for mining roadways includes a supporting mechanism for supporting the top of the roadway arranged on both sides of the roadway, and also includes an auxiliary adjustment mechanism arranged on the supporting mechanism for adjusting the supporting position; the supporting mechanism includes columns arranged side by side on the side wall of the roadway, a stud is penetrated through the upper end of the column, a locking nut is threadedly connected to the stud, the upper ends of two studs on the same side are fixed with a cross beam, and a plurality of arch top beams are arranged at the upper end of the supporting mechanism; the auxiliary adjustment mechanism includes a beam frame fixed between two columns on the same side, a left and right lead screw is arranged inside the beam frame, two sliding seats are oppositely arranged on the left and right lead screw, a support rod is hinged on the sliding seat, the upper end of the support rod is hinged with a connecting seat, the connecting seat is fixed to the lower end of the cross beam, a worm gear is fixed in the middle of the left and right lead screw, a worm is arranged below the worm gear, and a hand wheel is arranged at one end of the worm passing through the beam frame.

[0006] Further setting: The worm is rotatably connected to the beam frame, and both ends of the left and right lead screw pass through the beam frame and are rotatably connected to the column.

[0007] Further setting: The sliding seat is threadedly connected to the left and right lead screw, and the support rod is rotatably connected to the sliding seat and the connecting seat through a pin shaft.

[0008] Further setting: The lower end of the column is fixed with a bottom plate, and an anchor rod is penetrated through the bottom plate.

[0009] Further setting: A plurality of grooves are arranged at intervals on the upper end of the cross beam, and inserting columns are arranged on both sides of the lower end of the vault beam; the inserting column (21) can be inserted into the corresponding groove (131) to fix the vault beam (2) on the cross beam (13).

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] Through the setting of the auxiliary adjustment mechanism on the support mechanism, rotate the worm on the beam frame to make the worm mesh with the worm wheel and rotate, drive the left and right lead screws to rotate, push the sliding seat close to the column, make the support rod push the cross beam to drive the stud to move upward, the vault beam contacts the top of the roadway, and then by rotating the locking sleeve on the stud to make the locking sleeve contact the upper end of the column, so as to lock the stud on the column, which is convenient for adjusting the support height, form a triangular positioning structure for the support of the roadway, and improve the overall stability of the support. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to these drawings.

[0013] Figure 1 is an axonometric view of a mining roadway support device described in the present utility model;

[0014] Figure 2 is a schematic structural view of another perspective of a mining roadway support device described in the present utility model;

[0015] Figure 3 is a front view structural schematic diagram of a mining roadway support device described in the present utility model;

[0016] Figure 4 is a schematic structural view of a mining roadway support device described in the present utility model in a partially disassembled state;

[0017] Figure 5 is a schematic structural view of an auxiliary adjustment mechanism of a mining roadway support device described in the present utility model in a disassembled state.

[0018] The description of the reference numerals is as follows:

[0019] 1. Column; 11. Stud; 12. Locking sleeve; 13. Cross beam; 131. Groove; 14. Beam frame; 15. Bottom plate; 16. Anchor bolt; 2. Arch top beam; 21. Insertion column; 31. Left and right lead screws; 32. Sliding seat; 33. Support rod; 34. Connecting seat; 35. Worm gear; 36. Worm. Detailed implementation manner

[0020] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present invention, unless otherwise specified, the meaning of "plurality" is two or more.

[0021] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] The present invention will be further described below with reference to the drawings:

[0023] As Figures 1 - 5 shown, a mining roadway support device includes a support mechanism for supporting the top of the roadway arranged on both sides of the roadway. An arch top beam 2 is arranged at the upper end of the support mechanism, and an auxiliary adjustment mechanism for adjusting the support position is further arranged on the support mechanism.

[0024] In this embodiment: The support mechanism includes columns 1 arranged side by side on the side walls of the roadway. A stud 11 passes through the upper end of the column 1. The stud 11 can slide up and down within the column 1. A locking nut 12 is threadedly connected to the stud 11. The locking nut 12 can lock the stud on the column. The upper end of the stud 11 is fixed with a cross beam 13. The lower end of the column 1 is fixed with a bottom plate 15. An anchor bolt 16 passes through the bottom plate 15. The bottom plate 15 is fixed to the roadway floor through the anchor bolt 16, improving the stability of the support of the bottom plate 15. A plurality of grooves 131 are arranged at intervals on the upper end of the cross beam 13. Plug-in columns 21 are arranged on both sides of the lower end of the arch top beam 2. The plug-in columns 21 can be inserted into the corresponding grooves 131, thereby fixing the arch top beam 2 on the cross beam 13 and also facilitating the disassembly of the arch top beam 2 and the cross beam 13.

[0025] In this embodiment: The auxiliary adjustment mechanism includes a beam frame 14 fixed between the single-sided columns 1. A left-right lead screw 31 is arranged within the beam frame 14. The left-right lead screw 31 is provided with two threads with different helix directions. Two sliding seats 32 are oppositely arranged on the left-right lead screw 31. The two sliding seats 32 can move towards or away from each other on the left-right lead screw 31. A support rod 33 is hinged to the sliding seat 32. The upper end of the support rod 33 is hinged to a connecting seat 34. The connecting seat 34 is fixed to the lower end of the cross beam 13. A worm gear 35 is fixed in the middle of the left-right lead screw 31. A worm 36 is arranged below the worm gear 35. One end of the worm 36 passes through the beam frame 14 and is provided with a handwheel. The worm 36 is rotatably connected to the beam frame 14. Both ends of the left-right lead screw 31 pass through the beam frame 14 and are rotatably connected to the column 1. The sliding seat 32 is threadedly connected to the left-right lead screw 31. The support rod 33 is rotatably connected to the sliding seat 32 and the connecting seat 34 through pins. By rotating the worm 36 on the beam frame 14, the worm 36 meshes with the worm gear 35 and rotates, driving the left-right lead screw 31 to rotate, pushing the sliding seat 32 towards the column 1, causing the support rod 33 to push against the cross beam 13 and drive the stud 11 to move upward, and the arch top beam 2 contacts the top of the roadway, providing auxiliary support for the support of the roadway.

[0026] The working principle and usage process of the present utility model: The bottom plate 15 is fixed to the roadway floor through the anchor bolt 16. The plug-in columns 21 at the lower end of the arch top beam 2 are inserted into the grooves 131 of the cross beam 13. By rotating the worm 36 on the beam frame 14, the worm 36 meshes with the worm gear 35 and rotates, driving the left-right lead screw 31 to rotate, pushing the sliding seat 32 towards the column 1, causing the support rod 33 to push against the cross beam 13 and drive the stud 11 to move upward, and the arch top beam 2 contacts the top of the roadway. Then, by rotating the locking nut 12 on the stud 11, the locking nut 12 contacts the upper end of the column 1, forming a triangular support structure for the roadway.

[0027] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above-mentioned embodiments, and what is described in the above-mentioned embodiments and the specification is only to illustrate the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A mining roadway support device, characterized in that: It includes a support mechanism for supporting the top of the roadway, which is arranged on both sides of the roadway, and also includes an auxiliary adjustment mechanism arranged on the support mechanism for adjusting the support position; the support mechanism includes columns (1) arranged side by side on the side wall of the roadway. A stud (11) is penetrated through the upper end of the column (1), and a locking nut sleeve (12) is threadedly connected to the stud (11). The upper ends of two studs (11) on the same side are fixed with a cross beam (13). A plurality of vault beams (2) are connected to the upper end of the support mechanism; the auxiliary adjustment mechanism includes a beam frame (14) fixed between two columns (1) on the same side. A left and right lead screw (31) is arranged in the beam frame (14). Two sliding seats (32) are oppositely arranged on the left and right lead screw (31). A support rod (33) is hinged on the sliding seat (32). The upper end of the support rod (33) is hinged with a connecting seat (34). The connecting seat (34) is fixed to the lower end of the cross beam (13). A worm gear (35) is fixed in the middle of the left and right lead screw (31). A worm (36) is arranged below the worm gear (35). One end of the worm (36) passes through the beam frame (14) and is provided with a hand wheel.

2. The mining roadway support device according to claim 1, wherein: The worm (36) is rotatably connected to the beam frame (14), and both ends of the left and right lead screw (31) pass through the beam frame (14) and are rotatably connected to the column (1).

3. The support device for a mining roadway according to claim 1, characterized in that: The sliding seat (32) is threadedly connected to the left and right lead screw (31), and the support rod (33) is rotatably connected to the sliding seat (32) and the connecting seat (34) through a pin shaft.

4. A mining roadway support device according to claim 1, characterized in that: The lower end of the column (1) is fixed with a bottom plate (15), and an anchor bolt (16) is penetrated through the bottom plate (15).

5. A mining roadway support device according to claim 1, characterized in that: A plurality of grooves (131) are arranged at intervals on the upper end of the cross beam (13), and insertion columns (21) are arranged on both sides of the lower end of the vault beam (2); the insertion columns (21) can be inserted into the corresponding grooves (131) to fix the vault beam (2) on the cross beam (13).

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