Assembled underground mine temporary supporting structure

Abstract

The utility model discloses an assembled underground mine temporary supporting structure which comprises a base, a worm is rotationally inserted into one side of the base, one end of the worm is fixedly connected with a rotating disc, baffles are fixedly connected to the two ends of the interior of the base, a two-way threaded rod is rotationally inserted between the two baffles, and the two-way threaded rod is fixedly connected with the rotating disc. The two ends of the two-way threaded rod are sleeved with sliding square pipes in a threaded mode, the sliding square pipes slide in the base, the middle of the two-way threaded rod is in key connection with a worm gear, and the worm is meshed with the worm gear. The supporting columns are clamped on the clamping pins, then the top protection net is installed among the multiple guide rings, then a folding handle is screwed, a bidirectional threaded rod is driven to rotate under the meshing action of a worm and a worm gear, and therefore a sliding square pipe moves outwards, a supporting base is driven to move outwards, and the supporting columns are driven to move; and in addition, the protection device is easy to operate, and convenient and fast to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to underground mine technical field especially relates to a kind of assembled underground mine temporary support structure. BACKGROUND

[0002] Mining workers when mining underground mine, from surface excavation shaft access ore body, in order to increase the safety of mining workers in underground mine work, underground mine temporary support structure needs to be used to carry out temporary support to mining section, to achieve the purpose of preventing underground mine collapse.

[0003] At present, the existing underground mine temporary support structure is inconvenient to quickly assemble and has poor stability during use, thereby affecting the construction efficiency and safety of underground mine. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems of the existing underground mine temporary support structure, which is inconvenient to quickly assemble and has poor stability during use, thereby affecting the construction efficiency and safety of underground mine, and provides an assembled underground mine temporary support structure.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An assembled underground mine temporary support structure includes a base, a worm is rotatably inserted into one side of the base, one end of the worm is fixedly connected with a rotating disc, both ends inside the base are fixedly connected with baffles, a bidirectional threaded rod is rotatably inserted between the two baffles, both ends of the bidirectional threaded rod are threadedly sleeved with sliding square tubes, the sliding square tubes slide in the base, the middle part of the bidirectional threaded rod is key-connected with a worm wheel, the worm engages with the worm wheel, one end of the sliding square tube is fixedly connected with a support seat, the top of the support seat is fixedly connected with a plurality of clamping pins, the top end of the clamping pin is clamped with a support column, a side protection net is clamped between adjacent two support columns, one side of the support column is fixedly connected with a guide ring, a top protection net is slidably connected between a plurality of guide rings, one side of the support column is fixedly connected with a support rod, and a connecting sleeve is slidably sleeved between the opposite two support rods.

[0007] Further, the rotating disc is fixedly connected with a folding handle on one side, and the outer wall of the folding handle is provided with a non-slip pad.

[0008] Further, the bottom outer wall of the sliding square tube and the bottom of the support seat are fixedly connected with a plurality of rollers.

[0009] Further, the support seat is fixedly connected with two reinforcing rib plates on one side, and the other side of the reinforcing rib plate is fixedly connected with the sliding square tube.

[0010] Further, the two side outer walls of the base are fixedly connected with a plurality of auxiliary supporting legs.

[0011] Further, the top of every three supporting columns is inserted with a fixing pin.

[0012] The utility model discloses beneficial effect is:

[0013] 1. by the supporting column card is in the bayonet pin, then, the top protection network is installed between a plurality of guide rings, then, the folding handle is screwed down, under the meshing of worm and worm wheel, the two -way threaded rod is driven to rotate, thereby make the sliding square tube move outward, further drive the supporting seat to move outward, thereby drive the supporting column to move, further adjust the unfolding of both sides side protection network, so as to carry out the protection, and simple operation, convenient and fast.

[0014] 2. by the supporting rod in the connecting sleeve moves, thereby the supporting column is assisted and supported, and further improves the stability of underground mine temporary supporting structure use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic diagram of the assembled underground mine temporary supporting structure that the utility model proposes;

[0016] Figure 2 It is a bottom structure schematic diagram of the assembled underground mine temporary supporting structure that the utility model proposes;

[0017] Figure 3 It is an explosion structure schematic diagram of the assembled underground mine temporary supporting structure that the utility model proposes;

[0018] Figure 4 It is a partial sectional structure schematic diagram of the assembled underground mine temporary supporting structure that the utility model proposes.

[0019] In the drawing: 1, base;2, baffle;3, sliding square tube;4, two -way threaded rod;5, worm wheel;6, worm;7, rotating disc;8, folding handle;9, supporting seat;10, bayonet pin;11, gyro wheel;12, reinforcing rib plate;13, auxiliary supporting leg;14, supporting column;15, side protection network;16, fixing pin;17, guide ring;18, top protection network;19, supporting rod;20, connecting sleeve. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments.

[0021] Refer to Figures 1-4The utility model provides an assembled underground mine temporary supporting structure, including the base 1, the one side of base 1 is rotatably inserted with worm 6, and one end of worm 6 is welded with rotating disc 7, and the one side of rotating disc 7 is fixed with folding handle 8 through bolt, and the both ends in base 1 are integrally formed with baffle 2, and rotatably inserted with two -way threaded rod 4 between two baffles 2, and the both ends of two -way threaded rod 4 are all threadedly equipped with sliding square tube 3, and sliding square tube 3 slides in base 1, and the middle part of two -way threaded rod 4 is keyed with worm wheel 5, and worm 6 engages with worm wheel 5, and one end of sliding square tube 3 is welded with support base 9, and the top of support base 9 is welded with a plurality of clamping pins 10, and the top of clamping pin 10 is clamped with support column 14, and the adjacent two support columns 14 are clamped with side protection net 15, and folding handle 8 is twisted and rotating disc 7 is rotated to drive worm 6 to rotate, and then under the engagement of worm 6 and worm wheel 5 two -way threaded rod 4 is rotated to make sliding square tube 3 move outward, and then support base 9 is moved outward to drive support column 14 to move, and then the distance between the both sides side protection net 15 is adjusted to be applicable to the protection of different range, and the one side of support column 14 is welded with guide ring 17, and top protection net 18 is slidably connected between a plurality of guide rings 17, and the one side of support column 14 is welded with support rod 19, and connecting sleeve 20 is slidably sleeved between the opposite two support rods 19, and support rod 19 moves in connecting sleeve 20 to assist the support of support column 14, and then the stability of underground mine temporary supporting structure is improved.

[0022] The outer wall of folding handle 8 is provided with a non-slip pad, and the bottom outer wall of sliding square tube 3 and the bottom of support base 9 are fixed with a plurality of rollers 11 through bolts, so as to facilitate the movement of sliding square tube 3 and support base 9, and the one side of support base 9 is welded with two reinforcing rib plates 12, and the other side of reinforcing rib plate 12 is fixedly connected with sliding square tube 3, so as to strengthen the connection between support base 9 and sliding square tube 3, and the both sides of base 1 are welded with a plurality of auxiliary supporting legs 13, and the top of every three support columns 14 is inserted with a fixing pin 16, so as to connect three support columns 14 together to improve the stability.

[0023] The working principle of the embodiment is as follows: in use, first, the support column 14 is clamped on the clamping pin 10, then the top protection net 18 is installed between the plurality of guide rings 17 to protect from the top, then the folding handle 8 is twisted to drive the rotating disc 7 to rotate, thereby driving the worm 6 to rotate, and then under the engagement of the worm 6 and the worm wheel 5, the two-way threaded rod 4 is rotated to make the sliding square tube 3 move outward, and then the support base 9 is moved outward to drive the support column 14 to move, and then the distance between the both sides side protection net 15 is adjusted to be applicable to the protection of different range, and at the same time, the support rod 19 moves in the connecting sleeve 20 to assist the support of the support column 14, and then the stability of the underground mine temporary supporting structure is improved.

[0024] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A modular temporary support structure for underground mines, comprising a base (1), characterized in that, A worm gear (6) is rotatably inserted into one side of the base (1), and a rotating disk (7) is fixedly connected to one end of the worm gear (6). Both ends of the base (1) are fixedly connected to baffles (2), and a bidirectional threaded rod (4) is rotatably inserted between the two baffles (2). Both ends of the bidirectional threaded rod (4) are threaded with sliding square tubes (3), which slide inside the base (1). A worm wheel (5) is keyed to the middle part of the bidirectional threaded rod (4), and the worm gear (6) meshes with the worm wheel (5). One end of the sliding square tube (3) is fixedly connected to... A support base (9) is connected to the top of the support base (9), and multiple locking pins (10) are fixedly connected to the top of the locking pins (10). A support column (14) is locked to the top of the locking pins (10). A side protective net (15) is locked between two adjacent support columns (14). A guide ring (17) is fixedly connected to one side of the support column (14). A top protective net (18) is slidably connected between multiple guide rings (17). A support rod (19) is fixedly connected to one side of the support column (14). A connecting sleeve (20) is slidably sleeved between two opposite support rods (19).

2. The assembled temporary support structure for underground mines according to claim 1, characterized in that, A folding handle (8) is fixedly connected to one side of the rotating disk (7), and the outer wall of the folding handle (8) is provided with an anti-slip pad.

3. The assembled temporary support structure for underground mines according to claim 1, characterized in that, Multiple rollers (11) are fixedly connected to the bottom outer wall of the sliding square tube (3) and the bottom of the support base (9).

4. The assembled temporary support structure for underground mines according to claim 1, characterized in that, Two reinforcing ribs (12) are fixedly connected to one side of the support base (9), and the other side of the reinforcing ribs (12) is fixedly connected to the sliding square tube (3).

5. The assembled temporary support structure for underground mines according to claim 1, characterized in that, Multiple auxiliary legs (13) are fixedly connected to both outer walls of the base (1).

6. The assembled temporary support structure for underground mines according to claim 1, characterized in that, A retaining pin (16) is inserted at the top between each of the three support columns (14).

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