Supporting device for lead-zinc mining

Abstract

The utility model discloses a supporting device for lead-zinc mining, and particularly relates to the technical field of supporting devices, the supporting device comprises a cross rod, a first cross beam and a second cross beam, the first cross beam is arranged on the right side of the outer side of the cross rod, the second cross beam is arranged on the left side of the outer side of the cross rod, and protection assemblies are arranged at the two ends of the first cross beam and the two ends of the second cross beam. And the protection assembly comprises positioning tables, side rods and side rods, the positioning tables are installed at the two ends of the first cross beam and the two ends of the second cross beam, the side rods are movably installed on the inner sides of the positioning tables, and protection nets are installed on the inner sides of the side rods. The protective net is arranged and located on the inner sides of the side rods, the first cross beam and the second cross beam, in the using process, under the assistance of the positioning table, the side rods can be rotated to unfold the protective net, the protective net is unfolded at the supporting position, gravel can be shielded in an auxiliary mode, the gravel falling risk at the position is reduced, and the service life of the protective net is prolonged. And the gravel protection function of the supporting device in use is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a supporting device technical field, specifically is a supporting device for lead and zinc mining. BACKGROUND

[0002] The commonly used supporting methods for mine exploitation are anchor spray support, anchor cable support and anchor rod support, wherein the anchor spray support uses rock mass as structural material, increases the strength of rock mass and achieves the effect of rock mass self-supporting, the anchor cable support has the effects of combined beam, suspension and deep anchoring of surrounding rock of roadway, and the anchor rod support has the effect of deep anchoring of surrounding rock of roadway.

[0003] A supporting device for lead and zinc mining is disclosed in Chinese Patent Authorization Announcement No. CN213775412U, which was announced on July 23, 2021. The supporting device includes a support column, which is arranged vertically to the ground. A support base is arranged on the ground and is sleeved on the support column. The support column is uniformly provided with through holes. The support base is provided with a fixing hole. A bolt is arranged in the fixing hole and the through hole. A damping device is arranged on the upper end of the support column. An adjusting cross beam is arranged on the upper side of the damping device. The adjusting cross beam includes a fixed beam and a telescopic beam. The cross beam and the surface of the support column are both paved with a protective net. The adjusting cross beam is suitable for supporting the lead and zinc mine roadway with uneven width. The height of the support column can be adjusted by the support column and the support base. The foundation of the support column is more stable. The damping device can reduce the stress on the support column caused by the settlement of the roadway. The bottom of the support base is provided with a base, which increases the contact area between the support column and the ground, reduces the pressure of the support column on the ground, and reduces the risk of rock falling during the use of the cross beam.

[0004] Therefore, a supporting device for lead and zinc mining is needed to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a supporting device for lead and zinc mining to solve the problem of poor protection effect of the supporting device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a supporting device for lead and zinc mining, which includes a cross bar, a first cross beam and a second cross beam. The right side of the outer side of the cross bar is provided with the first cross beam. The left side of the outer side of the cross bar is provided with the second cross beam. Both ends of the first cross beam and the second cross beam are provided with a protection assembly. The protection assembly includes a positioning table, a side rod and a side rod. Both ends of the first cross beam and the second cross beam are installed with the positioning table. The inner side of the positioning table is movably installed with the side rod. The inner side of the side rod is installed with the protective net.

[0007] As a further technical scheme of the utility model, the bottom end of the first cross beam and the second cross beam is provided with a fixing hole, and the fixing hole is provided with a fixing bolt inside.

[0008] As a further technical scheme of the utility model, the bottom end of the first cross beam and the second cross beam is provided with a sliding rail, and the outer side of the sliding rail is movably provided with a sliding block.

[0009] As a further technical scheme of the utility model, the bottom end of the sliding block is movably provided with a telescopic rod, and the outer side wall of the telescopic rod is provided with an air tank.

[0010] As a further technical scheme of the utility model, the top end of the outer side wall of the air tank is provided with a positioning hole, and the positioning hole is provided with a positioning bolt inside.

[0011] As a further technical scheme of the utility model, the bottom end of the telescopic rod is fixedly provided with a sealing table, the outer side wall of the sealing table is provided with a mounting groove, and the mounting groove is provided with a rubber ring inside.

[0012] As a further technical scheme of the utility model, the bottom end of the air tank is provided with a connecting seat, and the bottom end of the connecting seat is provided with a base.

[0013] As a further technical scheme of the utility model, the bottom end of the outer side wall of the air tank is fixedly provided with a gas filling pipe, the bottom end inside the gas filling pipe is provided with a gas groove, the top end of the gas filling pipe is fixedly provided with a gas filling port, the top end of the gas filling port is provided with a sealing cap, the inside of the gas filling port is fixedly provided with a partition plate, the bottom end of the partition plate is fixedly provided with a partition table, the inside of the partition table is provided with a through groove, the bottom end of the through groove is provided with a sealing cover, the outer side of the partition table is provided with a spring, and the bottom end of the spring is fixedly connected with the top end of the sealing cover.

[0014] Compared with the prior art, the utility model has the advantages that the protective net is located inside the side rod and the first cross beam and the second cross beam, and in the use process, the protective net can be unfolded by rotating the side rod under the assistance of the positioning table, can be unfolded at the supporting position, can assist in shielding the gravel, can reduce the gravel and falling risk at the position, and can strengthen the gravel protection function of the supporting device in use.

[0015] The fixing bolt is arranged, the first cross beam and the second cross beam are combined into a cross beam for use, the fixing bolts at the bottom side positions of the first cross beam and the second cross beam are loosened, the first cross beam and the second cross beam can slide along the first cross beam respectively, the use length of the cross beam can be adjusted, and the length adjusting function of the cross beam of the supporting device is realized.

[0016] By setting up telescopic rod, by means of gas inlet, inflation treatment can be carried out, at this time, when gas enters the inside of gas tank along gas groove, it can push sealing table and telescopic rod to move up, in this process, the support height can be adjusted, after adjustment, the position of telescopic rod can be further fixed by tightening positioning bolt, the adjustment function of the support height of the supporting device is realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view sectional structure schematic view of the utility model;

[0018] Figure 2 It is a top view structure schematic view of the utility model;

[0019] Figure 3 It is a front view sectional structure schematic view of the cross rod, the first beam frame and the second beam frame of the utility model;

[0020] Figure 4 It is a front view sectional structure schematic view of the gas tank of the utility model;

[0021] Figure 5 It is a front view sectional structure schematic view of the gas tank and the gas inlet pipe of the utility model.

[0022] In the drawing: 1, cross rod; 2, first cross beam; 3, second cross beam; 4, fixed hole; 5, fixed bolt; 6, slide rail; 7, sliding block; 8, telescopic rod; 9, gas tank; 10, positioning hole; 11, positioning bolt; 12, sealing table; 13, mounting groove; 14, rubber ring; 15, connecting seat; 16, base; 17, gas inlet pipe; 18, gas groove; 19, gas inlet; 20, sealing cap; 21, partition; 22, partition table; 23, through groove; 24, sealing cover; 25, spring; 26, positioning table; 27, side rod; 28, protective net. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figures 1-5 The utility model provides an embodiment: a kind of supporting device for lead-zinc mining, including cross rod 1, first cross beam 2 and second cross beam 3, first cross beam 2 is provided at the right side of the outer side of cross rod 1, second cross beam 3 is provided at the left side of the outer side of cross rod 1, fixed hole 4 is arranged at the bottom of first cross beam 2 and second cross beam 3, fixed bolt 5 is arranged in the inside of fixed hole 4;

[0025] Specifically, as shown in Figure 1 and Figure 3 , in use, after loosening the fixing bolts 5 at the bottom positions of the first cross beam 2 and the second cross beam 3, the first cross beam 2 and the second cross beam 3 can slide along the cross rod 1 to the two sides respectively, thereby adjusting the length of the needle body of the cross beam. After adjustment, the fixing bolts 5 are tightened to fix the positions of the first cross beam 2 and the second cross beam 3.

[0026] The bottom ends of the first cross beam 2 and the second cross beam 3 are provided with sliding rails 6, the outer sides of the sliding rails 6 are movably provided with sliding blocks 7, the bottom ends of the sliding blocks 7 are movably provided with telescopic rods 8, the outer side walls of the telescopic rods 8 are provided with air tanks 9, the top ends of the outer side walls of the air tanks 9 are provided with positioning holes 10, the inside of the positioning holes 10 is provided with positioning bolts 11, the bottom ends of the telescopic rods 8 are fixedly provided with sealing tables 12, the outer side walls of the sealing tables 12 are provided with mounting grooves 13, the inside of the mounting grooves 13 is mounted with rubber rings 14, the bottom ends of the air tanks 9 are provided with connecting seats 15, the bottom ends of the connecting seats 15 are provided with bases 16, the bottom ends of the outer side walls of the air tanks 9 are fixedly provided with gas filling pipes 17, the bottom ends inside the gas filling pipes 17 are provided with air grooves 18, the top ends of the gas filling pipes 17 are fixedly provided with gas filling openings 19, the top ends of the gas filling openings 19 are provided with sealing caps 20, the inside of the gas filling openings 19 is fixedly provided with partition plates 21, the bottom ends of the partition plates 21 are fixedly provided with partition tables 22, the inside of the partition tables 22 is provided with through grooves 23, the bottom ends of the through grooves 23 are provided with sealing covers 24, the outer sides of the partition tables 22 are mounted with springs 25, the bottom ends of the springs 25 are fixedly connected with the top ends of the sealing covers 24.

[0027] Specifically, as shown in Figure 1 , Figure 4 and Figure 5 , in use, the gas filling openings 19 can be used for inflation, after the gas pushes the sealing covers 24, the gas can enter the air tanks 9 along the air grooves 18, when the sealing tables 12 are pushed to move upward to assist the telescopic rods 8, the height of the upper cross rod 1, the first cross beam 2 and the second cross beam 3 can be adjusted, after adjustment, the positioning bolts 11 can be further tightened to fix the position of the telescopic rods 8.

[0028] The two ends of the first cross beam 2 and the second cross beam 3 are provided with protection assemblies, the protection assemblies include positioning tables 26, side rods 27 and side rods 27, the two ends of the first cross beam 2 and the second cross beam 3 are mounted with the positioning tables 26, the inner sides of the positioning tables 26 are movably provided with the side rods 27, the inner sides of the side rods 27 are mounted with protective nets 28.

[0029] Specifically, as shown in Figure 2 , in use, the side rods 27 can be pulled to expand the inner protective nets 28 to be laid on the support end for use, the friction between the side rods 27 and the positioning tables 26 and the friction with the top of the hole can be used for auxiliary positioning, the laying of the protective nets 28 can be used for shielding the possible falling of the debris.

[0030] Working principle: in use, the cross rod 1, the first cross beam 2, the second cross beam 3 are combined into a cross beam, before supporting, first adjust the cross beam, loosen the fixed bolt 5 at the bottom of the first cross beam 2 and the second cross beam 3, then slide the first cross beam 2 and the second cross beam 3 along the cross rod 1 to the two sides, thereby the length of the cross beam can be adjusted, after adjustment, tighten the fixed bolt 5 to fix the position of the first cross beam 2 and the second cross beam 3, the base 16 at the bottom is in contact with the ground of the pit and is fixed, the air inlet 19 can be used for inflation, the gas enters the gas tank 9 along the gas groove 18 after the sealing cover 24 is pushed open, the height of the cross rod 1, the first cross beam 2 and the second cross beam 3 can be adjusted when the sealing table 12 is pushed to move the telescopic rod 8 upward, after the cross rod 1, the first cross beam 2 and the second cross beam 3 are in contact with the top of the pit, the positioning bolt 11 can be tightened to fix the position of the telescopic rod 8, the needle body is in the pit and is supported, at this time, the side rod 27 at both ends of the first cross beam 2 and the second cross beam 3 can be pulled away, the protective net 28 can be unfolded under the assistance of the positioning table 26, the protective net 28 is unfolded at the supporting position and can shield the gravel to reduce the risk of gravel falling off.

[0031] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments but can be implemented in other embodiments without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No reference signs in the claims should be considered as limiting the scope of the claims.

Claims

1. A support device for lead and zinc mining, comprising a crossbar (1), a first crossbeam (2) and a second crossbeam (3), characterized in that: The right side of the outer side of the crossbar (1) is provided with a first cross beam (2), the left side of the outer side of the crossbar (1) is provided with a second cross beam (3), and the two ends of the first cross beam (2) and the second cross beam (3) are provided with protection assemblies; The protection assembly includes a positioning table (26), a side rod (27) and a side rod (27), the two ends of the first cross beam (2) and the second cross beam (3) are provided with a positioning table (26), the inner side of the positioning table (26) is movably installed with a side rod (27), and the inner side of the side rod (27) is installed with a protective net (28).

2. The supporting device for lead-zinc mining according to claim 1, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

3. The supporting device for lead-zinc mining according to claim 1, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

4. The supporting device for lead-zinc mining according to claim 3, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

5. The support device for lead-zinc mining according to claim 4, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

6. The supporting device for lead-zinc mining according to claim 4, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

7. The supporting device for lead-zinc mining according to claim 4, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

8. The supporting device for lead-zinc mining according to claim 4, characterized in that: The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5). The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5). The bottom end of the first cross beam (2) and the second cross beam (3) is provided with a fixing hole (4), and the inside of the fixing hole (4) is provided with a fixing bolt (5).

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