Mining hydraulic support plate

Abstract

The utility model relates to the technical field of mining hydraulic support plates, and discloses a mining hydraulic support plate which comprises a top beam, the top beam is composed of a covering panel, a bottom panel and a plurality of reinforcing ribs, a galvanized coating is arranged on the surface of the covering panel, a buffer layer is arranged on one side of each reinforcing rib, and the bottom panel is arranged on the bottom panel. The other side of the buffer layer is fixedly connected with the bottom panel, the other side of the reinforcing rib is provided with a compression-resistant layer, and the other side of the compression-resistant layer is fixedly connected with the covering panel. According to the plate, the covering panel, the buffer layer, the reinforcing ribs, the compression-resistant layer and the bottom panel are sequentially formed, the reinforcing ribs provide strength and stability through structural support of the reinforcing ribs, the compression-resistant layer is made of carbon fiber composite materials, the compression-resistant capacity of the plate can be remarkably improved, and the service life of the plate is prolonged. And the buffer layer is made of polymer materials such as polyimide, polyamide or polyamic acid ester, so that the elasticity and the wear resistance of the plate are enhanced, and the impact of external pressure on the plate is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of mining hydraulic support plates, in particular to a mining hydraulic support plate. Background Art

[0002] Hydraulic support is a support structure that uses a hydraulic system as support and control. It usually consists of a support structure, a hydraulic system, a control system and a safety device. Hydraulic supports are mainly used in engineering fields such as mines, tunnels, bridges, etc. They can provide stable and reliable support and control to ensure the safety and smooth progress of the project. Hydraulic supports have the advantages of compact structure, easy operation, large support force and good adjustability, and are widely used in the engineering field.

[0003] Mine hydraulic support panels are equipment used to support the roof of coal mine tunnels in mines. It is mainly composed of hydraulic cylinders, hydraulic systems, panels and other accessories. The panels are usually made of metal materials, usually steel plates or cast iron plates. These panels are controlled by hydraulic cylinders to support the roof and prevent tunnel collapse. Mine hydraulic support panels have the characteristics of simple structure, stable and reliable, easy operation, strong bearing capacity, etc., and are widely used in coal mines and other mining industries.

[0004] The hydraulic support panels used in mines are located in underground mines and have a huge structure. During mining and coal excavation, the upper end of the support is in direct contact with the coal mine, and requires structural panels that can withstand high pressure, have high strength, and are not easily damaged or deformed. Utility Model Content

[0005] The utility model aims to provide a mining hydraulic support plate to solve the problems of strong pressure resistance and non-deformation of the plate proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mining hydraulic support plate, including a top beam, the top beam is composed of a covering panel, a bottom panel and a plurality of reinforcing ribs, the surface of the covering panel is provided with a galvanized coating, a buffer layer is provided on one side of the reinforcing rib, and the other side of the buffer layer is fixedly connected to the bottom panel, and the other side of the reinforcing rib is provided with a pressure-resistant layer, and the other side of the pressure-resistant layer is fixedly connected to the covering panel.

[0007] Furthermore, the buffer layer is made of polymer material, the reinforcing ribs are an integrated cross-staggered distribution structure, the reinforcing ribs are fixedly connected to the buffer layer, and the reinforcing ribs are fixedly connected to the pressure-resistant layer.

[0008] Furthermore, two side walls of the top beam are provided with notches, wing beams are provided inside the notches, and side wings are provided on one side of the wing beams.

[0009] Furthermore, a cylinder is provided on the inner wall of the slot, and one end of the cylinder is fixedly connected to the wing beam.

[0010] Furthermore, a shielding beam is provided at one end of the top beam, a tail beam is provided at the other end of the shielding beam, and a guard plate is provided at the other end of the top beam.

[0011] Furthermore, a lifting cylinder is provided on the bottom surface of the middle section of the top beam, a base is provided at the lower end of the lifting cylinder, a connecting rod is provided at one end of the base close to the shielding beam, a telescopic cylinder is provided on the shielding beam, and the other end of the telescopic cylinder is fixedly connected to the tail beam.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model has a stable pressure resistance through the overall structure of the mining hydraulic support panel device, and the panel is not easy to deform. The utility model hydraulic support panel is composed of a cover panel, a buffer layer, a reinforcing rib, a pressure-resistant layer and a bottom panel in the above order. The reinforcing rib provides strength and stability through its own structural support. The pressure-resistant layer is a carbon fiber composite material, which can significantly improve the pressure resistance of the plate. The buffer layer is a polymer material such as polyimide, polyamide or polyamic acid ester, which enhances the elasticity and wear resistance of the plate and reduces the impact of external pressure on the plate. The galvanized coating mainly prevents the plate from rusting. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of a mining hydraulic support plate of the utility model;

[0015] Figure 2 This is a cross-sectional view of a mining hydraulic support plate of the utility model;

[0016] Figure 3 This is a structural diagram of a mining hydraulic support plate of the utility model;

[0017] Figure 4 It is a three-dimensional diagram of a mining hydraulic support plate of the utility model.

[0018] In the figure: 1-top beam; 2-fixing bolt; 3-slot; 4-wing beam; 5-side wing; 6-galvanized coating; 7-covering panel; 8-bottom panel; 9-buffer layer; 10-pressure-resistant layer; 11-reinforcement rib; 12-cylinder; 13-shielding beam; 14-tail beam; 15-base; 16-lifting cylinder; 17-connecting rod; 18-guard plate; 19-telescopic cylinder. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figure 1-Figure 4 The utility model provides a technical solution: a mining hydraulic support plate, including a top beam 1, the top beam 1 is composed of a covering panel 7, a bottom panel 9 and a plurality of reinforcing ribs 11, a galvanized coating 6 is provided on the surface of the covering panel 7, a buffer layer 9 is provided on one side of the reinforcing rib 11, and the other side of the buffer layer 9 is fixedly connected to the bottom panel 9, a pressure-resistant layer 10 is provided on the other side of the reinforcing rib 11, and the other side of the pressure-resistant layer 10 is fixedly connected to the covering panel 7, and the surfaces of the covering panel 7 and the bottom panel 9 are coated with a galvanized coating 6, and the galvanized layer mainly plays the role of beauty and rust prevention, has a good protective effect on materials often exposed to the outdoors, and improves the service life and durability of the materials.

[0021] The buffer layer 9 is a polymer material. The polymer material of the buffer layer 9 can be polyimide, polyamide and polyamic acid ester, etc., which can be used as a buffer layer material for steel. They have good elasticity and wear resistance, can absorb energy when impacted or vibrated, and reduce the impact or pressure on the steel. The compression layer 10 is made of carbon fiber composite material, which is a composite material composed of carbon fiber and resin matrix. It has light weight, high strength and excellent compression resistance, and can significantly improve the compression resistance of steel. The reinforcement ribs 11 are an integrated cross-staggered distribution structure, and the reinforcement ribs 11 increase the rigidity and strength of the plate. The grid-like staggered structure can evenly distribute the external pressure and reduce local stress concentration. The reinforcement ribs 11 are fixedly connected to the buffer layer 9, and the reinforcement ribs 11 are fixedly connected to the compression layer 10.

[0022] Notches 3 are provided on both side walls of the top beam 1 , a wing beam 4 is provided inside the notch 3 , and a side wing 5 is provided on one side of the wing beam 4 . The side wing 5 is mainly used to facilitate the extension of the plane of the top beam 1 .

[0023] A cylinder 12 is provided on the inner wall of the slot 3 , one end of the cylinder 12 is fixedly connected to the wing beam 4 , and the cylinder 12 is mainly used to facilitate the structural contraction of the side wing 5 .

[0024] A shielding beam 13 is provided at one end of the top beam 1, a tail beam 14 is provided at the other end of the shielding beam 13, and a guard plate 18 is provided at the other end of the top beam 1. The shielding beam 13, the tail beam 14 and the guard plate 18 are all made of the same structural material as the top beam 1, which enhances the plate strength of the hydraulic support and is not easily deformed, thereby increasing the service life of the structure. Wing beams 4 and side wings 5 ​​structures with the same structure as the top beam 1 are also provided on both sides of the shielding beam 13, which can increase the force-bearing area at any time.

[0025] A lifting cylinder 16 is provided on the bottom surface of the middle section of the top beam 1. The lifting cylinder 16 is mainly used to facilitate the adjustment of the height of the top beam 1. A base 15 is provided at the lower end of the lifting cylinder 16. A connecting rod 17 is provided at one end of the base 15 close to the shielding beam 13. The connecting rod 17 is movably connected to the shielding beam 13. A telescopic cylinder 19 is provided on the shielding beam 13. The other end of the telescopic cylinder 19 is fixedly connected to the tail beam 14. A plurality of telescopic cylinders 19 are provided at one end of the top beam 1 away from the shielding beam 13. The other end of the telescopic cylinder 19 is movably connected to the guard plate 18. The guard plate 18 can also adjust its direction under the adjustment of the telescopic cylinder 19. The cylinder structure on the top beam 1 and the shielding beam 13 and the connection of its own structure are connected by fixing bolts 2.

[0026] Working principle: When in use, the hydraulic support plate of the utility model is composed of the covering panel 7, the buffer layer 9, the reinforcing ribs 11, the pressure-resistant layer 10 and the bottom panel 8 in the above order. The reinforcing ribs 11 provide strength and stability through their own structural support. The pressure-resistant layer 10 is a carbon fiber composite material, which can significantly improve the compression resistance of the plate. The buffer layer 9 is a polymer material such as polyimide, polyamide or polyamic acid ester, which enhances the elasticity and wear resistance of the plate and reduces the impact of external pressure on the plate. The galvanized coating 6 mainly prevents the plate from rusting. The utility model has a stable pressure resistance through the overall structure of the mining hydraulic support plate device, and the plate is not easy to deform.

[0027] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

Claims

1. A mining hydraulic support plate, comprising a top beam (1), characterized in that: The top beam (1) is composed of a covering panel (7), a bottom panel (8) and a plurality of reinforcing ribs (11); a galvanized coating (6) is provided on the surface of the covering panel (7); a buffer layer (9) is provided on one side of the reinforcing rib (11); the other side of the buffer layer (9) is fixedly connected to the bottom panel (8); the other side of the reinforcing rib (11) is provided with a pressure-resistant layer (10); the other side of the pressure-resistant layer (10) is fixedly connected to the covering panel (7).

2. A mining hydraulic support plate according to claim 1, characterized in that: The buffer layer (9) is made of polymer material, the reinforcing ribs (11) are an integrated cross-staggered distribution structure, the reinforcing ribs (11) are fixedly connected to the buffer layer (9), and the reinforcing ribs (11) are fixedly connected to the pressure-resistant layer (10).

3. The mining hydraulic support plate according to claim 1, characterized in that: The two side walls of the top beam (1) are provided with slots (3), a wing beam (4) is provided inside the slot (3), and a side wing (5) is provided on one side of the wing beam (4).

4. A mining hydraulic support plate according to claim 3, characterized in that: A cylinder (12) is provided on the inner wall of the notch (3), and one end of the cylinder (12) is fixedly connected to the wing beam (4).

5. The mining hydraulic support plate according to claim 1, characterized in that: A shielding beam (13) is provided at one end of the top beam (1), a tail beam (14) is provided at the other end of the shielding beam (13), and a guard plate (18) is provided at the other end of the top beam (1).

6. A mining hydraulic support plate according to claim 5, characterized in that: A lifting cylinder (16) is provided on the bottom surface of the middle section of the top beam (1), a base (15) is provided at the lower end of the lifting cylinder (16), a connecting rod (17) is provided at one end of the base (15) close to the shielding beam (13), a telescopic cylinder (19) is provided on the shielding beam (13), the other end of the telescopic cylinder (19) is fixedly connected to the tail beam (14), and a fixing bolt (2) is provided on the top beam (1).

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