Mining hydraulic shield beam

Abstract

The utility model provides a mining hydraulic shield beam, which belongs to the technical field of hydraulic supports and comprises a hydraulic shield beam and protective side plates on two sides, a plurality of anti-collision plates are horizontally arranged on the upper surface of the hydraulic shield beam, lengthening blocks are arranged between the hydraulic shield beam and the protective side plates, and inserting hole grooves are arranged at the bottoms of the protective side plates. A reinforcing side protection plate is arranged on one side of the protection side plate, a connecting plate is arranged on the upper surface of the reinforcing side protection plate, one side of the connecting plate is connected with the upper surface of the hydraulic shield beam, and a cross-shaped connecting block is arranged between the protection side plate and the reinforcing side protection plate. The protection side plates and the hydraulic shield beam are subjected to double-layer protection through the reinforcing side protection plates, the reinforcing side protection plates are subjected to primary impact during collision, the impact force generated when foreign matter collides with the protection side plates is relieved through the cross-shaped connecting blocks and the buffer blocks, then the protection side plates are subjected to minimum impact, the hydraulic shield beam is protected, and the service life of the hydraulic shield beam is prolonged. The lengthening block can increase the shield area of the hydraulic shield beam.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic supports, in particular to a hydraulic shielding beam for mining. Background Art

[0002] In high-height coal mining operations, when there's a significant height difference between the working face and the roadway, large sidewall hydraulic supports can achieve a quick transition between the working face and the roadway. Most hydraulic supports typically consist of a top beam, shield beam, connecting rod structure, base, front and rear connecting rods, and telescopic columns.

[0003] The hydraulic shield beam in the existing technology usually includes a hydraulic beam body and side plates on both sides. The current hydraulic shield beam has a narrow shielding area, and the shield beam has only one layer of side plates for protection. When the shield beam is hit by a foreign object, the side plate is penetrated and the hydraulic shield beam will be directly damaged, which will cause harm to the equipment and reduce the safety performance of the equipment. In order to solve the above problems, a hydraulic shield beam for mining is proposed to solve the above problems. Utility Model Content

[0004] In view of this, the utility model provides a hydraulic shielding beam for mining. The utility model can reinforce and protect the top of the hydraulic shielding beam through an anti-collision plate, and provide double protection for the protective side plate and the hydraulic shielding beam through the reinforced side protection plate. When a collision occurs, the reinforced side protection plate is impacted once, and the impact force of foreign objects hitting the protective side plate is slowed down by the cross connecting block and the buffer block, thereby minimizing the impact on the protective side plate and protecting the hydraulic shielding beam. The extension block can increase the protection area of the hydraulic shielding beam.

[0005] In order to solve the above technical problems, the utility model provides a hydraulic shielding beam for mining, comprising a hydraulic shielding beam and protective side plates on both sides, a plurality of anti-collision plates are horizontally provided on the upper surface of the hydraulic shielding beam, an extension block is provided between the hydraulic shielding beam and the protective side plates, a socket groove is provided at the bottom of the protective side plates, a reinforced side protection plate is provided on one side of the protective side plate, a connecting plate is provided on the upper surface of the reinforced side protection plate, one side of the connecting plate is connected to the upper surface of the hydraulic shielding beam, and a cross connecting block is provided between the protective side plate and the reinforced side protection plate.

[0006] The surface of the protective side plate is provided with a plurality of first connection ports for connecting the hydraulic shielding beam and the protective side plate, and the first connection ports correspond to the hydraulic shielding beam.

[0007] A plurality of second connection ports for protecting the connection components between the first connection port and the hydraulic shielding beam are provided in the socket groove, and the diameter of the second connection port is larger than that of the first connection port.

[0008] The four corners of the cross connection block are penetrated by threaded holes for fixing with fixing bolts, and the middle part of the cross connection block is provided with a threaded hole for fixing with fixing bolts.

[0009] One side of the threaded hole passes through the reinforced side protection plate, and the other side of the threaded hole is embedded in the protection side plate.

[0010] A fixing bolt for connecting the reinforcing side guard plate and the protective side plate is arranged in the threaded hole, and the fixing bolt passes through the threaded hole and the cross connecting block and enters into the protective side plate.

[0011] Buffer blocks are provided between the cross connecting blocks for reinforcing the connection between the reinforced side guard plate and the protective side plate. The buffer blocks are arranged at an angle, with one side of the buffer block connected to the outer side of the protective side plate and the other upper side of the buffer block connected to the inner side of the reinforced side guard plate.

[0012] A slot for fixing the block is provided at the rear end of the extension block, a block for connecting the rear baffle and the extension block is provided behind the slot, and a rear baffle for protecting the gap position at the rear end of the hydraulic shield beam is provided at the bottom of the block.

[0013] In summary, compared with the prior art, this application has at least one of the following beneficial technical effects:

[0014] 1. The top of the hydraulic shield beam is reinforced and protected by the anti-collision plate, and the protective side plate and the hydraulic shield beam are double-protected by the strengthened side plate. When a collision occurs, the strengthened side plate is impacted once, and the impact force of foreign objects hitting the protective side plate is slowed down by the cross connection block and the buffer block, so that the protective side plate is subjected to the minimum impact to protect the hydraulic shield beam. The extension block can increase the protection area of the hydraulic shield beam, thereby expanding the protection area of the hydraulic shield beam and providing double-layer protection for the hydraulic shield beam, reducing the direct penetration of the protective side plate and damage to the hydraulic shield beam when the hydraulic shield beam is hit by foreign objects, thereby improving the safety performance of the equipment.

[0015] 2. A slot for fixing the card block is provided at the rear end of the extension block, and a card block for connecting the rear baffle and the extension block is provided behind the slot. A rear baffle is provided at the bottom of the block for protecting the gap position at the rear end of the hydraulic shield beam.

[0016] 3. Buffer blocks are provided between the cross connecting blocks to reinforce the connection between the side guard plates and the protective side plates. The buffer blocks are arranged at an angle, and one side of the buffer blocks is connected to the outside of the protective side plates to reduce the impact force of foreign objects hitting the protective side plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a bottom view structural diagram of a hydraulic shield beam for mining in the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model from above;

[0019] Figure 3 It is a side sectional view of the utility model;

[0020] Figure 4It is a rear cross-sectional view of the utility model;

[0021] Figure 5 It is a side sectional view of the utility model;

[0022] Figure 6 It is a side sectional view of the present invention.

[0023] Explanation of the reference numerals: 100, hydraulic shield beam; 101, protective side plate; 102, anti-collision plate; 103, extension block; 104, socket groove; 105, first connection port; 200, reinforced side protection plate; 201, connecting plate; 202, second connection port; 203, threaded hole; 204, fixing bolt; 205, buffer block; 206, cross connecting block; 300, clamping block; 301, clamping slot; 302, rear baffle. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solutions and advantages of the embodiment of the present invention clearer, the following will be combined with the appended drawings of the embodiment of the present invention. Figure 1-6 The technical solutions of the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field are within the scope of protection of the present invention.

[0025] like Figure 1-6 As shown: This embodiment provides a hydraulic shield beam for mining, including a hydraulic shield beam 100 and protective side plates 101 on both sides. The upper surface of the hydraulic shield beam 100 is provided with a plurality of anti-collision plates 102 for reinforcing the top of the shield beam to prevent collision. An extension block 103 for extending the shielding area of the shield beam is provided between the hydraulic shield beam 100 and the protective side plates 101. The bottom of the protective side plates 101 is provided with a socket groove 104 for connecting the connecting shaft through the protective side plates 101 and the hydraulic shield beam 100. The socket groove 104 is also used to protect the components passing through the second connection port 202. The socket groove 104 and the protective side plates 101 are connected. Welded and fixed, one side of the protective side plate 101 is provided with a reinforced side protection plate 200 for strengthening the protection of the hydraulic shielding beam 100, and the upper surface of the reinforced side protection plate 200 is provided with a connecting plate 201 for connecting the reinforced side protection plate 200 and the hydraulic shielding beam 100. One side of the connecting plate 201 is connected and fixed to the upper surface of the hydraulic shielding beam 100 with bolts, and the other side of the connecting plate 201 is welded and fixed to the upper surface of the reinforced side protection plate 200. A cross connecting block 206 for connecting and fixing the protective side plate 101 and the reinforced side protection plate 200 is provided between the protective side plate 101 and the reinforced side protection plate 200, and the cross connecting block 206 also plays a collision buffering role.

[0026] When in use, the top of the hydraulic shielding beam 100 is reinforced and protected by the anti-collision plate 102, and the protective side plate 101 and the hydraulic shielding beam 100 are double-protected by the reinforced side protection plate 200. When a collision occurs, the reinforced side protection plate 200 is impacted once, and the impact force of foreign objects hitting the protective side plate 101 is reduced by the cross connecting block 206 and the buffer block 205, thereby minimizing the impact on the protective side plate 101 and protecting the hydraulic shielding beam 100. The extension block 103 can increase the shielding area of the hydraulic shielding beam 100.

[0027] This embodiment provides a hydraulic shield beam for mining,

[0028] like Figure 1 、 2 As shown in Figure 3: The surface of the protective side plate 101 is provided with a plurality of first connection ports 105 for connecting the hydraulic shielding beam 100 and the protective side plate 101. The first connection ports 105 pass through both sides of the protective side plate 101. The first connection ports 105 correspond to the hydraulic shielding beam 100. The socket groove 104 is provided with a plurality of second connection ports 202 for protecting the connection components between the first connection ports 105 and the hydraulic shielding beam 100. The second connection ports 202 pass through both sides of the socket groove 104. The center positions of the first connection ports 105 and the second connection ports 202 correspond. The diameter of the second connection port 202 is larger than that of the first connection port 105.

[0029] like Figure 1 、 2 , 4, 5, 6: The four corners of the cross connection block 206 are penetrated with threaded holes 203 for fixing bolts 204, and the middle part of the cross connection block 206 is provided with a threaded hole 203 for fixing bolts 204. One side of the threaded hole 203 passes through the reinforcing side guard plate 200, and the other side of the threaded hole 203 is embedded in the protective side plate 101. The threaded hole 203 is threadedly matched with the fixing bolt 204. The threaded hole 203 is provided with a thread for connecting the reinforcing side guard plate 200 with the protective side plate 101. The fixing bolt 204 passes through the threaded hole 203 on the reinforced side protection plate 200 and enters the threaded hole 203 in the cross connecting block 206, and is finally connected and fixed with the threaded hole 203 embedded in the protective side plate 101, thereby achieving the effect of connecting the protective side plate 101 and the reinforced side protection plate 200. The strength of the steel used in the reinforced side protection plate 200 can be higher than the strength of the steel used in the protective side plate 101, and the surfaces of the reinforced side protection plate 200 and the protective side plate 101 are coated with anti-corrosion material.

[0030] like Figure 4 、 56: A buffer block 205 is provided between the cross connecting blocks 206 for reinforcing the connection between the reinforced side guard plate 200 and the protective side plate 101. The buffer block 205 is tilted. One side of the buffer block 205 is fixed to the outside of the protective side plate 101 with bolts, and the other upper side of the buffer block 205 is fixed to the inner side of the reinforced side guard plate 200 with bolts. The buffer block 205 has a buffering effect on the connection position between the protective side plate 101 and the reinforced side guard plate 200.

[0031] like Figure 2 、 3 As shown: a slot 301 for fixing the block 300 is provided at the rear end of the extension block 103, the extension block 103 and the slot 301 are embedded and fixed, a block 300 for connecting the rear baffle 302 and the extension block 103 is provided behind the slot 301, the slot 301 and the block 300 are snap-fitted together, a rear baffle 302 for protecting the gap position at the rear end of the hydraulic shield beam 100 is provided at the bottom of the block 300, the block 300 and the rear baffle 302 are fixed with bolts, and the rear baffle 302 is made of steel and coated with anti-corrosion material.

[0032] Furthermore, it should be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0033] The above is a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles described in the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A hydraulic shield beam for mining, characterized by: The invention comprises a hydraulic shielding beam (100) and protective side plates (101) on both sides. A plurality of anti-collision plates (102) are horizontally arranged on the upper surface of the hydraulic shielding beam (100). An extension block (103) is arranged between the hydraulic shielding beam (100) and the protective side plates (101). A socket groove (104) is arranged at the bottom of the protective side plates (101). A reinforced side protection plate (200) is arranged on one side of the protective side plates (101). A connecting plate (201) is arranged on the upper surface of the reinforced side protection plate (200). One side of the connecting plate (201) is connected to the upper surface of the hydraulic shielding beam (100). A cross connecting block (206) is arranged between the protective side plates (101) and the reinforced side protection plates (200).

2. A hydraulic shield beam for mining according to claim 1, characterized in that: A plurality of first connection ports (105) are provided on the surface of the protective side plate (101), and the first connection ports (105) correspond to the hydraulic shielding beam (100).

3. A hydraulic shield beam for mining according to claim 2, characterized in that: A plurality of second connection ports (202) are provided in the insertion groove (104), and the diameter of the second connection ports (202) is larger than the diameter of the first connection ports (105).

4. A hydraulic shield beam for mining as claimed in claim 3, characterized in that: Threaded holes (203) are provided at the four corners of the cross connection block (206), and the threaded hole (203) is provided in the middle of the cross connection block (206).

5. A hydraulic shield beam for mining as claimed in claim 4, characterized in that: One side of the threaded hole (203) passes through the reinforcing side protection plate (200), and the other side of the threaded hole (203) is embedded in the protection side plate (101).

6. A hydraulic shield beam for mining according to claim 5, characterized in that: A fixing bolt (204) is provided in the threaded hole (203), and the fixing bolt (204) passes through the threaded hole (203) and the cross connection block (206) and enters the protective side plate (101).

7. A hydraulic shield beam for mining according to claim 6, characterized in that: A buffer block (205) is provided between the cross connection blocks (206), and the buffer block (205) is arranged at an angle. One side of the buffer block (205) is connected to the outer side of the protective side plate (101), and the other upper side of the buffer block (205) is connected to the inner side of the reinforced side protection plate (200).

8. The hydraulic shield beam for mining according to claim 7, characterized in that: The rear end of the extension block (103) is provided with a card slot (301), the rear of the card slot (301) is provided with a card block (300), and the bottom of the card block (300) is provided with a rear baffle (302).

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