Anti-toppling stabilizing structure of coal mine fully-mechanized mining hydraulic support

Abstract

The utility model belongs to the field of coal mine mechanical equipment, and provides a coal mine fully-mechanized mining hydraulic support anti-toppling stabilizing structure which comprises a support body, a chassis is arranged at the bottom of the support body, a vertical first reinforcing plate is arranged in the center of the top of the chassis, and a second reinforcing plate extending out is arranged in the first reinforcing plate. Connecting plates are symmetrically arranged on the two sides of the top of the second reinforcing plate, supporting air cylinders are arranged on the back faces of the two connecting plates and incline downwards, the supporting device further comprises a supporting plate, the top of the supporting plate is rotationally connected with air cylinder rods of the supporting air cylinders, and the supporting plate is supported on the ground in a horizontal mode. The supporting plates are located on the two sides of the chassis. According to the protection device, the fully-mechanized mining hydraulic support can be protected, so that the situation that the fully-mechanized mining hydraulic support topples over is reduced, and safety accidents are avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of coal mine mechanical equipment, concretely speaking, it is a kind of coal mine fully mechanized hydraulic support anti-toppling stable structure. BACKGROUND

[0002] The fully mechanized hydraulic support is a kind of hydraulic power device that uses liquid pressure to generate support force and realizes automatic moving to support and manage roof.

[0003] In the fully mechanized coal mining face, the main function of the hydraulic support is to support the roof of the mining field, maintain the safe operation space and push the equipment of the working face, which can effectively control the mine pressure of the coal mining face and ensure the safety of mining operation.

[0004] However, during the working process of the fully mechanized hydraulic support, if the geological conditions of the working face are complex, such as fault, no carbon column, old goaf, air lane, roof broken section and end section, etc., these geological structures may cause the instability of the support and toppling, and the existing technology lacks a protection device for the fully mechanized hydraulic support, which leads to the occurrence of the accident of toppling. INVENTION CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a kind of coal mine fully mechanized hydraulic support anti-toppling stable structure to solve the problem of lacking protection equipment when the support is inclined in the working process of the fully mechanized hydraulic support in the prior art.

[0006] A kind of coal mine fully mechanized hydraulic support anti-toppling stable structure, including support body, the bottom of the support body is equipped with bottom disc, the top center of the bottom disc is equipped with vertical reinforcing plate one, reinforcing plate two is equipped in the reinforcing plate one and extends, the top two sides of the reinforcing plate two are symmetrically equipped with connecting plate, the back of two connecting plates is equipped with support cylinder, the support cylinder is inclined downward,

[0007] It further includes a support plate, the top of the support plate is rotatably connected with the cylinder rod of the support cylinder, the support plate is supported on the ground in a horizontal manner, and the support plate is located on the two sides of the bottom disc.

[0008] Preferably, the reinforcing plate one and the reinforcing plate two are components made of steel material.

[0009] Preferably, the bottom of the bottom disc is equipped with spacers, and the spacers are distributed at intervals, and the guide holes are arranged between two adjacent spacers, and the support plates are arranged in the guide holes, and the length of the support plates is greater than the length of the bottom plate.

[0010] Preferably, the top of the reinforcing plate one is provided with a bearing groove, the sidewall of the reinforcing plate is provided with horizontally spaced screw through holes, the screw through holes penetrate the reinforcing plate one, the outer part of the reinforcing plate one is provided with fastening screws, and the fastening screws are matched with the screw through holes.

[0011] Preferably, the reinforcing plate two is movably arranged in the bearing groove and matched with the bearing groove, the reinforcing plate two is also provided with a plurality of groups of vertically spaced screw through holes, and after the reinforcing plate two is moved to a proper height, the fastening screws are locked in the screw through holes in the reinforcing plate one and the reinforcing plate two.

[0012] Preferably, the top of the supporting plate is symmetrically provided with vertical plates, the vertical plates are fixedly connected with positioning shafts, the cylinder rod end of the supporting cylinder is provided with a linkage block, and the positioning shafts penetrate the linkage block and are rotationally matched with the linkage block.

[0013] Preferably, the bottom of the supporting plate is provided with spaced anti-skid strips, the anti-skid strips are fixedly connected with the supporting plate, the supporting plate is provided with ground nails near four corners, and after the supporting plate is attached to the ground, the ground nails penetrate the supporting plate and enter the ground.

[0014] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0015] 1、 the utility model discloses a reinforcing plate one is established at the top of the bottom disc, the inside of reinforcing plate one is equipped with reinforcing plate two, and the both sides of reinforcing plate two are equipped with supporting cylinders, and the supporting cylinders are in the form of being inclined downward, the cylinder rod end of the supporting cylinder is connected with the supporting plate, when the support body is in the supporting process, the position of the supporting plate is controlled by the supporting cylinder, and the supporting plate is tightly attached to the ground, so that when the support plate body is in the case of toppling, the supporting plate can effectively support the support body, and effectively reduce the case that the support body is caused to fall down due to instability. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole coal mine fully mechanized hydraulic support anti -toppling component structure schematic view of the utility model;

[0017] Figure 2 It is the bottom plate and reinforcing plate one etc. component structure schematic view of the utility model;

[0018] Figure 3 It is the reinforcing plate one and reinforcing plate two etc. component structure schematic view of the utility model;

[0019] Figure 4 It is the supporting plate and supporting cylinder etc. component structure schematic view of the utility model.

[0020] In the drawing:

[0021] 1, support body; 2, chassis; 3, reinforcing plate one; 4, reinforcing plate two; 5, connecting plate; 6, support cylinder; 7, support plate; 8, clamping plate; 9, guide hole; 10, support plate; 11, bearing groove; 12, threaded through hole; 13, fastening screw; 14, vertical plate; 15, positioning shaft; 16, linkage block; 17, anti-skid strip; 18, ground nail. DETAILED DESCRIPTION

[0022] The embodiments of the present application will be further described in detail below with reference to the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0023] As shown in the accompanying Figure 1 to the accompanying Figure 4 As shown:

[0024] Example one: the utility model provides a kind of coal mine fully mechanized hydraulic support anti-toppling stable structure, including support body 1, the bottom of support body 1 is equipped with chassis 2, the top center of chassis 2 is equipped with vertical reinforcing plate one 3, reinforcing plate one 3 is equipped with extending reinforcing plate two 4, the top two sides of reinforcing plate two 4 are symmetrically equipped with connecting plate 5, the back of two connecting plates 5 is equipped with support cylinder 6, support cylinder 6 is inclined downward,

[0025] It further includes support plate 7, the top of support plate 7 is rotatably connected with the cylinder rod of support cylinder 6, support plate 7 is supported on the ground in horizontal mode, and support plate 7 is located on the two sides of chassis 2.

[0026] It should be noted that, by being equipped with reinforcing plate one 3 on the top of chassis 2, reinforcing plate one 3 is equipped with reinforcing plate two 4 inside, the two sides of reinforcing plate two 4 are equipped with support cylinder 6, support cylinder 6 is in inclined downward mode, the end of the cylinder rod of support cylinder 6 is connected with support plate 7, when support body 1 is in supporting process, support cylinder 6 controls the position of support plate 7, so that it is tightly attached to the ground, so that support plate 7 can effectively support support body 1 in the case of toppling, effectively reducing the case of frame collapse caused by instability of support body 1.

[0027] In the embodiment, reinforcing plate one 3 and reinforcing plate two 4 are components made of steel material.

[0028] It should be noted that, reinforcing plate one 3 and reinforcing plate two 4 are designed in steel material mode, which ensures the strength of support, so that the strength of reinforcing plate one 3 and reinforcing plate two 4 can be ensured after support plate 7 is subjected to pressure, and reinforcing plate one 3 can be fixedly connected on the top of chassis 2 by welding mode.

[0029] In this embodiment, the bottom of the chassis 2 is provided with a spacing distribution of the card plate 8, and the guide hole 9 is arranged between two adjacent card plates 8. The support plate 10 is arranged in the guide hole 9, and the length of the support plate 10 is greater than the length of the bottom plate.

[0030] It should be noted that the card plate 8 is fixedly connected to the bottom of the chassis 2, the number of guide holes 9 is not less than two, the support plate 10 is movably inserted into the guide hole 9, the bottom of the support plate 10 is attached to the bottom surface, and the length of the support plate 10 is designed to be greater than the length of the chassis 2, thereby improving the contact area of the overall chassis 2 with the ground, thereby improving the stability of the overall support body 1.

[0031] In this embodiment, the top of the reinforcing plate one 3 is provided with a bearing groove 11, the side wall of the reinforcing plate is provided with a horizontally spaced screw through hole 12, the screw through hole 12 penetrates the reinforcing plate one 3, and the outside of the reinforcing plate one 3 is provided with a fastening screw 13. The fastening screw 13 and the screw through hole 12 are matched with each other.

[0032] It should be noted that by arranging the bearing groove 11 on the top of the reinforcing plate one 3, the reinforcing plate two 4 is movably arranged in the bearing groove 11, so that the reinforcing plate two 4 can be taken out from the bearing groove 11 of the reinforcing plate one 3, thereby separating the support plate 7, the support cylinder 6 and other components from the reinforcing plate one 3 when disassembling the support body 1, thereby reducing the volume of the device.

[0033] In this embodiment, the reinforcing plate two 4 is movably arranged in the bearing groove 11 and cooperates with the bearing groove 11. The reinforcing plate two 4 also has a plurality of vertically spaced screw through holes 12. After the reinforcing plate two 4 is moved to the appropriate height, the fastening screw 13 is locked in the screw through hole 12 in the reinforcing plate one 3 and the reinforcing plate two 4.

[0034] It should be noted that the reinforcing plate two 4 is provided with multiple layers of height screw through holes 12, so that when the reinforcing plate two 4 is adjusted to the appropriate height, the reinforcing plate one 3 and the reinforcing plate two 4 can be locked together by the fastening screw 13, which not only ensures the firmness of the connection between the two, but also adjusts the height of the reinforcing plate two 4 according to the situation, thereby adjusting the position of the support plate 7.

[0035] In this embodiment, the top of the support plate 7 is symmetrically provided with a vertical plate 14, and the two vertical plates 14 are provided with a fixedly connected positioning shaft 15. The cylinder rod end of the support cylinder 6 is provided with a linkage block 16, and the positioning shaft 15 penetrates the linkage block 16 and rotates with it.

[0036] It should be noted that the positioning shaft 15 is arranged, so that the cylinder rod of the support cylinder 6 and the support plate 7 are designed in a rotating connection manner, so that the support plate 7 can always be kept on the ground, thereby supporting the support body 1 and ensuring stable support force.

[0037] In the embodiment, the bottom of the support plate 7 is provided with anti-skid strips 17 distributed at intervals, the anti-skid strips 17 are fixedly connected with the support plate 7, the support plate 7 is provided with ground nails 18 near the four corners, and the ground nails 18 penetrate through the support plate 7 to enter the ground after the support plate 7 is attached to the ground.

[0038] It should be noted that the anti-skid strips 17 are arranged on the bottom of the support plate 7 in a fixed manner, so that the anti-skid strips 17 are attached to the ground when the support plate 7 is used to support, thereby improving the friction coefficient between the support plate 7 and the ground and reducing the sliding of the support plate 7, and the ground nails 18 are arranged, so that the ground nails 18 are driven into the ground after the support plate 7 is fixed, thereby further improving the stability of the support plate 7.

[0039] The use method of the above embodiment is that when the support body 1 is used to support the inside of a mine after installation is completed, the support body 1 needs to be supported, the second reinforcing plate 4 is placed in the bearing groove 11 in the first reinforcing plate 3, the first reinforcing plate 3 and the second reinforcing plate 4 are locked by using locking screws to pass through the threaded penetration holes 12 on the first reinforcing plate 3 and the second reinforcing plate 4 when the second reinforcing plate 4 is adjusted to a suitable height;

[0040] The two sides of the second reinforcing plate 4 are connected with support cylinders 6 through the connecting plates 5, the support cylinders 6 are fixedly connected with the connecting plates 5, the direction of the cylinder rods is inclined downward, the end portions of the support cylinders 6 are connected with linkage blocks 16, the linkage blocks 16 are rotationally connected with the support plate 7 through the positioning shafts 15, the anti-skid strips 17 at the bottom of the support plate 7 are tightly attached to the ground after the support plate 7 is adjusted to be parallel to the ground, the cylinder rods are elongated, the ground nails 18 are driven into the ground through the support plate 7 after the support plate 7 is fixed, thereby realizing the fixation of the support plate 7, ensuring the stability of the support body 1, and reducing the situation that the support body 1 is tilted.

[0041] The embodiments of the utility model are given for the purpose of example and description, although the embodiments of the utility model have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as the limitation of the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above embodiments within the scope of the utility model.

Claims

1. A hydraulic support anti-toppling stability structure for fully mechanized coal mining, characterized in that, Include: Support body (1), the bottom of support body (1) is provided with bottom disc (2), the top center of bottom disc (2) is provided with vertical reinforcing plate one (3), reinforcing plate one (3) is provided with extending reinforcing plate two (4), the top of reinforcing plate two (4) is provided with connecting plate (5) on both sides, the back of two connecting plate (5) is provided with support cylinder (6), support cylinder (6) is inclined downward, Also include support plate (7), the top of support plate (7) is rotatably connected with the cylinder rod of support cylinder (6), support plate (7) is supported on the ground in horizontal mode, and support plate (7) is located on both sides of bottom disc (2).

2. The anti-toppling stable structure of the coal mine fully mechanized hydraulic support according to claim 1, characterized in that: The reinforcing plate one (3) and the reinforcing plate two (4) are made of steel material.

3. The hydraulic support anti-toppling stability structure for fully mechanized coal mining as claimed in claim 1, characterized in that: The bottom of the bottom disc (2) is provided with spaced distribution card plate (8), two adjacent card plate (8) are provided with guide hole (9), support plate (10) is arranged in the guide hole (9), the length of support plate (10) is greater than the length of the bottom plate.

4. The hydraulic support anti-toppling stability structure for fully mechanized coal mining as claimed in claim 1, characterized in that: The top of the reinforcing plate one (3) is provided with bearing groove (11), the side wall of the reinforcing plate is provided with horizontally spaced distribution screw through hole (12), the screw through hole (12) penetrates the reinforcing plate one (3), the outside of the reinforcing plate one (3) is provided with fastening screw (13), the fastening screw (13) is matched with the screw through hole (12).

5. The hydraulic support anti-toppling stability structure for fully mechanized coal mining as claimed in claim 4, characterized in that: The reinforcing plate two (4) is movably arranged in the bearing groove (11) and matched with each other, the reinforcing plate two (4) also has a plurality of vertical spaced distribution screw through holes (12), after the reinforcing plate two (4) moves to the appropriate height, the fastening screw (13) is locked in the screw through hole (12) in the reinforcing plate one (3) and the reinforcing plate two (4).

6. The hydraulic support anti-toppling stability structure for fully mechanized coal mining as claimed in claim 1, characterized in that: The top of the support plate (7) is provided with vertical plate (14) symmetrically, the positioning shaft (15) is fixedly connected between two vertical plates (14), the cylinder rod end of the support cylinder (6) is provided with linkage block (16), the positioning shaft (15) passes through the linkage block (16) and is rotatably matched with the linkage block (16).

7. The hydraulic support anti-toppling stability structure for fully mechanized coal mining as claimed in claim 1, characterized in that: The bottom of the support plate (7) is provided with spaced distribution antiskid strip (17), the antiskid strip (17) is fixedly connected with the support plate (7), the support plate (7) is provided with ground nail (18) near the four corners, after the support plate (7) is attached to the ground, the ground nail (18) penetrates the support plate (7) and enters the underground.

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