Buffered lead-zinc mine support device and support method

Abstract

The application discloses a buffering type lead-zinc mine supporting equipment and a supporting method, and relates to the technical field of supporting equipment, which comprises a supporting rod, the end of the supporting rod is provided with a supporting plate, the middle position of the upper end of the supporting plate is provided with an adjusting column, the upper end of the adjusting column is provided with a positioning plate, and the inner wall of a mine cave is positioned and supported through the positioning plate; the buffering type lead-zinc mine supporting equipment and the supporting method limit the movable block through the limiting block, so that the movable block will not fall off when moving, the end of the movable block is provided with a guide groove, the inner wall of the guide groove is in sliding connection with the outer surface of the end of the push rod, and then the movable block is driven to move when the push rod moves; since the end of the movable block is provided with an extrusion plate, the inner wall of the mine cave is supported through the extrusion plate, the position and angle of the extrusion plate are adjusted according to the actual state, and the extrusion plate is suitable for different scenes.

Description

TECHNICAL FIELD

[0001] The present application relates to supporting equipment technology, in particular to a buffer type lead-zinc mine supporting equipment and supporting method. BACKGROUND

[0002] Tunnel support refers to the technical measures for supporting and reinforcing the surrounding of the tunnel during tunnel engineering construction to ensure construction safety, stability and convenience, which can effectively prevent tunnel deformation and collapse, improve construction safety, and ensure tunnel structure stability.

[0003] Chinese patent application CN117868927B discloses a tunnel support device, which does not need welding during use and can be quickly and conveniently assembled through fasteners. The height of the first movable plate and the second movable plate can be quickly and flexibly adjusted through the first lifting assembly and the second lifting assembly, thereby adjusting the height of the top plate. The tunnel support device can be conveniently adjusted according to the height change of the tunnel, and the top plate forms close contact with the top of the tunnel, thereby achieving good protection. The use limitation of the tunnel support device is greatly improved, the construction efficiency of the tunnel engineering is improved, the workload of the workers is reduced, and the device has the advantages of simple operation, high efficiency and good applicability. The stability of the device can be effectively improved by fixing the bottom of the first limiting plate and the second limiting plate through extrusion, and the device and the surrounding stratum can be closely connected together to form a whole, thereby enhancing the resistance of the device to external load and avoiding displacement and deformation of the device.

[0004] The existing device has narrow internal space and harsh environment in the mine, especially in deep mines or complex geological conditions. The installation space and operable space of the support device are limited, and the operator may face insufficient space when installing the device under these conditions, making the installation more tedious. In some mines, the inclination angle of the ore bed is large, and the traditional fixed support device may not be able to adapt to these changes, resulting in that the support device cannot effectively support the ore body, and even may cause the support device to fail or the mine to collapse. Therefore, it is necessary to develop a buffer type lead-zinc mine supporting equipment and supporting method. SUMMARY

[0005] The purpose of the present application is to provide a buffer type lead-zinc mine supporting equipment and supporting method to solve the above-mentioned deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, the present application provides the following technical scheme: a buffer type lead-zinc mine supporting equipment, comprising a supporting rod, the end of the supporting rod is provided with a supporting plate, the middle position of the upper end of the supporting plate is provided with an adjusting column, and the upper end of the adjusting column is provided with a positioning plate for positioning and supporting the inner wall of the mine.

[0007] Adjusting assembly is equipped on both sides of the upper end of the supporting plate, and the end of the adjusting assembly is provided with a supporting assembly, the supporting assembly is adjusted by the adjusting assembly, and the inner wall of the mine is supported by the supporting assembly;

[0008] The protection assembly is equipped on both sides of the upper end of the supporting plate, and the upper end of the protection assembly is clamped with the outer surface of the supporting assembly, and the supporting assembly is limited and buffered by the protection assembly;

[0009] The adjusting assembly comprises a fixed plate connected with the supporting plate, the end of the fixed plate is provided with a driving piece, the output end of the driving piece penetrates and extends to the inner cavity of the fixed plate, and the output end of the driving piece is provided with a rotating drum, and the outer surface of the rotating drum is provided with an arc-shaped groove.

[0010] As a further optimization scheme of the application, the end of the fixed plate and on one side of the rotating drum is provided with a fixed block, the end of the fixed block is rotatably installed with a butt joint block, the outer surface of the butt joint block is provided with a swing rod, and the outer surface of the end of the swing rod away from the butt joint block is slidably connected with the inner wall of the arc-shaped groove.

[0011] As a further optimization scheme of the application, the supporting assembly comprises a bottom plate connected with the butt joint block, the side of the bottom plate is provided with a supporting block, the end of the bottom plate is provided with a power piece, the output end of the power piece penetrates and extends to the other end of the bottom plate, the output end of the power piece is provided with a first rotating disc and a second rotating disc, and the end of the second rotating disc is provided with a second annular groove;

[0012] The end of the bottom plate is rotatably installed with a driving rod, the cross section of the driving rod is Y-shaped, the outer surface of the end of the driving rod is slidably connected with the inner wall of the second annular groove, and the other end of the driving rod is provided with a push rod;

[0013] The end of the bottom plate is provided with a limiting block, the end of the limiting block is slidably installed with a movable block, the inner wall of the movable block is slidably connected with the outer surface of the end of the push rod, and the end of the movable block is provided with a pressing plate;

[0014] The end of the first rotating disc is provided with a first annular groove, the end of the bottom plate is rotatably installed with a rotating block, the outer surface of the end of the rotating block is slidably connected with the inner wall of the first annular groove, the end of the bottom plate is slidably installed with a movable rod, the end of the movable rod is provided with a through hole, the inner wall of the through hole is slidably connected with the outer surface of the end of the rotating block away from the first rotating disc, and the end of the movable rod is provided with a pressing plate.

[0015] As a further optimization scheme of the present application, the protection assembly comprises a moving block connected with the supporting plate, and the end of the moving block is provided with a protection plate, and the cross section of the protection plate is U-shaped.

[0016] As a further optimization scheme of the present application, the end of the protection plate is provided with a buffer, and the end of the buffer is provided with a transmission block.

[0017] As a further optimization scheme of the present application, the inner wall of the protection plate is provided with a positioning shaft, and the outer surface of the positioning shaft is rotatably installed with an adjusting block.

[0018] As a further optimization scheme of the present application, the end of the first positioning rod away from the adjusting block is rotatably installed with a clamping block, and the end of the clamping block is provided with a connecting block.

[0019] As a further optimization scheme of the present application, the two ends of the adjusting block are rotatably installed with a first positioning rod and a second positioning rod respectively, and the end of the second positioning rod is rotatably connected with the outer surface of the transmission block.

[0020] As a further optimization scheme of the present application, the end of the first positioning rod away from the adjusting block is rotatably installed with a clamping block, and the end of the clamping block is provided with a connecting block.

[0021] The outer surface of the end of the connecting block is slidably connected with the inner wall of the supporting block.

[0022] As a further optimization scheme of the present application, the end of the protection plate is symmetrically provided with a sliding rod, and the outer surface of the sliding rod is slidably connected with the inner wall of the two ends of the clamping block.

[0023] A supporting method for lead-zinc mine with buffer, adopts the supporting equipment as described above, and the supporting method comprises the following steps:

[0024] S1, the whole device is transferred to the use position, and the required parts are assembled on the supporting plate in sequence, and the whole equipment is preliminarily positioned by cooperating with the adjusting column and the positioning plate;

[0025] S2, the supporting assembly is driven to adjust the angle by the adjusting assembly, so that when the inclination angle of the ore bed is large, it can be attached to the inner wall of the mine and support the mine;

[0026] S3, after the adjustment of the supporting assembly is completed, the supporting assembly is supported and buffered by the protection assembly, so that the change of the inner wall pressure of the mine remains stable.

[0027] Compared with the prior art, the supporting equipment and the supporting method for lead-zinc mine with buffer provided by the present application have the following beneficial effects:

[0028] When the swing rod moves along the arc-shaped groove, the synchronous belt drives the abutting block arranged on the swing rod to rotate, so that the support assembly arranged on the abutting block is adjusted in angle, thereby meeting most scenes.

[0029] The movable block is limited by the limiting block, so that the movable block will not fall off when moving, and the end of the movable block is provided with a guide groove, the inner wall of the guide groove is in sliding connection with the outer surface of the end of the push rod, so that the movable block is driven to move when the push rod moves, and the end of the movable block is provided with a pressing plate, which supports the inner wall of the mine, and the position and angle of the pressing plate are adjusted according to the actual state, so that it is suitable for different scenes.

[0030] When the first positioning rod moves under force, the adjusting block is driven to rotate around the positioning shaft, thereby synchronously driving the second positioning rod rotatably arranged on the other end of the adjusting block to move, and the end of the second positioning rod is rotatably connected with the transmission block, thereby buffering the extrusion force received by the transmission block and the buffer, so that the change of the pressure of the inner wall of the mine remains stable. BRIEF DESCRIPTION OF DRAWINGS

[0031] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings described in the following only constitute some embodiments of the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0032] Figure 1 The overall structure schematic diagram provided by the embodiment of the present application is provided.

[0033] Figure 2 The adjusting assembly structure schematic diagram provided by the embodiment of the present application is provided.

[0034] Figure 3 The first schematic diagram of the support assembly structure provided by the embodiment of the present application is provided.

[0035] Figure 4 The second schematic diagram of the support assembly structure provided by the embodiment of the present application is provided.

[0036] Figure 5 The first sectional view of the internal structure of the support assembly provided by the embodiment of the present application is provided.

[0037] Figure 6 The second sectional view of the internal structure of the support assembly provided by the embodiment of the present application is provided.

[0038] Figure 7 The protective assembly structure schematic diagram provided by the embodiment of the present application is provided.

[0039] Figure 8The internal structure sectional view of the protection assembly provided by the embodiment of the present application.

[0040] Mark explanation:

[0041] 1, support rod; 2, adjusting assembly; 3, support assembly; 4, protection assembly; 11, supporting plate; 12, adjusting column; 13, positioning plate; 21, fixed plate; 22, driving piece; 23, rotating drum; 24, arc-shaped groove; 25, fixed block; 26, butt joint block; 27, swing rod; 31, bottom plate; 311, supporting block; 32, power piece; 33, first rotating disc; 331, first annular groove; 34, second rotating disc; 341, second annular groove; 35, driving rod; 351, push rod; 352, movable block; 36, limiting block; 37, extrusion plate; 38, rotating block; 39, movable rod; 391, through hole; 392, pressing plate; 41, moving block; 42, protection plate; 43, buffer piece; 44, transmission block; 45, positioning shaft; 451, adjusting block; 452, first positioning rod; 453, second positioning rod; 46, clamping block; 47, sliding rod; 48, connecting block. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0043] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, and can be the communication between two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0044] Embodiment one: please refer to Figures 1-8The application discloses a kind of buffer type lead-zinc mine supporting equipment, including support rod 1, support rod 1 end is provided with supporting plate 11, supporting plate 11 upper end middle position is provided with adjusting column 12, while adjusting column 12 upper end is provided with positioning plate 13, and the inner wall of cave is positioned and supported by positioning plate 13.

[0045] In the scheme, the support rod 1 is an electric telescopic rod or other device with telescopic function, and is connected with an external control device. The height of the supporting plate 11 is adjusted by the support rod 1 to adapt to different scenes. The adjusting column 12 is an electric telescopic rod or other device with telescopic function, and cooperates with the positioning plate 13 to accurately position the entire device, so that the device remains stable during subsequent support.

[0046] Further, the supporting equipment further comprises an adjusting assembly 2 assembled on both sides of the upper end of the supporting plate 11, and the end of the adjusting assembly 2 is provided with a supporting assembly 3. The supporting assembly 3 is angle-adjusted by the adjusting assembly 2, and cooperates with the supporting assembly 3 to support the inner wall of the cave.

[0047] The adjusting assembly 2 comprises a fixed plate 21 connected with the supporting plate 11, and the end of the fixed plate 21 is provided with a driving member 22. The output end of the driving member 22 penetrates and extends into the inner cavity of the fixed plate 21, and the output end of the driving member 22 is provided with a rotating drum 23. The outer surface of the rotating drum 23 is provided with an arc-shaped groove 24.

[0048] In the embodiment, the driving member 22 is a motor or other device with power output, and is connected with an external control device. When the driving member 22 is started, the rotating drum 23 provided on the output end of the driving member 22 is driven to rotate, and cooperates with the arc-shaped groove 24 provided on the outer surface of the rotating drum 23 to drive the swing rod 27 to move.

[0049] Further, the end of the fixed plate 21 and on one side of the rotating drum 23 is provided with a fixed block 25. The end of the fixed block 25 is rotatably installed with a butt joint block 26. The outer surface of the butt joint block 26 is provided with a swing rod 27. The outer surface of the end of the swing rod 27 away from the butt joint block 26 is slidably connected with the inner wall of the arc-shaped groove 24.

[0050] Specifically, when the swing rod 27 moves along the arc-shaped groove 24, the butt joint block 26 provided on the swing rod 27 is driven to rotate synchronously, so that the supporting assembly 3 provided on the butt joint block 26 is angle-adjusted, thereby meeting most scenes.

[0051] Further, the supporting assembly 3 comprises a bottom plate 31 connected with the butt joint block 26. The end of the bottom plate 31 is provided with a power member 32. The output end of the power member 32 penetrates and extends to the other end of the bottom plate 31. The output end of the power member 32 is provided with a first rotating disc 33 and a second rotating disc 34 on one side. The end of the second rotating disc 34 is provided with a second annular groove 341.

[0052] In the embodiment, the power element 32 is a motor or the like having a power output, and is connected with an external control device, and simultaneously when the power element 32 is started, the first rotary disc 33 and the second rotary disc 34 provided at the output end of the power element 32 are driven to rotate synchronously.

[0053] Further, the end portion of the bottom plate 31 is rotatably provided with a driving rod 35, the cross section of the driving rod 35 is Y-shaped, and the outer surface of the end portion of the driving rod 35 is slidably connected with the inner wall of the second annular groove 341, and the other end portion of the driving rod 35 is provided with a push rod 351.

[0054] Specifically, when the second rotary disc 34 rotates, the second annular groove 341 drives the driving rod 35 to move, and since the end portion of the driving rod 35 is provided with the push rod 351, the push rod 351 moves.

[0055] Further, the end portion of the bottom plate 31 is provided with a limiting block 36, the end portion of the limiting block 36 is slidably provided with a movable block 352, the inner wall of the movable block 352 is slidably connected with the outer surface of the end portion of the push rod 351, and the end portion of the movable block 352 is provided with an extrusion plate 37.

[0056] Specifically, the movable block 352 is limited by the limiting block 36, so that the movable block 352 will not fall off when moving, and the end portion of the movable block 352 is provided with a guide groove, the inner wall of the guide groove is slidably connected with the outer surface of the end portion of the push rod 351, so that the movable block 352 is driven to move when the push rod 351 moves, and since the end portion of the movable block 352 is provided with the extrusion plate 37, the inner wall of the mine is supported by the extrusion plate 37, and the position and angle of the extrusion plate 37 are adjusted according to the actual state, so that it is suitable for different scenes.

[0057] Further, the end portion of the first rotary disc 33 is provided with a first annular groove 331, the end portion of the bottom plate 31 is rotatably provided with a rotating block 38, the outer surface of the end portion of the rotating block 38 is slidably connected with the inner wall of the first annular groove 331, the end portion of the bottom plate 31 is slidably provided with a movable rod 39, the end portion of the movable rod 39 is provided with a through hole 391, the inner wall of the through hole 391 is slidably connected with the outer surface of the end portion of the rotating block 38 away from the first rotary disc 33, and the end portion of the movable rod 39 is provided with a pressing plate 392. One side of the bottom plate 31 is provided with a supporting block 311.

[0058] Specifically, when the first rotary disc 33 rotates, the first annular groove 331 drives the rotating block 38 to move, and since the end portion of the rotating block 38 is rotatably connected with the end portion of the bottom plate 31, the rotating block 38 is driven to rotate around the connection with the bottom plate 31 when the first rotary disc 33 rotates.

[0059] Due to the end of the rotating block 38 is connected with the inner wall of the through hole 391 on the movable rod 39, the movable rod 39 is moved, and the pressing plate 392 arranged at the end of the movable rod 39 is moved synchronously until it is attached to the inner wall of the mine.

[0060] The support block 311 arranged on the bottom plate 31 is connected with the protection assembly 4, and the support assembly 3 is buffered by the protection assembly 4, so that the stability of the support assembly 3 is ensured.

[0061] Further, the supporting device further comprises the protection assembly 4 which is arranged on both sides of the upper end of the supporting plate 11 and is connected with the outer surface of the support assembly 3 at the upper end, so as to limit and buffer the support assembly 3. The protection assembly 4 comprises the moving block 41 connected with the supporting plate 11, and the end of the moving block 41 is provided with the protection plate 42 which has a U-shaped cross section. The end of the protection plate 42 is provided with the buffer 43, and the end of the buffer 43 is provided with the transmission block 44.

[0062] In this embodiment, the buffer 43 is a spring or other elastic component, and the force borne by the transmission block 44 is buffered by the buffer 43, so that the stability of the support assembly 3 is ensured.

[0063] Further, the inner wall of the protection plate 42 is provided with the positioning shaft 45, and the outer surface of the positioning shaft 45 is rotatably provided with the adjusting block 451. The two ends of the adjusting block 451 are rotatably provided with the first positioning rod 452 and the second positioning rod 453, and the end of the second positioning rod 453 is rotatably connected with the outer surface of the transmission block 44.

[0064] Specifically, when the first positioning rod 452 is moved under force, the adjusting block 451 is driven to rotate around the positioning shaft 45, and the second positioning rod 453 rotatably arranged at the other end of the adjusting block 451 is moved synchronously. Since the end of the second positioning rod 453 is rotatably connected with the transmission block 44, the extrusion force borne by the transmission block 44 and the buffer 43 is buffered.

[0065] Further, the end of the first positioning rod 452 away from the adjusting block 451 is rotatably provided with the clamping block 46, and the end of the clamping block 46 is provided with the connecting block 48. The outer surface of the end of the connecting block 48 is slidably connected with the inner wall of the support block 311.

[0066] Specifically, the connecting block 48 is connected with the support block 311, and the position of the connecting block 48 on the support block 311 is adjusted according to the actual situation, so that it is suitable for different scenes.

[0067] Meanwhile, the clamping block 46 is connected with the first positioning rod 452, so that the extrusion force is sequentially transmitted to the buffer 43 through the first positioning rod 452, and the stability of the support assembly 3 is ensured.

[0068] Further, the end of the protection plate 42 is symmetrically provided with a sliding rod 47, and the outer surface of the sliding rod 47 is in sliding connection with the inner walls at both ends of the clamping block 46.

[0069] Specifically, the clamping block 46 is limited by the sliding rod 47, so that the clamping block 46 will not fall off when moving.

[0070] The control device can select a single-chip microcomputer as the control end, and in the embodiment, the single-chip microcomputer is a typical embedded microcontroller (Micro controller Unit) which is composed of an arithmetic unit, a controller, a memory, an input / output device and the like, and is equivalent to a microcomputer. Compared with the general-purpose microprocessor applied in a personal computer, it emphasizes self-supply (without external hardware) and cost saving. The greatest advantage is small size, which can be placed in the instrument, but the storage capacity is small, the input / output interface is simple, and the function consumption is low.

[0071] Embodiment two: a supporting method for a buffer type lead-zinc mine, which adopts the supporting device described above, and the supporting method comprises the following steps:

[0072] S1, the whole device is transferred to the use position, and the required parts are assembled on the supporting plate 11 in turn, and the adjusting column 12 and the positioning plate 13 are matched to preliminarily position the whole device;

[0073] S2, the supporting assembly 3 is driven to adjust the angle by the adjusting assembly 2, so that it can be attached to the inner wall of the mine and support the mine when the inclination angle of the mine layer is large;

[0074] S3, after the adjustment of the supporting assembly 3 is completed, the supporting assembly 3 is supported and buffered by the protection assembly 4, so that the change of the pressure of the inner wall of the mine remains stable.

[0075] The above only describes some exemplary embodiments of the present application by way of illustration, and it is needless to say that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and descriptions are illustrative in nature and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A cushioned support device for use in lead and zinc mines, characterised in that, Including support rod (1), the end of support rod (1) is provided with supporting plate (11), the middle position of the upper end of supporting plate (11) is provided with adjusting column (12), and the upper end of adjusting column (12) is provided with positioning plate (13), and the inner wall of mine is positioned and supported by positioning plate (13); Adjusting assembly (2) is assembled on both sides of the upper end of supporting plate (11), and the end of adjusting assembly (2) is provided with support assembly (3), the angle of support assembly (3) is adjusted by adjusting assembly (2), and the inner wall of mine is supported by cooperating with support assembly (3); Protection assembly (4) is assembled on both sides of the upper end of supporting plate (11), and the upper end of protection assembly (4) is connected with the outer surface of support assembly (3), and support assembly (3) is limited and buffered by protection assembly (4); Wherein, the adjusting assembly (2) includes the fixed plate (21) connected with the supporting plate (11), the end of the fixed plate (21) is provided with the driving part (22), the output end of the driving part (22) penetrates and extends to the inner cavity of the fixed plate (21), and the output end of the driving part (22) is provided with the rotating drum (23), the outer surface of the rotating drum (23) is provided with the arc slot (24); The end of the fixed plate (21) and one side of the rotating drum (23) are provided with the fixed block (25), the end of the fixed block (25) is rotatably installed with the butt joint block (26), the outer surface of the butt joint block (26) is provided with the swing rod (27), and the outer surface of the swing rod (27) away from the butt joint block (26) is slidably connected with the inner wall of the arc slot (24); The support assembly (3) includes the bottom plate (31) connected with the butt joint block (26), one side of the bottom plate (31) is provided with the support block (311), the end of the bottom plate (31) is provided with the power part (32), the output end of the power part (32) penetrates and extends to the other end of the bottom plate (31), one side of the output end of the power part (32) is provided with the first rotating disc (33) and the second rotating disc (34), and the end of the second rotating disc (34) is provided with the second annular groove (341); The end of the bottom plate (31) is rotatably installed with the driving rod (35), the cross section of the driving rod (35) is Y-shaped, the outer surface of the end of the driving rod (35) is slidably connected with the inner wall of the second annular groove (341), and the other end of the driving rod (35) is provided with the push rod (351); The end of the bottom plate (31) is provided with the limiting block (36), the end of the limiting block (36) is slidably installed with the movable block (352), the inner wall of the movable block (352) is slidably connected with the outer surface of the end of the push rod (351), and the end of the movable block (352) is provided with the extrusion plate (37); The end of the first rotating disc (33) is provided with a first annular groove (331), the end of the bottom plate (31) is rotatably provided with a rotating block (38), the outer surface of the end of the rotating block (38) is in sliding connection with the inner wall of the first annular groove (331), the end of the bottom plate (31) is slidably provided with a movable rod (39), the end of the movable rod (39) is provided with a through hole (391), the inner wall of the through hole (391) is in sliding connection with the outer surface of the end of the rotating block (38) away from the first rotating disc (33), and the end of the movable rod (39) is provided with a pressing plate (392).

2. The buffer-type support device for lead-zinc mines according to claim 1, characterized in that, The protection assembly (4) comprises a moving block (41) connected with the supporting plate (11), and the end of the moving block (41) is provided with a protection plate (42).

3. A cushioned support device for lead and zinc mines according to claim 2, characterized in that, The end of the protection plate (42) is provided with a buffer (43), and the end of the buffer (43) is provided with a transmission block (44).

4. The buffer-type support device for lead-zinc mines according to claim 3, characterized in that, The inner wall of the protection plate (42) is provided with a positioning shaft (45), and the outer surface of the positioning shaft (45) is rotatably provided with an adjusting block (451).

5. A cushioned support device for lead and zinc mines as claimed in claim 4, wherein, The two ends of the adjusting block (451) are rotatably provided with a first positioning rod (452) and a second positioning rod (453) respectively, and the end of the second positioning rod (453) is rotatably connected with the outer surface of the transmission block (44).

6. A cushioned support device for lead and zinc mines as claimed in claim 5, wherein, The end of the first positioning rod (452) away from the adjusting block (451) is rotatably provided with a clamping block (46), and the end of the clamping block (46) is provided with a connecting block (48). The outer surface of the end of the connecting block (48) is in sliding connection with the inner wall of the supporting block (311).

7. A cushioned support device for lead and zinc mines as claimed in claim 6, characterized in that, The end of the protection plate (42) is symmetrically provided with a sliding rod (47), and the outer surface of the sliding rod (47) is in sliding connection with the inner wall of the two ends of the clamping block (46).

8. A method of supporting a lead-zinc ore buffer, characterized by, The supporting device and the supporting method have the following advantages. S1, the whole device is transferred to the use position, and the required parts are assembled on the supporting plate (11) in sequence, and the whole device is preliminarily positioned by cooperating with the adjusting column (12) and the positioning plate (13); S2, the angle of the supporting assembly (3) is adjusted by the adjusting assembly (2), so that the supporting assembly (3) can be attached to the inner wall of the mine and support the mine when the inclination angle of the mine layer is large; S3, after the adjustment of the supporting assembly (3) is completed, the supporting assembly (3) is supported and buffered by the protection assembly (4), so that the change of the inner wall pressure of the mine remains stable.

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