CN216305964U

CN216305964U - Supporting device for iron ore mining

Info

Publication number: CN216305964U
Application number: CN202122296101.6U
Authority: CN
Inventors: 郭云
Original assignee: Xinjiang Tianhua Mining Co ltd
Current assignee: Xinjiang Tianhua Mining Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-15
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a supporting device for iron ore mining, which comprises a base, wherein the center positions of the left side and the right side of the base are movably connected with a screw rod in a penetrating way, the upper end of the screw rod is movably connected with a supporting column, the center position of the top of the supporting column is fixedly provided with a supporting plate, the center positions of the left side and the right side of the supporting plate are respectively hinged with a connecting rod, the top of the connecting rod is hinged with a top plate, the center position between the top plate and the supporting plate is movably connected with a supporting piece I, and the center position of the top of the supporting plate is positioned at the left side and the right side of the supporting piece I and is respectively movably connected with a supporting piece II. The common roof supporting device can only support the middle of the roof, so that the two sides of the roof are not stable enough.

Description

Supporting device for iron ore mining

Technical Field

The utility model relates to the technical field of iron ore mining, in particular to a supporting device for iron ore mining.

Background

Iron ore is an important raw material for iron and steel production enterprises, natural ore and iron ore are gradually separated from iron through procedures of crushing, grinding, magnetic separation, flotation, gravity separation and the like, and the iron ore is a mineral aggregate containing iron simple substances or iron compounds and capable of being economically utilized.

At present, a roadway needs to be supported through a top plate in the process of underground iron ore mining, accidents such as collapse are avoided, a common top plate supporting device usually adopts a large-sized hydraulic support, but the equipment is large in size, heavy in weight and very troublesome to carry, and the common top plate supporting device can only support the middle of the top plate, so that two sides of the top plate are not stable enough.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems that a roadway needs to be supported by a top plate in the process of underground iron ore mining at present, accidents such as collapse are avoided, a common top plate supporting device usually adopts a large-scale hydraulic support, but the equipment has large volume and heavy weight and is very troublesome to carry, and the common top plate supporting device can only support the middle of the top plate, so that two sides of the top plate are not stable enough.

(II) technical scheme

The utility model relates to a support device for iron ore mining, which is realized by the following specific technical means: the utility model provides a supporting device for iron ore mining, includes the base, and base left and right sides central point puts and runs through swing joint has the lead screw, and lead screw upper end swing joint has the support column, and support column top central point puts fixed mounting has the backup pad, and backup pad left and right sides central point puts all to articulate there is the extension rod, and the extension rod top articulates there is the roof, and central point puts swing joint has support piece one between roof and the backup pad, and backup pad top central point puts and lies in the equal swing joint in support piece two of the left and right sides of support piece one.

Preferably, the connecting rod is formed by hinging two groups of long plates, and a spring is fixedly arranged between the long plates.

Preferably, the left side and the right side of the center position of the top of the base are both in threaded connection with fixing screws.

Preferably, the vertical swing joint that runs through of central point position has the axostylus axostyle in the base, and fixed mounting has the gear on the axostylus axostyle, and the axostylus axostyle extends to base top one end central point and puts fixed mounting and have positive and negative motor, and the lead screw all extends to in the base, and the equal fixed mounting of one end that the lead screw is located the base has the gear, connects through chain drive between the gear.

Preferably, support piece one is including hollow section of thick bamboo, the stripper bar, the stopper, buffer spring, the fixed block, the carriage release lever one, bracing piece one, supporting shoe one, fixed mounting has hollow section of thick bamboo in the supporting plate top, the vertical swing joint that runs through of central point position has the stripper bar in the hollow section of thick bamboo, the one end bottom central point that the stripper bar is located hollow section of thick bamboo puts fixed mounting and has the stopper, fixed mounting has buffer spring between stopper and the backup pad, the stripper bar extends to hollow section of thick bamboo outside one end top central point and puts fixed mounting and have the fixed block, the equal vertical fixed mounting in left and right sides has the carriage release lever one in fixed block bottom central point position, the vertical fixedly connected with bracing piece one in fixed mounting in supporting shoe top, supporting shoe one contacts with the roof.

Preferably, support piece two is including the stand, carriage release lever two, the connecting rod, a groove, the slide bar, the slider, bracing piece two, supporting shoe two, backup pad top central point puts that the left and right sides all articulates there is the connecting rod, central point puts that the left and right sides is located equal vertical fixedly connected with stand in the backup pad between the connecting rod, stand central point puts all to run through swing joint has carriage release lever two, the connecting rod upper end is close to stand one side central point and puts all to be equipped with the recess, central point puts equal fixed mounting in the recess has the slide bar, slide bar central point puts equal swing joint has the slider, the slider all extends to the recess outside and is articulated with adjacent carriage release lever two, connecting rod upper end top central point puts equal fixed mounting has bracing piece two, two top central points of bracing piece put equal fixed mounting has supporting shoe two, two all contact with the roof of supporting shoe.

Preferably, one end of the bottom of the movable rod, which is far away from the center of the support plate, is provided with an inclined surface.

Preferably, one end of the second movable rod, which is close to the first movable rod, is provided with an inclined surface, and the first movable rod and the inclined surface on the second movable rod are arranged oppositely.

Has the advantages that:

1. through starting positive and negative motor, positive and negative motor drives the axostylus axostyle and rotates, and the axostylus axostyle rotates and drives the lead screw through the chain and rotate, thereby the lead screw rotates and makes the roof reciprocate, can adjust according to the height in iron ore tunnel, is suitable for the iron ore tunnel of co-altitude.

2. When the roof receives pressure, the roof moves down and makes stopper extrusion buffer spring, links up the pole shrink extrusion spring simultaneously and plays the effect of buffering, and when the stopper moves down, the carriage release lever one extrudees carriage release lever two to the top moved the connecting rod when making carriage release lever two remove, makes the connecting rod swing and makes second supporting shoe support the roof both sides, thereby makes the roof atress more even, improves the supporting effect, avoids producing accidents such as collapse.

Drawings

FIG. 1 is a schematic sectional view of the present invention.

FIG. 2 is a schematic view of a support member according to the present invention.

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In fig. 1-3, the correspondence between the component names and the reference numbers is:

the device comprises a base 1, a fixing screw 2, a chain 3, a positive and negative motor 4, a shaft rod 41, a screw rod 5, a support column 6, a support plate 7, a second support piece 8, an upright column 81, a second moving rod 82, a connecting rod 83, a groove 84, a sliding rod 85, a sliding block 86, a second support rod 87, a second support block 88, a first support piece 9, a hollow cylinder 91, an extrusion rod 92, a limiting block 93, a buffer spring 94, a fixing block 95, a first moving rod 96, a first support rod 97, a first support block 98, a top plate 10 and a connecting rod 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in figures 1 to 3: the utility model provides a technical scheme, and relates to a supporting device for iron ore mining, which comprises a base 1, wherein the center positions of the left side and the right side of the base 1 are movably connected with a screw rod 5 in a penetrating manner, the upper end of the screw rod 5 is movably connected with a supporting column 6, the center position of the top of the supporting column 6 is fixedly provided with a supporting plate 7, the center positions of the left side and the right side of the supporting plate 7 are respectively hinged with a connecting rod 11, the top of the connecting rod 11 is hinged with a top plate 10, the center position between the top plate 10 and the supporting plate 7 is movably connected with a supporting piece I9, and the center position of the top of the supporting plate 7 is positioned on the left side and the right side of the supporting piece I9 and is respectively movably connected with a supporting piece II 8.

Wherein: the connecting rod 11 is formed by hinging two groups of long plates, springs are fixedly arranged between the long plates, and when the top plate 10 is pressed, the springs can be contracted and extruded between the long plates to play a buffering role.

Wherein: the left side and the right side of the center position of the top of the base 1 are respectively connected with a fixing screw 2 in a threaded manner, and the base 1 is convenient to fix by screwing the fixing screws 2.

Wherein: vertical through swing joint of central point position has axostylus axostyle 41 in the base 1, fixed mounting has the gear on the axostylus axostyle 41, axostylus axostyle 41 extends to 1 top one end central point of base and puts fixed mounting and have positive and negative motor 4, lead screw 5 all extends to in the base 1, the equal fixed mounting of one end that lead screw 5 is located base 1 has the gear, connect through 3 transmissions of chain between the gear, start positive and negative motor 4, positive and negative motor 4 drives axostylus axostyle 41 and rotates, axostylus axostyle 41 rotates and drives 5 rotations of lead screw through 3 chains, thereby 5 rotations of lead screw make roof 10 can reciprocate, can adjust according to the iron ore tunnel of co-altitude not.

Wherein: the first support part 9 comprises a hollow cylinder 91, an extrusion rod 92, a limiting block 93, a buffer spring 94, a fixed block 95, a first moving rod 96, a first support rod 97 and a first support block 98, wherein the hollow cylinder 91 is fixedly arranged in the top of the support plate 7, the extrusion rod 92 is vertically and movably connected in a penetrating manner in the center of the hollow cylinder 91, the limiting block 93 is fixedly arranged in the center of the bottom of one end of the extrusion rod 92 positioned in the hollow cylinder 91, the buffer spring 94 is fixedly arranged between the limiting block 93 and the support plate 7, the fixed block 95 is fixedly arranged in the center of the top of one end of the extrusion rod 92 extending to the outer side of the hollow cylinder 91, the first moving rod 96 is vertically and fixedly arranged on the left side and the right side of the center of the bottom of the fixed block 95, the first support rod 97 is vertically and fixedly connected to the top of the fixed block 95, the first support block 98 is fixedly arranged on the top of the first support rod 97, the first support block 98 is in contact with the top plate 10, when the top plate 10 is under pressure, the first support rod 97 moves downwards, so that the first fixed block 95 drives the first movable rod 96 to move downwards, and meanwhile, the limit block 93 moves downwards to extrude the buffer spring 94 to exert a buffering force.

Wherein: the second support piece 8 comprises an upright column 81, a second moving rod 82, a connecting rod 83, a groove 84, a sliding rod 85, a sliding block 86, a second support rod 87 and a second support block 88, the left side and the right side of the top center of the support plate 7 are respectively hinged with the connecting rod 83, the left side and the right side of the center position between the connecting rods 83 are respectively vertically and fixedly connected with the upright column 81 on the support plate 7, the center position of the upright column 81 is respectively penetrated and movably connected with the second moving rod 82, the groove 84 is respectively arranged at the center position of the upper end of the connecting rod 83 close to one side of the upright column 81, the sliding rod 85 is respectively and fixedly arranged at the center position in the groove 84, the sliding block 86 is respectively and movably connected with the center position of the sliding rod 85, the sliding block 86 extends to the outer side of the groove 84 to be hinged with the adjacent second moving rod 82, the second support rod 87 is respectively and fixedly arranged at the center position of the top of the second support rod 87, the second support block 88 is respectively and the center position of the top of the second support rod 87 is respectively and is contacted with the top plate 10, when the first moving rod 96 moves downwards, the second moving rod 82 is extruded, and when the second moving rod 82 moves, the sliding block 86 is driven to move on the sliding rod 85, so that the sliding block 86 pushes the connecting rod 83 to swing, and the connecting rod 83 drives the second supporting block 88 to support two sides of the top plate 10, so that the stress of the top plate 10 is more uniform, the supporting effect is improved, and accidents such as collapse are avoided.

Wherein: one end of the first moving rod 96, which is far away from the center of the support plate 7, is provided with an inclined surface, one end of the second moving rod 82, which is close to the first moving rod 96, is provided with an inclined surface, and the inclined surfaces of the first moving rod 96 and the second moving rod 82 are arranged oppositely, so that the inclined surfaces can be extruded mutually.

The working principle is as follows:

firstly, fix base 1 through set screw 2 according to the concrete specification in iron ore tunnel, start positive and negative motor 4, make axostylus axostyle 41 rotate and drive lead screw 5 through chain 3 and rotate, thereby make backup pad 7 rebound, make roof 10 and iron ore tunnel top contact and support, when receiving pressure, roof 10 rebound makes stopper 93 extrude buffer spring 94, link up pole 11 shrink extrusion spring and play the effect of buffering simultaneously, when stopper 93 rebound, carriage release lever one 96 extrudees carriage release lever two 82, thereby jack-up connecting rod 83 when making carriage release lever two 82 remove, make connecting rod 83 swing make two supporting shoe 88 support roof 10 both sides, thereby make roof 10 atress more even, improve the supporting effect, avoid producing accidents such as collapse.

Claims

1. The utility model provides a supporting device is used in iron ore mining, includes base (1), its characterized in that: base (1) left and right sides central point puts and runs through swing joint has lead screw (5), lead screw (5) upper end swing joint has support column (6), support column (6) top central point puts fixed mounting and has backup pad (7), backup pad (7) left and right sides central point puts all to articulate has linking pole (11), linking pole (11) top articulates there is roof (10), central point puts swing joint has support piece (9) between roof (10) and backup pad (7), backup pad (7) top central point puts and is located support piece (9) the equal swing joint in the left and right sides and has support piece two (8).

2. The iron ore mining support device according to claim 1, characterized in that: the joint rod (11) is formed by hinging two groups of long plates, and a spring is fixedly arranged between the long plates.

3. The iron ore mining support device according to claim 1, characterized in that: the left side and the right side of the center position of the top of the base (1) are in threaded connection with fixing screws (2).

4. The iron ore mining support device according to claim 1, characterized in that: the vertical through swing joint that runs through of central point puts in base (1) has axostylus axostyle (41), fixed mounting has the gear on axostylus axostyle (41), axostylus axostyle (41) extend to base (1) top one end central point and put fixed mounting have positive and negative motor (4), lead screw (5) all extend to in base (1), the equal fixed mounting of one end that lead screw (5) are located base (1) has the gear, connect through chain (3) transmission between the gear.

5. The iron ore mining support device according to claim 1, characterized in that: the supporting piece I (9) comprises a hollow cylinder (91), an extrusion rod (92), a limiting block (93), a buffer spring (94), a fixing block (95), a moving rod I (96), a supporting rod I (97) and a supporting block I (98), the hollow cylinder (91) is fixedly installed in the top of the supporting plate (7), the extrusion rod (92) vertically penetrates through the central position in the hollow cylinder (91), the limiting block (93) is fixedly installed in the central position of the bottom of one end, located in the hollow cylinder (91), of the extrusion rod (92), the buffer spring (94) is fixedly installed between the limiting block (93) and the supporting plate (7), the extrusion rod (92) extends to the central position of the top of one end, located outside the hollow cylinder (91), of the hollow cylinder (91), the fixing block (95) is fixedly installed in the central position of the top, the moving rod I (96) is vertically and fixedly installed on the left side and the right side of the central position of the bottom of the fixing block (95), the top of the fixing block (95) is vertically and fixedly connected with a first supporting rod (97), a first supporting block (98) is fixedly mounted at the top of the first supporting rod (97), and the first supporting block (98) is in contact with the top plate (10).

6. The iron ore mining support device according to claim 1, characterized in that: the second support piece (8) comprises an upright post (81), a second moving rod (82), a connecting rod (83), a groove (84), a sliding rod (85), a sliding block (86), a second supporting rod (87) and a second supporting block (88), the left side and the right side of the top center of the supporting plate (7) are respectively hinged with the connecting rod (83), the left side and the right side of the center position between the connecting rods (83) are respectively vertically and fixedly connected with the upright post (81) on the supporting plate (7), the center position of the upright post (81) is respectively and movably connected with the second moving rod (82), the groove (84) is respectively arranged at the center position of one side, close to the upright post (81), of the upper end of the connecting rod (83), the sliding rod (85) is respectively and fixedly installed at the center position in the groove (84), the sliding block (86) is respectively and movably connected with the center position of the sliding rod (85), and the sliding block (86) extends to the outer side of the groove (84) and is hinged with the adjacent second moving rod (82), the top center position of the upper end of the connecting rod (83) is fixedly provided with a second supporting rod (87), the top center position of the second supporting rod (87) is fixedly provided with a second supporting block (88), and the second supporting block (88) is in contact with the top plate (10).

7. The iron ore mining support device according to claim 5, characterized in that: one end of the bottom of the first moving rod (96), which is far away from the center of the support plate (7), is provided with an inclined plane.

8. The iron ore mining support device according to claim 6, characterized in that: and one end of the second moving rod (82) close to the first moving rod (96) is provided with an inclined surface, and the first moving rod (96) and the inclined surface on the second moving rod (82) are arranged oppositely.