Temporary protection supporting equipment for ore mining working face and supporting method thereof
Technical Field
The invention relates to the technical field of ore mining, in particular to a protective temporary supporting device for an ore mining operation face and a supporting method thereof.
Background
The ore is a mineral aggregate from which useful components can be extracted or which has certain utilizable properties, and can be divided into metal minerals and non-metal minerals, and the ore can be applied to engineering fields such as metal mines, metallurgical industry, chemical industry, building industry, railway construction units, cement industry, sand and stone industry and the like after being processed step by step through crushing, grinding and the like, so that ore mining is a necessary step for economic development.
At present, when the temporary support is protected against ore mining operations, the following disadvantages generally exist: 1. the existing equipment can not be adjusted randomly within a certain range according to the height of the mine tunnel, the strength of the height adjusting position can not be increased, the adjusting position is easy to bend due to overlarge stress, and the rotating position can not be supported tightly, so that the stability of the equipment is reduced; 2. the existing equipment can not realize the quick installation and disassembly of the equipment, thereby reducing the efficiency of the installation and disassembly of the equipment, and easily generating the phenomenon of occupying too much space when the equipment does not work.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the existing equipment can not be adjusted randomly according to the height of a mine tunnel within a certain range when the temporary protection support is carried out aiming at the ore mining operation, the strength of the height adjusting position can not be increased, the adjusting position is easy to bend due to overlarge stress, and the rotating position can not be supported tightly, so that the stability of the equipment is reduced, meanwhile, the equipment can not be rapidly installed and disassembled, so that the installation and disassembly efficiency of the equipment is reduced, and the phenomenon of occupying too much space is easy to occur when the equipment does not work.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the temporary supporting equipment for protecting the ore mining operation surface comprises a bottom plate, a supporting device, a clamping device, a jacking device and a top plate, wherein the supporting device is symmetrically connected to the front and back of the upper end of the bottom plate in a sliding fit mode, the clamping device is connected to the lower side of the outer wall of the supporting device in a sliding fit mode, the clamping device is connected with the bottom plate in a sliding fit mode, the jacking device is symmetrically connected to the left and right of the middle part of the upper end of the bottom plate in a sliding fit mode, the outer end of the jacking device is connected with the supporting device in a sliding mode.
The supporting device comprises an inserting block, an adjusting mechanism, a lifting frame, a supporting mechanism, a rotary rod and a limiting strip, wherein the inserting block is connected with the bottom plate in a sliding fit mode, the adjusting mechanism is installed inside the inserting block through a bearing, the upper end of the adjusting mechanism is connected with the lifting frame in a threaded fit mode, the lifting frame is in sliding connection with the inserting block, the supporting mechanism is evenly connected to the upper end of the inserting block in a sliding fit mode, the supporting mechanism is installed on the lower end face of the lifting frame, the upper end inside the lifting frame is connected with the rotary rod through a pin shaft, the limiting strip is arranged on the outer side of the rotary rod and is connected with the lifting frame in a sliding fit mode, when the supporting device works, firstly, the rotary rod is rotated out from the lifting frame in a manual mode, then the limiting strip is manually inserted into the lifting frame, the inserting block is inserted into the bottom plate, and finally, the lifting frame is fixed through the bolts, the adjusting mechanism is manually rotated, the adjusting mechanism jacks the lifting frame, so that the height adjusting function is realized, the supporting mechanism can enhance the strength of the lower end of the lifting frame, and the phenomenon that the lower end of the lifting frame is bent due to overlarge stress is avoided.
The clamping device comprises a clamping rod, a connecting rod, a clamping mechanism, a clamping block, a clamping spring, a stretching block and a handle, wherein the clamping rod is connected with a bottom plate in a sliding fit manner, the clamping rod is of a stepped structure, the connecting rod is arranged in the middle of the inner end of the clamping rod, the outer surface of the connecting rod is connected with the clamping mechanism in a sliding fit manner, the clamping mechanism is in sliding connection with the clamping rod, the outer surface of the connecting rod is uniformly connected with the clamping block in a sliding fit manner, the inner end of the clamping block is connected with the connecting rod through the clamping spring, the middle of the inner end of the clamping block is connected with the stretching block through a steel wire rope, the stretching block is in sliding connection with the outer end of the clamping rod, the outer end of the clamping rod is provided with the handle, during specific work, firstly, the clamping rod is manually inserted into the splicing block through the handle, thereby improved the stability of grafting piece, at last, after the support, the tensile piece of manual pulling, the tensile piece gathers together the screens piece through wire rope, removes the spacing to the clamping mechanism to the quick installation of the grafting piece of being convenient for.
Chucking mechanism include chucking frame, chucking spring, ejector pin and chucking board, the chucking frame be connected with the connecting rod through sliding fit's mode, through chucking spring coupling between inside and the connecting rod of chucking frame, chucking frame surface has the ejector pin through round pin axle evenly connected, the ejector pin passes through sliding fit's mode and is connected with the joint pole, the ejector pin outer end has the chucking board through the round pin hub connection, the chucking board passes through sliding fit's mode and is connected with the joint pole, be provided with the slipmat on the outer terminal surface of chucking board, concrete during operation, the chucking frame passes through the ejector pin and drives the chucking board motion to the realization carries out the fixed function of chucking to the grafting piece.
As a preferred technical scheme of the invention, the jacking device comprises a connecting seat, a locking screw rod, a jacking block and a jacking spring, wherein the connecting seat is connected with a bottom plate in a sliding fit manner, the upper end of the connecting seat is symmetrically connected with the locking screw rod in a front-back manner in a thread fit manner, the lower end of the locking screw rod is connected with the bottom plate in a thread fit manner, the middle part of the connecting seat is connected with the jacking rod through a pin shaft, the outer end of the jacking rod is connected with the jacking block through a pin shaft, the jacking block is connected with the jacking rod through the jacking spring, during specific work, firstly, the connecting seat is slid in a manual manner, the connecting seat drives the jacking block to move through the jacking rod, then, the jacking block is manually inserted between the rotating rod and a lifting frame, and finally, the locking screw rod is manually rotated to lock and fix the.
As a preferred technical scheme of the invention, the adjusting mechanism comprises a rotating rod, a rotating gear, a jacking worm and a rotating plate, wherein the rotating rod is arranged on the insertion block through a bearing, the rotating gear is arranged in the middle of the rotating rod, the rotating gear is connected with the jacking worm in a threaded fit mode, the jacking worm is arranged on the insertion block through the bearing, the rotating plate is arranged at the outer end of the rotating rod, and during specific work, the rotating plate is manually rotated and is driven to rotate through the rotating gear, so that the function of adjusting the height of the top plate is realized.
As a preferred technical scheme of the invention, the supporting mechanism comprises a threaded frame and a supporting rod, the threaded frame is arranged on the lower end face of the lifting frame, the supporting rod is connected inside the threaded frame in a threaded matching mode, the supporting rod is manually rotated after the lifting frame moves during specific work, and the supporting rod moves downwards and is tightly propped against the inserting block, so that the strength of the lower end of the lifting frame is increased.
As a preferred technical scheme of the invention, the outer end of the rotating rod is provided with a rectangular bulge, the rectangular bulge is in sliding fit with the limiting strip, and the limiting strip is matched with the rectangular bulge during specific work, so that the function of limiting the rotating rod is realized.
In addition, the invention also provides a supporting method of the protective temporary supporting equipment for the ore mining working face, which comprises the following steps:
s1: the rotating rod is rotated out of the lifting frame manually, and then the limiting strip is manually inserted into the lifting frame;
s2: manually inserting the supporting device into the bottom plate, then manually inserting the clamping device into the inserting block, and finally manually placing the top plate at the upper end of the supporting device and fixing the top plate through a bolt;
s3: the adjusting mechanism is manually rotated, the adjusting mechanism drives the rotating rod to ascend through the lifting frame so as to drive the top plate to ascend and cling to the mine wall, and then the jacking device is manually slid and jacks the lower end of the rotating rod;
s4: after the temporary support is finished, the jacking device, the clamping device and the supporting device are disassembled in a manual mode and are placed in a centralized mode.
(III) advantageous effects
1. According to the temporary supporting equipment for protecting the ore mining operation surface, the adopted supporting device can be adjusted randomly within a certain range according to the height of the ore hole, the strength of the height adjusting position can be increased, so that the phenomenon that the adjusting position is bent due to overlarge stress is avoided, the rotating position can be supported in a jacking mode, the stability of the equipment is improved, and the accident rate is reduced;
2. according to the protective temporary supporting equipment for the ore mining working face, the clamping device and the supporting device are matched, so that the equipment can be rapidly installed and detached, the installing and detaching efficiency of the equipment is improved, and the excessive space occupation can be avoided when the equipment does not work.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is an enlarged view of the invention taken in the direction of N in FIG. 4;
FIG. 6 is an enlarged view taken in the direction X of FIG. 4 in accordance with the present invention;
fig. 7 is an enlarged view of the invention taken along direction D in fig. 4.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, an ore mining working face protection temporary support device comprises a bottom plate 1, a support device 2, a clamping device 3, a jacking device 4 and a top plate 5, wherein the upper end of the bottom plate 1 is symmetrically connected with the support device 2 through a sliding fit mode, the lower side of the outer wall of the support device 2 is connected with the clamping device 3 through a sliding fit mode, the clamping device 3 is connected with the bottom plate 1 in a sliding manner, the middle part of the upper end of the bottom plate 1 is symmetrically connected with the jacking device 4 through a sliding fit mode, the outer end of the jacking device 4 is connected with the support device 2 in a sliding manner, and the upper end of the support device 2 is provided with the top plate 5 through bolts.
The supporting device 2 comprises an inserting block 21, an adjusting mechanism 22, a lifting frame 23, a supporting mechanism 24, a rotating rod 25 and a limiting strip 26, the inserting block 21 is connected with the bottom plate 1 in a sliding fit mode, the adjusting mechanism 22 is installed inside the inserting block 21 through a bearing, the upper end of the adjusting mechanism 22 is connected with the lifting frame 23 in a threaded fit mode, the lifting frame 23 is connected with the inserting block 21 in a sliding fit mode, the upper end of the inserting block 21 is evenly connected with the supporting mechanism 24 in a sliding fit mode, the supporting mechanism 24 is installed on the lower end face of the lifting frame 23, the upper end inside the lifting frame 23 is connected with the rotating rod 25 through a pin shaft, the limiting strip 26 is arranged on the outer side of the rotating rod 25, the limiting strip 26 is connected with the lifting frame 23 in a sliding fit mode, during specific work, firstly, the rotating rod 25 is rotated out of the lifting frame 23 in a manual mode, and then the limiting strip 26 is manually inserted into the, and insert the piece 21 and insert on the bottom plate, finally, the manual work is placed roof 5 in strutting arrangement 2 upper end to through the bolt fastening, manual rotation adjustment mechanism 22, adjustment mechanism 22 carries out the jacking to lift frame 23, thereby realizes the function of altitude mixture control, and support mechanism 24 can strengthen the intensity of lift frame 23 lower extreme, avoids the phenomenon that the too big bending that leads to appearing of lift frame 23 lower extreme atress.
Adjustment mechanism 22 include dwang 221, rotating gear 222, jacking worm 223 and rotor plate 224, dwang 221 pass through the bearing and install on the plug-in block 21, dwang 221 mid-mounting has rotating gear 222, rotating gear 222 is connected with jacking worm 223 through screw-thread fit's mode, jacking worm 223 passes through the bearing and installs on the plug-in block 21, rotor plate 224 is installed to dwang 221 outer end, specific during operation, manual rotation rotor plate 224, rotor plate 224 drives jacking worm 223 through rotating gear 222 and rotates to realize the function of roof height control.
The supporting mechanism 24 include screw frame 241 and bracing piece 242, screw frame 241 install on the terminal surface under the lift frame 23, screw frame 241 is inside to be connected with bracing piece 242 through screw-thread fit's mode, during concrete work, lift frame 23 motion back, manual rotation bracing piece 242, bracing piece 242 downstream and plug block 21 top tightly to the intensity of lift frame 23 lower extreme has been increased.
The rotary rod 25 outer end be provided with the rectangle arch, the rectangle arch with spacing 26 sliding fit, during specific work, spacing 26 and the protruding cooperation of rectangle realize carrying out spacing function to the rotary rod 25 after the pairing.
Clamping device 3 include joint pole 31, connecting rod 32, chucking mechanism 33, screens piece 34, screens spring 35, extension block 36 and handle 37, joint pole 31 be connected with bottom plate 1 through sliding fit's mode, joint pole 31 is the notch cuttype structure, joint pole 31 inner mid-mounting has connecting rod 32, connecting rod 32 surface connects chucking mechanism 33 through sliding fit's mode, chucking mechanism 33 and joint pole 31 sliding connection, connecting rod 32 surface evenly is connected with screens piece 34 through sliding fit's mode, be connected through screens spring 35 between screens piece 34 inner and the connecting rod 32, screens piece 34 inner middle part is connected with extension block 36 through wire rope, extension block 36 and joint pole 31 outer end sliding connection, handle 37 is installed to joint pole 31 outer end, during specific work, at first, artifical through handle 37 insert joint pole 31 in the plug-in piece 21, and finally, after the support is finished, the stretching block 36 is pulled manually, the stretching block 36 gathers the clamping block 34 through a steel wire rope, the limit on the clamping mechanism 33 is released, and the rapid installation of the inserting block 21 is facilitated.
Chucking mechanism 33 include chucking frame 331, chucking spring 332, ejector pin 333 and chucking plate 334, chucking frame 331 be connected with connecting rod 32 through sliding fit's mode, chucking frame 331 is inside to be connected through chucking spring 332 between with connecting rod 32, chucking frame 331 surface is through round pin axle evenly connected with ejector pin 333, ejector pin 333 is connected with joint pole 31 through sliding fit's mode, ejector pin 333 outer end has chucking plate 334 through the round pin hub connection, chucking plate 334 is connected with joint pole 31 through sliding fit's mode, be provided with the slipmat on the outer terminal surface of chucking plate 334, during specific work, chucking frame 331 drives chucking plate 334 through ejector pin 333 and moves, thereby realize carrying out the fixed function of chucking to the grafting piece 21.
The tightening device 4 comprises a connecting seat 41, a locking screw 42, a tightening rod 43, a tightening block 44 and a tightening spring 45, the connecting seat 41 is connected with the bottom plate 1 in a sliding fit mode, the upper end of the connecting seat 41 is symmetrically connected with locking screw rods 42 in a front-back mode in a thread fit mode, the lower end of each locking screw rod 42 is connected with the bottom plate 1 in a thread fit mode, the middle part of the connecting seat 41 is connected with a puller rod 43 through a pin shaft, the outer end of the puller rod 43 is connected with a puller block 44 through a pin shaft, the puller block 44 is connected with the puller rod 43 through a puller spring 45, during specific work, firstly, the connecting base 41 is slid manually, the connecting base 41 drives the tightening block 44 to move through the tightening rod 43, and then, the tightening block 44 is manually inserted between the rotating rod 25 and the lifting frame 23, and finally, the locking screw 42 is manually rotated, and the locking screw 42 locks and fixes the connecting seat 41.
In addition, the invention also provides a supporting method of the protective temporary supporting equipment for the ore mining working face, which comprises the following steps:
s1: the rotating rod 25 is rotated out of the lifting frame 23 manually, and then the limiting strip 26 is manually inserted into the lifting frame 23;
s2: manually inserting the supporting device 2 into the bottom plate 1, then manually inserting the clamping device 3 into the inserting block 21, and finally manually placing the top plate 5 at the upper end of the supporting device 2 and fixing the top plate through a bolt;
s3: manually rotating the adjusting mechanism 22, wherein the adjusting mechanism 22 drives the rotating rod 25 to ascend through the lifting frame 23, so as to drive the top plate 5 to ascend and cling to the mine wall, and then manually sliding the jacking device 4, and jacking the lower end of the rotating rod 25 by the jacking device 4;
s4: after the temporary support is finished, the jacking device 4, the clamping device 3 and the supporting device 2 are disassembled in a manual mode and are placed in a centralized mode.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.