CN113565547A - Broken roof just has cushioning effect's roadway support device - Google Patents
Broken roof just has cushioning effect's roadway support device Download PDFInfo
- Publication number
- CN113565547A CN113565547A CN202110806496.1A CN202110806496A CN113565547A CN 113565547 A CN113565547 A CN 113565547A CN 202110806496 A CN202110806496 A CN 202110806496A CN 113565547 A CN113565547 A CN 113565547A
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- plate
- stand
- roof
- roadway
- roadway support
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- 230000000694 effects Effects 0.000 title claims abstract description 13
- 238000013016 damping Methods 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 9
- 230000035939 shock Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 6
- 239000003245 coal Substances 0.000 description 6
- 238000005065 mining Methods 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000002689 soil Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
- E21D15/55—Details of the ends of props of prop heads or feet
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model provides a broken roof just has cushioning effect's roadway support device, includes two stand of symmetry, connects the crossbeam between these two stand tops of stand, the bottom of stand is equipped with and is fixed in subaerial rectangular plate, the last skin weld of rectangular plate has square groove, and the inside in square groove evenly is provided with a plurality of springs, and the spring welds on the stand, the upper end of stand is connected with a backplate, and the scalable stand on backplate and crossbeam and the crossbeam constitutes the triangular construction jointly and supports the protection to the roadway roof, the top of push rod motor is connected with the gyro wheel and is connected with the backplate, and the push rod motor is located between crossbeam and the scalable stand. Further promote convenient to use nature to and the gyro wheel rolls along the slide rail, and random change position adjusts the strong point, with this use that adapts to broken tunnel roof, just the stand has the spring down, reduces the impact that vibrations brought, consequently has extensive use value.
Description
Technical Field
The invention belongs to the technical field of roadway support, and particularly relates to a roadway support device capable of crushing a top plate and having a damping effect.
Background
A roadway is a channel that is tunneled for mining lifting, transportation, ventilation, drainage, power supply, and the like during underground mining. The section shape of the roadway is mostly arch, trapezoid or rectangle, the surrounding rock is soft and is round, oval or horseshoe, the roadway needs to be supported in the coal mining process, and then a supporting device needs to be used.
The underground coal mine roadway is a safe passage for production transportation and pedestrians, and absolute safety and relative stability of roadway protection need to be ensured. With the development of the times, the underground roadway support technology is continuously updated and evolved in the coal mine production practice, the original pit wood support structure is gradually developed into the current steel support and anchor rod metal mesh guniting support structure, the support force of the roadway support is continuously enhanced along with the change of the support structure, and the underground roadway support technology plays a vital role in meeting the standard of mine quality standardization and achieving the safety and stability of the roadway.
At present, along with the coal mining, the phenomenon that the roof is broken is felt, the conventional roadway supporting device cannot perfectly fit the supporting force with the broken roof in the supporting process, and the roadway supporting device for coal mining cannot achieve the damping and buffering effects, is easy to deform and damage due to extrusion in all directions or strong vibration, is short in service life and inconvenient for arrangement work of internal lines of a roadway, and therefore the roadway supporting device with the broken roof and the damping effect is needed.
Disclosure of Invention
Based on the above analysis and the defects existing in the prior art, the invention solves the problem of providing the roadway supporting device with the broken roof and the damping effect, which can effectively support the broken roof and resist the vibration sense in the transverse and longitudinal directions, avoids the phenomenon of imperfect fit between the supporting device and the broken roof, prolongs the service life of the supporting device, increases the non-uniform stress distribution of the broken roof, and is also beneficial to the arrangement work of the internal lines of the roadway.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention provides a roadway support device with a broken top plate and a damping effect, which comprises two upright columns, a support guard plate and a cross beam, wherein the two upright columns are symmetrically arranged, the support guard plate is connected to the tops of the two upright columns, the bottom of each upright column is provided with a rectangular plate fixed on the ground, the upper surface of each rectangular plate is welded with a square groove, and springs are uniformly distributed in the square grooves; the upright post is integrally placed in the square groove, and the spring is welded to the upright post; a push rod motor is arranged between the cross beam and the supporting plate which are connected on the upright post through screws; the push rod motor is hinged with the cross beam and the telescopic upright post through a triangular plate.
Preferably, two push rod motors are arranged on the cross beam and connected with the cross beam and the telescopic upright post through a triangular plate, and the support points of the push rod motors can be freely changed.
Preferably, a plurality of springs are uniformly distributed in the square groove, and each spring is connected to the square groove and the upright post in a welding manner.
Preferably, the fixed welding of the lower surface of rectangular plate has the cone, just the lower surface of rectangular plate is equipped with the counter sink, the inside expansion bolts that is equipped with of counter sink.
Preferably, at the joint between the push rod motor and the supporting plate, the width of the sliding rail is consistent with the width of the inside of the annular groove. And are correspondingly arranged.
Furthermore, the push rod motor can change supporting points along the slide rail through the triangular plate, and is perfectly matched with the supporting plate.
By the aid of the damping device, supporting points of the push rod motor on the supporting plate can be adjusted, and damping and buffering effects are achieved.
Preferably, a wire clamping groove is formed in the upper end of the inner side of the stand column, a boss is arranged on one side of the wire clamping groove, a door plate is hinged to the other side of the wire clamping groove through a hinge, a handle is mounted on the door plate, and a buckle capable of being connected with the boss in a buckled mode is fixedly mounted on the door plate.
Furthermore, the number of the buckles is consistent with that of the bosses, and the buckles and the bosses can be clamped together.
By last, through buckle and boss joint together, can cover the door plant on the surface of winding displacement groove, and then can reach fixed purpose to the circuit.
Preferably, the upright posts and the cross beam are connected through steel plates by screws.
Furthermore, the spring is stainless steel and is evenly distributed in the square groove.
By the square groove, the spring in the square groove can protect the supporting device, so that the supporting device is prevented from being damaged by resisting impact and vibration in the direction vertical to the upright column, and the service life is prolonged; the supporting device is convenient to construct, can be assembled, and has simple construction steps, thereby reducing the manufacturing cost.
Preferably, the top of the push rod motor is fixedly connected with a roller frame, and the roller is rotatably connected to the top of the roller frame through a bearing.
Furthermore, four corner plates are fixedly distributed on two sides of the telescopic stand column, and the bottom of the push rod motor is rotatably connected between the two corner plates through a bearing.
Therefore, the invention can play a role in changing the supporting point by arranging the pushing motor comprising the roller and the connected bearing, can effectively support the crushed top plate, ensures the balance in hand and plays a role in protecting the supporting device. The problem that the broken top plate is damaged again due to unbalanced stress caused by unbalanced stress of the support is effectively solved; the supporting device is convenient to construct, can be assembled, and has simple construction steps, thereby reducing the manufacturing cost.
The foregoing description of the embodiments of the present invention will be described in detail with reference to the accompanying drawings, in order that the technical means of the present invention can be clearly understood, and in order that the above and other objects, features and advantages of the present invention can be more clearly understood.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of a roadway support device for crushing a roof and having a damping effect according to the present invention;
FIG. 2 is a schematic view of the lower surface of a matrix plate according to the present invention;
fig. 3 is a partial schematic view of the roadway support apparatus of the present invention;
FIG. 4 is a schematic structural view of an upper end portion of a pillar according to the present invention;
FIG. 5 is a schematic structural diagram of a door panel according to the present invention.
In the figure: the device comprises a rectangular plate 1, a conical body 2, a countersunk hole 3, an expansion bolt 4, a square groove 5, a spring 6, an upright post 7, a screw hole 8, a steel plate 9, a screw 10, a cross beam 11, a triangular plate 12, a push rod motor 13, a rotary wheel frame 14, a roller 15, a slide rail 16, an annular groove 17, a support plate 18, a telescopic vertical rod 19, a screw 20, a soil breaking cone 21, a wire clamping groove 22, a boss 23, a hinge 24, a door plate 25, a handle 26 and a buckle 27.
Detailed Description
Other aspects, features and advantages of the present invention will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, which form a part of this specification, and which illustrate, by way of example, the principles of the invention. In the referenced drawings, the same or similar components in different drawings are denoted by the same reference numerals.
Furthermore, the terms "upper," "middle," "end," "upper," "inner wall," "disposed," "connected," and the like are to be construed broadly, e.g., "connected," which may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 5, the invention provides a roadway support device with a broken roof and a damping effect, which can effectively change the supporting points of the roof in some aspects, effectively resist the sense of vibration in some aspects, avoid the phenomena of secondary breaking and the like caused by the broken roof, avoid the deformation and damage of the support device caused by extrusion or strong sense of vibration, prolong the service life of the support device, prevent the broken roof from being destroyed again, and effectively reduce the disorder of the internal circuits of the roadway, and comprises rectangular plates 1 made of stainless steel plates, wherein two groups of rectangular plates 1 are arranged, the two groups of rectangular plates 1 are symmetrically arranged, conical bodies 2 are fixedly welded on the lower surface of the rectangular plates 1, countersunk holes 3 are arranged on the lower surface of the rectangular plates 1, and four groups of countersunk holes 3 are arranged, and four groups of counter sink 3 are located the four corners of rectangular plate 1, through four groups of counter sink 3 are located the four corners of rectangular plate 1 respectively, can reach better with rectangular plate 1 fixed in the ground surface. In addition, a first expansion bolt 4 is provided inside the counterbore 3.
The square groove 5 is welded on the upper surface of the rectangular plate 1, and the square groove 5 and the rectangular plate 1 are made of stainless steel and high-strength fine steel. The inside of square groove 5 evenly is provided with spring 6, the spring welding is inside square groove, and the inside at square groove 5 is placed to stand 7 to through the welded mode with spring 6 welding on stand 7, can reach the effect of shock attenuation buffering, avoided causing the supporting device to take place the condition of deformation and damage because of receiving extrusion and strong sense of vibration of perpendicular to stand 8 sides. And the spring 6 is filled in the bottom and the inner wall of the square groove 5, the spring 6 is made of stainless steel and is uniformly distributed on the bottom and the inner wall of the square groove 5, so that a better damping and buffering effect can be achieved.
The rectangular plate 1 is a stainless steel rectangular plate, and the square groove 5 is a stainless steel square groove, so that the rectangular plate 1 and the square groove 5 can be prevented from rusting, and the service lives of the rectangular plate 1 and the square groove 5 can be prolonged.
The upper end of the upright post 7 is provided with four screw holes 8. Stand 7 is provided with two sets ofly, just stand 7 symmetry sets up, and the crossbeam 11 is connected through screw 10 in the upper end of stand 7, for consolidating at welding stand 7 and crossbeam 11, the welding of stand 7 top has slide rail 16, the welding of stand 7 top has ring channel 17, the welding of stand 7 top has a backplate 18.
The supporting and protecting plate 18 is connected with a roller 15 through a sliding rail 16 and an annular groove 17, the roller 15 is connected with a push rod motor 13 through a rotary wheel frame 14, and the push rod motor is connected with the cross beam 11 and a telescopic vertical rod 19 through a triangular plate 12. Can change the strong point position at will through the push rod motor, can effectual support broken roof, reduce the secondary destruction of broken roof.
In addition, the middle of the cross beam 11 is welded with a telescopic vertical rod 19, the telescopic vertical rod is welded with a soil breaking cone 21, the end part of the telescopic vertical rod is welded with a sliding rail 16, the end part of the telescopic vertical rod 19 is welded with an annular groove 17, and the end part of the telescopic vertical rod is welded with a support plate 18. The upper part of the supporting and protecting plate 18 is welded with a soil breaking cone 21, so that the stability of a broken top plate can be better kept.
And the upper end of the inner side of one group of the upright posts 7 is provided with a wire clamping groove 23, one side of the wire clamping groove 22 is provided with a boss 23, the other side of the wire clamping groove 22 is hinged with a door plate 25 through a hinge 24, the center of the door plate 25 is provided with a handle 26, and the door plate 25 can be conveniently opened and closed through the handle 26. And the door panel 25 is fixedly provided with buckles 27, the number of the buckles 27 is consistent with that of the bosses 23, and the buckles 27 and the bosses 23 can be clamped together. The buckle 27 is provided with two sets ofly, and two sets of buckles 27 symmetry sets up, and through the card wire casing 22 of seting up, can arrange the inside circuit that needs to arrange in the tunnel in the inside of card wire casing 22, merge buckle 27 and boss 23 together, can cover door plant 25 on the surface of card wire casing 22, can reach the fixed work to the circuit, and then the range work of the inside circuit of the tunnel of being convenient for.
The working principle of the coal mining roadway support device with the damping and buffering functions of the invention is briefly described below with reference to fig. 1 to 5 in combination with the description of the structural features:
through setting up cone 2 and first expansion bolts 4, can be better fix rectangular plate 1 on the inside earth's surface in tunnel, through setting up push rod motor 13, slide rail 16, ring channel 17, can be better stabilize the supporting plate at the tunnel top to and change the strong point at will, the atress of being convenient for effectively supports broken roof, thereby places the secondary destruction of broken roof. Through setting up spring 6, can be better reach the shock attenuation buffering effect, avoid causing the supporting device to take place the condition of deformation damage because of receiving extrusion and strong vibration sense, prolonged supporting device's life.
Through seting up some card wire casing 22, can arrange the inside circuit that needs to arrange in card wire casing 22 in the tunnel, merge buckle 27 and boss 23 together, can cover door plant 25 on card wire casing 22's surface, can reach the fixed work to the circuit, and then the arrangement work of the inside circuit of the tunnel of being convenient for.
Can change the distance of crossbeam 11 apart from broken roof wantonly through setting up flexible pole setting 19, and then can effectually support the roof, be equipped with the broken soil awl 21 and the broken soil awl that sets up in the flexible pole setting through backup pad upper portion, can stabilize broken roof effectively, can reach the effect of stably supporting to broken roof, avoided because broken roof is because the unstable phenomenon of detritus stone atress. And prevents secondary damage to the crushed roof.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (10)
1. The utility model provides a broken roof just has cushioning effect's roadway support device, includes two stands that the symmetry set up, connects the crossbeam between these two stand tops, its characterized in that:
the bottom of the upright post is provided with a rectangular plate fixed on the ground, the upper surface of the rectangular plate is welded with a square groove, a plurality of springs are uniformly distributed in the square groove, and the upright post is connected with the springs at each position;
the upper ends of the upright posts are welded with a cross beam positioned below the supporting plate, the cross beam is connected with the supporting plate through a push rod motor, the cross beam is welded with a telescopic upright post, and the telescopic upright post, the cross beam and the supporting plate form a triangular structure to support and protect a crushed roadway top plate;
the supporting plate is provided with a sliding rail below, the sliding rail is clamped inside the annular groove, and the width of the sliding rail is equal to the width inside the annular groove.
2. A roof breaking and cushioning roadway support apparatus as claimed in claim 1, wherein said support guard plate is connected to said pusher motor through a slide rail and an annular groove, and said motor is connected to said telescoping mast through an angle plate and a cross member.
3. The roadway support apparatus for crushing the top plate and having the damping effect as claimed in claim 1, wherein a conical body is fixedly welded to the lower surface of the rectangular plate, and a countersunk hole is formed in the lower surface of the rectangular plate, and a first expansion bolt is disposed inside the countersunk hole.
4. A roof crushing and cushioning roadway support apparatus as claimed in claim 1, wherein said telescopic vertical column is located in the middle of the cross beam and is connected to the cross beam and the telescopic vertical column by welding.
5. A roof crushing and cushioning roadway support apparatus as claimed in claim 1, wherein said symmetrical columns and said cross-beams are connected by second expansion screws.
6. A roof crushing and shock absorbing roadway support apparatus as claimed in claim 1, wherein the upper part of said supporting plate is provided with a triangular pyramid.
7. A roof crushing and cushioning roadway support apparatus as claimed in claim 1, wherein said square groove has springs uniformly distributed therein and fills the entire bottom and sides of the square groove.
8. A roof breaking and cushioning roadway support apparatus as claimed in claim 2, wherein the push rod motor and the support plate are connected by a slide rail and an annular groove, and a roller frame is provided on the top of said push rod motor.
9. The roadway support device with the functions of crushing the top plate and damping as claimed in claim 1, wherein a wire clamping groove is formed in the upper end of the inner side of the upright column, a boss is arranged on one side of the wire clamping groove, a door plate is hinged to the other side of the wire clamping groove through a hinge, a handle is mounted on the door plate, and a buckle which can be connected with the boss in a buckling mode is fixedly mounted on the door plate.
10. A roof crushing and cushioning roadway support apparatus as claimed in claim 9, wherein the number of said snap-fit fastener is the same as the number of said boss, and said snap-fit fastener and said boss can be snapped together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806496.1A CN113565547A (en) | 2021-07-16 | 2021-07-16 | Broken roof just has cushioning effect's roadway support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806496.1A CN113565547A (en) | 2021-07-16 | 2021-07-16 | Broken roof just has cushioning effect's roadway support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113565547A true CN113565547A (en) | 2021-10-29 |
Family
ID=78165316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110806496.1A Pending CN113565547A (en) | 2021-07-16 | 2021-07-16 | Broken roof just has cushioning effect's roadway support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113565547A (en) |
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2021
- 2021-07-16 CN CN202110806496.1A patent/CN113565547A/en active Pending
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