CN213144495U - Porous steel energy-absorbing structure controller and mining surrounding rock supporting device - Google Patents
Porous steel energy-absorbing structure controller and mining surrounding rock supporting device Download PDFInfo
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- CN213144495U CN213144495U CN202020498008.6U CN202020498008U CN213144495U CN 213144495 U CN213144495 U CN 213144495U CN 202020498008 U CN202020498008 U CN 202020498008U CN 213144495 U CN213144495 U CN 213144495U
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- absorbing structure
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- surrounding rock
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Abstract
The utility model discloses a porous steel energy-absorbing structure controller and mining surrounding rock supporting device relates to deep earth pressure disaster prevention and control field. The utility model comprises a porous steel, the upper and lower sides of which are provided with a grain layer; the left side and the right side of the porous steel are of wave-shaped or zigzag structures; the front side and the rear side of the porous steel are planes, and a plurality of through holes are uniformly formed in the planes; the grain layer comprises diamond particles and a bonding medium, and the diamond particles are arranged in the bonding medium. The utility model relates to a rationally, simple manufacture, the finished product of preparation has good compression deformation and impact absorption energy characteristic, has guaranteed the energy-absorbing and has strutted the effect, and people can be applicable to different operational environment according to the pattern of the porous steel of impact energy adjustment of difference.
Description
Technical Field
The utility model relates to a deep earth pressure disaster prevention and control field specifically is a porous steel energy-absorbing structure controller and mining surrounding rock supporting device.
Background
At present, the prevention and the treatment of the deep earth pressure disaster mainly depend on support measures such as anchor rods, anchor cables, anchor nets, steel brackets and the like, and because a large amount of elastic energy is released when the earth pressure disaster occurs, the elastic energy acts on surrounding rocks of a roadway in a high-speed stress wave mode, serious destruction or casualty accidents are caused, and great threat is caused to mining of mines.
At present, the purpose of absorbing impact energy is achieved by mainly enhancing the supporting capacity or slowly deforming the energy-absorbing support, however, the impact energy speed is high, the existing component is difficult to effectively absorb the rapid impact energy, and the energy-absorbing support effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a porous steel energy-absorbing structure controller and mining surrounding rock supporting device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
according to the first aspect of the utility model, the porous steel energy-absorbing structure controller is provided, which comprises porous steel, wherein the upper and lower sides of the porous steel are provided with line layers; the left side and the right side of the porous steel are of wave-shaped or zigzag structures; the front side and the rear side of the porous steel are planes, and a plurality of through holes are uniformly formed in the planes;
the grain layer comprises diamond particles and a bonding medium, and the diamond particles are arranged in the bonding medium.
Further, the shape of the through hole includes any one or more of a triangle, a rectangle, a circle and an ellipse.
Furthermore, the number of the rows of the through holes is more than two.
Furthermore, the number of the through holes in each row is more than three.
Furthermore, the porous steel is made of 42CrMo4 material.
Further, the porosity of the porous steel is 20% -100%.
Further, the distance between the centers of two adjacent through holes is 5cm-30 cm.
According to the utility model discloses a second aspect provides a mining surrounding rock supporting device, including the protection post and if the utility model discloses the first aspect porous steel energy-absorbing structure controller, the protection post is equipped with the several with the surrounding rock junction porous steel energy-absorbing structure controller.
Furthermore, the protection columns are symmetrically arranged in pairs and comprise transverse supporting rods and longitudinal supporting rods, and a transverse reinforcing rod is arranged between each pair of protection columns;
two ends of the longitudinal supporting rod are respectively connected to the top and the bottom of the surrounding rock through the porous steel energy absorption structure controller; one end of the transverse supporting rod is fixed to the side portion of the longitudinal supporting rod, and the other end of the transverse supporting rod is connected to the two sides of the surrounding rock through the porous steel energy-absorbing structure controller.
Furthermore, the number of the transverse supporting rods is more than or equal to 2.
Compared with the prior art, a porous steel energy-absorbing structure controller and mining surrounding rock supporting device have following advantage:
a porous steel energy-absorbing structure controller and mining surrounding rock supporting device, reasonable in design, simple manufacture has good compressive deformation and impact energy absorption characteristic, the energy-absorbing is strutted the effect, can adjust the pattern of porous steel according to the impact energy of difference, be applicable to different operational environment, and can reduce the structure through the line layer of upper and lower design and take place to slide, the effect is strutted in the reinforcing, the wave type or the zigzag structure of left and right sides design can make the stress part in the porous steel take place to concentrate, deformation takes place rapidly in both sides behind the atress, reinforcing absorptive capacity.
Drawings
FIG. 1 is a schematic structural view of a porous steel energy absorbing structural controller;
fig. 2 is a schematic structural view of the mining surrounding rock supporting device.
Wherein: 1-porous steel, 2-transverse supporting rods, 3-longitudinal supporting rods, 4-transverse reinforcing rods and 5-surrounding rock.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
A porous steel energy-absorbing structure controller comprises porous steel 1, wherein grain layers are arranged on the upper side and the lower side of the porous steel 1; the left side and the right side of the porous steel 1 are of wave-shaped or zigzag structures; the front side and the rear side of the porous steel 1 are planes, and a plurality of through holes are uniformly formed in the planes;
the grain layer comprises diamond particles and a bonding medium, and the diamond particles are arranged in the bonding medium.
The shape of the through-hole includes any one or more of a triangle, a rectangle, a circle, and an ellipse.
The number of the rows of the through holes is more than two.
The number of the through holes in each row is more than three.
The porous steel 1 is made of 42CrMo4 material.
The porosity of the porous steel 1 is 20% to 100%.
The distance between the circle centers of the two adjacent through holes is 5cm-30 cm.
The utility model provides a mining surrounding rock supporting device, includes protective column and porous steel 1 energy-absorbing structure controller, and protective column and 5 junctions of surrounding rock are equipped with the porous steel 1 energy-absorbing structure controller of several.
The protective columns are symmetrically arranged in pairs and comprise transverse supporting rods 2 and longitudinal supporting rods 3, and a transverse reinforcing rod 4 is arranged between each pair of protective columns;
two ends of the longitudinal supporting rod 3 are respectively connected to the top and the bottom of the surrounding rock 5 through porous steel 1 energy absorption structure controllers; one end of the transverse supporting rod 2 is fixed to the side part of the longitudinal supporting rod 3, and the other end of the transverse supporting rod is connected to two sides of the surrounding rock 5 through a porous steel 1 energy-absorbing structure controller.
The number of the transverse supporting rods 2 is more than or equal to 2.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A porous steel energy-absorbing structure controller comprises porous steel and is characterized in that grain layers are arranged on the upper side and the lower side of the porous steel; the left side and the right side of the porous steel are of wave-shaped or zigzag structures; the front side and the rear side of the porous steel are planes, and a plurality of through holes are uniformly formed in the planes;
the grain layer comprises diamond particles and a bonding medium, and the diamond particles are arranged in the bonding medium;
the shape of the through hole comprises any one or more of a triangle, a rectangle, a circle and an ellipse;
the number of the rows of the through holes is more than two.
2. The porous steel energy absorbing structure controller according to claim 1, wherein the number of through holes in each row is three or more.
3. The porous steel energy absorbing structure controller of claim 1, wherein the porous steel is made of 42CrMo4 material.
4. The porous steel energy absorbing structure controller of claim 1, wherein the porosity of the porous steel is 20% -100%.
5. The porous steel energy-absorbing structure controller according to claim 1, wherein the distance between the centers of two adjacent through holes is 5cm-30 cm.
6. A mining surrounding rock supporting device is characterized by comprising a protective column and the porous steel energy-absorbing structure controller according to any one of claims 1-5, wherein a plurality of porous steel energy-absorbing structure controllers are arranged at the joint of the protective column and surrounding rock.
7. A mining surrounding rock supporting device as claimed in claim 6, wherein the protective columns are symmetrically arranged in pairs and comprise transverse supporting rods and longitudinal supporting rods, and a transverse reinforcing rod is arranged between each pair of protective columns;
two ends of the longitudinal supporting rod are respectively connected to the top and the bottom of the surrounding rock through the porous steel energy absorption structure controller; one end of the transverse supporting rod is fixed to the side portion of the longitudinal supporting rod, and the other end of the transverse supporting rod is connected to the two sides of the surrounding rock through the porous steel energy-absorbing structure controller.
8. A mining wall rock support apparatus according to claim 7, wherein the number of the lateral support rods is 2 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020498008.6U CN213144495U (en) | 2020-04-08 | 2020-04-08 | Porous steel energy-absorbing structure controller and mining surrounding rock supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020498008.6U CN213144495U (en) | 2020-04-08 | 2020-04-08 | Porous steel energy-absorbing structure controller and mining surrounding rock supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213144495U true CN213144495U (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020498008.6U Active CN213144495U (en) | 2020-04-08 | 2020-04-08 | Porous steel energy-absorbing structure controller and mining surrounding rock supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213144495U (en) |
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2020
- 2020-04-08 CN CN202020498008.6U patent/CN213144495U/en active Active
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