CN214741385U - Tunneling operation protection device in coal mining process - Google Patents
Tunneling operation protection device in coal mining process Download PDFInfo
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- CN214741385U CN214741385U CN202120511565.1U CN202120511565U CN214741385U CN 214741385 U CN214741385 U CN 214741385U CN 202120511565 U CN202120511565 U CN 202120511565U CN 214741385 U CN214741385 U CN 214741385U
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Abstract
The utility model belongs to the technical field of coal mining auxiliary equipment, in particular to a coal mining process tunneling operation protection device, which comprises an upper layer protection plate, a middle layer support plate and a lower layer stabilizing plate, wherein the upper layer protection plate comprises an anti-collision layer, a buffer layer and a pressure-resistant layer, the middle layer support plate comprises a lighting window and a middle layer connecting block, the inner side of the lower layer stabilizing plate is provided with a connecting hole, the inner side of the connecting hole is provided with a fixing bolt, when a larger broken coal block drops, the acting force generated by the broken coal block still exists through the anti-collision layer due to the influence of self gravity factor, the acting force of the broken coal block forms impact on the buffer layer, the inner side of the buffer layer is filled with a compression spring which generates deformation under the acting force, and the buffering of the acting force is realized in the deformation process, so that the broken coal block falls through the two sides of the upper layer protection plate, so that no threat is caused to the staff inside the protection device.
Description
Technical Field
The utility model belongs to the technical field of coal mining auxiliary articles equipment, concretely relates to coal mining process tunnelling operation protector.
Background
The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal bed is far away from the ground surface, coal is generally selected to dig a tunnel to the underground, the mineworker coal mine is the mineworker coal mine, when the coal bed is very close to the ground surface, the direct stripping of the surface soil layer is generally selected to dig the coal, the opencast coal mine is the opencast coal mine, most coal mines in China belong to the mineworker coal mine, the coal mine range comprises large areas of the ground, the underground and related facilities, the coal mine is a reasonable space which is excavated by people when digging geological strata rich in the coal, the coal mine generally comprises the tunnel, the underground, a digging surface and the like, the coal is the most main solid fuel, is one of combustible organic rock, is formed by flourishing plants growing in a certain geological age, gradually forming a thick layer in a proper geological environment, is buried in the water bottom or silt and is subjected to the natural coal effect of the long geological age, in the geological periods around the world, most coal is produced in the stratums of the stone charm period, the diavernal period, the Jurassic period and the third period, which is an important coal-forming age, and the carbon content of the coal is generally 46-97%, the coal is brown to black, and the coal has dull to metallic luster.
In the coal mining and tunneling operation process, the broken coal block falls to cause certain damage to workers and affect the life safety of the workers, so that the tunneling operation protection device in the coal mining process is needed.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a coal mining process tunnelling operation protector, through when broken coal cinder drops, because the influence of self gravity factor, broken coal cinder can produce certain effort to the anticollision layer, the high elasticity that has reversible deformation through rubber, rubber produces deformation under the effort of broken coal cinder, and form reaction force to broken coal cinder at the in-process of deformation, and then make broken coal cinder fall via the both sides of upper guard plate, thereby can not lead to the fact the threat to the staff of protector the inside, setting through the withstand voltage layer, a third layer protection for staff inside the protector, thereby improve protector's the characteristics of the protective effect.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal mining process tunnelling operation protector, includes upper guard plate, middle level backup pad, lower floor's steady board, the upper guard plate includes anticollision layer, buffer layer, resistance to pressure layer, the middle level backup pad includes daylighting window, middle level connecting block, the inboard of lower floor's steady board is provided with the connecting hole, the inboard of connecting hole is provided with fixing bolt.
Preferably, the upper-layer protection plate is arranged in a circular arc structure, a group of upper connecting blocks is arranged at the lower end positions of the left side and the right side of the upper-layer protection plate, the number of each group of upper connecting blocks is two, the distance between the two upper connecting blocks in the same group is matched with the width of the middle connecting block, the upper connecting block is arranged in a rectangular structure, and the length of the upper connecting block is the same as that of the upper-layer protection plate; in coal mining and tunnelling operation process, broken coal cinder ground drops and can cause certain injury to the staff, influences staff's life safety, through the setting of upper guard plate for block the broken coal cinder that drops, and then form the life safety protection to the staff, thereby improve the security of coal mining process tunnelling operation.
Preferably, the anti-collision layer is arranged in a circular arc structure, rubber is filled in the inner side of the anti-collision layer, the anti-collision layer is arranged at the position of the outer ring of the buffer layer, and the radians of the anti-collision layer and the buffer layer are equal; when broken coal cinder dropped, because the influence of self gravity factor, broken coal cinder can produce certain effort to the anticollision layer, has reversible deformation's high elasticity through rubber, and rubber produces deformation under the effort of broken coal cinder to at the in-process of deformation to broken coal cinder formation reaction force, and then make broken coal cinder fall via the both sides of upper guard plate, thereby can not lead to the fact the threat to the staff of protector the inside.
Preferably, the buffer layer is arranged in an arc-shaped structure, the inner side of the buffer layer is provided with a compression spring, the buffer layer is arranged at the position of the outer ring of the pressure-resistant layer, and the radian of the buffer layer is equal to that of the pressure-resistant layer; when great broken coal cinder drops, because the influence of self gravity factor, when the effort that its produced still exists through the anticollision layer, the effort that its exists forms the impact to the buffer layer, and the inboard packing through the buffer layer has compression spring, and its compression spring produces deformation under the effort to realize the buffering to the effort at the in-process of deformation, and then make broken coal cinder fall via the both sides of upper guard plate, thereby can not lead to the fact the threat to the staff of protector the inside.
Preferably, the pressure-resistant layer is arranged in a circular arc structure, and pearl wool is filled in the inner side of the buffer layer; through the setting of withstand voltage layer for to protector inside staff's third layer protection, thereby improve protector's protecting effect.
Preferably, the middle support plates are arranged in a rectangular structure, the number of the middle support plates is two, each middle support plate comprises two middle connecting blocks, and the inner side of each middle connecting block is provided with two connecting holes; through the middle level connecting block with the upper end inject corresponding upper strata connecting block, then penetrate the connecting hole in proper order through fixing bolt, realize the fast assembly of middle level backup pad and upper guard plate.
Preferably, the lighting window is of a rectangular structure, and a transparent plastic plate is arranged on the inner ring of the lighting window; through the setting of lighting window, the illumination light of making things convenient for coal mining lane shines into, and then can not influence staff's normal work.
Preferably, the lower-layer stabilizing plate is arranged in a rectangular structure, two lower-layer connecting inner grooves are arranged on the inner side of the lower-layer stabilizing plate, each lower-layer connecting inner groove is a groove body in the rectangular structure, and the size of each lower-layer connecting inner groove is matched with that of the middle-layer connecting block; when the fixing device is used, the lower-layer stabilizing plate is stably placed above the ground of the coal mining mine tunnel, then the middle-layer connecting block at the lower end is inserted into the lower-layer connecting inner groove, and then the connecting holes are sequentially penetrated through the fixing bolts, so that the quick assembly of the middle-layer supporting plate and the lower-layer stabilizing plate is realized.
Compared with the prior art, the beneficial effects of the utility model are that: when the broken coal blocks drop, the broken coal blocks generate certain acting force on the anti-collision layer due to the influence of self gravity factors, the rubber has high elasticity of reversible deformation, the rubber deforms under the acting force of the broken coal blocks and forms reaction force on the broken coal blocks in the deformation process, so that the broken coal blocks fall down through two sides of the upper protection plate, workers in the protection device cannot be threatened, when larger broken coal blocks drop, the acting force generated by the broken coal blocks still exists through the anti-collision layer due to the influence of the self gravity factors impacts the buffer layer, the compression springs are filled in the inner side of the buffer layer and deform under the acting force, the buffering of the acting force is realized in the deformation process, and the broken coal blocks fall down through two sides of the upper protection plate, thereby can not cause the threat to the staff of protector the inside, setting through the resistance to pressure layer, a third layer protection to the staff of protector the inside, thereby improve protector's protecting effect, through the middle level connecting block with the upper end inject corresponding upper strata connecting block, then penetrate the connecting hole in proper order through fixing bolt, realize the fast assembly of middle level backup pad and upper strata guard plate, through the setting of daylighting window, the illumination light illumination that makes things convenient for the coal mining ore deposit way comes in, and then can not influence staff's normal work.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a front view of the present invention;
FIG. 2 is a front view of the upper protection plate according to the present invention;
fig. 3 is a front view of the middle support plate according to the present invention;
fig. 4 is a schematic structural view of a lower layer stabilizing plate in the present invention;
fig. 5 is a schematic structural view of the middle support plate and the lower stabilizing plate of the present invention after being assembled;
in the figure: 1. an upper layer guard plate; 11. an anti-collision layer; 12. a buffer layer; 13. a pressure-resistant layer; 2. a middle layer support plate; 21. a lighting window; 22. a middle layer connecting block; 3. a lower layer stabilizing plate; 31. the lower layer is connected with the inner groove; 4. connecting holes; 5. fixing the bolt; 6. and an upper connecting block.
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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a coal mining process tunnelling operation protector, includes upper guard plate 1, middle level backup pad 2, lower floor's steady board 3, upper guard plate 1 includes anticollision layer 11, buffer layer 12, withstand voltage layer 13, middle level backup pad 2 includes daylighting window 21, middle level connecting block 22, the inboard of lower floor's steady board 3 is provided with connecting hole 4, the inboard of connecting hole 4 is provided with fixing bolt 5.
Specifically, the upper-layer protection plate 1 is arranged in a circular arc structure, a group of upper connecting blocks 6 is arranged at the lower end positions of the left side and the right side of the upper-layer protection plate 1, the number of each group of upper connecting blocks 6 is two, the distance between the two upper connecting blocks 6 in the same group is matched with the width of the middle-layer connecting block 22, the upper connecting blocks 6 are arranged in a rectangular structure, and the length of the upper connecting blocks 6 is the same as that of the upper-layer protection plate 1; in coal mining and tunnelling operation process, broken coal cinder ground drops and can cause certain injury to the staff, influences staff's life safety, through the setting of upper guard plate 1 for block the broken coal cinder that drops, and then form the life safety protection to the staff, thereby improve the security of coal mining process tunnelling operation.
Specifically, the anti-collision layer 11 is arranged in an arc-shaped structure, rubber is filled in the inner side of the anti-collision layer 11, the anti-collision layer 11 is arranged at the position of the outer ring of the buffer layer 12, and the radians of the anti-collision layer 11 and the buffer layer 12 are equal; when broken coal cinder dropped, because the influence of self gravity factor, broken coal cinder can produce certain effort to anticollision layer 11, has reversible deformation's high elasticity through rubber, and rubber produces deformation under the effort of broken coal cinder to at the in-process of deformation to broken coal cinder formation reaction force, and then make broken coal cinder fall via the both sides of upper guard plate 1, thereby can not lead to the fact the threat to the staff of protector the inside.
Specifically, the buffer layer 12 is arranged in an arc-shaped structure, a compression spring is arranged on the inner side of the buffer layer 12, the buffer layer 12 is arranged at the position of the outer ring of the pressure-resistant layer 13, and the radians of the buffer layer 12 and the pressure-resistant layer 13 are equal; when great broken coal cinder drops, because the influence of self gravity factor, when the effort that its produced still exists through anticollision layer 11, the effort that its exists forms the impact to buffer layer 12, the inboard packing through buffer layer 12 has compression spring, its compression spring produces deformation under the effort to realize the buffering to the effort at the in-process of deformation, and then make broken coal cinder fall via the both sides of upper guard plate 1, thereby can not lead to the fact the threat to the staff of protector the inside.
Specifically, the pressure-resistant layer 13 is arranged in an arc-shaped structure, and the inner side of the buffer layer 12 is filled with pearl wool; through the setting of withstand voltage layer 13 for to the protection of protector inside staff's third layer, thereby improve protector's protective effect.
Specifically, the middle support plates 2 are arranged in a rectangular structure, the number of the middle support plates 2 is two, each middle support plate 2 comprises two middle connection blocks 22, and two connection holes 4 are formed in the inner side of each middle connection block 22; the middle layer supporting plate 2 and the upper layer protection plate 1 are quickly assembled by inserting the middle layer connecting block 22 at the upper end into the corresponding upper layer connecting block 6 and then sequentially penetrating the connecting holes 4 through the fixing bolts 5.
Specifically, the lighting window 21 is of a rectangular structure, and a transparent plastic plate is arranged on the inner ring of the lighting window 21; through the setting of lighting window 21, the illumination light of the mining lane of the convenient coal mine shines into, and then can not influence staff's normal work.
Specifically, the lower-layer stabilizing plate 3 is arranged in a rectangular structure, two lower-layer connecting inner grooves 31 are arranged on the inner side of the lower-layer stabilizing plate 3, the lower-layer connecting inner grooves 31 are groove bodies with rectangular structures, and the size of the lower-layer connecting inner grooves 31 is matched with that of the middle-layer connecting block 22; during the use, with the steady top of placing coal mining mine ground in of lower floor's stabilizing plate 3, then inject the middle level connecting block 22 of lower extreme into lower floor's connection inside groove 31, then penetrate connecting hole 4 through fixing bolt 5 in proper order, realize the fast assembly of middle level backup pad 2 and lower floor's stabilizing plate 3.
The working principle and the using process of the invention are as follows: when in use, the lower layer stabilizing plate 3 is stably placed above the ground of the coal mining mine, then the middle layer connecting block 22 at the lower end is inserted into the lower layer connecting inner groove 31, then the connecting holes 4 are sequentially penetrated through the fixing bolts 5, the quick assembly of the middle layer supporting plate 2 and the lower layer stabilizing plate 3 is realized, then the middle layer connecting block 22 at the upper end is inserted into the corresponding upper layer connecting block 6, and then the connecting holes 4 are sequentially penetrated through the fixing bolts 5, the quick assembly of the middle layer supporting plate 2 and the upper layer protection plate 1 is realized, the illumination light of the coal mining mine is conveniently irradiated through the lighting window 21, further the normal work of workers is not influenced, in the coal mining and tunneling operation process, the falling of the broken coal blocks can cause certain damage to the workers, the life safety of the workers is influenced, and through the arrangement of the upper layer protection plate 1, the anti-collision device is used for blocking falling broken coal blocks and further forming life safety protection for workers, when the broken coal blocks fall, certain acting force can be generated on the anti-collision layer 11 by the broken coal blocks due to the influence of self gravity factors, the rubber has high elasticity of reversible deformation, the rubber deforms under the acting force of the broken coal blocks and forms reaction force on the broken coal blocks in the deformation process, the broken coal blocks further fall down through two sides of the upper protection plate 1, so that no threat can be caused to workers in the protection device, when the larger broken coal blocks fall, the acting force generated by the rubber due to the influence of the self gravity factors still exists through the anti-collision layer 11 and forms impact on the buffer layer 12, the compression spring is filled through the inner side of the buffer layer 12 and deforms under the acting force, and the buffering of the acting force is realized in the deformation process, and then make broken coal cinder fall via the both sides of upper guard plate 1 to can not lead to the fact the threat to the staff of protector the inside, through the setting of resistance to pressure layer 13, be used for the third layer protection to protector the inside staff, thereby improve protector's protective effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a coal mining process tunnelling operation protector which characterized in that: the anti-collision protective plate comprises an upper-layer protective plate (1), a middle-layer supporting plate (2) and a lower-layer stabilizing plate (3), wherein the upper-layer protective plate (1) comprises an anti-collision layer (11), a buffer layer (12) and a pressure-resistant layer (13), the middle-layer supporting plate (2) comprises a lighting window (21) and a middle-layer connecting block (22), a connecting hole (4) is formed in the inner side of the lower-layer stabilizing plate (3), and a fixing bolt (5) is arranged on the inner side of the connecting hole (4).
2. A coal mining process ripping operation guard according to claim 1, wherein: the upper guard plate (1) is arranged in a circular arc-shaped structure, a group of upper connecting blocks (6) are arranged at the lower end positions of the left side and the right side of the upper guard plate (1), the number of each group of upper connecting blocks (6) is two, the distance between the two upper connecting blocks (6) in the same group is matched with the width of the middle connecting block (22), the upper connecting blocks (6) are arranged in a rectangular structure, and the length of the upper connecting blocks (6) is the same as that of the upper guard plate (1).
3. A coal mining process ripping operation guard according to claim 1, wherein: the anti-collision layer (11) is of a circular arc-shaped structure, rubber is filled in the inner side of the anti-collision layer (11), the anti-collision layer (11) is arranged at the outer ring position of the buffer layer (12), and the radians of the anti-collision layer (11) and the buffer layer (12) are equal.
4. A coal mining process ripping operation guard according to claim 1, wherein: the buffer layer (12) is arranged in a circular arc structure, the inner side of the buffer layer (12) is provided with a compression spring, the buffer layer (12) is arranged at the position of the outer ring of the pressure-resistant layer (13), and the radian of the buffer layer (12) is equal to that of the pressure-resistant layer (13).
5. A coal mining process ripping operation guard according to claim 1, wherein: the pressure-resistant layer (13) is arranged in a circular arc structure, and pearl wool is filled in the inner side of the buffer layer (12).
6. A coal mining process ripping operation guard according to claim 1, wherein: the middle layer supporting plate (2) is of a rectangular structure, the number of the middle layer supporting plates (2) is two, each middle layer supporting plate (2) comprises two middle layer connecting blocks (22), and two connecting holes (4) are formed in the inner side of each middle layer connecting block (22).
7. A coal mining process ripping operation guard according to claim 1, wherein: the lighting window (21) is of a rectangular structure, and a transparent plastic plate is arranged on the inner ring of the lighting window (21).
8. A coal mining process ripping operation guard according to claim 1, wherein: the lower-layer stabilizing plate (3) is of a rectangular structure, two lower-layer connecting inner grooves (31) are formed in the inner side of the lower-layer stabilizing plate (3), the lower-layer connecting inner grooves (31) are groove bodies of the rectangular structure, and the size of the lower-layer connecting inner grooves (31) is matched with that of the middle-layer connecting block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120511565.1U CN214741385U (en) | 2021-03-10 | 2021-03-10 | Tunneling operation protection device in coal mining process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120511565.1U CN214741385U (en) | 2021-03-10 | 2021-03-10 | Tunneling operation protection device in coal mining process |
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| Publication Number | Publication Date |
|---|---|
| CN214741385U true CN214741385U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120511565.1U Active CN214741385U (en) | 2021-03-10 | 2021-03-10 | Tunneling operation protection device in coal mining process |
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| CN (1) | CN214741385U (en) |
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2021
- 2021-03-10 CN CN202120511565.1U patent/CN214741385U/en active Active
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