CN217440040U - Protection device and mine drop shaft - Google Patents

Protection device and mine drop shaft Download PDF

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Publication number
CN217440040U
CN217440040U CN202123318010.4U CN202123318010U CN217440040U CN 217440040 U CN217440040 U CN 217440040U CN 202123318010 U CN202123318010 U CN 202123318010U CN 217440040 U CN217440040 U CN 217440040U
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China
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bolt
reinforcing
protective
reinforcing plate
bolts
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CN202123318010.4U
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Chinese (zh)
Inventor
李新明
魏宇
马志浩
刘志中
秦利斌
杨景华
马超
张玉龙
张欣
赵旭光
刘天领
殷立勇
韩伟民
沈宇超
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Shougang Luannan Macheng Mining Co ltd
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Shougang Luannan Macheng Mining Co ltd
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Abstract

The utility model discloses a protection device and mine drop shaft belongs to mine drop shaft system, is applicable to the wall of a well protection to main drop shaft in mine or drop shaft to one side, and main drop shaft all has the well body with the drop shaft to one side, and this protection device includes backplate, pouring body, reinforcement and bolt. The protective pipe comprises a well body, a plurality of protective plates, a plurality of connecting rods and a plurality of connecting rods, wherein the protective plates are arranged in the well body, and are arranged around the axis of the well body to form a protective pipe; the casting body is attached and arranged in an annular space between the inner wall of the well body and the guard plate; the reinforcing pieces are arranged in the pouring body; the bolt corresponds the setting with the reinforcement, and every backplate corresponds and sets up a plurality of bolts, and the nut of every bolt sets up in the protective tube that the backplate formed, and the rod end of bolt passes corresponding backplate and the reinforcement that corresponds in proper order, and the rod end of bolt sets up in the pouring body. The utility model provides a device, the anchor power of bolt is strong, can improve the joint strength between bolt and the pouring body, avoids the bolt not hard up, and the backplate can not drop, stabilizes the enterprise's production.

Description

Protection device and mine drop shaft
Technical Field
The utility model belongs to the technical field of mine drop shaft system, concretely relates to protection device and mine drop shaft.
Background
The main orepass and the inclined orepass of the mine are used as throat main roads for underground mine production, and the stability of the main orepass and the inclined orepass directly influences the stable production of the underground mine. Present underground mine owner drop shaft mainly adopts backplate + reinforced concrete to strut, the anchor bolt is in the same place with reinforced concrete's reinforcement welding, it is little to utilize this kind of mounting means anchor power, the backplate is firm inadequately, backplate installation process part position receives the operation space restriction simultaneously, can not guarantee welding quality, ubiquitous bolt is not hard up to cause the backplate to drop in process of production, lead to main drop shaft to receive the impact, wearing and tearing destruction, and the backplate repair process degree of difficulty is big, danger coefficient is high, seriously influence enterprise safety and stability production.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a protection device and mine drop shaft, this protection device can improve the anchoring strength of bolt, avoids the backplate to drop, stabilizes the production of enterprise.
The technical scheme of the utility model is that:
on the one hand, the utility model provides a protection device is applicable to the wall of a well protection to mine owner drop shaft or inclined drop shaft, owner drop shaft with inclined drop shaft all has the well body, protection device includes:
the protective plate is provided with a plurality of protective plates, the protective plates are arranged in the well body, and the protective plates are arranged around the axis of the well body to form a protective tube;
the pouring body is filled in an annular space between the inner wall of the well body and the guard plate;
a plurality of reinforcing members provided in the casting body;
the bolt with the reinforcement corresponds the setting, every the backplate corresponds and sets up a plurality ofly the bolt, every the nut of bolt set up in the protective tube that the backplate formed, the pole portion of bolt wears to establish corresponding on the backplate, the pole portion of bolt with the reinforcement is connected, the rod end of bolt set up in the pouring body.
Furthermore, the reinforcing part comprises a reinforcing plate, reinforcing holes are formed in the reinforcing plate, the rod parts of the bolts penetrate through the corresponding reinforcing holes of the reinforcing part, and the rod sections of the bolts penetrating through the reinforcing holes are connected with the corresponding reinforcing part in a welding mode.
Furthermore, the reinforcing part comprises pins, pin holes are formed in the rod parts of the bolts, the pins are inserted into the corresponding pin holes of the bolts, and two ends of each pin extend out of the corresponding bolt.
Furthermore, the reinforcing part comprises a reinforcing plate and a pin, the pin is arranged corresponding to the reinforcing plate, the reinforcing plate is provided with a reinforcing hole, the rod part of the bolt is provided with a pin hole,
the pins are inserted into the corresponding pin holes of the bolts, and two ends of each pin extend out of the corresponding bolt;
one side of the reinforcing plate is connected with the corresponding rod part of the bolt, and one side of the reinforcing plate is connected with the part of the corresponding pin extending out of the bolt.
Furthermore, one side of the reinforcing plate is provided with a groove, and the rod part of the bolt is embedded in the corresponding groove of the reinforcing plate.
Further, the bolts are connected with the corresponding reinforcing plates in a welding mode.
Furthermore, each bolt is correspondingly provided with a plurality of pins, each bolt is correspondingly provided with a plurality of reinforcing plates, the pin of each bolt is correspondingly arranged with the reinforcing plate,
one side of each reinforcing plate is connected to the rod part of the corresponding bolt, one surface of each reinforcing plate is connected to the part of the corresponding pin extending out of the bolt, and the pins are arranged at intervals along the axial direction of the bolt;
each pin and each reinforcing plate are arranged in the casting body.
Further, the casting body is reinforced concrete, and the rod part of the bolt and the reinforcing plate are welded with steel bars in the reinforced concrete.
Furthermore, counter bores are formed in the guard plates, the counter bores of the guard plates correspond to the bolts, and nuts of the bolts are arranged in the corresponding counter bores of the guard plates.
On the other hand, the utility model provides a mine drop shaft, the mine drop shaft includes foretell a protection device and well body, protection device is provided with a plurality ofly, every protection device set up in it is internal, a plurality of protection device along the axis of the well body joins gradually the setting, and is a plurality of protection device's protection tube communicates in proper order.
The beneficial effects of the utility model include at least:
the utility model provides a pair of protection device and mine drop shaft, protection device are applicable to the wall of a well protection to mine owner drop shaft or drop shaft to one side, and main drop shaft all has the well body with the drop shaft to one side, and this protection device includes backplate, pouring body, reinforcement and bolt. The protective pipe comprises a well body, a plurality of protective plates, a plurality of connecting rods and a plurality of connecting rods, wherein the protective plates are arranged in the well body, and are arranged around the axis of the well body to form a protective pipe; the casting body is attached and arranged in an annular space between the inner wall of the well body and the guard plate; the reinforcing parts are arranged in the pouring body; the bolt corresponds the setting with the reinforcement, and every backplate corresponds and sets up a plurality of bolts, and the nut of every bolt sets up in the protective tube that the backplate formed, and the rod end of bolt passes corresponding backplate and the reinforcement that corresponds in proper order, and the rod end of bolt sets up in the pouring body. When the guard plate is installed, the bolt and the reinforcing piece can be fixedly connected on a well for prefabricating, then the prefabricated bolt and the reinforcing piece are placed at preset positions, and after the guard plate is connected with the bolt, a gap between the guard plate and a well body is poured to form a pouring body, so that the site construction is facilitated; the size of reinforcement is greater than the bolt, and the reinforcement imbeds the pouring body in the pouring process, therefore the anchor power is strong, can improve the joint strength between bolt and the pouring body, avoids the bolt not hard up, and the backplate can not drop, stabilizes the enterprise's production.
Drawings
FIG. 1 is a schematic structural view of a main orepass of a mine according to this embodiment;
FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1;
fig. 3 is a side cross-sectional view of fig. 2.
Description of reference numerals: 1-well body, 2-guard plate, 3-casting body, 301-steel bar, 4-reinforcing member, 401-reinforcing plate, 402-pin and 5-bolt.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
Fig. 1 is a schematic structural diagram of a main ore pass of a mine of this embodiment, fig. 2 is a sectional structural diagram of a-a in fig. 1, fig. 3 is a side sectional diagram of fig. 2, and fig. 1 to fig. 3 are combined, and on the one hand, the utility model provides a protection device is applicable to the wall of a well protection to main ore pass of mine or inclined ore pass, and main ore pass and inclined ore pass all have well body 1, and this protection device includes backplate 2, pouring body 3, reinforcement 4 and bolt 5.
The protective pipe comprises a well body 1, a protective plate 2, a plurality of protective plates 2 and a plurality of protective pipes, wherein the protective plates 2 are arranged in the well body 1, and the protective pipes are formed by the protective plates 2 around the axis of the well body 1; the casting body 3 is filled in an annular space between the inner wall of the well body 1 and the guard plate 2; the reinforcing member 4 is provided in plurality, and the reinforcing member 4 is arranged in the casting body 3; bolt 5 corresponds the setting with reinforcement 4, and every backplate 2 corresponds and sets up a plurality of bolts 5, and the nut of every bolt 5 sets up in the protective tube that backplate 2 formed, and corresponding backplate 2 and the reinforcement 4 that corresponds are passed in proper order to the rod end of bolt 5, and the rod end of bolt 5 sets up in pouring body 3.
When the protection plate 2 is installed, the bolt 5 and the reinforcing part 4 can be fixedly connected on the well for prefabrication, then the prefabricated bolt 5 and the reinforcing part 4 are placed at a preset position, after the protection plate 2 is connected with the bolt 5, a gap between the protection plate 2 and the well body 1 is poured to form a pouring body 3, and site construction is facilitated; the size of reinforcement 4 is greater than bolt 5, and reinforcement 4 imbeds in the pouring body 3 at the pouring in-process, therefore anchor power is strong, can improve the joint strength between bolt 5 and the pouring body 3, avoids bolt 5 not hard up.
Since the destructive force is large in the process of downward sliding of the ore, the protection plate 2 may be made of a manganese steel plate with high strength, such as 65Mn or 50Mn, but is not limited. The dimensions of the cover plates 2 can also be chosen flexibly according to requirements, for example, two adjacent cover plates 2 can be provided with mutually matching recesses and projections, which are not limited here. Each guard plate 2 may be provided with 2 bolts 5, or may be provided with 3 or 4 bolts 5, which is not limited herein.
Further, in this embodiment, with reference to fig. 1 to 3, the reinforcing member 4 includes a reinforcing plate 401, a reinforcing hole is provided on the reinforcing plate 401, a rod portion of the bolt 5 is inserted into the reinforcing hole of the corresponding reinforcing member 4, and a rod portion of the bolt 5 inserted into the reinforcing hole is welded to the corresponding reinforcing member 4.
Preferably, in the present embodiment, the difference between the diameter of the reinforcing hole in the reinforcing plate 401 and the diameter of the bolt 5 is 5 to 10mm, and in this range, the welding strength between the reinforcing plate 401 and the bolt 5 is the highest. More specifically, in the present embodiment, the thickness of the reinforcing plate 401 is 8 to 15 mm.
Further, referring to fig. 2, in the present embodiment, the reinforcing plate 401 may be circular, or may be rectangular, which is not limited herein; the reinforcing plate 401 is arranged perpendicular to the radial direction of the well body 1, the acting force of the bolt 5 received by the reinforcing plate 401 is radial, and therefore the strength of the radial arrangement of the reinforcing plate 401 is highest.
Further, the reinforcing member 4 may include pins 402, a shaft portion of each bolt 5 is provided with a pin hole, the pins 402 are inserted into the pin holes of the corresponding bolts 5, and both ends of the pins 402 protrude from the corresponding bolts 5. Like this, during pouring body 3 is pricked into at the both ends of the pin 402 among the embedding pouring body 3, can improve bolt 5 and pouring body 3's effective area to improve the anchor power of bolt 5 in pouring body 3, thereby make setting that backplate 2 can be stable can not drop in well body 1, go on along backplate 2 when the ore is followed well body 1 internal slipping, avoid the ore to 1 direct impact of well body, stabilized enterprise's production.
Preferably, in this embodiment, with reference to fig. 1 to 3, the reinforcing member 4 includes a reinforcing plate 401 and a pin 402, the pin 402 is disposed corresponding to the reinforcing plate 401, the reinforcing plate 401 is disposed with a reinforcing hole, the rod portion of the bolt 5 is disposed with a pin hole, the pin 402 is inserted into the pin hole of the corresponding bolt 5, and two ends of the pin 402 protrude out of the corresponding bolt 5; one side of the reinforcing plate 401 is connected to the rod portion of the corresponding bolt 5, and one side of the reinforcing plate 401 is connected to the portion of the corresponding pin 402 protruding from the bolt 5. The reinforcing plate 401 and the pin 402 are combined to reinforce the protector plate 2, and the strength is higher.
One side of the reinforcing plate 401 is provided with a groove, and the rod part of the bolt 5 is embedded in the corresponding groove of the reinforcing plate 401.
Preferably, in the present embodiment, the bolts 5 are welded to the corresponding reinforcing plates 401, and the connection is stable.
Further, a plurality of pins 402 are provided for each bolt 5, a plurality of reinforcing plates 401 are provided for each bolt 5, the pin 402 of each bolt 5 is provided corresponding to the reinforcing plate 401,
one side of each reinforcing plate 401 is connected to the rod part of the corresponding bolt 5, one side of each reinforcing plate 401 is connected to the part of the corresponding pin 402 extending out of the bolt 5, and a plurality of pins 402 are arranged at intervals along the axial direction of the bolt 5;
each pin 402 and each reinforcing plate 401 are arranged inside the casting body 3.
The plurality of pins 402 may be provided radially about the bolt 5, and the plurality of pins 402 may be provided at intervals along the axial direction of the bolt 5.
Preferably, in conjunction with fig. 2, the axial direction of each pin 4026 is disposed perpendicular to the radial direction of the well body 1.
In the present embodiment, in particular, the pin hole diameter of the bolt 5 may be 10-14mm,
in order to further increase the anchoring force, in this embodiment the shank of the bolt 5 is welded to the reinforcement 301 in the casting 3. The casting body 3 is made of reinforced concrete 301, the reinforcing steel bars 301 are arranged in the casting body along the circumferential direction and the axial direction of the well body 1, the rod part of the bolt 5 can be welded with the reinforcing steel bars 301 arranged in the axial direction, and the rod part of the bolt 5 can be simultaneously connected with a plurality of reinforcing steel bars 301 arranged in the axial direction, which is not limited herein.
Specifically, in this embodiment, the cast body 3 may be a reinforcement 3016 concrete, and is obtained by forming a skeleton from the reinforcement 3016 and then pouring concrete onto the skeleton.
In order to further improve the connection strength between the bolt 5 and the cast body 3, in this embodiment, the rod portion of the bolt 5 and the reinforcing plate 401 may be welded to the steel bar 301 in the steel bar 301 concrete, and then the protector plate 2 is installed, and finally the concrete casting is performed.
The reinforcing bars 301 in the reinforced concrete 301 are arranged along the axial direction of the well body 1, and also arranged along the axial direction of the well body 1, and the reinforcing plate 401 may be welded to any one of the reinforcing bars 301, or may be welded to both types of the reinforcing bars 301, and is not limited herein.
In order to avoid damage to the nuts due to collision of the ore with the nuts of the bolts 5 when the ore slips down from the main or slant chute, referring to fig. 1, in this embodiment, the protection plate 2 may be provided with counter bores, the counter bore of each protection plate 2 is provided corresponding to a plurality of bolts 5, and the nut of each bolt 5 is provided in the counter bore of the corresponding protection plate 2.
On the other hand, the utility model also provides a mine drop shaft, including foretell protection device and well body 1, protection device is provided with a plurality ofly, and a plurality of protection device connect the setting in proper order along the axis of the well body 1, and a plurality of protection device's protection tube communicates in proper order. Every protection tube clearance sets up in the well body 1, the space packing between every protection tube and the well body 1 has pouring body 3, the tip of protection tube can have 2 stagger joints of protection shield and set up arch and the recess that forms, in two adjacent protection tubes, the recess of the upper end of lower protection tube should cooperate with the arch of the lower extreme of the protection tube above, the arch of the upper end of lower protection tube should cooperate with the recess of the lower extreme of the protection tube above, so that the junction of two adjacent protection tubes combines the setting, when the pouring concrete, the concrete can not flow out to in the protection tube.
The mine orepass can be a main orepass or an inclined orepass.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims (10)

1. The utility model provides a protection device, is applicable to the wall of a well protection to mine owner drop shaft or inclined drop shaft, owner drop shaft with inclined drop shaft all has the well body, its characterized in that, protection device includes:
the protective plate is provided with a plurality of protective plates, the protective plates are arranged in the well body, and the protective plates are arranged around the axis of the well body to form a protective tube;
the pouring body is filled in an annular space between the inner wall of the well body and the guard plate;
a plurality of reinforcing members provided in the casting body;
the bolt, the bolt with the reinforcement corresponds the setting, every the backplate corresponds and sets up a plurality ofly the bolt, every the nut of bolt set up in the protective tube that the backplate formed, the pole portion of bolt wears to establish and corresponds on the backplate, the pole portion of bolt with the reinforcement is connected, the rod end of bolt set up in the pouring body.
2. The protection device of claim 1, wherein the reinforcing member comprises a reinforcing plate, the reinforcing plate is provided with reinforcing holes, the rod portion of the bolt is inserted into the corresponding reinforcing hole of the reinforcing member, and the rod portion of the bolt inserted into the reinforcing hole is welded to the corresponding reinforcing member.
3. The protection device according to claim 1, wherein the reinforcing member comprises pins, each of the bolts has a rod portion provided with a pin hole, the pins are inserted into the pin holes of the corresponding bolts, and both ends of the pins extend out of the corresponding bolts.
4. The protection device according to claim 1, wherein the reinforcing member includes a reinforcing plate and a pin, the pin is provided in correspondence with the reinforcing plate, the reinforcing plate is provided with a reinforcing hole, a shaft portion of the bolt is provided with a pin hole,
the pins are inserted into the corresponding pin holes of the bolts, and two ends of each pin extend out of the corresponding bolt;
one side of the reinforcing plate is connected with the corresponding rod part of the bolt, and one side of the reinforcing plate is connected with the part of the corresponding pin extending out of the bolt.
5. The protection device of claim 4, wherein one side of the reinforcing plate is provided with a groove, and the rod part of the bolt is embedded in the groove of the corresponding reinforcing plate.
6. A protective device according to claim 4, wherein the bolts are welded to the respective reinforcing plates.
7. A protector according to claim 4 wherein a plurality of said pins are provided for each of said bolts, a plurality of said reinforcing plates are provided for each of said bolts, and the pins of each of said bolts are provided for the reinforcing plates,
one side of each reinforcing plate is connected to the rod part of the corresponding bolt, one surface of each reinforcing plate is connected to the part of the corresponding pin extending out of the bolt, and the pins are arranged at intervals along the axial direction of the bolt;
each pin and each reinforcing plate are arranged in the casting body.
8. A protective device according to claim 2 or 4, wherein the cast body is reinforced concrete, and the rod part of the bolt and the reinforcing plate are welded to reinforcing steel bars in the reinforced concrete.
9. The protective device according to claim 8, wherein the protective plates are provided with counter bores, the counter bore of each protective plate is arranged corresponding to the plurality of bolts, and the nut of each bolt is arranged in the counter bore of the corresponding protective plate.
10. A mine chute comprising a plurality of the protection device of any one of claims 1 to 9 and a well body, wherein the protection device is provided in plurality, each of the protection devices is provided in the well body, the plurality of the protection devices are sequentially arranged in a joint manner along an axis of the well body, and protection pipes of the plurality of the protection devices are sequentially communicated.
CN202123318010.4U 2021-12-27 2021-12-27 Protection device and mine drop shaft Active CN217440040U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123318010.4U CN217440040U (en) 2021-12-27 2021-12-27 Protection device and mine drop shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123318010.4U CN217440040U (en) 2021-12-27 2021-12-27 Protection device and mine drop shaft

Publications (1)

Publication Number Publication Date
CN217440040U true CN217440040U (en) 2022-09-16

Family

ID=83211764

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123318010.4U Active CN217440040U (en) 2021-12-27 2021-12-27 Protection device and mine drop shaft

Country Status (1)

Country Link
CN (1) CN217440040U (en)

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