Mine tunnel supporting structure

Abstract

The utility model discloses a mine tunnel supporting structure, and relates to the technical field of tunnel construction equipment, in particular to a supporting body, the supporting body comprises a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are connected through a connecting structure, and the connecting structure comprises a connecting plate, a positioning plate and a connecting bolt; the connecting plate comprises a supporting plate matched with the inner wall of the supporting body, and connecting blocks matched with the supporting body are evenly and fixedly connected to the inner side of the supporting plate. The positioning plate comprises a fixing plate, a positioning block and a first glue bag. According to the mine tunnel supporting structure, the supporting bodies can be positioned through the positioning plates, so that the distance between every two adjacent supporting bodies is kept consistent, and the construction precision is improved; splicing of the supporting bodies and connection of every two adjacent supporting bodies can be achieved at the same time through the connecting structures, the splicing steps of the supporting structure are simplified, and the construction efficiency of the mine tunnel supporting structure is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tunnel construction equipment technical field, concretely is a mine tunnel supporting structure. BACKGROUND

[0002] Tunnel construction usually refers to the channel excavation in mountain or underground, in order to avoid the tunnel top to appear the condition of collapse, usually needs to use the supporting device to support protection and reinforces the support to the tunnel to avoid the serious deformation or collapse of tunnel.

[0003] In the related art, one of the methods for supporting the mine tunnel is steel arch support, which is usually spliced into a steel arch support by bolts before being welded together by connecting ribs in use, which has the disadvantages of low construction efficiency and low strength of the steel arch support, and the spliced part only relies on bolts for connection. UTILITY MODEL CONTENTS

[0004] The utility model provides a mine tunnel supporting structure, solve the problem of low construction efficiency of steel arch support, the spliced part only relies on bolt connection and low strength of steel arch support in the background art.

[0005] The utility model provides the following technical scheme: a mine tunnel supporting structure, including the supporting body, the supporting body includes support board no. 1 and support board no. 2, the support board no. 1 and support board no. 2 are connected by connecting structure, and the connecting structure includes connecting plate, positioning plate and connecting bolt.

[0006] Both ends of the connecting block, both ends of the positioning block, the end of the support board no. 1 and the end of the support board no. 2 are provided with bolt holes matched with the connecting bolts, and the inner cavity of the bolt hole is fixedly connected with glue bag no. 2.

[0007] Preferably, the distance between the two adjacent glue bags no. 1 is the same as the distance between the two adjacent supporting bodies.

[0008] Preferably, the fixed plate is a "7" shaped structure, the height value of the vertical end of the fixed plate is the same as the height value of the support plate, the distance value between the inner side of the vertical end of the fixed plate and the inner side of the horizontal end of the fixed plate is the same as the thickness value of the support plate, and when the bottom of the horizontal end of the fixed plate contacts the top of the support plate, the bolt holes on the connecting block and the positioning block are in an aligned state, and the glue bag one is fixedly connected with the middle part of the bottom of the horizontal end of the fixed plate.

[0009] Preferably, one side of the top end of the support plate one and one side of the end of the support plate two are fixedly connected with magnetic attraction sheets.

[0010] Preferably, the outer circle of the connecting bolt is uniformly provided with external threads matched with the bolt hole, and the end of the connecting bolt away from the nut is provided with a sharp needle.

[0011] Preferably, the top of the support plate is uniformly provided with puncture sheets, and the distance between adjacent two puncture sheets is the same as the distance between adjacent two support bodies.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The mine tunnel support structure can realize positioning of the support body through the positioning plate, so that the distance between adjacent two support bodies remains consistent, and the construction precision is improved; the connection structure can realize assembly of the support body and connection of adjacent two support bodies at the same time, so that the assembly steps of the support structure are simplified, and the construction efficiency of the mine tunnel support structure is improved.

[0014] 2. The mine tunnel support structure, the connecting plate and the positioning plate can wrap the splicing parts of the support plate one and the support plate two, improve the strength of the splicing parts of the support plate one and the support plate two, and further improve the strength of the support structure. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the structure of the utility model;

[0016] Figure 2 It is a back view of the structure of the utility model;

[0017] Figure 3 It is a structure of the utility model Figure 1 explosion schematic view;

[0018] Figure 4 It is a connecting plate schematic view of the structure of the utility model;

[0019] Figure 5 It is a positioning plate schematic view of the structure of the utility model;

[0020] Figure 6 It is a connecting bolt schematic view of the structure of the utility model;

[0021] Figure 7 The utility model discloses a structure Figure 1 Sectional view.

[0022] In the drawing: 1, support board one;2, support board two;3, connecting plate;4, positioning plate;5, connecting bolt;6, magnetic attraction piece;7, bolt hole;8, support plate;9, connecting block;10, glue bag two;11, positioning block;12, fixed plate;13, glue bag one;14, puncture piece. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative work belong to the protection scope of the utility model.

[0024] The utility model provides a kind of mine tunnel support structure, including support body, support body includes support board one 1 and support board two 2, support board one 1 and support board two 2 are connected by connecting structure. Connecting structure includes connecting plate 3, positioning plate 4 and connecting bolt 5. Connecting plate 3 includes the support plate 8 of being adapted with the inner wall of support body, the inner side of support plate 8 is uniformly fixedly connected with the connecting block 9 of being adapted with support body. Connecting plate 3 uses, support plate 8 can be closely attached with the inner wall of support body, and connecting block 9 is located in the recess on the side of support body.

[0025] Positioning plate 4 includes fixed plate 12, positioning block 11 and glue bag one 13, both ends of connecting block 9, both ends of positioning block 11, the end of support board one 1 and the end of support board two 2 are equipped with bolt hole 7 being adapted with connecting bolt 5. The inner side of the top end of fixed plate 12 is adapted with the inner wall of support body, and the inner side of the top end of fixed plate 12 is uniformly fixedly connected with the positioning block 11 being adapted with support body, and the inner side of the top end of fixed plate 12 can be contacted with the inner wall of support body when positioning plate 4 is used, and positioning block 11 can be located in the recess on the other side of support body.

[0026] The fixed plate 12 is a "7" shaped structure, the height value of the vertical end of the fixed plate 12 is the same as the height value of the support plate 8, the distance value between the inner side of the vertical end of the fixed plate 12 and the inner side of the horizontal end is the same as the thickness value of the support plate 8, the support plate 8 can be placed in the cavity formed by the vertical end of the fixed plate 12 and the inner wall of the support body, and when the bottom of the horizontal end of the fixed plate 12 contacts the top of the support plate 8, the bolt holes 7 on the connecting block 9 and the positioning block 11 are in an aligned state, the positions of the connecting plate 3 and the positioning plate 4 are adjusted by the worker, so that the bolt holes 7 on the connecting block 9, the positioning block 11 and the support body are aligned, and the support body, the connecting plate 3 and the positioning plate 4 are fixed together by the connecting bolt 5, thereby realizing the installation of the support structure.

[0027] The middle part of the bottom of the horizontal end of the fixed plate 12 is fixedly connected with a glue bag one 13, the glue bag one 13 is located between the positioning block 11 and the vertical end of the fixed plate 12, the distance between adjacent two glue bag ones 13 is the same as the distance between adjacent two support bodies, and the glue bag one 13 is located between the support body and the vertical end of the fixed plate 12 when the connecting structure is used. The top of the support plate 8 is uniformly provided with a puncture piece 14, the distance between adjacent two puncture pieces 14 is the same as the distance between adjacent two support bodies, and the puncture piece 14 is in the same vertical direction as the glue bag one 13 when the connecting block 9 is located in the groove of the support body. When the worker drives the support plate 8 to approach the glue bag one 13, the puncture piece 14 can pierce the glue bag one 13, the glue one stored in the glue bag one 13 flows out, and the support plate 8, the fixed plate 12 and the support body can be fixed together by the glue one, and the material of the glue one is selected according to the requirement, which is not limited here.

[0028] The middle part of the inner cavity of the bolt hole 7 is fixedly connected with a glue bag two 10, the glue bag two 10 stores glue two, the outer circle of the connecting bolt 5 is uniformly provided with an outer thread matched with the bolt hole 7, and the end away from the nut of the connecting bolt 5 is provided with a sharp needle. By the arrangement of the connecting bolt 5, the sharp needle can pierce the glue bag two 10 during the screwing process, the glue two in the glue bag two 10 flows out and fills in the bolt hole 7, the position of the connecting bolt 5 is fixed by the glue two, so as to avoid the loosening of the connecting bolt 5 due to vibration and the like, improve the reliability of the connection of the support structure, and the material of the glue two can be selected according to the requirement, which is not limited here.

[0029] The side of the top end of the supporting plate one 1 and the side of the end of the supporting plate two 2 are fixedly connected with magnetic attraction pieces 6, when the positioning block 11 contacts with the magnetic attraction piece 6, the positioning block 11 and the magnetic attraction piece 6 are in the state of magnetic attraction, the material of the positioning block 11 is ferromagnetic, and the material of the magnetic attraction piece 6 is permanent magnet. Through the setting of the magnetic attraction piece 6 on the magnetic attraction piece 6, when the supporting bodies are spliced, the positioning plate 4 can be fixed at the top end of the supporting plate one 1, the positioning plate 4 can limit the distance between the two adjacent supporting bodies, and the construction precision of the supporting structure is improved. The magnetic attraction piece 6 arranged at the end of the supporting plate two 2 can fix the position of the positioning plate 4, so that the worker does not need to hold the positioning plate 4 when installing the connecting plate 3, and the construction is facilitated.

[0030] As known from the above description, the connecting structure can wrap the splicing part of the supporting body, improve the strength of the supporting body, and further improve the strength of the mine tunnel supporting structure; the connecting structure can realize the assembly of the supporting body and the connection of the two adjacent supporting bodies at the same time, simplify the assembly steps of the supporting structure, and improve the construction efficiency of the mine tunnel supporting structure.

[0031] As known from the above description: the mine tunnel supporting structure is made of H steel or I steel, when assembling, the worker places the supporting plate one 1 of the plurality of supporting bodies constituting the supporting structure at the appropriate position in the mine tunnel, fixes the position of one supporting plate one 1, inserts the positioning block 11 on the positioning plate 4 into the groove of the supporting plate one 1, and makes the positioning block 11 contact with the magnetic attraction piece 6 on the supporting plate one 1, under the action of the magnetic attraction force between the positioning block 11 and the magnetic attraction piece 6, the position of the positioning plate 4 is fixed, the worker adjusts the position of the other supporting plate one 1 according to the requirement, until the other positioning block 11 on the positioning plate 4 is inserted into the groove on the supporting plate one 1, and the position of the other supporting plate one 1 is fixed, and the position of the supporting plate one 1 is fixed by the positioning plate 4.

[0032] The worker moves the support plate two 2 by using the crane and the like, and makes the end of the support plate two 2 adhere to the end of the support plate one 1, at this time, the crane and the like still fix the support plate two 2, the worker moves the positioning plate 4, the positioning plate 4 moves along the groove of the support body, until the bolt hole 7 on the positioning plate 4 is aligned with the bolt hole 7 on the support body, at this time, the positioning block 11 contacts the magnetic attraction piece 6 arranged at the end of the support plate two 2, under the action of the magnetic attraction force between the positioning block 11 and the magnetic attraction piece 6, the position of the positioning plate 4 is fixed, the worker moves the connecting plate 3, so that the connecting block 9 on the connecting plate 3 is inserted into the groove of the support body away from the positioning block 11, and moves the connecting plate 3, until the top of the support plate 8 in the connecting plate 3 is tightly adhered to the bottom of the horizontal end of the fixed plate 12, at this time, the bolt hole 7 on the connecting plate 3 is aligned with the bolt hole 7 on the support body, the worker fixes the connecting block 9, the support plate one, the support plate two and the positioning block 11 by using the connecting bolt 5, and then releases the restriction of the crane and the like on the support plate two 2, so that the assembly of the mine tunnel support structure is realized, and in the process, the sharp of the puncture piece 14 can pierce the glue bag one 13, the glue one in the glue bag one 13 flows out, and the glue one is used to fix the support body, the fixed plate 12 and the support plate 8 together, the connecting bolt 5 pierces the glue bag two 10, the glue two in the glue bag two 10 flows out, and the glue two is used to fix the connecting bolt 5, the support body, the fixed plate 12 and the support plate 8 together, so that the connecting bolt 5 is prevented from loosening, and the reliability of the connection of the support structure is improved.

[0033] When the mine tunnel support structure is used, the connecting plate 3 and the positioning plate 4 can improve the strength of the splicing part of the support plate one 1 and the support plate two 2, and then improve the strength of the support structure.

[0034] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, which will not be described in detail, the contents not described in detail in the description belong to the prior art known by the professional technicians in the field, although the embodiments of the utility model have been shown and described, it can be understood by the ordinary technicians in the field that the embodiments can be changed, modified, replaced and modified in various manners without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A support structure for a mining tunnel, comprising a support body, the support body comprising a first support plate (1) and a second support plate (2), the first support plate (1) and the second support plate (2) being connected by a connecting structure, characterized in that: The connection structure includes a connecting plate (3), a positioning plate (4), and connecting bolts (5); the connecting plate (3) includes a support plate (8) adapted to the inner wall of the support body, and a connecting block (9) adapted to the support body is uniformly fixedly connected to the inner side of the support plate (8); the positioning plate (4) includes a fixing plate (12), a positioning block (11), and a glue bag (13); the inner side of the top of the fixing plate (12) is adapted to the inner wall of the support body, and a positioning block (11) adapted to the support body is uniformly fixedly connected to the inner side of the top of the fixing plate (12); the glue bag (13) is connected to the fixing plate (12), and the glue bag (13) is located between the positioning block (11) and the fixing plate (12); Both ends of the connecting block (9), both ends of the positioning block (11), the end of the first support plate (1) and the end of the second support plate (2) are provided with bolt holes (7) that are compatible with the connecting bolts (5), and glue bags (10) are fixedly connected to the middle of the inner cavity of the bolt holes (7).

2. The mine tunnel support structure according to claim 1, characterized in that: The distance between two adjacent glue bags (13) is the same as the distance between two adjacent support bodies.

3. The mine tunnel support structure according to claim 1, characterized in that: The fixing plate (12) has a "7" shaped structure. The height of the vertical end of the fixing plate (12) is the same as the height of the support plate (8). The distance between the inner side of the vertical end of the fixing plate (12) and the inner side of its horizontal end is the same as the thickness of the support plate (8). When the bottom of the horizontal end of the fixing plate (12) contacts the top of the support plate (8), the bolt holes (7) on the connecting block (9) and the positioning block (11) are aligned. The glue bag (13) is fixedly connected to the middle of the bottom of the horizontal end of the fixing plate (12).

4. The mine tunnel support structure according to claim 1, characterized in that: Magnetic plates (6) are fixedly connected to one side of the top of the first support plate (1) and one side of the end of the second support plate (2).

5. A mine tunnel support structure according to claim 1, characterized in that: The outer ring of the connecting bolt (5) is uniformly provided with external threads that are adapted to the bolt hole (7), and a pointed needle is provided at the end of the connecting bolt (5) away from its nut.

6. A mine tunnel support structure according to claim 1, characterized in that: The top of the support plate (8) is uniformly provided with puncture pieces (14), and the distance between two adjacent puncture pieces (14) is the same as the distance between two adjacent support bodies.

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