Prefabricated reinforcing structure for tunnel emergency rescue

Abstract

The invention relates to the technical field of tunnel construction, in particular to a tunnel rescue prefabricated reinforcing structure which comprises a frame body, the frame body comprises a supporting bottom plate, the surface of the supporting bottom plate is connected with a supporting side plate through bolts, the inner surface of the supporting side plate is fixedly connected with a connecting block, and the surface of the connecting block is connected with an inserting rod in a penetrating mode; and the outer surface of the inserting rod is rotationally connected with an abutting ring. Through the connection of the guide rails and the limiting plates and the connection of the guide wheels and the supporting bottom plate, the overall moving operation of the supporting bottom plate is facilitated, through the splicing mode, the rapid supporting operation after the collapse area is repaired is facilitated, the first-aid repair construction efficiency and performance are improved, under the action of the inflation air pressure, the sealing strips can be inflated, and the sealing strips are prevented from being damaged. The action volume of the sealing strip is changed, the sealing use performance of the sealing strip is improved, the action effect of one-way ventilation is achieved under the abutting contact of the abutting ball and the air inlet hole, and the inflation use convenience of the sealing strip is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of tunnel construction, in particular to a tunnel emergency prefabricated reinforcement structure. Background Art

[0002] During tunnel rescue operations, rescue vehicles cannot go directly to the rescue location from the tunnel main hole due to the parking of the vehicles. Therefore, they will go around the vehicles through the tunnel inclined shaft to reach the corresponding location. However, the tunnel inclined shaft is not maintained and inspected as frequently as the tunnel main hole. Therefore, when an earthquake or other geological disaster occurs, the tunnel inclined shaft will be damaged, causing its partial collapse. The existing emergency repair method is mostly to dig through and then pour concrete support. This method is time-consuming and labor-intensive, and the construction intensity is high, which affects the efficiency of tunnel rescue. Summary of the Invention

[0003] The purpose of the present invention is to provide a prefabricated reinforcement structure for tunnel rescue, so as to solve the problem in the above background technology that after digging through, concrete pouring support is carried out, which is time-consuming and labor-intensive, has high construction intensity, and affects the efficiency of tunnel rescue.

[0004] To achieve the above objectives, the present invention provides the following technical solution: a tunnel emergency prefabricated reinforcement structure, comprising:

[0005] The frame includes a supporting bottom plate, the surface of the supporting bottom plate is connected to the supporting side plate by bolts, the inner surface of the supporting side plate is fixedly connected to the connecting block, the surface of the connecting block is penetrated by the plug rod, the outer surface of the plug rod is rotatably connected to the ring, the surface of the ring is elastically connected to the plate, and the surface of the plug rod is fixedly connected to the supporting top plate;

[0006] The moving mechanism includes a guide rail, which is fixed to the ground by bolts, a slide groove is provided on the surface of the guide rail, a limit plate is connected to the outer surface of the support base plate by bolts, the limit plate and the slide groove are slidably connected, and a guide wheel is connected to the bottom end of the support base plate by bolts, and the guide wheel and the guide rail are in abutment and rotational connection;

[0007] The sealing mechanism includes a sealing strip, which is embedded and connected to both sides of the supporting top plate. The sealing strip is in contact with the surface of the supporting top plate and the supporting side plate. The surface of the supporting top plate is fixedly connected to an air intake pipe, and an air intake hole is opened inside the air intake pipe. The inside of the air intake hole is fixedly connected to a support plate, the surface of the support plate is fixedly connected to a telescopic cylinder, the inside of the telescopic cylinder is fixedly connected to a telescopic spring, the surface of the telescopic spring is fixedly connected to a telescopic column, and the surface of the telescopic column is fixedly connected to a ball.

[0008] Preferably, the outer surfaces of the supporting side plates and the supporting top plate are both curved, the supporting side plates are in two groups connected to both sides of the supporting top plate, and the supporting top plate and the supporting side plates are connected by inserting rods and connecting blocks.

[0009] Preferably, a rotating wheel is movably connected to a side of the limiting plate close to the guide rail, and the rotating wheel on the limiting plate and the sliding groove on the guide rail are in abutment and rotational connection.

[0010] Preferably, the support base plate is slidably connected via a guide wheel and a guide rail, one end of the guide rail is fixedly connected to a round rod, the other end of the guide rail is provided with a round groove, and the guide rails are connected via the round rod and the round groove.

[0011] Preferably, a through groove is provided through the surface of the connecting block, and the cross-sectional shape of the through groove is consistent with the cross-sectional shape of the abutment ring. The abutment plate is in contact with the surface of the connecting block through the abutment ring, and the insertion rod passes through the surface of the connecting block through the through groove.

[0012] Preferably, the air intake pipe is connected to the sealing strip passage, the telescopic cylinder is fixedly connected to the inside of the air intake hole through a support plate, the telescopic column is elastically slidably connected to the telescopic cylinder through a telescopic spring, and the abutting ball is in abutment contact with the inner wall of the air intake hole.

[0013] Preferably, the supporting top plate and the supporting side plates are sealed and connected by a sealing strip, the abutting ball is elastically slidably connected to the air inlet through a telescopic spring, and the cross-section of the air inlet is trumpet-shaped.

[0014] Preferably, the surface of the supporting side plate is provided with a reinforcement mechanism, and the reinforcement mechanism includes a reinforcement plate and a fixing plate, the fixing plate is fixedly connected to the inner surface of the supporting side plate, the reinforcement plate is in contact with the supporting side plate and the supporting top plate through the fixing plate, the surface of the fixing plate is fixedly connected to a fixing block, a long groove is provided through the surface of the fixing block, and a screw is slidably connected to the inner side of the long groove, the surface of the screw is fixedly connected to a fixing bar, the surface of the fixing block is fixedly connected to a guide block, the upper surface of the fixing block is provided with an adjusting member, and the bottom end of the adjusting member is movably connected to a rubber block.

[0015] Preferably, the fixing blocks are in two opposite groups connected on both sides of the fixing plate, the fixing strips are slidingly connected to the fixing blocks through screws and long grooves, the surfaces of the fixing strips are fixedly connected with rubber oblique blocks, and the rubber oblique blocks are in contact with the surfaces of the reinforcing plates through the fixing strips.

[0016] Preferably, the adjusting member is composed of two parts, one part of the adjusting member is plate-shaped, and the other part of the adjusting member is rod-shaped. The rubber block is slidably connected to the adjusting member and the guide block, and the rubber block is in contact with the surface of the reinforcing plate through the guide block.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The assembly connection effect is achieved through the bolt connection between the support bottom plate and the support side plate, and the connection between the support top plate and the support side plate. The rapid assembly effect between the support top plate and the support side plate is achieved through the connection between the plug rod and the connecting block, and the rotation connection between the plug rod and the retaining ring. The connection between the guide rail and the limit plate, and the connection between the guide wheel and the support bottom plate facilitate the overall movement of the support bottom plate. Through splicing, it is convenient for rapid support operations after the collapse area is repaired, thereby improving the efficiency and performance of emergency repair construction.

[0019] 2. Through the connection of the sealing strip and the air inlet pipe, under the action of the sealing strip, the sealing connection effect between the supporting side plate and the supporting top plate is achieved, avoiding leakage at the connection between the supporting side plate and the supporting top plate. Through the connection of the support plate and the telescopic cylinder, under the connection of the telescopic column and the telescopic spring, the elastic sliding of the ball in the air inlet hole is achieved. By changing the action position of the ball in the air inlet hole, under the action of the inflation pressure, the sealing strip can be inflated, the effective volume of the sealing strip can be changed, and its sealing performance can be improved. Moreover, under the contact between the ball and the air inlet hole, the effect of one-way ventilation is achieved, thereby improving the convenience of its inflation use.

[0020] 3. Through the connection between the reinforcing plate and the fixed plate, under the abutment and contact of the rubber oblique block on the fixed bar and the reinforcing plate, the rubber block and the reinforcing plate can achieve the effect of limiting the position of the reinforcing plate on the fixed plate. Under the action of the reinforcing plate, the connection between the supporting side plate and the supporting top plate is reinforced, thereby improving its overall strength and thus improving its stability in support use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structural engineering of the present invention;

[0022] Figure 2 It is a schematic front view of the structure of the present invention;

[0023] Figure 3 It is a schematic structural perspective diagram of the present invention;

[0024] Figure 4 It is a partial exploded schematic diagram of the structure of the present invention;

[0025] Figure 5 For the present invention Figure 4 A partially cutaway exploded perspective diagram of the connection structure between the middle support base plate and the guide rail;

[0026] Figure 6 For the present invention Figure 4 A partially cutaway exploded perspective diagram of the connection structure between the middle support side plate and the support top plate;

[0027] Figure 7 For the present invention Figure 6 Schematic diagram of the enlarged structure at A in the middle;

[0028] Figure 8 For the present invention Figure 4 Schematic diagram of a partial three-dimensional explosion of the connection structure between the middle support side plate and the reinforcement plate.

[0029] In the figure: 1. Support bottom plate; 11. Support side plate; 12. Support top plate; 2. Guide rail; 21. Limit plate; 22. Guide wheel; 3. Sealing strip; 31. Air inlet pipe; 32. Air inlet hole; 33. Support plate; 34. Telescopic cylinder; 35. Telescopic spring; 36. Telescopic column; 37. Ball; 4. Insert rod; 41. Connecting block; 42. Butt ring; 43. Butt plate; 5. Reinforcement plate; 6. Fixing plate; 61. Fixing block; 62. Screw; 63. Fixing strip; 64. Guide block; 65. Adjustment piece; 66. Rubber block. DETAILED DESCRIPTION

[0030] See also Figure 1-8 , an embodiment provided by the present invention:

[0031] A tunnel emergency prefabricated reinforcement structure, comprising:

[0032] The frame includes a supporting bottom plate 1, the surface of the supporting bottom plate 1 is connected to the supporting side plate 11 by bolts, the inner surface of the supporting side plate 11 is fixedly connected to the connecting block 41, the surface of the connecting block 41 is penetrated and connected to the insertion rod 4, the outer surface of the insertion rod 4 is rotatably connected to the retaining ring 42, the surface of the retaining ring 42 is elastically connected to the retaining plate 43, and the surface of the insertion rod 4 is fixedly connected to the supporting top plate 12. The connection between the supporting bottom plate 1 and the supporting side plate 11 and the connection between the supporting side plate 11 and the supporting top plate 12 realizes the effect of connection and assembly.

[0033] The moving mechanism includes a guide rail 2, which is fixed to the ground by bolts. A slide groove is provided on the surface of the guide rail 2. The outer surface of the supporting base plate 1 is connected to a limit plate 21 by bolts. The limit plate 21 is slidably connected to the slide groove. The bottom end of the supporting base plate 1 is connected to a guide wheel 22 by bolts. The guide wheel 22 and the guide rail 2 are rotatably connected. Through the rotational connection between the guide rail 2 and the guide wheel 22, under the connection between the guide wheel 22 and the supporting base plate 1, the entire supporting base plate 1 is slidably moved on the guide rail 2, which facilitates the adjustment and control of its position.

[0034] The sealing mechanism includes a sealing strip 3, which is embedded in the two sides of the supporting top plate 12, and the sealing strip 3 is in contact with the surface of the supporting top plate 12 and the supporting side plate 11. The surface of the supporting top plate 12 is fixedly connected with an air intake pipe 31, and an air intake hole 32 is opened inside the air intake pipe 31. The air intake hole 32 is fixedly connected to a support plate 33. The surface of the support plate 33 is fixedly connected with a telescopic cylinder 34, and the interior of the telescopic cylinder 34 is fixedly connected with a telescopic spring 35. The surface of the telescopic spring 35 is fixedly connected with a telescopic column 36, and the surface of the telescopic column 36 is fixedly connected with a ball 37. Through the connection of the sealing strip 3 and the air intake pipe 31, under the connection of the air intake pipe 31 and the air intake hole 32, the ball 37 and the air intake hole 32 are in contact, thereby realizing a one-way operation of ventilation in the sealing strip 3, facilitating the inflation operation in the sealing strip 3, and improving the sealing performance of the connection between the supporting side plate 11 and the supporting top plate 12 by the sealing strip 3.

[0035] Furthermore, the outer surfaces of the supporting side panels 11 and the supporting top panel 12 are curved, and the supporting side panels 11 are connected in two groups on both sides of the supporting top panel 12. The supporting top panel 12 and the supporting side panels 11 are connected by the insert rods 4 and the connecting blocks 41. Through the connection between the supporting side panels 11 and the supporting top panel 12, and under the connection between the insert rods 4 and the connecting blocks 41, a rapid assembly effect between the supporting side panels 11 and the supporting top panel 12 is achieved.

[0036] Furthermore, a side of the limit plate 21 close to the guide rail 2 is movably connected to a rotating wheel, and the rotating wheel on the limit plate 21 and the sliding groove on the guide rail 2 are rotatably connected. Through the connection between the support base plate 1 and the limit plate 21, and the sliding connection between the limit plate 21 and the sliding groove on the guide rail 2, the sliding angle of the support base plate 1 on the guide rail 2 is limited.

[0037] Furthermore, the support base plate 1 is slidably connected to the guide rail 2 through the guide wheel 22. One end of the guide rail 2 is fixedly connected to a round rod, and the other end of the guide rail 2 is provided with a round groove. The guide rails 2 are connected through the round rod and the round groove. The round rod and the round groove on the guide rail 2 are plugged in, and bolts are provided on the surface of the guide rail 2 to achieve the assembly connection effect between the guide rails 2. Under the rotation connection between the guide wheel 22 and the guide rail 2, the movement operation of the overall position of the support base plate 1 is realized.

[0038] Furthermore, a through groove is provided through the surface of the connecting block 41, and the shape of the cross section of the through groove is consistent with the shape of the cross section of the retaining ring 42. The retaining plate 43 contacts the surface of the connecting block 41 through the retaining ring 42, and the insertion rod 4 passes through the surface of the connecting block 41 through the through groove. Through the action of the through groove on the connecting block 41, the insertion rod 4 and the retaining ring 42 are connected to achieve a quick connection and assembly effect between the support top plate 12 and the support side plate 11. Under the action of the retaining plate 43, the stability of the contact of the retaining ring 42 on the connecting block 41 is improved.

[0039] Furthermore, the air intake pipe 31 and the sealing strip 3 are connected through a passage, the telescopic cylinder 34 is fixedly connected to the inside of the air intake hole 32 through the support plate 33, the telescopic column 36 is elastically slidably connected to the telescopic cylinder 34 through the telescopic spring 35, the ball 37 is in contact with the inner wall of the air intake hole 32, and through the connection between the sealing strip 3 and the support top plate 12, under the action of the sealing strip 3, the connection sealing performance between the support top plate 12 and the support side plate 11 is improved, and under the connection of the telescopic spring 35 and the telescopic column 36, the elastic sliding effect of the ball 37 in the air intake hole 32 is achieved.

[0040] Furthermore, the supporting top plate 12 and the supporting side plate 11 are sealed and connected by the sealing strip 3, and the ball 37 is elastically slidably connected to the air inlet 32 ​​through the telescopic spring 35. The cross-sectional shape of the air inlet 32 ​​is trumpet-shaped. Through the connection between the sealing strip 3 and the air inlet pipe 31, under the action of the ball 37, the inflation operation in the sealing strip 3 is facilitated, the effective volume of the sealing strip 3 is changed, and the sealing performance of the sealing strip 3 at the contact position between the supporting side plate 11 and the supporting top plate 12 is improved.

[0041] Furthermore, a reinforcement mechanism is provided on the surface of the supporting side plate 11, and the reinforcement mechanism includes a reinforcing plate 5 and a fixing plate 6. The fixing plate 6 is fixedly connected to the inner surface of the supporting side plate 11, and the reinforcing plate 5 is in contact with the supporting side plate 11 and the supporting top plate 12 through the fixing plate 6. The surface of the fixing plate 6 is fixedly connected to a fixing block 61, and a long groove is opened through the surface of the fixing block 61, and a screw 62 is slidably connected to the inner side of the long groove. The surface of the screw 62 is fixedly connected to a fixing bar 63, and the surface of the fixing block 61 is fixedly connected to a guide block 64. The upper surface of the fixing block 61 is provided with an adjusting member 65, and the bottom end of the adjusting member 65 is movably connected to a rubber block 66. Through the connection between the fixing plate 6 and the reinforcing plate 5, under the action of the reinforcing plate 5, the reinforcement effect of the connection support of the supporting side plate 11 and the supporting top plate 12 is achieved.

[0042] Furthermore, the fixing blocks 61 are connected to both sides of the fixing plate 6 in two opposite groups, and the fixing strips 63 are slidably connected to the fixing blocks 61 through screws 62 and long grooves. The surface of the fixing strips 63 is fixedly connected with rubber oblique blocks, and the rubber oblique blocks are in contact with the surface of the reinforcing plate 5 through the fixing strips 63. Through the connection between the fixing plate 6 and the fixing blocks 61, under the connection between the screws 62 and the fixing strips 63, the action position of the fixing strips 63 is changed through the action of the long grooves on the fixing blocks 61, so that the rubber oblique blocks on the fixing strips 63 are in contact with the reinforcing plate 5, thereby improving the stability of the connection of the reinforcing plate 5 to the fixing plate 6.

[0043] Furthermore, the adjusting member 65 is composed of two parts, one part of the adjusting member 65 is plate-shaped, and the other part of the adjusting member 65 is rod-shaped. The rubber block 66 is slidably connected to the guide block 64 through the adjusting member 65. The rubber block 66 is in contact with the surface of the reinforcing plate 5 through the guide block 64. The fixed block 61 and the rubber block 66 are connected. Under the connection between the adjusting member 65 and the rubber block 66, the action position of the rubber block 66 is changed by the action of the adjusting member 65. Under the contact between the rubber block 66 and the reinforcing plate 5, the stability of the connection position of the reinforcing plate 5 on the fixed plate 6 is improved.

[0044] Working principle: When repairing and supporting the collapsed area, the support bottom plate 1 and the support side plate 11 are connected by bolts. After the connection, the support top plate 12 and the support side plate 11 are connected. Under the connection of the insertion rod 4 and the connecting block 41, the contact between the ring 42 and the connecting block 41 makes the support side plate 11 and the support top plate 12 connected. Under the connection of the sealing strip 3 and the air inlet pipe 31, the inflation device is used to inflate the sealing strip 3. Through the connection of the telescopic column 36 and the ball 37, under the action of the telescopic spring 35, the ball 37 slides elastically in the air inlet hole 32, so as to achieve the inflation operation in the sealing strip 3, change the effective volume of the sealing strip 3, and improve the support side plate The connection sealing performance between 11 and the support top plate 12, under the action of the guide rail 2, through the connection of the support bottom plate 1 and the guide wheel 22, changes the overall action position of the support bottom plate 1 to achieve its supporting effect, under the connection of the fixed plate 6 and the fixed block 61, the fixed strip 63 and the reinforcing plate 5 are in contact with each other, and through the action of the adjusting member 65 and the rubber block 66, the position of the rubber block 66 on the guide block 64 is changed. At this time, the rubber block 66 and the reinforcing plate 5 are in contact, which improves the installation stability of the reinforcing plate 5 on the fixed plate 6. Under the action of the reinforcing plate 5, the connection reinforcement effect of the support side plate 11 and the support top plate 12 is achieved, and its overall support strength and stability are improved.

Claims

1. A tunnel emergency prefabricated reinforcement structure, characterized in that: include: The frame body comprises a supporting bottom plate, the surface of the supporting bottom plate is connected with supporting side plates by bolts, the inner surface of the supporting side plates is fixedly connected with a connecting block, the surface of the connecting block is penetrated with a plug rod, the outer surface of the plug rod is rotatably connected with a retaining ring, the surface of the retaining ring is elastically connected with a retaining plate, and the surface of the plug rod is fixedly connected with a supporting top plate; The moving mechanism comprises a guide rail, which is fixedly connected to the ground by bolts, a slide groove is provided on the surface of the guide rail, a limit plate is connected to the outer surface of the supporting bottom plate by bolts, the limit plate and the slide groove are slidably connected, a guide wheel is connected to the bottom end of the supporting bottom plate by bolts, and the guide wheel and the guide rail are rotatably connected in abutment with each other; The sealing mechanism includes a sealing strip, which is embedded and connected on both sides of the supporting top plate, and the sealing strip is in contact with the surface of the supporting top plate and the supporting side plates. The surface of the supporting top plate is fixedly connected with an air intake pipe, and an air intake hole is opened inside the air intake pipe. The inside of the air intake hole is fixedly connected with a support plate, the surface of the support plate is fixedly connected with a telescopic cylinder, the inside of the telescopic cylinder is fixedly connected with a telescopic spring, the surface of the telescopic spring is fixedly connected with a telescopic column, and the surface of the telescopic column is fixedly connected with a ball.

2. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: The outer surfaces of the supporting side plates and the supporting top plate are both curved, and the supporting side plates are connected to the two sides of the supporting top plate in two groups, and the supporting top plate and the supporting side plates are connected by inserting rods and connecting blocks.

3. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: A rotating wheel is movably connected to a side of the limiting plate close to the guide rail, and the rotating wheel on the limiting plate and the sliding groove on the guide rail are abutted and rotatably connected.

4. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: The support bottom plate is slidably connected via guide wheels and guide rails, one end of the guide rail is fixedly connected with a round rod, the other end of the guide rail is provided with a round groove, and the guide rails are connected via the round rod and the round groove.

5. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: A through slot is formed through the surface of the connection block, and the cross-section of the through slot is consistent with the cross-section of the abutment ring. The abutment plate is in contact with the surface of the connection block through the abutment ring, and the insertion rod passes through the surface of the connection block through the through slot.

6. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: The air inlet pipe is connected to the sealing strip passage, the telescopic cylinder is fixedly connected to the inside of the air inlet hole through a support plate, the telescopic column is elastically slidably connected to the telescopic cylinder through a telescopic spring, and the abutting ball is in abutment with the inner wall of the air inlet hole.

7. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: The supporting top plate and the supporting side plates are sealed and abutted in connection via a sealing strip, the abutting ball is elastically slidably connected to the air inlet via a telescopic spring, and the cross-sectional shape of the air inlet is trumpet-shaped.

8. The tunnel emergency prefabricated reinforcement structure according to claim 1, characterized in that: The surface of the supporting side plate is provided with a reinforcement mechanism, and the reinforcement mechanism includes a reinforcement plate and a fixing plate, the fixing plate is fixedly connected to the inner surface of the supporting side plate, the reinforcement plate is in contact with the supporting side plate and the supporting top plate through the fixing plate, the surface of the fixing plate is fixedly connected with a fixing block, a long groove is penetrated through the surface of the fixing block, and a screw is slidably connected to the inner side of the long groove, a fixing strip is fixedly connected to the surface of the screw, a guide block is fixedly connected to the surface of the fixing block, an adjusting piece is provided on the upper surface of the fixing block, and a rubber block is movably connected to the bottom end of the adjusting piece.

9. The tunnel emergency prefabricated reinforcement structure according to claim 8, characterized in that: The fixing blocks are connected to both sides of the fixing plate in two opposite groups. The fixing strips are slidably connected to the fixing blocks through screws and long grooves. The surfaces of the fixing strips are fixedly connected with rubber oblique blocks, and the rubber oblique blocks are in contact with the surfaces of the reinforcing plates through the fixing strips.

10. The tunnel emergency prefabricated reinforcement structure according to claim 8, characterized in that: The adjusting member is composed of two parts, one part of which is plate-shaped and the other part of which is rod-shaped. The rubber block is slidably connected with the adjusting member and the guide block, and the rubber block is in contact with the surface of the reinforcing plate through the guide block.

Images