CN221400574U - Auxiliary supporting device for construction of alpine tunnel - Google Patents
Auxiliary supporting device for construction of alpine tunnel Download PDFInfo
- Publication number
- CN221400574U CN221400574U CN202323293262.5U CN202323293262U CN221400574U CN 221400574 U CN221400574 U CN 221400574U CN 202323293262 U CN202323293262 U CN 202323293262U CN 221400574 U CN221400574 U CN 221400574U
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- bottom plate
- gear
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 41
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 239000003381 stabilizer Substances 0.000 claims description 30
- 230000000087 stabilizing effect Effects 0.000 claims description 28
- 210000001503 joint Anatomy 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The application relates to an auxiliary supporting device for construction of a alpine tunnel, which relates to the field of tunnel construction and comprises an auxiliary bottom plate, wherein the auxiliary bottom plate is provided with a mounting plate, the mounting plate is provided with a supporting annular plate, the supporting annular plate is provided with a plurality of butt-joint rods, one ends of the butt-joint rods are connected with the mounting plate, the other ends of the butt-joint rods penetrate through the supporting annular plate and are provided with an attaching plate, and the auxiliary bottom plate is provided with a lifting assembly for adjusting the mounting plate. The application has the effect of improving the stability of the auxiliary supporting device.
Description
Technical Field
The application relates to the field of tunnel construction, in particular to an auxiliary supporting device for high and cold tunnel construction.
Background
In recent years, development of tunnel engineering construction has been improved, and convenience of traffic can be greatly improved by tunnel construction.
In the process of tunnel excavation, because construction environment is comparatively complicated, if the operation is improper during the construction, the accident such as collapse very easily takes place, consequently, need an auxiliary support structure to support the tunnel to reduce dangerous emergence, but the tunnel is in the excavation process, probably because the internal environment needs to carry out the regulation of size, and current tunnel strutting arrangement is generally fixed height, to the tunnel supporting effect of equidimension to some extent probably decline.
Disclosure of utility model
In order to enable the tunnel auxiliary supporting device to adapt to tunnels with different sizes, the application provides the auxiliary supporting device for construction of the alpine tunnel.
The application provides an auxiliary supporting device for construction of a high and cold tunnel, which adopts the following technical scheme:
The utility model provides an auxiliary stay device for construction of high and cold tunnel, includes auxiliary bottom plate, the auxiliary bottom plate top is provided with the mounting panel, the mounting panel top is provided with the support annular plate, the support annular plate sets up a plurality of butt joint pole, the one end and the mounting panel of butt joint pole are connected, the other end of butt joint pole wears to establish the support annular plate and is provided with the laminating board, auxiliary bottom plate is provided with the lifting unit who is used for adjusting the mounting panel.
Through adopting above-mentioned technical scheme, support the crown plate and can support tunnel roof department, the setting of docking rod can promote the stability between support crown plate and the mounting panel, still is provided with the laminating board in the one end that the mounting panel was kept away from to the docking rod, can make strutting arrangement laminate tunnel roof more to promote auxiliary support device's stability, can adjust the distance between supporting baseplate and the mounting panel through lifting unit, thereby make strutting arrangement can adapt to not unidimensional tunnel.
Preferably, the lifting assembly comprises a driving motor, a driving screw rod and a guide rod, the driving motor is connected with the auxiliary bottom plate, one end of the driving screw rod is welded and fixed with a coupler of the driving motor, the other end of the driving screw rod penetrates through the mounting plate and is in threaded connection with the mounting plate, one end of the guide rod is connected with the auxiliary bottom plate, the other end of the guide rod penetrates through the mounting plate and is in sliding connection with the mounting plate, and the guide rod is provided with a fixing block.
Through adopting above-mentioned technical scheme, after starting driving motor, the drive lead screw rotates to make the mounting panel remove along the length direction of drive lead screw, thereby adjust the distance between mounting panel and the auxiliary bottom plate, so that strutting arrangement can adapt to not unidimensional tunnel inner wall, in order to promote strutting arrangement's practicality.
Preferably, a plurality of groups of stabilizing pieces are arranged between the auxiliary bottom plate and the mounting plate, and the synchronizing pieces for supporting the auxiliary bottom plate and the mounting plate by the stabilizing pieces are arranged at the mounting plate.
Through adopting above-mentioned technical scheme, adjust the back to the distance of mounting panel and auxiliary bottom plate, drive the stabilizer through the synchronizing piece in order to be used for supporting between mounting panel and the auxiliary plate to can promote the connection stability between mounting panel and the auxiliary bottom plate.
Preferably, the stabilizer comprises a first stabilizer plate and a second stabilizer plate, the synchronizing member comprises a driving rack, a driving gear, a first connecting gear, a first rotating rod, a second connecting gear, a second rotating rod and a connecting piece, the first rotating rod is connected with the first stabilizer plate, the second rotating rod is connected with the second stabilizer plate, the first rotating rod and the second rotating rod are both rotationally connected with the mounting plate, the first connecting gear is connected with the first rotating rod, the second connecting gear is connected with the second rotating rod, the first connecting gear is meshed with the second connecting gear, the driving rack is connected with the guide rod, the driving gear is meshed with the driving rack, the driving gear is connected with one end, far away from the first connecting gear, of the first mounting rod of one stabilizer, and the driving gear is connected with the connecting piece to be used for driving all the first stabilizers to rotate with the second stabilizer plate.
Through adopting above-mentioned technical scheme, when auxiliary bottom plate risees, the drive rack rises and drives drive gear and rotate to make the first dwang with drive gear connection rotate, and make the first connecting gear of first dwang department rotate, the second connecting gear follows first connecting gear and rotates so that the second dwang rotates, first stabilizer plate and the synchronous rotation of second stabilizer plate, thereby support supporting bottom plate, make all stabilizers support supporting bottom plate simultaneously under the effect of connecting piece, effectively promoted whole auxiliary support device's stability.
Preferably, the connecting piece comprises a driven gear and a connecting belt, the driven gear is connected with one end, which is far away from the first connecting gear, of the first mounting rod, and the connecting belt is sleeved with the driving gear and the driven gear.
Through adopting above-mentioned technical scheme, drive gear rotates the back, and the connecting belt of cover locating drive gear department rotates and drives all driven gears and rotate to make the first connecting gear of all synchronizing pieces rotate, and drive the second connecting gear with first connecting gear engagement and rotate, first dwang and second dwang synchronous rotation, in order to make first stabilizer and second stabilizer rotate.
Preferably, the lower extreme of auxiliary bottom plate is provided with the bracing piece, the one end that keeps away from auxiliary bottom plate of bracing piece is provided with the backup pad, the backup pad is provided with the toper stabilizer bar.
Through adopting above-mentioned technical scheme, remove the auxiliary stay frame behind the tunnel position that needs to support, the toper stabilizer bar of backup pad below inserts locates construction ground department to make auxiliary stay device can be more stable.
Preferably, the support rod comprises a fixing rod and a telescopic rod, one end of the fixing rod is connected with the auxiliary bottom plate, a telescopic groove for inserting the fixing rod is formed in the telescopic rod, the fixing rod is inserted in the telescopic groove and can slide in the telescopic groove, a connecting bolt is arranged on the side wall of the telescopic rod, the connecting bolt penetrates through the telescopic rod and is in threaded connection with the fixing rod, and the telescopic rod is connected with the support plate.
Through adopting above-mentioned technical scheme, when construction ground roughness is relatively poor, after sliding the telescopic link, can adjust the holistic length of dead lever, wear connecting bolt to establish the telescopic link and with dead lever threaded connection afterwards to fix the length of dead lever, and make auxiliary bottom plate and mounting panel keep the level, thereby promote auxiliary stay device's stability.
Preferably, the fixing rod is provided with a limiting block, and the telescopic rod is provided with a limiting groove for inserting the limiting block.
Through adopting above-mentioned technical scheme, when sliding the telescopic link, the stopper slides in the spacing groove, and the lateral wall of stopper and the inner wall of spacing groove laminating each other to can effectively reduce the emergence of dead lever and telescopic link relative movement's phenomenon, further promote the holistic stability of dead lever.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The support ring plate can support the tunnel roof, the setting of docking rod can promote the stability between support ring plate and the mounting panel, still is provided with the laminating board in the one end that docking rod kept away from the mounting panel, can make strutting arrangement laminate tunnel roof more to promote auxiliary strutting arrangement's stability, can adjust the distance between supporting baseplate and the mounting panel through the lifting unit, thereby make strutting arrangement can adapt to not unidimensional tunnel;
2. when the mounting plate ascends, the synchronous piece drives the stabilizing piece to support the auxiliary bottom plate, so that the stability of the whole auxiliary supporting device is effectively improved;
3. The auxiliary bottom plate below is provided with the dead lever, and backup pad and toper stabilizer bar are installed to the dead lever below, and toper stabilizer bar inserts and locates construction ground department to make whole auxiliary stay device can further obtain fixedly, the length of dead lever can be adjusted, so that auxiliary stay device places the construction ground department at different horizontal planes.
Drawings
Fig. 1 is an auxiliary supporting device for construction of a alpine tunnel according to an embodiment of the present application.
Fig. 2 is a schematic partial cross-sectional view for embodying the connection relationship between the mounting plate and the sub-mount plate.
Fig. 3 is a schematic partial cross-sectional view for embodying the connection relationship between the fixed rod and the telescopic rod.
Reference numerals illustrate:
1. An auxiliary bottom plate; 2. a mounting plate; 3. a support ring plate; 31. a butt joint rod; 32. bonding plates; 4. a lifting assembly; 41. a driving motor; 42. driving a screw rod; 43. a guide rod; 44. a fixed block; 5. a stabilizer; 51. a first stabilizing plate; 52. a second stabilizing plate; 6. a synchronizing member; 61. a drive rack; 62. a drive gear; 63. a first connecting gear; 64. a first rotating lever; 65. a second connecting gear; 66. a second rotating lever; 67. a connecting piece; 671. a driven gear; 672. a connecting belt; 7. a support rod; 71. a fixed rod; 711. a limiting block; 72. a telescopic rod; 721. a telescopic slot; 722. a limit groove; 73. a connecting bolt; 8. a support plate; 81. a conical stabilizer bar.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses an auxiliary supporting device for construction of a alpine tunnel. Referring to fig. 1, an auxiliary supporting device for construction of a alpine tunnel comprises an auxiliary bottom plate 1, wherein the auxiliary bottom plate 1 is a rectangular square plate, a mounting plate 2 is mounted above the auxiliary bottom plate 1, the mounting plate 2 is a rectangular square plate, a supporting ring plate 3 is fixedly welded above the mounting plate 2, and the supporting ring plate 3 is an arc-shaped plate for being attached to the top wall of the tunnel; a plurality of butt joint rods 31 are welded and fixed on the upper surface of the mounting plate 2, one end, far away from the mounting plate 2, of each butt joint rod 31 is penetrated out of the supporting ring plate 3 upwards, one end, far away from the mounting plate 2, of each butt joint rod 31 is welded and fixed with a laminating plate 32, and each laminating plate 32 is an arc-shaped plate and can be further laminated with the top wall of a tunnel; a lifting assembly 4 is mounted at the auxiliary floor 1 for driving the mounting plate 2 up or down so that the support means is adapted to tunnels of different sizes.
Referring to fig. 1, the lifting assembly 4 includes a driving motor 41, a driving screw 42 and a guide rod 43, the driving motor 41 is fixedly connected with the upper surface of the auxiliary bottom plate 1 through a screw, the driving motor 41 is located at one side of the length direction of the auxiliary bottom plate 1, the driving screw 42 is arranged along the height direction of the auxiliary bottom plate 1, the lower end of the driving screw 42 is welded and fixed with a coupler of the driving motor 41, the upper end of the driving screw 42 is upwardly penetrated out of the mounting plate 2 and is in threaded connection with the mounting plate 2, the guide rod 43 is located at the other side of the length direction of the auxiliary bottom plate 1, the guide rod 43 and the driving screw 42 are parallel to each other, the lower end of the guide rod 43 is welded and fixed with the upper surface of the auxiliary bottom plate 1, the upper end of the guide rod 43 is upwardly penetrated out of the mounting plate 2 and is in sliding connection with the mounting plate 2, a fixing block 44 is welded and fixed at the upper end of the guide rod 43, the driving motor 41 is started, and the driving screw 42 is rotated, so that the mounting plate 2 moves along the length direction of the driving screw 42, and the height of the mounting plate 2 is used for adjusting.
Referring to fig. 1 and 2, a plurality of stabilizing members 5 are disposed between the auxiliary bottom plate 1 and the mounting plate 2 for improving the connection stability between the auxiliary bottom plate 1 and the mounting plate 2, the stabilizing members 5 include a first stabilizing plate 51 and a second stabilizing plate 52, in the embodiment of the present application, three stabilizing members 5 are disposed in total, a synchronizing member 6 for driving the stabilizing members 5 to work is disposed between the auxiliary bottom plate 1 and the mounting plate 2, the synchronizing member 6 includes a driving rack 61, a driving gear 62, a first connecting gear 63, a first rotating lever 64, a second connecting gear 65, a second rotating lever 66 and a connecting member 67, the first rotating lever 64 penetrates the first stabilizing plate 51 and is connected with the first stabilizing plate 51 in a key manner, the second rotating lever 66 penetrates the second stabilizing plate 52 and is connected with the second stabilizing plate 52 in a key manner, both ends of the first rotating rod 64 are connected with the side wall bearings of the mounting plate 2, both ends of the second rotating rod 66 are connected with the side wall bearings of the mounting plate 2, the first connecting gear 63 is connected with the first rotating rod 64, the second connecting gear 65 is connected with the second rotating rod 66, the first connecting gear 63 is meshed with the second connecting gear 65, the driving rack 61 is fixed on the side wall of the guide rod 43 through a screw, the driving rack 61 is arranged along the length direction of the guide rod 43, the driving gear 62 is meshed with the driving rack 61, the driving gear 62 is sleeved on the first rotating rod 64 of one stabilizing piece 5 and is welded and fixed with one end, far away from the first connecting gear 63, of the first rotating rod 64, and the driving gear 62 is connected with the connecting piece 67 to be used for driving all the first rotating rods 64 to rotate with the second rotating rod 66.
Referring to fig. 1 and 2, the connecting member 67 includes a driven gear 671 and a connecting belt 672, the driven gear 671 corresponds to each of the stabilizing members 5 not connected to the driving gear 62, one ends of the driven gear 671 and the first stabilizing plates 52, which are far away from the first connecting gear 63, are welded and fixed, the connecting belt 672 is sleeved on all the driven gears 671 and the driving gear 62 together, when the driving screw 42 rotates to raise or lower the mounting plate 2, the driving gear 62 meshed with the driving rack 61 rotates, the connecting belt 672 drives all the driven gears 671 to rotate so as to rotate the first rotating rods 64 of all the stabilizing members 5, the first connecting gear 63 drives the second rotating gears and the second rotating rods 66 to rotate so as to enable the first stabilizing plates 51 and the second stabilizing plates 52 to rotate, and the first stabilizing plates 51 and the second stabilizing plates 52 are abutted against the upper surface of the auxiliary bottom plate 1, and thus the connection stability between the auxiliary bottom plate 1 and the mounting plate 2 is improved.
Referring to fig. 1 and 3, a plurality of support rods 7 are installed at the lower end of the auxiliary bottom plate 1, the support rods 7 are arranged along the height of the auxiliary bottom plate 1, in the embodiment of the application, six support rods 7 are provided, one end of each support rod 7 far away from the auxiliary bottom plate 1 is provided with a support plate 8, in the embodiment of the application, each support plate 8 is a rectangular plate, one end of each support plate 8 far away from each support rod 7 is fixedly welded with a plurality of conical stabilizer rods 81, the conical stabilizer rods 81 are arranged along the length direction of each support rod 7, and the conical stabilizer rods 81 can be inserted into the construction ground so as to improve the stability of the whole auxiliary support device.
Referring to fig. 1 and 3, the supporting rod 7 includes a fixing rod 71 and a telescopic rod 72, the fixing rod 71 and the telescopic rod 72 are both circular rods, the upper end of the fixing rod 71 is welded and fixed with the lower surface of the auxiliary bottom plate 1, a limiting block 711 is integrally formed on the side wall of the fixing rod 71, the limiting block 711 is a rectangular block, a telescopic slot 721 for inserting the fixing rod 71 is formed in the upper end of the telescopic rod 72 along the length direction of the telescopic rod 72, the fixing rod 71 can slide in the telescopic slot 721, so that the whole length of the supporting rod 7 is adjusted, a limiting slot 722 for inserting the limiting block 711 is formed in the telescopic rod 72, and the side wall of the limiting block 711 is mutually attached to the side wall of the limiting slot 722, so that the whole stability of the supporting rod 7 is effectively improved; the connecting bolt 73 is penetrated at the side wall of the telescopic rod 72, and the connecting bolt 73 penetrates the telescopic rod 72 and is in threaded connection with the fixed rod 71, so that the fixed rod 71 and the telescopic rod 72 are fixed.
The implementation principle of the auxiliary supporting device for construction of the alpine tunnel provided by the embodiment of the application is as follows: the auxiliary supporting device is moved to a position where the tunnel needs to be supported, then the length of the supporting rod 7 is adjusted through the sliding telescopic rod 72, the whole supporting device is fixed through the conical stabilizer rod 81, then the driving motor 41 is started, the distance between the mounting plate 2 and the auxiliary bottom plate 1 is adjusted, and the supporting ring plate 3 and the attaching plate 32 can be attached to the top wall of the tunnel more stably, so that the connection stability of the auxiliary supporting device is improved.
The present embodiment is merely illustrative of the present application, and the present application is not limited thereto, and a worker can make various changes and modifications without departing from the scope of the technical idea of the present application, and therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. A auxiliary stay device for construction of severe cold tunnel, its characterized in that: the lifting device comprises an auxiliary bottom plate (1), wherein the auxiliary bottom plate (1) is provided with a mounting plate (2), the mounting plate (2) is provided with a supporting annular plate (3), the supporting annular plate (3) is provided with a plurality of butt joint rods (31), one ends of the butt joint rods (31) are connected with the mounting plate (2), the other ends of the butt joint rods (31) penetrate through the supporting annular plate (3) and are provided with an attaching plate (32), and the auxiliary bottom plate (1) is provided with a lifting assembly (4) for adjusting the mounting plate (2); lifting assembly (4) are including driving motor (41), drive lead screw (42) and guide bar (43), driving motor (41) are connected with auxiliary bottom plate (1), the one end of drive lead screw (42) and the shaft coupling welded fastening of driving motor (41), mounting panel (2) and with mounting panel (2) threaded connection are worn to establish by the other end of drive lead screw (42), one end and auxiliary bottom plate (1) of guide bar (43) are connected, mounting panel (2) and with mounting panel (2) sliding connection are worn to the other end of guide bar (43), guide bar (43) are provided with fixed block (44).
2. The auxiliary supporting device for construction of high and cold tunnels according to claim 1, wherein: a plurality of groups of stabilizing pieces (5) are arranged between the auxiliary bottom plate (1) and the mounting plate (2), and a synchronizing piece (6) for driving the stabilizing pieces (5) to work is arranged between the auxiliary bottom plate (1) and the mounting plate (2).
3. An auxiliary support device for construction of alpine tunnel according to claim 2, characterized in that: the stabilizer (5) comprises a first stabilizer plate (51) and a second stabilizer plate (52), the synchronous piece (6) comprises a driving rack (61), a driving gear (62), a first connecting gear (63), a first rotating rod (64), a second connecting gear (65), a second rotating rod (66) and a connecting piece (67), the first rotating rod (64) is connected with the first stabilizer plate (51), the second rotating rod (66) is connected with the second stabilizer plate (52), the first rotating rod (64) and the second rotating rod (66) are both connected with the mounting plate (2) in a rotating way, the first connecting gear (63) is connected with the first rotating rod (64), the second connecting gear (65) is connected with the second rotating rod (66), the first connecting gear (63) is meshed with the second connecting gear (65), the driving gear (61) is connected with the guide rod (43), the driving gear (62) is meshed with the driving rack (61), the driving gear (62) is connected with the first connecting piece (5) in a rotating way, the first connecting gear (63) is far away from one end of the first connecting rod (11), the driving gear (62) is connected with the connecting piece (67) for driving all the first stabilizing plates (51) and the second stabilizing plates (52) to rotate.
4. An auxiliary support device for construction of alpine tunnel according to claim 3, wherein: the connecting piece (67) comprises a driven gear (671) and a connecting belt (672), the driven gear (671) is connected with one end, far away from the first connecting gear (63), of the first mounting rod (11) corresponding to the stabilizing piece (5) without the driving gear (62), and the connecting belt (672) is sleeved on the driving gear (62) and the driven gear (671) together.
5. The auxiliary supporting device for construction of high and cold tunnels according to claim 1, wherein: the lower extreme of auxiliary bottom plate (1) is provided with bracing piece (7), the one end that keeps away from auxiliary bottom plate (1) of bracing piece (7) is provided with backup pad (8), backup pad (8) are provided with toper stabilizer bar (81).
6. The auxiliary supporting device for construction of high and cold tunnels according to claim 5, wherein: the support rod (7) comprises a fixing rod (71) and a telescopic rod (72), one end of the fixing rod (71) is connected with the auxiliary bottom plate (1), a telescopic groove (721) for inserting the fixing rod (71) is formed in the telescopic rod (72), the fixing rod (71) is inserted into the telescopic groove (721) and can slide in the telescopic groove (721), a connecting bolt (73) is arranged on the side wall of the telescopic rod (72), the connecting bolt (73) penetrates through the telescopic rod (72) and is in threaded connection with the fixing rod (71), and the telescopic rod (72) is connected with the support plate (8).
7. The auxiliary supporting device for construction of high and cold tunnels according to claim 6, wherein: the fixed rod (71) is provided with a limiting block (711), and the telescopic rod (72) is provided with a limiting groove (722) for inserting the limiting block (711).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323293262.5U CN221400574U (en) | 2023-12-04 | 2023-12-04 | Auxiliary supporting device for construction of alpine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323293262.5U CN221400574U (en) | 2023-12-04 | 2023-12-04 | Auxiliary supporting device for construction of alpine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221400574U true CN221400574U (en) | 2024-07-23 |
Family
ID=91935602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323293262.5U Active CN221400574U (en) | 2023-12-04 | 2023-12-04 | Auxiliary supporting device for construction of alpine tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221400574U (en) |
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2023
- 2023-12-04 CN CN202323293262.5U patent/CN221400574U/en active Active
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