CN218479027U

CN218479027U - Adjustable trestle of tunnel invert construction

Info

Publication number: CN218479027U
Application number: CN202222779683.8U
Authority: CN
Inventors: 甘贺德; 马海峰; 石福林; 李占科; 陈军; 王岩; 刘洋; 刘建龙; 罗藏青排; 李彦军; 王志发
Original assignee: Sinohydro Engineering Bureau 4 Co Ltd
Current assignee: Sinohydro Engineering Bureau 4 Co Ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-02-14
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses an adjustable landing stage of tunnel invert construction, including brace table, hydraulic stem, mount pad, fixed disk and mainboard, brace table's top surface mounting is provided with the mount table, and top one side of mount table is provided with the mainboard. This adjustable landing stage of tunnel invert construction, this landing stage is whole when using, a plurality of moving mechanism's through brace table side setting, through the hydraulic stem, the mount pad, band-type brake step motor two and the moving mechanism who removes the wheel constitution, thereby make whole when needs carry out moving as a whole, stretch out through the hydraulic stem, will remove wheel and ground contact, simultaneously with whole lifting a take the altitude, join in marriage simultaneously and remove the wheel and remove, thereby make whole can realize moving by oneself, whole lifting can not harm the face of pouring simultaneously, convenient to use wholly, whole when unmovable simultaneously, can withdraw the wheel that removes, thereby utilize the brace table to support, thereby guarantee holistic supporting effect and stability.

Description

Adjustable trestle of tunnel invert construction

Technical Field

The utility model relates to a tunnel invert construction technical field specifically is an adjustable landing stage of tunnel invert construction.

Background

The inverted arch is a reverse arch structure arranged at the bottom of the tunnel for improving the stress condition of an upper supporting structure, and is one of the main components of the tunnel structure. The inverted arch can effectively transmit the pressure of the stratum at the upper part of the tunnel to the underground through the side wall structure of the tunnel or the load on the road surface, and can also effectively resist the counter force transmitted from the stratum at the lower part of the tunnel. The inverted arch and the secondary lining form a whole tunnel, and the stability of the tunnel structure is improved.

Tunnel invert construction, former invert trestle has the multiple, like the arch bridge, the trestle that the straight bridge multiform all is welded with multiple model I-steel, it is particularly loaded down with trivial details and time consuming during the removal, remove to need an excavator, the supporting cooperation of a 50 type loader can promote, it is impaired mainly to having built the easy fish tail in invert concrete surface during the removal, can not guarantee the appearance quality of invert concrete, the trestle removal completion people need repair invert fish tail surface at every turn.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable landing stage of tunnel invert construction to current landing stage that proposes in solving above-mentioned background art is loaded down with trivial details very much when removing and wastes time, removes to need an excavator, the supporting cooperation of a 50 type loader can promote, and it is impaired mainly to having built the easy fish tail of invert concrete surface during the removal, can not guarantee the appearance quality of invert concrete, and the landing stage removes completion people at every turn and need repair invert fish tail surface problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable landing stage of tunnel invert construction, includes brace table, hydraulic stem, mount pad, fixed disk and mainboard, the top surface mounting of brace table is provided with the mount table, and is provided with the mainboard on one side of the top of mount table, the equal vertical installation of the side corner of brace table is provided with the hydraulic stem, the equal fixed mounting of bottom surface of hydraulic stem is provided with the fixed disk, the bottom of fixed disk is inside to run through to rotate the installation and is provided with the mount pad, the bottom internal rotation installation of mount pad is provided with removes the wheel.

Preferably, a second contracting brake stepping motor is arranged on the outer surface of one side, close to the moving wheel, of the mounting seat, the output end of the second contracting brake stepping motor is fixedly connected with one end of a rotating shaft in the moving wheel, and a mounting frame is arranged on the outer surface of one side, close to the middle position of the bottom end of the main board, of the top end of the mounting table;

adopt above-mentioned technical scheme to make whole when using, through the rotation of two output shafts of band-type brake step motor and stretching out of hydraulic stem to make and remove the wheel and can rotate, thereby drive whole and remove, make the bulk movement convenient.

Preferably, the mounting seat is rotatably mounted on the outer surface of one end inside the top end of the fixed disk in a penetrating manner, a driven gear is mounted on the outer surface of one side of the driven gear in a meshed manner, a main gear is mounted on the outer surface of one side of the fixed disk close to the bottom end of the main gear in a meshed manner, a first contracting brake stepping motor is mounted on the outer surface of one side of the fixed disk close to the bottom end of the main gear, and the top end of the output end of the first contracting brake stepping motor is fixedly mounted in the middle of the bottom end of the main gear;

adopt above-mentioned technical scheme to make whole orientation that can be to removing the wheel control to be convenient for remove the wheel and rotate, drive whole lateral shifting that carries on.

Preferably, threaded rods are arranged between the inner walls of the two sides of the mounting frame and close to the middle position, two ends of each threaded rod are rotatably arranged outside the two sides of the mounting frame in a penetrating manner, limiting frames are arranged on the inner walls of the bottom ends of the edges of the two sides of the mounting frame, and a driving stepping motor is arranged on the inner wall of one side of the mounting frame;

adopt above-mentioned technical scheme to make wholly when using, through the setting of spacing, guarantee that the fixed station on top can be more stable when removing, and the whole operation is more smooth stable.

Preferably, the output end of the driving stepping motor is installed outside one side of the installation frame in a penetrating mode, the output penetrating end of the driving stepping motor and the penetrating end of one side of the threaded rod are fixedly connected through a chain wheel and a chain, the outer surface of one side, close to the middle position, of the threaded rod is provided with a fixed table in a penetrating threaded mode, and the outer surfaces of two sides of the bottom end of the fixed table are installed outside the limiting frames on two sides in a sliding and clamping mode;

adopt above-mentioned technical scheme to make whole rotation and spacing of spacing through the threaded rod when using for the fixed station on top can drive the mainboard on top and carry out short distance and transversely remove about, makes whole more convenient when using, wholly can adjust, and overall regulation is convenient.

Preferably, the top outer surfaces of the mounting table, which are close to the edges of the two sides of the main board, are fixedly provided with limiting rods, the middle positions of the bottom outer surfaces of the main board, which are close to the limiting rods, are provided with limiting blocks, and the limiting blocks are installed outside one side of the limiting rods in a penetrating and sliding manner;

by adopting the technical scheme, when the whole mainboard is driven by the fixing platform to move, the mainboard moves more stably, and the whole moving effect is better.

Compared with the prior art, the beneficial effects of the utility model are that: this adjustable landing stage of tunnel invert construction:

1. when the trestle is used as a whole, the plurality of moving mechanisms on the side edge of the support table are arranged, and the moving mechanisms are formed by the hydraulic rods, the mounting seat, the band-type brake stepping motor II and the moving wheels, so that when the whole needs to be moved integrally, the hydraulic rods stretch out, the moving wheels are contacted with the ground, meanwhile, the whole is lifted to a certain height, and meanwhile, the moving wheels are matched with the moving wheels to move, so that the whole can move automatically, meanwhile, the whole lifting cannot damage a pouring surface, the whole use is convenient, and meanwhile, when the whole does not move, the moving wheels can be retracted, so that the support table is utilized to support, and the whole supporting effect and stability are ensured;

2. when the trestle is used as a whole, the installation platform, the limiting block, the main board, the installation frame, the threaded rod, the limiting frame and the fixed platform are arranged, so that when the whole is moved and adjusted in a transverse short distance, the whole does not need to be adjusted in position, and only the threaded rod needs to be controlled to rotate, so that the main board at the top end is driven to transversely move in a small position, the whole adjustment is convenient, and the stability is high;

3. this landing stage is whole when using, through the setting of mount pad, fixed disk, driven gear, band-type brake step motor one and master gear to make whole horizontal when removing that carries out the big distance can adjust the restriction to the direction of removing the wheel, thereby can drive whole when making to remove the wheel and carry out lateral shifting, make whole more convenient when removing the regulation, the whole flexibility of adjusting is higher, and it is more convenient wholly to use.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic view of a three-dimensional structure for mounting the driven gear and the main gear according to the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the mounting rack and the threaded rod of the present invention;

fig. 4 is a schematic view of the structure of the motherboard and the stop lever installed in the upward view.

In the figure: 1. a support table; 2. a hydraulic lever; 3. a mounting seat; 4. fixing the disc; 5. a driven gear; 6. a band-type brake stepping motor I; 7. a main gear; 8. a second band-type brake stepping motor; 9. a moving wheel; 10. an installation table; 11. a limiting block; 12. a main board; 13. a mounting frame; 14. a threaded rod; 15. a limiting frame; 16. a fixed table; 17. driving a stepping motor; 18. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an adjustable landing stage of tunnel invert construction, including brace table 1, hydraulic stem 2, mount pad 3, fixed disk 4, driven gear 5, band-type brake step motor 6, master gear 7, band-type brake step motor two 8, remove wheel 9, mount table 10, stopper 11, mainboard 12, mounting bracket 13, threaded rod 14, spacing 15, fixed station 16, drive step motor 17 and gag lever post 18, brace table 1's top surface mounting is provided with mount table 10, and top one side of mount table 10 is provided with mainboard 12, the equal vertical installation of brace table 1's side corner is provided with hydraulic stem 2, the equal fixed mounting in bottom surface of hydraulic stem 2 is provided with fixed disk 4, the inside rotation installation in bottom of fixed disk 4 is provided with mount pad 3, the bottom internal rotation installation of mount pad 3 is provided with removes wheel 9.

Mount pad 3 is close to one side surface mounting who removes wheel 9 and is provided with band-type brake step motor two 8, band-type brake step motor two 8's output is connected fixedly with the inside pivot one end of removal wheel 9, mount table 10 is close to top one side surface mounting of mainboard 12 bottom intermediate position and is provided with mounting bracket 13, when the device wholly needs to remove, this moment through external current control box, a plurality of hydraulic stems 2 of control side stretch out simultaneously, thereby the removal wheel 9 that drives the bottom stretches out and contacts with ground, later continue to stretch out thereby break away from ground with whole lifting, make wholly have certain height, thereby make wholly can not with pour ground contact when removing, whole result of use is better, after whole supporting, the band-type brake step motor two 8 of start-up side, output shaft through band-type brake step motor two 8 rotates, thereby drive the removal wheel 9 of side and rotate simultaneously, thereby make wholly can remove, it is more convenient to wholly use.

The mounting seat 3 runs through to rotate and is installed at the inside one end surface mounting on the fixed disk 4 top and be provided with driven gear 5, one side meshing connection of driven gear 5 is provided with master gear 7, the fixed disk 4 is close to the bottom one side surface mounting of master gear 7 and is provided with band-type brake step motor 6, the output top of band-type brake step motor 6 is fixed with the bottom intermediate position mounting of master gear 7, when whole needs carry out the lateral shifting of longer distance and adjusts, accessible control band-type brake step motor 6 starts, rotate through control band-type brake step motor 6 output, thereby drive the master gear 7 rotation on top, through the rotation of master gear 7, thereby drive the driven gear 5 of one side meshing and rotate simultaneously, through the rotation of driven gear 5, thereby it stops after driving mount pad 3 and the removal wheel 9 of bottom to rotate certain angle, later, through removal wheel 9 rotates, begin to drive whole and carry out the lateral shifting, make the whole convenient regulation, the whole flexibility is high, whole convenient to use.

Threaded rods 14 are arranged between the inner walls of the two sides of the mounting frame 13 and close to the middle position, two ends of each threaded rod 14 are rotatably arranged on the outer parts of the two sides of the mounting frame 13 in a penetrating manner, limiting frames 15 are arranged on the inner walls of the bottom ends of the edges of the two sides of the mounting frame 13, and a driving stepping motor 17 is arranged on the inner wall of one side of the mounting frame 13; the output of drive step motor 17 runs through and installs in one side of mounting bracket 13 outside, and the output of drive step motor 17 runs through and runs through between the end and one side of threaded rod 14 and pass through the sprocket and chain connection is fixed, threaded rod 14 is close to one side surface through thread connection of intermediate position and is provided with fixed station 16, and the equal slip block of bottom both sides surface of fixed station 16 installs in the outside of both sides spacing 15, whole when needing to carry out short distance transverse position change, need not to utilize the change that removes wheel 9 direction of rotation and the drive of removing wheel 9, only need control drive step motor 17 to start, through the direction of rotation of control drive step motor 17 output shaft, thereby adjust the moving direction wholly, rotation through drive step motor 17 output shaft, thereby drive threaded rod 14 of one side and rotate simultaneously, rotation through threaded rod 14, cooperation both sides spacing 15 is spacing, thereby make the fixed station 16 on top and the mainboard 12 on top wholly stabilize the transverse short distance movement about, thereby change holistic position, overall regulation is convenient.

The equal fixed mounting in top surface that mount table 10 is close to mainboard 12 both sides edge is provided with gag lever post 18, mainboard 12 is close to the equal installation of bottom surface intermediate position of gag lever post 18 and is provided with stopper 11, and stopper 11 all runs through slidable mounting and is outside in one side of gag lever post 18, and the device is whole when carrying out the short distance regulation, and mainboard 12 is when removing, through the gag lever post 18 and the slidable mounting of both sides bottom to make mainboard 12 whole when removing the regulation more stable.

The working principle is as follows: when using this adjustable landing stage of tunnel invert construction, the device is whole after removing the assigned position, and the hydraulic stem 2 of control side this moment drives the moving mechanism of bottom and slowly withdraws to make 1 whole and ground contact supports of brace table, make wholly place stability, alleviate the holistic bearing pressure of side moving mechanism simultaneously, prolong its life, guarantee holistic result of use. The utility model discloses increased holistic practicality, the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as mature bolt, rivet, welding among the prior art, machinery, part and equipment all adopt among the prior art, conventional model, and circuit connection adopts conventional connected mode among the prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that technical personnel in this field know.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable trestle of tunnel invert construction, includes brace table (1), hydraulic stem (2), mount pad (3), fixed disk (4) and mainboard (12), its characterized in that: the utility model discloses a hydraulic support platform, including brace table (1), hydraulic stem (2), installation platform (10), mainboard (12), the equal vertical installation of side corner of brace table (1) is provided with hydraulic stem (2), the equal fixed mounting of bottom surface of hydraulic stem (2) is provided with fixed disk (4), the bottom inside of fixed disk (4) is run through and is rotated the installation and be provided with mount pad (3), the bottom internal rotation installation of mount pad (3) is provided with removes wheel (9).

2. The adjustable trestle of tunnel invert construction of claim 1, characterized in that: one side surface mounting that mount pad (3) are close to removal wheel (9) is provided with band-type brake step motor two (8), the output of band-type brake step motor two (8) is connected fixedly with removal wheel (9) inside pivot one end, top one side surface mounting that mount table (10) are close to mainboard (12) bottom intermediate position is provided with mounting bracket (13).

3. The adjustable trestle of tunnel invert construction of claim 2, characterized in that: mount pad (3) run through to rotate and install and be provided with driven gear (5) at the inside one end surface mounting in fixed disk (4) top, one side meshing connection of driven gear (5) is provided with master gear (7), the bottom one side surface mounting that fixed disk (4) are close to master gear (7) is provided with band-type brake step motor one (6), the output top of band-type brake step motor one (6) is fixed with the bottom intermediate position installation of master gear (7).

4. The adjustable trestle of tunnel invert construction of claim 2, characterized in that: mounting bracket (13) both sides inner wall is close to and is provided with threaded rod (14) between the intermediate position, and the both ends of threaded rod (14) all rotate to run through and install in the both sides of mounting bracket (13) outside, all install on the bottom inner wall of mounting bracket (13) both sides edge and be provided with spacing (15), the wall mounting is provided with drive step motor (17) in one side of mounting bracket (13).

5. The adjustable trestle of tunnel invert construction of claim 4, characterized in that: the output of drive step motor (17) runs through and installs in one side of mounting bracket (13) outside, and the output of drive step motor (17) runs through and runs through one side of end and threaded rod (14) and run through between the end fixedly through sprocket and chain connection, threaded rod (14) are close to one side surface through threaded connection of intermediate position and are provided with fixed station (16), and the outside at both sides spacing (15) is installed to the equal slip block in bottom both sides surface of fixed station (16).

6. The adjustable trestle of tunnel invert construction of claim 5, characterized in that: the mounting table (10) is close to the equal fixed mounting in top surface of mainboard (12) both sides edge and is provided with gag lever post (18), mainboard (12) are close to the bottom surface intermediate position of gag lever post (18) and all install and are provided with stopper (11), and stopper (11) all run through slidable mounting in one side outside of gag lever post (18).