CN221096227U

CN221096227U - Tunnel center ditch maintenance device

Info

Publication number: CN221096227U
Application number: CN202323246661.6U
Authority: CN
Inventors: 齐俊强; 宋高; 刘强; 赵孟贺; 周涛华; 景海刚; 李龙; 张庆港; 郭烨晨
Original assignee: Fifth Engineering Co Ltd of Shanghai Civil Engineering Co Ltd of CREC
Current assignee: Fifth Engineering Co Ltd of Shanghai Civil Engineering Co Ltd of CREC
Priority date: 2023-11-29
Filing date: 2023-11-29
Publication date: 2024-06-07
Anticipated expiration: 2033-11-29

Abstract

The utility model discloses a tunnel center ditch maintenance device, which relates to the technical field of tunnel maintenance and comprises a main frame, wherein a traveling wheel set is arranged at the bottom of the main frame; the driving mechanism is arranged on the main frame and drives the traveling wheel set to travel; the guide mechanism is fixed at the bottom of the main frame; the water tank, the water tank install in inside the body frame, there is the water pipe bottom of water tank through booster pump intercommunication, install a plurality of shower nozzles on the water pipe. The utility model mainly replaces the traditional manual maintenance, reduces the working strength and realizes the maintenance of completely covering the inner walls of the two sides of the central ditch of the tunnel with sprinkling water.

Description

Tunnel center ditch maintenance device

Technical Field

The utility model belongs to the technical field of tunnel maintenance, and particularly relates to a tunnel center ditch maintenance device.

Background

The central ditch of the highway tunnel plays an extremely important role as a drainage channel during tunnel construction and operation, after the central ditch of the highway tunnel is hardened, in order to avoid the problem of water shortage of concrete in the hardening process, the concrete is easy to crack when a large amount of water is lacking once water is not supplied, the structural strength of the whole concrete is reduced greatly, so that the central ditch of the highway tunnel has a great problem in the stability of drainage function or structure, and therefore, the central ditch of the highway tunnel needs to be subjected to sprinkling maintenance after being paved.

At present, the central ditch of the highway tunnel is subjected to sprinkling maintenance, the traditional manual sprinkling is adopted for maintenance, the working strength is high, and in the working process, the central ditch of the highway tunnel is not uniformly sprinkled, and the inner wall of the ditch is not easy to cover.

Disclosure of utility model

The utility model aims to provide a tunnel center ditch maintenance device, which overcomes the defects that the manual maintenance is performed on the tunnel center ditch maintenance, the working strength is high and the inner wall of the tunnel center ditch maintenance is difficult to cover, and the concrete technical scheme is as follows:

a tunnel center ditch maintenance device, comprising: the walking wheel set is arranged at the bottom of the main frame; the driving mechanism is arranged on the main frame and drives the traveling wheel set to travel; the guide mechanism is fixed at the bottom of the main frame; the water tank, the water tank install in inside the body frame, there is the water pipe bottom of water tank through booster pump intercommunication, install a plurality of shower nozzles on the water pipe.

Preferably, the driving mechanism comprises an engine and a rotating shaft; the engine is arranged on one side of the main frame; the rotating shaft is fixed between the walking wheel sets, gears are arranged on the output shaft and the rotating shaft of the engine, and the two gears are connected in a rotating mode through a rotating speed chain.

Preferably, the water pipe comprises a first branch pipe and a second branch pipe which are communicated with each other; the spray heads on the first branch pipe and the second branch pipe are reversely fixed with the spray heads on the second branch pipe and are respectively arranged towards the two outer sides of the main frame.

Preferably, the guide mechanism comprises a first guide rod and a second guide rod which are respectively arranged at two sides of the bottom of the main frame; the side of the first guide rod is provided with a first guide wheel, and the side of the second guide rod is provided with a second guide wheel which is reversely arranged with the first guide wheel.

Preferably, the outside of the water tank is also communicated with a transparent water level pipe, and the water level pipe is marked with scales.

Preferably, a storage battery is further arranged at the upper part of the main frame, and the storage battery is electrically connected with the engine and the booster pump.

Preferably, a bracket is further arranged on the side edge of the main frame, and the engine is fixed on the bracket.

Preferably, the first guide bar and the second guide bar are symmetrical with respect to a center line of the bottom of the main frame in the advancing direction of the device.

Preferably, the first branch pipe and the second branch pipe are symmetrical with respect to a center line of the bottom of the main frame in the advancing direction of the device.

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

1. According to the utility model, the driving mechanism drives the device to walk, and the water tank, the booster pump, the water pipe and the guide mechanism are combined, so that the device automatically walks to carry out sprinkling maintenance on the central ditch of the tunnel, replaces the traditional manual maintenance, and reduces the working strength.

2. According to the utility model, the first guide wheel and the second guide wheel at the bottom of the main frame have a good guide effect on the running process of the device, and meanwhile, the safe and stable running of the device is ensured.

3. According to the utility model, the first branch pipe is responsible for sprinkling and curing the inner wall of one side of the tunnel central water ditch, the second branch pipe is responsible for sprinkling and curing the inner wall of the other side of the tunnel central water ditch, and the first branch pipe and the second branch pipe are matched with each other, so that the sprinkling and curing of the inner walls of the two sides of the tunnel central water ditch are completely covered.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic view of the working state structure of the present utility model.

The main reference numerals illustrate:

10-main frame, 101-square steel, 20-driving mechanism, 201-engine, 202-gear, 203-rotating speed chain, 204-rotating shaft, 30-guiding mechanism, 301-first guiding rod, 302-first guiding wheel, 303-second guiding rod, 304-second guiding wheel, 40-water tank, 50-booster pump, 60-water pipe, 601-first branch pipe, 602-second branch pipe, 70-nozzle, 80-walking wheel set, 801-walking wheel, 90-bracket, 100-water pipe, 200-storage battery and 500-tunnel central ditch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "inside", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The terms "first," "second," "third," and the like, if any, are used for descriptive purposes only and for distinguishing between technical features and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

Referring to fig. 1-2, a maintenance device for a central ditch of a tunnel comprises a main frame 10, a guiding mechanism 30, a driving mechanism 20 and a water tank 40; for convenience of description, the maintenance device is used for carrying out sprinkling maintenance on a central ditch 500 of a tunnel, and when the maintenance device works, the front side, the rear side, the left side and the right side are respectively used as references, specifically, a main frame 10 is a cuboid frame formed by welding square steel 101, four corners of the cuboid frame are provided with a travelling wheel 801 at the bottom of each corner, two travelling wheels 801 at the rear side form a travelling wheel set 80, and two travelling wheels 801 at the front side form another travelling wheel set 80; the guide mechanism 30 is fixed at the bottom of the main frame 10 and mainly acts on two inner side walls of the tunnel central ditch 500, and has a guide function on the advancing process of the maintenance device, so that the maintenance device is prevented from deviating from the advancing track; the driving mechanism 20 is arranged on the rear side wall of the main frame 10, is arranged on the rear side of the maintenance device and is used for driving the traveling wheel set 80 on the rear side of the maintenance device to travel; the water tank 40 adopts the iron sheet to make, and water tank 40 installs inside the cuboid frame, and stable joint is equipped with the water filling port on the cuboid frame at the top of water tank 40, installs booster pump 50 in the bottom of water tank 40, and booster pump 50 intercommunication outside water pipe 60 installs a plurality of shower nozzles 70 on the water pipe 60, and during operation, water pipe 60 stretches into in tunnel center ditch 500, under the effect of booster pump 50, and the water in the water tank 40 is from shower nozzle 70 high pressure blowout, is strange completely to tunnel center ditch 500 both sides inner wall, carries out the water curing.

As a further optimization, the driving mechanism 20 includes an engine 201 and a rotating shaft 204, and the engine 201 is mounted on one side (rear side) of the main frame 10; the rotating shaft 204 is fixed between the walking wheel sets 80, the output shaft of the engine 201 and the rotating shaft 204 are both provided with gears 202, and the two gears 202 are rotationally connected through a rotating speed chain 203.

In the above scheme, the rotation of engine 201 drives axis of rotation 204 through rotational speed chain 203 and rotates walking wheelset 80 and walk to drive whole curing means to walk on tunnel center ditch 500 and accomplish its watering maintenance, replace traditional manual watering maintenance, reduce working strength big.

As a further optimization, the water pipe 60 comprises a first branch pipe 601 and a second branch pipe 602 which are communicated with each other; the first branch pipe 601 and the second branch pipe 602 are respectively provided with a plurality of spray heads 70, the spray heads 70 on the first branch pipe 601 and the spray heads 70 on the second branch pipe 602 are reversely fixed and respectively arranged towards two outer sides of the main frame 10, and the first branch pipe 601 and the second branch pipe 602 extend into the quasi-tunnel central ditch 500 during operation. In this embodiment, four spray heads 70 are disposed on the first branch pipe 601 and the second branch pipe 602 from top to bottom, and the four spray heads 70 on the first branch pipe 601 are aligned with the inner wall on the left side of the tunnel central water ditch 500, and the four spray heads 70 on the second branch pipe 602 are aligned with the inner wall on the right side of the tunnel central water ditch 500, i.e. the spray heads 70 on the first branch pipe 601 and the second branch pipe 602 are reversely disposed.

In the above scheme, by branching the water pipe 60 into the first branch pipe 601 and the second branch pipe 602, the spray heads 70 on the first branch pipe 601 are responsible for performing the sprinkling maintenance on the inner wall of the left side of the tunnel central water ditch 500, the spray heads 70 on the second branch pipe 602 are responsible for performing the sprinkling maintenance on the inner wall of the right side of the tunnel central water ditch 500, and the inner walls of the left side and the right side of the tunnel central water ditch 500 can be subjected to the whole coverage sprinkling maintenance.

As a further optimization scheme, the guide mechanism 30 comprises a first guide rod 301 and a second guide rod 303 which are respectively arranged at two sides of the bottom of the main frame 10; the side of the first guide rod 301 is provided with a first guide wheel 302, the side of the second guide rod 303 is provided with a second guide wheel 304 which is reversely arranged with the first guide wheel 302, when the maintenance device works, the first guide wheel 302 is abutted against the inner wall of the left side of the tunnel central ditch 500, and the second guide wheel 304 is reversely arranged and abutted against the inner wall of the right side of the tunnel central ditch 500.

In the above-mentioned formula, through first leading wheel 302, second leading wheel 304 butt respectively on the inner wall of tunnel center ditch 500 left side, right side, advance along tunnel center ditch 500 inner wall in the curing device advancing process, play fine guide effect, prevent that curing device from taking place the skew in the advancing process.

As a further optimization scheme, the outer side of the water tank 40 is also communicated with a transparent water level pipe 100, and scales are marked on the water level pipe 100.

In the above scheme, the water level in the water tank 40 can be observed through the graduated scale on the transparent water level pipe 100, and the water quantity can be timely supplemented from the water filling port.

As a further optimization scheme, a storage battery 200 is further arranged at the upper part of the main frame 10, and the storage battery 200 is electrically connected with the engine 201 and the booster pump 50.

In the above scheme, under the condition that no limited power supply is provided, the storage battery 200 can provide power for the engine 201 and the booster pump 50, so that the normal operation of the maintenance device is ensured.

As a further optimization scheme, the side of the main frame 10 is also provided with a bracket 90, the engine 201 is fixed on the bracket 90, and the bracket 90 is welded and fixed on the frame wall of the rear side main frame 10.

In the above-described embodiment, the bracket 90 can provide excellent support for the battery 200 and the engine 201.

As a further optimization, the first guide bar 301 and the second guide bar 303 are symmetrical with respect to the bottom center line of the main frame 10 along the advancing direction of the device. Specifically, in the direction along the advancing direction of the curing device, that is, the direction from the rear side to the front side of the main frame 10, there is a center line at the bottom of the main frame 10, the first guide rod 301 and the second guide rod 303 are respectively fixed at both sides of the center line and extend into the tunnel center water channel 500, and are symmetrical with respect to the center line, and the distance from the first guide rod 301 to the left inner wall of the tunnel center water channel 500 is equal to the distance from the second guide rod 303 to the right inner wall of the tunnel center water channel 500.

In the above scheme, when the first guide wheel 302 on the first guide rod 301 and the second guide wheel 304 on the second guide rod 303 are abutted to the left side and the right side of the tunnel central ditch 500 for guiding, the balance and stability of the whole maintenance device are improved in the advancing process of the maintenance device.

As a further optimization, the first branch pipe 601 and the second branch pipe 602 are symmetrical with respect to the bottom center line of the main frame 10 in the advancing direction of the device. Specifically, the first branch pipe 601 and the second branch pipe 602 are respectively fixed on two sides of the central line and extend into the central ditch 500 of the tunnel, and are symmetrical with respect to the central line, and the distance from the first branch pipe 601 to the inner wall of the left side of the central ditch 500 of the tunnel is equal to the distance from the second branch pipe 602 to the inner wall of the right side of the central ditch 500 of the tunnel.

In the above scheme, when the maintenance device works, the first branch pipe 601 and the second branch pipe 602 are equal in water quantity, pressure and the like sprayed from the spray head 70 to the inner walls at two sides of the tunnel center ditch 500, so that the inner walls at two sides can be covered completely, and maintenance is more uniform.

In summary, the working principle of this embodiment is as follows:

When the water spraying maintenance is carried out on the tunnel center ditch 500, the travelling wheels 801 on the left side and the right side of the bottom of the maintenance device are placed on the edges on the two sides of the tunnel center ditch 500, the first guide wheels 302 are abutted on the inner wall on the left side of the tunnel center ditch 500, the second guide wheels 304 are abutted on the inner wall on the right side of the tunnel center ditch 500, the engine 201 is started to drive the travelling wheel set 80 to advance, the travelling wheels 302 and the second guide wheels 304 are driven to advance, in the advancing process, the water spraying maintenance is carried out by aligning the spray heads 70 on the booster pump 50 and the first branch pipe 601 with the inner wall on the left side of the tunnel center ditch 500, and the spray heads 70 on the second branch pipe 602 are aligned with the inner wall on the right side of the tunnel center ditch 500. This device has replaced the traditional artifical watering maintenance of tunnel center ditch 500, reduces its working strength, covers the watering maintenance to tunnel center ditch 500 both sides inner wall completely simultaneously, and the watering is more even.

The foregoing description of specific exemplary embodiments of the utility model has been presented for the purpose of illustration and description, but it is not intended to limit the utility model to the precise form disclosed, and it is apparent that many changes and modifications may be made in accordance with the above teachings, and while embodiments of the utility model have been shown and described, this specific embodiment is merely illustrative of the utility model and not restrictive, the particular features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner, the exemplary embodiments being selected and described for the purpose of explaining the specific principles of the utility model and its practical application, so that modifications, substitutions, variations, and various other changes may be made to the embodiments without creatively departing from the principles and spirit of the utility model as desired by those skilled in the art without departing from the scope of the patent claims.

Claims

1. A tunnel center ditch maintenance device, characterized by comprising:

a main frame (10), wherein a traveling wheel set (80) is arranged at the bottom of the main frame (10);

The driving mechanism (20) is arranged on the main frame (10) and drives the traveling wheel set (80) to travel;

a guide mechanism (30), wherein the guide mechanism (30) is fixed at the bottom of the main frame (10);

the water tank (40), water tank (40) install in inside body frame (10), the bottom of water tank (40) is through booster pump (50) intercommunication has water pipe (60), install a plurality of shower nozzles (70) on water pipe (60).

2. A tunnel centre ditch maintenance apparatus according to claim 1, wherein the drive mechanism (20) comprises an engine (201) and a rotatable shaft (204);

The engine (201) is arranged on one side of the main frame (10); the rotating shafts (204) are fixed between the walking wheel sets (80), gears (202) are arranged on the output shafts of the engines (201) and the rotating shafts (204), and the two gears (202) are rotationally connected through a rotating speed chain (203).

3. A tunnel centre ditch maintenance apparatus according to claim 1, wherein the water pipe (60) comprises a first branch pipe (601) and a second branch pipe (602) in communication with each other;

The spray heads (70) on the first branch pipe (601) and the second branch pipe (602) are respectively provided with a plurality of spray heads (70), and the spray heads (70) on the first branch pipe (601) and the spray heads (70) on the second branch pipe (602) are reversely fixed and respectively face to the two outer sides of the main frame (10).

4. The tunnel center ditch maintenance device according to claim 1, wherein the guide mechanism (30) comprises a first guide rod (301) and a second guide rod (303) respectively arranged at two sides of the bottom of the main frame (10);

The side of the first guide rod (301) is provided with a first guide wheel (302), and the side of the second guide rod (303) is provided with a second guide wheel (304) which is reversely arranged with the first guide wheel (302).

5. The tunnel center ditch maintenance device according to claim 1, wherein a transparent water level pipe (100) is further communicated with the outer side of the water tank (40), and scales are marked on the water level pipe (100).

6. The tunnel center ditch maintenance device according to claim 2, wherein a storage battery (200) is further arranged on the upper portion of the main frame (10), and the storage battery (200) is electrically connected with the engine (201) and the booster pump (50).

7. The tunnel center ditch maintenance device according to claim 2, wherein a bracket (90) is further provided at a side of the main frame (10), and the engine (201) is fixed to the bracket (90).

8. A tunnel centre ditch maintenance apparatus according to claim 4, wherein the first guide bar (301) and the second guide bar (303) are symmetrical about a centre line of the bottom of the main frame (10) in the direction of advance of the apparatus.

9. A tunnel centre ditch maintenance apparatus according to claim 3, wherein the first branch pipe (601) and the second branch pipe (602) are symmetrical about a centre line of the bottom of the main frame (10) in the direction of advance of the apparatus.