CN215374583U - A coring device for tunnel vault - Google Patents

Abstract

The utility model relates to the technical field of tunnel quality detection equipment, in particular to a coring device for a tunnel vault, which comprises: a base; the lifting assembly is positioned on the base; the cooling assembly is connected with the lifting assembly; the core taking device for the tunnel vault has the advantages that the structure is novel, the waste of water resources can be reduced, the cooling effect can be improved, the blocking condition in the core taking process is avoided, the working efficiency is improved, and convenience is brought to workers.

Description

A coring device for tunnel vault

Technical Field

The utility model relates to the technical field of tunnel quality detection equipment, in particular to a coring device for a tunnel vault.

Background

The solid coring method is a very important engineering quality detection means as a final judgment basis for the solid quality, and is often applied to the solid detection of tunnel side walls and inverted arch coring in the tunnel solid quality detection. But coring to tunnel vault position then can't go on, because coring device all adopts the water drill machine at present, coring in-process need carry out water-cooling to the drill bit to wash out the dust of coring. If core from bottom to top, conventional coring device burns out the motor because of water refluence, further leads to the motor electric leakage to hurt operating personnel.

Present coring device for tunnel vault, the structure is too traditional, in the course of the work of coring to the vault, the cooling effect is not good, easily lead to a bore section of thick bamboo because of taking place contact friction and produce a large amount of heat energy with the tunnel vault, thereby reduce the life of equipment, can take place the phenomenon of card resistance in the course of the work even, influence the efficiency of work, bring inconvenience for the staff, consequently, to above current situation, urgent need develop a coring device for the tunnel vault, in order to overcome not enough in the current practical application.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a coring device for tunnel vaults that solves the problems set out in the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme:

a coring device for a tunnel vault, comprising:

a base;

the lifting assembly is positioned on the base; and

the cooling assembly is connected with the lifting assembly; wherein, cooling module is including spraying water the subassembly and receiving the water subassembly, spray water the subassembly with receive the water subassembly installation that cooperatees, cooling module is used for carrying out circulative cooling to coring device.

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

the core taking device can be moved upwards until the core taking device is contacted with the vault by the operation of the arranged lifting component, and simultaneously, the core taking device and the external water cooling mechanism can be started to operate, so that the core taking operation can be carried out on the vault area, in the operating process, an external water source can be sprayed to the contact part of the core taking device and the vault by the operation of the arranged water spraying component, the service life of the device and the core taking quality are prevented from being influenced by overlarge heat generated by contact friction, and after the cooling water is sprayed to the friction area, sewage with slurry and the like can flow downwards under the action of gravity, at the moment, the returned sewage can be collected and discharged to the outside by the operation of the arranged water collecting component, so that the waste of water resources can be reduced, the cooling effect can be improved, the blocking condition in the core taking process is avoided, the operating efficiency is improved, and convenience is provided for workers, is worthy of popularization.

Drawings

Fig. 1 is a front sectional structural view of the whole of the present invention.

FIG. 2 is a partially enlarged top view of the cooling plate according to the present invention.

Fig. 3 is a partially enlarged perspective view of the spray pipe according to the present invention.

In the figure: 1-base, 2-first transmission piece, 3-sliding rod, 4-lifting platform, 5-rotating shaft, 6-second transmission piece, 7-driving piece, 8-rotating piece, 9-third transmission piece, 10-thread sleeve, 11-threaded rod, 12-water outlet piece, 13-drilling barrel, 14-water collecting box, 15-telescopic piece, 16-cooling disc, 17-water inlet piece, 18-spraying pipe, 19-spray head, 20-supporting rod, 21-supporting frame and 22-filtering piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Referring to fig. 1, a coring device for a tunnel vault according to an embodiment of the present invention includes:

a base 1;

the lifting assembly is positioned on the base 1; and

the cooling assembly is connected with the lifting assembly; wherein, cooling module is including spraying water the subassembly and receiving the water subassembly, spray water the subassembly with receive the water subassembly installation that cooperatees, cooling module is used for carrying out circulative cooling to coring device.

In the quality detection of a tunnel entity, when coring operation is required to be carried out on the position of an arch crown, the base 1 can be in the form of a steel framework, the bottom of the base 1 is provided with a roller with a braking device, the upper part of the base 1 is provided with a handrail, the whole device can be pushed to the position below the position needing coring by manpower through the matching of the roller and the handrail, the coring device can be moved upwards through the working of the arranged lifting component until the coring device is contacted with the arch crown, meanwhile, the coring device and an external cooling water mechanism can be started to work, so that coring operation can be carried out on the area of the arch crown, in the working process, an external water source can be sprayed to the position where the coring device is contacted with the arch crown through the working of the arranged water spraying component, so as to avoid the phenomenon that the service life of the device and the quality of coring are influenced by overlarge heat generated by contact friction, after the cooling water sprays the friction region, because the effect of gravity can make the sewage of taking mud etc. flow downwards, at this moment, through the work of the receipts water subassembly that sets up, can collect the sewage of backward flow and discharge to outside in to can reduce the waste of water resource, and can improve refrigerated effect, avoid getting the condition that the in-process of coring took place the card and hinder, improve the efficiency of work, for the staff provides convenience, be worth promoting.

In one embodiment of the present invention, referring to fig. 1, the lifting assembly includes:

the sliding rod 3 and the threaded rod 11 are positioned on the base 1, and the threaded rod 11 is rotatably connected with the base 1;

the first transmission piece 2 and the third transmission piece 9 are connected with the threaded rod 11, and the third transmission piece 9 is rotatably connected with the base 1; and

the lifting platform 4 is rotatably connected with the threaded rod 11 through a threaded sleeve 10.

After the coring device moves to a target area, the third transmission part 9 is arranged, wherein the third transmission part 9 can adopt a tapered tooth form so as to realize vertical transmission, one end of the third transmission part 9 is provided with a rotation part 8, the rotation part 8 can adopt a hand wheel form, the hand wheel can be rotated by manpower, the third transmission part 9 and the threaded rod 11 can be driven to rotate, the first transmission part 2 is arranged, the first transmission part 2 is preferably in a chain transmission mode so as to enable the two threaded rods 11 to synchronously rotate, when the threaded rod 11 rotates, the threaded sleeve 10 and the lifting platform 4 can be driven to move upwards through the matching effect between the threads, so that the whole device can move upwards so as to carry out coring operation on the vault, the base 1 is also provided with the sliding rod 3, the threaded rod 11 and the sliding rod 3 are respectively two, the sliding rod 3 is connected with the lifting platform 4 in a sliding way through a cylindrical sliding sleeve, so as to improve the stability of the lifting platform 4 when moving up and down.

In an embodiment of the present invention, please refer to fig. 1, which further includes: the driving piece 7 is positioned on the lifting assembly;

the rotating shaft 5 is rotatably connected with the lifting assembly, and the rotating shaft 5 is connected with the output end of the driving piece 7 through a second transmission piece 6; and

a drill barrel 13, wherein the drill barrel 13 is connected with one end of the rotating shaft 5.

When elevating platform 4 will bore a section of thick bamboo 13 and remove to when contacting with the vault surface, 7 start-up work through the driving piece that sets up, wherein driving piece 7 can adopt the form of motor, when 7 circular telegrams of driving piece rotate, the transmission effect of accessible second driving medium 6, thereby can drive rotation axis 5 and rotate, wherein, second driving medium 6 can adopt the mode that two gear engagement connect, and can be as required the size of 5 rotational speeds of rotation axis, set for the diameter of two gears, when rotation axis 5 rotates, can drive and bore a section of thick bamboo 13 and rotate, thereby can carry out coring work to the vault, whole journey is accomplished by machinery, the manpower has been practiced thrift, provide convenience for the staff.

In an embodiment of the present invention, referring to fig. 1 and fig. 2, the water receiving assembly includes:

a cooling plate 16, wherein the cooling plate 16 is connected with the lifting assembly through a telescopic piece 15;

a support frame 21, wherein the support frame 21 is positioned on the cooling plate 16;

the filter elements 22 are uniformly distributed and installed between the support frame 21 and the cooling disc 16;

at least one set of struts 20, said struts 20 being connected to said cooling plate 16;

the water collecting box 14 is positioned on the lifting assembly, and the water collecting box 14 is rotatably connected with the rotating shaft 5; and

and one end of the water outlet part 12 is respectively connected with the water collecting box 14 and the cooling disc 16.

During the rotation of the drill cylinder 13, a large amount of heat is generated due to the contact friction between the drill cylinder 13 and the vault, so that the part with the rotational friction can be cooled by water through the arranged water spraying assembly, during the cooling process, cooling water can flow back under the action of gravity, and the cooling disc 16 is arranged, wherein the cooling disc 16 can adopt a funnel-shaped structure with an opening with a large top and a small bottom so as to conveniently recover the returned sewage, and through the arranged support frame 21 and the arranged filter piece 22, the filter piece 22 is preferably in the form of a filter screen, so that large-particle impurities can be filtered, the blockage of the water outlet piece 12 is avoided, the filtered sewage is discharged to the outside through the water outlet piece 12, meanwhile, because a gap exists between the cooling disc 16 and the drill cylinder 13, a part of the sewage can continuously flow downwards through the gap, at the moment, through the arranged water collecting box 14, wherein, the water collecting box 14 is connected with the rotation shaft 5 in a sealing and rotating way, therefore, the sewage which flows down can be gathered in the water collecting box 14 and is discharged to the outside through the water outlet part 12, in the core taking process, the cooling disc 16 can be kept in contact with the vault through the support rod 20 and the telescopic part 15 which are arranged, thereby the sewage which flows back can be prevented from splashing to the outside, convenience is provided for the working personnel, wherein, the telescopic part 15 can adopt the form of the slide rod, the spring and the matching of the slide sleeve, the slide rod can be driven to slide in the slide sleeve through the elastic action of the spring, and the cooling disc 16 can be pushed to move upwards, thereby the support rod 20 can be pressed on the lower surface of the vault.

In one embodiment of the present invention, referring to fig. 1-3, the water spray assembly comprises:

the spraying pipe 18, the said spraying pipe 18 links with said supporting arm 21;

the water inlet part 17 is arranged on the cooling disc 16 in a penetrating way, and one end of the water inlet part 17 is connected with the spraying pipe 18; and

a spray head 19, wherein the spray head 19 is connected with the spray pipe 18.

In the process of need carrying out the cooling, through the water inlet part 17 that sets up, can let in the spray pipe 18 with outside cooling water, wherein, spray pipe 18 can adopt the form of ring pipe, and be connected with support frame 21 through the clamp, and be equipped with a plurality of shower nozzle 19 on the spray pipe 18, a plurality of shower nozzle 19 circumference evenly distributed installs on spray pipe 18, and simultaneously, shower nozzle 19 is the slope installation with spray pipe 18, thereby can make the directional position of boring a section of thick bamboo 13 and vault contact of spout of shower nozzle 19, be favorable to improving refrigerated effect.

It should be noted that, in the present invention, unless otherwise specifically stated or limited, the terms "sliding", "rotating", "fixing", "providing", and the like are to be understood in a broad sense, and may be, for example, a welded connection, a bolted connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A coring device for a tunnel vault, comprising:

a base;

the lifting assembly is positioned on the base; and

the cooling assembly is connected with the lifting assembly; wherein, cooling module is including spraying water the subassembly and receiving the water subassembly, spray water the subassembly with receive the water subassembly installation that cooperatees, cooling module is used for carrying out circulative cooling to coring device.

2. Coring apparatus for a tunnel vault according to claim 1 wherein said lifting assembly comprises:

the sliding rod and the threaded rod are positioned on the base, and the threaded rod is rotatably connected with the base;

the first transmission piece and the third transmission piece are connected with the threaded rod, and the third transmission piece is rotatably connected with the base; and

the lifting platform is rotationally connected with the threaded rod through a threaded sleeve.

3. The coring device for a tunnel vault of claim 1 further comprising: the driving piece is positioned on the lifting assembly;

the rotating shaft is rotatably connected with the lifting assembly and is connected with the output end of the driving piece through a second transmission piece; and

and the drilling barrel is connected with one end of the rotating shaft.

4. A coring device for a tunnel vault as recited in claim 3, wherein said water collection assembly includes:

the cooling disc is connected with the lifting assembly through a telescopic piece;

the support frame is positioned on the cooling disc;

the filter pieces are uniformly distributed and installed between the support frame and the cooling disc;

at least one set of struts, the struts connected with the cooling plate;

the water collecting box is positioned on the lifting assembly and is rotationally connected with the rotating shaft; and

and one end of the water outlet piece is respectively connected with the water collecting box and the cooling disc.

5. The coring device for a tunnel vault of claim 4 wherein the water spray assembly comprises:

the spraying pipe is connected with the supporting frame;

the water inlet part is arranged on the cooling disc in a penetrating mode, and one end of the water inlet part is connected with the spraying pipe; and

and the spray head is connected with the spray pipe.

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