CN112607366A - Movable belt mud scraping device and method for shield machine - Google Patents

Abstract

The utility model relates to a movable belt mud scraping device and method for shield constructs machine belongs to shield and constructs mechanical technical field, and the device includes mobilizable base, be equipped with the mud scraper on the base, the mud scraper passes through the support frame to be fixed on the base, the support frame can be elevating movement on the base, the mud scraper passes through the rotation of mud scraper pivot to be fixed on the support frame, be equipped with the rotatory backup pad that contacts with ground of accessible on the base. Through the device, the scraper can be conveniently moved on a construction site, and the height and the angle of the scraper can be adjusted to achieve a better mud scraping effect.

Description

Movable belt mud scraping device and method for shield machine

Technical Field

The utility model belongs to the technical field of shield machine, and particularly relates to a movable belt mud scraping device and method for a shield machine.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

In the shield construction, need in time transport away discharged dregs with the conveyer belt, however, the dregs composition of job site is complicated, and adhesive force is great, glue easily on conveyer belt surface, along with attaching to the more and more of dregs on belt surface, can seriously reduce the work efficiency and the life-span of conveyer belt, and along with the belt rotates, the attached dregs in surface splashes easily, can all cause harmful effects to personnel's safety and site equipment, consequently, it is very important to clear up the dregs on belt surface in time.

The inventor finds that: a mud scraper that is used for clearing up conveyer belt at present is mostly vertical and unadjustable, and the on-the-spot transport is very inconvenient, and the mud scraper height, angle are single, can't effectively clear up the belt dead angle.

Disclosure of Invention

In order to solve the technical problems in the prior art, the purpose of the present disclosure is to provide a movable belt mud scraping device and method for a shield machine. Through the device, the scraper can be conveniently moved on a construction site, and the height and the angle of the scraper can be adjusted to achieve a better mud scraping effect.

The utility model discloses an at least embodiment provides a movable belt mud scraper for shield constructs machine, the device include mobilizable base, be equipped with the mud scraper on the base, the mud scraper passes through the support frame to be fixed on the base, the support frame can be elevating movement on the base, the mud scraper passes through the rotation of mud scraper pivot to be fixed on the support frame, be equipped with the backup pad that the accessible is rotatory to contact with ground on the base.

Furthermore, the base is at least provided with two vertically placed hydraulic lifting cylinders, and telescopic rods of the hydraulic lifting cylinders are connected with the supporting frame.

Furthermore, the lifting hydraulic cylinder is installed on the base through a bottom plate, and the bottom plate is connected with the base through bolts.

Further, install on the base and push away the handle, it fixes on the base through pushing away handle pivot rotation to push away the handle.

Furthermore, the base is "ten" style of calligraphy, pushes away handle and backup pad in the both sides of base width direction, and hydraulic cylinder sets up the both sides in backup pad length direction.

Furthermore, the supporting plate is fixed on the base through a rotating shaft of the supporting plate

Furthermore, the rotating shaft of the mud scraping plate, the rotating shaft of the pushing handle and the rotating shaft of the supporting plate are provided with fastening devices capable of fixing the rotating shafts.

Further, the mud scraper is detachably fixed on a mud scraper support through a bolt, and the mud scraper support is fixedly connected with the rotating shaft.

Furthermore, a U-shaped clamping groove is formed in the mud scraper support, a bolt hole is formed in the U-shaped clamping groove, and the mud scraper is arranged in the U-shaped clamping groove.

At least one embodiment of the present disclosure further provides a mud scraping method for a movable belt mud scraping device of a shield tunneling machine, where the method includes:

moving the base to the lower part of the belt needing to scrape mud, rotating the mud scraping plate to adjust the angle at which the mud scraping plate just contacts with the belt and fixing the angle;

the supporting plate is rotated to be in contact with the ground to fix the base, and the belt is started to carry out desilting work.

Compared with the prior art, the utility model has the advantages and positive effects that:

the movable belt mud scraping device can be randomly moved to the bottom of a conveying belt needing to scrape mud on a construction site, and the inclination and the overall height of the mud scraping plate are adjusted according to the position of the conveying belt, so that the movable belt mud scraping device is adaptable to conveying belts with different heights, the problem that the existing mud scraping device is not movable is solved, the working efficiency is improved, dead angles of the belt can be better cleaned, and a better mud scraping effect is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.

Fig. 1 is an overall structural diagram of a movable belt mud scraper for a shield tunneling machine according to an embodiment of the present disclosure;

fig. 2 is a half-sectional structural view of the movable belt mud scraper provided in fig. 1.

Fig. 3 is a bottom view of a movable belt mud scraper for a shield tunneling machine according to an embodiment of the present disclosure.

In the figure: 1. banana mud scraper, 2, connecting screw, 3, mud scraper support, 4, mud scraper pivot, 5, swivelling joint pole, 6, pneumatic cylinder, 7, base, 8, ground backup pad, 9, backup pad pivot, 10, wheel, 11, connecting bolt, 12, push-and-pull handle pivot, 13, push-and-pull handle, 14, fastener.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

As shown in fig. 1, the embodiment of the present disclosure provides a movable belt scraper for a shield machine, the device mainly includes a movable base 7, a rubber scraper 1 is disposed on the base 7, the rubber scraper 1 is fixed on the base 7 through a support frame 5, the support frame 5 can move up and down on the base 7, the rubber scraper 1 is rotationally fixed on the support frame through a scraper rotating shaft 4, and a ground support plate 8 which can be in contact with the ground through rotation is disposed on the base.

The rubber mud scraper 1 is connected to the mud scraper support 3, and the mud scraper support 3 is fixed on the support frame 5 through the mud scraper rotating shaft 4.

Optionally, a horizontal U-shaped groove is formed in the scraper support 3 in this embodiment along the length direction thereof as shown in fig. 2, the rubber scraper 1 is just placed in the U-shaped groove, a plurality of screw holes are uniformly formed in the surface of the U-shaped groove, and the rubber scraper 1 is fixed in the U-shaped groove by the connecting screws 2, so that the connecting strength of the rubber scraper and the rubber scraper is improved.

Further, the rubber scraper 1 in this embodiment is preferably made of rubber, and the rubber scraper 1 has an inclined section and a connecting section which are connected, a certain angle is formed between the inclined section and the connecting section, and the connecting section is arranged in a U-shaped groove on the scraper support, so that on one hand, the conveyor belt can be protected from being damaged by the scraper; on the other hand, the arrangement of the rubber scraper 1 as an inclined section can reduce the damage of the reaction force of the scraper caused by the conveyor belt.

As shown in fig. 1, the base 7 in this embodiment is in a cross shape as a whole, the hydraulic cylinders 6 fixed on the base 7 are disposed at two ends of the cross base in the length direction, and the moving wheels 10 are connected to the bottoms of the two ends, further, the ground support plate 8 is disposed at one end of the cross base in the width direction, the support plate is rotatably fixed on the base through the support plate rotating shaft 9, the other end of the ground support plate 8 in the width direction is connected with the pushing handle 13, the pushing handle 13 is rotatably fixed on the base 7 through the pushing handle rotating shaft 12, the base 7 can be moved to the bottom of the conveyor belt to be scraped with the pushing handle 13, the direction of the base 7 is adjusted, and then the ground support plate 8 is rotated to contact with the ground, so that the base is fixed in the process of scraping mud, and the stability of the base in the process of scraping mud. Meanwhile, the structure of the overall mud scraping device is greatly simplified by the cross-shaped base structure in the embodiment.

Further, the hydraulic cylinder 6 in this embodiment is fixed on the base through a bottom plate, the bottom plate is provided with bolt holes, the bottom plate is detachably connected with the base 7 through connecting bolts 11, and when a certain hydraulic cylinder goes wrong, the hydraulic cylinder can be detached for maintenance.

Further, the top of the telescopic rod of the hydraulic cylinder in the embodiment is connected with the support frames 5 through bolts, and the rotating shaft 4 of the mud scraper is connected between the two support frames 5, so that the height of the rubber mud scraper 1 can be properly adjusted according to the height of the conveyor belt, the rubber mud scraper is in full contact with the conveyor belt needing mud scraping, and mud on the conveyor belt is scraped.

Finally, it should be noted that the end portions of the rotating shafts 4, 12 and 9 of the mud scraping plate, the rotating shafts of the pushing handle and the supporting plate in the embodiment are connected with the fastening device 14, the fastening device 14 includes the rotating handle, and the rotating shafts are fixed by rotating the rotating handle, so that the fixing angles of the mud scraping plate, the pushing handle and the supporting plate can be adjusted in all directions, and the slag soil which is not easy to be removed on the conveying belt can be conveniently and effectively removed.

Besides, other embodiments of the present disclosure provide a mud scraping method based on the above movable belt mud scraping device for a shield machine, which mainly includes the following processes:

firstly, the rotation angle and the whole height of a rubber mud scraper in the mud scraper are adjusted according to a driving belt for scraping mud as required, the mud scraper is fixed by a fastening device on a rotating shaft of the mud scraper,

then, the scraper device is pushed to the bottom of the conveyor belt, the direction of the scraper device is adjusted, the direction of acting force borne by the rubber scraper is opposite to the direction of reaction force borne by the support plate on the ground, so that the scraper device is fixed in the process of scraping mud by the rubber scraper, and after the direction is determined, the support plate is rotated to be in contact with the ground.

And finally, opening the transmission belt and starting mud scraping movement.

Through the mud scraping method, the efficiency of mud scraping work is improved, meanwhile, the rotating angle and the lifting height of the mud scraping plate are continuously adjusted according to the setting condition of the mud scraping plate according to the graph, dead angles of the conveying belt can be better cleared, and a better mud scraping effect is achieved.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention by equivalent replacement or change according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (10)

1. The utility model provides a movable belt mud scraper for shield constructs machine, a serial communication port, includes mobilizable base, be equipped with the scraper on the base, the scraper passes through the support frame to be fixed on the base, the support frame can be elevating movement on the base, the scraper passes through the scraper pivot rotation to be fixed on the support frame, be equipped with the backup pad that the accessible is rotatory to contact with ground on the base.

2. The movable belt scraper apparatus of claim 1, wherein the base is provided with at least two vertically disposed hydraulic lifting cylinders, and telescopic rods of the hydraulic lifting cylinders are connected to the supporting frame.

3. The movable belt scraper apparatus of claim 2, wherein the hydraulic lifting cylinder is mounted on the base by a bottom plate, and the bottom plate is connected with the base by bolts.

4. The movable belt scraper apparatus of claim 2, wherein the base is provided with a push handle, and the push handle is rotatably fixed on the base through a push handle rotating shaft.

5. The movable belt scraper apparatus of claim 4, wherein the base is cross-shaped, the pushing handle and the supporting plate are arranged on two sides of the base in the width direction, and the lifting hydraulic cylinder is arranged on two sides of the supporting plate in the length direction.

6. The movable belt scraper apparatus of claim 1 wherein the support plate is fixed to the base by a support plate pivot.

7. The movable belt scraper for shield tunneling machine according to claim 1, 4 or 6, wherein the rotating shaft of the scraper, the rotating shaft of the push handle and the rotating shaft of the support plate are provided with fastening devices for fixing the rotating shafts.

8. The movable belt scraper apparatus of claim 1, wherein the scraper is detachably fixed to a scraper support via bolts, and the scraper support is fixedly connected to the rotating shaft.

9. The movable belt scraper device of claim 8, wherein the scraper support is provided with U-shaped slots, the U-shaped slots are provided with bolt holes, and the scraper is arranged in the U-shaped slots.

10. The mud scraping method for the movable belt mud scraping device of the shield tunneling machine is characterized by comprising the following steps of:

moving the base to the lower part of the belt needing to scrape mud, rotating the mud scraping plate to adjust the angle at which the mud scraping plate just contacts with the belt and fixing the angle;

the supporting plate is rotated to be in contact with the ground to fix the base, and the belt is started to carry out desilting work.

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