CN219506889U - Convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling - Google Patents
Convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling Download PDFInfo
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- CN219506889U CN219506889U CN202223426570.6U CN202223426570U CN219506889U CN 219506889 U CN219506889 U CN 219506889U CN 202223426570 U CN202223426570 U CN 202223426570U CN 219506889 U CN219506889 U CN 219506889U
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Abstract
The utility model provides a convenient adjustable belt mud scraping device of earth pressure balance shield tunnelling, the channel-section steel is fixed at two steel sheets both ends from top to bottom, and both ends penetrate the lead screw and fix, and the lead screw penetrates the spring, and the spring is fixed by the nut after penetrating gasket, steel pipe in proper order; the steel pipes are welded on the original belt conveyor support, the pvc plates are clamped in the two steel plates, and the pvc plates are fixed by bolts through bolt holes. The gap between the scraping plate and the belt is regulated through the nuts at the steel pipes at the two sides, and when the belt is normally required to run, whether the gap exists between the scraping plate and the belt of the belt conveyor is only required to be observed, if the gap is required to be regulated by the nuts, the nuts are fastened again after the scraping plate is worn, the belt is abutted to scrape viscous sediment, and poor running of the belt conveyor caused by insufficient quantity or damage of original mud scraping devices is prevented. The device has the advantages of simple structure, convenient operation, saving outsourcing maintenance cost, reducing the workload of the original belt mud scraper and improving the working efficiency.
Description
Technical Field
The utility model belongs to the technical field of a cleaning system of a soil pressure shield construction belt, and particularly relates to a convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling.
Background
In recent years, with the improvement of shield construction level, the requirements of on-site civilized construction are higher and higher. Soil is easy to spill on the belt conveyor in the construction process of the earth pressure balance shield, the mud receiving plate and the trolley of the belt conveyor are required to be cleaned manually, a large amount of labor and time are required, and normal construction procedures and the civilized construction of a formed tunnel are greatly influenced.
In the earth pressure balance shield tunneling process, dregs pass through the screw machine and are transmitted into the belt conveyor system, the belt conveyor conveys the dregs to the tail part of the trolley from the connecting bridge and then is discharged into the dregs bucket of the electric locomotive, the belt conveying distance of the earth pressure balance shield machine is longer, the original mud scraping device is small in quantity, the original mud scraping device is inconvenient to replace after abrasion, the accumulated mud of the belt is easy to cause, the trolley and the formed tunnel are polluted, the device is added near the soil outlet after the belt conveyor, the scraped mud falls into the dregs bucket of the electric locomotive directly, the cleaning task of workers is reduced, and the cleaning of the formed tunnel is ensured.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide the convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling, and the system is arranged on the tail part of the earth pressure balance shield tunneling belt machine, so that the belt cleaning effect of the fast belt machine can be realized, and the equipment has the characteristics of simple structure, convenience in adjustment, safety in use, cost saving and the like.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a convenient adjustable belt of earth pressure balance shield tunnelling scrapes mud device, includes channel-section steel (9), and its characterized in that, channel-section steel (9) are fixed in two steel sheet (7) both ends from top to bottom, and both ends penetrate lead screw (1) and are fixed, and lead screw (1) penetrate spring (5), are fixed by nut (2) after penetrating gasket (3), steel pipe (4) on spring (5) in proper order; the steel pipe (4) is welded on an original belt conveyor support, the pvc plate (6) is clamped in the two steel plates (7), and the pvc plate is fixed by bolts through bolt holes (8).
The steel channel (9), the steel plate (7) and the pvc plate (6), the bolt hole (8) is required to be arranged according to the size in advance, and the bolt can be ensured to be normally penetrated and tightened.
The steel pipes (4) are welded on the original belt conveyor support, and the two steel pipes (4) are welded symmetrically and are convenient to install.
The pvc plate (6) is made of high temperature resistant and wear resistant materials, and the hole site is arranged corresponding to one centimeter of steel plate.
The spring (5) supports the bottom mud scraping plate, and the purpose of tensioning the mud scraping plate after tightening the bolt is achieved.
The screw rod (1) is M24 multiplied by 600mm, the screw cap (2) is M24, the gasket (3) is M24, the steel pipe (4) phi 50, the spring (5) is 550mm in length, the pvc plate (6) is 1250mm multiplied by 400mm multiplied by 40mm, the steel plate (7) is provided with M14 bolt holes, the thickness is 1cm, the length is 1450mm multiplied by 150mm, the bolt holes (8) are M14, and the channel steel (9) is 4 15cm long strip holes 150mm.
The beneficial effects of the utility model are as follows:
the device provided by the utility model is convenient to operate, safe and convenient to use, saves the cleaning cost of the scattered sludge, can adjust the tightness according to the cleaning degree of the belt, ensures that the belt conveyor system is cleaner, is economical and practical, is convenient to observe, and can be used as a basis for accounting the construction cost. The method is applicable to a belt conveyor system of the earth pressure balance shield machine.
Drawings
FIG. 1 is a schematic diagram of the structure of the present embodiment;
wherein 1 is a screw rod; 2 is a nut; 3 is a gasket; 4 is a steel pipe; 5 is a spring; 6 is a pvc plate; 7 is a steel plate; 8 is a bolt hole; 9 is channel steel.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1, the portable adjustable belt mud scraping device for earth pressure balance shield tunneling comprises a channel steel (9), and is characterized in that the channel steel (9) is fixed at two ends of two steel plates (7) in an up-down mode, the two ends penetrate into a screw rod (1) and are fixed, the screw rod (1) penetrates into a spring (5), and the spring (5) penetrates into a gasket (3) and a steel pipe (4) in sequence and then is fixed by a screw cap (2); the steel pipe (4) is welded on an original belt conveyor support, the pvc plate (6) is clamped in the two steel plates (7), and the pvc plate is fixed by bolts through bolt holes (8).
The steel channel (9), the steel plate (7) and the pvc plate (6), the bolt hole (8) is required to be arranged according to the size in advance, and the bolt can be ensured to be normally penetrated and tightened.
The steel pipes (4) are welded on the original belt conveyor support, and the two steel pipes (4) are welded symmetrically and are convenient to install.
The pvc plate (6) is made of high temperature resistant and wear resistant materials, and the hole site is arranged corresponding to one centimeter of steel plate.
The spring (5) supports the bottom mud scraping plate, and the purpose of tensioning the mud scraping plate after tightening the bolt is achieved.
The screw rod (1) is M24 multiplied by 600mm, the screw cap (2) is M24, the gasket (3) is M24, the steel pipe (4) phi 50, the spring (5) is 550mm in length, the pvc plate (6) is 1250mm multiplied by 400mm multiplied by 40mm, the steel plate (7) is provided with M14 bolt holes, the thickness is 1cm, the length is 1450mm multiplied by 150mm, the bolt holes (8) are M14, and the channel steel (9) is 4 15cm long strip holes 150mm.
Except for the phi 50 steel pipe, the parts are welded, and the rest parts are fixedly connected by bolts.
The M24 nut can be adjusted according to the actual abrasion condition of the abrasion-resistant plate.
The working principle of the utility model is as follows:
in order to have the function of adjusting abrasion, phi 50 steel pipes are welded on an original belt conveyor support, two 1cm thick steel plates are used for clamping pvc wear plates and are fixed through M14 bolts, four channel steel plates are fixed at two longitudinal ends of the steel plates up and down, M24 screw rods penetrate through the upper channel steel plates and the lower channel steel plates and are fixed through bolts, gaskets are added after penetrating into springs, then the phi 50 steel pipes are penetrated, and the upper ends are fixed through nuts. The pvc plate to belt gap was adjusted by tightening the M24 nut. During normal operation, only whether a gap exists between the wear-resistant pvc plate (6) and the belt of the belt conveyor is observed, and if the gap is adjusted (2) is the M24 nut. The device is used for scraping mud of the shield machine belt, is convenient to adjust, is beneficial to observation, and can properly fasten the screw cap according to the abrasion condition to achieve the tensioning purpose.
Claims (3)
1. The utility model provides a convenient adjustable belt of earth pressure balance shield tunnelling scrapes mud device, includes channel-section steel (9), and its characterized in that, channel-section steel (9) are fixed in two steel sheet (7) both ends from top to bottom, and both ends penetrate lead screw (1) and are fixed, and lead screw (1) penetrate spring (5), are fixed by nut (2) after penetrating gasket (3), steel pipe (4) on spring (5) in proper order; the steel pipe (4) is welded on an original belt conveyor support, the pvc plate (6) is clamped in the two steel plates (7), and the pvc plate is fixed by bolts through bolt holes (8).
2. The portable and adjustable belt mud scraping device for earth pressure balance shield tunneling according to claim 1 is characterized in that the steel pipes (4) are welded on an original belt conveyor support, and the two steel pipes (4) are welded symmetrically and are convenient to install.
3. The portable and adjustable belt mud scraping device for earth pressure balance shield tunneling according to claim 1 is characterized in that the spring (5) supports the bottom mud scraping plate, and the purpose of tensioning the mud scraping plate after tightening the bolts is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426570.6U CN219506889U (en) | 2022-12-21 | 2022-12-21 | Convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426570.6U CN219506889U (en) | 2022-12-21 | 2022-12-21 | Convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219506889U true CN219506889U (en) | 2023-08-11 |
Family
ID=87528348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223426570.6U Active CN219506889U (en) | 2022-12-21 | 2022-12-21 | Convenient and adjustable belt mud scraping device for earth pressure balance shield tunneling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219506889U (en) |
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2022
- 2022-12-21 CN CN202223426570.6U patent/CN219506889U/en active Active
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