CN215158640U - Slag scraping device for belt system of shield machine - Google Patents
Slag scraping device for belt system of shield machine Download PDFInfo
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- CN215158640U CN215158640U CN202121086711.7U CN202121086711U CN215158640U CN 215158640 U CN215158640 U CN 215158640U CN 202121086711 U CN202121086711 U CN 202121086711U CN 215158640 U CN215158640 U CN 215158640U
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- slag
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Abstract
The utility model relates to a slag scraping device for a belt system of a shield machine, which is arranged below a slag discharging far end of the belt system and comprises a scraper seat, a scraper component with an interchangeable structure arranged on the scraper seat and a water slag removing device arranged on the scraper seat; the scraper component comprises a polyurethane base fixed on the scraper seat and a steel plate component fixed on the polyurethane base; the water slag removal device comprises a plurality of high-pressure nozzles and a main water pipe communicated with the high-pressure nozzles. The water scarfing cinder device adopts high pressure nozzle to spray water to the belt surface to clear up the soil of belt surface adhesion with flexible mode, avoid causing the damage to the belt surface, also can lighten the work of scraper blade subassembly, just also can avoid the scraper wearing and tearing, the life of extension belt and scraper adopts the scraper blade subassembly of interchangeable structure, polyurethane base and steel sheet subassembly, the steel sheet subassembly is compared polyurethane scraper intensity and hardness and is bigger, the wearability is good.
Description
Technical Field
The utility model belongs to the technical field of the belt conveyer, especially, relate to a be used for shield structure machine belt system to scrape sediment device.
Background
The tunnel construction of the in-situ iron tunnel widely adopts a shield tunneling machine tunneling mode, and is particularly suitable for construction in silt, silty clay, silt silty soil and viscous soil environments. However, the content of the fine particles of the muck is high, the muck is a watertight fluid plastic body, and the viscosity is high, so that the muck is very easy to adhere to the belt and remain when the muck is transported by the belt, the phenomenon of slag falling occurs when the belt rotates, tunnel segments are polluted, and meanwhile, the influence on belt equipment is avoided, so that the muck on the surface of the belt needs to be cleaned.
At present, the slag on the surface of the belt is cleaned in a slag scraping mode, the slag is scraped thoroughly after the cleaning, and meanwhile, the slag scraper is long in service life and high in use economy. Alloy blades, while long in service life, are expensive. And after the traditional slag scraper works for a long time, the abrasion block at the scraper part is easily caused, the slag scraping is not thorough, and the adjustment and the replacement of the scraper are troublesome due to the installation at the position of the belt output port. In order to improve the cleaning degree of the slag, the clearance between the scraper and the surface of the belt is small, the belt is easy to damage, and the service life of the belt is influenced.
Disclosure of Invention
The utility model provides an easy wearing and tearing of scraper that exists among the prior art, scrape the sediment moreover thoroughly, the belt surface still can be damaged simultaneously, influences the life's of belt defect, provide one kind and be used for shield structure machine belt system to scrape the sediment device, improve the scraper, improve the wear resistance of scraper through fixed wear-resisting steel sheet, and set up water scarfing cinder device on scraping the blade holder in order to increase water scarfing cinder measure, thereby alleviate the work of scraper, improve belt surface scarfing cinder efficiency simultaneously.
The utility model discloses a concrete technical scheme does: a slag scraping device for a belt system of a shield machine is arranged below a slag discharging far end of the belt system and comprises a scraper seat, a scraper component with a replaceable structure and arranged on the scraper seat and a water slag removing device arranged on the scraper seat; the scraper component comprises a polyurethane base fixed on the scraper seat and a steel plate component fixed on the polyurethane base; the water slag removal device comprises a plurality of high-pressure nozzles and a main water pipe communicated with the high-pressure nozzles.
The water slag removal device adopts the high-pressure spray head to spray water to the surface of the belt, so that soil adhered to the surface of the belt is removed in a flexible mode, the surface of the belt is prevented from being damaged, the work of the scraper plate assembly can be lightened, the abrasion of the scraper can be avoided, and the service lives of the belt and the scraper are prolonged; the scraper component can be wetted by using a water spraying mode, so that the scraper component is prevented from falling; improve the scraper, adopt the scraper blade subassembly of interchangeable structure, polyurethane base and steel sheet subassembly, the steel sheet subassembly is compared polyurethane scraper intensity and hardness and is bigger, and the wearability is good, and is with low costs than the alloy scraper simultaneously again, and the mode of fixed steel sheet subassembly on the polyurethane base is convenient to be changed moreover.
Preferably, the steel plate assembly comprises a hot-rolled steel plate fixedly connected with the polyurethane base and a wear-resistant steel plate fixed on the hot-rolled steel plate; the length direction of the wear-resistant steel plate is perpendicular to the length direction of the belt. Set up wear-resisting steel sheet, hot-rolled steel sheet, can play better sediment effect and the life of scraping, effectively increase scraper life.
Further preferably, the polyurethane base extends upward and forms a groove at an end position, and the side edge of the hot rolled steel sheet is inserted into the groove and fixed. The polyurethane base is provided with a groove and a hot-rolled steel plate in a splicing and fixing mode, so that the replacement is more convenient.
More preferably, the wear-resistant steel plate is flat, at least 1/3 of the width of the wear-resistant steel plate is overlapped with the hot-rolled steel plate, and the wear-resistant steel plate and the hot-rolled steel plate are fixed by welding after being overlapped.
Further preferably, the scraper seat comprises a cross rod and supporting devices for supporting two ends of the cross rod; the polyurethane base is fixed with the cross rod through a fixing sleeve, and the fixing sleeve is sleeved on the cross rod and fixed through a limiting bolt.
Further preferably, the supporting device adopts an elastic supporting structure, the supporting device comprises a supporting seat and a damping elastic assembly arranged in the supporting seat, the damping elastic assembly comprises an adjusting screw rod, a damping spring sleeved on the adjusting screw rod and a connecting seat fixed on the adjusting screw rod, and the connecting seat is connected with the end part of the transverse rod. The elastic supporting structure supports the cross rod, so that the cross rod has an adjusting range of up-and-down floating, and the scraper component can remove slag in a flexible mode relative to the belt.
Further preferably, the supporting seat comprises a vertical plate, an upper transverse plate and a lower transverse plate, the lower end of the vertical plate is connected with the lower transverse plate, and the damping elastic assembly is arranged on the lower transverse plate.
Preferably, the support base is further provided with a guide device, and the guide device is connected with the end part of the transverse rod; the guide device comprises a vertical guide rod and a guide sleeve sleeved on the guide rod, and the guide sleeve is connected with the end part of the transverse rod.
Preferably, the number of the high-pressure nozzles is multiple, and the high-pressure nozzles are parallel to each other; the main water pipe is arranged along the length direction of the scraper seat, and the plurality of high-pressure spray heads are uniformly distributed on the main water pipe.
Preferably, the slag scraping devices are at least two groups and are arranged in front and back; the first group of slag scraping devices are in an acute angle shape smaller than 45 degrees relative to the surface of the belt, the second group of slag scraping devices are in a shape close to 90 degrees relative to the surface of the belt, and the high-pressure spray heads are all positioned in front of the scraper component and participate in slag removal before the scraper component. The sediment is scraped in the multiunit slag scraping device jointly use, can alleviate the work load of every a set of slag scraping device, and the clearance between link plate subassembly and the belt surface forms the gradient form, alleviates the damage to the belt, prolongs the life of scraper simultaneously.
The utility model has the advantages that: the water slag removal device adopts the high-pressure spray head to spray water to the surface of the belt, so that soil adhered to the surface of the belt is removed in a flexible mode, the surface of the belt is prevented from being damaged, the work of the scraper plate assembly can be lightened, the abrasion of the scraper can be avoided, and the service lives of the belt and the scraper are prolonged; the scraper component can be wetted by using a water spraying mode, so that the scraper component is prevented from falling; the scraper is improved, the scraper component with a replaceable structure, the polyurethane base and the steel plate component are adopted, the steel plate component has higher strength and hardness and good wear resistance compared with the polyurethane scraper, and simultaneously has lower cost compared with an alloy scraper, and the steel plate component is fixed on the polyurethane base and is convenient to replace; set up wear-resisting steel sheet, hot-rolled steel sheet, can play better sediment effect and the life of scraping, effectively increase scraper life.
Drawings
FIG. 1 is a schematic view of an installation of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a side view of the present invention;
FIG. 4 is a schematic view of a scraper assembly of the present invention;
in the figure: 1. the belt system, 2, first group scum device, 3, the scum device of second group, 4, strutting arrangement, 5, adjusting screw, 6, damping spring, 7, go up the limiting plate, 8, set nut, 9, connecting seat, 10, lower diaphragm, 11, riser, 12, fixed cover, 13, polyurethane base, 14, hot-rolled steel sheet, 15, wear-resisting steel sheet, 16, horizontal pole, 17, guide bar, 18, uide bushing, 19, high pressure nozzle, 20, recess.
Detailed Description
The invention will be further described with reference to specific embodiments and with reference to the accompanying drawings.
Example (b):
as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the two groups of slag scraping devices for the belt system of the shield machine are combined to scrape slag and are arranged in a front-back manner. Wherein the first group of slag scraping devices 2 are arranged below the slag outlet far end of the belt system 1, and are in an acute angle shape smaller than 45 degrees relative to the surface of the belt, and the second group of slag scraping devices 3 are arranged behind the first group of slag scraping devices and are in a shape close to 90 degrees relative to the surface of the belt. The height of the first group of slag scraping devices relative to the surface of the belt is larger than that of the second group of slag scraping devices relative to the surface of the belt.
The two groups of slag scraping devices adopt the same structure, and each slag scraping device comprises a scraper seat, a scraper component with an interchangeable structure arranged on the scraper seat and a water slag removing device arranged on the scraper seat.
The scraper component comprises a polyurethane base 13 fixed on the scraper seat and a steel plate component fixed on the polyurethane base. The water slag removal device comprises a plurality of high-pressure nozzles 19 and a main water pipe communicated with the high-pressure nozzles.
The steel plate assembly comprises a hot rolled steel plate 14 fixedly connected with the polyurethane base and a wear-resistant steel plate 15 fixed on the hot rolled steel plate, and the length direction of the wear-resistant steel plate is perpendicular to the length direction of the belt. The polyurethane base extends upward and forms a groove 20 at an end position, and the side edges of the hot rolled steel sheet are inserted into the groove and fixed. The wear-resistant steel plate is flat, at least 1/3 of the width of the wear-resistant steel plate is overlapped with the hot-rolled steel plate, and the wear-resistant steel plate and the hot-rolled steel plate are fixed in a welding mode after being overlapped.
The scraper seat comprises a cross bar 16 and a support device 4 for supporting two ends of the cross bar. The polyurethane base is fixed with the cross rod through a fixing sleeve 12, and the fixing sleeve is sleeved on the cross rod and fixed through a limiting bolt.
The supporting device adopts an elastic supporting structure, the supporting device comprises a supporting seat and a damping elastic assembly arranged in the supporting seat, the damping elastic assembly comprises an adjusting screw rod 5, a damping spring 6 sleeved on the adjusting screw rod and a connecting seat 9 fixed at the upper end of the adjusting screw rod, and the connecting seat is connected with the end part of the cross rod.
The supporting seat comprises a vertical plate 11, an upper transverse plate and a lower transverse plate 10, the lower end of the vertical plate is connected with the lower transverse plate, and the damping elastic assembly is arranged on the lower transverse plate. The middle position of the lower transverse plate is provided with a through hole, the lower end of the adjusting screw rod extends to the lower part of the through hole, the upper part of the adjusting screw rod is screwed with a positioning nut 8, an upper limiting plate 7 is arranged below the positioning nut, and the damping spring is arranged between the upper limiting plate and the lower transverse plate. The vertical plate is forked, a U-shaped groove is formed in the middle of the vertical plate, and the end part of the cross rod extends into the U-shaped groove.
The supporting seat is also provided with a guiding device, and the guiding device is connected with the end part of the transverse rod. The guiding device comprises a vertical guiding rod 17 and a guiding sleeve 18 sleeved on the guiding rod, and the guiding sleeve is connected with the end part of the transverse rod. The guide devices are two groups, the two guide devices are positioned on two sides of the end part of the cross rod, a connecting rod is connected between the two guide sleeves, and the connecting rod penetrates through the end part of the cross rod.
The high pressure nozzle is a plurality of, and a plurality of high pressure nozzle are parallel to each other, and main water pipe arranges along scraping blade holder length direction, and a plurality of high pressure nozzle equipartitions are on main water pipe. The axis of the high-pressure spray head is parallel to the plane of the wear-resistant steel plate.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.
Claims (10)
1. A slag scraping device for a belt system of a shield machine is characterized by being arranged below a slag discharging far end of the belt system and comprising a scraper seat, a scraper component with a replaceable structure and arranged on the scraper seat and a water slag removing device arranged on the scraper seat; the scraper component comprises a polyurethane base (13) fixed on the scraper seat and a steel plate component fixed on the polyurethane base; the water slag removal device comprises a plurality of high-pressure nozzles (19) and a main water pipe communicated with the high-pressure nozzles.
2. The slag scraping device for the belt system of the shield tunneling machine according to claim 1, wherein the steel plate assembly comprises a hot-rolled steel plate (14) fixedly connected with the polyurethane base and a wear-resistant steel plate (15) fixed on the hot-rolled steel plate; the length direction of the wear-resistant steel plate is perpendicular to the length direction of the belt.
3. The slag scraping device for a belt system of a shield tunneling machine according to claim 2, wherein the polyurethane base extends upward and forms a groove (20) at an end position, and the side edge of the hot rolled steel sheet is inserted into the groove and fixed.
4. The slag scraping device for the belt system of the shield tunneling machine as claimed in claim 2 or 3, wherein the wear-resistant steel plate is flat, at least 1/3 of the wear-resistant steel plate is overlapped with the hot-rolled steel plate in the direction, and the wear-resistant steel plate is fixed with the hot-rolled steel plate in a welding mode after being overlapped.
5. The scraping device for the belt system of the shield tunneling machine according to claim 1, 2 or 3, characterized in that the scraper seat comprises a cross rod (16), a supporting device (4) supporting two ends of the cross rod; the polyurethane base is fixed with the cross rod through a fixing sleeve (12), and the fixing sleeve is sleeved on the cross rod and fixed through a limiting bolt.
6. The scraping device for the belt system of the shield tunneling machine according to claim 5, wherein the supporting device is of an elastic supporting structure, the supporting device comprises a supporting seat and a damping elastic component arranged in the supporting seat, the damping elastic component comprises an adjusting screw (5), a damping spring (6) sleeved on the adjusting screw and a connecting seat (9) fixed on the adjusting screw, and the connecting seat is connected with the end of the cross rod.
7. The slag scraping device for the belt system of the shield tunneling machine according to claim 6, wherein the supporting seat comprises a vertical plate (11), an upper horizontal plate and a lower horizontal plate (10), the lower end of the vertical plate is connected with the lower horizontal plate, and the elastic damping component is arranged on the lower horizontal plate.
8. The slag scraping device for the belt system of the shield tunneling machine as claimed in claim 5, wherein a guide device is further arranged on the supporting seat, and the guide device is connected with the end part of the transverse rod; the guide device comprises a vertical guide rod (17) and a guide sleeve (18) sleeved on the guide rod, and the guide sleeve is connected with the end part of the transverse rod.
9. The slag scraping device for the belt system of the shield tunneling machine according to claim 1, 2 or 3, wherein the number of the high-pressure nozzles is multiple, and the multiple high-pressure nozzles are parallel to each other; the main water pipe is arranged along the length direction of the scraper seat, and the plurality of high-pressure spray heads are uniformly distributed on the main water pipe.
10. The slag scraping device for the belt system of the shield tunneling machine according to claim 1, 2 or 3, wherein the slag scraping devices are at least two groups and are arranged in a front-back manner; the first group of slag scraping devices are in an acute angle shape smaller than 45 degrees relative to the surface of the belt, the second group of slag scraping devices are in a shape close to 90 degrees relative to the surface of the belt, and the high-pressure spray heads are all positioned in front of the scraper component and participate in slag removal before the scraper component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086711.7U CN215158640U (en) | 2021-05-20 | 2021-05-20 | Slag scraping device for belt system of shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086711.7U CN215158640U (en) | 2021-05-20 | 2021-05-20 | Slag scraping device for belt system of shield machine |
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| Publication Number | Publication Date |
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| CN215158640U true CN215158640U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121086711.7U Active CN215158640U (en) | 2021-05-20 | 2021-05-20 | Slag scraping device for belt system of shield machine |
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| CN (1) | CN215158640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261721A (en) * | 2022-01-13 | 2022-04-01 | 中铁隧道局集团有限公司 | Belt cleaning device and method for shield machine |
-
2021
- 2021-05-20 CN CN202121086711.7U patent/CN215158640U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261721A (en) * | 2022-01-13 | 2022-04-01 | 中铁隧道局集团有限公司 | Belt cleaning device and method for shield machine |
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