CN215515532U - Edge scraper for conveyer belt circular arc section sweeper and mounting structure thereof - Google Patents
Edge scraper for conveyer belt circular arc section sweeper and mounting structure thereof Download PDFInfo
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- CN215515532U CN215515532U CN202121073146.0U CN202121073146U CN215515532U CN 215515532 U CN215515532 U CN 215515532U CN 202121073146 U CN202121073146 U CN 202121073146U CN 215515532 U CN215515532 U CN 215515532U
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Abstract
The utility model discloses an edge scraper for a conveyor belt circular arc section sweeper, which comprises: the cutter head comprises a cutter head body, wherein the left side and the right side of the cutter head body are both provided with guide inclined planes, and an included angle between each guide inclined plane and the end face of the front side of the cutter head body is an obtuse angle; the hard alloy blade is fixed on the lower end face of the front part of the cutter head. The utility model also provides an edge scraper mounting structure for the conveyor belt circular arc section sweeper, which is characterized by comprising two mounting seats, a scraper frame, a middle scraper and any one edge scraper, wherein the left end and the right end of the scraper frame are respectively and fixedly connected with the two mounting seats. The scrapers originally positioned on the left side and the right side of the circular arc section sweeper of the conveying belt are replaced by edge scrapers, when the conveying belt returns after deviation occurs in the running process of the conveying belt, the side edge of the conveying belt can be attached to the guide inclined plane to return, and the belt is prevented from being scratched by the scrapers in the returning process.
Description
Technical Field
The utility model relates to the technical field of conveying belt cleaning devices, in particular to an edge scraper for a conveying belt circular arc section cleaner and a mounting structure thereof.
Background
At present, belt conveyors are widely applied to material conveying in industries such as power stations, ports, mines and the like. When the existing belt conveyor conveys materials, a small amount of materials are inevitably adhered to the working surface of the rubber belt and move along with the rubber belt, and the condition is particularly obvious when the existing belt conveyor is used for conveying the materials with high water content. The materials adhered on the rubber belt not only pollute the environment and waste raw materials, but also cause the rubber belt to deviate, even the rubber belt is worn, and the service life of the rubber belt conveyor is seriously influenced.
I have developed patented products to address the above problems: a hard alloy sweeper (with the patent number of CN201920938604.9) for a head roller arc section uses a scraper structure as shown in figure 1, and comprises a tool bit 01, an alloy blade 02 connected with the lower end face of the front part of the tool bit 01 and a tool bar 03 connected with the rear part of the tool bit 01. But when the serious off tracking of belt, the belt probably lateral shifting goes out one scraper in the outside, after the scraper breaks away from the belt in the outside, can make scraper and head cylinder contact because of the pretightning force, thereby make scraper and belt be with high, when the belt time of returning, the belt will carry out rigid collision with the scraper, finally lead to the scraper bar to warp, the scraper blade is highly uneven, the phenomenon of scraper blade fish tail belt can appear in serious time, and (as shown in fig. 2) after the scraper uses a period of wearing and tearing, the increase rate of the area of contact of scraper and conveyer belt is too fast, it can reduce rapidly to clear away the effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the technical defects and provides an edge scraper for a circular arc section sweeper of a conveying belt and a mounting structure thereof, so that the belt is prevented from being scratched by the scraper in the returning process.
In order to achieve the above technical object, the present invention provides an edge scraper for a conveyor belt arc segment sweeper, comprising:
the cutter head comprises a cutter head body, wherein the left side and the right side of the cutter head body are both provided with guide inclined planes, and an included angle between each guide inclined plane and the end face of the front side of the cutter head body is an obtuse angle;
the hard alloy blade is fixed on the lower end face of the front part of the cutter head.
Furthermore, the front end of the hard alloy blade protrudes out of the front end of the cutter head.
Further, the tool bit includes by preceding first linkage segment, second linkage segment and the third linkage segment that connects gradually after to, first linkage segment is by preceding thickness crescent after to, the second linkage segment is by preceding thickness unanimous after to, the third linkage segment is by preceding thickness crescent after to.
Furthermore, the upper end face of the first connecting section is parallel to the upper end face of the third connecting section.
Furthermore, the upper end face of the second connecting section is parallel to the lower end face of the hard alloy blade.
The utility model also provides an edge scraper mounting structure for the conveyor belt arc section sweeper, which is characterized by comprising two mounting seats, two scraper frames, two middle scrapers and any one edge scraper, wherein the left end and the right end of each scraper frame are respectively and fixedly connected with the two mounting seats, two rows of middle scrapers which are staggered from front to back are arranged on each scraper frame, the edge scrapers are arranged on the left side and the right side of each scraper frame, and each middle scraper is arranged between the two edge scrapers.
Further, the scraper frame is provided with two rows of elastic connecting portions which are arranged in a staggered mode from front to back, each elastic connecting portion comprises a fixing portion and a rotating portion, the rotating portion is rotatably connected with the fixing portion through a torsion spring, the rotating portion is opposite to a rotating shaft of the fixing portion and the scraper frame, the rotating shaft of the fixing portion is identical to the length direction of the scraper frame, and the edge scrapers and the middle scrapers are fixedly connected with the rotating portion through the cutter handle.
Compared with the prior art, the utility model has the beneficial effects that: the scrapers originally positioned on the left side and the right side of the circular arc section sweeper of the conveying belt are replaced by edge scrapers, when the conveying belt returns after deviation occurs in the running process of the conveying belt, the side edge of the conveying belt can be attached to the guide inclined plane to return, and the belt is prevented from being scratched by the scrapers in the returning process.
Drawings
FIG. 1 is a schematic perspective view of a doctor blade in the prior art;
FIG. 2 is a structural diagram illustrating a wear process change state of a doctor blade in the prior art;
FIG. 3 is a schematic perspective view of an edge scraper for a conveyor belt segment sweeper provided by the present invention;
FIG. 4 is a schematic structural diagram of the change state of the abrasion process of the edge scraper for the circular arc segment sweeper of the conveying belt provided by the utility model;
fig. 5 is a schematic view of the installation structure of the edge scraper for the circular arc segment sweeper of the conveying belt provided by the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 3, 4 and 5, the embodiment provides an edge scraper for a conveyor belt arc segment sweeper, comprising: tool bit 1, carbide blade 2.
The left side and the right side of the tool bit 1 are both provided with guide inclined planes 1a, an included angle between each guide inclined plane 1a and the front end face of the tool bit 1 is an obtuse angle (the distance between the left side and the right side of the tool bit can be understood to be gradually increased from front to back, the front side of the tool bit is used for contacting and scraping adhesive on the surface of a conveying belt), the hard alloy blade 2 is fixed on the lower end face of the front portion of the tool bit 1, in the embodiment, the lower end of the rear portion of the tool bit 1 is fixed with the tool shank 3, and the hard alloy blade 2 is welded and fixed with the tool bit 1.
The scrapers (middle scrapers) which are originally positioned on the left side and the right side of the circular arc section sweeper of the conveying belt are replaced by edge scrapers, when the conveying belt is deflected in the running process and returns, the side edge of the conveying belt can be attached to the guide inclined plane 1a to return, and the belt is prevented from being scratched by the scrapers in the returning process.
In this embodiment, the front end protrusion of carbide blade 2 in the front end of tool bit 1 arranges for during initial installation, carbide blade 2 direct contact conveyer belt promotes the clearance effect of initial stage break-in period.
The tool bit 1 comprises a first connecting section 11, a second connecting section 12 and a third connecting section 13 which are sequentially connected from front to back, the thickness of the first connecting section 11 from front to back is gradually increased, the thickness of the second connecting section 12 from front to back is consistent, the thickness of the third connecting section 13 from front to back is gradually increased, when the tool bit 1 and the hard alloy blade are synchronously worn, the second connecting section serves as an intermediate wear part, the increasing speed of the contact area of an edge scraper and a conveying belt in the wear process is reduced, the cleaning effect is improved, as shown in fig. 2, after the original scraper is worn, the contact width of the tool bit and the hard alloy blade is about 13.2mm, as shown in fig. 4, under the same wear condition (wear 13mm), and after the new scraper is worn, the contact width of the tool bit and the hard alloy blade is about 9.3mm, so that the contact area is reduced, and the cleaning effect is improved
It is obvious that the blade located in the middle (middle blade) can also adopt the above-mentioned three-segment connected blade head structure with the first connecting segment 11, the second connecting segment 12 and the third connecting segment 13.
In this embodiment, the upper end surface of the first connecting section 11 is parallel to the upper end surface of the third connecting section 13, and the upper end surface of the second connecting section 12 is parallel to the lower end surface of the cemented carbide insert 2.
The embodiment also provides an edge scraper mounting structure for a conveyor belt arc segment sweeper, which is characterized by comprising a mounting seat 4, a scraper frame 5, two intermediate scrapers 6 (i.e. scrapers in the background technology) and two edge scrapers, wherein the left end and the right end of the scraper frame 5 are fixedly connected with the two mounting seats 5 respectively, the two rows of the intermediate scrapers 6 which are staggered front and back are arranged on the scraper frame 5, the edge scrapers are arranged on the left side and the right side of the scraper frame 5, each intermediate scraper 5 is arranged between the two edge scrapers, two rows of elastic connecting parts 7 which are staggered front and back are arranged on the scraper frame 5, each elastic connecting part comprises a fixing part 71 and a rotating part 72, the rotating part 72 is rotatably connected with the fixing part 71 through a torsion spring, and the rotating shaft of the rotating part 72 relative to the fixing part 71 is consistent with the length direction of the scraper frame 5, each of the edge scrapers and each of the intermediate scrapers 6 are fixedly connected to one of the rotating portions 71 through a holder 3 (similar to the holder 03 in the background art).
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. An edge scraper for a conveyor belt arc segment sweeper, comprising:
the cutter head comprises a cutter head body, wherein the left side and the right side of the cutter head body are both provided with guide inclined planes, and an included angle between each guide inclined plane and the end face of the front side of the cutter head body is an obtuse angle;
the hard alloy blade is fixed on the lower end face of the front part of the cutter head.
2. The edge scraper according to claim 1, characterized in that the front end of the cemented carbide insert is arranged protruding from the front end of the blade head.
3. The edge scraper of claim 1 wherein the blade head comprises a first connecting section, a second connecting section and a third connecting section which are sequentially connected from front to back, the first connecting section has a thickness gradually increasing from front to back, the second connecting section has a uniform thickness from front to back, and the third connecting section has a thickness gradually increasing from front to back.
4. The edge scraper of claim 3 wherein the upper end surface of the first connecting section is parallel to the upper end surface of the third connecting section.
5. The edge scraper according to claim 3, wherein the upper end surface of the second connecting section is parallel to the lower end surface of the cemented carbide insert.
6. The utility model provides an edge scraper mounting structure for conveyer belt circular arc section sweeper, its characterized in that, include mount pad, scraper frame, middle scraper and according to any one of claims 1 ~ 5 the edge scraper, the mount pad is two, the left and right sides both ends of scraper frame respectively with two mount pad fixed connection, be provided with two rows of front and back staggered arrangement's middle scraper on the scraper frame, the left and right sides of scraper frame all is provided with one the edge scraper, each the middle scraper all sets up in two between the edge scraper.
7. The edge scraper mounting structure for a conveyor belt arc segment sweeper of claim 6, wherein two rows of elastic connecting portions staggered front and back are arranged on the scraper frame, each elastic connecting portion comprises a fixing portion and a rotating portion, the rotating portion is rotatably connected with the fixing portion through a torsion spring, a rotating shaft of the rotating portion, which is opposite to the fixing portion, is consistent with the length direction of the scraper frame, and each edge scraper and each intermediate scraper are fixedly connected with one rotating portion through a cutter handle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121073146.0U CN215515532U (en) | 2021-05-18 | 2021-05-18 | Edge scraper for conveyer belt circular arc section sweeper and mounting structure thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121073146.0U CN215515532U (en) | 2021-05-18 | 2021-05-18 | Edge scraper for conveyer belt circular arc section sweeper and mounting structure thereof |
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| CN215515532U true CN215515532U (en) | 2022-01-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108277A (en) * | 2022-07-28 | 2022-09-27 | 安徽戈巴迪智能装备股份有限公司 | Conveying belt cleaning device |
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2021
- 2021-05-18 CN CN202121073146.0U patent/CN215515532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108277A (en) * | 2022-07-28 | 2022-09-27 | 安徽戈巴迪智能装备股份有限公司 | Conveying belt cleaning device |
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