CN217555007U - Belt conveyor head sweeper - Google Patents
Belt conveyor head sweeper Download PDFInfo
- Publication number
- CN217555007U CN217555007U CN202221726508.6U CN202221726508U CN217555007U CN 217555007 U CN217555007 U CN 217555007U CN 202221726508 U CN202221726508 U CN 202221726508U CN 217555007 U CN217555007 U CN 217555007U
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- scraper
- belt conveyor
- frame
- funnel
- fixed
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Abstract
The utility model discloses a belt conveyor head sweeper, which is arranged on a frame below an unloading roller of a belt conveyor, wherein a funnel is fixed on the frame below the unloading roller, and the belt conveyor head sweeper comprises a revolving arm, a sweeping frame, a weight block, a scraper blade, the funnel, an L-shaped bracket, an outer spherical ball bearing with a vertical seat jackscrew, a shaft and a rectangular hole; the top end of the scraper is always contacted with the lower surface of the belt under the action of the weight block. The utility model can adjust the weight and/or the installation position of the weight block at any time by arranging the weight block with adjustable weight and installation position to ensure that the top end of the scraper blade is always contacted with the lower surface of the belt, thereby ensuring the cleaning effect; in addition, the alloy blade is arranged at the top end of the scraper, so that the service life of the scraper is prolonged; the installation and debugging of the revolving arm are facilitated due to the arrangement of the spherical outside bearing with the vertical seat jackscrew; the scraper blade can be convenient for install and change through connecting plate installation scraper blade in clean frame top, improves maintenance efficiency.
Description
Technical Field
The utility model relates to a belt conveyor technical field, especially a belt conveyor head sweeper.
Background
Belt cleaners (Belt cleaners), i.e., scraper plates, are used primarily at the head and tail of a Belt conveyor. The belt cleaner is arranged at the head of the belt conveyor and is mainly used for scraping sticky materials and sundries on the front surface of the belt; the belt cleaner is arranged at the tail part of the belt conveyor and is mainly used for scraping accumulated materials and sundries on the belt back and preventing the accumulated materials and the sundries from being brought into a tail roller.
The sweeper is one of the main parts of a belt conveyor, and in order to prevent dust emission in the process of conveying materials and meet the requirements on production technology, most of conveyed materials need to keep certain water content, for example, the water content of coal conveying belts of many power plants is about 12%, so that the water-containing materials are bound on the belts, and the water-containing materials are scattered continuously after colliding with return rollers in the process of running the belts if not cleaned.
Most of the existing cleaners drive a rotary arm to rotate through a weight block with fixed weight so that the top end of a scraper blade at the front end of the rotary arm is always in contact with the lower surface of a belt, and the purpose of cleaning the belt is achieved in the running process of the belt; the common scraper mostly uses polyurethane plates, which are easy to wear after long-time use, and the top end of the scraper cannot contact the lower surface of the belt after the scraper is worn because the weight of the rear-end weight block is fixed, so that the cleaning effect is influenced; in addition, the existing sweeper is troublesome to assemble, disassemble and debug, and is not suitable for high-efficiency production.
Disclosure of Invention
The utility model discloses a solve exist among the prior art not enough, provide a belt conveyor head sweeper to guarantee the effect of cleaning the belt of scavenging machine, and improve the dismouting efficiency of whole sweeper.
In order to achieve the purpose, the utility model is implemented according to the following technical scheme:
a sweeper for the head of a belt conveyor is mounted on a rack below a discharging roller of the belt conveyor, a funnel is fixed on the rack below the discharging roller, and comprises rotary arms rotatably mounted on two sides of the rack, a cleaning frame fixed between the front ends of the two rotary arms, a heavy hammer block arranged at the rear end of each rotary arm and a scraper arranged on the cleaning frame, wherein the heavy hammer block comprises a plurality of balancing weights which are fixed at the rear end of each rotary arm through bolts and nuts; the rotary arms are symmetrically distributed on two sides of the funnel, L-shaped supports are fixed on the outer walls of the two sides of the funnel, spherical outside surface ball bearings with vertical base jackscrews, which are vertically distributed with the side wall of the funnel, are fixed on the L-shaped supports, and the inner side wall of each rotary arm is vertically connected with a shaft assembled in the spherical outside surface ball bearings with the vertical base jackscrews; rectangular holes for two ends of the cleaning frame to pass through are formed in two side walls of the funnel; the front end of the rotary arm is perpendicular to the scraper, and the top end of the scraper is always in contact with the lower surface of the belt under the action of the weight block.
Furthermore, a row of through holes are formed in the rear end of the rotary arm at equal intervals, and a bolt of the weight block is used for penetrating through one of the through holes.
Furthermore, the vertical distance between the weight block on the rotary arm and the shaft is greater than the vertical distance between the shaft and the cleaning frame.
Further, an alloy blade is fixed to the center of the top end face of the scraper along the length direction.
Preferably, the front end of the rotary arm is fixed with a clamping hoop, and the cleaning frame is fixed in the clamping hoop.
Preferably, a connecting plate is fixed at the center of the top end of the cleaning frame along the length direction, a groove is formed in the center of the lower end face of the scraper along the length direction, and the connecting plate is inserted into the groove and then is locked by a nut after penetrating through the scraper and the connecting plate through a bolt.
Compared with the prior art, the utility model has the advantages that the weight and/or the installation position of the weight block can be adjusted at any time by arranging the weight block with adjustable weight and the installation position, so as to ensure that the top end of the scraper blade is always contacted with the lower surface of the belt, thereby ensuring the cleaning effect; in addition, the alloy blade is arranged at the top end of the scraper, so that the service life of the scraper is prolonged; in addition, the installation and debugging of the revolving arm are facilitated due to the arrangement of the spherical outside surface ball bearing with the vertical seat jackscrew; the scraper blade can be convenient for install and change through connecting plate installation scraper blade in clean frame top, improves maintenance efficiency.
Drawings
Fig. 1 is a front view of the belt conveyor head sweeper of the present invention.
Fig. 2 is a top view of the belt conveyor head sweeper of the present invention.
Fig. 3 is a schematic view of the installation of the cleaning frame and the scraper of the belt conveyor head cleaner of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. The specific embodiments described herein are merely illustrative and do not limit the invention.
As shown in fig. 1-3, the embodiment specifically discloses a belt conveyor head sweeper, which is mounted on a frame below a discharging roller of a belt conveyor, and is used for sweeping materials adhered to a working surface of a belt 1 of the discharging roller, a funnel 15 is fixed on the frame below the discharging roller, the width of the funnel 15 is greater than that of the belt 1 so as to better recover the materials scraped from the belt 1, the belt conveyor head sweeper includes rotary arms 2 rotatably mounted on two sides of the frame, a sweeping frame 11 fixed between the front ends of the two rotary arms 2, a counterweight block 3 arranged at the rear end of the rotary arm 2, and a scraping plate 12 arranged on the sweeping frame 11, the counterweight block 3 includes a plurality of counterweights 31, the counterweight blocks 31 are fixed at the rear end of the rotary arm 2 through bolts 4 and nuts, a row of through holes 5 are formed at equal intervals at the rear end of the rotary arm 2, and the bolt 2 of the counterweight block 3 is used for penetrating through one of the through holes 5; the rotary arms 2 are symmetrically distributed on two sides of the funnel 15, L-shaped supports 6 are welded on the outer walls of the two sides of the funnel 15, the L-shaped supports 6 are fixedly provided with outer spherical ball bearings 7 with vertical base jackscrews, which are vertically distributed with the side walls of the funnel 15, and the inner side walls of the rotary arms 2 are vertically connected with shafts 8 assembled in the outer spherical ball bearings 7 with the vertical base jackscrews; rectangular holes 9 for two ends of the cleaning frame 11 to pass through are formed in two side walls of the funnel 15, and it should be noted that the size of the rectangular holes 9 is large enough to be set as required so as not to influence the up-and-down operation of the cleaning frame 11; the front end of the rotary arm 2 is vertical to the scraping plate 12, and the top end of the scraping plate 12 is always contacted with the lower surface of the belt 1 under the action of the weight block 3.
In the actual use process, the shaft 8 on the rotary arm 2 rotates around the external spherical ball bearing 7 with the vertical base jackscrew to form a lever, in order to use the weight block 3 with the weight as small as possible to press the cleaning frame 11 so as to enable the top end of the scraping plate 12 to be always contacted with the lower surface of the belt 1, the vertical distance between the weight block 3 on the rotary arm 2 and the shaft 8 is larger than the vertical distance between the shaft 8 and the cleaning frame 11, and the lever forms a labor-saving lever.
In order to improve the cleaning effect of the scraper 12, an alloy blade 14 is fixed at the center of the top end face of the scraper 12 along the length direction, the alloy blade 14 can more easily scrape off materials adhered to the belt 1, the abrasion of the scraper 12 can be reduced, and the service life of the scraper 12 is prolonged.
The cleaning frame 11 of the embodiment can be quickly mounted, dismounted and debugged in an trying way, specifically, firstly, the rotary arm is assembled with the external spherical ball bearing 7 with the vertical base jackscrew through the shaft 8, the rotary arm 2 is very convenient and quick to mount and dismount, the front end of the rotary arm 2 is fixedly provided with the tightening hoop 10, the cleaning frame 11 is fixed in the tightening hoop 10, the tightening hoop 10 can adjust the mounting angle of the rotary arm 2 and the cleaning frame 11 and is locked, and then the scraper 12 on the cleaning frame 11 is convenient to adjust to be vertically distributed with the rotary arm 2; the center of the top end of the cleaning frame 11 is fixedly provided with a connecting plate 13 along the length direction, the center of the lower end face of the scraper 12 is provided with a groove along the length direction, the connecting plate 13 is inserted into the groove and then is locked by a nut after penetrating through the scraper 12 and the connecting plate 13 by a bolt 4, and the scraper 12 is convenient to mount and dismount through the bolt and nut connection.
When the cleaning device is used, firstly, the cleaning frame 11 penetrates through the rectangular hole 9 formed in the side wall of the funnel 15, the scraper 12 is installed on the cleaning frame 11, then the cleaning frame 11 is fixed at the front end of the rotary arm 2 through the tightening hoop 10, and attention needs to be paid to ensure that the scraper 12 on the cleaning frame 11 is vertical to the rotary arm 2; 2# lithium-based lubricating grease is filled into the external spherical ball bearing 7 with the vertical seat jackscrew, so that the flexible rotation of the rotary arm 2 is ensured; then welding the L-shaped bracket 6 to the side wall of the funnel 15; finally, can adjust the installation weight and the position of weight piece as required after the installation is accomplished, during the use, at belt 1 operation in-process, scraper blade 12 top is the contact with belt 1 lower surface all the time under the effect of weight piece 3 to scrape sticky material on belt 1, the material of scraping falls into the funnel 15 of below and collects.
The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.
Claims (6)
1. The utility model provides a belt conveyor head sweeper installs in the frame of belt conveyor's the cylinder of unloading below, is fixed with the funnel in the frame of the cylinder of unloading below, belt conveyor head sweeper is including rotating the slewing arm of installing in frame both sides, fixing the frame of cleaning between two slewing arm front ends, set up in the weight piece of slewing arm rear end and set up the scraper blade on the frame of cleaning, its characterized in that: the weight block comprises a plurality of balancing weights which are fixed at the rear end of the rotary arm through bolts and nuts; the rotary arms are symmetrically distributed on two sides of the funnel, L-shaped supports are fixed on the outer walls of the two sides of the funnel, the L-shaped supports are fixed with the spherical outside bearing with the jack screw of the vertical base, which is vertically distributed with the side wall of the funnel, and the inner side wall of each rotary arm is vertically connected with a shaft assembled in the spherical outside bearing with the jack screw of the vertical base; rectangular holes for two ends of the cleaning frame to pass through are formed in two side walls of the funnel; the front end of the rotary arm is perpendicular to the scraper, and the top end of the scraper on the scraper is always in contact with the lower surface of the belt under the action of the weight block.
2. The belt conveyor head sweeper of claim 1, wherein: a row of through holes are formed in the rear end of the rotary arm at equal intervals, and a bolt of the weight block is used for penetrating through one of the through holes.
3. The belt conveyor head sweeper of claim 1, wherein: the vertical distance between the weight block on the rotary arm and the shaft is greater than the vertical distance between the shaft and the cleaning frame.
4. The belt conveyor head sweeper of claim 1, wherein: an alloy blade is fixed at the center of the top end face of the scraper along the length direction.
5. The belt conveyor head sweeper of claim 1, wherein: the front end of the rotary arm is fixedly provided with a tightening hoop, and the cleaning frame is fixed in the tightening hoop.
6. The belt conveyor head sweeper of claim 1, wherein: the cleaning frame is characterized in that a connecting plate is fixed at the center of the top end of the cleaning frame along the length direction, a groove is formed in the center of the lower end face of the scraper along the length direction, and the connecting plate is inserted into the groove and then penetrates through the scraper and the connecting plate through bolts and then is locked through nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221726508.6U CN217555007U (en) | 2022-07-06 | 2022-07-06 | Belt conveyor head sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221726508.6U CN217555007U (en) | 2022-07-06 | 2022-07-06 | Belt conveyor head sweeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217555007U true CN217555007U (en) | 2022-10-11 |
Family
ID=83504504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221726508.6U Active CN217555007U (en) | 2022-07-06 | 2022-07-06 | Belt conveyor head sweeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217555007U (en) |
-
2022
- 2022-07-06 CN CN202221726508.6U patent/CN217555007U/en active Active
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