CN110562702A - two-way sweeper of belt conveyor and application thereof - Google Patents
two-way sweeper of belt conveyor and application thereof Download PDFInfo
- Publication number
- CN110562702A CN110562702A CN201910934523.6A CN201910934523A CN110562702A CN 110562702 A CN110562702 A CN 110562702A CN 201910934523 A CN201910934523 A CN 201910934523A CN 110562702 A CN110562702 A CN 110562702A
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- China
- Prior art keywords
- scraper
- support
- belt
- swing arm
- scraper support
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Links
- 241001417527 Pempheridae Species 0.000 title claims abstract description 25
- 238000010408 sweeping Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 15
- 230000003028 elevating effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 abstract description 14
- 230000036632 reaction speed Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000003825 pressing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/12—Cleaning devices comprising scrapers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention provides a two-way sweeper of a belt conveyor, which comprises a scraper arranged below the belt, wherein the scraper is arranged on a scraper mounting plate, the scraper mounting plate is arranged at the top of a scraper support, the scraper support is a movable support body with an adjustable left and right inclination angle, the scraper support is connected with a supporting base in a hinged mode, a lifting device used for adjusting the height of the scraper support is arranged below the scraper support, the two-way sweeper of the belt conveyor is applied to belt sweeping, the scraper support is divided into a short scraper support and a long scraper support, and the short scraper support and the long scraper support are arranged on the same supporting base below the belt in a staggered mode. According to the invention, the cleaning pressure of the scraper is adjusted through the lifting device, the reaction speed is high, the pressure adjustment is matched with the change of the running state of the belt, the hinge structure can adapt to the inclination condition of the belt to change the left and right inclination angles, and a larger space is provided between the scraper and the support base, so that convenience is provided for the replacement of the scraper.
Description
Technical Field
the invention relates to a belt conveyor sweeper, in particular to a two-way sweeper of a belt conveyor.
Background
The belt conveyor sweeper is an important accessory device on a belt conveyor, and the quality of the belt conveyor sweeper directly influences the later labor cost, the later environmental protection cost and the later safety cost.
The scraper of the belt conveyor sweeper should always keep in contact with the surface of the belt so as to protect the belt from being cleaned up by attachments. Guarantee the effect of cleaning of scraper among the prior art, the structure that the scraper of providing keeps the belt pressure has: the invention ZL200920248334.5 in China, which is entitled to announce 7.28.2010, discloses a novel belt secondary cleaner, which comprises a scraper and a cross beam fixedly connected with the scraper, wherein two ends of the upper part of the cross beam are respectively and fixedly connected with a sliding guide pipe, the upper part of the sliding guide pipe is connected with a spring pressing device, the spring pressing device is welded with a connecting plate with a long hole, the connecting plate is in sliding connection with a support through the long hole on the connecting plate, the spring pressing device consists of a guide sleeve, a lower spring support arranged in the guide sleeve and connected with the sliding guide pipe, a spring connected with the lower spring support, an upper spring support arranged at the upper end in the guide sleeve and a spring connected with the upper spring support, and the lower part of the guide sleeve is in sliding connection with the upper part.
This solution keeps the scraper in contact with the belt by means of the spring force. The disadvantages are that: the effective pressure range of the spring is limited, when the scraper is worn to a certain program, the pressure of the spring is released more and more, the pressure of the scraper is increased, and even the scraper can not be kept in contact with the belt any more.
The invention is as follows: the patent number is ZL201810471728.0, the publication date is 2018, 11 and 23, and a constant-pressure type conveying belt cleaning device is disclosed, and comprises a slide rail, a scraper, a pulley block, a rope and a balancing weight; the slide rail is vertically arranged and is fixedly arranged below the conveying belt truss; the scraper is arranged below the conveying belt and is in vertical sliding fit with the sliding rail, and the head of the scraper faces the surface of the return parallel section of the conveying belt; the rope is hung on the pulley block, one end of the rope is connected with the balancing weight, and the other end of the rope is connected with the scraper.
The counterweight type cleaner is large in size, occupies a space, and can not adjust the pressure of the scraper on a belt after being worn. The constant and stable contact of the scraper and the non-formula working surface of the belt can not be ensured, the cleaning effect is poor, and once the defective materials enter between the belt and the rotating wheel, the belt deviation phenomenon can be caused.
In addition, the belt is deviated in the running process, so the surface of the belt is not always kept in a horizontal state, and the inclined angle is larger sometimes, and no matter the spring type adjusting structure or the counterweight type adjusting structure in the two schemes, the adjustment of the scraper is basically consistent from left to right, the scraper is kept horizontal, the scraper is only controlled in height, and the adaptability to the inclination of the belt is poor. The wear degree of the top of the cutter head is not uniform after long-time use, and even the phenomenon that the belt is damaged by the scraper can occur. The scraper of the existing two-way sweeper is tightly attached to a belt, the space of a rack is small, and the replacement of a cutter head is very inconvenient.
Disclosure of Invention
The invention aims to solve the problems that scrapers of a two-channel sweeper of the existing belt conveyor are not in uniform contact with a belt, and the scrapers are not installed and controlled to be narrow in time to be inconvenient to replace.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
The utility model provides a two sweeper of belt feeder, is including setting up the scraper in the belt below, and the scraper dress is on the scraper mounting panel, and the top of scraper support is arranged in to the scraper mounting panel, and the scraper support links to each other with the support basis with articulated mode, and scraper support below is equipped with elevating gear.
The utility model provides a two sweeper of belt feeder, is including setting up the scraper in the belt below, and the scraper dress is on the scraper mounting panel, and the top of scraper support is arranged in to the scraper mounting panel, and the scraper support is about inclination adjustable activity support body, and scraper support below is equipped with the elevating gear who is used for adjusting scraper support height.
according to the invention, the cleaning pressure of the scraper is adjusted through the lifting device, the reaction speed is high, the pressure adjustment is matched with the change of the running state of the belt, the hinge structure can adapt to the inclination condition of the belt to change the left and right inclination angles, and a larger space is provided between the scraper and the support base, so that convenience is provided for the replacement of the scraper.
The scraper support also comprises a transverse swing arm and a longitudinal swing arm; the upper end of the longitudinal swing arm is connected with the scraper mounting plate, and the lower end of the longitudinal swing arm is connected with the two ends of the transverse swing arm through pin shafts; the middle of the transverse swing arm is provided with a hinge hole; the middle part of the bottom surface of the scraper support is a contact position of the lifting device.
And a connecting rod used as a supporting top stress structure is fixedly connected between the two longitudinal swing arms of the scraper support.
Be equipped with the roof on the connecting rod, roof and elevating gear jacking structure top in close contact with.
The supporting foundation is a mounting beam, and the lifting device is a thin cylinder; the installation roof beam possesses square installation cavity, and slim cylinder dress is in the installation cavity, and the installation cavity top panel is equipped with the mounting hole that supplies the piston rod to stretch out, is equipped with the free bearing on the installation cavity rear panel, and the free bearing passes through the articulated shaft to be connected with the horizontal swing arm.
The top of the thin cylinder piston rod is provided with a top rod, and the top end of the top rod is spherical.
the invention also provides an application method of the two-way sweeper of the belt conveyor, the scraper supports are designed into two types, one type is a short scraper support, and the length of a longitudinal swing arm of the short scraper support is 2N; one is a long scraper support, the length of a longitudinal swing arm of the long scraper support is 3N, and N is a calculation coefficient set according to the height between a belt and a support base; the short scraper supports and the long scraper supports are arranged below the belt on the same supporting basis in a staggered mode. The scheme enables the cleaning effect to be better.
The two-way sweeper provided by the invention has the self-adaptive self-compensation self-buffering function with adjustable sweeping pressure, and the tool bit of the belt conveyor sweeper can be in self-adaptive close fit with the conveying belt, so that the insufficient sweeping effect caused by the shaking and deformation of the conveying belt is eliminated. The cleaning pressure caused by the abrasion of the blade can be automatically compensated by the set pressure, the buffer action is formed by the unique self-compression characteristic of air, and the impact on the blade caused by the defect of the belt can be eliminated.
Drawings
FIG. 1 is an overall structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the present invention;
FIG. 3 is a reference diagram of a use state;
FIG. 4 is a schematic view of a yaw bar mounting arrangement;
FIG. 5 is a schematic view of the engaging structure of the carrier rod and the top plate;
FIG. 6 is a schematic view of the blade mount tilt adjustment;
Fig. 7 is a schematic view of the adjustment of the height position of the scraper.
In the figure: scraper 1, scraper support 2, scraper mounting plate 21, vertical swing arm 22, connecting rod 23, horizontal swing arm 24, top plate 25, pin shaft 26, mounting beam 3, mounting hole 31, hinge seat 32, thin cylinder 4, piston rod 41, belt 5, ejector rod 6 and hinge shaft 7.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The two-way cleaner mainly comprises a scraper 1, a scraper support 2, a mounting beam 3 and a thin cylinder 4.
The scraper 1 is a general structure in the prior art, and can be an integrated scraper blade or a segmented combined scraper blade. The scraper 1 is installed on the scraper installation plate 21, and particularly, the scraper plate and the scraper installation plate 21 are uniformly fixed through bolts. The scraper mounting plate is arranged on the top of the scraper support and belongs to one part of the scraper support. The scraper support supports the scraper to clean the belt, and adjusts the adaptive state of the scraper and the belt.
It is to be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," and the like in the description as well as the appended claims are used in an orientation based on the orientation of the figure(s) for ease of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be considered as limiting the present invention.
A lifting device for adjusting the height of the top of the scraper support is arranged below the scraper support (2), and the scraper support is a movable support body with an adjustable left and right inclination angle. The scraper controls the cleaning pressure on the belt by adjusting the height, and meanwhile, the left and right oblique angles of the scraper support (2) are adaptively changed according to the inclination of the belt (5). The full knife face is always kept in contact with the belt.
The scraper support 2 for supporting the scraper 1 is connected with the supporting base in a hinged mode and is designed into a swinging structure. The lifting angle of the scraper support is adjusted through the lifting device 4, and the larger the lifting angle of the support frame is, the larger the pressure of the scraper 1 on the belt 5 is. The blade mounting plate 21 is part of the blade holder 2 and it is mounted on top of the blade holder. The scraper support 2 provided by the invention also comprises a transverse swing arm 24 and a longitudinal swing arm 22, wherein the upper end of the longitudinal swing arm 22 is connected with the scraper mounting plate 21, and the lower end of the longitudinal swing arm 22 is in pin joint with two ends of the transverse swing arm 24; the middle of the transverse swing arm 24 is provided with a hinge hole; the middle part of the bottom surface of the scraper support 2 is a contact position of the lifting device. The transverse swing arm, the longitudinal swing arm and the scraper mounting plate form an integral scraper bracket surface, and the supporting position of the lifting device is arranged in the middle of the bracket surface.
As shown in fig. 1 and 2, in the present example, the doctor blade holder 2 includes a doctor blade mounting plate 21, a longitudinal swing arm 22, a lateral swing arm 24, a connecting rod 23, and a top plate 25. The upper ends of the two longitudinal swing arms 22 are connected with the scraper mounting plate 21, and the bolt fixing or welding mode can be adopted. The lower end of the vertical swing arm 22 is connected with two ends of the horizontal swing arm 24 through a pin shaft 26, and the vertical swing arm 22 rotates by taking the pin shaft 26 as an axis. A connecting rod 23 is arranged between the two longitudinal swing arms 22, the left and the right of the connecting rod 23 are fixedly connected with the longitudinal swing arms 22, and the connecting rod 23 is a stress component of the scraper bracket 2. The top plate 25 is fixedly connected to the lower surface of the connecting rod 23, and the top plate 25 is used for enlarging the bearing area of the cylinder support point on the connecting rod 23. The middle of the transverse swing arm 24 is provided with a hinge hole, the transverse swing arm 24 can incline left and right by taking the hinge hole as a fulcrum, and the inclination angle is adaptively adjusted according to the inclination condition of the belt 5.
the supporting foundation of the invention is an installation beam 3, and the lifting device is a thin cylinder 4. As shown in fig. 2 and 3, the mounting beam 3 may be formed by buckling and fixedly connecting two channel steels, or may be a square steel pipe, and a square mounting cavity is formed in the middle of the mounting beam 3. The thin cylinder 4 is installed in the installation cavity. The upper panel of the mounting beam 3 is provided with a mounting hole 31 for mounting the thin cylinder 4, the rear panel is provided with a hinged support 32, and the transverse swing arm 24 is mounted on the hinged support 32 through a hinge shaft 7.
The mounting hole 31 for mounting the thin cylinder 4 includes a main hole and bolt holes provided around the main hole. The central main hole is used for extending the piston rod 41, and the bolt holes at the periphery are used for installing bolts to fix the thin cylinder 4 on the upper panel. The thin cylinder 4 provides constant cleaning pressure for the scraper 1, a lever cavity of the thin cylinder is sealed by a plug and is stored with certain pre-buffering air, and a rodless cavity of the thin cylinder is connected with an adjustable compressed air source. The piston rod 41 props up the connecting rod 23 or the top plate 25, and propping force is adjusted by setting air source pressure of the air cylinder.
Referring to fig. 5, the top of the piston rod 41 of the present invention is provided with a top rod 6, the top of the top rod 6 is spherical, and the top rod 6 is screwed into the threaded hole of the thin cylinder piston rod 41. In order to prevent the ejector rod 6 from sliding out of the range of the top plate 25, a groove is arranged on the top plate 25, and the top point of the ejector rod 6 is arranged in the groove. The spherical top end of the mandril 6 is tightly contacted with the top plate 25 under the action of the jacking force of the thin cylinder 4 to form a jacking structure capable of swinging universally.
As shown in figure 3, when in use, a plurality of scraper mounting frames 2 are arranged on the mounting beam 3 in parallel, and the longitudinal swing arms of the mounting frames have different lengths. Form a long scraper bracket and a short scraper bracket which can freely swing transversely and longitudinally. And a calculation coefficient N is set according to the height between the belt and the supporting base, the design length of the longitudinal swing arm of the long scraper support is 3N, the design length of the longitudinal swing arm of the short scraper support is 2N, and the short scraper support and the long scraper support are arranged on the same supporting base below the belt in a staggered manner. The bottoms of the long scraper support and the short scraper support can be positioned at the same horizontal position, and the scrapers at the top form strong, weak, strong and weak wavy cleaning when the belt is cleared. The scrapers are staggered by a certain width from left to right, so that the effect that adjacent cutter heads do not interfere with each other in the follow-up swinging can be achieved, and seamless cleaning is realized.
This tool bit mounting structure self adaptability need not the accurate adjustment installation, therefore the tool bit change speed is fast.
The two-way cleaning device provided by the invention has the main advantages that:
1) The sweeper scraper mounting frame set can be supported by a universal swinging top support, and under the action of the top support, the cutter head can change along with the real-time movement position change of the conveying belt from left to right and up to down, so that the cutter head is ensured to be always tightly attached to the conveying belt.
2) The stepless regulation of the cleaning pressure can be realized quickly and safely through the regulation of the pressure reducing valve, and the requirement of the regulation of the cleaning pressure of different materials is met.
3) The tool bit can be automatically compensated when being worn, and the pressure adjustment is not needed manually.
4) the long and short scraper groups are transversely distributed in a staggered way, and no dead angle is cleaned.
Claims (8)
1. The utility model provides a two sweepers of belt feeder, is including setting up scraper (1) in the belt below, and scraper (1) dress is on scraper mounting panel (21), and the top of scraper support (2), characterized by are arranged in scraper mounting panel (21): scraper support (2) lead to the articulated shaft and link to each other with the support basis, and the articulated shaft axis is parallel with belt traffic direction, and scraper support (2) below is equipped with elevating gear.
2. A secondary sweeper for a belt conveyor as in claim 1, wherein: the scraper support (2) also comprises a transverse swing arm (24) and a longitudinal swing arm (22); the upper end of the longitudinal swing arm (22) is connected with the scraper mounting plate (21), and the lower end is connected with the two ends of the transverse swing arm (24) through pin shafts (26); the middle of the transverse swing arm (24) is provided with a hinge hole; the middle part of the bottom surface of the scraper support (2) is a contact position of the lifting device.
3. A secondary sweeper for a belt conveyor as claimed in claim 2, wherein: a connecting rod (23) used as a supporting and jacking stress structure is fixedly connected between the two longitudinal swing arms (22) of the scraper support (2).
4. A secondary sweeper for a belt conveyor as claimed in claim 3, wherein: a top plate (25) is arranged on the connecting rod (23), and the top plate (25) is in close contact with the top of the lifting structure of the lifting device.
5. A two-way sweeper for a belt conveyor as claimed in any one of claim 4, wherein: the supporting foundation is a mounting beam (3), and the lifting device is a thin cylinder (4); installation roof beam (3) possess square installation cavity, and slim cylinder (4) dress is in the installation cavity, and the installation cavity top panel is equipped with mounting hole (31) that supply the piston rod to stretch out, is equipped with free bearing (32) on the installation cavity rear panel, and free bearing (32) are connected with horizontal swing arm (24) through the articulated shaft.
6. A secondary sweeper for a belt conveyor as claimed in claim 5, wherein: the top of the thin cylinder piston rod (41) is provided with a mandril (6), and the top end of the mandril (6) is spherical.
7. The utility model provides a two sweepers of belt, is including setting up scraper (1) in the belt below, and scraper (1) dress is on scraper mounting panel (21), and the top of scraper support (2), characterized by are arranged in scraper mounting panel (21): the scraper support (2) is a movable support body which can be inclined and deformed left and right, and a lifting device used for adjusting the height of the scraper support is arranged below the scraper support (2).
8. use of a two-way sweeper for a belt conveyor according to claims 1-6 for belt sweeping, characterized in that: the scraper supports (2) are divided into two types, one type is a short scraper support, and the length of a longitudinal swing arm of the short scraper support is 2N; one is a long scraper support, the length of a longitudinal swing arm of the long scraper support is 3N, and N is a calculation coefficient set according to the height between a belt and a support base; the short scraper supports and the long scraper supports are arranged below the belt on the same supporting basis in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910934523.6A CN110562702A (en) | 2019-09-29 | 2019-09-29 | two-way sweeper of belt conveyor and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910934523.6A CN110562702A (en) | 2019-09-29 | 2019-09-29 | two-way sweeper of belt conveyor and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110562702A true CN110562702A (en) | 2019-12-13 |
Family
ID=68783287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910934523.6A Pending CN110562702A (en) | 2019-09-29 | 2019-09-29 | two-way sweeper of belt conveyor and application thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110562702A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62275959A (en) * | 1986-05-23 | 1987-11-30 | Kasei Baabeitamu Kk | Roller cleaner |
| TWM289766U (en) * | 2005-11-18 | 2006-04-21 | Jim Way Entpr Co Ltd | Adjusting seat of universal-directional scraper |
| EP1964795A1 (en) * | 2007-02-27 | 2008-09-03 | Cefla Societa' Cooperativa | Device for cleaning from a conveyor belt fluid substances sprayed thereon |
| CN201951986U (en) * | 2010-12-23 | 2011-08-31 | 王庆安 | Sweeper |
| CN205602621U (en) * | 2016-05-11 | 2016-09-28 | 中煤科工集团武汉设计研究院有限公司 | Coal slime conveyor belt belt cleaning device |
| CN208790564U (en) * | 2018-05-31 | 2019-04-26 | 河南中烟工业有限责任公司 | A kind of support roller for belt machine Hand scarf device |
| CN210735393U (en) * | 2019-09-29 | 2020-06-12 | 唐山曹妃甸实业港务有限公司 | Two-way sweeper of belt conveyor and application thereof |
-
2019
- 2019-09-29 CN CN201910934523.6A patent/CN110562702A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62275959A (en) * | 1986-05-23 | 1987-11-30 | Kasei Baabeitamu Kk | Roller cleaner |
| TWM289766U (en) * | 2005-11-18 | 2006-04-21 | Jim Way Entpr Co Ltd | Adjusting seat of universal-directional scraper |
| EP1964795A1 (en) * | 2007-02-27 | 2008-09-03 | Cefla Societa' Cooperativa | Device for cleaning from a conveyor belt fluid substances sprayed thereon |
| CN201951986U (en) * | 2010-12-23 | 2011-08-31 | 王庆安 | Sweeper |
| CN205602621U (en) * | 2016-05-11 | 2016-09-28 | 中煤科工集团武汉设计研究院有限公司 | Coal slime conveyor belt belt cleaning device |
| CN208790564U (en) * | 2018-05-31 | 2019-04-26 | 河南中烟工业有限责任公司 | A kind of support roller for belt machine Hand scarf device |
| CN210735393U (en) * | 2019-09-29 | 2020-06-12 | 唐山曹妃甸实业港务有限公司 | Two-way sweeper of belt conveyor and application thereof |
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