CN111646249A - Spreading and distributing device for belt conveyor and using method - Google Patents
Spreading and distributing device for belt conveyor and using method Download PDFInfo
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- CN111646249A CN111646249A CN202010540162.XA CN202010540162A CN111646249A CN 111646249 A CN111646249 A CN 111646249A CN 202010540162 A CN202010540162 A CN 202010540162A CN 111646249 A CN111646249 A CN 111646249A
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- rotating shaft
- blade
- spreading
- bidirectional helical
- belt conveyor
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- 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
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/04—Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials
- B65G69/0433—Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials with screw conveyors
Abstract
The application discloses a spreading and distributing device for a belt conveyor and a using method, which belong to the field of mechanical equipment and comprise the following steps: a support device, the support device being adjustable in height; the spreading device comprises a rotating shaft and bidirectional helical blades, the rotating shaft is rotatably connected to the supporting device, the bidirectional helical blades are sleeved on the rotating shaft, and the blade pitches of the bidirectional helical blades are variable structures; the driving device is connected to the supporting device and can drive the rotating shaft to rotate, and the rotary bidirectional helical blades can spread materials to the two sides of the conveying belt in a spreading mode, so that the materials can be spread in a spreading mode; the abrasion degree of the belt and the maintenance and replacement cost can be reduced; meanwhile, the height between the bidirectional helical blade and the conveying belt is adjusted through the supporting device, and the tiled thickness of the cloth can be adjusted according to needs.
Description
Technical Field
The application relates to the field of mechanical equipment, in particular to a spreading and distributing device and a spreading and distributing method for a belt conveyor in the fields.
Background
The belt conveyer may be belt conveyer, chain scraper conveyer, etc. and is suitable for conveying thick, powdered, granular and lumpy material in low grinding degree and bagged material, such as kitchen garbage, sludge, coal slime, household garbage, coal, crushed stone, sand, cement, fertilizer, grain, etc. and may be used in environment temperature range of-20 deg.c to +40 deg.c. The length and the assembly form of the machine can be determined according to the requirements of users, and the machine can drive an available electric roller and can also use a driving device with a driving frame.
The belt conveyor has the advantages of strong conveying capacity, long conveying distance, simple structure, easy maintenance and convenient implementation of programmed control and automatic operation. The continuous or intermittent motion of the conveyer belt is used to convey articles below 100KG, powder or granular articles, and the conveyer belt has high speed, smooth running, low noise and capacity of conveying articles up and down slope.
In the actual use process, the dry and wet materials are in a paste shape, a powder shape, a granular shape or a small block shape, the flowability is poor, the blanking point is single, the material accumulation is easy to cause, the stress of the conveying belt is uneven, and the normal use and the service life of the conveying belt are influenced; there are also some cases where the material needs to be spread out to meet the later process requirements, such as: a kitchen waste biological culture bed, a sludge belt type dryer, a belt type filter press and the like;
therefore, it is necessary to design a spreading mechanism of a belt conveyor, which can solve the above-mentioned problems in production.
Disclosure of Invention
The patent provides a material spreading and distributing device for a belt conveyor and a using method, which are used for solving the problem that the subsequent process is influenced by the uneven distribution of centralized conveying and distributing after the material is fed at a feeding point when the conveyor works; the subsequent process can be drying treatment, filter pressing dehydration, biological culture of kitchen or sludge and the like;
the embodiment of the application adopts the following technical scheme:
a spreader device for a belt conveyor, comprising:
a support device, the support device being adjustable in height; the stand divides the ware, further contains pivot and two-way helical blade, the pivot rotate connect in strutting arrangement is last, the cover is equipped with two-way helical blade in the pivot, two-way helical blade is uniform pitch blade or variable pitch blade to and drive arrangement, drive arrangement connects on strutting arrangement, drive arrangement can drive the pivot rotates.
Rotate through drive arrangement drive pivot, drive two-way helical blade and rotate, two-way helical blade will fall and carry to the conveyer belt both sides to the material of conveyer belt, realize the cloth purpose of evenly sharing of material, solve the conveyer and at the during operation feed point feed back uneven distribution result in the belt middle part load great, wearing and tearing are more serious, belt life greatly reduced has increased the problem of belt maintenance replacement cost.
Preferably, the apparatus comprises a plurality of spreaders arranged in parallel, respectively combined with the driving means and the supporting means; the plurality of spreaders having at least one difference of: the rotating speed is different, the spiral direction is different, the rotating direction is different, and the material pushing direction is different.
Furthermore, the blade pitch of the bidirectional helical blade is in a structure which is gradually reduced from the middle to the two ends. Or the blade pitch of the bidirectional helical blade is gradually increased from the middle to the two ends.
Further, the supporting device moves up and down to adjust the height of the rotating shaft under the action of the height driving device; the supporting device is provided with a bearing seat; the rotating shaft and the bearing seat are in sleeved matching.
Further, the driving device comprises a driving motor and a motor speed regulator electrically connected with the driving motor; the output end of the driving motor is axially connected with the rotating shaft.
Furthermore, the spreading and distributing device also comprises a cover plate with an open bottom and an open front side; two ends of the cover plate are respectively connected with the telescopic ends of the two supporting devices; two ends of the rotating shaft respectively and movably penetrate through two ends of the cover plate; a material inlet is formed in one side, facing the feed inlet, of the cover plate; the bottom of the cover plate is flush with the bottom of the bidirectional helical blade.
Furthermore, the rotating shaft is sleeved with two material blocking plates, and two ends of the bidirectional helical blade are respectively provided with one material blocking plate.
Further, at least one material level detector is arranged above the conveying belt and used for detecting the thickness of the material.
Furthermore, a material baffle plate is arranged on the rear side of the spreader, and a gap between the lower edge of the material baffle plate and the conveying belt is used for passing through materials.
The use method of the spreading and distributing device for the belt conveyor comprises the following steps:
mounting the supporting devices on supporting steel frames on two sides of the conveying belt;
selecting bidirectional helical blades with proper blade spacing and fixing the bidirectional helical blades on the rotating shaft, wherein the tail ends of the blades are provided with material blocking discs;
a rotating shaft sleeved with a bidirectional helical blade is arranged between the two supporting devices;
installing a driving device;
the height between the bidirectional helical blade and the top surface of the conveying belt is adjusted through the two supporting devices;
a material baffle plate and a thickness detection device are arranged on the rear side of the helical blade;
and starting the driving device to perform material distribution.
A spreading distributing device for belt conveyor, this application still provides a stand and divides ware, contains pivot and two-way helical blade, and two-way helical blade is uniform pitch blade or variable pitch blade. When the blade pitch is in a variable structure, the blade pitch is in a structure gradually reduced from the middle to two ends or from two ends to the middle.
Preferably, the blade is at least one of: the spiral blade comprises a whole blade, a segmented blade, a whole blade, a half blade, a single-end spiral blade, a double-end spiral blade, a multi-end spiral blade, a helical ribbon blade and a helical ribbon segmented blade.
Preferably, two ends of the rotating shaft are respectively provided with a circular disc, namely a material blocking disc, which is axially and vertically fixed on the rotating shaft.
The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects: the rotating shaft can be driven to rotate through the driving device, so that the bidirectional helical blades are driven to rotate, feeding materials are concentrated at one position on the conveying belt, the materials are spread to the two sides of the conveying belt through the rotating bidirectional helical blades, and different bidirectional helical blades are selected, so that functions of uniform material distribution, non-uniform material distribution, separated material distribution and the like can be realized; the height between the bidirectional helical blade and the conveying belt is adjusted through the supporting device, and the thickness of the cloth tiled can be adjusted according to needs.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic front view of a spreading and distributing device for a belt conveyor according to the present embodiment;
FIG. 2 is a schematic top view of a material spreading device for a belt conveyor according to the present embodiment;
FIG. 3 is a schematic side view of a material spreading device for a belt conveyor according to the present embodiment;
FIG. 4 is a schematic view of a bidirectional helical blade of a spreading and distributing device for a belt conveyor according to the embodiment;
fig. 5 is a schematic view of a variable pitch spreader.
The device comprises a support steel frame 1, a belt type carrier roller 2, an upper support roller 3, a conveying belt 4, a material 5, a support device 6, a driving motor 7, a motor speed regulator 8, a material level detection device 9, a cover plate 10, a material baffle 11, a material inlet 12, a spiral blade shaft 13, a bidirectional spiral blade 14, a material baffle 15, a side wall of a conveyor 16 and a hydraulic oil cylinder 17.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. 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 application.
The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.
Example 1
This embodiment 1 provides a material spreading and distributing device for a belt conveyor, where the belt conveyor may be a belt conveyor, a drag conveyor, a scraper conveyor, etc., and the belt or drag conveyor may be a flat belt, a concave belt, a convex belt, etc.; the device of this application includes support steelframe 1, belt idler 2, goes up supporting roller 3 and conveyer belt 4, please refer to fig. 1, fig. 2 and fig. 3 and show, include:
the supporting device 6 is capable of adjusting the height; the supporting device can move up and down to adjust the thickness of the material spreading layer.
The supporting device moves up and down to adjust the height of the rotating shaft under the action of a height driving device, and the height driving device can be manually driven, oil cylinder driven, air cylinder driven and motor or motor driven; the supporting device is provided with a fixed slideway and consists of a bearing seat, a bearing and other parts.
Preferably, in this embodiment, the supporting device comprises a hydraulic cylinder; the output end of the hydraulic oil cylinder is connected with a bearing seat; the bearing seats of the rotating shaft are sleeved and matched. When the hydraulic support is used, two sides of the support steel frame are respectively and vertically provided with one hydraulic oil cylinder 17, and the output end of the top of each hydraulic oil cylinder is fixedly provided with one bearing seat. The supporting device can be locked by a positioning and fastening device after being arranged in place.
The spreader comprises a rotating shaft and bidirectional helical blades, a helical blade shaft 13 is sleeved on a bearing seat, the rotating shaft is horizontally arranged, two ends of the rotating shaft are respectively sleeved with two bearing seats at the top of a supporting steel frame, and the helical blade shaft 13 is sleeved with the bidirectional helical blades 14. The bidirectional helical blade means that the directions of the left and right parts of the helical blade on the same rotating shaft are opposite, and the pitch of the helical blade is symmetrical left and right. The bidirectional helical blades may be constant pitch blades or variable pitch blades.
In the preferred embodiment, the pitch of the bidirectional helical blade 14 is variable, as shown in fig. 4, for example, the pitch of the bidirectional helical blade 14 is gradually reduced from the middle to the two ends; when the bidirectional helical blade conveyor belt is used and installed, the middle of the bidirectional helical blade corresponds to the middle of the conveyor belt, and the spreading distribution efficiency is improved. The vanes may be designed in the shape of an inclined plate or a flat plate.
Further preferably, the blade can be designed as a whole blade or a segmented blade; the bidirectional helical blade is not limited to the left and right two sections, and can be a plurality of sections, and the rotating directions of the blades of the adjacent sections are opposite, so that the uniform and flat spreading of the materials is further realized.
The vanes may be designed as half vanes, which may be, but are not limited to, 1/2 vanes, 1/4 vanes, 3/4 vanes, and the like.
The blades may be of equal or different diameters.
The blades can be designed as full blades, or can be designed as spiral-band blades or spiral-band segmented blades.
The blades can be designed as single-head helical blades, double-head helical blades or multi-head helical blades. The double-end helical blade or the multi-end helical blade is formed by superposing a plurality of groups of blades on one shaft, so that the material can be pushed more densely, and the material can be distributed more uniformly.
It should be noted that the rotating shaft structure includes a spiral blade shaft structure, that is, the spiral blade shaft is a part of the whole structure of the rotating shaft. When the spiral blade shaft is a whole, the spiral blade shaft can independently form a rotating shaft or be sleeved with other cylindrical bodies to form the rotating shaft; when the spiral blade shaft is divided into a plurality of sections like the blades, each section is fixedly sleeved with a cylindrical body.
And the driving device is connected to the supporting device 6 and can drive the rotating shaft or the spiral blade shaft 13 to rotate. Preferably, the driving device comprises a driving motor 7 and a motor speed regulator 8 electrically connected with the driving motor; the output end of the driving motor is axially connected with the rotating shaft, and the driving device further comprises a control box electrically connected with the driving motor. The driving device of the helical blade shaft (rotating shaft) uses a driving motor, a motor reducer or a hydraulic motor, and the motor can be a variable frequency motor or a constant speed motor.
The spreading and distributing device also comprises a cover plate 10 with an opening at the bottom and the front side; two ends of the cover plate are respectively connected with the telescopic ends of the two supporting devices; two ends of the rotating shaft respectively and movably penetrate through two ends of the cover plate; a material inlet is formed in one side, facing the feed inlet 12, of the cover plate; the bottom of the cover plate is flush with the bottom of the bidirectional helical blade.
Two material blocking discs 15 are sleeved on the spiral blade shaft 13, and the two ends of the bidirectional spiral blade 14 are respectively provided with one material blocking disc 15. Preferably, two sides of the rotating shaft are respectively provided with a disc which is fixed on the rotating shaft in a way of being vertical to the axial direction of the rotating shaft. The disc plays the effect of keeping off the material, prevents that the material from piling up the both sides wall and forming the material dead angle.
For clarity, fig. 5 is a schematic view of a variable pitch spreader structure shown separately, with the striker plates at both ends; in the figure, the spiral main shaft is the rotating shaft or the spiral blade shaft; the bidirectional helical blades include variable-pitch left-handed blades and variable-pitch right-handed blades, which are respectively marked in the figure. The pitch of the blades shown in the figure is gradually reduced from the middle to the two ends, and the opposite is also possible.
When the material spreading and distributing device is used, materials (kitchen waste, sludge, coal slime, household garbage and the like) enter the top of the belt conveyor through the feeding hole 12, the material spreading and distributing device is arranged in the advancing direction of the materials 5, the distance between the material spreading and distributing device and the feeding hole 12 is set according to the situation, the materials fall on the middle position of the conveying belt due to the fact that the feeding hole is single-point feeding, the materials are concentrated to form a material pile, the conveying belt (or a chain plate) is conveyed forwards, when the materials pass through the material spreading and distributing device, the bidirectional helical blades 14 rotate under the action of the driving motor 7 and the motor speed regulator 8, and the materials are spread by the bidirectional helical blades 14 and are pushed to the two sides; if the rotational speed of material too much or axle is too fast, the material can be formed the stagnant material district by propelling movement on the both sides conveyer lateral wall 16, for preventing to form the stagnant material district, has increased material stopping disk 15 in the both sides of the tedder, material stopping disk 15 can effectually prevent the material to propel in the same direction on the conveyer lateral wall.
Preferably, two material spreading and distributing devices are arranged on the support steel frame along the material conveying direction, the first material spreading and distributing device distributes the material from the middle part to two sides, and the second material spreading and distributing device is opposite to the first bidirectional helical blade in the helical direction, and as shown in fig. 2, the material with the excessive thickness distributed on the two sides is uniformly distributed towards the middle part.
Example 2
This embodiment 2 provides a spreading and distributing device for a belt conveyor, and the rear sides of the spreaders, for example, the positions near both ends of the inner wall of the top of the cover plate, are respectively provided with a material level detector 9. The driving device can be driven by a motor, a motor reducer, a hydraulic motor or the like, the motor can be a variable frequency motor or a constant speed motor, the rotating speed of the spiral blade shaft is adjustable within 5-200 revolutions per minute, the spreader can rotate forwards or backwards, the pushing directions of materials rotating forwards and backwards are opposite, and the material pushing device can be adjusted and used according to actual conditions. The detection device can be arranged on two sides or in the middle, and the speed of the belt conveyor is adjusted in real time according to the data of the detection device, or the blanking speed is adjusted. Thereby realizing the automatic control of the thickness of the material.
A material baffle plate 11 is arranged at the rear side of the spreader, and the lower height of the material baffle plate is flush with or slightly higher than the lower edge of the spreader blade; the lower side of the striker plate can be designed into an inclined plate or an arc plate; the striker plate plays the effect that prevents the material and splash and promote the material gathering, and the spiral of being convenient for after the gathering is spread the cloth smoothly, plays the effect of strickleing the material simultaneously. Optimally, the height of the lower edge of the striker plate is adjustable.
The thickness of the material on the inner side of the material blocking disc 15 is thick, the material level detector 9 sends data to the control system after detecting the data, and the control system sends an instruction to properly increase the rotating speed of the belt conveyor or reduce the blanking amount, so that a balanced state is realized.
It should be noted that, according to different operating conditions and conveying media, the spreading and distributing device can be made of any one of rubber, engineering plastics, metal materials, non-magnetic materials (such as copper and aluminum), high-strength wear-resistant materials, novel materials and the like, and can be selected and used as required, from the material of the bidirectional helical blade. The hydraulic support can be replaced by any one of a rubber flexible support, a rigid material support, a metal material support and the like, and can also be set to be different spreading layer thickness gears according to the requirement. The rotating shaft of the device can be replaced by a rigid bidirectional helical blade with a stable structure, and shaftless helical conveying is realized.
Example 3
This embodiment 3 provides a material spreading and distributing device for a belt conveyor, and the spiral blade shaft may be one, or two or more combined materials. As shown in fig. 2, it comprises a plurality of spreaders arranged in parallel, which are respectively combined with a driving device and a supporting device; the plurality of spreaders may be distinguished, for example: the rotating speed is different, the spiral direction is different, the rotating direction is different, and the material pushing direction is different.
Each of the spreaders is engaged by either an independent support means or a common support means. Under the action of the height driving device, each helical blade shaft supporting device can move up and down to adjust the height.
The second spreader is complementary to the first spreader and is located downstream of the first spreader (the direction of belt movement is shown by the horizontal arrow). The cooperation among a plurality of spreaders can be, for example, that the first spreader has a higher rotation speed and the second spreader has a lower rotation speed; for example, the spiral directions are the same, but the rotation directions are different, so that the directions of the two spreaders for pushing the materials are opposite, the materials are further moved repeatedly, and the materials are spread more uniformly. For example, the material may be moved repeatedly by changing the direction of rotation and the direction of spiral.
More than two dividers can be arranged according to the needs, and the motion index can be adjusted according to the needs, which is not described in detail herein.
Example 4
This embodiment 4 provides a method for using a spreading and distributing device for a belt conveyor, which includes the following steps:
mounting two supporting devices on supporting steel frames at two sides of the conveying belt; the supporting device comprises a hydraulic oil cylinder, wherein the hydraulic oil cylinder is vertically arranged at the top of a supporting steel frame; the output end of the hydraulic oil cylinder is connected with a bearing seat; the bearing seats of the rotating shaft are sleeved and matched.
The bidirectional helical blades are installed in the rotating direction; the drive torque of the drive is determined by the rotational speed and material properties and the length of the shaft etc. The rotating shaft can rotate forwards or backwards, forward rotation materials are driven from the middle to the two ends, and reverse rotation materials are driven from the two ends to the middle.
Selecting a bidirectional helical blade with proper blade spacing to be fixedly sleeved on the rotating shaft; if a plurality of discharge ports are selected according to the situation, the blade pitch of the bidirectional helical blade is selected to be the bidirectional helical blade with the structure gradually increasing from the middle to the two ends, and the blade pitch of the bidirectional helical blade is selected to be the structure gradually decreasing from the middle to the two ends when a single discharge port is selected. For example, when the middle blanking is spread to two sides, the pitch of the middle part of the rotating shaft using the variable-pitch blades is larger, and the pitch of the rotating shaft is gradually reduced towards two ends; if the blanking of both sides is divided to the middle, the pitch of the variable pitch blade is smaller in the middle, and gradually increases towards the pitch of both sides.
A rotating shaft sleeved with a bidirectional helical blade is arranged between the two supporting devices; horizontally mounting a bidirectional helical blade on the top of the conveying belt through a rotating shaft; the two ends of the rotating shaft are respectively sleeved with bearing seats at the tops of the two sides of the supporting steel frame.
Installing a driving device; installing a driving motor on the support steel frame or the bearing seat, installing an output shaft of the driving motor and the rotating shaft, and electrically connecting the driving motor with a motor speed regulator; the system is provided with a control box which realizes linkage control with the belt conveyor. When the belt conveyor stops, the material spreading device stops along with the belt conveyor through the linkage of the central control system. The material spreading and distributing device and the belt conveyor run in a linkage way and are started at any time.
When the device has abnormal conditions or safety risks, the emergency stop button arranged on the field button box on the control box can be used for realizing the shutdown locking, and then the mechanical brake is used for locking, so that the safety and the reliability of the system are ensured.
The system can be provided with an independent power motor for providing power, and can also realize operation by using the power of a belt motor through an auxiliary power connecting device.
When the bidirectional helical blade conveyor is used, the height between the bidirectional helical blade and the top surface of the conveyor belt is adjusted through the hydraulic oil cylinders on the two sides of the supporting steel frame;
and starting the driving device to perform material distribution.
Further, the method of the present application further comprises at least one of the following steps:
adjusting the feeding amount in unit time;
adjusting the rotation speed of at least one spreader rotating shaft;
changing the rotation direction of at least one spreader rotating shaft;
the feed amount, the rotational speed or the rotational direction of the at least one spreader is changed according to the result output from the level detector.
For example, when a level detector located upstream of the second spreader or downstream of the first spreader detects a large thickness of the material, the control system issues a command to decrease the amount of material fed per unit time, whereas when the detected thickness of the material is small, the amount of material fed per unit time is increased.
For another example, in the downstream of the first spreader, when the material level detector positioned in the middle detects that the thickness of the material is larger and the material level detectors positioned at the two ends detect that the thickness of the material is smaller, the controller sends out an instruction to increase the rotating speed of the first spreader; on the contrary, when the material level detector positioned in the middle detects that the thickness of the material is smaller and the material level detectors positioned at the two ends detect that the thickness of the material is larger, the controller sends an instruction to reduce the rotating speed of the first spreader;
for example, when the material level detector positioned at the middle part of the upstream of the second spreader detects that the thickness of the material is larger, and the material level detectors positioned at the two ends detect that the thickness of the material is smaller, the controller sends an instruction to enable the second spreader to push the material in the same direction as the first spreader, so that the material is further spread; on the contrary, when the material level detectors positioned in the middle part detect that the thickness of the materials is smaller and the material level detectors positioned at the two ends detect that the thickness of the materials is larger, the controller sends out an instruction to enable the direction of pushing the materials of the second spreader to be opposite to that of the first spreader, and the materials are paved in the opposite direction.
The application field is as follows:
the device is mainly used in the field of kitchen waste, sludge, coal slime and household waste disposal, can be widely applied to industries such as building materials, food, feed, chemical fertilizer, electronics, machinery, tobacco, injection molding, printing, food and the like, and has wide applicability to conveying materials such as powder materials, granular materials, dry and wet crushed materials and the like.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (14)
1. A spreading and distributing device for a belt conveyor, comprising:
a support device, the support device being adjustable in height;
the spreading device further comprises a rotating shaft and bidirectional helical blades, the rotating shaft is rotatably connected to the supporting device, the bidirectional helical blades are sleeved on the rotating shaft, and the bidirectional helical blades are equal-pitch blades or variable-pitch blades; and
and the driving device is connected to the supporting device and can drive the rotating shaft to rotate.
2. The spreading and distributing device for the belt conveyor according to claim 1, wherein the supporting device is used for adjusting the height of the rotating shaft by moving up and down under the action of the height driving device; the supporting device is provided with a bearing seat; the rotating shaft is in sleeve joint with the bearing seat.
3. The spreading and distributing device for the belt conveyor according to claim 1, wherein the driving device comprises a driving motor and a motor speed regulator electrically connected with the driving motor; the output end of the driving motor is axially connected with the rotating shaft.
4. The spreading and distributing device for belt conveyor according to claim 1, comprising a plurality of spreaders arranged in parallel, respectively combined with the driving means and the supporting means; the plurality of spreaders having at least one difference of:
the rotating speed is different, the spiral direction is different, the rotating direction is different, and the material pushing direction is different.
5. The apparatus of claim 1, further comprising a cover plate having a bottom and a front side that are open; two ends of the cover plate are respectively connected with the telescopic ends of the two supporting devices; two ends of the rotating shaft respectively and movably penetrate through two ends of the cover plate; a material inlet is formed in one side, facing the feed inlet, of the cover plate; the bottom of the cover plate is flush with the bottom of the bidirectional helical blade.
6. A spreading and distributing device for a belt conveyor as claimed in claim 5, wherein at least one level detector is arranged above the conveyor belt for detecting the thickness of the material.
7. The material spreading and distributing device for the belt conveyor according to claim 1, wherein two material blocking trays are sleeved on the rotating shaft, and one material blocking tray is arranged at each of two ends of the bidirectional helical blade.
8. The spreading and distributing device for the belt conveyor as claimed in claim 1, wherein a material baffle is arranged at the rear side of the spreader, and a gap between the lower edge of the material baffle and the conveyor belt is used for passing through the material.
9. Use of a spreading device for a belt conveyor according to any one of claims 1 to 8, characterised by the following steps:
mounting two supporting devices on supporting steel frames at two sides of the conveying belt;
selecting a bidirectional helical blade with proper blade spacing to be fixedly sleeved on the rotating shaft;
a rotating shaft sleeved with a bidirectional helical blade is arranged between the two supporting devices;
installing a driving device;
the height between the bidirectional helical blade and the top surface of the conveying belt is adjusted through the two supporting devices;
and starting the driving device to perform material distribution.
10. The method of claim 9, further comprising at least one of:
adjusting the feeding amount in unit time;
adjusting the rotation speed of at least one spreader rotating shaft;
changing the rotation direction of at least one spreader rotating shaft;
the feed amount, the rotational speed or the rotational direction of the at least one spreader is changed according to the result output from the level detector.
11. A spreader is characterized by comprising a rotating shaft and bidirectional helical blades, wherein the bidirectional helical blades are equal-pitch blades or variable-pitch blades.
12. A booth as claimed in claim 11,
when the blade pitch is in a variable structure, the blade pitch is in a structure gradually reduced from the middle to two ends or from two ends to the middle.
13. A booth as claimed in claim 11,
the blade is at least one of the following:
the spiral blade comprises a whole blade, a segmented blade, a whole blade, a half blade, a single-end spiral blade, a double-end spiral blade, a multi-end spiral blade, a helical ribbon blade and a helical ribbon segmented blade.
14. A spreader according to any one of claims 11 to 13,
two ends of the rotating shaft are respectively provided with a disc which is axially and vertically fixed on the rotating shaft with the rotating shaft.
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| CN202010540162.XA CN111646249A (en) | 2020-06-12 | 2020-06-12 | Spreading and distributing device for belt conveyor and using method |
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| CN202010540162.XA CN111646249A (en) | 2020-06-12 | 2020-06-12 | Spreading and distributing device for belt conveyor and using method |
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|---|---|---|---|---|
| CN112224928A (en) * | 2020-11-28 | 2021-01-15 | 丁钟魁 | Sand discharging device for height limit of sand vehicle |
| CN112425868A (en) * | 2020-10-28 | 2021-03-02 | 广东顺德三扬科技股份有限公司 | Zipper production equipment |
| CN113396705A (en) * | 2021-05-26 | 2021-09-17 | 吉林大学 | Sectional type variable pitch screw drive leveling robot |
| CN113405348A (en) * | 2021-08-19 | 2021-09-17 | 山东嘉信工业装备有限公司 | Air energy microwave intelligent combined drying assembly line |
| CN113619143A (en) * | 2021-10-14 | 2021-11-09 | 三一技术装备有限公司 | Dry method electrode film preparation device and battery production line thereof |
| CN113862010A (en) * | 2021-10-26 | 2021-12-31 | 北京新风航天装备有限公司 | Skid-mounted organic solid waste pyrolysis device |
| CN113976017A (en) * | 2021-11-26 | 2022-01-28 | 中国人民解放军国防科技大学 | Batching system |
| CN114011308A (en) * | 2021-11-26 | 2022-02-08 | 中国人民解放军国防科技大学 | Material mixing device |
| CN114382264A (en) * | 2020-10-19 | 2022-04-22 | 广东博智林机器人有限公司 | Material paving equipment, control method and device thereof, and storage medium |
| CN115493372A (en) * | 2022-10-10 | 2022-12-20 | 云南昆船设计研究院有限公司 | Combined type mobile tea primary processing place with automatic spreading and drying function |
| CN115823590A (en) * | 2022-11-16 | 2023-03-21 | 盈科中环(北京)环保科技有限公司 | Plum blossom toper distributing device of rubbish pyrolysis oven |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114382264A (en) * | 2020-10-19 | 2022-04-22 | 广东博智林机器人有限公司 | Material paving equipment, control method and device thereof, and storage medium |
| CN112425868A (en) * | 2020-10-28 | 2021-03-02 | 广东顺德三扬科技股份有限公司 | Zipper production equipment |
| CN112224928A (en) * | 2020-11-28 | 2021-01-15 | 丁钟魁 | Sand discharging device for height limit of sand vehicle |
| CN113396705A (en) * | 2021-05-26 | 2021-09-17 | 吉林大学 | Sectional type variable pitch screw drive leveling robot |
| CN113405348A (en) * | 2021-08-19 | 2021-09-17 | 山东嘉信工业装备有限公司 | Air energy microwave intelligent combined drying assembly line |
| CN113619143B (en) * | 2021-10-14 | 2022-01-28 | 三一技术装备有限公司 | Dry method electrode film preparation device and battery production line thereof |
| CN113619143A (en) * | 2021-10-14 | 2021-11-09 | 三一技术装备有限公司 | Dry method electrode film preparation device and battery production line thereof |
| CN113862010A (en) * | 2021-10-26 | 2021-12-31 | 北京新风航天装备有限公司 | Skid-mounted organic solid waste pyrolysis device |
| CN113976017A (en) * | 2021-11-26 | 2022-01-28 | 中国人民解放军国防科技大学 | Batching system |
| CN114011308A (en) * | 2021-11-26 | 2022-02-08 | 中国人民解放军国防科技大学 | Material mixing device |
| CN114011308B (en) * | 2021-11-26 | 2024-02-23 | 中国人民解放军国防科技大学 | Material mixing device |
| CN115493372A (en) * | 2022-10-10 | 2022-12-20 | 云南昆船设计研究院有限公司 | Combined type mobile tea primary processing place with automatic spreading and drying function |
| CN115823590A (en) * | 2022-11-16 | 2023-03-21 | 盈科中环(北京)环保科技有限公司 | Plum blossom toper distributing device of rubbish pyrolysis oven |
| CN115823590B (en) * | 2022-11-16 | 2023-06-16 | 博耐特瑞(北京)环保科技有限公司 | Plum blossom cone-shaped distributing device of garbage pyrolysis furnace |
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