CN111994648A - Large-scale screening equipment feeding device - Google Patents
Large-scale screening equipment feeding device Download PDFInfo
- Publication number
- CN111994648A CN111994648A CN202010770172.2A CN202010770172A CN111994648A CN 111994648 A CN111994648 A CN 111994648A CN 202010770172 A CN202010770172 A CN 202010770172A CN 111994648 A CN111994648 A CN 111994648A
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- CN
- China
- Prior art keywords
- feeding
- conveying belt
- screening equipment
- screening
- scale screening
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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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
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/42—Devices for emptying otherwise than from the top using belt or chain conveyors
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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
-
- 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
- B65G69/12—Sieving bulk materials during loading or unloading
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides a feeding device of large-scale screening equipment, which comprises a feeding bin, wherein the bottom of the feeding bin is provided with at least two discharge ports, the discharge ports are connected with a discharge chute, a material conveying belt is arranged below the discharge chute, the tail end of the material conveying belt is provided with a feeding hopper, and the feeding hopper is connected with a feeding port of the screening equipment. The invention solves the problems that the feeding of large-scale vibration screening equipment can not be uniformly distributed on the screen surface, the feeding is concentrated in the middle, and the screening area is seriously wasted.
Description
Technical Field
The invention relates to the technical field of screening equipment, in particular to a feeding device of large-scale screening equipment.
Background
At present, the demand of iron ore in China is huge, the design scale of ore dressing plants is increased day by day, the number of ultra-large ore dressing plants which are more than 2000 million tons/a (ton/year) is increased year by year, and the increase of the ultra-large ore dressing plants promotes the upsizing of ore dressing equipment. The screening equipment is one of the main equipment of the ore dressing plant, the width of the screen surface of the micro-powder screen used in the production of most ore dressing plants is 3m, and the largest micro-powder screen in the production in recent years reaches 4.3m, the width of the micro-powder screen is 12 m long. The ultra-large size of the micro-powder sieve brings a new subject to the design of related corollary equipment.
A single feeding conveying belt with the width of 1.4m is generally adopted for feeding in the traditional design, and the width of the sieve surface of the traditional micro powder sieve is at most 3m, so that the waste phenomenon of the sieving area and the height difference of the micro powder sieve by adopting the feeding conveying belt with the width of 1.4m is not obvious. However, if the sieve surface with a width of 4.3m is also provided with a traditional feeding configuration, the materials cannot be uniformly distributed on the sieve surface, which causes serious waste of the sieving area or artificial increase of height difference and increase of production cost.
Disclosure of Invention
In view of the above problems, the invention aims to provide a feeding device for large-scale screening equipment, and by adopting the feeding device for large-scale screening equipment, the problems that feeding of large-scale vibration screening equipment cannot be uniformly distributed on a screen surface, feeding is concentrated in the middle too, and screening area is seriously wasted are solved.
The invention provides a feeding device of large-scale screening equipment, which comprises a feeding bin, wherein the bottom of the feeding bin is provided with at least two discharge ports, the discharge ports are connected with a discharge chute, a material conveying belt is arranged below the discharge chute, the tail end of the material conveying belt is provided with a feeding hopper, and the feeding hopper is connected with a feeding port of the screening equipment.
Preferably, the discharge ports are arranged side by side.
Preferably, the material conveying belt is horizontally arranged.
Preferably, a material conveying belt is arranged below each discharging chute, and the material conveying belts are arranged horizontally and in parallel.
Preferably, a feeding hopper is arranged at the tail end of each material conveying belt, and each feeding hopper is connected with a feeding port of the screening equipment.
Preferably, two sides of the material conveying belt are respectively provided with a baffle.
Preferably, the connection between the feeding hopper and the feeding port of the screening device is sealed.
Preferably, a flat valve is arranged in the discharge chute.
Preferably, the feeding bin is a micro-powder sieve buffering ore bin.
Preferably, the screening device is a micropowder screen.
According to the technical scheme, the feeding device of the large-scale screening equipment provided by the invention simultaneously discharges materials by utilizing the plurality of discharge ports arranged side by side, and the materials output by each discharge port are conveyed into the feeding hopper of the screening equipment through the conveying belt. The feeding port of the screening equipment is increased, the feeding range of the screening equipment is enlarged, and the materials are uniformly distributed on the screen surface. Effectively utilizes the screening area, can fully exert the screening efficiency, is beneficial to the high-efficiency operation of equipment, reduces the investment and has popularization significance. The invention is suitable for the arrangement of large screening equipment workshops of large mineral processing factories and can also be used for feeding of screening equipment of other materials.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is a schematic structural diagram of a feeding device of a large-scale screening equipment according to embodiment 1 of the invention;
FIG. 2 is a left side view of a feeding device of a large-scale screening equipment according to embodiment 1 of the invention;
FIG. 3 is a left side view of a feeding device of a large-scale screening apparatus according to embodiment 2 of the present invention;
wherein the reference numerals include: 1-feeding bin, 2-discharging chute, 3-material conveying belt, 4-feeding hopper, 5-micropowder sieve, 6-discharging port, 7-flat valve and 8-baffle.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
Fig. 1 is a schematic structural diagram of a feeding device of a large-scale screening device according to embodiment 1 of the present invention, and fig. 2 is a left side view of the feeding device of the large-scale screening device according to embodiment 1 of the present invention.
As shown in fig. 1 and 2, the present embodiment provides a feeding device for a large-scale screening device, which is suitable for feeding a large-scale screening device of a large-scale mineral processing plant and can also be used for feeding other devices. At the bottom of feeding bin 1 and being provided with two at least discharge gates 6 side by side, the quantity of discharge gate 6 can be decided according to the size of screening equipment, if screening equipment is great, can set up a plurality of discharge gates 6 for feeding bin 1 and give the screening equipment feed to increase the feeding scope. The discharge port 6 is connected with a discharge chute 2, a material conveying belt 3 can be arranged below the discharge chute 2, a feeding hopper 4 is arranged below the tail end of the material conveying belt 3, the lower end of the feeding hopper 4 is connected with a feeding port of screening equipment, the material conveying belt 3 is used for conveying materials discharged from the discharge chute 2 to enter the feeding hopper 4, and therefore the materials enter the screening equipment in a large range and are scattered, the dropping process is further scattered, and the materials are uniformly distributed on a screen surface.
The screening equipment can be a micro-powder screen 5, and the feeding bin 1 is a micro-powder screen buffering ore bin. To the 5 siftings of 4.3m wide miropowder sieve, can set up two discharge gates 6 side by side in miropowder sieve buffering ore storehouse bottom, a row material chute 2 is all connected to every discharge gate 6, set up a wide material conveyer belt 3 about 3.5m in two below levels of arranging material chute 2, the width of material conveyer belt 3 can accept two row material chute 2 exhaust materials, set up one into hopper 4 below the 3 end of material conveyer belt, the width of going into hopper 4 can hold the pay-off of material conveyer belt 3, the lower port of going into hopper 4 and the pan feeding mouth sealing connection of miropowder sieve 5, all be provided with baffle 8 in 3 both sides of material conveyer belt, in order to prevent that the ore from spilling outside at screening equipment and causing the waste.
A flat valve 7 can be arranged in the discharging chute 2 for blocking feeding during maintenance.
The material conveying belt 3 can be driven by parallel arranged carrier rollers to operate.
Example 2
Figure 3 is a left side view of a large screening device feeding device according to embodiment 2 of the present invention.
As shown in fig. 3, this embodiment provides a large-scale screening device feeding device, on the basis of embodiment 1, a horizontal material conveying belt 3 is respectively disposed below two material discharging chutes 2, the material conveying belts 3 are arranged in parallel side by side, the width of the material conveying belt 3 can receive a material discharged from one material discharging chute 2, a material feeding hopper 4 is disposed below the end of each material conveying belt 3, the width of the material feeding hopper 4 can accommodate one material conveying belt 3 for feeding, the lower end of each material feeding hopper 4 is in one-to-one sealing connection with the material inlet of a micro-powder sieve 5, and baffles 8 are disposed on both sides of each material conveying belt 3 to prevent ore from scattering outside the screening device and causing waste.
The tail end of the conveying belt is a discharging end of the conveying belt, and the front end of the conveying belt is a feeding end of the conveying belt.
The feeding device of a large screening device proposed according to the present invention is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the feeding device of the large-scale screening apparatus of the present invention described above without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (10)
1. A feeding device of large-scale screening equipment comprises a feeding bin and is characterized in that,
the bottom of the feeding bin is provided with at least two discharge ports, the discharge ports are connected with a discharge chute, a material conveying belt is arranged below the discharge chute, and the tail end of the material conveying belt is provided with a feeding hopper which is connected with a feeding port of the screening equipment.
2. A large scale screening device feeder as claimed in claim 1, wherein said outlets are arranged side by side.
3. A large scale screening device feeder as claimed in claim 1, wherein said material conveyor is horizontally disposed.
4. A large screening device feeder as claimed in claim 1, characterised in that a material conveyor belt is provided below each discharge chute, said material conveyor belts being arranged horizontally and in parallel.
5. A large-scale screening equipment feeding device according to claim 4, characterized in that a hopper is arranged at the end of each material conveying belt, and each hopper is connected with the inlet of the screening equipment.
6. A large scale screening device feeding apparatus according to any one of claims 1 to 5, wherein baffles are provided on either side of said material conveyor.
7. A large screening device feeding device according to any one of claims 1 to 5, wherein the junction of said inlet hopper and the inlet of said screening device is sealed.
8. A large scale screening device feeder as claimed in claim 1, wherein a plate valve is provided within said discharge chute.
9. A large scale screening plant feeding apparatus as claimed in claim 1, wherein said feed bin is a micrometric screen surge bin.
10. A large scale screening device feeder as claimed in claim 1, characterised in that the screening device is a micro-powder screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010770172.2A CN111994648A (en) | 2020-08-04 | 2020-08-04 | Large-scale screening equipment feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010770172.2A CN111994648A (en) | 2020-08-04 | 2020-08-04 | Large-scale screening equipment feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111994648A true CN111994648A (en) | 2020-11-27 |
Family
ID=73462710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010770172.2A Pending CN111994648A (en) | 2020-08-04 | 2020-08-04 | Large-scale screening equipment feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111994648A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114162546A (en) * | 2021-10-22 | 2022-03-11 | 飞马智科信息技术股份有限公司 | Automatic control structure for bulk material conveying |
-
2020
- 2020-08-04 CN CN202010770172.2A patent/CN111994648A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114162546A (en) * | 2021-10-22 | 2022-03-11 | 飞马智科信息技术股份有限公司 | Automatic control structure for bulk material conveying |
| CN114162546B (en) * | 2021-10-22 | 2023-11-14 | 飞马智科信息技术股份有限公司 | Automatic control structure for bulk material conveying |
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