CN215390801U - Funnel with pre-screening function - Google Patents
Funnel with pre-screening function Download PDFInfo
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- CN215390801U CN215390801U CN202120782222.9U CN202120782222U CN215390801U CN 215390801 U CN215390801 U CN 215390801U CN 202120782222 U CN202120782222 U CN 202120782222U CN 215390801 U CN215390801 U CN 215390801U
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- hopper
- screen
- funnel
- screening
- feeding
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Abstract
The utility model discloses a hopper with a pre-screening function, and belongs to the technical field of ore screening hoppers. The feeding hopper comprises a feeding hopper, wherein a hopper shield is arranged at the upper end of the feeding hopper, the lower end of the feeding hopper is connected with a hopper guide chute, the bottom of the hopper guide chute is provided with a screen body and a screen hopper, and the bottom of the screen hopper is connected with a screen guide chute; the feeding funnel inboard be equipped with the fixed beam, install the screening board on the fixed beam, feeding funnel one side is provided with the guide plate, guide plate bottom be connected with screen frame guard shield, screen frame is connected to screen frame guard shield bottom, installs the screen cloth in the screen frame. The sieving plate with the large inclination angle has strong powder penetration, most of powdery viscous materials and qualified materials can be sieved in advance, the materials still have larger inertia to impact the screen after passing through the sieving plate, the sieving efficiency is greatly improved, the screen is prevented from being blocked, the subsequent continuous ore supply is ensured, and the labor intensity of posts is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of ore screening funnels, in particular to a funnel with a pre-screening function.
Background
The funnel is comparatively frequent that the ore dressing plant used, plays the effect of accepting, transporting the material, and the garrulous circle shakes the feed funnel of sieve top in the ore dressing plant and accepts that transports the material usefulness, and the material enters into the breaker breakage on the sieve, and the material enters into the hopper under the sieve in the ore dressing plant. However, because iron ore is abundant in fine ore and contains a large amount of kaolin minerals, the screen of the circular vibrating screen is easy to block, the screening efficiency is extremely low, and the circular vibrating screen cannot normally produce in continuous rainy days. The post workers need to frequently clean the screen surface for a long time, the labor intensity is high, the downtime is long, the ball mill is frequently stopped for ore due to the fact that ore sources are not supplied, and the production is severely restricted.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The utility model aims to overcome the defects of the prior art and provides a hopper with a pre-screening function, the hopper is simple in structure, low in investment cost and strong in powder penetration, a screening plate with a large inclination angle can pre-screen most powdery viscous materials and qualified materials, and the material still has a larger inertia impact screen after passing through the screening plate due to the large inclination angle of the screening plate above the screen, so that the screening efficiency of a screen is greatly improved, the screen is prevented from being blocked, the processing capacity of the screen is improved, the subsequent continuous ore supply is ensured, and the labor intensity of a post is greatly reduced.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the utility model is as follows:
the utility model discloses a hopper with a pre-screening function, which comprises a feeding hopper, wherein a hopper shield is arranged at the upper end of the feeding hopper, the lower end of the feeding hopper is connected with a hopper guide chute, the bottom of the hopper guide chute is provided with a screen body and a screen hopper, the bottom end of the hopper guide chute penetrates through the screen body and enters the screen hopper, and the bottom of the screen hopper is connected with a screen guide chute;
the inboard fixed beam that is equipped with of feed funnel, install the screening board on the fixed beam, the circular arc opening has been seted up to feed funnel one side, circular arc open-ended port department is provided with the guide plate, guide plate bottom be connected with the screen frame guard shield, the screen frame is connected to screen frame guard shield bottom, installs the screen cloth in the screen frame.
Furthermore, the hopper guard shield is arranged right above the feeding hopper, the hopper guard shield is connected with the feeding hopper through bolts, and one side of the hopper guard shield is provided with a square observation hole.
Furthermore, a cleaning window is formed in one side of the under-sieve guide chute.
Furthermore, the two fixed beams are parallel to each other and are obliquely arranged at the middle lower part of the inner side of the feeding funnel, the inclination angle is 35-55 degrees, two ends of each fixed beam are connected with the feeding funnel through welding, a plurality of holes are formed in each fixed beam, and each fixed beam is connected with the screening plate through bolts.
Furthermore, one side of the screen body shield is provided with an access window.
Further, the input of feed funnel be provided with the belt pulley, the surface cover of belt pulley is equipped with the belt, feed funnel is trilateral opening funnel, upper portion is opened, the lower part throat is equipped with the circular arc opening facing the slope panel of belt pulley one side.
Furthermore, the funnel guide chute is connected with the feeding funnel through a bolt, and the lower end of the funnel guide chute is communicated with the undersize funnel.
Furthermore, the screening plate is in a long-strip sawtooth shape, a certain distance is arranged between every two strips, and the upper end and the lower end of the screening plate are fixed on the fixed beam through bolts.
Furthermore, the material guiding plate is obliquely arranged between the side opening end of the feeding funnel and the screen body shield, and the material guiding plate guides the material on the screening plate to enter the screen.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:
the utility model has simple structure, low investment cost and strong powder penetration, most powdery viscous materials and qualified materials can be sieved in advance by the sieving plate with a large inclination angle, and the materials still have larger inertia impact on the sieve after passing through the sieving plate because the inclination angle of the sieving plate is large and above the sieve, thereby greatly improving the sieving efficiency of the sieve, avoiding the blockage of the sieve, simultaneously improving the processing capacity of the sieve, ensuring the subsequent continuous ore supply and simultaneously greatly lightening the labor intensity of posts.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partial top view of the present invention.
In the figure: 1. a feed hopper; 2. a hopper gathering sill; 3. a screen body; 4. a screen hopper; 5. a material guide groove under the screen; 6. cleaning the window; 7. a funnel shield; 8. a belt; 9. a belt pulley; 10. an observation hole; 11. a fuse plate; 12. a screen body shield; 13. an inspection window; 14. a fixed beam; 15. a screening plate; 16. screening a screen; 17. and (4) arc opening.
Detailed Description
The utility model is further described with reference to the following figures and examples:
example 1
As can be seen from fig. 1-2, the funnel with pre-screening function of this embodiment includes a feeding funnel 1, a funnel shield 7 is disposed on the upper end of the feeding funnel 1, a funnel guide chute 2 is connected to the lower end of the feeding funnel 1, a screen body 3 and an undersize funnel 4 are disposed at the bottom of the funnel guide chute 2, the bottom end of the funnel guide chute 2 penetrates through the screen body 3 and enters the undersize funnel 4, and an undersize guide chute 5 is connected to the bottom of the undersize funnel 4.
The inboard of feed funnel 1 is equipped with fixed beam 14, installs screening board 15 on the fixed beam 14, and circular arc opening 17 has been seted up to 1 one side of feed funnel, and the port department of circular arc opening 17 is provided with draws material board 11, draws material board 11 bottom and is connected with screen frame guard 12, and screen frame 3 is connected to screen frame guard 12 bottom, installs screen cloth 16 in the screen frame 3.
Funnel guard 7 sets up directly over feed funnel 1, and funnel guard 7 passes through the bolt with feed funnel 1 and links to each other, and square observation hole 10 has been seted up to one side of funnel guard 7, and observation hole 10 is the running state that is used for observation device.
A cleaning window 6 is arranged on one side of the undersize material guide groove 5 and can be used for cleaning silted materials.
The fixed beams 14 are arranged in parallel and are obliquely arranged at the middle lower part of the inner side of the feeding funnel 1, the inclination angle is 35-55 degrees, two ends of the fixed beams 14 are connected with the feeding funnel 1 through welding, a plurality of holes are formed in the fixed beams 14, and the fixed beams 14 are connected with the screening plate 15 through bolts.
An access window 13 is formed in one side of the screen body shield 12, and the access window 13 can be used in subsequent equipment maintenance.
The input of feed funnel 1 is provided with belt pulley 9, and belt pulley 9's surface cover is equipped with belt 8, and feed funnel 1 is trilateral opening funnel, and upper portion is opened, and the lower part throat is equipped with circular arc opening 17 facing the slope panel of belt pulley 9 one side.
The funnel material guide groove 2 is connected with the feeding funnel 1 through a bolt, and the lower end of the funnel material guide groove 2 is communicated with the undersize funnel 4.
The screening plate 15 is a long saw-toothed strip, a certain distance is arranged between the strips, and the upper end and the lower end of the screening plate 15 are fixed on the fixed beam 14 through bolts.
The guide plate 11 is obliquely arranged between the side opening end of the feeding funnel 1 and the screen body shield 12, and the guide plate 11 guides the materials above the screening plate 15 to enter the screen 16.
In the concrete implementation process, belt pulley 9 drives belt 8 and rotates, the material firstly falls into the screening board 15 at large inclination through belt 8, the material that sees through screening board 15 directly enters into minus sieve funnel 4 along funnel baffle box 2, the material that does not pass through screening board 15 falls into on screen cloth 16 along circular arc opening 17 of feed funnel 1 side and guide plate 11, the minus sieve material of screen cloth 16 enters into minus sieve funnel 4, the oversize material of screen cloth 16 enters into the breaker breakage, all materials that enter into minus sieve funnel 4 concentrate and enter into minus sieve baffle box 5, at last the next procedure of going on, prevent to block up.
The utility model has simple structure, low investment cost and strong powder penetration, most powdery viscous materials and qualified materials can be sieved in advance by the sieving plate 15 with a large inclination angle, and because the inclination angle of the sieving plate 15 is large and is above the screen 16, the materials still have larger inertia to impact the screen 16 after passing through the sieving plate 15, the sieving efficiency of the sieve is greatly improved, the screen blockage is avoided, the processing capacity of the sieve is also improved, the subsequent continuous ore supply is ensured, and the labor intensity of a post is also greatly reduced.
According to the utility model, the screen 16 with a larger inclination angle is arranged on the upper part of the funnel for pre-sorting, so that most of qualified particle sizes can be pre-separated, kaolin and fine ore enter the funnel first, the problem of frequent blockage of the round vibrating screen is effectively solved, the screening efficiency and the processing capacity are improved, the labor intensity of a post is greatly reduced, and the strong guarantee is provided for subsequent ore supply.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.
Claims (9)
1. A hopper with a pre-screening function comprises a feeding hopper (1), and is characterized in that: the feeding device is characterized in that a hopper shield (7) is arranged at the upper end of the feeding hopper (1), the lower end of the feeding hopper (1) is connected with a hopper guide chute (2), a screen body (3) and a screen lower hopper (4) are arranged at the bottom of the hopper guide chute (2), the bottom end of the hopper guide chute (2) penetrates through the screen body (3) and enters the screen lower hopper (4), and the bottom of the screen lower hopper (4) is connected with a screen lower guide chute (5);
feed funnel (1) inboard be equipped with fixed beam (14), install screening board (15) on fixed beam (14), circular arc opening (17) have been seted up to feed funnel (1) one side, the port department of circular arc opening (17) is provided with guide plate (11), guide plate (11) bottom be connected with screen frame guard shield (12), screen frame (3) are connected to screen frame guard shield (12) bottom, install screen cloth (16) in screen frame (3).
2. A hopper with pre-screening function as claimed in claim 1, wherein: funnel guard shield (7) set up directly over feed funnel (1), funnel guard shield (7) link to each other through the bolt with feed funnel (1), square observation hole (10) have been seted up to one side of funnel guard shield (7).
3. A hopper with pre-screening function as claimed in claim 1, wherein: and a cleaning window (6) is arranged on one side of the undersize material guide groove (5).
4. A hopper with pre-screening function as claimed in claim 1, wherein: the two fixing beams (14) are parallel to each other and are obliquely arranged at the middle lower part of the inner side of the feeding funnel (1), the inclination angle is 35-55 degrees, two ends of each fixing beam (14) are connected with the feeding funnel (1) through welding, a plurality of holes are formed in each fixing beam (14), and each fixing beam (14) is connected with the screening plate (15) through bolts.
5. A hopper with pre-screening function as claimed in claim 1, wherein: and one side of the screen body shield (12) is provided with an inspection window (13).
6. A hopper with pre-screening function as claimed in claim 1, wherein: the input of feed funnel (1) be provided with belt pulley (9), the surface cover of belt pulley (9) is equipped with belt (8), feed funnel (1) is trilateral open-ended funnel, upper portion is opened, the lower part throat is equipped with circular arc opening (17) facing the slope panel of belt pulley (9) one side.
7. A hopper with pre-screening function as claimed in claim 1, wherein: the hopper material guide groove (2) is connected with the feeding hopper (1) through bolts, and the lower end of the hopper material guide groove (2) is communicated with the screen hopper (4).
8. A hopper with pre-screening function as claimed in claim 1, wherein: the screening plate (15) is in a long-strip sawtooth shape, a space is arranged between every two strips, and the upper end and the lower end of the screening plate (15) are fixed on the fixed beam (14) through bolts.
9. A hopper with pre-screening function as claimed in claim 1, wherein: the guide plate (11) is obliquely arranged between the side opening end of the feeding hopper (1) and the screen body shield (12), and the guide plate (11) guides the materials on the screening plate (15) to enter the screen (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120782222.9U CN215390801U (en) | 2021-04-16 | 2021-04-16 | Funnel with pre-screening function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120782222.9U CN215390801U (en) | 2021-04-16 | 2021-04-16 | Funnel with pre-screening function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215390801U true CN215390801U (en) | 2022-01-04 |
Family
ID=79671690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120782222.9U Active CN215390801U (en) | 2021-04-16 | 2021-04-16 | Funnel with pre-screening function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215390801U (en) |
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2021
- 2021-04-16 CN CN202120782222.9U patent/CN215390801U/en active Active
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