CN209829703U - Building aggregate desliming device - Google Patents
Building aggregate desliming device Download PDFInfo
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- CN209829703U CN209829703U CN201920572935.5U CN201920572935U CN209829703U CN 209829703 U CN209829703 U CN 209829703U CN 201920572935 U CN201920572935 U CN 201920572935U CN 209829703 U CN209829703 U CN 209829703U
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- desliming
- aggregate
- chamber
- damping plate
- building
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Abstract
The utility model relates to a building aggregate desliming device, a desliming chamber generates vibration with certain intensity and direction under the action of a vibration exciter and an elastic body; a plurality of groups of water spraying pipes and damping plates are arranged along the axial direction of the desliming chamber, and the water spraying pipes at the inlet of the feed hopper pre-wet the aggregate and suppress dust; the pre-wetted aggregate enters a desliming chamber under the action of gravity; under the vibration action of the desliming chamber, the aggregates move to the discharge end while vibrating, and collision and friction are generated among aggregate particles in the vibrating process of the desliming chamber, so that fine particles and mud components adhered to the aggregate particles fall off, are carried by washing water, penetrate through the sieve plate and enter the undersize mud water collecting hopper; the material flow continuously changes the motion track under the obstruction of the upper damping plate and the lower damping plate, and the collision, friction and spraying cleaning and desliming effects among aggregate particles are enhanced. The utility model has the characteristics of desliming is efficient, the handling capacity is big, and equipment structure is simple, easy and simple to handle, the energy consumption is low etc, accords with environmental protection and sustainable development's theory.
Description
Technical Field
The utility model relates to a building aggregate production and processing and application field specifically are a building aggregate desliming device.
Background
The building aggregate is a building material with certain gradation and grain shape obtained by crushing and processing large rocks, and is a main raw material of concrete. China is a country with large production and consumption of building aggregates, 200 hundred million tons of building aggregates are consumed in China only in 2017, the consumption accounts for 40 percent of the total consumption of world sandstone aggregates, and the mud content of the aggregates is an important quality index. When the content of fine powder in the aggregate is increased, the strength and durability of concrete and buildings are seriously influenced, and the safety and the service life of the buildings are influenced; the increase of the mud content can lead to the increase of methylene blue value (an important index of building aggregate) and the reduction of the quality grade and price of aggregate products.
The crushing is a key link in the building aggregate processing process. A large amount of stone powder is generated in the process of crushing stone, and the stone powder, clay powder and other fine impurities in the aggregate form a fine mud part in the building aggregate; the clay minerals with high weathering degree of the surface layer and the fracture zone of the ore body are mixed into the aggregate in the blasting process, and a large amount of mud impurities are formed in the subsequent crushing process and are adhered to the surfaces of aggregate particles; the fine powder and the argillaceous particles have poor particle shape, small density, large specific surface area and high water absorption, and when the content of the fine powder in the building aggregate is too high, the strength and the bearing capacity of concrete are reduced, and the operability of cement mortar is also influenced. Therefore, on the premise of meeting the production requirements and technical capabilities, the fine powder and mud impurities in the building aggregate should be removed as much as possible.
The existing aggregate desliming device mostly adopts a vibrating screen and a spiral roller. The vibrating screen can only remove discrete fine powder mixed in the aggregate, and has poor removal effect on adhesive fine powder and muddy impurities; the spiral roller desliming device has large volume and high energy consumption, and can not realize the real-time separation of the slurry and the aggregate; the building aggregate desliming device generates collision and friction among aggregate particles through vibration, forcibly changes the motion state of materials through the damping plate, promotes the rolling of the materials, aggravates the collision and friction among the aggregate particles, promotes the removal of adhesive mud, and improves the washing effect of flushing water; the spraying water is applied in sections, so that the separation and removal effects of fine powder and muddy impurities are improved. This utility model discloses the device can effectively get rid of the fine powder and the viscidity muddy matter impurity in the building aggregate, promotes the quality of building aggregate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the muddy nature impurity of adhesion and the farine characteristic of smuggleing secretly in the building aggregate, designed one kind and utilized mechanical vibration to strengthen collision, friction and water spray washing effect between the aggregate granule, the desorption mix with the fine mud impurity of adhesion in the aggregate, obtain the desliming device of clear high-quality aggregate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a building aggregate desliming device, is including the feeder hopper, the desliming room, the clean aggregate bin outlet that communicate in proper order, be equipped with a plurality of damping plate in the desliming room from its direction of entry to export.
Further, a lower bottom plate of the desliming chamber is a sieve plate; damping plate including the interval set up in damping plate and interval set up in damping plate under a plurality of the indoor top board of desliming in a plurality of the indoor sieve of desliming.
Furthermore, the lower damping plate is vertically fixed with the sieve plate, and the upper damping plate is fixed with the upper top plate at an angle of 45 degrees.
Further, the device also comprises a vibration exciter which enables the desliming chamber to generate linear vibration; the supporting seat is arranged below the desliming chamber and comprises an upper support and a lower support which are sequentially arranged from top to bottom, and an elastic body is connected between the upper support and the lower support.
Furthermore, a water spraying pipe is arranged at the inlet of the feed hopper, and a water spraying opening of the water spraying pipe faces the building aggregate entering the inlet of the desliming chamber.
Furthermore, a plurality of water spraying pipes are arranged in the desliming chamber from the inlet to the outlet of the desliming chamber, and water spraying ports of the water spraying pipes face the inside of the desliming chamber.
Has the advantages that: 1. the bone material in the desliming chamber continuously changes the motion track under the blocking of the upper damping plate and the lower damping plate, thereby intensifying the turning of the material layer and strengthening the collision, friction and washing action among particles;
2. the water spraying pipe arranged at the feed hopper of the desliming device has the functions of pre-wetting the building aggregate and suppressing dust;
3. all the water spraying pipes which are axially arranged at the upper side of the vibration desliming chamber mainly clean the aggregate in motion repeatedly;
4. the desliming chamber vibrates under the action of a vibration exciter and an elastic body, aggregates move to a discharge end while vibrating in the vibrating desliming chamber, and collision and friction effects are generated among particles of the aggregates, so that fine particles and argillaceous components adhered to the aggregate particles fall off and are carried by washing water to penetrate through the sieve plate;
5. the utility model discloses the device has desliming efficient, the handling capacity is big, and equipment structure is simple, characteristics such as easy and simple to handle, energy consumption low accord with environmental protection and sustainable development's theory.
Drawings
Fig. 1 is a C-D section of the structure diagram of the present invention.
Fig. 2 is a section a-B of the structure diagram of the present invention.
Fig. 3 is a top view of the structure diagram of the present invention.
Referring to the attached drawings, the building aggregate desliming device comprises a feed hopper (1), a water spray pipe (2), an upper damping plate (3), a lower damping plate (4), a water inlet pipe (5), a water inlet adjusting valve (6), a desliming chamber (7), an aggregate cleaning discharge port (8), a muddy water collecting funnel (9), a muddy water discharge pipe (10), an upper support (11), a lower support (12), a permeable sieve plate (13), an elastic body (14) and a vibration exciter (15).
Detailed Description
Fig. 1, 2 and 3 are schematic structural diagrams of the present invention. The present invention will be described in detail with reference to the schematic structural drawings.
The utility model provides a building aggregate desliming device, including desliming room 7, feeder hopper 1 and clean aggregate bin outlet 8, the lower plate of desliming room 7 is for the sieve 13 that permeates water, and the sieve pore diameter is 1-4mm, and concrete aperture is chooseed for use according to the actual demand. A muddy water collecting funnel 9 is arranged below the permeable sieve plate 13, and a muddy water discharge pipe 10 is arranged at the bottom of the muddy water collecting funnel 9. The inlet of the feed hopper 1 is provided with a spray pipe 2, and a plurality of spray pipes 2 are arranged in the desliming chamber 7 at intervals from the inlet to the outlet. A plurality of upper damping plates 3 and lower damping plates 4 are arranged in the desliming chamber 7 at intervals in the direction from the inlet to the outlet of the desliming chamber, the upper damping plates 3 are fixed on an upper top plate of the desliming chamber 7 at an angle of 45 degrees, and the lower damping plates 4 are vertically fixed on a permeable sieve plate 13. The spray pipes 2 are connected with a water inlet pipe 5, and each spray pipe 2 is provided with a water inlet adjusting valve 6. A supporting seat is arranged below the desliming chamber 7 and comprises an upper support 11 and a lower support 12 which are sequentially arranged from top to bottom, and an elastic body 14 is connected between the upper support 11 and the lower support 12. The vibration exciter 15 is arranged in the middle of the desliming chamber 7, and the central axis of the vibration exciter 15 forms an included angle of 45 degrees with the sieve plate in the feeding direction to vibrate linearly.
The mud-containing aggregate is fed into the feed hopper 1 through the feeder, and spray water sprayed from the spray pipe 2 at the position is wetted and then enters the desliming chamber 7 under the action of gravity, so that the spray water can also reduce the dust pollution at the feed inlet. The desliming chamber 7 is linearly vibrated under the action of a vibration exciter 15 and an elastic body 14, aggregates move to a discharge end while vibrating in the desliming chamber 7, and collision and friction effects are generated among particles of the aggregates, so that fine particles and mud components adhered to the aggregate particles fall off and are carried by washing water to penetrate through a permeable sieve plate 13 and enter a mud water collecting funnel 9 under the sieve; the material flow is blocked by the upper damping plate 3 and the lower damping plate 4 to continuously change the motion track, so that the collision, friction and spraying, cleaning and desliming effects among aggregate particles are enhanced; the muddy water is discharged from the muddy water discharge pipe 10, and the deslimed clean aggregate is discharged through the clean aggregate discharge port 8.
The water in the water inlet pipe 5 can be either clear water or circulating water; the water spray pipes 2 are arranged in sections, so that the water quantity is convenient to manage and control; the water spraying pipe 2 arranged at the feed hopper 1 is mainly used for pre-wetting and dust suppression of building aggregates, and the water quantity can be adjusted by the adjusting valve 6 so as to improve the dust suppression and wetting effects; the water spray pipe arranged at the upper side of the vibration desliming chamber 7 is mainly used for flushing aggregate and taking away fine particles and argillaceous components; the water quantity of the spray pipe 2 can be adjusted in time through the water inlet adjusting valve 6.
The vibration system of the desliming device mainly comprises a vibration exciter 15, a desliming chamber 7, an upper support 11, a lower support 12 and an elastic body 14; the movement state of the material flow can be changed by changing the frequency and the vibration intensity of the vibration exciter 15.
The upper damping plate 3 and the lower damping plate 4 can change the movement track of aggregate, the upper layer of material flow moves to the bottom of the material flow under the guide effect of the upper damping plate 3, and the lower layer of material flow moves to the upper part of the material flow under the guide effect of the lower damping plate 4, so that the rolling of the material flow is increased, and the collision, friction and flushing effect among aggregate particles are enhanced; the fine powder and the muddy components adhered on the aggregate particles are loosened, softened and fallen off, and then pass through the sieve plate 13 along with the washing water, enter the muddy water collecting funnel 9 and are discharged from the muddy water discharge pipe 10, and the clean aggregate is discharged through the clean aggregate discharge port 8.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a building aggregate desliming device, is including the feeder hopper, the desliming room, the clean aggregate bin outlet that communicate in proper order, its characterized in that, be equipped with a plurality of damping plate in the desliming room from its direction of entry to export.
2. The building aggregate desliming apparatus of claim 1, wherein the lower floor of the desliming chamber is a screen deck; damping plate including the interval set up in damping plate and interval set up in damping plate under a plurality of the indoor top board of desliming in a plurality of the indoor sieve of desliming.
3. The building aggregate desliming device of claim 2, wherein the lower damping plate is vertically fixed with the sieve plate, and the upper damping plate is fixed with the upper top plate at an angle of 45 degrees.
4. The building aggregate desliming device according to claim 1, further comprising an exciter for generating linear vibration of the desliming chamber; the supporting seat is arranged below the desliming chamber and comprises an upper support and a lower support which are sequentially arranged from top to bottom, and an elastic body is connected between the upper support and the lower support.
5. The apparatus for desliming building aggregates according to claim 1, wherein a water spray pipe is provided at the inlet of the feed hopper.
6. The apparatus as claimed in claim 1, wherein a plurality of water spray pipes are provided in the chamber from the inlet to the outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920572935.5U CN209829703U (en) | 2019-04-25 | 2019-04-25 | Building aggregate desliming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920572935.5U CN209829703U (en) | 2019-04-25 | 2019-04-25 | Building aggregate desliming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209829703U true CN209829703U (en) | 2019-12-24 |
Family
ID=68914018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920572935.5U Expired - Fee Related CN209829703U (en) | 2019-04-25 | 2019-04-25 | Building aggregate desliming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209829703U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926381A (en) * | 2019-04-25 | 2019-06-25 | 中国矿业大学 | A kind of building aggregate desliming device |
| CN112044736A (en) * | 2020-08-12 | 2020-12-08 | 中国水利水电建设工程咨询北京有限公司 | Device for controlling content of artificial sandstone powder |
-
2019
- 2019-04-25 CN CN201920572935.5U patent/CN209829703U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926381A (en) * | 2019-04-25 | 2019-06-25 | 中国矿业大学 | A kind of building aggregate desliming device |
| CN112044736A (en) * | 2020-08-12 | 2020-12-08 | 中国水利水电建设工程咨询北京有限公司 | Device for controlling content of artificial sandstone powder |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210425 |