CN205887124U - Vertical roller grinds unloading elephant trunk - Google Patents
Vertical roller grinds unloading elephant trunk Download PDFInfo
- Publication number
- CN205887124U CN205887124U CN201620662346.2U CN201620662346U CN205887124U CN 205887124 U CN205887124 U CN 205887124U CN 201620662346 U CN201620662346 U CN 201620662346U CN 205887124 U CN205887124 U CN 205887124U
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- interior
- elephant trunk
- unloading
- mill
- cone
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Abstract
The utility model relates to a vertical roller grinds unloading elephant trunk, including outer elephant trunk and interior elephant trunk, outer elephant trunk includes the outer unloading cone and the straight section of thick bamboo of the outer unloading of connecting outer unloading cone on upper portion, the uncovered design of both ends for communicateing of interior elephant trunk, including interior unloading cone, the straight section of thick bamboo of the interior unloading of the lower part of interior unloading cone, interior elephant trunk is located the straight section of thick bamboo of outer unloading, and interior unloading cone is located outer unloading cone side, interior elephant trunk is connected through the radial gusset in center with the straight section of thick bamboo of unloading. Adopt above -mentioned technical scheme, reduce the difficult material that grinds of mill grinding to and the vibration of height ratio table material, improve mill stability, protection design, performance equipment optimality ability. Under the effect of perfectly straight pipe, drop on mill central zone including the material of unloading pipe gliding, through the effect of the centrifugal force of mill, can with the even distribution of new feeding material on the mill, guarantee evenly the bite material of feeding of every grinding roller homoenergetic, improved the stability of mill.
Description
Technical field
This utility model belongs to vertical roller grinder equipment technical field, and more particularly to one kind is applied to building materials, electric power, ore deposit
Mountain, metallurgical, chemical industry, the vertical roller grinder emission of baiting chute on powder concentrator in vertical roller grinder equipment in the industry such as metallic ore.
Background technology
Vertical roller grinder applies bed-grinding principle, and collection is broken, dryings, grinding, classification are transported in integrally, mill efficiency
Height, energy consumption is low, thus is widely used.
The conventional perfectly straight pipe of powder concentrator only has one layer of outside, refers to Fig. 3 and Fig. 4, when material glides along tremie pipe,
The material with certain initial velocity can impact outside after perfectly straight pipe, falls on mill, and in the presence of mill rotates, centrifugal force will
Material gets rid of to mill edge, hence into grinding roller, carries out grinding, existing emission of baiting chute, after material can impact outer perfectly straight pipe
Be largely focused on a side, in the presence of the centrifugal force of mill, enter grinding roller.Thus it is seen that bulk materials first time ground
The position that roller nips is constant, result in only one of which grinding roller and nips new mill feed material, has influence on grinding machine stability and grind
Mill efficiency.The raw material grindability of raw material roller mill grinding is preferable, lower hardness, and finished product requires relatively slightly, thus, grinding machine affects on the bed of material
Inconspicuous, raw material mill is insensitive to vibrating.With the development of grinding technology, more and more abundanter, the ratio table of grinding of grinding material
Area distributions are more and more wider.When needing grinding difficult-to-grind materials or height than table material, the stability requirement to grinding machine is higher.Mill
When machine is unstable, reduction mill output can only be taken, increase the modes such as water spray to solve stability problem.No matter reduce desk-top with
Increase water spray, be all unfavorable for improving energy utilization rate, be unfavorable for playing the optimum performance of grinding machine.
Content of the invention
This utility model provides a kind of relatively simple for structure, Yi Jia for solving technical problem present in known technology
Work, cost is relatively low, and working service is convenient, improves the vertical roller grinder emission of baiting chute of grinding machine Stability and dependability.
This utility model is adopted the technical scheme that by solving technical problem present in known technology:
A kind of vertical roller grinder emission of baiting chute it is characterised in that: include outer elephant trunk and interior elephant trunk, described outer elephant trunk includes top
Outer blanking cone and connect outer blanking cone outer blanking straight tube；The two ends of described interior elephant trunk are the open design of connection；Bag
Include interior blanking cone, the interior blanking straight tube of the bottom of interior blanking cone；Described interior elephant trunk is located in outer blanking straight tube, interior blanking cone
Body is located at outer blanking cone side；Interior elephant trunk passes through the radial link of boards in center with blanking straight tube.
This utility model can also adopt following technical measures:
The 50%～60% of a diameter of outer elephant trunk diameter of described interior elephant trunk.
The inside of described interior elephant trunk is provided with wearing layer.
This utility model has the advantages and positive effects that: because this utility model adopts technique scheme, reduces
Grinding machine grinding difficult-to-grind materials, and height is than the vibration of table material, raising grinding machine stability, design protection, performance equipment optimality
Energy.The material gliding along tremie pipe, in the presence of interior perfectly straight pipe, falls in mill central area, through the centrifugal force of grinding machine
Effect, new feeding material can be evenly distributed on mill it is ensured that each grinding roller all can uniformly nip the material of feeding, improve
The stability of grinding machine.Without interior elephant trunk, material can impact and be largely focused on a side, in mill after outer perfectly straight pipe
Centrifugal force in the presence of, enter grinding roller.Thus it is seen that the position that bulk materials first time is nipped by grinding roller is constant, lead
Cause only one of which grinding roller to nip new mill feed material, have influence on grinding machine stability and grinding efficiency.
In addition, this utility model also has a structure simple, easy processing, cost is relatively low, the advantages of working service facilitates.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is utility model works schematic diagram；
Fig. 3 is prior art tremie pipe structural representation；
Fig. 4 is prior art fundamental diagram.
In figure: 1, outer elephant trunk；101st, outer blanking cone；102nd, outer blanking straight tube；2nd, interior elephant trunk；201st, interior blanking cone；
202nd, interior blanking straight tube；3rd, gusset；4th, mill；5th, grinding roller.
Specific embodiment
For content of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following examples, and coordinate
Accompanying drawing describes in detail as follows:
Refer to Fig. 1 to Fig. 2, a kind of vertical roller grinder emission of baiting chute, including outer elephant trunk 1 and interior elephant trunk 2, described outer elephant trunk bag
Include the outer blanking cone 101 on top and the outer blanking straight tube 102 connecting outer blanking cone；The two ends of described interior elephant trunk are connection
Open design；Including in blanking cone 201, the interior blanking straight tube 202 of the bottom of interior blanking cone；Described interior elephant trunk is under outer
In material straight tube, interior blanking cone is located at outer blanking cone side；Interior elephant trunk and blanking straight tube pass through the radial gusset in center 3 even
Connect.
This utility model can also adopt following technical measures:
The 50%～60% of a diameter of outer elephant trunk diameter of described interior elephant trunk.
The inside of described interior elephant trunk is provided with wearing layer.
On the basis of conventional tremie pipe, with the addition of a built-in elephant trunk, this built-in elephant trunk is used for carrying out large scale material
Collect to mill center, then under the influence of centrifugal force, large scale material is uniformly delivered to grinding roller, is ground.
Operation principle of the present utility model
In the material that grinding difficult-to-grind materials and Gao Bibiao require, the bed of material is relatively thin, and in the bed of material on mill, powder amount content is relatively
Height, grinding machine is more sensitive to vibrating, and grinding machine stability is poor.After large scale material enters grinding machine, need uniform feeding grinding machine, this
Sample could not destroy the stable bed of material of formation, keeps continuous running.And large scale material, due to cause for quality, has larger
Inertia, and powder material inertia is less.And the setting of interior elephant trunk, can by large scale material impact interior elephant trunk uncovered after, will
Bulk materials are collected in mill central area substantially.Coarse powder after thin material and powder concentrator screening can be slided along outer elephant trunk wall
Under, enter grinding roller under the influence of centrifugal force, such material is less to the stability influence of the grinding machine bed of material.If only one of which is ground
Roller nips large scale material, has many bulk materials can affect and the mill bed of material, makes the bed of material unstable, and impact grinding machine is stable.In addition
The degree of wear also resulting in single grinding roller becomes big and Mechanical Reliability step-down.
It is provided with interior elephant trunk in outer elephant trunk, in grinding process, material falls on mill 4 along tremie pipe such Vertical Mill,
Under the influence of centrifugal force from mill center to mill border movement, material is gradually nipped beginning material by grinding roller 5 and grinds.Along
The material that tremie pipe falls can glide along lower cone side wall, and during gliding, material can have the material that certain granules level is joined
There is certain gliding speed.Large scale material, due to cause for quality, has larger inertia, and powder material inertia is less.And
The setting of interior elephant trunk, can by large scale material impact interior elephant trunk uncovered after, bulk materials are collected in substantially mill center
Region.The material of this central area under the influence of centrifugal force, uniformly enters mill grinding roller, is ground.Make each grinding roller
Large scale material can uniformly be nipped such that it is able to alleviate grinding machine vibration, grinding machine stability is provided.
The above is only to preferred embodiment of the present utility model, not this utility model is made any formal
Restriction, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modify, belong in the range of technical solutions of the utility model.
Claims (3)
1. a kind of vertical roller grinder emission of baiting chute it is characterised in that: include outer elephant trunk and interior elephant trunk, described outer elephant trunk includes top
Outer blanking cone and the outer blanking straight tube connecting outer blanking cone；The two ends of described interior elephant trunk are the open design of connection；Including
Interior blanking cone, the interior blanking straight tube of the bottom of interior blanking cone；Described interior elephant trunk is located in outer blanking straight tube, interior blanking cone
Positioned at outer blanking cone side；Interior elephant trunk passes through the radial link of boards in center with blanking straight tube.
2. vertical roller grinder emission of baiting chute according to claim 1 it is characterised in that: a diameter of outer elephant trunk of described interior elephant trunk
The 50%～60% of diameter.
3. vertical roller grinder emission of baiting chute according to claim 1 it is characterised in that: the inside of described interior elephant trunk is provided with wear-resisting
Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620662346.2U CN205887124U (en) | 2016-06-24 | 2016-06-24 | Vertical roller grinds unloading elephant trunk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620662346.2U CN205887124U (en) | 2016-06-24 | 2016-06-24 | Vertical roller grinds unloading elephant trunk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205887124U true CN205887124U (en) | 2017-01-18 |
Family
ID=57770320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620662346.2U Active CN205887124U (en) | 2016-06-24 | 2016-06-24 | Vertical roller grinds unloading elephant trunk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205887124U (en) |
-
2016
- 2016-06-24 CN CN201620662346.2U patent/CN205887124U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190402 Address after: Tianjin District of Beichen city in the 300400 major North Road No. 1 Co-patentee after: Tianjin Cement Industry Design & Research Institute Co., Ltd. Patentee after: Sinoma (Tianjin) powder technology equipment Co., Ltd. Address before: Tianjin District of Beichen city in the 300400 major North Road No. 1 Co-patentee before: Sinoma Technology & Equipment Group Co., Ltd. Patentee before: Sinoma (Tianjin) powder technology equipment Co., Ltd. |