CN201728131U - Single-drive roller type pulverizer - Google Patents
Single-drive roller type pulverizer Download PDFInfo
- Publication number
- CN201728131U CN201728131U CN2010202425111U CN201020242511U CN201728131U CN 201728131 U CN201728131 U CN 201728131U CN 2010202425111 U CN2010202425111 U CN 2010202425111U CN 201020242511 U CN201020242511 U CN 201020242511U CN 201728131 U CN201728131 U CN 201728131U
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- CN
- China
- Prior art keywords
- grinding
- axle
- outer rings
- pulverizing
- frame
- Prior art date
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a single-drive roller type pulverizer which can produce better a crushing and pulverizing effect and can pulverize the material with lower energy consumption. The single-drive roller type pulverizer comprises a pulverizing shaft which rotates under the drive of a power system and two pulverizing outer rings which are arranged on the stander, wherein the pulverizing shaft is extended between the two pulverizing outer rings, a plurality of pulverizing chambers are respectively arranged between the peripheral surface of the pulverizing shaft and the inner surfaces of the two pulverizing outer rings which correspond to the pulverizing shaft, and the distance from the inner surfaces of the pulverizing outer rings to the axes of the pulverizing shaft is changed from large to small and from small to large along the peripheral direction of the pulverizing shaft.
Description
Technical field
The utility model relates to a kind of flour mill in order to the granular material of pressure processing, is mainly used in the material grinding of cement industry.
Technical background
In contemporary society, rapid economic development impels the production scale of materials such as cement building material to enlarge day by day.In the process of these materials, broken, grinding operation is a requisite stage, and the energy that it consumed has occupied the over half of energy consumption, and these energy have slatterned by sounding, heating, vibration and friction etc.
The utility model content
The purpose of this utility model provides and a kind ofly can produce crushing and grinding effect preferably, the simultaneously required lower single-drive roll type pulverizing mill of material grinding energy consumption.
This single-drive roll type pulverizing mill is included in dynamical system and drives the following grinding axle that rotates, is arranged on two grinding outer rings on the frame; The grinding axle extend between two grinding outer rings, has formed the grinding chamber respectively between the inner surface of the outer peripheral face of grinding axle and two grinding outer rings relative with it; Along the grinding axle circumferentially, the grinding inner surface changes from small to big to the distance of grinding axis from large to small again.
The beneficial effects of the utility model: the grinding chamber comprises a feed cavity and a discharge chamber.Along the grinding axle circumferentially, constitute feed cavity the grinding outer ring inner surface to the distance of grinding axis from large to small, the inner surface of the grinding outer ring in formation discharge chamber changes from small to big to the distance of grinding axis.During comminuting matter, the material in the feed cavity is along with the rotation of grinding axle, and material is pressed against in feed cavity between distance more and more littler the grinding axle and grinding outer ring gradually, is entered in the discharge chamber by feed cavity then.This kind architectural feature makes closely knit that material can nature in grinding process, discharges contained gas in the material, and the vibration of grinding machine and noise are controlled effectively.Material rotates under the drive of grinding axle after entering feed cavity, because the cross section of feed cavity from large to small, therefore material will be subjected to the squeezing action of the moving grinding axle in grinding outer ring, and the not rotation in a circumferential direction of grinding outer ring, so material also can be subjected to the effect of a tangential shearing force.Because the fragmentation of material has been quickened in the existence of this tangential force, so grinding machine is when work, and mill efficiency will effectively be improved.The utility model is based on " bed of material pulverizing ", a kind of new milling equipment is provided, make it can be obviously aspect the energy requirement amount of unit surpass so far the limit, the shearing force effect that is subjected to by the material in the further raising grinding process, make the easier generation cleavage in lattice interface of material, thereby produce crushing and grinding effect preferably, effectively reduce the grinding energy consumption of material.
Above-mentioned flour mill, two grinding chambeies become axial symmetry with the grinding axis.Like this, what the grinding axle was received in radial direction is zero with joint efforts substantially, and the transmission support component of grinding axle only is subjected to less radial load.
Above-mentioned flour mill, two grinding outer rings are arranged on the frame along radially sliding of grinding axle; On frame, be provided for driving the grinding outer ring along the mobile device that moves radially (as oil cylinder) along the grinding axle.By the radial position of two grinding outer rings of mobile device change,, can adapt to the material of different sizes to change the size in grinding chamber.
Above-mentioned flour mill, it also comprises using and the upper cover plate that covers top, two grinding chambeies of the upper end that is arranged on grinding axle and two grinding outer rings; On upper cover plate, have the charging aperture that communicates with two grinding chambeies respectively; Two charging apertures become axial symmetry with the grinding axis.
Description of drawings
Fig. 1 is a stereogram of the present utility model
Fig. 2 is a front view of the present utility model
Fig. 3 is the vertical view of Fig. 2
Fig. 4 is the A-A view of Fig. 2
Among the figure, transmission grinding axle 1, grinding outer ring 2, grinding outer ring 3, frame 4, control system 5, hydraulic system 6, charging aperture 7, transmission and bracing or strutting arrangement 8, feed cavity 9, discharge chamber 10, upper cover plate 11.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Form by transmission grinding axle 1, grinding outer ring 2,3, frame 4, control system 5, hydraulic system 6, charging aperture 7, transmission and bracing or strutting arrangement 8, feed cavity 9, discharge chamber 10 etc. referring to the single-drive roll type pulverizing mill shown in Fig. 1-4.
Two grinding outer rings 2,3 are installed in above the slide rail of frame 4, and transmission grinding axle 1 is installed between two grinding outer rings 2,3, and the hydraulic cylinder of hydraulic system 6 is installed in the both sides of frame, and the piston rod of hydraulic cylinder links to each other with the end face of grinding outer ring 2,3.The distance measuring sensor of control system 5 is installed on the frame 4, be used for measuring the horizontal displacement of grinding outer ring, by the result who measures hydraulic system is adjusted, kept the transmission grinding axle 1 of grinding machine and the relative position of grinding outer ring 2,3, avoid transmission grinding axle 1 too to tilt.
The cross section of transmission grinding axle 1 is circular, and 2,3 surfaces, two grinding outer rings then are the arcs that certain curvature is arranged.Referring to Fig. 4, along clockwise direction, constitute feed cavity 9 the grinding outer ring inner surface to the distance of grinding axis from large to small, the inner surface of the grinding outer ring in formation discharge chamber 10 changes from small to big to the distance of grinding axis.Therefore the cross section of feed cavity is exactly the little shape of a kind of outside big the inside of size size.This kind architectural feature makes closely knit that material can nature in grinding process, discharges contained gas in the material, and the vibration of grinding machine and noise are controlled effectively.Two feed cavity 9, two discharge chambeies 10 all become axial symmetry with the grinding axis.
The transmission of this equipment is moving for patrilineal line of descent with only one son in each generation, only needs a driving motor, reductor.
The grinding outer ring is installed on the slide rail of frame, prevents that the grinding outer ring is with respect to the hydraulic cylinder deflection.
Two grinding outer ring relative transmission grinding axial symmetry arrange that grinding pressure only is present between hydraulic cylinder-grinding outer ring-transmission grinding axle-grinding outer ring-hydraulic cylinder-frame, and the support component of transmission grinding axle only is subjected to very little radial load.
Control system is equipped with position and pressure monitor system.According to the monitoring result of control system, two hydraulic cylinders are carried out the real-time pressure increase and decrease, guarantee that the distance of two grinding outer rings and transmission grinding axle is equal substantially, make the support component of transmission grinding axle only be subjected to less radial load.
The effect of frame is support, fixed conveyor grinding axle, two parts such as grinding outer ring, control system and hydraulic system accumulator, transmits the power that two hydraulic cylinders and power transmission shaft produce.
Hydraulic system mainly is made up of parts such as compressed oil station, pressurization oil cylinder and accumulators, is used to equipment that grinding pressure is provided.
Flour mill is when work, transmission grinding axle 1 rotates under the effect of transmission and bracing or strutting arrangement 8, material rotates under the drive of transmission grinding axle 1 after entering feed cavity, because the cross section of feed cavity from large to small, therefore material will be subjected to the squeezing action of grinding outer ring 2,3 and transmission grinding axle 1, and grinding outer ring 2,3 not rotation in a circumferential direction, so material also can be subjected to the effect of a tangential shearing force.Because the existence of this tangential force, grinding machine is when work, and mill efficiency will effectively be improved.
Claims (5)
1. single-drive roll type pulverizing mill is included in dynamical system and drives the following grinding axle that rotates, is arranged on two grinding outer rings on the frame; It is characterized in that: the grinding axle extend between two grinding outer rings, has formed the grinding chamber respectively between the inner surface of the outer peripheral face of grinding axle and two grinding outer rings relative with it; Along the grinding axle circumferentially, the grinding inner surface changes from small to big to the distance of grinding axis from large to small again.
2. flour mill as claimed in claim 1 is characterized in that: two grinding chambeies become axial symmetry with the grinding axis.
3. flour mill as claimed in claim 2 is characterized in that: two grinding outer rings are arranged on the frame along radially sliding of grinding axle; On frame, be provided for driving the grinding outer ring along the mobile device that moves radially along the grinding axle.
4. flour mill as claimed in claim 3 is characterized in that: mobile device is an oil cylinder.
5. as the described arbitrary flour mill of claim 1-4, it is characterized in that: further comprising the upper cover plate that is used to cover top, two grinding chambeies of the upper end that is arranged on grinding axle and two grinding outer rings; On upper cover plate, have the charging aperture that communicates with two grinding chambeies respectively; Two charging apertures become axial symmetry with the grinding axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202425111U CN201728131U (en) | 2010-06-30 | 2010-06-30 | Single-drive roller type pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202425111U CN201728131U (en) | 2010-06-30 | 2010-06-30 | Single-drive roller type pulverizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201728131U true CN201728131U (en) | 2011-02-02 |
Family
ID=43519290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202425111U Expired - Lifetime CN201728131U (en) | 2010-06-30 | 2010-06-30 | Single-drive roller type pulverizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201728131U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101879470A (en) * | 2010-06-30 | 2010-11-10 | 南京西普水泥工程集团有限公司 | Single-drive roll type pulverizing mill |
| CN110961192A (en) * | 2019-12-24 | 2020-04-07 | 广东电网有限责任公司 | Synchronous single-transmission roller press for electric coal crushing in thermal power station |
-
2010
- 2010-06-30 CN CN2010202425111U patent/CN201728131U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101879470A (en) * | 2010-06-30 | 2010-11-10 | 南京西普水泥工程集团有限公司 | Single-drive roll type pulverizing mill |
| CN101879470B (en) * | 2010-06-30 | 2012-05-02 | 南京西普水泥工程集团有限公司 | Single-drive roll type pulverizing mill |
| CN110961192A (en) * | 2019-12-24 | 2020-04-07 | 广东电网有限责任公司 | Synchronous single-transmission roller press for electric coal crushing in thermal power station |
| CN110961192B (en) * | 2019-12-24 | 2021-11-12 | 广东电网有限责任公司 | Synchronous single-transmission roller press for electric coal crushing in thermal power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110202 Effective date of abandoning: 20120502 |