CN108554579B - Calcium carbide vortex rotation accelerated clash crushing method and equipment for desulfurizer production - Google Patents
Calcium carbide vortex rotation accelerated clash crushing method and equipment for desulfurizer production Download PDFInfo
- Publication number
- CN108554579B CN108554579B CN201810456020.8A CN201810456020A CN108554579B CN 108554579 B CN108554579 B CN 108554579B CN 201810456020 A CN201810456020 A CN 201810456020A CN 108554579 B CN108554579 B CN 108554579B
- Authority
- CN
- China
- Prior art keywords
- conical cavity
- vortex
- rotating shaft
- calcium carbide
- clash
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Abstract
The invention also provides calcium carbide vortex rotation accelerated clash crushing equipment for producing a desulfurizer, which comprises the following steps of impurity removal before crushing, stress concentration point processing, vortex rotation acceleration, clash, screening and the like: the vortex accelerators are arranged in parallel, and each vortex accelerator comprises a conical cavity, a thread convex rib, a rotating shaft, a stirring paddle and a bottom ball; wherein the conical cavity is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity are both open, and the thread convex edge is spirally arranged on the inner wall of the conical cavity; the rotating shaft is arranged on the central axis of the conical cavity, the upper end or the lower end of the rotating shaft is in transmission connection with the prime motor, and the bottom ball is fixedly arranged at the lower part of the rotating shaft; according to the invention, the preliminary crushing function of the calcium carbide cast ingot is realized by spirally rising the material along the conical wall and accelerating final collision, and the blanking size is screened by depending on the gap between the bottom ball and the bottom end of the conical cavity, so that the size of the material after passing is uniform, and the implementation of the subsequent processing technology is facilitated.
Description
The technical field is as follows:
the invention relates to the technical field of desulfurizer production equipment, in particular to a calcium carbide vortex rotation accelerated clash crushing method and calcium carbide vortex rotation accelerated clash crushing equipment for desulfurizer production.
Background art:
calcium carbide, also called calcium carbide, is a common desulfurizer in the steel industry, and has high requirements on the size of calcium carbide particles when used as a desulfurizer, and calcium carbide production plants mostly directly provide large-size calcium carbide cast ingots for production and transportation, so that the large-size calcium carbide needs to be crushed and screened out suitable calcium carbide particles before being used as the desulfurizer.
In the prior art, a falling method is mostly adopted for primary crushing of large-size calcium carbide cast ingots, the large-size calcium carbide cast ingots are lifted to a high position by a crane and then thrown down, and are crushed by gravity, the method is simple to operate and low in cost, but inevitably causes pollution to materials, particularly cement chips and the like mixed after the large-size calcium carbide cast ingots are contacted with the ground cannot be effectively removed in subsequent working procedures, and adverse effects are caused to the product quality; and after the primary crushing by the falling method, the calcium carbide particles with proper sizes are obtained by two-stage crushing by a hammer crusher and a ball mill, so that more working procedures and more equipment are used, and the production cost is reduced disadvantageously.
The invention content is as follows:
in view of this, it is necessary to provide a method for primarily crushing calcium carbide, which reduces impurities contaminated by calcium carbide materials and makes the size of crushed pieces tend to be uniform, and provide corresponding equipment.
The calcium carbide vortex rotation accelerated clash crushing method for desulfurizer production comprises the following steps:
the method comprises the following steps: blowing off dust impurities on the surface of the frustum-shaped calcium carbide cast ingot by using a high-pressure air gun;
step two: a pit or a groove is engraved on the surface of the frustum-shaped calcium carbide ingot casting material;
step three: respectively putting two frustum-shaped calcium carbide cast ingots into symmetrical vortex accelerators;
the vortex accelerator comprises a conical cavity, a threaded convex rib, a rotating shaft, a stirring paddle and a bottom ball; wherein the conical cavity is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity are both open, and the thread convex edge is spirally arranged on the inner wall of the conical cavity; the rotating shaft is arranged on the central axis of the conical cavity, the upper end or the lower end of the rotating shaft is in transmission connection with the prime motor, the bottom ball is fixedly arranged at the lower part of the rotating shaft and is positioned at the port of the lower end of the conical cavity, the stirring paddle is in a trapezoidal plate shape and is fixedly arranged on the rotating shaft, and the outer edge of the stirring paddle is equidistant to the inner wall of the conical cavity; the two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings; the frustum-shaped calcium carbide cast ingots are respectively positioned at the bottoms of the vortex accelerators;
step four: synchronously driving the rotating shafts of the two vortex accelerators to rotate in the same direction and at the same speed, and pushing the frustum-shaped calcium carbide cast ingot to rotate and rise along the threaded convex edge in an accelerating manner by the stirring paddle;
step five: the frustum-shaped calcium carbide cast ingots which rotate at an accelerated speed and rise to the top end of the vortex accelerator are collided and broken at the opening, and the broken pieces fall in the conical cavity;
step six: the material with the size smaller than the gap between the bottom ball and the lower end of the conical cavity is discharged from the gap, and the material with the size larger than the gap between the bottom ball and the lower end of the conical cavity is pushed by the stirring paddle to rotate and rise along the threaded convex edge at an accelerated speed again, so that the material participates in collision and is crushed again.
Preferably, the pits in the second step are conical pits, the depth of each pit is larger than 3mm, the diameter of the maximum diameter position is 1.5-2.5 mm, and the work difficulty in the second step is reduced while the crushing effect is maximized.
A carbide whirling collision crushing equipment with higher speed for desulfurizer production includes: the vortex accelerators are arranged in parallel, and each vortex accelerator comprises a conical cavity, a thread convex rib, a rotating shaft, a stirring paddle and a bottom ball; wherein the conical cavity is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity are both open, and the thread convex edge is spirally arranged on the inner wall of the conical cavity; the rotating shaft is arranged on a central axis of the conical cavity, the upper end or the lower end of the rotating shaft is in transmission connection with the prime motor, the bottom ball is fixedly arranged at the lower part of the rotating shaft and is positioned at the port of the lower end of the conical cavity, the stirring paddle is in a trapezoidal plate shape and is fixedly arranged on the rotating shaft, and the outer edge of the stirring paddle is equidistant to the inner wall of the conical cavity.
The two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings, the connection position of the openings is an impact area, the thread convex edge extends into the opposite vortex accelerator along the connection surface at the opening, and the tail end of the thread convex edge is tangent to the upper end circle of the opposite vortex accelerator; and a cover plate which is horizontally arranged is arranged above the collision area, is higher than the upper end surface of the conical cavity and shields the whole collision area.
During operation, the carbide ingot casting adds into two whirling accelerators of breaker, the prime mover drives the pivot, the bottom ball, the stirring rake syntropy rotates, the stirring rake promotes the carbide ingot casting and pastes the rotation of awl intracavity wall, and rise along the screw thread bead in the rotation process, along with the increase of its stroke radius of rise process makes the line speed of motion increase gradually, it gets rid of the collision district and takes place the collision to rise to the carbide ingot casting after to awl chamber upper portion in step, the carbide relies on this collision process breakage, the fragment falls into awl chamber bottom, the fragment that the size is less than awl chamber and bottom ball clearance falls down along this clearance and unloads out, the size is greater than once more that awl chamber and bottom ball clearance is promoted by the stirring rake and participates in the collision breakage, the apron is used for preventing the material from flying out and causing the loss in the collision process.
Preferably, the number of the stirring paddles in the vortex accelerator is multiple, the stirring paddles are symmetrically arranged along the center of the rotating shaft, and furthermore, two stirring paddles are arranged in each vortex accelerator, so that the rotating shaft is guaranteed to be balanced to reduce the vibration of the equipment during operation.
Preferably, still including stirring the oar balancing weight, every whirling accelerator only installs a stirring oar, and the balancing weight is installed in the stirring oar offside to the pivot, and the balancing weight contactless material can not lead to the too much dispersed material of material action point when balancing the pivot follower to increase the time density that the clash takes place, improve material action validity.
Preferably, the bottom ball outer fringe is provided with the vertical groove of equipartition, and the material that the size is close to awl chamber and bottom ball clearance scope is pushed and is crowded breakage by this vertical groove and realize unloading, prevents that the material from piling up in awl chamber bottom and influencing equipment normal operating. Furthermore, when the balancing weight is adopted for balancing the rotating shaft, the bottom ball can be eccentrically installed and balanced through the balancing weight, the longitudinal groove function is replaced, the processing process of the equipment is simplified, and the equipment cost is reduced.
If only one side material is thrown into and is got rid of the collision district, striking offside taper cavity, screw thread bead or stirring can the accelerating equipment loss, can lead to stirring damage fracture when serious, take place for avoiding this type of condition, apron lower surface mounting has a plurality of chains, and normal collision separates the chain and goes on, is only intercepted the speed reduction in order to reduce the harm by the chain to the material when one side is thrown into the material, and when the pivot scheme of adopting a plurality of stirring paddles, this chain design has bigger necessity.
According to the invention, the preliminary crushing function of the calcium carbide cast ingot is realized by spirally rising the material along the conical wall and accelerating final collision, and the blanking size is screened by depending on the gap between the bottom ball and the bottom end of the conical cavity, so that the size of the material after passing is uniform, and the implementation of the subsequent processing technology is facilitated.
Description of the drawings:
FIG. 1 is a schematic structural diagram of a concrete embodiment of a calcium carbide vortex rotation accelerated clash crushing device for desulfurizer production;
FIG. 2 is a schematic top view of a calcium carbide vortex rotation accelerated clash crushing apparatus for desulfurizer production;
FIG. 3 is a schematic top view of a second embodiment of a calcium carbide vortex acceleration clash crushing device for desulfurizer production.
In the figure: the device comprises a conical cavity 1, a threaded convex rib 2, a rotating shaft 3, a stirring paddle 4, a bottom ball 5, a longitudinal groove 6, a collision area 7, a cover plate 8, a chain 9 and a balancing weight 10.
The specific implementation mode is as follows:
the calcium carbide vortex rotation accelerated clash crushing method for desulfurizer production comprises the following steps:
the method comprises the following steps: blowing off dust impurities on the surface of the frustum-shaped calcium carbide cast ingot by using a high-pressure air gun;
step two: a plurality of pits are engraved on the surface of the frustum-shaped calcium carbide ingot casting material by using cement nails, wherein the pits are conical pits, the depth of each pit is 3mm or 4mm, and the maximum diameter of each pit is 1.5mm or 2mm or 2.5 mm;
step three: respectively putting two frustum-shaped calcium carbide cast ingots into symmetrical vortex accelerators;
the vortex accelerator comprises a conical cavity, a threaded convex rib, a rotating shaft, a stirring paddle and a bottom ball; wherein the conical cavity is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity are both open, and the thread convex edge is spirally arranged on the inner wall of the conical cavity; the rotating shaft is arranged on the central axis of the conical cavity, the upper end or the lower end of the rotating shaft is in transmission connection with the prime motor, the bottom ball is fixedly arranged at the lower part of the rotating shaft and is positioned at the port of the lower end of the conical cavity, the stirring paddle is in a trapezoidal plate shape and is fixedly arranged on the rotating shaft, and the outer edge of the stirring paddle is equidistant to the inner wall of the conical cavity; the two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings; the frustum-shaped calcium carbide cast ingots are respectively positioned at the bottoms of the vortex accelerators;
step four: synchronously driving the rotating shafts of the two vortex accelerators to rotate in the same direction and at the same speed, and pushing the frustum-shaped calcium carbide cast ingot to rotate and rise along the threaded convex edge in an accelerating manner by the stirring paddle;
step five: the frustum-shaped calcium carbide cast ingots which rotate at an accelerated speed and rise to the top end of the vortex accelerator are collided and broken at the opening, and the broken pieces fall in the conical cavity;
step six: the material with the size smaller than the gap between the bottom ball and the lower end of the conical cavity is discharged from the gap, and the material with the size larger than the gap between the bottom ball and the lower end of the conical cavity is pushed by the stirring paddle to rotate and rise along the threaded convex edge at an accelerated speed again, so that the material participates in collision and is crushed again.
The first embodiment is as follows:
as shown in fig. 1 and 2, the calcium carbide vortex rotation accelerating clash crusher for desulfurizer production comprises: the vortex accelerator comprises two vortex accelerators which are arranged in parallel, wherein each vortex accelerator comprises a conical cavity 1, a thread convex rib 2, a rotating shaft 3, a stirring paddle 4 and a bottom ball 5; wherein, the conical cavity 1 is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity 1 are both opened, and the thread convex edge 2 is spirally arranged on the inner wall of the conical cavity 1; the rotating shaft 3 is arranged on the central axis of the conical cavity 1, the upper end or the lower end of the rotating shaft 3 is in transmission connection with a prime motor, a bottom ball 5 is fixedly arranged at the lower part of the rotating shaft 3, the bottom ball 5 is positioned at the lower end port of the conical cavity 1, and the outer edge of the bottom ball is provided with uniformly distributed longitudinal grooves 6; the stirring paddles 4 are in a trapezoidal plate shape, are fixedly installed on the rotating shaft 3 along the central symmetry of the rotating shaft 3, and the outer edges of the stirring paddles 4 are equidistant to the inner wall of the conical cavity 1.
The two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings, the joint of the openings is an impact area 7, the thread convex edge 2 extends into the opposite vortex accelerator along the joint surface at the opening, and the tail end of the thread convex edge 2 is tangent to the upper end circle of the opposite vortex accelerator; a cover plate 8 which is horizontally arranged is arranged above the collision area 7, the cover plate 8 is higher than the upper end surface of the conical cavity 1 and shields all the collision areas 7, and a plurality of chain chains 9 are arranged on the lower surface of the cover plate 8.
The second embodiment is as follows:
a carbide whirling collision breaker with higher speed for desulfurizer production includes: the device comprises two vortex accelerators which are arranged in parallel, wherein each vortex accelerator comprises a conical cavity 1, a thread convex edge 2, a rotating shaft 3, a stirring paddle 4, a balancing weight 10 and a bottom ball 5; wherein, the conical cavity 1 is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity 1 are both opened, and the thread convex edge 2 is spirally arranged on the inner wall of the conical cavity 1; the rotating shaft 3 is arranged on the central axis of the conical cavity 1, the upper end or the lower end of the rotating shaft 3 is in transmission connection with a prime motor, a bottom ball 5 is fixedly arranged at the lower part of the rotating shaft 3, the bottom ball 5 is positioned at the lower end port of the conical cavity 1, and the outer edge of the bottom ball is provided with uniformly distributed longitudinal grooves 6; as shown in fig. 3, the paddles 4 are trapezoidal and fixedly mounted on one side of the rotating shaft 3, the outer edge of each paddle 4 is equidistant from the inner wall of the conical cavity 1, and the rotating shaft 3 is provided with a counter weight 10 on the opposite side of the paddles 4.
The two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings, the joint of the openings is an impact area 7, the thread convex edge 2 extends into the opposite vortex accelerator along the joint surface at the opening, and the tail end of the thread convex edge 2 is tangent to the upper end circle of the opposite vortex accelerator; and a cover plate 8 which is horizontally arranged is arranged above the collision area 7, and the cover plate 8 is higher than the upper end surface of the conical cavity 1 and shields all the collision areas 7.
Claims (7)
1. The calcium carbide vortex rotation accelerated clash crushing method for desulfurizer production is characterized by comprising the following steps:
the method comprises the following steps: blowing off dust impurities on the surface of the frustum-shaped calcium carbide cast ingot by using a high-pressure air gun;
step two: a pit or a groove is engraved on the surface of the frustum-shaped calcium carbide ingot casting material;
step three: respectively putting two frustum-shaped calcium carbide cast ingots into symmetrical vortex accelerators;
the vortex accelerator comprises a conical cavity, a threaded convex rib, a rotating shaft, a stirring paddle and a bottom ball; wherein the conical cavity is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity are both open, and the thread convex edge is spirally arranged on the inner wall of the conical cavity; the rotating shaft is arranged on the central axis of the conical cavity, the upper end or the lower end of the rotating shaft is in transmission connection with the prime motor, the bottom ball is fixedly arranged at the lower part of the rotating shaft and is positioned at the port of the lower end of the conical cavity, the stirring paddle is in a trapezoidal plate shape and is fixedly arranged on the rotating shaft, and the outer edge of the stirring paddle is equidistant to the inner wall of the conical cavity; the two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings; the frustum-shaped calcium carbide cast ingots are respectively positioned at the bottoms of the vortex accelerators;
step four: synchronously driving the rotating shafts of the two vortex accelerators to rotate in the same direction and at the same speed, and pushing the frustum-shaped calcium carbide cast ingot to rotate and rise along the threaded convex edge in an accelerating manner by the stirring paddle;
step five: the frustum-shaped calcium carbide cast ingots which rotate at an accelerated speed and rise to the top end of the vortex accelerator are collided and broken at the opening, and the broken pieces fall in the conical cavity;
step six: the material with the size smaller than the gap between the bottom ball and the lower end of the conical cavity is discharged from the gap, and the material with the size larger than the gap between the bottom ball and the lower end of the conical cavity is pushed by the stirring paddle to rotate and rise along the threaded convex edge at an accelerated speed again, so that the material participates in collision and is crushed again.
2. The calcium carbide whirling accelerated clash crushing method for desulfurizer production as claimed in claim 1, wherein the pits in step two are conical pits with depth larger than 3mm and diameter of 1.5-2.5 mm at the maximum diameter.
3. A carbide whirling collision crushing equipment with higher speed for desulfurizer production, its characterized in that includes: the vortex accelerators are arranged in parallel, and each vortex accelerator comprises a conical cavity, a thread convex rib, a rotating shaft, a stirring paddle and a bottom ball;
wherein the conical cavity is a frustum-shaped container with a large upper part and a small lower part, the upper end and the lower end of the conical cavity are both open, and the thread convex edge is spirally arranged on the inner wall of the conical cavity; the rotating shaft is arranged on the central axis of the conical cavity, the upper end or the lower end of the rotating shaft is in transmission connection with the prime motor, the bottom ball is fixedly arranged at the lower part of the rotating shaft and is positioned at the port of the lower end of the conical cavity, the stirring paddle is in a trapezoidal plate shape and is fixedly arranged on the rotating shaft, and the outer edge of the stirring paddle is equidistant to the inner wall of the conical cavity;
the two vortex accelerators are respectively provided with an opening on one side surface of the upper end and are mutually connected and communicated through the openings, the connection position of the openings is an impact area, the thread convex edge extends into the opposite vortex accelerator along the connection surface at the opening, and the tail end of the thread convex edge is tangent to the upper end circle of the opposite vortex accelerator; and a cover plate which is horizontally arranged is arranged above the collision area, is higher than the upper end surface of the conical cavity and shields the whole collision area.
4. The calcium carbide vortex rotation accelerating clash crushing equipment for desulfurizer production as claimed in claim 3, wherein a plurality of paddles are arranged in the vortex accelerator symmetrically along the center of the rotating shaft.
5. The calcium carbide vortex-rotation accelerating clash crushing equipment for desulfurizer production as claimed in claim 3, further comprising a stirring paddle balancing weight, wherein each vortex accelerator is provided with only one stirring paddle, and the balancing weight is arranged on the opposite side of the rotating shaft to the stirring paddles.
6. The calcium carbide vortex-rotation accelerated clash crushing equipment for producing the desulfurizing agent as claimed in claim 3, wherein the outer edge of the bottom ball is provided with uniformly distributed longitudinal grooves.
7. The calcium carbide vortex-rotation accelerated clash crushing equipment for producing the desulfurizing agent as claimed in claim 3, wherein a plurality of chains are installed on the lower surface of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456020.8A CN108554579B (en) | 2018-05-14 | 2018-05-14 | Calcium carbide vortex rotation accelerated clash crushing method and equipment for desulfurizer production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456020.8A CN108554579B (en) | 2018-05-14 | 2018-05-14 | Calcium carbide vortex rotation accelerated clash crushing method and equipment for desulfurizer production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108554579A CN108554579A (en) | 2018-09-21 |
| CN108554579B true CN108554579B (en) | 2021-06-15 |
Family
ID=63538545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810456020.8A Active CN108554579B (en) | 2018-05-14 | 2018-05-14 | Calcium carbide vortex rotation accelerated clash crushing method and equipment for desulfurizer production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108554579B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU876154A1 (en) * | 1980-01-28 | 1981-10-30 | Волжский Ордена Трудового Красного Знамени Завод Цементного Машиностроения "Волгоцеммаш" | Device for grinding calcium carbide |
| CN201357088Y (en) * | 2009-02-16 | 2009-12-09 | 寿光新龙电化集团聚氯乙烯有限公司 | Dry-type acetylene generator calcium carbide crushing device |
| CN205323843U (en) * | 2015-12-11 | 2016-06-22 | 重庆赛亿高分子材料有限公司 | Carbide beater grinder |
| CN205673061U (en) * | 2016-06-08 | 2016-11-09 | 张树银 | A kind of calcium carbide crushing device |
| CN206549705U (en) * | 2017-02-19 | 2017-10-13 | 平罗县祥美化工有限公司 | A kind of calcium carbide disintegrating apparatus for lime nitrogen production technology |
-
2018
- 2018-05-14 CN CN201810456020.8A patent/CN108554579B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU876154A1 (en) * | 1980-01-28 | 1981-10-30 | Волжский Ордена Трудового Красного Знамени Завод Цементного Машиностроения "Волгоцеммаш" | Device for grinding calcium carbide |
| CN201357088Y (en) * | 2009-02-16 | 2009-12-09 | 寿光新龙电化集团聚氯乙烯有限公司 | Dry-type acetylene generator calcium carbide crushing device |
| CN205323843U (en) * | 2015-12-11 | 2016-06-22 | 重庆赛亿高分子材料有限公司 | Carbide beater grinder |
| CN205673061U (en) * | 2016-06-08 | 2016-11-09 | 张树银 | A kind of calcium carbide crushing device |
| CN206549705U (en) * | 2017-02-19 | 2017-10-13 | 平罗县祥美化工有限公司 | A kind of calcium carbide disintegrating apparatus for lime nitrogen production technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108554579A (en) | 2018-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8777142B2 (en) | Device for mechanical separation of material conglomerates from materials of different density and/or consistency | |
| CN108499669A (en) | Paddle type mill dynamic circulation screening crusher | |
| CN206631670U (en) | Paddle type mill dynamic circulation screening crusher | |
| CN107999202A (en) | A kind of multi-stage, efficient reducing mechanism of ceramic raw material | |
| CN108479913A (en) | A kind of device of multi-stage crushing ore | |
| CN207786717U (en) | A kind of reaction type secondary crushing device | |
| CN205056112U (en) | Prevent sample breaker of jam | |
| CN108554579B (en) | Calcium carbide vortex rotation accelerated clash crushing method and equipment for desulfurizer production | |
| CN213104320U (en) | Broken recovery unit of resin sand | |
| CN207025460U (en) | A kind of sand making machine | |
| CN205887105U (en) | Energy -efficient ore crusher | |
| CN105435932B (en) | A kind of sand making machine | |
| CN111013788A (en) | Waste steel slag high efficiency dry grinding machine | |
| CN102941147B (en) | Vertical type composite multistage crusher | |
| CN214288529U (en) | Clay sand molding sand crusher | |
| CN204194022U (en) | A kind of hammer mill | |
| CN211801282U (en) | Ball mill convenient to change ball | |
| CN103285972A (en) | Multistage ore crusher | |
| CN107837928B (en) | Scrapped car crusher unit | |
| CN209772342U (en) | Blast furnace metallurgy solid waste processing apparatus | |
| CN114377831B (en) | A system is smashed in vibration for evaporating press aerated concrete product waste material | |
| CN220011456U (en) | Stone material feeding storehouse feeding device | |
| CN113019577B (en) | Tombarthite is smashed and is used hammer system sand machine | |
| CN213287002U (en) | A rubbing crusher that is used for industrial mineral to have and prevents blockking up function | |
| CN208810196U (en) | A kind of hammer type sand production machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |