CN209968608U - Limestone processing system - Google Patents
Limestone processing system Download PDFInfo
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- CN209968608U CN209968608U CN201920703684.XU CN201920703684U CN209968608U CN 209968608 U CN209968608 U CN 209968608U CN 201920703684 U CN201920703684 U CN 201920703684U CN 209968608 U CN209968608 U CN 209968608U
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Abstract
The utility model belongs to the technical field of the stone material processing, a limestone processing system is disclosed, including preliminary working crushing unit, finish machining crushing unit, grit separating element and lime production unit. This lime stone processing system passes through preliminary working crushing unit and sieves the lime stone raw materials, breakage, rescreening, can effectively get rid of the earth in the lime stone raw materials, obtains the clean building stones of big particle diameter, then sends into the finish machining crushing unit and carries out meticulous breakage, and the rethread sand stone separating element separates, finally can obtain the sand stone material for the concrete of high-quality, ensures the quality of the concrete of preparing with it effectively. Meanwhile, the limestone processing system sends the collected limestone powder into the lime sintering furnace to be sintered into lime, so that the environmental pollution is avoided, the sintering time of the lime can be shortened, the resources are saved, the sintered lime does not need to be pulverized by water, and the lime can be pulverized by slight crushing, so that the water resources are saved.
Description
Technical Field
The utility model belongs to the technical field of the stone material processing, concretely relates to lime stone system of processing.
Background
Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and is formed by uniformly stirring, compacting, forming, curing and hardening.
The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased more and more. Meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.
Because the raw and other materials of preparation concrete are powdered or just graininess, no matter production or transportation all have certain polluting nature or destructiveness, for example can form the dust in the powdered raw and other materials (cement) production process, can destroy the massif in the production process of granular raw and other materials (stone), destroy vegetation etc. along with the country gives more and more attention to environmental pollution, constantly go out an environmental protection policy, make the raw and other materials of concrete form the seller market gradually, lead to the quality of the concrete raw and other materials on the market at present to be unable to be protected, the grit contains a large amount of soil, the washed sand is unclean, form serious hidden danger to concrete quality.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned one or more problems that prior art exists, the utility model provides a limestone processing system.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a limestone processing system comprises a primary processing crushing unit, a finish processing crushing unit, a sand-stone separation unit and a lime production unit;
the primary processing crushing unit comprises a vibrating screen feeding machine, the discharge end of the vibrating screen feeding machine is connected with the feed inlet of the primary processing crushing machine, and the bottom of the vibrating screen feeding machine is connected with a waste conveying device through a waste collecting hopper; the discharge port of the primary processing crusher is connected with one end of a secondary vibrating screen, the other end of the secondary vibrating screen is connected with the finish processing crushing unit through a material cleaning and conveying device, and the bottom of the secondary vibrating screen is connected with a waste material conveying device through a waste material collecting hopper;
the sand-stone separation unit comprises a screening device, a plurality of stone buffer bins, a plurality of sand buffer bins and a stone powder buffer bin, and feed inlets of all the stone buffer bins, the sand buffer bins and the stone powder buffer bins are connected with the fine machining crushing unit through the screening device;
the lime production unit comprises a lime sintering furnace, a feed inlet of the lime sintering furnace is connected with the limestone powder cache bin through a limestone powder conveying device, and a discharge outlet of the lime sintering furnace is connected with the lime cache bin.
Furthermore, a feeding slope surface is arranged at the feeding end of the vibrating screen feeder in the primary processing crushing unit.
Furthermore, a buffering platform is arranged at the bottom of the feeding slope surface.
Further, the fine machining crushing unit comprises a fine machining crusher and a sand making machine, and the fine machining crusher and a discharge port of the sand making machine are connected with a feed inlet of the screening device through a hoister.
Furthermore, all the tops of the stone buffer bins are provided with flash ports, and at least one flash port of the stone buffer bin is connected with the feed inlet of the sand making machine through a flash conveying device.
Furthermore, the screening device comprises a vibrating screening device and a sand-powder separating device, a feed inlet of the sand-powder separating device is connected with a corresponding sand discharge outlet on the vibrating screening device, and discharge outlets of the sand-powder separating device are respectively connected with the sand cache bin and the stone powder cache bin.
Furthermore, a dust removal device is arranged between the stone powder buffer bin and the sand-powder separation device.
Compared with the prior art, the utility model provides a technical scheme has following beneficial effect or advantage:
the utility model provides a limestone processing system passes through preliminary working crushing unit and sieves limestone raw materials, breakage, rescreening, can effectively get rid of the earth in the limestone raw materials, obtains the clean building stones of big particle diameter, then sends into the finish machining crushing unit and carries out meticulous breakage, and rethread sand stone separating element separates, finally can obtain the sand stone material for the concrete of high-quality, ensures the quality with the concrete of its preparation effectively.
The utility model provides a limestone processing system sends the mountain flour of collecting into lime sintering furnace and burns into lime, has not only avoided environmental pollution, can shorten the sintering time of lime moreover, and resources are saved burns till lime still need not go into powder through water, adds the breakage slightly and can become powder, has practiced thrift the water resource.
Specific embodiments of the present invention are disclosed in detail with reference to the following description and the accompanying drawings, which specify the manner in which the principles of the invention may be employed. It should be understood that the embodiments of the present invention are not so limited in scope. The embodiments of the invention include many variations, modifications and equivalents within the spirit and scope of the appended claims.
Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments, in combination with or instead of the features of the other embodiments.
It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, integers, steps or components but does not preclude the presence or addition of one or more other features, integers, steps or components.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a primary processing crushing unit in an embodiment of the present invention;
fig. 3 is a schematic structural view of a finishing crushing unit in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a sand separation unit in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship that the utility model is usually placed when using, or the position or the positional relationship that the skilled person conventionally understands, or the position or the positional relationship that the utility model is usually placed when using, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. For those skilled in the art, the drawings of the above terms in the embodiments with specific meanings in the present invention can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
As shown in fig. 1 to 4, an embodiment of the present invention provides a limestone processing system, which includes a primary processing crushing unit 1, a finish processing crushing unit 2, a sand and stone separation unit 3, and a lime production unit 4;
the primary processing crushing unit 1 comprises a vibrating screen feeder 101, the discharge end of the vibrating screen feeder 101 is connected with the feed inlet of a primary processing crusher 102, and the bottom of the vibrating screen feeder 101 is connected with a waste conveying device 104 through a waste collecting hopper 103; a discharge port of the primary processing crusher 102 is connected with one end of a secondary vibrating screen 105, the other end of the secondary vibrating screen 105 is connected with the finish processing crushing unit 2 through a clean material conveying device 106, and the bottom of the secondary vibrating screen 105 is connected with a waste material conveying device 108 through a waste material collecting hopper 107;
the sand-stone separation unit 3 comprises a screening device 301, a plurality of stone buffer bins 302, a plurality of sand buffer bins 303 and a stone powder buffer bin 304, and feed inlets of all the stone buffer bins 302, the sand buffer bins 303 and the stone powder buffer bin 304 are connected with the finish machining crushing unit 2 through the screening device 301;
the lime production unit 4 comprises a lime sintering furnace 401, a feed inlet of the lime sintering furnace 401 is connected with the stone powder buffering bin 304 through a stone powder conveying device, and a discharge outlet of the lime sintering furnace 401 is connected with the lime buffering bin 402.
The embodiment of the utility model provides a limestone processing system's basic theory of operation as follows:
firstly, placing mined soil-containing limestone blocks on a vibrating screen feeder 101, feeding the limestone blocks into a primary processing crusher 102 through the vibrating screen feeder 101, and enabling part of soil on the limestone blocks to fall from the bottom of the vibrating screen feeder 101 and enter a waste collecting hopper 103 during the feeding process of the vibrating screen feeder 101, and then conveying the limestone blocks to a waste stacking bin by a waste conveying device 104 arranged at the bottom of the waste collecting hopper 103; the stones sent into the primary processing crusher 102 are crushed by the primary processing crusher 102 to become large-particle stones, then enter the secondary vibrating screen 105 from the discharge port of the primary processing crusher 102, the secondary vibrating screen 105 further screens out soil in the large-particle stones to finally obtain clean large-particle stones, wherein the waste materials screened out by the secondary vibrating screen 105 enter the waste material collecting hopper 107, and are conveyed to the waste material storage bin through the waste material conveying device 108. It should be noted that the reject from the secondary vibrating screen 105 may be used as a roadbed material, or may be processed in a small amount by a wet process, or may be crushed again to form a low-grade material.
After obtaining clean large-particle stones, the large-particle stones are sent into a finish machining crushing unit 2 through a clean material conveying device 106 to be further crushed, and then sent into a sand separation unit 3 to be screened, so that sand stones for concrete with different particle sizes and stone powder which cannot be utilized by concrete are finally obtained, and the sand stones for concrete with different particle sizes are respectively stored in corresponding sand buffer bins and stone buffer bins for a mixing plant 305; the stone powder which can not be utilized by the concrete is sent into the stone powder buffer bin, and then is sent into the lime sintering furnace 401 through the stone powder conveying device for sintering, and finally lime is obtained and stored in the lime buffer bin 402.
The embodiment of the utility model provides a limestone processing system passes through preliminary working crushing unit and sieves limestone raw materials, breakage, rescreening, can effectively get rid of the earth in the limestone raw materials, obtains the clean building stones of big particle diameter, then sends into the finish machining crushing unit and carries out meticulous breakage, and rethread sand stone isolating element separates, finally can obtain the sand stone material for the concrete of high-quality, ensures the quality with the concrete of its preparation effectively.
The embodiment of the utility model provides a limestone processing system sends the mountain flour of collecting into lime sintering furnace and burns into lime, has not only avoided environmental pollution, can shorten the sintering time of lime moreover, and resources are saved burns till lime still need not go into powder through water, adds the breakage slightly and can become powder, has practiced thrift the water resource.
In a specific implementation process, it should be noted that the waste material conveying device 104, the waste material conveying device 108, and the clean material conveying device 106 in the embodiment of the present invention may adopt a belt conveyor, and may also adopt other types of conveyors, which are not limited herein. Furthermore, the embodiment of the utility model provides an in stone powder conveyor can adopt screw conveyor, also can adopt other conveyor, for example powder transport car light, does not do the restriction here yet.
In specific implementation, because the mined lime stone blocks containing soil are usually transported to a processing site through a transport vehicle, and then are thrown by a feeding device (such as a loader), in order to avoid the stones directly hitting the vibrating screen feeder 101 from the air, the vibrating screen feeder 101 is damaged, and the service life of the vibrating screen feeder is affected, in a further embodiment, the feeding slope 109 is further arranged at the feeding end of the vibrating screen feeder 101 in the primary processing crushing unit 1. When the feeding equipment is used for feeding stones, the stones are fed onto the feeding slope surface 109 and roll downwards along the feeding slope surface 109 and finally roll into the vibrating screen feeder 101. Through setting up the material of throwing domatic, avoided the stone directly to pound to shale shaker feeding machine 101 from the sky, can effectively protect shale shaker feeding machine 101, prolong shale shaker feeding machine 101's life.
In specific implementation, because the stone rolls into shale shaker feeder 101 from throwing material domatic 109, the stone is fast more rolling speed on throwing material domatic 109, and it is just big more to the effort of shale shaker feeder 101 when getting into shale shaker feeder 101, and the speed when avoiding the stone to get into shale shaker feeder 101 is too fast, leads to shale shaker feeder 101 impaired, in further embodiment, the embodiment of the utility model provides a bottom throwing material domatic 109 is provided with buffering platform 110. Can effectively reduce the roll speed of stone through the buffering platform to it can get into shale shaker feeding machine 101 more slowly to be the stone, thereby reduces the stone and to shale shaker feeding machine 101's effort, further protects shale shaker feeding machine 101, prolongs shale shaker feeding machine 101's life.
In specific implementation, because the grit material of different particle sizes is needed in the preparation concrete, in order to be able to prepare the grit material of different particle sizes, in further embodiment, the utility model discloses finish machining crushing unit 2 of embodiment includes finish machining breaker 201 and system sand machine 202, and the discharge gate of finish machining breaker 201 and system sand machine 202 is connected with the feed inlet of screening plant 301 through lifting machine 203. The stones with different grain diameters are prepared by the finish machining crusher 201, and the sands with different grain diameters are prepared by the sand making machine 202, so that the use requirements of the concrete on the sand materials with different grain diameters are met.
In particular implementations, to avoid spillage of the stones from the stone surge bin 302 when production is excessive, waste is incurred. In a further embodiment, the embodiment of the present invention provides a flash port at the top of all stone buffer bins 302, wherein the flash port of at least one stone buffer bin 302 is connected with the feed inlet of the sand making machine 202 through a flash conveying device, and the flash ports of the rest stone buffer bins 302 are connected with the fine processing crusher 201 through a flash conveying device. By adopting the mode, the stones can be effectively prevented from overflowing from the stone buffer bin 302, so that waste is caused.
It should be noted that, in the embodiment of the present invention, if there is only one stone buffer bin 302 connected to the feed inlet of the sand making machine 202, it is the stone buffer bin for storing the stone with the smallest particle size, and if there are a plurality of stone buffer bins, that is the plurality of stone buffer bins for storing the stones with the particle sizes arranged in sequence from small to large. Thus, the cost of sand making can be saved. In addition, the primary processing crusher 102 in the embodiment of the present invention generally adopts a jaw crusher, and can also adopt other types of crushers, and the fine processing crusher 201 in the embodiment of the present invention generally adopts an impact crusher, which has small energy consumption, high yield and large crushing ratio; the device has the advantages of small volume, simple and convenient operation, convenient installation and maintenance, and the like, and can adopt crushers of other forms.
In specific implementation, in order to sieve the grit material of different particle diameters more meticulously, in further embodiment, the utility model discloses screening plant 301 in the embodiment includes vibratory screening device 3011 and sand powder separator 3012, and sand powder separator 3012's feed inlet is connected with the last grit discharge gate that corresponds of vibratory screening device 3011, and sand powder separator 3012's discharge gate is connected with grit buffer bin 303 and mountain flour buffer bin 304 respectively. Through the combined action of the vibration screening device 3011 and the sand-powder separating device 3012, sand and stone materials with different grain diameters can be screened more finely, so that the quality of concrete prepared by the sand and stone materials is ensured.
In specific implementation, because present sand powder separator (like winnowing separator) utilizes wind-force to separate grit and mountain flour, produce the raise dust easily in sand powder separation process, in order to avoid producing the raise dust, the polluted environment, in further embodiment, the embodiment of the utility model provides a still be provided with dust collector 306 between mountain flour buffer bin 304 and sand powder separator 3012, like sack dust collector etc.. The dust removing device is used for removing the dust generated by the sand-powder separating device 3012, so that the environment can be better protected.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A limestone processing system is characterized by comprising a primary processing crushing unit, a finish processing crushing unit, a sand-stone separation unit and a lime production unit;
the primary processing crushing unit comprises a vibrating screen feeding machine, the discharge end of the vibrating screen feeding machine is connected with the feed inlet of the primary processing crushing machine, and the bottom of the vibrating screen feeding machine is connected with a waste conveying device through a waste collecting hopper; the discharge port of the primary processing crusher is connected with one end of a secondary vibrating screen, the other end of the secondary vibrating screen is connected with the finish processing crushing unit through a material cleaning and conveying device, and the bottom of the secondary vibrating screen is connected with a waste material conveying device through a waste material collecting hopper;
the sand-stone separation unit comprises a screening device, a plurality of stone buffer bins, a plurality of sand buffer bins and a stone powder buffer bin, and feed inlets of all the stone buffer bins, the sand buffer bins and the stone powder buffer bins are connected with the fine machining crushing unit through the screening device;
the lime production unit comprises a lime sintering furnace, a feed inlet of the lime sintering furnace is connected with the limestone powder cache bin through a limestone powder conveying device, and a discharge outlet of the lime sintering furnace is connected with the lime cache bin.
2. The limestone processing system of claim 1 wherein a feed ramp is further provided in the primary processing crushing unit at the feed end of the shaker feeder.
3. The limestone processing system of claim 2 wherein the bottom of the feed ramp is provided with a buffer platform.
4. The limestone processing system of claim 1 wherein the finishing crushing unit comprises a finishing crusher and a sand maker, the finishing crusher and the discharge outlet of the sand maker being connected to the feed inlet of the screening device by a hoist.
5. The limestone processing system of claim 4 wherein the top of all the stone buffer bins are provided with flash ports, wherein at least one flash port of the stone buffer bin is connected with the feed port of the sand making machine through a flash conveying device.
6. The limestone processing system as claimed in claim 1, wherein the screening device comprises a vibrating screening device and a sand-powder separating device, a feed port of the sand-powder separating device is connected with a corresponding sand discharge port of the vibrating screening device, and discharge ports of the sand-powder separating device are respectively connected with the sand buffer bin and the stone powder buffer bin.
7. The limestone processing system as claimed in claim 6, wherein a dust removing device is further provided between the stone dust buffer bin and the sand-powder separating device.
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|---|---|---|---|
| CN201920703684.XU CN209968608U (en) | 2019-05-15 | 2019-05-15 | Limestone processing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920703684.XU CN209968608U (en) | 2019-05-15 | 2019-05-15 | Limestone processing system |
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| CN209968608U true CN209968608U (en) | 2020-01-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985715A (en) * | 2019-05-15 | 2019-07-09 | 成都广维重工科技有限公司 | A kind of lime stone system of processing |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985715A (en) * | 2019-05-15 | 2019-07-09 | 成都广维重工科技有限公司 | A kind of lime stone system of processing |
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Effective date of registration: 20220804 Address after: 641300 Room 203 for park management services, Zhonghe Town, Yanjiang District, Ziyang City, Sichuan Province Patentee after: Ziyang Guangwei Intelligent Equipment Co.,Ltd. Address before: No. 301, unit 5, building 12, No. 309, NanEr Road, economic development zone, Chengdu, Sichuan 610000 Patentee before: CHENGDU GUANGWEI HEAVY INDUSTRY TECHNOLOGY Co.,Ltd. |
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