CN111703920B - Semi-coke overhead stacking loading equipment and loading process - Google Patents
Semi-coke overhead stacking loading equipment and loading process Download PDFInfo
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- CN111703920B CN111703920B CN202010616300.8A CN202010616300A CN111703920B CN 111703920 B CN111703920 B CN 111703920B CN 202010616300 A CN202010616300 A CN 202010616300A CN 111703920 B CN111703920 B CN 111703920B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/04—Loading land vehicles
- B65G67/08—Loading land vehicles using endless conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/28—Piling or unpiling loose materials in bulk, e.g. coal, manure, timber, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Coke Industry (AREA)
Abstract
The invention relates to the technical field of coal coke storage and transportation for low-rank coal medium-low pyrolysis, which is used for improving the overall quality of products from delivery, in particular to semi-coke overhead stacking loading equipment and a loading process, wherein the loading equipment comprises a large material, a medium material, a small material and a foam loading structure which are sequentially connected, and the loading structures of the large material, the medium material and the small material sequentially comprise a belt conveyor, a storage yard, a coke receiving pit, a gate valve at the bottom of the coke receiving pit, a feeder below the coke receiving pit, a first loading belt conveyor below the feeder, a screening structure below the first loading belt conveyor, a second loading belt conveyor below the screening structure and a returning belt conveyor from top to bottom; the loading structure of the foam material does not comprise a screening structure; the process is that materials with different particle sizes are respectively loaded, other particle-size semi-coke except carbon foam is screened before loading in the loading process, and small particle-size semi-coke crushed in the transportation and transfer process can be screened out, so that the quality of semi-coke products loaded in the loading process is guaranteed to the greatest extent.
Description
Technical Field
The invention relates to the technical field of coal coke storage and transportation by low-temperature pyrolysis in low-rank coal, which is used for improving the overall quality of products delivered from factories, in particular to semi-coke overhead stacking and loading equipment and a loading process.
Background
In recent years, the semi-coke industry has become a special industry for carrying low-rank coal production such as non-caking coal, weak caking coal, long flame coal, lignite and the like under the support of various national and local policies; at present, the total yield of semi-coke in China is about 1 hundred million tons/year, and the semi-coke is mainly distributed in elm, xinjiang, erdos, ningxia and other areas; the semi-coke, also called semicoke, is used as a high-quality clean fuel, can replace coal or coke by the characteristics of low sulfur, low ash, high heat value and the like, and is widely used in the fields of chemical industry, metallurgy, electric power, heat supply, civil molded coal and the like; in addition, due to the porous structure of semi-coke, the semi-coke is gradually researched and applied in the fields of sewage treatment, electrode material preparation and the like.
At present, a square internal heating type vertical carbonization furnace is generally adopted in the semi-coke production, the semi-coke production scale is small in the early development stage of semi-coke industry, the single furnace can produce 3-5 ten thousand tons, the process is behind, the equipment is simple, the semi-coke screening and transporting process is simplified, the semi-coke produced by the vertical furnace is usually directly sent to a storage yard for storage or simply screened and then stacked, the occupied area is large, the field utilization rate is low, meanwhile, the loading and selling of semi-coke products are usually controlled manually, and mechanical loading such as simple belts, forklift and the like is adopted, the loading speed is low, vehicles are easy to accumulate, a certain amount of semi-coke foam can be produced in the loading process, the semi-coke foam cannot be removed, and the semi-coke is loaded together with the products, so that the overall quality of the products is reduced; meanwhile, the loading is not synchronously weighed, and the condition of not being full or overweight cannot be adjusted in time.
Disclosure of Invention
Aiming at the problems of large occupied area of stacking loading equipment, low site utilization rate, low loading speed, easy backlog of vehicles, low overall quality of delivery products caused by incapability of cleaning crushed semi-coke generated in the loading process and incapability of timely adjusting weight in the loading process in the prior art, the application provides the semi-coke overhead stacking loading equipment and the loading process, wherein the loading equipment comprises four loading structures which are arranged at one time and comprise large materials, medium materials, small materials and foam materials, the screening structures are arranged in the loading structures of the large material, the medium material and the small material, the materials are screened before loading, so that the materials loaded into the loading structure are more uniform, the delivery quality is improved, meanwhile, the loading structure is in a connection mode from top to bottom, the occupied area is reduced, the utilization rate of the field is improved, the loading speed of the whole equipment is also improved, meanwhile, the loading process of the loading equipment is simple to operate, and the control is also very convenient.
In order to achieve the above purpose, the invention provides a semi-coke overhead stacking and loading device, which comprises a large material loading structure, a medium material loading structure, a small material loading structure and a foam material loading structure which are sequentially connected, wherein the large material loading structure, the medium material loading structure and the small material loading structure sequentially comprise a belt conveyor, a storage yard, a coke receiving pit, a gate valve arranged at the bottom of the coke receiving pit, a feeder arranged below the coke receiving pit, a first loading belt conveyor arranged below the feeder, a screening structure arranged below the first loading belt conveyor, a second loading belt conveyor arranged below the screening structure and a returning belt conveyor from top to bottom; compared with the loading structures of the large material, the medium material and the small material, the loading structure of the foam material does not comprise a screening structure.
Further, a truck scale for weighing is arranged below the second loading belt conveyor. According to the application, the automobile scale for weighing is arranged below the second loading belt conveyor, so that when the automobile is driven into the center of the weighing platform, the automobile can be metered after the automobile is driven into and stopped stably, the loading belt conveyor continuously feeds and loads the automobile, the automobile slowly moves forward for multiple times within the range of the weighing platform, the whole carriage is ensured to be fully unloaded, and the weighing is realized while the automobile loading is realized. The large truck scale is arranged in the large truck loading structure, the medium truck scale is arranged in the medium truck loading structure, the small truck scale is arranged in the small truck loading structure, and the carbon foam truck scale is arranged in the foam truck loading structure.
Further, the gate valve is an electrohydraulic gate valve. According to the application, the gate valve is arranged as the electrohydraulic gate valve, and the electrohydraulic gate valve can be connected with the control system, so that the automation effect of the whole equipment is improved, the workload of workers is further reduced, and the working efficiency is improved.
Further, the feeder is a vibratory feeder. According to the application, the feeder is set as a vibrating feeder, so that on one hand, the situation that the material is accumulated and blocked in the conveying process can be prevented, and on the other hand, the conveying efficiency of the material can be improved.
Further, the screening structure is a vibrating screen. According to the application, the screening structure is set as the vibrating screen, and screening is performed in the vibrating process, so that the effect of improving the screening efficiency can be realized.
In order to achieve the above purpose, the application also provides a loading process of the semi-coke overhead stacking loading equipment, which specifically comprises the following steps:
Step one: loading four kinds of large, medium, small and foam materials with different particle sizes into a double-side unloading trolley, and then respectively conveying the materials to a large stock storage yard, a medium stock storage yard, a small stock storage yard and a carbon foam storage yard through a large unloading belt conveyor, a medium unloading belt conveyor, a small unloading belt conveyor and a carbon foam unloading belt conveyor, wherein the double-side unloading trolley continuously and uniformly unloads the materials to the storage yard;
step two: the large semi-coke is fed onto a first large loading belt conveyor under the pit through an electrohydraulic gate valve and a vibrating feeder at the outlet of the large coke receiving pit, and is sent to a large loading vibrating screen by the first large loading belt conveyor; the medium semi-coke is fed onto a first medium loading belt conveyor under the pit through an electrohydraulic gate valve and a vibrating feeder at the outlet of the medium coke receiving pit, and is fed to a medium loading vibrating screen through the medium semi-coke; the small-sized semi-coke is fed onto a first small-sized loading belt conveyor under the pit through an electrohydraulic gate valve and a vibrating feeder at the outlet of the small-sized coke receiving pit, and is sent to a small-sized loading vibrating screen by the small-sized semi-coke loading belt conveyor; the carbon foam is fed to a first carbon foam loading belt conveyor under the pit through an electrohydraulic gate valve and a vibrating feeder at the outlet of the coke receiving pit of the carbon foam, and is directly conveyed to a loading station for loading;
step three: the materials screened by the large material loading vibrating screen are divided into large materials and medium materials, the large materials enter a large material second loading belt conveyor and are then loaded into a large material transport vehicle, and the medium materials enter a medium material stack field belt conveyor to be transported to a medium material stack field; the materials after being screened by the middle material loading vibrating screen are divided into middle materials and small materials, the middle materials enter a middle material second loading belt conveyor and are then loaded into a middle material transport vehicle, and the small materials enter a small material returning stack field belt conveyor and are transported to a small material stack field; the materials screened by the small material loading vibrating screen are divided into small materials and foam materials, the small materials enter a small material second loading belt conveyor and are then loaded into a small material transport vehicle, and the foam materials enter a foam material returning stack field belt conveyor and are transported to a foam material stack field; the foam material loading structure is directly loaded into the carbon foam transport vehicle without sieving by a vibrating screen.
In summary, compared with the prior art, the invention has the following beneficial effects:
(1) The application adopts the overhead belt conveyor, can realize larger material pile height in the strip-shaped storage yard, and improves the occupation utilization rate; the overhead unloading trolley can continuously and evenly unload the whole storage yard or can realize fixed-point unloading, and different states such as full load, no load, instant speed, running position and the like of the unloading trolley can be known and mastered conveniently in real time by combining a PLC control system, so that the control of scram, automatic round trip and the like of the unloading trolley is realized;
(2) In the application, besides carbon foam, the semi-coke of other particle size is screened before loading, so that the crushed semi-coke of small particle size in the transportation and transfer process can be screened out, and the quality of the loaded semi-coke products is ensured to the maximum extent;
(3) The truck scale is arranged in the loading station, can realize the simultaneous weighing of the loading, the vehicles are prevented from going back and forth in a storage yard and a wagon balance house due to full or unfilled carriages;
(4) The loading system can realize higher degree of mechanical automation: the large, medium, small and foam four-set vehicle systems are independent, all the devices in each set vehicle system are interlocked, the vehicle is started in sequence against the material conveying direction, and the vehicle is stopped in sequence in a delayed manner along the material conveying direction, so that the materials on all the devices are emptied, and the on-load starting is avoided;
(5) The loading system of the application can not be interlocked with the overhead unloading belt conveyor, but can enter the whole plant DCS control system, and site operators can release the interlocking and operate by a single machine according to the operation requirement.
Drawings
FIG. 1 is a process flow diagram of a semi-coke overhead stacker and truck loading apparatus and a truck loading process in accordance with the present invention.
Marked in the figure as: 1-large material unloading belt conveyor, 2-medium material unloading belt conveyor, 3-small material unloading belt conveyor, 4-medium material unloading foam belt conveyor, 5-large material storage yard, 6-large material coke receiving pit, 7-large material electrohydraulic driven gate valve, 8-large material vibration feeder, 9-first large material loading belt conveyor, 10-large material loading vibration sieve, 11-second large material loading belt conveyor, 12-large material transport vehicle, 13-large material truck scale, 14-medium material returning pile field belt conveyor, 15-medium material storage yard, 16-medium material coke receiving pit, 17-medium material electrohydraulic driven gate valve, 18-medium material vibration feeder, 19-first medium material loading belt conveyor, 20-medium material loading vibration sieve, 21-second medium material loading belt conveyor, 22-medium material electrohydraulic driven truck scale, 24-medium material returning pile field belt conveyor, 25-small material storage yard, 26-small material coke receiving pit, 27-medium material truck scale, 28-medium material truck scale, 24-medium material returning pile field belt conveyor, 25-medium material loading yard, 26-medium material loading pile wagon valve, 27-medium material loading truck scale, 28-medium material loading truck scale, 29-medium material returning pile truck scale, 35-medium material loading vibration sieve, 35-medium material loading truck scale, 32-medium material loading vibration sieve, 32-medium material loading truck scale, 40-medium material loading vibration sieve, 40-medium material loading truck scale, 40-medium material loading vibration sieve, 40-medium loading truck scale, 40-medium material loading truck scale, 40-medium loading truck scale, 40-loading truck, 40-material loading truck scale.
Detailed Description
All of the features disclosed in this specification, except for mutually exclusive features and/or steps, may be combined in any manner.
In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail with reference to fig. 1 and a specific embodiment.
Example 1
Referring to fig. 1, the invention provides a semi-coke overhead stacking and loading device, which comprises a large material loading structure, a medium material loading structure, a small material loading structure and a foam loading structure which are sequentially connected, wherein the large material loading structure, the medium material loading structure and the small material loading structure sequentially comprise a belt conveyor, a storage yard, a coke receiving pit, a gate valve arranged at the bottom of the coke receiving pit, a feeder arranged below the coke receiving pit, a first loading belt conveyor arranged below the feeder, a screening structure arranged below the first loading belt conveyor, a second loading belt conveyor arranged below the screening structure and a returning belt conveyor from top to bottom; compared with the loading structures of the large material, the medium material and the small material, the loading structure of the foam material does not comprise a screening structure.
Wherein, the gate valve is an electrohydraulic gate valve. According to the application, the gate valve is arranged as the electrohydraulic gate valve, and the electrohydraulic gate valve can be connected with the control system, so that the automation effect of the whole equipment is improved, the workload of workers is further reduced, and the working efficiency is improved.
Wherein the feeder is a vibratory feeder. According to the application, the feeder is set as a vibrating feeder, so that on one hand, the situation that the material is accumulated and blocked in the conveying process can be prevented, and on the other hand, the conveying efficiency of the material can be improved.
Wherein, screening structure is the shale shaker. According to the application, the screening structure is set as the vibrating screen, and screening is performed in the vibrating process, so that the effect of improving the screening efficiency can be realized.
The loading process of the semi-coke overhead stacking loading equipment specifically comprises the following steps of:
Step one: loading four kinds of large materials, medium materials, small materials and foam materials with different particle sizes into a double-side unloading trolley, and then respectively conveying the large materials, the medium materials, the small materials and the foam materials to a large material storage yard 5, a medium material storage yard 15, a small material storage yard 25 and a foam storage yard 35 through a large material unloading belt conveyor 1, a medium material unloading belt conveyor 2, a small material unloading belt conveyor 3 and a carbon foam unloading belt conveyor 4, wherein the double-side unloading trolley continuously and uniformly unloads the materials to the storage yard;
Step two: the large semi-coke is fed onto a first large loading belt conveyor 9 under the pit through a large electro-hydraulic gate valve 7 and a large vibration feeder 8 at the outlet of a large coke receiving pit 6, and is sent to a large loading vibrating screen 10 by the large semi-coke; the medium semi-coke is fed onto a first medium loading belt conveyor 19 under the pit through a medium electrohydraulic gate valve 17 and a medium vibration feeder 18 at the outlet of a medium coke receiving pit 16, and is fed to a medium loading vibrating screen 20 by the medium semi-coke; the small-sized semi-coke is fed onto a first small-sized loading belt conveyor 29 under the pit through a small-sized electrohydraulic gate valve 27 and a small-sized vibration feeder 28 at the outlet of a small-sized coke receiving pit 26, and is sent to a small-sized loading vibrating screen 30 by the small-sized semi-coke; the carbon foam is fed to a first carbon foam loading belt conveyor 39 under the pit through a carbon foam electrohydraulic gate valve 37 and a carbon foam vibration feeder 38 at the outlet of a carbon foam receiving pit 36, and is directly conveyed to a loading station for loading;
Step three: the materials screened by the large material loading vibrating screen 10 are divided into large materials and medium materials, the large materials enter the second large material loading belt conveyor 11 and are then loaded into the large material transport vehicle 12, and the medium materials enter the medium material returning pile field belt conveyor 14 and are conveyed to the medium material pile field 15; the materials screened by the medium material loading vibrating screen 20 are divided into medium materials and small materials, the medium materials enter the second medium material loading belt conveyor 21 and then are loaded into the medium material transport vehicle 22, and the small materials enter the small material returning stack field belt conveyor 24 and are transported to the small material stack field 25; the materials screened by the small material loading vibrating screen 30 are divided into small materials and foam materials, the small materials enter a second small material loading belt conveyor 31 and are then loaded into a small material transport vehicle 32, and the foam materials enter a foam material returning stack belt conveyor 34 and are transported to a foam material stack; the foam loading structure is directly loaded into the carbon foam transport vehicle 40 without sieving by a vibrating screen.
Example 2
Based on embodiment 1, referring to fig. 1, an automobile scale for weighing is provided below the second loading belt conveyor of this embodiment. According to the application, the automobile scale for weighing is arranged below the second loading belt conveyor, so that when the automobile is driven into the center of the weighing platform, the automobile can be metered after the automobile is driven into and stopped stably, the loading belt conveyor continuously feeds and loads the automobile, the automobile slowly moves forward for multiple times within the range of the weighing platform, the whole carriage is ensured to be fully unloaded, and the weighing is realized while the automobile loading is realized. Wherein the large material truck scale 13 is in the large material loading structure, the medium material truck scale 23 is in the medium material loading structure, the small material truck scale 33 is in the small material loading structure, and the carbon foam truck scale 41 is in the foam material loading structure.
The above examples merely illustrate specific embodiments of the application, which are described in more detail and are not to be construed as limiting the scope of the application. It should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the technical idea of the application, which fall within the scope of protection of the application.
Claims (4)
1. The semi-coke overhead stacking and loading equipment is characterized by comprising a large material loading structure, a medium material loading structure, a small material loading structure and a foam material loading structure which are sequentially connected, wherein the large material loading structure, the medium material loading structure and the small material loading structure sequentially comprise a belt conveyor, a storage yard, a coke receiving pit, a gate valve arranged at the bottom of the coke receiving pit, a feeder arranged below the coke receiving pit, a first loading belt conveyor arranged below the feeder, a screening structure arranged below the first loading belt conveyor, a second loading belt conveyor arranged below the screening structure and a returning belt conveyor from top to bottom; the foam material loading structure does not comprise a screening structure compared with the loading structure of the large material, the medium material and the small material; an automobile scale for weighing is arranged below the second loading belt conveyor; the gate valve is an electrohydraulic gate valve.
2. The semi-coke overhead stacking and loading device of claim 1, wherein the feeder is a vibratory feeder.
3. The semi-coke overhead stacking and loading device of claim 1, wherein the screening structure is a vibrating screen.
4. A loading process of the semi-coke overhead stacking loading equipment according to any one of claims 1 to 3, which is characterized by comprising the following steps:
Step one: loading four kinds of large, medium, small and foam materials with different particle sizes into a double-side unloading trolley, and then respectively conveying the materials to a large stock storage yard, a medium stock storage yard, a small stock storage yard and a carbon foam storage yard through a large unloading belt conveyor, a medium unloading belt conveyor, a small unloading belt conveyor and a carbon foam unloading belt conveyor, wherein the double-side unloading trolley continuously and uniformly unloads the materials to the storage yard;
Step two: the large semi-coke is fed onto a first large loading belt conveyor under the pit through a large electro-hydraulic gate valve and a large vibration feeder at the outlet of the large coke receiving pit, and is sent to a large loading vibrating screen by the large electro-hydraulic gate valve and the large vibration feeder; the medium semi-coke is fed onto a first medium loading belt conveyor under the pit through a medium electrohydraulic gate valve and a medium vibration feeder at the outlet of the medium coke receiving pit, and is fed to a medium loading vibrating screen through the medium electrohydraulic gate valve; the small-sized semi-coke is fed onto a first small-sized loading belt conveyor below the pit through a small-sized electrohydraulic gate valve and a small-sized vibration feeder at the outlet of the small-sized coke receiving pit, and is sent to a small-sized loading vibrating screen through the small-sized electrohydraulic gate valve and the small-sized vibration feeder; the carbon foam is fed to a first carbon foam loading belt conveyor below the pit through a carbon foam electrohydraulic gate valve and a carbon foam vibration feeder at the outlet of the carbon foam coke receiving pit, and is directly conveyed to a loading station for loading;
step three: the materials screened by the large material loading vibrating screen are divided into large materials and medium materials, the large materials enter a large material second loading belt conveyor and are then loaded into a large material transport vehicle, and the medium materials enter a medium material stack field belt conveyor to be transported to a medium material stack field; the materials after being screened by the middle material loading vibrating screen are divided into middle materials and small materials, the middle materials enter a middle material second loading belt conveyor and are then loaded into a middle material transport vehicle, and the small materials enter a small material returning stack field belt conveyor and are transported to a small material stack field; the materials screened by the small material loading vibrating screen are divided into small materials and foam materials, the small materials enter a small material second loading belt conveyor and are then loaded into a small material transport vehicle, and the foam materials enter a foam material returning stack field belt conveyor and are transported to a foam material stack field; the foam material loading structure is directly loaded into the carbon foam transport vehicle without sieving by a vibrating screen.
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| CN202010616300.8A CN111703920B (en) | 2020-06-30 | 2020-06-30 | Semi-coke overhead stacking loading equipment and loading process |
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| CN202010616300.8A CN111703920B (en) | 2020-06-30 | 2020-06-30 | Semi-coke overhead stacking loading equipment and loading process |
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| CN212355790U (en) * | 2020-06-30 | 2021-01-15 | 陕西冶金设计研究院有限公司 | Blue charcoal overhead windrow loading equipment |
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| US4819700A (en) * | 1987-04-03 | 1989-04-11 | Amoco Corporation | System for loading bulk containers with fluent material from overhead storage bin |
| CN203877544U (en) * | 2014-05-20 | 2014-10-15 | 新疆金源洁净煤有限责任公司 | Semi coke screening and loading device |
| CN205662106U (en) * | 2016-05-16 | 2016-10-26 | 中煤西安设计工程有限责任公司 | Control lump coal product limit is storage, loading device of rate down |
| CN207170206U (en) * | 2017-07-05 | 2018-04-03 | 天津龙鑫新能源科技有限公司 | A kind of semi-coke transports screening plant |
| CN208758059U (en) * | 2018-07-12 | 2019-04-19 | 河南省振源科技有限公司 | Building stones produce three sections of sieve classification systems |
| CN109395664A (en) * | 2018-12-24 | 2019-03-01 | 中冶南方都市环保工程技术股份有限公司 | A kind of column activated coke granulating system and method |
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| CN212355790U (en) * | 2020-06-30 | 2021-01-15 | 陕西冶金设计研究院有限公司 | Blue charcoal overhead windrow loading equipment |
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