CN112896914A - Transfer chain is used in anhydrous stemming refractory material production for blast furnace - Google Patents

Transfer chain is used in anhydrous stemming refractory material production for blast furnace Download PDF

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Publication number
CN112896914A
CN112896914A CN202110010262.6A CN202110010262A CN112896914A CN 112896914 A CN112896914 A CN 112896914A CN 202110010262 A CN202110010262 A CN 202110010262A CN 112896914 A CN112896914 A CN 112896914A
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CN
China
Prior art keywords
fixedly connected
conveying
base
blast furnace
anhydrous stemming
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Granted
Application number
CN202110010262.6A
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Chinese (zh)
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CN112896914B (en
Inventor
段伦宾
朱玉永
吴修龙
陈忠刚
郑国强
赵振伟
李明传
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Shandong Jiulong New Material Co ltd
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Shandong Jiulong New Material Co ltd
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Priority to CN202110010262.6A priority Critical patent/CN112896914B/en
Priority claimed from CN202110010262.6A external-priority patent/CN112896914B/en
Publication of CN112896914A publication Critical patent/CN112896914A/en
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Publication of CN112896914B publication Critical patent/CN112896914B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G13/00Roller-ways
    • B65G13/02Roller-ways having driven rollers
    • B65G13/06Roller driving means
    • B65G13/07Roller driving means having endless driving elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G13/00Roller-ways
    • B65G13/11Roller frames
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G13/00Roller-ways
    • B65G13/11Roller frames
    • B65G13/12Roller frames adjustable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G39/00Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors 
    • B65G39/10Arrangements of rollers
    • B65G39/12Arrangements of rollers mounted on framework
    • B65G39/18Arrangements of rollers mounted on framework for guiding loads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G41/00Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/02Devices for feeding articles or materials to conveyors
    • B65G47/04Devices for feeding articles or materials to conveyors for feeding articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22Devices influencing the relative position or the attitude of articles during transit by conveyors

Abstract

The invention belongs to the field of anhydrous stemming conveying, and relates to a conveying line for producing anhydrous stemming refractory materials for blast furnaces, which comprises a base, the conveying device comprises a fixed seat and a conveying box, wherein a hydraulic telescopic rod is arranged on the left side between the base and the fixed seat, two ends of the hydraulic telescopic rod are respectively and rotatably connected with a first rotating block, the right side of the bottom of the base is fixedly connected with two second rotating blocks, a buffer sleeve is movably inserted at the bottom of a connecting rod, the front end of the base is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a transmission shaft, the base is rotatably connected with a plurality of transmission shafts, rollers are fixedly sleeved on the transmission shafts, two belt pulleys are fixedly sleeved on the front side and the rear side of each transmission shaft, a transmission belt is connected between every two adjacent belt pulleys in a transmission manner, two; the conveying line can automatically carry out double-layer conveying on the anhydrous stemming to reserve the processing time.

Description

Transfer chain is used in anhydrous stemming refractory material production for blast furnace
Technical Field
The invention belongs to the field of anhydrous stemming conveying, and particularly relates to a conveying line for producing an anhydrous stemming refractory material for a blast furnace.
Background
The anhydrous stemming refers to stemming which is prepared by taking tar, resin and the like as a bonding agent and corundum, bauxite, clay, silicon carbide, coke powder and the like as raw materials. The anhydrous carbon stemming is prepared by rolling by a stemming rolling machine, firstly discharging oil, then discharging lump materials (clay and asphalt), after crushing, discharging powder materials (coke powder and clinker powder), pressing and uniformly mixing, and discharging the stemming after meeting the standard. The anhydrous stemming needs to be conveyed by utilizing a conveying line in the batch processing process of the anhydrous stemming.
Traditional anhydrous stemming transfer chain mainly is conveyer belt and roll table, these two kinds of transport modes can only carry out the level to carrying to hard material, and the softer unable conveyer belt and the roll table of directly utilizing of anhydrous stemming material are carried, simultaneously because anhydrous stemming is at the transportation process, can involve the processing of the transfer of product and product, when the product shifts to other transfer chain from a transfer chain, need promote the product, carry out double-deck transport, can reserve process time, improve production efficiency.
Disclosure of Invention
The invention provides a conveying line for producing anhydrous stemming fire-resistant materials for a blast furnace, which is used for solving the problems.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a conveying line for producing anhydrous stemming refractory materials for blast furnaces, which comprises a base, a fixed seat and a conveying box, wherein the fixed seat is arranged below the base, a hydraulic telescopic rod is arranged on the left side between the base and the fixed seat, two ends of the hydraulic telescopic rod are respectively and rotatably connected with a first rotating block, the two first rotating blocks are respectively and fixedly connected with the base and the fixed seat, the right side of the bottom of the base is fixedly connected with two second rotating blocks, the bottoms of the two second rotating blocks are fixedly connected with a fixed plate, the bottom of the fixed plate is fixedly connected with two connecting rods, the bottoms of the connecting rods are movably inserted with a buffer sleeve, the bottom end of the buffer sleeve is fixedly connected with the fixed seat, the front side of the top of the fixed seat is provided with a control box, the front end of the base is fixedly connected with a driving, the fixed roller that has cup jointed on the transmission shaft, both sides are all fixed cup joints two belt pulleys around on the transmission shaft, adjacent two the transmission is connected with driving belt between the belt pulley, the belt pulley is located inside the base, two installation shells of base top front and back side fixedly connected with, many dead levers of fixedly connected with in the installation shell, it has spacing pulley to rotate to cup joint on the dead lever, be equipped with the delivery box between two installation shells.
As a preferable technical scheme of the invention, the hydraulic telescopic rod shortens the rear base to be in a horizontal state, and ensures stable horizontal conveying.
As a preferred technical scheme, the bottom end of the connecting rod is fixedly connected with a limiting block, a buffer spring is fixedly connected between the limiting block and the buffer sleeve, and the buffer spring plays a role in buffering in the lifting and lowering processes of the base under the elastic action of the buffer spring, so that the conveying stability of the conveying line is favorably improved.
As a preferable technical scheme of the invention, the connection mode of the transmission belts is opposite interval sleeving.
As a preferred technical scheme, the limiting sliding grooves are formed in the limiting pulleys, the front end and the rear end of the conveying box are fixedly connected with clamping strips, the clamping strips are fixedly clamped with the limiting sliding grooves, and the influence of gravity on the descending of the conveying box can be effectively reduced during lifting conveying.
As a preferable technical scheme of the invention, the distance between the rollers is 0.5CM-1CM, and the distance between the limiting pulleys is 0.2CM-0.5CM, so that the problem that the overflowing anhydrous stemming falls from a seam and is inconvenient to clean when the anhydrous stemming is lifted and conveyed is effectively prevented.
As a preferable technical scheme of the invention, the right ends of the two mounting shells are fixedly connected with the conveying plates, the width of each conveying plate is equal to the distance between the two limiting sliding grooves, and when the conveying boxes are loaded, the conveying boxes can be aligned to prevent the conveying boxes from being clamped on the conveying plates.
As a preferable technical scheme, the front side and the rear side of the top of the conveying box are fixedly connected with the lifting lugs, and the bottom of the conveying box is fixedly bonded with the silica gel anti-slip pad, so that the conveying box is convenient to move, and the friction force between the conveying box and the rollers is favorably improved, so that the loosening stability is improved.
As a preferable technical scheme of the invention, the method comprises the following process steps:
s1, placing sewage stemming for the sewage blast furnace in a conveying box in order;
s2, placing the conveying box on the conveying plate, and aligning the clamping strips with the limiting sliding grooves;
s3, starting the device, driving the motor to drive the roller to rotate and horizontally convey the conveying box;
s4 repeats the above steps again, the hydraulic telescopic rod can be lengthened in the conveying process, the second rotating block rotates, the device is inclined to convey in a high layer, the conveying is staggered, and the conveying efficiency is improved.
The invention has the following beneficial effects: through the design of hydraulic stem, first turning block and second turning block for the rotation of small amplitude angle can be carried out to the base, carries out double-deck transport and reserves the process time for anhydrous stemming, and can promote, reduce the effect that plays the buffering when moving through buffer sleeve, connecting rod and buffer spring's design.
Can place anhydrous stemming through the design of delivery box to design through spacing pulley, spacing spout and silica gel slipmat can increase frictional force when promoting the transport, prevents because of the gravity reason delivery box landing, is favorable to promoting the stability that anhydrous stemming carried.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a cross-sectional view of a cushion sleeve of the present invention;
FIG. 5 is a schematic view of the connection of the propeller shaft of the present invention;
FIG. 6 is a first schematic view of the structure of the conveying box of the present invention;
FIG. 7 is a second schematic view of the structure of the conveying box of the present invention.
In the figure: 1. a base; 2. a fixed seat; 3. a hydraulic telescopic rod; 4. a first rotating block; 5. a second turning block; 6. a fixing plate; 7. a connecting rod; 8. a buffer sleeve; 9. a limiting block; 10. a buffer spring; 11. a control box; 12. a drive motor; 13. a drive shaft; 14. a roller; 15. a belt pulley; 16. a drive belt; 17. mounting a shell; 18. fixing the rod; 19. a limiting pulley; 20. a limiting chute; 21. a conveying plate; 22. a delivery box; 23. a clamping strip; 24. lifting the ears; 25. silica gel slipmat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in figures 1-7, a conveying line for producing anhydrous stemming fire-resistant material for a blast furnace comprises a base 1, a fixed seat 2 and a conveying box 22, the fixed seat 2 is arranged below the base 1, a hydraulic telescopic rod 3 is arranged on the left side between the base 1 and the fixed seat 2, two ends of the hydraulic telescopic rod 3 are rotatably connected with first rotating blocks 4, the two first rotating blocks 4 are respectively and fixedly connected with the base 1 and the fixed seat 2, two second rotating blocks 5 are fixedly connected with the right side of the bottom of the base 1, a fixed plate 6 is fixedly connected with the bottoms of the two second rotating blocks 5, two connecting rods 7 are fixedly connected with the bottom of the fixed plate 6, a buffer sleeve 8 is movably inserted at the bottom of each connecting rod 7, the bottom end of the buffer sleeve 8 is fixedly connected with the fixed seat 2, a control box 11 is arranged on the front side of the top of the fixed seat 2, the internal rotation of base 1 is connected with a plurality of transmission shafts 13, fixed roller 14 that has cup jointed on transmission shaft 13, two belt pulleys 15 have all been cup jointed to both sides around on transmission shaft 13, the transmission is connected with driving belt 16 between the two adjacent belt pulleys 15, belt pulley 15 is located inside the base 1, two installation shell 17 of side fixedly connected with around the 1 top of base, many dead lever 18 of fixedly connected with in installation shell 17, it has spacing pulley 19 to rotate to cup joint on the dead lever 18, be equipped with transport case 22 between two installation shell 17.
The base 1 is in a horizontal state after the hydraulic telescopic rod 3 is shortened, so that the stable horizontal conveying is ensured; the bottom end of the connecting rod 7 is fixedly connected with a limiting block 9, a buffer spring 10 is fixedly connected between the limiting block 9 and the buffer sleeve 8, and the elastic action of the buffer spring 10 is utilized to play a role in buffering in the lifting and lowering processes of the base 1, so that the conveying stability of the conveying line is favorably improved; the transmission belts 16 are connected in a manner of opposite interval sleeving; the limiting sliding groove 20 is formed in the limiting pulley 19, the clamping strips 23 are fixedly connected to the front end and the rear end of the conveying box 22, the clamping strips 23 are fixedly clamped with the limiting sliding groove 20, and the descending influence of gravity on the conveying box 22 can be effectively reduced during lifting conveying; the distance between the rollers 14 is 0.5CM-1CM, the distance between the limiting pulleys 19 is 0.2CM-0.5CM, and the phenomenon that the anhydrous stemming overflowing during lifting and conveying falls off from a seam and is inconvenient to clean is effectively prevented; the right ends of the two mounting shells 17 are fixedly connected with a conveying plate 21, the width of the conveying plate 21 is equal to the distance between the two limiting sliding chutes 20, and when a conveying box 22 is loaded, the conveying box 22 can be aligned to prevent the conveying box 22 from being clamped at the conveying plate 21; the equal fixedly connected with of side carries ear 24 around the top of delivery box 22, and delivery box 22 bottom is fixed to be bonded has silica gel slipmat 25, conveniently removes delivery box 22, and is favorable to promoting the frictional force between delivery box 22 and the roller 14 to promote loose stability.
A conveyor line for producing anhydrous stemming refractory materials for blast furnaces comprises the following process steps:
s1, placing sewage stemming for the sewage blast furnace in the conveying box 22 in order;
s2, placing the conveying box 22 on the conveying plate 21, and aligning the clamping strip 23 with the limiting sliding groove 20;
s3, starting the device, driving the motor 12 to drive the roller 14 to rotate and horizontally convey the conveying box 22;
s4 repeating the above steps, the length of the hydraulic telescopic rod 3 can be increased during the conveying process, the second rotating block 5 rotates, and the device is inclined to convey at high level, so that the conveying efficiency is improved by staggered conveying.
Specifically, when the conveying device is used, anhydrous stemming to be conveyed is placed in the conveying box 22, the conveying box 22 is placed on the conveying plate 21, meanwhile, the conveying line is started through the control box 11, the driving motor 12 drives the transmission shaft 13 to rotate, the transmission shaft 13 rotates to drive the rollers 14 to rotate, the transmission shaft 13 rotates to drive the belt pulleys 15 to rotate, the belt pulleys 15 drive other rollers 14 to rotate through the transmission belt 16, the rollers 14 rotate to drive the conveying box 22 to move, and the conveying box 22 is matched with the limiting sliding groove 20 through the clamping strips 23 to correct the direction so as to carry out horizontal conveying; when promoting the transport, 3 extensions of hydraulic telescoping rod promote base 1 and rotate clockwise, first turning block 4 and second turning block rotate for base 1 can carry out the rotation of small size angle, carry out the bilayer and carry and reserve the process time for anhydrous stemming, design through buffer sleeve 8, connecting rod 7 and buffer spring 10 simultaneously can promote, play the effect of buffering when reducing the action, also can connect the upper and lower floor of PLC control to carry the time difference, carry out multi-functional transport.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an anhydrous stemming refractory material production is with transfer chain for blast furnace, includes base (1), fixing base (2) and delivery box (22), its characterized in that: a fixed seat (2) is arranged below the base (1), a hydraulic telescopic rod (3) is arranged on the left side between the base (1) and the fixed seat (2), two ends of the hydraulic telescopic rod (3) are rotatably connected with first rotating blocks (4), the two first rotating blocks (4) are respectively and fixedly connected with the base (1) and the fixed seat (2), two second rotating blocks (5) are fixedly connected on the right side of the bottom of the base (1), a fixed plate (6) is fixedly connected at the bottoms of the two second rotating blocks (5), two connecting rods (7) are fixedly connected at the bottom of the fixed plate (6), a buffer sleeve (8) is movably inserted at the bottom of each connecting rod (7), the bottom end of each buffer sleeve (8) is fixedly connected with the fixed seat (2), a control box (11) is arranged on the front side of the top of the fixed seat (2), and a driving motor (12) is fixedly connected at, driving motor (12) output end fixedly connected with transmission shaft (13), base (1) internal rotation is connected with a plurality of transmission shafts (13), the fixed cover has been gone up in transmission shaft (13) roller (14), two belt pulleys (15), adjacent two have all been fixed to cup joint in both sides around transmission shaft (13) between belt pulley (15) the transmission is connected with driving belt (16), belt pulley (15) are located inside base (1), two installation shell (17) of side fixedly connected with around base (1) top, many dead lever (18) of fixedly connected with in installation shell (17), it has spacing pulley (19) to rotate to cup joint on dead lever (18), be equipped with transport case (22) between two installation shell (17).
2. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: the hydraulic telescopic rod (3) is shortened and the rear base (1) is in a horizontal state.
3. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: connecting rod (7) bottom fixedly connected with stopper (9), fixedly connected with buffer spring (10) between stopper (9) and buffer sleeve (8).
4. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: the transmission belts (16) are connected in a manner of opposite interval sleeving.
5. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: spacing spout (20) have been seted up on spacing pulley (19), the equal fixedly connected with joint strip (23) of transport case (22) front and back end, joint strip (23) and the fixed joint of spacing spout (20).
6. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: the distance between the rollers (14) is 0.5-1 CM, and the distance between the limiting pulleys (19) is 0.2-0.5 CM.
7. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: the right ends of the two mounting shells (17) are fixedly connected with a conveying plate (21), and the width of the conveying plate (21) is equal to the distance between the two limiting sliding grooves (20).
8. The conveyor line for producing anhydrous stemming fire-resistant material for a blast furnace according to claim 1, characterized in that: the equal fixedly connected with of top front and back side of delivery box (22) carries ear (24), delivery box (22) bottom is fixed to bond has silica gel slipmat (25).
9. The conveyor line for producing anhydrous stemming fire resistant material for a blast furnace according to claims 1 to 8, comprising the following process steps:
s1, placing sewage stemming for the sewage blast furnace in a conveying box (22) in order;
s2, placing the conveying box (22) on the conveying plate (21) and aligning the clamping strip (23) with the limiting sliding groove (20);
s3, starting the device, driving a motor (12) to drive a roller (14) to rotate and horizontally convey a conveying box (22);
s4 repeating the above steps, the hydraulic telescopic rod (3) can be lengthened in the conveying process, the second rotating block (5) rotates, the device is inclined to convey in a high-rise mode, conveying is staggered in the above mode, and conveying efficiency is improved.
CN202110010262.6A 2021-01-06 Transfer chain is used in anhydrous stemming refractory material production for blast furnace Active CN112896914B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110010262.6A CN112896914B (en) 2021-01-06 Transfer chain is used in anhydrous stemming refractory material production for blast furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110010262.6A CN112896914B (en) 2021-01-06 Transfer chain is used in anhydrous stemming refractory material production for blast furnace

Publications (2)

Publication Number Publication Date
CN112896914A true CN112896914A (en) 2021-06-04
CN112896914B CN112896914B (en) 2022-09-16

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JP2002145427A (en) * 2000-11-10 2002-05-22 Yazaki Ind Chem Co Ltd Foldable conveyor device
JP2003137415A (en) * 2001-11-02 2003-05-14 Ibi Kensetsu Kk Roller conveyors connection body
JP2006256799A (en) * 2005-03-17 2006-09-28 Okura Yusoki Co Ltd Carrier device
CN203601883U (en) * 2013-10-12 2014-05-21 缙云县工拓机械设备有限公司 Novel conveying belt structure
CN206606651U (en) * 2017-03-17 2017-11-03 四川职业技术学院 A kind of lowering or hoisting gear of the roller conveyor of logistics
CN207580666U (en) * 2017-12-01 2018-07-06 天津日振自动化设备有限公司 A kind of conveyer
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Publication number Priority date Publication date Assignee Title
CN113983797A (en) * 2021-11-22 2022-01-28 安阳市安林生物化工有限责任公司 Dewatering device is used in diflubenzuron processing

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