CN113188333B - Roasting equipment is used in shale brick production - Google Patents

Roasting equipment is used in shale brick production Download PDF

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Publication number
CN113188333B
CN113188333B CN202110322908.4A CN202110322908A CN113188333B CN 113188333 B CN113188333 B CN 113188333B CN 202110322908 A CN202110322908 A CN 202110322908A CN 113188333 B CN113188333 B CN 113188333B
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China
Prior art keywords
base
plates
inner cavity
gears
rotating motor
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CN202110322908.4A
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CN113188333A (en
Inventor
杨贵强
杨文光
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Suining Baihuwan Building Materials Co ltd
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Suining Baihuwan Building Materials Co ltd
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Priority to CN202110322908.4A priority Critical patent/CN113188333B/en
Publication of CN113188333A publication Critical patent/CN113188333A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00Furnaces of a kind not covered by any preceding group
    • F27B17/0016Chamber type furnaces
    • F27B17/0041Chamber type furnaces specially adapted for burning bricks or pottery
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/008Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D5/00Supports, screens, or the like for the charge within the furnace

Abstract

The invention discloses roasting equipment for producing shale bricks, which comprises a base, wherein a swinging mechanism is arranged in the base, and a containing mechanism is arranged at the upper end of the base; the swing mechanism includes: the device comprises a combustion chamber, two movable support plates, a swinging structure and a reciprocating pushing structure; the combustion chamber is arranged in an inner cavity at the lower end of the base, the two movable support plates can move in the left-right direction through the sliding grooves and are arranged at two ends of the base, the swinging structure is arranged in the inner cavity at the lower end of the base and is connected to the two movable support plates, and the reciprocating pushing structure is fixed in the inner cavity of the base.

Description

Roasting equipment is used in shale brick production
Technical Field
The invention relates to the technical field of roasting equipment, in particular to roasting equipment for producing shale bricks.
Background
The reaction process of roasting solid material at high temperature without melting may be oxidation, pyrolysis, reduction, halogenation, etc. and is commonly used in roasting inorganic chemical and metallurgical industry. The roasting process has two types of additive and non-additive.
Shale brick is the fragment of brick that utilizes shale and gangue to carry out high temperature firing as the raw materials, and when shale brick production, needs roasting equipment to process it, however current roasting device structure is too complicated, and the operating procedure is loaded down with trivial details, and calcination efficiency is lower, can not satisfy the production needs of enterprise, is unfavorable for the development of enterprise, in view of this, to the above-mentioned problem in-depth research, the production of tunneling has the present case to produce.
Disclosure of Invention
The invention aims to solve the problems, designs the roasting equipment for producing the shale brick, and solves the problems that the existing roasting device is too complex in structure, complicated in operation steps and low in roasting efficiency, cannot meet the production requirements of enterprises, and is not beneficial to the development of the enterprises.
The technical scheme of the invention for realizing the aim is as follows: the roasting equipment for producing the shale bricks comprises a base, wherein a swinging mechanism is arranged in the base, and a containing mechanism is arranged at the upper end of the base;
the swing mechanism includes: the device comprises a combustion chamber, two movable support plates, a swinging structure and a reciprocating pushing structure;
the combustion chamber is arranged in an inner cavity at the lower end of the base, the two movable support plates can move in the left-right direction through the sliding grooves and are arranged at two ends of the base, the swing structure is arranged in the inner cavity at the lower end of the base and is connected to the two movable support plates, and the reciprocating pushing structure is fixed in the inner cavity of the base.
Preferably, the containing mechanism comprises: the device comprises a housing, a plurality of first rotating shafts, a first rotating motor, a driving structure and a containing structure;
the dustcoat is fixed in the upper end of base, and a plurality of the both ends of first pivot are settled respectively in the inside upper and lower both ends of dustcoat, first rotating electrical machines inlays the inside of adorning in the dustcoat, the drive structure is settled on first rotating electrical machines, splendid attire structure is settled on the drive structure.
Preferably, the reciprocating pushing structure comprises: the second rotating motor, the second rotating shaft, the two second gears and the connecting rod are arranged in the shell;
the second rotating motor is embedded in the base, two ends of the second rotating shaft are respectively arranged in the inner cavity of the base and on the driving end of the second rotating motor, the two second gears are sleeved on the outer sides of the outer walls of the two second rotating shafts, and two ends of the connecting rod are connected to the two movable support plates.
Preferably, the driving structure includes: the first gears, the chains and the limiting clamping strips are arranged on the first gear;
the first gears are respectively sleeved on the first rotating shafts and the first rotating motors, the chains are sleeved on the outer sides of the first gears, and the limiting clamping strips are fixed at the upper end and the lower end of the inner cavity of the outer cover.
Preferably, the containing structure comprises: the device comprises a frame, a plurality of balls, a plurality of bearing plates and a plurality of clamping teeth;
the frame is movably arranged on the limiting clamping strips through the sliding grooves, the balls are embedded in the frame, the bearing plates are movably arranged in the inner cavity of the frame and attached to the balls, and the clamping teeth are arranged at two ends of the frame.
Preferably, the swing structure includes: the device comprises a plurality of limiting columns, two toothed plates and a plurality of swinging plates;
the plurality of limiting columns are respectively fixed on the two movable support plates, the two toothed plates are fixedly connected to the right ends of the two movable support plates, and the plurality of swinging plates are rotatably arranged at two ends of the inner cavity of the base.
Preferably, an exhaust pipe is installed at the upper end of the housing.
Preferably, two filter screens are installed in the inner cavity of the base, and the two filter screens are respectively located at the upper end and the lower end of the plurality of swing plates.
Preferably, a plurality of the toothed plates are meshed with the two second gears.
Preferably, a plurality of the latch teeth are meshed with a plurality of the first gears.
The roasting equipment for producing the shale bricks, which is manufactured by the technical scheme of the invention, has the advantages of simple structure and convenient operation, shale bricks can be roasted in batches through the bearing structure, the feeding time is saved, the temperature emission in a combustion chamber is effectively prevented, the roasting speed is increased through the reciprocating pushing structure, the automatic feeding is realized through the mutual matching action of the first rotating motor and the first gear, and the safety is improved.
Drawings
FIG. 1 is a schematic sectional view of a front view of a roasting apparatus for shale brick production according to the present invention.
FIG. 2 is a schematic sectional view of a front view of an exhaust pipe of the roasting equipment for producing shale bricks according to the present invention.
FIG. 3 is a schematic cross-sectional view of a filter screen of the roasting equipment for shale brick production in a top view.
FIG. 4 is a schematic right sectional view of the roasting equipment for shale brick production according to the present invention.
FIG. 5 is a schematic view of the enlarged structure of a portion of the roasting equipment for shale brick production shown in FIG. 1.
In the figure: 1. a base; 2. a combustion chamber; 3. moving the support plate; 4. a limiting column; 5. a toothed plate; 6. a swing plate; 7. a housing; 8. a first rotating shaft; 9. a first rotating electrical machine; 10. a first gear; 11. a chain; 12. limiting clamping strips; 13. a second rotating electrical machine; 14. a second rotating shaft; 15. a second gear; 16. a connecting rod; 17. a frame; 18. a ball bearing; 19. a carrier plate; 20. clamping teeth; 21. an exhaust pipe; 22. and (5) a filter screen.
Detailed Description
The embodiment is as follows: a roasting device for shale brick production comprises a base 1, wherein a swing mechanism is arranged in the base 1, and a containing mechanism is arranged at the upper end of the base 1;
referring to fig. 1-5, in an implementation, the swing mechanism includes: the device comprises a combustion chamber 2, two movable support plates 3, a swinging structure and a reciprocating pushing structure; the connection relationship is as follows:
in the inner chamber of 1 lower extreme of base was seted up to combustion chamber 2, two removal extension boards 3 can follow the both ends of settling in base 1 that left right direction removed through the spout, and the swing structure is settled in the inner chamber of 1 lower extreme of base, and connects on two removal extension boards 3, and reciprocal promotion structure is fixed in the inner chamber of base 1.
In a specific implementation process, it should be noted that the containing mechanism includes: the device comprises an outer cover 7, a plurality of first rotating shafts 8, a first rotating motor 9, a driving structure and a containing structure; the connection relationship is as follows:
the dustcoat 7 is fixed in the upper end of base 1, and the upper and lower both ends in dustcoat 7 inside are settled respectively at the both ends of the first pivot 8 of a plurality of, and first rotating electrical machines 9 inlays the dress in the inside of dustcoat 7, and drive structure settles on first rotating electrical machines 9, and the splendid attire structure settles on drive structure.
In the specific implementation process, it should be noted that the reciprocating pushing structure includes: a second rotating electric machine 13, a second rotating shaft 14, two second gears 15, and a connecting rod 16; the connection relationship is as follows:
the second rotating motor 13 is embedded in the base 1, two ends of the second rotating shaft 14 are respectively arranged in the inner cavity of the base 1 and on the driving end of the second rotating motor 13, the two second gears 15 are sleeved outside the outer walls of the two second rotating shafts 14, and two ends of the connecting rod 16 are connected to the two movable support plates 3.
In a specific implementation process, it should be noted that the driving structure includes: the device comprises a plurality of first gears 10, a chain 11 and a plurality of limiting clamping strips 12; the connection relationship is as follows:
a plurality of first gears 10 are respectively sleeved on a plurality of first rotating shafts 8 and a first rotating motor 9, a chain 11 is sleeved on the outer sides of the plurality of first gears 10, and a plurality of limiting clamping strips 12 are fixed at the upper end and the lower end of an inner cavity of the outer cover 7.
In the specific implementation process, it should be noted that the containing structure includes: the device comprises a frame 17, a plurality of balls 18, a plurality of bearing plates 19 and a plurality of latch 20; the connection relationship is as follows:
the frame 17 is movably arranged on the limiting clamping strips 12 through the sliding grooves, the balls 18 are embedded in the frame 17, the bearing plates 19 are movably arranged in the inner cavity of the frame 17 and attached to the balls 18, and the clamping teeth 20 are arranged at two ends of the frame 17.
In a specific implementation process, it should be noted that the swing structure includes: the device comprises a plurality of limiting columns 4, two toothed plates 5 and a plurality of swinging plates 6; the connection relationship is as follows:
on a plurality of spacing post 4 was fixed in two removal extension boards 3 respectively, two pinion rack 5 fixed connection in two right-hand members that remove extension board 3, the rotatable both ends of settling in the 1 inner chamber of base of a plurality of swing plate 6.
From the above general situation it follows that: when the device is used, firstly, the bearing plate 19 is dragged, the bearing plate 19 moves under the action of the balls 18, after the bearing plate 19 is pulled out, the shale bricks are placed on the bearing plate 19, after the bearing plate is placed, the bearing plate 19 is reset, then the sliding door on the outer cover 7 is opened, the frame 17 is placed on the limiting clamping strip 12, then the first rotating motor 9 rotates, the first rotating shaft 8 is driven by the chain 11 to rotate, the first gear 10 rotates along with the first rotating shaft due to the fact that the clamping teeth 20 are meshed with the first gear 10, the clamping teeth 20 are fixedly arranged at two ends of the frame 17 to drive the frame 17 to move towards the inside of the outer cover 7, then the sliding door is closed, then the roasting is started, fuel is combusted in the combustion chamber 2, in the combustion process, the second rotating motor 13 drives the second rotating shaft 14 to rotate, the second gear 15 rotates, because the second gear 15 is meshed with the toothed plate 5, the toothed plate 5 moves to drive the limit column 4 to move, the limit column 4 pushes the swing plate 6 to rotate the swing plate 6, then the second rotating motor 13 rotates reversely to drive the second rotating shaft 14 to rotate reversely, so that the limit post 4 drives the swinging plate 6 to do reciprocating motion, the hot gas in the combustion chamber 2 is dispersed from the lower part of the shale brick to the inside, the roasting speed is increased, the exhaust pipe 21 is used for exhausting gas, the two filter 22 nets are used for preventing fly ash from entering the frame 17 in the swinging process of the swinging plate 6, during the firing of the first batch of shale bricks, the worker may stack another batch of shale bricks on the carrier plate 19 on the frame 17, prepare it, when the first batch of shale bricks has been fired, the frame 17 containing the second batch of shale bricks is fed directly into the interior of the casing 7.
Preferably, an exhaust pipe 21 is attached to an upper end of the housing 7.
Preferably, two filtering nets 22 are installed in the inner cavity of the base 1, and the two filtering nets 22 are respectively located at the upper and lower ends of the plurality of swing plates 6.
Preferably, furthermore, a plurality of toothed plates 5 are intermeshed with the two second gears 15.
Preferably, further, the plurality of latch teeth 20 are intermeshed with the plurality of first gear wheels 10.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications made to some parts by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims (5)

1. The roasting equipment for producing the shale bricks comprises a base (1) and is characterized in that a swinging mechanism is arranged in the base (1), and a containing mechanism is arranged at the upper end of the base (1);
the swing mechanism includes: the device comprises a combustion chamber (2), two movable support plates (3), a swinging structure and a reciprocating pushing structure;
the combustion chamber (2) is arranged in an inner cavity at the lower end of the base (1), the two movable support plates (3) can move in the left-right direction through sliding grooves and are arranged at two ends of the base (1), the swinging structure is arranged in the inner cavity at the lower end of the base (1) and is connected to the two movable support plates (3), and the reciprocating pushing structure is fixed in the inner cavity of the base (1);
the containing mechanism comprises: the device comprises a housing (7), a plurality of first rotating shafts (8), a first rotating motor (9), a driving structure and a containing structure;
the outer cover (7) is fixed at the upper end of the base (1), two ends of the first rotating shafts (8) are respectively arranged at the upper end and the lower end of the inner part of the outer cover (7), the first rotating motor (9) is embedded in the outer cover (7), the driving structure is arranged on the first rotating motor (9), and the containing structure is arranged on the driving structure;
the driving structure includes: the device comprises a plurality of first gears (10), a chain (11) and a plurality of limiting clamping strips (12);
the first gears (10) are respectively sleeved on the first rotating shafts (8) and the first rotating motor (9), the chain (11) is sleeved on the outer sides of the first gears (10), and the limiting clamping strips (12) are fixed at the upper end and the lower end of the inner cavity of the outer cover (7);
the containing structure comprises: the device comprises a frame (17), a plurality of balls (18), a plurality of bearing plates (19) and a plurality of latch teeth (20);
the frame (17) is movably arranged on a plurality of limiting clamping strips (12) through a sliding groove, a plurality of balls (18) are embedded in the frame (17), a plurality of bearing plates (19) are movably arranged in an inner cavity of the frame (17) and attached to the plurality of balls (18), a plurality of clamping teeth (20) are arranged at two ends of the frame (17), and the plurality of clamping teeth (20) are meshed with the plurality of first gears (10).
2. The shale brick production roasting apparatus of claim 1, wherein the reciprocating pushing structure comprises: a second rotating motor (13), a second rotating shaft (14), two second gears (15) and a connecting rod (16);
the second rotating motor (13) is embedded in the base (1), two ends of the second rotating shaft (14) are respectively arranged in the inner cavity of the base (1) and on the driving end of the second rotating motor (13), the two second gears (15) are sleeved on the outer sides of the outer walls of the two second rotating shafts (14), and two ends of the connecting rod (16) are connected to the two movable support plates (3).
3. The roasting apparatus for shale brick production according to claim 2, wherein the oscillating structure comprises: a plurality of limiting columns (4), two toothed plates (5) and a plurality of swinging plates (6);
the limiting columns (4) are fixed on the two movable supporting plates (3) respectively, the two toothed plates (5) are fixedly connected to the right ends of the two movable supporting plates (3), the swinging plates (6) are rotatably arranged at two ends of an inner cavity of the base (1), and the toothed plates (5) are meshed with the second gears (15).
4. The roasting equipment for shale brick production according to claim 1, wherein an exhaust pipe (21) is installed at an upper end of the housing (7).
5. The roasting equipment for shale brick production according to claim 3, wherein two filter screens (22) are installed in the inner cavity of the base (1), and the two filter screens (22) are respectively positioned at the upper and lower ends of the plurality of swing plates (6).
CN202110322908.4A 2021-03-26 2021-03-26 Roasting equipment is used in shale brick production Active CN113188333B (en)

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Application Number Priority Date Filing Date Title
CN202110322908.4A CN113188333B (en) 2021-03-26 2021-03-26 Roasting equipment is used in shale brick production

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Application Number Priority Date Filing Date Title
CN202110322908.4A CN113188333B (en) 2021-03-26 2021-03-26 Roasting equipment is used in shale brick production

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CN113188333A CN113188333A (en) 2021-07-30
CN113188333B true CN113188333B (en) 2022-07-15

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB476928A (en) * 1936-03-13 1937-12-13 Arthur Geyer Improvements in and relating to kilns and plants for burning bricks and the like
JPH09229566A (en) * 1996-02-23 1997-09-05 Chiyuunou Yogyo Kk Furnace manufacture of ceramic product using the furnace and ceramic product manufacturing facility
KR20130015076A (en) * 2011-08-02 2013-02-13 주식회사 포스코 Apparatus for drawing out ram of extruder ram
CN106482521A (en) * 2016-12-05 2017-03-08 重庆市万盛区万兴建筑材料有限公司 A kind of brickkiln for firing colliery wastes brick
CN109425226A (en) * 2017-08-31 2019-03-05 宝山钢铁股份有限公司 A kind of off-line baking equipment
CN210374578U (en) * 2019-05-16 2020-04-21 山东沈耐新材料科技有限公司 Convenient resistant firebrick kiln car of ejection of compact
CN111059902A (en) * 2019-12-25 2020-04-24 涡阳县晟丰新型建材有限公司 Baking device for fly ash brick
CN111664704A (en) * 2020-06-08 2020-09-15 深圳市和志诚环保建材有限公司 Sintering kiln and process for preparing regenerated bricks by using same
CN211626083U (en) * 2019-12-23 2020-10-02 盐城市盛丰机械有限公司 Energy-saving high-efficient type preheater of adaptive temperature

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE433484B (en) * 1981-06-26 1984-05-28 Mannesmann Ag APPARATUS FOR TRANSPORTING BUILDING MATERIAL TO A WORKPLACE FROM A HIGHER TO A LOWER LEVEL OR VICE VERSA
CN106813501B (en) * 2015-11-27 2020-07-14 湖南鼎玖能源环境科技股份有限公司 Rotary furnace
JP6591925B2 (en) * 2016-03-31 2019-10-16 高砂工業株式会社 Rotary kiln
CN206278677U (en) * 2016-12-24 2017-06-27 李顺锋 One kind embraces brick clamper and its loading machine
CN207256530U (en) * 2017-10-16 2018-04-20 滁州市南谯生辉新型建材有限公司 A kind of sintering shale Refuse air brick production mixing arrangement

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB476928A (en) * 1936-03-13 1937-12-13 Arthur Geyer Improvements in and relating to kilns and plants for burning bricks and the like
JPH09229566A (en) * 1996-02-23 1997-09-05 Chiyuunou Yogyo Kk Furnace manufacture of ceramic product using the furnace and ceramic product manufacturing facility
KR20130015076A (en) * 2011-08-02 2013-02-13 주식회사 포스코 Apparatus for drawing out ram of extruder ram
CN106482521A (en) * 2016-12-05 2017-03-08 重庆市万盛区万兴建筑材料有限公司 A kind of brickkiln for firing colliery wastes brick
CN109425226A (en) * 2017-08-31 2019-03-05 宝山钢铁股份有限公司 A kind of off-line baking equipment
CN210374578U (en) * 2019-05-16 2020-04-21 山东沈耐新材料科技有限公司 Convenient resistant firebrick kiln car of ejection of compact
CN211626083U (en) * 2019-12-23 2020-10-02 盐城市盛丰机械有限公司 Energy-saving high-efficient type preheater of adaptive temperature
CN111059902A (en) * 2019-12-25 2020-04-24 涡阳县晟丰新型建材有限公司 Baking device for fly ash brick
CN111664704A (en) * 2020-06-08 2020-09-15 深圳市和志诚环保建材有限公司 Sintering kiln and process for preparing regenerated bricks by using same

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