CN112128792A - Boiler of scraper feeding system - Google Patents
Boiler of scraper feeding system Download PDFInfo
- Publication number
- CN112128792A CN112128792A CN202011028559.7A CN202011028559A CN112128792A CN 112128792 A CN112128792 A CN 112128792A CN 202011028559 A CN202011028559 A CN 202011028559A CN 112128792 A CN112128792 A CN 112128792A
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- CN
- China
- Prior art keywords
- chain
- feed opening
- shell
- boiler
- scraper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 28
- 238000005299 abrasion Methods 0.000 claims abstract description 8
- 239000002893 slag Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 239000000779 smoke Substances 0.000 claims description 4
- 238000005496 tempering Methods 0.000 claims description 2
- 241000282472 Canis lupus familiaris Species 0.000 claims 1
- 239000000446 fuel Substances 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 15
- 230000033001 locomotion Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
- F23K3/10—Under-feed arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M11/00—Safety arrangements
- F23M11/02—Preventing emission of flames or hot gases, or admission of air, through working or charging apertures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/007—Regulating fuel supply using mechanical means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a boiler of a scraper feeding system, which comprises a feeding hole, a roller, a first motor, a second motor, an abrasion-resistant plate, a scraper chain, a feed opening, a slag discharge opening, a tensioning device, a boiler and a grate, wherein the roller is provided with a stop block in a crossed manner, the scraper chain is composed of a chain belt and a scraper, the roller is provided with the stop block in a crossed manner and is driven by the second motor, the abrasion-resistant plate is arranged at the lower end of the roller, the scraper chain is arranged on the abrasion-resistant plate and is driven by the second motor in a conduction manner, the tensioning device is arranged on the right side of the scraper chain, the left side of the scraper chain is provided with the feed opening, the tail end of the feed opening penetrates through. Through the device, automatic, stable and continuous feeding can be realized, and fuel accumulation in the feeding device and the combustion chamber is prevented.
Description
Technical Field
The invention relates to the field of boiler feeding systems, in particular to a boiler of a scraper feeding system.
Background
The scraper conveyor is a conveying device for conveying bulk materials in a groove by using a scraper chain for traction, can be used for horizontal transportation and inclined transportation, and has the working principle that a scraper is fixed on the chain to form a scraper chain as a traction member, and after a machine head transmission part is started, a chain wheel on a machine head shaft is driven to rotate, so that the scraper chain runs circularly to drive materials to move along a chute until the machine head part is unloaded. The scraper conveyor has simple and firm structure, can bear bending in the vertical or horizontal direction, and can feed or discharge materials at any point on the conveying length. Feeding device is essential in the boiler work, but the unloading of current boiler feeding device is inhomogeneous, and unloading speed and unloading volume are difficult to adjust, and the phenomenon of putty windrow appears easily in feeding device inside and boiler grate.
Application number 201720407873.3 discloses a prevent gate-type scraper feeder of jam, including landing leg, scraper chain, scraper blade, organism and vibrator, driving motor is installed at the top of organism, feed inlet department installs the feeder hopper, the side-mounting of feeder hopper has the vibrator, the internally mounted of organism has preceding sprocket and rear sprocket, scrape the inside conveyer belt of installing through drive roll and driven voller of organism of scraper chain below, the secondary roller is installed to the inside upper end of conveyer belt, be fixed with the installing support on the organism inner wall of conveyer belt one side, install clean brush on the installing support, the organism internally mounted of conveyer belt below has the guide plate. This technical scheme is comparatively complicated, does not concretely relate to feed opening water jacket structure to can't utilize the heat that the water jacket absorbed.
The technical scheme has a complex structure, can not realize automatic, uniform, stable and continuous feeding, and can not adjust the tensioning of the chain belt.
Disclosure of Invention
The invention aims to provide a boiler of a scraper feeding system, which has a simple and firm structure, can automatically, quantitatively, stably and continuously feed materials and prevent fuel accumulation in a feeding device and a combustion chamber.
A boiler of a scraper feeding system comprises a furnace wall, wherein a combustion chamber is arranged in the furnace wall, a grate is arranged in the combustion chamber, the grate is arranged on a front driving roller and a rear driving roller, an air chamber is arranged below the grate, a plurality of boiler tube bundles are arranged on the side wall of the combustion chamber, the upper end and the lower end of each boiler tube bundle are respectively connected with a first steam pocket and a second steam pocket, the first steam pocket is positioned at the top of the combustion chamber, the second steam pocket is positioned at the bottom of the combustion chamber, a smoke exhaust pipe is arranged on one side outside the furnace wall, a scraper feeding device is arranged on the other side of the furnace wall, the scraper feeding device comprises a shell, wear-resistant plates are arranged inside the shell, two front chain wheels and two rear chain wheels are respectively arranged at the four corners of each wear-resistant plate, the front chain wheels and the rear chain wheels are connected through chain wheel sleeves, the two front chain wheels, a plurality of scraping plates are fixedly connected between the two chain belts, and the chain belts are in contact with the outer surface of the wear-resisting plate; the first chain wheel shaft penetrates through the shells on the two sides and is connected with the shells in a rotating mode, the tail end of one side of the first chain wheel shaft is fixedly connected with a driven wheel in a concentric mode, a first motor is arranged at the top of the shell, the front end of the first motor is connected with a speed reducer, the first motor and the speed reducer are fixedly connected with the shell through a first support, a first rotating shaft is arranged on the speed reducer, a driving wheel is arranged at the tail end of the first rotating shaft and is fixedly connected with the first rotating shaft in a concentric mode, and the driving wheel is connected with the. On the basis of the scheme, a water filling port is arranged on the box body on the left side of the water tank, and a water leakage port is arranged at the bottom of the water tank.
On the basis of the scheme, a feed inlet is formed in the upper portion of the wear-resisting plate, a roller is arranged in the middle of the feed inlet, a plurality of stop blocks are arranged on the roller in a crossed mode, a second rotating shaft is fixedly connected with the roller and penetrates through the feed inlet shell and is connected with the feed inlet shell in a rotating mode, the left end of the second rotating shaft is connected with a second motor, and the second motor is connected with the shell through a second support.
On the basis of the scheme, two ends of the second chain wheel shaft are arranged in the limiting grooves in the shell, a sleeve is arranged between the two rear chain wheels on the second chain wheel shaft, the sleeve is sleeved on the second chain shaft and connected with the adjusting screw rod, and the adjusting screw rod penetrates through the shell and is connected with an external adjusting nut bolt.
On the basis of the scheme, the left end of the front chain wheel is provided with a feed opening, the lower end of the feed opening penetrates through the furnace wall to be connected with the combustion chamber, and the tail end of the feed opening is provided with an anti-tempering cover.
On the basis of the scheme, the bottom of the boiler is provided with an ash removal door.
On the basis of the scheme, a fan is arranged on one side of the outer part of the furnace wall and is connected with the air chamber through an air supply pipe.
On the basis of the scheme, the included angle between the scraper and the two chain belts is 90 degrees.
On the basis of the scheme, the bottom of the shell is provided with a slag discharge hole.
Has the advantages that:
1. the second chain wheel shaft, the limiting groove, the sleeve, the adjusting screw rod and the adjusting nut form a tensioning device together, the adjusting nut is rotated to drive the adjusting screw rod to move back and forth, the second chain wheel shaft is driven to move back and forth, the chain belt is tensioned or loosened, and the tightness of the chain belt can be adjusted as required.
2. The feed inlet below is equipped with the cylinder, and the material drops into on the cylinder from the feed inlet, and on the cylinder rotated and delivered the material to the antifriction plate in below via the dog of locating on the cylinder, the rotational speed of accessible control second motor adjusted the feed speed.
3. Use first motor as the power supply, through the conduction, drive the chain belt and move forward to scrape forward through the material that locates the scraper blade between the chain belt and will fall into on the antifriction plate, finally deliver to the feed opening with the material, the unloading speed of scraper blade chain belt is adjusted to the rotational speed of accessible control first motor, and the feed opening end is equipped with fire-proof lid, can prevent that the flame in the combustion furnace from scurrying to rising to feeder in through the feed opening.
4. The fire grate has large design space, can realize reciprocating movement back and forth by being driven by the two driving rollers, prevents fuel from accumulating in the combustion chamber and is beneficial to full combustion.
5. In conclusion, the boiler feeding device can realize automatic, quantitative, stable and continuous feeding, and can adjust the tightness of the chain belt according to requirements. The boiler grate can realize the full combustion of materials and prevent stacking.
Drawings
FIG. 1 is a schematic view of the overall structure of a boiler of a scraper feeding system
FIG. 2 is a schematic sectional view of part A in FIG. 1
FIG. 3 is a schematic front view of the portion A in FIG. 1
FIG. 4 is a schematic top view of the portion B in FIG. 2
FIG. 5 is a schematic top view of the cross-sectional structure of portion C in FIG. 2
FIG. 6 is an enlarged view of a portion D in FIG. 1
In the figure: 1-furnace wall, 2-combustion chamber, 3-boiler tube bank, 4-anti-backfire cover, 5-blower, 6-fire grate, 7-ash-removing door, 8-air chamber, 9-second steam drum, 10-smoke exhaust pipe, 11-first steam drum, 12-discharge opening, 13-front chain wheel, 14-first support, 15-driving belt, 16-driving wheel, 17-second motor, 18-second support, 19-feeding opening, 20-stop block, 21-second rotating shaft, 22-shell, 23-regulating nut, 24-regulating screw, 25-wear-resisting plate, 26-chain belt, 27-scraping plate, 28-rear chain wheel, 29-first chain wheel shaft, 30-driven wheel, 31-first rotating shaft, 32-limiting groove, 33-a second chain wheel shaft, 34-a first motor, 35-a speed reducer, 36-a roller, 37-a driving roller wheel, 38-a sleeve and 39-a slag discharge port.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, 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.
The boiler of the scraper feeding system according to the embodiment of the present invention will be further described with reference to fig. 1-6.
A boiler of a scraper feeding system comprises a boiler wall 1, wherein a combustion chamber 2 is arranged in the boiler wall 1, a grate 6 is arranged on the lower portion of the combustion chamber 2, the grate 6 is arranged on front and rear driving roller wheels 37, an air chamber 8 is arranged below the grate 6, a plurality of boiler tube bundles 3 are arranged on the side wall of the combustion chamber 2, the upper end and the lower end of each boiler tube bundle 3 are respectively connected with a first steam drum 11 and a second steam drum 9, the first steam drum 11 is positioned at the top of the combustion chamber 2, the second steam drum 9 is positioned at the bottom of the combustion chamber 2, an ash removal door 7 is arranged at the bottom of the boiler, a smoke exhaust pipe 10 is arranged on one side of the outer portion of the boiler wall 1, a fan 5 is arranged at the lower end of the other side. Above-mentioned material is arranged in and is burnt on the grate 6, and the grate 6 drives through two drive running rollers 37 and realizes reciprocating motion from beginning to end, prevents that the interior fuel of combustion chamber 2 from piling up, is favorable to abundant burning, and plenum 8 is connected with outside fan 5 under the grate 6, provides sufficient oxygen for the material burning, and boiler tube bank 3 on the lateral wall of combustion chamber 2 realizes the abundant absorption to the heat, and the flue gas that the burning produced is discharged through exhaust pipe 10, and the boiler bottom is equipped with deashing door 7 and makes things convenient for the staff deashing.
The boiler further comprises a scraper feeding device, the scraper feeding device comprises a shell 22, an abrasion-resistant plate 25 is arranged inside the shell 22, two front chain wheels 13 and two rear chain wheels 28 are arranged at four corners of the abrasion-resistant plate 25 respectively, the front chain wheels 13 and the rear chain wheels 28 are connected through chain belts 26 in a sleeved mode, the two front chain wheels 13 are fixedly connected concentrically through a first chain wheel shaft 29, the two rear chain wheels 28 are connected rotationally through a second chain wheel shaft 33, a plurality of scraper plates 27 are fixedly connected between the chain belts 26, the chain belts 26 are in contact with the outer surface of the abrasion-resistant plate 25, and the connecting included angles between the scraper plates 27 and the two chain belts 26 are 90 degrees; the first chain wheel shaft 29 penetrates through the shells 22 on the two sides and is connected with the shells in a rotating mode, the driven wheel 30 is fixedly connected with the tail end of one side of the first chain wheel shaft 29 in a concentric mode, the top of the shell 22 is provided with a first motor 34, the front end of the first motor 34 is connected with a speed reducer 35, the first motor 34 and the speed reducer 35 are fixedly connected with the shell 22 through a first support 14, the speed reducer 35 is provided with a first rotating shaft 31, the tail end of the first rotating shaft 31 is provided with a driving wheel 16 which is fixedly connected with the first rotating shaft in a concentric mode, and the driving wheel 16 is connected with the driven wheel; a feed inlet 19 is arranged above the wear-resistant plate 25, a roller 36 is arranged in the middle of the feed inlet 19, a plurality of stop blocks 20 are arranged on the roller 36 in a crossed manner, a second rotating shaft 21 is fixedly connected with the center of the roller 36, the second rotating shaft 21 penetrates through the shell 22 at the feed inlet 19 and is rotatably connected with the shell, the left end of the second rotating shaft 21 is connected with a second motor 17, and the second motor 17 is connected with the shell 22 through a second bracket 18; the two ends of the second chain wheel shaft 33 are both arranged in the limiting grooves 32 on the shell 22, a sleeve 38 is arranged between the two rear chain wheels 28 on the second chain wheel shaft 33, the sleeve 38 is sleeved on the second chain shaft and is connected with the adjusting screw 24, and the adjusting screw 24 penetrates through the shell 22 and is in bolt connection with the external adjusting nut 23; the left end of the front chain wheel 13 is provided with a feed opening 12, the lower end of the feed opening 12 penetrates through the furnace wall 1, the tail end of the feed opening is provided with an anti-backfire cover 4, and the bottom of the shell is provided with a slag discharge opening 39 for cleaning and discharging slag. The materials are put into the feed port 19 and fall onto the roller 36, the roller 36 rotates and sends the materials to the lower wear-resisting plate 25 through the stop block 20 arranged on the roller 36, and the feeding speed can be adjusted by controlling the rotating speed of the second motor 17; the first motor 34 operates, the driving wheel 16 is driven by the speed reducer 35, the driving wheel 16 drives the driven wheel 30 by the conveyor belt, and then drives the two front chain wheels 13 to rotate, so as to drive the chain belt 26 on the wear-resistant plate 25 to move forward, and the material falling on the wear-resistant plate 25 is scraped forward by the scraper 27, and finally the material is conveyed to the feed opening 12 and falls on the fire grate 6 at the bottom of the combustion chamber 2 by the feed opening 12, the feed speed of the chain belt of the scraper can be adjusted by controlling the rotating speed of the first motor 34, and the tail end of the feed opening 12 is provided with the anti-backfire cover, so that the flame in the combustion furnace can be prevented from rising into; the second chain wheel shaft 33, the limiting groove 32, the sleeve 38, the adjusting screw 24 and the adjusting nut 23 form a tensioning device together, the adjusting screw 24 is driven to move back and forth by rotating the adjusting nut 23, and then the second chain wheel shaft 33 is driven to move back and forth, so that the function of tensioning or loosening the chain belt 26 is achieved; the device can realize automatic, quantitative, stable and continuous feeding, and can adjust the tightness of the chain belt 26 according to the requirement.
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 or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A boiler of a scraper feeding system, comprising a furnace wall, characterized in that: the boiler comprises a furnace wall, a combustion chamber is arranged in the furnace wall, a grate is arranged in the combustion chamber, the grate is arranged on a front driving roller and a rear driving roller, an air chamber is arranged below the grate, a plurality of boiler tube bundles are arranged on the side wall of the combustion chamber, the upper ends and the lower ends of the boiler tube bundles are respectively connected with a first steam pocket and a second steam pocket, the first steam pocket is positioned at the top of the combustion chamber, the second steam pocket is positioned at the bottom of the combustion chamber, a smoke exhaust pipe is arranged on one side outside the furnace wall, a scraper feeding device is arranged on the other side of the furnace wall, the scraper feeding device comprises a shell, an abrasion-resistant plate is arranged in the shell, two front chain wheels and two rear chain wheels are respectively arranged at four corners of the abrasion-resistant plate, the front chain wheels and the rear chain wheels are connected through chain belts in a sleeved mode, the two front chain wheels are concentrically, the chain belt is in contact with the outer surface of the wear-resisting plate; the first chain wheel shaft penetrates through the shells on the two sides and is connected with the shells in a rotating mode, the tail end of one side of the first chain wheel shaft is fixedly connected with a driven wheel in a concentric mode, a first motor is arranged at the top of the shell, the front end of the first motor is connected with a speed reducer, the first motor and the speed reducer are fixedly connected with the shell through a first support, a first rotating shaft is arranged on the speed reducer, a driving wheel is arranged at the tail end of the first rotating shaft and is fixedly connected with the first rotating shaft in a concentric mode, and the driving wheel is connected with the.
2. A feed system feed opening water jacket as defined in claim 1, wherein: the wear-resisting plate top is equipped with the feed inlet, the feed inlet middle part is equipped with the cylinder, and has crossed on the cylinder and arranged a plurality of dogs, the cylinder center has second axis of rotation fixed connection with it, the second axis of rotation runs through the feed inlet casing and rotates with it to be connected, the second motor is connected to second axis of rotation left end, the second motor passes through the second support and is connected with the casing.
3. A feed system feed opening water jacket as defined in claim 1, wherein: the two ends of the second chain wheel shaft are arranged in limiting grooves in the shell, a sleeve is arranged between the two rear chain wheels on the second chain wheel shaft, the sleeve is sleeved on the second chain shaft and connected with an adjusting screw rod, and the adjusting screw rod penetrates through the shell and is connected with an external adjusting nut bolt.
4. A feed system feed opening water jacket as defined in claim 1, wherein: the left end of the front chain wheel is provided with a feed opening, the lower end of the feed opening penetrates through the furnace wall to be connected with the combustion chamber, and the tail end of the feed opening is provided with an anti-tempering cover.
5. A feed system feed opening water jacket as defined in claim 1, wherein: and an ash removal door is arranged at the bottom of the boiler.
6. A feed system feed opening water jacket as defined in claim 1, wherein: and a fan is arranged on one side outside the furnace wall and is connected with the air chamber through an air supply pipe.
7. A feed system feed opening water jacket as defined in claim 1, wherein: the included angle between the scraper and the two chain belts is 90 degrees.
8. A feed system feed opening water jacket as defined in claim 1, wherein: the bottom of the shell is provided with a slag discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028559.7A CN112128792A (en) | 2020-09-25 | 2020-09-25 | Boiler of scraper feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028559.7A CN112128792A (en) | 2020-09-25 | 2020-09-25 | Boiler of scraper feeding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112128792A true CN112128792A (en) | 2020-12-25 |
Family
ID=73839456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011028559.7A Pending CN112128792A (en) | 2020-09-25 | 2020-09-25 | Boiler of scraper feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112128792A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064756U (en) * | 1990-01-18 | 1990-10-31 | 余国维 | Caterpillar chain type conveyer |
| CN2744984Y (en) * | 2004-07-30 | 2005-12-07 | 朴海平 | Coal-burning boiler |
| KR20130134769A (en) * | 2012-05-31 | 2013-12-10 | 안상일 | A fire grate for combustion apparatus |
| CN205678697U (en) * | 2016-04-10 | 2016-11-09 | 广东龙正节能环保科技有限公司 | A kind of feeding structure of macro-organism matter powder combustion device |
| CN206842334U (en) * | 2017-04-18 | 2018-01-05 | 泉州君寻贸易有限公司 | A kind of anticlogging door type scratch batcher |
| CN208165896U (en) * | 2018-03-23 | 2018-11-30 | 滨海县恒丰粮食机械有限公司 | A kind of embedded scraper transporter |
| CN209618135U (en) * | 2018-12-21 | 2019-11-12 | 浙江杭瑞中资食品有限公司 | A kind of scratch board conveyor |
| CN209744362U (en) * | 2019-03-31 | 2019-12-06 | 唐山市丰润区神火新能源开发有限公司 | Biomass particle combustion stove |
| CN210546506U (en) * | 2019-07-26 | 2020-05-19 | 罗博生 | Bidirectional chain belt differential cleaning mechanism |
-
2020
- 2020-09-25 CN CN202011028559.7A patent/CN112128792A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064756U (en) * | 1990-01-18 | 1990-10-31 | 余国维 | Caterpillar chain type conveyer |
| CN2744984Y (en) * | 2004-07-30 | 2005-12-07 | 朴海平 | Coal-burning boiler |
| KR20130134769A (en) * | 2012-05-31 | 2013-12-10 | 안상일 | A fire grate for combustion apparatus |
| CN205678697U (en) * | 2016-04-10 | 2016-11-09 | 广东龙正节能环保科技有限公司 | A kind of feeding structure of macro-organism matter powder combustion device |
| CN206842334U (en) * | 2017-04-18 | 2018-01-05 | 泉州君寻贸易有限公司 | A kind of anticlogging door type scratch batcher |
| CN208165896U (en) * | 2018-03-23 | 2018-11-30 | 滨海县恒丰粮食机械有限公司 | A kind of embedded scraper transporter |
| CN209618135U (en) * | 2018-12-21 | 2019-11-12 | 浙江杭瑞中资食品有限公司 | A kind of scratch board conveyor |
| CN209744362U (en) * | 2019-03-31 | 2019-12-06 | 唐山市丰润区神火新能源开发有限公司 | Biomass particle combustion stove |
| CN210546506U (en) * | 2019-07-26 | 2020-05-19 | 罗博生 | Bidirectional chain belt differential cleaning mechanism |
Non-Patent Citations (1)
| Title |
|---|
| 袁一: "《化学工程师手册》", 31 January 2001, 机械工业出版社 * |
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Application publication date: 20201225 |