CN107789916B - Umbrella-shaped rotary particulate matter removing device for sintering flue gas - Google Patents
Umbrella-shaped rotary particulate matter removing device for sintering flue gas Download PDFInfo
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- CN107789916B CN107789916B CN201711306251.2A CN201711306251A CN107789916B CN 107789916 B CN107789916 B CN 107789916B CN 201711306251 A CN201711306251 A CN 201711306251A CN 107789916 B CN107789916 B CN 107789916B
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- Prior art keywords
- umbrella
- flue gas
- dust remover
- driving shaft
- shaped
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000003546 flue gas Substances 0.000 title claims abstract description 58
- 238000005245 sintering Methods 0.000 title claims abstract description 30
- 239000013618 particulate matter Substances 0.000 title claims description 12
- 239000000428 dust Substances 0.000 claims abstract description 82
- 239000002245 particle Substances 0.000 claims abstract description 9
- 238000011010 flushing procedure Methods 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 230000007774 longterm Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0012—In-line filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/103—Curved filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/025—Other waste gases from metallurgy plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an umbrella-shaped rotary particle removing device for sintering flue gas, which has the working principle that high-speed gas enters from an air inlet at the bottom of a tank body, then passes through a primary flue gas spoiler to form a turbulent air flow field, then upwards enters a primary umbrella-shaped dust remover, and the primary umbrella-shaped dust remover rotates at a high speed under the drive of a first driving shaft and fully contacts with turbulent air flow to adsorb dust in the gas; the gas passing through primary dust removal forms more turbulent air flow through the second grade flue gas spoiler that the rotation direction is completely opposite, then through second grade umbrella-shaped dust remover, the rotation direction of second grade umbrella-shaped dust remover is opposite with the rotation direction of first order umbrella-shaped dust remover, can increase the contact time with the air flow, increases and improves the dust removal effect, guarantees that the dust removal effect is long-term high-efficient.
Description
Technical Field
The invention relates to the technical field of sintering machine flue gas dust removal systems, in particular to an umbrella-shaped rotary particle removal device for sintering flue gas.
Background
In the metallurgical industry, the sintered ore plays an important role as an upstream process of iron making, and whether the combustion of the sintered material directly affects the energy consumption during smelting or not sufficiently, so that the combustion of the sintered material is required to be ensured to be sufficient; the popular sintering method in the metallurgical industry comprises the steps of distributing sintering materials on a trolley of a sintering machine, then conducting flame combustion through the sintering machine, and simultaneously conducting air convection at the bottom of the trolley of the sintering machine by utilizing a blower, so that high-temperature gas at the upper part of the sintering materials is convected from the upper part of the trolley to the bottom of the trolley, and the sintering materials at the lower part of the trolley are driven to be fully combusted.
In the actual production process, the sintering machine contains a large amount of unrecoverable dust and other pollutant substances in tail flue gas, the substances pollute the environment in a large amount, high-efficiency dust removal operation is needed, the main dust removal technology at present is desulfurization and denitrification and cloth bag dust removal, and the dust removal facilities all have the problems of running for a period of time and reducing the dust removal effect.
Therefore, how to provide an umbrella-shaped rotary particulate matter removing device for sintering flue gas to ensure long-term high efficiency of dust removing effect is a technical problem to be solved by the present technicians in the field.
Disclosure of Invention
Therefore, the invention aims to provide an umbrella-shaped rotary particle removing device for sintering flue gas, so as to ensure long-term high efficiency of dust removing effect.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an umbrella-shaped rotary particle removing device for sintering flue gas comprises a tank body, a first driving shaft, a second driving shaft, a primary flue gas spoiler, a primary umbrella-shaped dust remover, a secondary flue gas spoiler and a secondary umbrella-shaped dust remover,
the bottom of the tank body is provided with an air inlet, the top of the tank body is provided with an air outlet,
the first driving shaft is arranged at the lower part of the tank body, the primary flue gas spoiler and the primary umbrella-shaped dust remover are fixed on the first driving shaft and are arranged from bottom to top,
the second driving shaft is arranged at the upper part of the tank body, the secondary flue gas spoiler and the secondary umbrella-shaped dust remover are fixed on the second driving shaft and are arranged from bottom to top,
the rotational direction of the first drive shaft is opposite to the rotational direction of the second drive shaft.
Preferably, the first drive shaft and the second drive shaft are connected by a direction converter, and the first drive shaft and the second drive shaft share a single power source.
Preferably, a back flushing disc is arranged at the upper part of the tank body, a spraying hole is formed in the back flushing disc, and the back flushing disc is positioned above the secondary umbrella-shaped dust remover.
Preferably, a buffer cavity is arranged at the upper part of the tank body, and the buffer cavity is positioned above the back flushing disk.
Preferably, a drain outlet is arranged at the bottom of the tank body.
Preferably, the spraying holes are multiple and are arranged in a transverse row.
Preferably, the umbrella mouths of the first-stage umbrella-shaped dust remover and the second-stage umbrella-shaped dust remover are both arranged downwards,
the first-stage umbrella-shaped dust remover and the second-stage umbrella-shaped dust remover are both provided with a plurality of filter meshes. Preferably, the plurality of the filter holes are annularly arranged from top to bottom along the umbrella surface.
Preferably, the primary flue gas spoiler and the secondary flue gas spoiler are both provided with spoilers.
The invention provides an umbrella-shaped rotary sintering flue gas particle removal device which comprises a tank body, a first driving shaft, a second driving shaft, a primary flue gas spoiler, a primary umbrella-shaped dust remover, a secondary flue gas spoiler and a secondary umbrella-shaped dust remover, wherein an air inlet is formed in the bottom of the tank body, an air outlet is formed in the top of the tank body, the first driving shaft is arranged at the lower part of the tank body, the primary flue gas spoiler and the primary umbrella-shaped dust remover are fixed on the first driving shaft and are arranged from bottom to top, the second driving shaft is arranged at the upper part of the tank body, the secondary flue gas spoiler and the secondary umbrella-shaped dust remover are fixed on the second driving shaft and are arranged from bottom to top, and the rotation direction of the first driving shaft is opposite to the rotation direction of the second driving shaft.
The working principle of the umbrella-shaped rotary particle removing device for sintering flue gas provided by the invention is that high-speed gas enters from an air inlet at the bottom of a tank body, then a turbulent flow field of primary flue gas is formed after passing through a primary flue gas spoiler, then a primary umbrella-shaped dust remover is upwards fed, and the primary umbrella-shaped dust remover rotates at high speed under the drive of a first driving shaft and fully contacts with the turbulent air flow to adsorb dust in the gas; the gas passing through primary dust removal forms more turbulent air flow through the second grade flue gas spoiler that the rotation direction is completely opposite, then through second grade umbrella-shaped dust remover, the rotation direction of second grade umbrella-shaped dust remover is opposite with the rotation direction of first order umbrella-shaped dust remover, can increase the contact time with the air flow, increases and improves the dust removal effect, guarantees that the dust removal effect is long-term high-efficient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the internal structure of an umbrella-shaped rotary particulate matter removal device for sintering flue gas provided by an embodiment of the invention;
FIG. 2 is a schematic structural view of a first-stage umbrella-shaped dust collector according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a primary flue gas spoiler according to an embodiment of the present invention.
In the above figures 1-3:
the device comprises a first driving shaft 1, a primary flue gas spoiler 2, a spoiler 21, a primary umbrella-shaped dust remover 3, a filter screen hole 31, a direction converter 4, a secondary flue gas spoiler 5, a secondary umbrella-shaped dust remover 6, a back flushing disk 7 and a second driving shaft 8.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 3, fig. 1 is a schematic diagram illustrating an internal structure of an umbrella-shaped rotary particulate matter removal device for sintering flue gas according to an embodiment of the present invention; FIG. 2 is a schematic structural view of a first-stage umbrella-shaped dust collector according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a primary flue gas spoiler according to an embodiment of the present invention.
The invention provides an umbrella-shaped rotary particle removing device for sintering flue gas, which comprises a tank body, a first driving shaft 2, a second driving shaft 9, a primary flue gas spoiler 2, a primary umbrella-shaped dust remover 3, a secondary flue gas spoiler 5 and a secondary umbrella-shaped dust remover 6, wherein an air inlet is arranged at the bottom of the tank body, an air outlet is arranged at the top of the tank body, the first driving shaft 1 is arranged at the lower part of the tank body, the primary flue gas spoiler 2 and the primary umbrella-shaped dust remover 3 are fixed on the first driving shaft 1 and are arranged from bottom to top, the second driving shaft 8 is arranged at the upper part of the tank body, the secondary flue gas spoiler 5 and the secondary umbrella-shaped dust remover 6 are fixed on the second driving shaft 8 and are arranged from bottom to top, and the rotating directions of the first driving shaft 1 and the second driving shaft 8 are opposite.
The working principle of the umbrella-shaped rotary particle removing device for sintering flue gas provided by the invention is that high-speed gas enters from an air inlet at the bottom of a tank body, then passes through a primary flue gas spoiler 2 to form a turbulent air flow field, then upwards enters a primary umbrella-shaped dust remover 3, and the primary umbrella-shaped dust remover 3 rotates at a high speed under the drive of a first driving shaft 1 and fully contacts with turbulent air flow to adsorb dust in the gas; the gas passing through primary dust removal forms more turbulent air flow through the secondary flue gas spoiler 5 with the completely opposite rotating direction, and then passes through the secondary umbrella-shaped dust remover 6, and the rotating direction of the secondary umbrella-shaped dust remover 6 is opposite to the rotating direction of the primary umbrella-shaped dust remover 3, so that the contact time with the air flow can be prolonged, the dust removal effect is improved, and the long-term high efficiency of the dust removal effect is ensured.
The primary flue gas spoiler 2 and the secondary flue gas spoiler 5 have the same structure, and the primary umbrella-shaped dust remover 3 and the secondary umbrella-shaped dust remover 6 have the same structure.
The first driving shaft 1 and the second driving shaft 8 are connected through a direction converter, so that the two driving shafts can share a power source, and the power source can be a motor. Of course, the first drive shaft 1 and the second drive shaft 8 may be powered by different power sources.
Wherein, the upper portion of the jar body is provided with backflushing dish 7, and backflushing dish 7 has seted up the hole that sprays, and the hole that sprays is a plurality of, and is the horizontal setting, and backflushing dish 7 is located the top of second grade umbrella dust remover 6. The bottom of the tank body is provided with a sewage outlet. After long-time use, the back flushing disk 7 is utilized to reversely clean the umbrella-shaped dust remover and other structures in the tank body from top to bottom, and sewage is discharged from the bottom sewage outlet.
Wherein, the upper portion of the jar body is provided with the cushion chamber, and the cushion chamber is located the top of backflushing dish 7. Umbrella openings of the first-stage umbrella-shaped dust remover 3 and the second-stage umbrella-shaped dust remover 5 are all arranged downwards, and a plurality of filter meshes 31 are arranged on the first-stage umbrella-shaped dust remover 3 and the second-stage umbrella-shaped dust remover 5. The plurality of filter holes 31 are annularly arranged from top to bottom along the umbrella surface. The umbrella-shaped dust remover is formed by arranging a dust adsorption filter screen through oval filter screen mounting holes, when part of moisture and dust in gas pass through the dust removal net, the dust is adsorbed on the filter screen, and when equipment is cleaned or maintained, the back flushing disk 7 sprays water from top to bottom in the tank body to clean the umbrella-shaped dust remover, and sewage is discharged from a sewage outlet.
The primary flue gas spoiler 2 and the secondary flue gas spoiler 5 are both provided with spoilers 21. The air passes through the spoiler and forms turbulent air flow above the spoiler under the action of the spoiler 21, so that the air is fully contacted with the umbrella-shaped dust collector.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The umbrella-shaped rotary particle removing device for sintering flue gas is characterized by comprising a tank body, a first driving shaft, a second driving shaft, a primary flue gas spoiler, a primary umbrella-shaped dust remover, a secondary flue gas spoiler and a secondary umbrella-shaped dust remover,
the bottom of the tank body is provided with an air inlet, the top of the tank body is provided with an air outlet,
the first driving shaft is arranged at the lower part of the tank body, the primary flue gas spoiler and the primary umbrella-shaped dust remover are fixed on the first driving shaft and are arranged from bottom to top,
the second driving shaft is arranged at the upper part of the tank body, the secondary flue gas spoiler and the secondary umbrella-shaped dust remover are fixed on the second driving shaft and are arranged from bottom to top,
the rotation direction of the first driving shaft is opposite to the rotation direction of the second driving shaft;
the first-stage umbrella-shaped dust remover and the second-stage umbrella-shaped dust remover are respectively provided with a plurality of filter meshes, and the filter meshes are elliptical and are provided with dust adsorption filter screens;
the first driving shaft and the second driving shaft are connected through a direction converter, and the first driving shaft and the second driving shaft share one power source.
2. The umbrella-shaped rotary particulate matter removal device for sintering flue gas according to claim 1, wherein a back flushing disc is arranged at the upper part of the tank body, spray holes are formed in the back flushing disc, and the back flushing disc is positioned above the secondary umbrella-shaped dust remover.
3. The umbrella-shaped rotary particulate matter removal device for sintering flue gas according to claim 2, wherein a buffer cavity is arranged at the upper part of the tank body and is positioned above the back flushing disk.
4. The umbrella-shaped rotary particulate matter removal device for sintering flue gas according to claim 2, wherein a drain outlet is formed in the bottom of the tank body.
5. The umbrella-shaped rotary particulate matter removal device for sintering flue gas according to claim 2, wherein the spray holes are in a plurality of transverse rows.
6. The umbrella-shaped rotary particulate matter removal device for sintering flue gas according to claim 1, wherein umbrella mouths of the primary umbrella-shaped dust remover and the secondary umbrella-shaped dust remover are both arranged downward.
7. The umbrella-shaped rotary particulate matter removal device for sintering flue gas according to claim 6, wherein the plurality of filter holes are annularly arranged from top to bottom along the umbrella surface.
8. The umbrella-shaped rotary sintering flue gas particulate matter removal device according to claim 1, wherein spoilers are arranged on the primary flue gas spoiler and the secondary flue gas spoiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306251.2A CN107789916B (en) | 2017-12-11 | 2017-12-11 | Umbrella-shaped rotary particulate matter removing device for sintering flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306251.2A CN107789916B (en) | 2017-12-11 | 2017-12-11 | Umbrella-shaped rotary particulate matter removing device for sintering flue gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107789916A CN107789916A (en) | 2018-03-13 |
| CN107789916B true CN107789916B (en) | 2023-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711306251.2A Active CN107789916B (en) | 2017-12-11 | 2017-12-11 | Umbrella-shaped rotary particulate matter removing device for sintering flue gas |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201151485Y (en) * | 2007-12-07 | 2008-11-19 | 王学威 | Coaxial counter-rotating flying saucer |
| CN202141096U (en) * | 2011-01-14 | 2012-02-08 | 朱宽 | Double-shielding reversible fume purification machine |
| CN204691988U (en) * | 2015-05-18 | 2015-10-07 | 北京汽车股份有限公司 | Automobile grills electricity generating device and automobile |
| CN105617768A (en) * | 2016-03-14 | 2016-06-01 | 桂林市宏远能源科技服务有限公司 | Gas separating device |
| CN107150344A (en) * | 2017-05-12 | 2017-09-12 | 重庆大学 | Differential bevel gear formula robot neck controlling organization |
| CN107281835A (en) * | 2016-04-01 | 2017-10-24 | 湖北天宜机械股份有限公司 | A kind of pulse bag type dust collector |
-
2017
- 2017-12-11 CN CN201711306251.2A patent/CN107789916B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201151485Y (en) * | 2007-12-07 | 2008-11-19 | 王学威 | Coaxial counter-rotating flying saucer |
| CN202141096U (en) * | 2011-01-14 | 2012-02-08 | 朱宽 | Double-shielding reversible fume purification machine |
| CN204691988U (en) * | 2015-05-18 | 2015-10-07 | 北京汽车股份有限公司 | Automobile grills electricity generating device and automobile |
| CN105617768A (en) * | 2016-03-14 | 2016-06-01 | 桂林市宏远能源科技服务有限公司 | Gas separating device |
| CN107281835A (en) * | 2016-04-01 | 2017-10-24 | 湖北天宜机械股份有限公司 | A kind of pulse bag type dust collector |
| CN107150344A (en) * | 2017-05-12 | 2017-09-12 | 重庆大学 | Differential bevel gear formula robot neck controlling organization |
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| Publication number | Publication date |
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| CN107789916A (en) | 2018-03-13 |
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