CN110576017A - Alkali mist absorbing device for cold rolled steel production - Google Patents
Alkali mist absorbing device for cold rolled steel production Download PDFInfo
- Publication number
- CN110576017A CN110576017A CN201810591167.8A CN201810591167A CN110576017A CN 110576017 A CN110576017 A CN 110576017A CN 201810591167 A CN201810591167 A CN 201810591167A CN 110576017 A CN110576017 A CN 110576017A
- Authority
- CN
- China
- Prior art keywords
- absorption tower
- access door
- rolled steel
- activity
- alkali
- 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
- 239000003513 alkali Substances 0.000 title claims abstract description 48
- 239000010960 cold rolled steel Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000003595 mist Substances 0.000 title claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 claims abstract description 63
- 230000000694 effects Effects 0.000 claims abstract description 24
- 239000002585 base Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005097 cold rolling Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/027—Associated apparatus, e.g. for pretreating or after-treating
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention relates to the technical field of machining equipment and discloses an alkali mist absorption device for production of cold rolled steel, which comprises an absorption tower, wherein the top of the absorption tower is fixedly communicated with an air outlet pipe, the outer surface of the absorption tower is fixedly communicated with an air inlet pipe, the bottom of the absorption tower is fixedly provided with an exhaust valve, the bottom of the absorption tower is fixedly provided with three support legs, the three support legs are uniformly distributed at the bottom of the absorption tower, and the bottom threads of the support legs are sleeved with threaded rods. This alkali fog absorbing device is used in cold-rolled steel production, through the threaded rod, make the base with fix on the supporting leg, and adjusting gear makes threaded rod rotary motion, adjusts the chamber and makes adjusting gear's position be difficult to remove to make the threaded rod stretch out the bottom of supporting leg, and support the base, thereby adjust the height of supporting leg, make four supporting legs stabilize on ground, reach the effect of stabilizing the alkali fog absorption tower.
Description
Technical Field
The invention relates to the technical field of machining equipment, in particular to an alkali mist absorbing device for cold rolled steel production.
Background
The cold rolled steel is a steel sheet produced by cold rolling, commonly called as a cold sheet, the cold rolling is to further roll the steel sheet to a target thickness at room temperature, and compared with the hot rolled steel sheet, the cold rolled steel sheet has more accurate thickness, but also has smooth and beautiful surface and various excellent mechanical properties, particularly the processing property, because the cold-rolled raw coil is brittle and hard and is not suitable for processing, therefore, in general, the steel can be delivered for sale after a series of surface treatments, and in the process of producing cold-rolled steel, in order to increase the corrosion resistance and durability of the steel plate, an anticorrosive layer, such as zinc plating, before the working procedure, processes such as rust removal, acid cleaning and the like are needed, in the rust removal process, alkali is usually adopted for rust removal, but alkali fog is easily formed when the alkali is heated, if the alkali mist is not subjected to subsequent treatment, the environment of the production workshop is greatly influenced.
The alkali fog absorption tower is the most important equipment in the alkali fog absorption device, but the alkali fog absorption tower has considerable defects, for example, an access door of the alkali fog absorption tower is fixed through screws, the alkali fog absorption tower is generally stored outdoors, so that the screws are rusted and difficult to open, and the alkali fog absorption tower is placed on the ground, and if the ground surface is uneven, the stability of the alkali fog absorption tower is influenced, and the use is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the alkali mist absorption device for the production of cold rolled steel, which has the advantages that an access door is convenient to open and adjust the stability of an alkali mist absorption tower, and the like, and solves the problems that the access door of the alkali mist absorption tower is fixed through screws, the alkali mist absorption tower is generally stored outdoors, the screws are rusted and difficult to open, and the alkali mist absorption tower is placed on the ground, so that the stability of the alkali mist absorption tower is influenced and the use is influenced if the ground surface is uneven.
(II) technical scheme
In order to realize the purpose that the access door is convenient to open and adjust the stability of the alkali fog absorption tower, the invention provides the following technical scheme: an alkali fog absorbing device for cold rolled steel production comprises an absorption tower, wherein the top of the absorption tower is fixedly communicated with an air outlet pipe, the outer surface of the absorption tower is fixedly communicated with an air inlet pipe, the bottom of the absorption tower is fixedly provided with an exhaust valve, the bottom of the absorption tower is fixedly provided with three supporting legs, the three supporting legs are uniformly distributed at the bottom of the absorption tower, the bottom threads of the supporting legs are sleeved with threaded rods, an adjusting cavity is formed in the supporting legs, the outer surfaces of the supporting legs are provided with adjusting grooves above the adjusting cavity, the adjusting grooves and the adjusting cavity are communicated with each other, the outer surface threads of the threaded rods are sleeved with adjusting gears positioned in the adjusting cavity, the outer edges of the adjusting gears extend to the outer sides of the supporting legs through the adjusting grooves, and the bottoms of the threaded rods are movably sleeved with fixing blocks, the bottom fixed mounting of threaded rod has the locating piece that is located the fixed block inside, the surface of locating piece cup joints with the inside activity of fixed block, the bottom fixed mounting of fixed block has the base.
Preferably, the outer surface of the absorption tower is provided with connecting grooves, the inside of each connecting groove is movably sleeved with an access door, the inner walls of the connecting grooves are provided with grooves, and the number of the grooves is four.
Preferably, the circular slot has been seted up to the inside of access door, the dead lever has been cup jointed in one side activity of access door, the one end of dead lever runs through the access door and extends to the inside of circular slot and cup joints with the inner wall activity of circular slot.
Preferably, the outer surface fixed mounting of dead lever has the disc that is located the circular slot inside, the surface of disc and the inside activity of circular slot cup joint, and the inner wall fixed mounting of circular slot has the gag lever post.
preferably, the outer surface of the disc is fixedly provided with an adjusting rod, one side of the adjusting rod is fixedly provided with a fixed rotating shaft, and the outer surface of the fixed rotating shaft is movably sleeved with a connecting rod.
Preferably, the one end activity of connecting rod has cup jointed the removal pivot, one side fixed mounting who removes the pivot has the locating lever, the one end of locating lever runs through the access door and extends to the outside of access door and cup joints with the inside activity of recess, and the surface of locating lever cup joints with the inside activity of access door.
(III) advantageous effects
Compared with the prior art, the invention provides an alkali mist absorbing device for cold rolled steel production, which has the following beneficial effects:
1. This alkali fog absorbing device is used in cold-rolled steel production, through the threaded rod, make the base with fix on the supporting leg, and adjusting gear makes threaded rod rotary motion, adjusts the chamber and makes adjusting gear's position be difficult to remove to make the threaded rod stretch out the bottom of supporting leg, and support the base, thereby adjust the height of supporting leg, make four supporting legs stabilize on ground, reach the effect of stabilizing the alkali fog absorption tower.
2. This alkali fog absorbing device is used in cold-rolled steel production drives the rotation of disc through the dead lever, makes the regulation pole remove, and cooperation fixed rotating shaft and removal pivot connect the connecting rod on locating lever and regulation pole, and adjust the pole and remove and drive the connecting rod and remove to make the position of locating lever remove, lead to the locating lever to break away from the recess, thereby take off the access door, reach the effect of being convenient for open the access door.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of B in FIG. 1 according to the present invention;
Fig. 4 is a view of the structural access door of the present invention.
In the figure: 1 absorption tower, 2 outlet ducts, 3 inlet pipes, 4 exhaust valves, 5 supporting legs, 6 threaded rods, 7 adjusting cavities, 8 adjusting grooves, 9 adjusting gears, 10 fixing blocks, 11 positioning blocks, 12 bases, 13 connecting grooves, 14 access doors, 15 circular grooves, 16 fixing rods, 17 discs, 18 limiting rods, 19 adjusting rods, 20 fixing rotating shafts, 21 connecting rods, 22 moving rotating shafts, 23 positioning rods and 24 grooves.
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.
Referring to fig. 1-4, an alkali fog absorbing device for cold rolled steel production comprises an absorption tower 1, an air outlet pipe 2 is fixedly communicated with the top of the absorption tower 1, an air inlet pipe 3 is fixedly communicated with the outer surface of the absorption tower 1, an exhaust valve 4 is fixedly arranged at the bottom of the absorption tower 1, three supporting legs 5 are fixedly arranged at the bottom of the absorption tower 1, the three supporting legs 5 are uniformly distributed at the bottom of the absorption tower 1, a threaded rod 6 is sleeved on the bottom of each supporting leg 5, an adjusting cavity 7 is arranged inside each supporting leg 5, an adjusting groove 8 arranged above the adjusting cavity 7 is arranged on the outer surface of each supporting leg 5, the adjusting grooves 8 and the adjusting cavity 7 are communicated with each other, an adjusting gear 9 arranged inside the adjusting cavity 7 is sleeved on the outer surface of each threaded rod 6, the outer edge of each adjusting gear 9 extends to the outer side of each supporting leg 5 through the adjusting groove 8, a fixing block 10, the bottom of the threaded rod 6 is fixedly provided with a positioning block 11 positioned inside a fixed block 10, the outer surface of the positioning block 11 is movably sleeved with the inside of the fixed block 10, the bottom of the fixed block 10 is fixedly provided with a base 12, the base 12 is fixed on the supporting leg 5 through the threaded rod 6, the adjusting gear 9 enables the threaded rod 6 to rotate and move, the adjusting cavity 7 enables the position of the adjusting gear 9 to be difficult to move, the threaded rod 6 extends out of the bottom of the supporting leg 5 and supports the base 12, the height of the supporting leg 5 is adjusted, four supporting legs 5 are stabilized on the ground, the effect of stabilizing the alkali fog absorption tower is achieved, the outer surface of the absorption tower 1 is provided with a connecting groove 13, the inside of the connecting groove 13 is sleeved with an access door 14, the inner wall of the connecting groove 13 is provided with a groove 24, the number of the grooves 24 is four, the inside of the, one end of a fixed rod 16 penetrates through the access door 14 and extends to the inside of the circular groove 15 and is movably sleeved with the inner wall of the circular groove 15, a disc 17 positioned inside the circular groove 15 is fixedly installed on the outer surface of the fixed rod 16, the outer surface of the disc 17 is movably sleeved with the inside of the circular groove 15, a limiting rod 18 is fixedly installed on the inner wall of the circular groove 15, an adjusting rod 19 is fixedly installed on the outer surface of the disc 17, a fixed rotating shaft 20 is fixedly installed on one side of the adjusting rod 19, a connecting rod 21 is movably sleeved on the outer surface of the fixed rotating shaft 20, a moving rotating shaft 22 is movably sleeved on one end of the connecting rod 21, a positioning rod 23 is fixedly installed on one side of the moving rotating shaft 22, one end of the positioning rod 23 penetrates through the access door 14 and extends to the outer side of the access door 14 and is movably sleeved with the inside of a groove 24, make the regulation pole 19 remove, cooperation fixed rotating shaft 20 and removal pivot 22, connect connecting rod 21 on locating lever 23 and regulation pole 19, and regulation pole 19 removes and drives connecting rod 21 and remove, thereby make the position of locating lever 23 remove, lead to locating lever 23 to break away from recess 24, thereby take off access door 14, reach the effect of being convenient for open access door 14, cooperation through above structure, make the device possess access door 14 and be convenient for open and adjust advantages such as the steady of alkali fog absorption tower, access door 14 of having solved alkali fog absorption tower makes through the screw fixed, and alkali fog absorption tower generally leaves outdoors, make the screw rust, be difficult to open, and alkali fog absorption tower places in ground, if the earth's surface is uneven, then influence the steady of alkali fog absorption tower, influence the problem of use.
During operation, the adjusting rod 19 is rotated to enable the threaded rod 6 to rotate and move, the threaded rod 6 extends out of the supporting leg 5, the length is adjusted, during maintenance, the fixing rod 16 is rotated to enable the disc 17 to rotate and drive the adjusting rod 19 to move, the adjusting rod 19 and the positioning rod 23 are connected through the connecting rod 21, the positioning rod 23 is enabled to move, the positioning rod 23 is enabled to be separated from the groove 24, and the access door 14 is taken down.
In conclusion, according to the alkali mist absorption device for the production of cold-rolled steel, the base 12 is fixed on the supporting legs 5 through the threaded rod 6, the threaded rod 6 is rotated and moved through the adjusting gear 9, the adjusting cavity 7 enables the position of the adjusting gear 9 to be difficult to move, the threaded rod 6 extends out of the bottoms of the supporting legs 5 and supports the base 12, the height of the supporting legs 5 is adjusted, the four supporting legs 5 are stabilized on the ground, and the effect of stabilizing the alkali mist absorption tower is achieved; the fixing rod 16 drives the disc 17 to rotate, so that the adjusting rod 19 moves, the connecting rod 21 is connected to the positioning rod 23 and the adjusting rod 19 by matching with the fixing rotating shaft 20 and the moving rotating shaft 22, the adjusting rod 19 moves to drive the connecting rod 21 to move, the position of the positioning rod 23 moves, the positioning rod 23 is separated from the groove 24, the access door 14 is taken down, and the effect of opening the access door 14 is achieved; the problem of the access door 14 of alkali fog absorption tower make through the screw fixed, and the alkali fog absorption tower is generally deposited outdoors for the screw rust ization is difficult to open, and the alkali fog absorption tower is placed on ground moreover, if the earth's surface is uneven, then influences the steady of alkali fog absorption tower, influences the use is solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)
1. The utility model provides a cold rolling steel production alkali fog absorbing device, includes absorption tower (1), its characterized in that: the top of the absorption tower (1) is fixedly communicated with an air outlet pipe (2), the outer surface of the absorption tower (1) is fixedly communicated with an air inlet pipe (3), the bottom of the absorption tower (1) is fixedly provided with an exhaust valve (4), the bottom of the absorption tower (1) is fixedly provided with supporting legs (5), the number of the supporting legs (5) is three, the supporting legs (5) are uniformly distributed at the bottom of the absorption tower (1), the bottom threads of the supporting legs (5) are sleeved with threaded rods (6), an adjusting cavity (7) is formed inside the supporting legs (5), the outer surface of the supporting legs (5) is provided with adjusting grooves (8) positioned above the adjusting cavity (7), the adjusting grooves (8) and the adjusting cavity (7) are communicated with each other, the outer surface threads of the threaded rods (6) are sleeved with adjusting gears (9) positioned inside the adjusting cavity (7), the outer edge of adjusting gear (9) extends to the outside of supporting leg (5) through adjustment tank (8), fixed block (10) have been cup jointed in the bottom activity of threaded rod (6), the bottom fixed mounting of threaded rod (6) has locating piece (11) that are located fixed block (10) inside, the surface of locating piece (11) cup joints with the inside activity of fixed block (10), the bottom fixed mounting of fixed block (10) has base (12).
2. The alkali mist absorption device for the production of the cold-rolled steel according to claim 1, characterized in that: the absorption tower is characterized in that a connecting groove (13) is formed in the outer surface of the absorption tower (1), an access door (14) is movably sleeved inside the connecting groove (13), a groove (24) is formed in the inner wall of the connecting groove (13), and the number of the grooves (24) is four.
3. The alkali mist absorption device for the production of the cold-rolled steel according to claim 2, characterized in that: circular slot (15) have been seted up to the inside of access door (14), dead lever (16) have been cup jointed in one side activity of access door (14), the one end of dead lever (16) runs through access door (14) and extends to the inside of circular slot (15) and cup joints with the inner wall activity of circular slot (15).
4. The alkali mist absorption device for the production of the cold-rolled steel according to claim 3, characterized in that: the outer fixed surface of dead lever (16) installs disc (17) that are located circular slot (15) inside, the surface of disc (17) cup joints with the inside activity of circular slot (15), and the inner wall fixed mounting of circular slot (15) has gag lever post (18).
5. The alkali mist absorption device for the production of the cold-rolled steel according to claim 4, is characterized in that: the outer fixed surface of disc (17) installs regulation pole (19), one side fixed mounting who adjusts pole (19) has fixed rotating shaft (20), connecting rod (21) have been cup jointed in the surface activity of fixed rotating shaft (20).
6. The alkali mist absorption device for the production of the cold-rolled steel according to claim 5, characterized in that: the one end activity of connecting rod (21) has cup jointed removal pivot (22), one side fixed mounting of removing pivot (22) has locating lever (23), the one end of locating lever (23) runs through access door (14) and extends to the outside of access door (14) and cup joints with the inside activity of recess (24), and the surface of locating lever (23) cup joints with the inside activity of access door (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591167.8A CN110576017A (en) | 2018-06-10 | 2018-06-10 | Alkali mist absorbing device for cold rolled steel production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591167.8A CN110576017A (en) | 2018-06-10 | 2018-06-10 | Alkali mist absorbing device for cold rolled steel production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110576017A true CN110576017A (en) | 2019-12-17 |
Family
ID=68809124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810591167.8A Pending CN110576017A (en) | 2018-06-10 | 2018-06-10 | Alkali mist absorbing device for cold rolled steel production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110576017A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2700404Y (en) * | 2004-04-02 | 2005-05-18 | 张骏 | Burglarproof catch basin cover |
| CN204509230U (en) * | 2015-03-13 | 2015-07-29 | 中冶赛迪工程技术股份有限公司 | A kind of blast furnace gas dry dusting depickling cleaner |
| CN204609555U (en) * | 2015-04-24 | 2015-09-02 | 杭州弘业人防设备有限公司 | Closed guard gate's blocking mechanism |
| CN105363333A (en) * | 2015-11-20 | 2016-03-02 | 太仓市振锋化工设备有限公司 | Polypropylene acid mist absorption tower |
| CN105805510A (en) * | 2016-05-06 | 2016-07-27 | 王玉振 | Surveying and mapping instrument tripod |
| CN206381799U (en) * | 2017-01-18 | 2017-08-08 | 司继勇 | One kind application new material optimization absorption tower |
| CN107493739A (en) * | 2017-10-11 | 2017-12-22 | 沈先树 | A kind of forestry plantation equipment of digging pit with depth adjustable function of digging pit |
| CN206897159U (en) * | 2017-07-17 | 2018-01-19 | 昆山市伟逸环保设备有限公司 | Soda acid emission-control equipment |
| CN207307551U (en) * | 2017-09-04 | 2018-05-04 | 阿克塞县泰戈化工发展有限公司 | A kind of alkali mist processor |
-
2018
- 2018-06-10 CN CN201810591167.8A patent/CN110576017A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2700404Y (en) * | 2004-04-02 | 2005-05-18 | 张骏 | Burglarproof catch basin cover |
| CN204509230U (en) * | 2015-03-13 | 2015-07-29 | 中冶赛迪工程技术股份有限公司 | A kind of blast furnace gas dry dusting depickling cleaner |
| CN204609555U (en) * | 2015-04-24 | 2015-09-02 | 杭州弘业人防设备有限公司 | Closed guard gate's blocking mechanism |
| CN105363333A (en) * | 2015-11-20 | 2016-03-02 | 太仓市振锋化工设备有限公司 | Polypropylene acid mist absorption tower |
| CN105805510A (en) * | 2016-05-06 | 2016-07-27 | 王玉振 | Surveying and mapping instrument tripod |
| CN206381799U (en) * | 2017-01-18 | 2017-08-08 | 司继勇 | One kind application new material optimization absorption tower |
| CN206897159U (en) * | 2017-07-17 | 2018-01-19 | 昆山市伟逸环保设备有限公司 | Soda acid emission-control equipment |
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| CN107493739A (en) * | 2017-10-11 | 2017-12-22 | 沈先树 | A kind of forestry plantation equipment of digging pit with depth adjustable function of digging pit |
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