CN113413695A - Dust removal device of casting furnace - Google Patents

Dust removal device of casting furnace Download PDF

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Publication number
CN113413695A
CN113413695A CN202110798062.1A CN202110798062A CN113413695A CN 113413695 A CN113413695 A CN 113413695A CN 202110798062 A CN202110798062 A CN 202110798062A CN 113413695 A CN113413695 A CN 113413695A
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China
Prior art keywords
stop block
filter screen
stopper
shell
air inlet
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Granted
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CN202110798062.1A
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Chinese (zh)
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CN113413695B (en
Inventor
叶光华
叶天佑
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Hubei Shimei Technology Co ltd
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Hubei Shimei Technology Co ltd
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    • 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
    • B01D46/0052—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation
    • B01D46/0054—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation with translational movement
    • 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
    • B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
    • B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention relates to a dust removal device for a casting furnace, which comprises a shell, wherein one end of the shell is provided with an air inlet, the other end of the shell is provided with an air outlet, and a filter screen is arranged in the shell; the top of filter screen is fixed with first elastomer, the bottom of filter screen is fixed with the second elastomer, first elastomer with the top surface of casing is connected, the second elastomer with the bottom surface of casing is connected. According to the casting furnace dust removal device provided by the invention, the elastic bodies are fixed at the top end and the bottom end of the filter screen, so that the elastic bodies deform when air enters the shell, the filter screen can move towards the right end, particularly, when the filter screen is blocked, the filter screen moves more obviously due to the fact that the resistance to the air entering is increased, when the air entering force is reduced or stopped, the elastic bodies drive the filter screen to move towards the original position, pollutants attached to the filter screen are more likely to fall off in the process of moving left and right, and therefore, the blocking of the filter screen can be reduced.

Description

Dust removal device of casting furnace
Technical Field
The invention belongs to the field of purification equipment, and particularly relates to a casting furnace dust removal device.
Background
The casting furnace is made according to a smelting process, a large amount of smoke is generated in the casting furnace in the working process, dust removal needs to be carried out on the casting furnace in order to reduce pollution, a filter screen is generally arranged at the front end of an existing casting furnace dust removal device, dust collectors such as a bag dust removal device or an electrostatic dust removal device are arranged at the rear end of the filter screen, and the filter screen is sometimes blocked in actual use, so that the work of the whole dust removal device is influenced, and people are always studying how to solve the problem.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a dust removal device for a casting furnace.
In order to achieve the above object, the present invention provides the following technical solutions:
a dust removal device for a casting furnace comprises a shell, wherein one end of the shell is provided with an air inlet, the other end of the shell is provided with an air outlet, and a filter screen is arranged in the shell; the top of filter screen is fixed with first elastomer, the bottom of filter screen is fixed with the second elastomer, first elastomer with the top surface of casing is connected, the second elastomer with the bottom surface of casing is connected.
Preferably, the air inlet is provided with a first stop block and a second stop block, and the second stop block can move up and down; the bottom surface of the first stop block is inclined, and the height of one end close to the filter screen is smaller than that of the other end; the top surface of the second stop block is matched with the bottom surface of the first stop block, so that the top surface of the second stop block can be matched with the bottom surface of the first stop block after being contacted.
Preferably, the first stop block is fixed on the air inlet, and the second stop block form a square structure after the top surface of the second stop block contacts with the bottom surface of the first stop block, and the square structure is located in the middle of the air inlet.
Preferably, the first stopper is movable up and down.
Preferably, two sides of the first stop block and the second stop block are slidably connected with the corresponding side wall of the air inlet; and a first driving device for driving the first stop block to move up and down and a second driving device for driving the second stop block to move up and down are arranged on the shell.
Preferably, a support shaft (8) is horizontally arranged in the middle of the filter screen, and the support shaft is located on one side, close to the air outlet, of the filter screen.
Preferably, the air inlet is provided with a third stop block, a fourth stop block and a fifth stop block, and the third stop block and the fifth stop block can move up and down; the bottom surface of the fourth stop block is inclined, the height of one end close to the filter screen is smaller than that of the other end, and the top surface of the fifth stop block is matched with the bottom surface of the first stop block, so that the top surface of the fifth stop block can be matched with the bottom surface of the fourth stop block after being contacted; the top surface of the fourth stop block is inclined, the height of one end close to the filter screen is larger than that of the other end, and the bottom surface of the third stop block is matched with that of the fourth stop block, so that the bottom surface of the third stop block can be matched with that of the fourth stop block after being contacted.
Preferably, the fourth stopper is fixed to the air inlet, and a top surface of the fifth stopper contacts with a bottom surface of the fourth stopper to form a first connection body with the fourth stopper, and a top surface of the first connection body contacts with a bottom surface of the third stopper to form a square connection body located in the middle of the air inlet.
Preferably, the fourth stopper is movable up and down.
Preferably, two sides of the third stop block, the fourth stop block and the fifth stop block are slidably connected with the corresponding side walls of the air inlets; and the shell is provided with a third driving device for driving the third stop block to move up and down, a fourth driving device for driving the fourth stop block to move up and down and a fifth driving device for driving the fifth stop block to move up and down.
The casting furnace dust removal device provided by the invention has the following advantages:
1. through the top and the bottom mounting elastomer at the filter screen for the casing elastomer warp when the air inlet, and the filter screen can remove to the right-hand member, and especially the filter screen removes more obviously owing to the resistance grow to the air inlet when the filter screen has the jam, when air inlet wind-force reduces or stops, the elastomer drives the filter screen and removes to primary importance, and adnexed pollutant drops more easily on the in-process filter screen that removes about, thereby the jam of reducible filter screen.
2. Through with the second dog sets up to reciprocating to square structure is located the intermediate position of air intake to can in good time or regularly adjust the second dog and move down, make wind energy enter into the casing after the lower surface redirecting of first dog, the filter screen lower extreme receives the downward blowing power effect of slope to make the filter screen produce certain slope, make the pollutant atress direction of attaching to on the filter screen produce the change for the mesh direction of filter screen. Thereby being more beneficial to the pollutants to be separated from the filter screen.
Drawings
FIG. 1 is a schematic structural view of a dust removing device of a melting and casting furnace in embodiment 1 of the invention;
FIG. 2 is one of the schematic structural diagrams of a dust removing device of a melting and casting furnace in embodiment 2 of the invention;
fig. 3 is one of the mounting structural views of the first driving device in embodiment 2;
fig. 4 is a second schematic view of the mounting structure of the first driving device in embodiment 2;
FIG. 5 is a second schematic structural view of a dust removing device of a melting and casting furnace according to embodiment 2 of the present invention;
FIG. 6 is a schematic structural view of a dust removing device of a melting and casting furnace in embodiment 3 of the invention;
FIG. 7 is a diagram showing a state where a third stopper is moved to the top and a fifth stopper is moved to the bottom in the dust removing device of the melting and casting furnace according to embodiment 3 of the present invention;
FIG. 8 is one of the schematic structural views of a dust removing device of a melting and casting furnace according to embodiment 4 of the present invention;
FIG. 9 is a second schematic structural view of a dust removing device of a melting and casting furnace according to embodiment 4 of the present invention;
FIG. 10 is a third schematic structural view of a dust removing device of a melting and casting furnace according to embodiment 4 of the present invention;
reference numerals in the figures; the air conditioner comprises a shell 1, an air inlet 2, an air outlet 3, a first elastic body 4, a second elastic body 5, a first stop block 6, a second stop block 7, a support shaft 8, a filter screen 9, a third stop block 10, a fourth stop block 11, a fifth stop block 12, an electric telescopic rod 13 and a connecting block 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. 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.
Embodiment 1, the invention provides a dust removal device for a casting furnace, and referring to fig. 1, the dust removal device comprises a shell 1, wherein one end of the shell is provided with an air inlet 2, the other end of the shell is provided with an air outlet 3, and a filter screen 9 is arranged in the shell; a first elastic body 4 is fixed at the top end of the filter screen, a second elastic body 5 is fixed at the bottom end of the filter screen, in this embodiment, the first elastic body and the second elastic body can be rubber sheets or silica gel sheets, the first elastic body is connected with the top surface of the shell, the second elastic body is connected with the bottom surface of the shell, a first stop block 6 and a second stop block 7 are arranged on the air inlet, and the second stop block can move up and down; the bottom surface of the first stop block is inclined, and the height of one end close to the filter screen is smaller than that of the other end; the top surface of the second stop block is matched with the bottom surface of the first stop block, so that the top surface of the second stop block can be matched with the bottom surface of the first stop block after being contacted, namely the top surface of the second stop block is inclined, the height of one end, close to the filter screen, of the second stop block is smaller than that of the other end of the filter screen, the inclination angle of the top surface of the second stop block is the same as that of the bottom surface of the first stop block, the first stop block is fixed on the air inlet, the second stop block and the second stop block form a square structure after the top surface of the second stop block is contacted with the bottom surface of the first stop block, and the square structure is located in the middle of the air inlet.
The dust removal device for the casting furnace has the following advantages:
1. through the top and the bottom mounting elastomer at the filter screen, make the casing elastomer deformation when the air inlet, the filter screen can move to the right-hand member, especially the filter screen removes more obviously because the resistance grow to the air inlet when the filter screen has the jam, when air inlet wind-force reduces, stop or the filter screen in the plug reduces, the elastomer drives the filter screen and moves to the primary importance, the adnexed pollutant more drops on the in-process filter screen that removes about, thereby the jam of reducible filter screen, the frequency that the discontinuous change of the intake that of course can control the air intake improves the filter screen back-and-forth movement further reduces the jam of filter screen.
2. Through with the second dog sets up to reciprocating to square structure is located the intermediate position of air intake to can in good time or regularly adjust the second dog and move down, make wind energy enter into the casing after the lower surface redirecting of first dog, the filter screen lower extreme receives the downward blowing power effect of slope to make the filter screen produce certain slope, make the pollutant atress direction of attaching to on the filter screen produce the change for the mesh direction of filter screen. Thereby being more beneficial to the pollutants to be separated from the filter screen.
Embodiment 2 and embodiment 2 are optimized modifications of embodiment 1, and the structure is substantially the same as that of embodiment 1, except that the first stopper is arranged to be capable of moving up and down, i.e., the first stopper is adjusted up to the bottom end of the second stopper as shown in fig. 2. The structure can adjust the ratio of the entering amount of the inclined wind and the entering amount of the horizontal wind and the entering position of the inclined wind and the horizontal wind by adjusting the positions of the first stop block and the second stop block, so that the filter screen can incline to different directions, and pollutants can be separated from the filter screen.
In this embodiment, when the first stop block and the second stop block are installed, two sides of the first stop block and two sides of the second stop block can be slidably connected with the corresponding side walls of the air inlets; a first driving device for driving the first stop block to move up and down and a second driving device for driving the second stop block to move up and down are mounted on the shell, the first driving device and the second driving device can be conventional driving devices such as an electric telescopic rod 13, an electric hydraulic cylinder and a linear motion motor, and can be directly mounted outside the shell during mounting, as shown in fig. 3; the air inlet device can also be arranged on the inner wall of the shell, one side of the first stop block and one side of the second stop block, which are close to the filter screen, are provided with a connecting block 14 which is connected with the output end of the corresponding driving device, in the embodiment, the top end of the air inlet and the top surface of the shell are separated, the bottom end of the air inlet and the bottom surface of the shell are separated, the first driving device can be arranged at the position between the top end of the air inlet and the top surface of the shell, and the second driving device is arranged at the position between the top end of the air inlet and the bottom surface of the shell, see fig. 4.
As a preferable scheme, referring to fig. 5, a support shaft 8 is horizontally arranged at the middle position of the filter screen, the support shaft is located at one side of the filter screen close to the air outlet, the filter screen can be a metal filter screen, such as a stainless steel filter screen, the support shaft can be connected with the filter screen into a whole, rotatably connected with the housing, or directly abutted against the filter screen, and fixedly connected with the housing, and because the support shaft supports the filter screen at the middle position, the balance of the blowing force of the wind on the filter screen can be broken when the filter screen is partially blocked, so that the filter screen is inclined relative to the rotation, the pollutant can be favorably separated from the filter screen, and especially the first stop block and the second stop block are matched for movement, so that the cleaning effect on the filter screen is better; in this embodiment, the filter screen can also set to flexible, and the back shaft directly supports on the filter screen, with casing fixed connection, when the filter screen local jam is hindered the increase of power, the filter screen can upwards or move down and change inclination.
Embodiment 3, embodiment 3 is a modification of embodiment 1, and the structure is substantially the same as that of embodiment 1, except that 3 stoppers are provided on the air inlet, specifically, referring to fig. 6, a third stopper 10, a fourth stopper 11 and a fifth stopper 12 are provided on the air inlet, and the third stopper and the fifth stopper can move up and down; the bottom surface and the top surface of the fourth stop block are inclined, so that the fourth stop block forms an isosceles triangle or an isosceles trapezoid; wherein, the bottom surface inclined direction of the fourth dog is: the height of one end close to the filter screen is less than that of the other end. The top surface of the fifth stop block is matched with the bottom surface of the first stop block, so that the top surface of the fifth stop block can be matched with the bottom surface of the fourth stop block after being contacted, namely, the top surface of the fifth stop block is inclined, the height of one end close to the filter screen is smaller than that of the other end, and the inclination angle of the top surface of the fifth stop block is the same as that of the bottom surface of the fourth stop block. The top surface inclined direction of the fourth stop block is as follows: the height of one end close to the filter screen is greater than that of the other end. The bottom surface of the third stop block is matched with the top surface of the fourth stop block, so that the bottom surface of the third stop block can be matched with the top surface of the fourth stop block after being contacted, namely the bottom surface of the third stop block is inclined, the height of one end close to the filter screen is larger than that of the other end, the inclination angle of the bottom surface of the third stop block is the same as that of the top surface of the fourth stop block, the fourth stop block is fixed on the air inlet, the top surface of the fifth stop block is contacted with the bottom surface of the fourth stop block to enable the fifth stop block and the fourth stop block to form a first connecting body, the top surface of the first connecting body (namely the top surface of the fourth stop block) and the bottom surface of the third stop block to form a square connecting body, and the square connecting body is positioned in the middle position of the air inlet.
The dust removing device of the casting furnace has the same principle as the dust removing device of the embodiment, and is different in that three stop blocks are arranged, and the third stop block and the fifth stop block can move up and down, so that one of the third stop block and the fifth stop block is in contact with the fourth stop block, and the other stop block is separated from the fourth stop block, so that air can be obliquely fed above or below the fourth stop block correspondingly, as shown in fig. 7, the structure that the third stop block moves to the top end, and the upper end and the lower end of the fifth stop block move to the bottom end is provided with the oblique air feeding structure.
Embodiment 4 and embodiment 4 are modifications of embodiment 3, and have substantially the same structure as embodiment 3, except that the fourth stopper is configured to move up and down, i.e., a third stopper is adjusted upward to a top end, the fourth stopper is adjusted upward by a distance, and the fifth stopper is adjusted to a distance from a bottom end as shown in fig. 8. In this embodiment, two sides of the third stopper, the fourth stopper and the fifth stopper are slidably connected to the corresponding side walls of the air inlet; and the shell is provided with a third driving device for driving the third stop block to move up and down, a fourth driving device for driving the fourth stop block to move up and down and a fifth driving device for driving the fifth stop block to move up and down. The third driving device, the fourth driving device and the fifth driving device can be the existing driving devices such as an electric telescopic rod, an electric hydraulic cylinder, a linear motion motor and the like, and can be installed in the way of the embodiment 2, to facilitate mounting of the third, fourth and fifth drive means, see figure 9, the top surface of the shell can extend to the direction far away from the air outlet 3 to form an extension part, thus, the distance part between the top end of the air inlet and the top surface of the shell can be provided with the driving devices on both sides, the distance part between the bottom end and the bottom surface of the shell can be provided with the driving devices on both sides, thus, two of the driving devices can be arranged at the inner side, one driving device is arranged at the outer side, therefore, the power output end of the driving device is correspondingly arranged at the middle position of the corresponding stop block, and the up-and-down movement of the stop block is facilitated.
Referring to fig. 10, in this embodiment, a support shaft 8 may also be horizontally disposed at the middle position of the filter screen, and the arrangement and the function of the support shaft are already described in embodiment 2, and are not described again here.
In the structure in the embodiment, when the aluminum melting furnace is actually used, the rear end of the aluminum melting furnace can be provided with a dust collector such as a bag dust collector or an electrostatic dust collector, and the front end of the aluminum melting furnace is connected with a flue gas pipeline of the aluminum melting furnace.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A dust removal device for a casting furnace comprises a shell (1), wherein one end of the shell is provided with an air inlet (2), the other end of the shell is provided with an air outlet (3), and a filter screen (9) is arranged in the shell; it is characterized in that the preparation method is characterized in that,
the top of filter screen is fixed with first elastomer (4), the bottom of filter screen is fixed with second elastomer (5), first elastomer with the top surface of casing is connected, the second elastomer with the bottom surface of casing is connected.
2. The dust removing device of the casting furnace as claimed in claim 1, wherein the air inlet is provided with a first stopper (6) and a second stopper (7), and the second stopper can move up and down;
the bottom surface of the first stop block is inclined, and the height of one end close to the filter screen is smaller than that of the other end;
the top surface of the second stop block is matched with the bottom surface of the first stop block, so that the top surface of the second stop block can be matched with the bottom surface of the first stop block after being contacted.
3. The dust removing device of a melting and casting furnace as claimed in claim 2, wherein the first stopper is fixed to the air inlet, and the second stopper are formed into a square structure after the top surface of the second stopper contacts with the bottom surface of the first stopper, and the square structure is located at the middle position of the air inlet.
4. The dust removing device of the melting and casting furnace as claimed in claim 2, wherein the first stopper is movable up and down.
5. The dust removing device of the melting and casting furnace as claimed in claim 2, wherein two sides of the first stopper and the second stopper are slidably connected with the corresponding side walls of the air inlet;
and a first driving device for driving the first stop block to move up and down and a second driving device for driving the second stop block to move up and down are arranged on the shell.
6. The dust removing device of the melting and casting furnace as claimed in any one of claims 1 to 5, wherein a support shaft (8) is horizontally arranged at the middle position of the filter screen, and the support shaft is positioned at one side of the filter screen close to the air outlet.
7. The dust removing device of the casting furnace as claimed in claim 1, wherein a third stop (10), a fourth stop (11) and a fifth stop (12) are arranged on the air inlet, and the third stop and the fifth stop can move up and down;
the bottom surface of the fourth stop block is inclined, the height of one end close to the filter screen is smaller than that of the other end, and the top surface of the fifth stop block is matched with the bottom surface of the first stop block, so that the top surface of the fifth stop block can be matched with the bottom surface of the fourth stop block after being contacted;
the top surface of the fourth stop block is inclined, the height of one end close to the filter screen is larger than that of the other end, and the bottom surface of the third stop block is matched with that of the fourth stop block, so that the bottom surface of the third stop block can be matched with that of the fourth stop block after being contacted.
8. The dust removing device of casting furnace as claimed in claim 7, wherein said fourth stopper is fixed to said air inlet, and a top surface of said fifth stopper contacts with a bottom surface of said fourth stopper so that said fifth stopper and said fourth stopper form a first connecting body, and a top surface of said first connecting body contacts with a bottom surface of said third stopper so that a square connecting body is formed, said square connecting body being located at a middle position of said air inlet.
9. The dust removing device of casting furnace as claimed in claim 7, wherein said fourth stopper is movable up and down.
10. The dust removing device of the casting furnace as claimed in claim 7, wherein two sides of the third stopper, the fourth stopper and the fifth stopper are slidably connected with the corresponding side walls of the air inlet;
and the shell is provided with a third driving device for driving the third stop block to move up and down, a fourth driving device for driving the fourth stop block to move up and down and a fifth driving device for driving the fifth stop block to move up and down.
CN202110798062.1A 2021-07-15 2021-07-15 Dust removal device of casting furnace Active CN113413695B (en)

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Publication number Priority date Publication date Assignee Title
CN114259802A (en) * 2021-11-22 2022-04-01 江苏东方滤袋股份有限公司 High-efficient dust removal filter bag with dust collecting function
CN114748948A (en) * 2022-04-27 2022-07-15 安徽鸿德玻璃钢环保设备有限公司 Glass fiber reinforced plastic cross flow purification tower
CN115042007A (en) * 2022-07-26 2022-09-13 安徽华深新能源科技有限公司 Aluminum alloy section bar cutting device

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CN213273815U (en) * 2020-09-25 2021-05-25 遂昌丰晟铸造有限公司 Casting furnace for wear-resistant castings
CN113042210A (en) * 2021-03-26 2021-06-29 宋文飞 Wind-control vibrating self-cleaning electronic engineering cabinet

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CN108654225A (en) * 2018-03-30 2018-10-16 冯晓宏 Air purifying filter mesh component
CN208642098U (en) * 2018-06-07 2019-03-26 青岛龙维环境科技有限公司 A kind of activated carbon adsorption dust-extraction unit
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CN114259802A (en) * 2021-11-22 2022-04-01 江苏东方滤袋股份有限公司 High-efficient dust removal filter bag with dust collecting function
CN114259802B (en) * 2021-11-22 2022-12-20 江苏东方滤袋股份有限公司 High-efficient dust removal filter bag with dust collecting function
CN114748948A (en) * 2022-04-27 2022-07-15 安徽鸿德玻璃钢环保设备有限公司 Glass fiber reinforced plastic cross flow purification tower
CN114748948B (en) * 2022-04-27 2024-05-14 安徽鸿德玻璃钢环保设备有限公司 Glass fiber reinforced plastic cross flow purifying tower
CN115042007A (en) * 2022-07-26 2022-09-13 安徽华深新能源科技有限公司 Aluminum alloy section bar cutting device

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