CN210098497U - Dust collector of wire drawing machine - Google Patents
Dust collector of wire drawing machine Download PDFInfo
- Publication number
- CN210098497U CN210098497U CN201920885419.8U CN201920885419U CN210098497U CN 210098497 U CN210098497 U CN 210098497U CN 201920885419 U CN201920885419 U CN 201920885419U CN 210098497 U CN210098497 U CN 210098497U
- Authority
- CN
- China
- Prior art keywords
- dust
- dust removal
- main part
- shell
- cover
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a wire drawing machine dust catcher, including apparatus main part, dust removal casing, install and remove mechanism, control panel and air-blower, the fixed surface of apparatus main part has the dust removal casing, the inside bottom of dust removal casing is provided with the dust collection bucket, be fixed with centrifugal separation cover on the dust removal casing inside wall of dust collection bucket top, it has equidistant deflector roll to articulate on the inside wall at dust removal casing top, the inboard in propelling movement groove is provided with shakes and shakes the frame, shake and all be fixed with the cylinder of carrying on the dust removal casing inside wall at frame both ends, the top of dust removal casing can be dismantled and be connected with the dust removal tube cap, the air-blower is installed through the backup pad to the inside apparatus main part of filter mantle top, the fixed surface of apparatus main part has control panel. The utility model discloses not only realized the inside automatic cleaning function of dust catcher, improved the convenient degree when the dust catcher is installed, the height when having realized the dust catcher dust absorption moreover and the two regulatory function of inclination.
Description
Technical Field
The utility model relates to a wire drawing machine equipment technical field specifically is a wire drawing machine dust catcher.
Background
A wire drawing machine, also called a wire drawing machine, is a mechanical device widely used in industrial application, widely used in industries such as mechanical manufacturing, hardware processing, petrochemical industry, plastics, bamboo and wood products, electric wires and cables, and generally requires a dust removal operation in the use process of the wire drawing machine, which requires a dust collector.
The type of dust collectors on the market today are various and can basically meet the use requirements of people, but certain problems still exist, and the specific problems include the following:
(1) when the traditional dust collector is used, the cleaning of the interior of the traditional dust collector is complicated, so that the treatment effect of the dust collector is seriously influenced;
(2) the traditional dust collector is inconvenient to install, thereby bringing great trouble to people;
(3) when the traditional dust collector is used, the height and the inclination of the traditional dust collector are difficult to adjust, so that the application range of the dust collector is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wire drawing machine dust catcher to it is comparatively loaded down with trivial details to provide the inside clearance of dust catcher in solving above-mentioned background art, and is convenient inadequately during the installation, the problem of difficulty is adjusted with the inclination to height during the dust absorption moreover.
In order to achieve the above object, the utility model provides a following technical scheme: a dust collector of a wire drawing machine comprises an instrument main body, a dust removal shell, an assembling and disassembling mechanism, a control panel and an air blower, wherein the surface of the instrument main body is fixedly provided with the dust removal shell, the surfaces of the instrument main body at two sides of the dust removal shell are respectively fixedly provided with a lower screw rod, the top end of the lower screw rod is in threaded connection with a threaded adjusting sleeve, the top end of the threaded adjusting sleeve is in threaded connection with an upper screw rod, the bottom end inside the dust removal shell is provided with a dust collection barrel, the side wall of the dust removal shell at one side of the dust collection barrel is provided with a cleaning cavity, the inner wall of the cleaning cavity is hinged with a cleaning door cover, the inner side wall of the dust removal shell above the dust collection barrel is fixedly provided with a centrifugal separation cover, one side of the bottom of the centrifugal separation cover is provided with an air inlet cover, the inner side wall at the top of the dust removal shell is, and shake the both sides of shaking the frame and all be located the inside of pushing away the groove, shake all be fixed with the cylinder of shaking on the dust removal casing inside wall at frame both ends, and the output of cylinder of shaking is connected with shaking the fixed surface of shaking the frame, the top of dust removal casing can be dismantled and is connected with the dust removal tube cap, and the dust removal tube cap is linked together with the dust removal casing, the inside bottom of apparatus main part is provided with the filter mantle, and the one end of filter mantle extends to the outside of apparatus main part, the inside backup pad that passes through of apparatus main part above the filter mantle installs the air-blower, and the air-blower output installs flexible pipeline to the top of flexible pipeline runs through the apparatus main part and extends to the inside of screw thread adjusting collar, the fixed surface of apparatus main part has control panel, and the inside output of control panel respectively with the input electric connection of pushing away jar and air.
Preferably, the inner side wall of the top end of the dust removal shell is provided with a filter cloth net through a fixing screw, and the other end of the filter cloth net sequentially penetrates through the shaking frame and the guide roller and is tightly attached to the inner side wall of the dust removal shell through the fixing screw.
Preferably, the surface of the instrument body on the inner side of the upper screw rod is sleeved with a fixed hoop, and the outer side wall of the fixed hoop is hinged with the inner side wall of the upper screw rod.
Preferably, install and remove the inside of mechanism and set gradually and install and remove depression bar, sealing plug, install and remove the draw-in groove and install and remove the card post, one side on dust removal tube cap top is provided with three groups and installs and remove the depression bar, and the adjacent contained angle of installing and removing between the depression bar is one hundred twenty degrees, the bottom of installing and removing the depression bar runs through the dust removal tube cap and installs and remove the card post.
Preferably, be provided with three groups on the lateral wall of flexible pipeline and install and remove the draw-in groove, and the adjacent contained angle of installing and removing between the draw-in groove is one hundred twenty degrees to install and remove the draw-in groove and install and remove the card post and mutually support, the flexible pipeline surface cover of dust removal tube cap one side is equipped with the sealing plug, and the lateral wall of sealing plug closely laminates with the inside wall of dust removal tube cap.
Preferably, the surface of the instrument main body above the control panel is hinged with an inclination adjusting frame, one end of the inclination adjusting frame, which is far away from the instrument main body, is hinged with the surface of the upper screw rod, the surface of the inclination adjusting frame, which is close to one end of the instrument main body, is in threaded connection with a fastening stud, and one end of the fastening stud penetrates through the inclination adjusting frame and is in threaded connection with the surface of the instrument main body.
Compared with the prior art, the beneficial effects of the utility model are that: the dust collector of the wire drawing machine not only realizes the automatic cleaning function in the dust collector, improves the convenience degree when the dust collector is installed, but also realizes the double adjusting function of the height and the inclination when the dust collector collects dust;
(1) the guide roller, the pushing groove, the shaking frame, the filter cloth net and the pushing cylinder are arranged, and the shaking frame is driven by the pushing cylinder to shake in a reciprocating manner along the inside of the pushing groove, so that solid particles attached to the surface of the filter cloth net fall into the dust collection barrel under the action of the guide roller, the automatic cleaning function of the inside of the dust collector is realized, and the treatment effect of the dust collector is improved;
(2) the assembly and disassembly pressing rod, the assembly and disassembly clamping column, the assembly and disassembly clamping groove and the sealing plug are arranged, the assembly and disassembly pressing rod on the surface of the dust removal pipe cover is pressed to drive the assembly and disassembly clamping column to be matched with the assembly and disassembly clamping groove, and meanwhile, the sealing plug on the surface of the telescopic pipeline is plugged into the dust removal pipe cover, so that the installation time of the dust collector on the telescopic pipeline is shortened, and the convenience degree of the dust collector during installation is improved;
(3) the lower screw rod, the thread adjusting sleeve, the upper screw rod, the fixed hoop, the inclination adjusting frame and the fastening screw bolt are arranged, the fastening screw bolt and the thread adjusting sleeve are rotated to drive the dust removal shell to move under the matching of the lower screw rod and the upper screw rod, and the double adjusting functions of height and inclination of the dust collector during dust collection are realized through supporting and protecting under the action of the fixed hoop and the inclination adjusting frame, so that the application range of the dust collector is expanded.
Drawings
Fig. 1 is a schematic view of the appearance structure of the utility model;
fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the assembling and disassembling mechanism of the present invention;
fig. 4 is a schematic view of the shaking frame of the present invention showing an enlarged structure in a top view.
In the figure: 1. an instrument body; 2. a dust removal housing; 3. a lower screw rod; 4. a thread adjusting sleeve; 5. a fixed ferrule; 6. an upper screw rod; 7. a dust removal pipe cover; 8. an inclination adjusting bracket; 9. an assembling and disassembling mechanism; 901. assembling and disassembling the compression bar; 902. a sealing plug; 903. assembling and disassembling the clamping groove; 904. assembling and disassembling the clamp column; 10. a telescopic pipeline; 11. fastening a stud; 12. a control panel; 13. a filter housing; 14. a dust collecting barrel; 15. cleaning the cavity; 16. cleaning the door cover; 17. an air intake hood; 18. a centrifugal separation hood; 19. a filter cloth net; 20. a guide roller; 21. a pushing cylinder; 22. a blower; 23. pushing the trough; 24. shake the frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a dust collector of a wire drawing machine comprises an instrument main body 1, a dust removal shell 2, an assembling and disassembling mechanism 9, a control panel 12 and a blower 22, wherein the dust removal shell 2 is fixed on the surface of the instrument main body 1, lower screw rods 3 are fixed on the surfaces of the instrument main body 1 on two sides of the dust removal shell 2, the top ends of the lower screw rods 3 are in threaded connection with a thread adjusting sleeve 4, the top ends of the thread adjusting sleeve 4 are in threaded connection with upper screw rods 6, a fixed hoop 5 is sleeved on the surface of the instrument main body 1 on the inner side of each upper screw rod 6, and the outer side wall of each fixed hoop 5 is hinged to the inner side wall of each;
a dust collection barrel 14 is arranged at the bottom end inside the dust collection shell 2, a cleaning cavity 15 is arranged on the side wall of the dust collection shell 2 on one side of the dust collection barrel 14, a cleaning door cover 16 is hinged on the inner wall of the cleaning cavity 15, a centrifugal separation cover 18 is fixed on the inner side wall of the dust collection shell 2 above the dust collection barrel 14, an air inlet cover 17 is arranged on one side of the bottom of the centrifugal separation cover 18, guide rollers 20 with equal intervals are hinged on the inner side wall of the top of the dust collection shell 2, pushing grooves 23 are arranged on the two side walls of the dust collection shell 2 below the guide rollers 20, a shaking frame 24 is arranged on the inner side of the pushing grooves 23, the two sides of the shaking frame 24 are both positioned inside the pushing grooves 23, pushing cylinders 21 are fixed on the inner side walls of the dust collection shell 2 at the two ends of the shaking frame 24, the model of the pushing cylinders 21 can be DSBC, and the output ends of the pushing cylinders 21 are fixedly connected;
the inner side wall of the top end of the dust removing shell 2 is provided with a filter cloth net 19 through a fixing screw, the other end of the filter cloth net 19 sequentially passes through a shaking frame 24 and a guide roller 20 and is tightly attached to the inner side wall of the dust removing shell 2 through the fixing screw for filtering work, the top end of the dust removing shell 2 is detachably connected with a dust removing pipe cover 7, the dust removing pipe cover 7 is communicated with the dust removing shell 2, one end of the dust removing pipe cover 7 is provided with an assembling and disassembling mechanism 9, the assembling and disassembling pressure bar 901, a sealing plug 902, an assembling and disassembling clamping groove 903 and an assembling and disassembling clamping column 904 are sequentially arranged in the assembling and disassembling mechanism 9, one side of the top end of the dust removing pipe cover 7 is provided with three groups of assembling and disassembling pressure bars 901, the included angle between the adjacent assembling and disassembling pressure bars 901 is one hundred twenty degrees, the bottom end of the assembling and disassembling pressure bar 901 penetrates through the dust removing pipe cover 7, the assembling and disassembling clamping groove 903 is matched with the assembling and disassembling clamping column 904, the sealing plug 902 is sleeved on the surface of the telescopic pipeline 10 on one side of the dust removal pipe cover 7, and the outer side wall of the sealing plug 902 is tightly attached to the inner side wall of the dust removal pipe cover 7;
when the dust removal pipe cover is used, the assembly and disassembly pressing rod 901 on the surface of the dust removal pipe cover 7 is pressed to drive the assembly and disassembly clamping column 904 to be matched with the assembly and disassembly clamping groove 903, and meanwhile, the sealing plug 902 on the surface of the telescopic pipeline 10 is plugged into the dust removal pipe cover 7 to achieve assembly work;
a filter cover 13 is arranged at the bottom end inside the instrument main body 1, one end of the filter cover 13 extends to the outside of the instrument main body 1, a blower 22 is arranged inside the instrument main body 1 above the filter cover 13 through a support plate, the model of the blower 22 can be YWF4E-300S, a telescopic pipeline 10 is arranged at the output end of the blower 22, the top end of the telescopic pipeline 10 penetrates through the instrument main body 1 and extends to the inside of a thread adjusting sleeve 4, a control panel 12 is fixed on the surface of the instrument main body 1, the model of the control panel 12 can be KTP600, the output end of a single chip microcomputer inside the control panel 12 is respectively and electrically connected with a pushing cylinder 21 and the input end of the blower 22, an inclination adjusting frame 8 is hinged on the surface of the instrument main body 1 above the control panel 12, one end, far away from the instrument main body 1, of the inclination adjusting frame 8 is hinged with the surface of an upper screw rod 6, a fastening stud 11 is in threaded connection with the, and one end of the fastening stud 11 penetrates through the inclination adjusting frame 8 and is in threaded connection with the surface of the instrument body 1 for inclination adjusting work.
The working principle is as follows: when in use, the external power supply firstly rotates the fastening stud 11 to enable the fastening stud to be loosened with the apparatus main body 1, then rotates the thread adjusting sleeve 4 to enable the fastening stud to drive the dust removing shell 2 to move under the mutual matching of the lower screw rod 3 and the upper screw rod 6 on the surface of the apparatus main body 1, supports and protects through the action of the fixing hoop 5 and the inclination adjusting frame 8 in the moving process to increase the stability in adjustment, reversely rotates the fastening stud 11 to fix after the adjustment is completed, realizes the double adjusting functions of the height and the inclination of the dust collector during dust collection, thereby expanding the application range of the dust collector during use, then inserts the telescopic pipeline 10 into the dust removing pipe cover 7, drives the assembling and disassembling clamping column 904 to be matched with the assembling and disassembling clamping groove 903 by pressing the assembling and disassembling pressing rod 901 on the surface of the dust removing pipe cover 7, and simultaneously plugs the sealing plug on the surface of the telescopic pipeline 10 into the dust removing pipe cover 902, in order to realize the equipment work, during the use, operation control panel 12, make its control air-blower 22 work, it handles to pump into centrifugal separation cover 18 inside with dust gas through the cover 17 that admits air, filter through filter cloth 19 simultaneously, the dust after the processing falls into inside dust collection bucket 14, when clearing up at last, through control panel 12 control propulsion jar 21 work, propulsion jar 21 drives and shakes shaking frame 24 and shake along the inside reciprocal rocking of pushing away groove 23, make filter cloth 19 surface attached solid particle drop to inside dust collection bucket 14 under the effect of deflector roll 20, clear up through the clearance door closure 16 of opening the clearance chamber 15 inside wall afterwards, the use work of dust catcher is finally accomplished.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a wire drawing machine dust catcher, includes apparatus main part (1), dust removal casing (2), installs and removes mechanism (9), control panel (12) and air-blower (22), its characterized in that: the dust collection device is characterized in that a dust collection shell (2) is fixed on the surface of the device body (1), lower screws (3) are fixed on the surfaces of the device body (1) on two sides of the dust collection shell (2), a thread adjusting sleeve (4) is in threaded connection with the top end of each lower screw (3), an upper screw (6) is in threaded connection with the top end of each thread adjusting sleeve (4), a dust collection barrel (14) is arranged at the bottom end of the interior of the dust collection shell (2), a cleaning cavity (15) is formed in the side wall of the dust collection shell (2) on one side of the dust collection barrel (14), a cleaning door cover (16) is hinged to the inner wall of the cleaning cavity (15), a centrifugal separation cover (18) is fixed to the inner side wall of the dust collection shell (2) above the dust collection barrel (14), an air inlet cover (17) is arranged on one side of the bottom of the centrifugal separation cover (18), and guide rollers (, pushing grooves (23) are formed in two side walls of the dust removing shell (2) below the guide roller (20), shaking frames (24) are arranged on the inner sides of the pushing grooves (23), two sides of each shaking frame (24) are located in the pushing grooves (23), pushing cylinders (21) are fixed on the inner side walls of the dust removing shell (2) at two ends of each shaking frame (24), the output ends of the pushing cylinders (21) are fixedly connected with the surfaces of the shaking frames (24), a dust removing pipe cover (7) is detachably connected to the top end of the dust removing shell (2), the dust removing pipe cover (7) is communicated with the dust removing shell (2), an assembling and disassembling mechanism (9) is arranged at one end of the dust removing pipe cover (7), a filter cover (13) is arranged at the bottom end of the inner portion of the instrument main body (1), one end of the filter cover (13) extends to the outer portion of the instrument main body (1), and an air blower (22) is installed in the instrument main body (1) above the filter cover (13), and flexible pipeline (10) are installed to air-blower (22) output to the top of flexible pipeline (10) runs through apparatus main part (1) and extends to the inside of screw thread adjusting collar (4), the fixed surface of apparatus main part (1) has control panel (12), and the output of the inside singlechip of control panel (12) respectively with the input electric connection of carrying on jar (21) and air-blower (22).
2. The vacuum cleaner of claim 1, wherein: the inner side wall of the top end of the dust removal shell (2) is provided with a filter cloth net (19) through a fixing screw, and the other end of the filter cloth net (19) sequentially penetrates through the shaking frame (24) and the guide roller (20) and is tightly attached to the inner side wall of the dust removal shell (2) through the fixing screw.
3. The vacuum cleaner of claim 1, wherein: the surface of the instrument body (1) on the inner side of the upper screw (6) is sleeved with a fixed hoop (5), and the outer side wall of the fixed hoop (5) is hinged with the inner side wall of the upper screw (6).
4. The vacuum cleaner of claim 1, wherein: the assembly and disassembly mechanism (9) is internally provided with an assembly and disassembly pressing rod (901), a sealing plug (902), an assembly and disassembly clamping groove (903) and an assembly and disassembly clamping column (904) in sequence, three groups of assembly and disassembly pressing rods (901) are arranged on one side of the top end of the dust removal pipe cover (7), an included angle between every two adjacent assembly and disassembly pressing rods (901) is one hundred twenty degrees, and the bottom ends of the assembly and disassembly pressing rods (901) penetrate through the dust removal pipe cover (7) and are provided with the assembly and disassembly clamping column (904).
5. The vacuum cleaner of claim 4, wherein: be provided with three groups on the lateral wall of flexible pipeline (10) and install and remove draw-in groove (903), and the adjacent contained angle of installing and removing between draw-in groove (903) is one hundred twenty degrees to install and remove draw-in groove (903) and install and remove card post (904) and mutually support, flexible pipeline (10) surface cover of dust removal tube cap (7) one side is equipped with sealing plug (902), and the lateral wall of sealing plug (902) closely laminates with the inside wall of dust removal tube cap (7).
6. The vacuum cleaner of claim 1, wherein: the utility model discloses an instrument main part, including control panel (12), instrument main part (1) surface of control panel (12) top all articulates there is inclination alignment jig (8), and the one end that instrument main part (1) was kept away from in inclination alignment jig (8) is articulated mutually with the surface of last screw rod (6), the surperficial threaded connection that inclination alignment jig (8) are close to instrument main part (1) one end has fastening stud (11), and the one end of fastening stud (11) runs through inclination alignment jig (8) and with the surperficial threaded connection of instrument main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885419.8U CN210098497U (en) | 2019-06-13 | 2019-06-13 | Dust collector of wire drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885419.8U CN210098497U (en) | 2019-06-13 | 2019-06-13 | Dust collector of wire drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210098497U true CN210098497U (en) | 2020-02-21 |
Family
ID=69565056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920885419.8U Expired - Fee Related CN210098497U (en) | 2019-06-13 | 2019-06-13 | Dust collector of wire drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210098497U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108476A (en) * | 2020-09-11 | 2020-12-22 | 江苏卓然智能重工有限公司 | Modularized butt joint auxiliary mechanism for convection section smoke collecting hood of diesel hydrogenation furnace |
| CN112550859A (en) * | 2020-11-23 | 2021-03-26 | 苏州东大贝普包装技术有限公司 | Inside and outside dust collector of valve bag packagine machine |
-
2019
- 2019-06-13 CN CN201920885419.8U patent/CN210098497U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108476A (en) * | 2020-09-11 | 2020-12-22 | 江苏卓然智能重工有限公司 | Modularized butt joint auxiliary mechanism for convection section smoke collecting hood of diesel hydrogenation furnace |
| CN112550859A (en) * | 2020-11-23 | 2021-03-26 | 苏州东大贝普包装技术有限公司 | Inside and outside dust collector of valve bag packagine machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210098497U (en) | Dust collector of wire drawing machine | |
| CN208687885U (en) | Bamboo charcoal filter screen air purifier | |
| CN208943671U (en) | Dust-extraction unit is used in a kind of production of dry powder and mortar | |
| CN210829550U (en) | Dust removing device for filter element of air filter | |
| CN219663188U (en) | Dust remover capable of avoiding dust accumulation and blockage | |
| CN211540777U (en) | Polishing machine with dust collection function for plate processing | |
| CN211069386U (en) | High-efficient environment-friendly's dust removal filtration system | |
| CN218984425U (en) | Dustless grinding device of glass | |
| CN208928824U (en) | Dust-extraction unit is used in a kind of processing of circuit board | |
| CN215321416U (en) | Dry dust collector of printing paper | |
| CN214760858U (en) | Portable small-size handheld dust catcher | |
| CN212190190U (en) | Assembly line auxiliary device is used in solar energy component production | |
| CN212752939U (en) | Protective device for vacuum generator | |
| CN107812433A (en) | A kind of high-efficiency environment friendly cleaner | |
| CN207654898U (en) | A kind of high-efficiency environment friendly cleaner | |
| CN219559032U (en) | Filtering device of dehumidifying dryer | |
| CN220763272U (en) | Drying air supply device | |
| CN220802412U (en) | Gas filtering device | |
| CN214862315U (en) | Multistage treatment facility of dust fall dust removal | |
| CN216870365U (en) | Atomic absorption spectrophotometer | |
| CN217783723U (en) | Air compressor machine is used in modified plastic pellet production of polymer | |
| CN217844790U (en) | Furnace pipe cleaning equipment of vacuum sintering furnace | |
| CN210390519U (en) | Exhaust device of laser marking machine | |
| CN216799129U (en) | Environment-friendly compressed air dryer | |
| CN217312534U (en) | Electromechanical engineering workshop environmental protection dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |