CN217410101U - Photo-oxygen catalytic activated carbon waste gas purifier - Google Patents
Photo-oxygen catalytic activated carbon waste gas purifier Download PDFInfo
- Publication number
- CN217410101U CN217410101U CN202220808319.7U CN202220808319U CN217410101U CN 217410101 U CN217410101 U CN 217410101U CN 202220808319 U CN202220808319 U CN 202220808319U CN 217410101 U CN217410101 U CN 217410101U
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- Prior art keywords
- installation
- dust collection
- cleaning
- machine body
- dust
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 28
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 8
- 239000002912 waste gas Substances 0.000 title abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 78
- 238000004140 cleaning Methods 0.000 claims abstract description 61
- 238000009434 installation Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 8
- 239000001301 oxygen Substances 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 24
- 210000000056 organ Anatomy 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 238000006555 catalytic reaction Methods 0.000 claims description 11
- 238000007539 photo-oxidation reaction Methods 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000003610 charcoal Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000000746 purification Methods 0.000 description 12
- 230000001681 protective effect Effects 0.000 description 6
- 238000000605 extraction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a light oxygen catalytic activated carbon waste gas purifier, which comprises a machine body, wherein the interior of the machine body is provided with a cleaning mechanism, the cleaning mechanism comprises two installation shells, two installation shells are arranged inside the installation shells, the outer surfaces of the two threaded rods are in threaded connection with lifting blocks, the front surfaces of the two lifting blocks are provided with installation blocks, the inner parts of the two installation blocks are in rotational connection with a cleaning roller, the outer surface of the cleaning roller is provided with a cleaning brush, when more dust attached to the surface of a filter screen needs to be cleaned, the threaded rods are rotated, the installation blocks and the cleaning roller can be driven to lift through the threads and the lifting blocks, the cleaning roller can be driven to rotate through a gear matching rack in the lifting process of the cleaning roller, so that the cleaning brush can be driven to rotate, and the cleaning effect of the cleaning brush on the dust on the surface of the filter screen is improved, thereby the filter effect of the filter screen to the air can be improved.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas purification, concretely relates to light oxygen catalytic activity charcoal exhaust gas purifier.
Background
The waste gas purification mainly refers to the work of treating the industrial waste gas generated in industrial places such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful gas, and the common waste gas purification includes factory smoke and waste gas purification, workshop dust and waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid-base waste gas purification, chemical waste gas purification and the like.
During the light oxygen catalysis active carbon exhaust gas cleaner on the market carries out the working process at present, filter with the dust in to the air through the filter screen usually, be convenient for follow-up purification to waste gas, along with the use of filter screen, filter screen surface adhesion's dust increases gradually, leads to the filter effect decline of filter screen to the air, and the filter screen is located exhaust gas cleaner's inside, and the staff of not being convenient for cleans the filter screen, for this reason we provide a light oxygen catalysis active carbon exhaust gas cleaner.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light oxygen catalysis active carbon exhaust gas purifier to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a photo-oxidation catalytic activated carbon waste gas purifier comprises a body, wherein a filter screen is arranged at a position close to the front side inside the body, a cleaning mechanism is arranged inside the body and comprises two installation shells, the two installation shells are respectively arranged at positions close to the filter screen on the left side wall and the right side wall of the body, threaded rods are respectively and rotatably connected inside the two installation shells, lifting blocks are respectively and rotatably connected to the outer surfaces of the two threaded rods, installation blocks are respectively arranged on the front surfaces of the two lifting blocks, a cleaning roller is rotatably connected inside the two installation blocks, a cleaning brush is arranged on the outer surface of the cleaning roller and is positioned between the two installation blocks, the outer surface of the cleaning brush is in close contact with the front surface of the filter screen, and a driving mechanism and a dust suction mechanism are respectively arranged on the upper surface and the lower surface of the body, the top wall and the position that interior roof is close to the middle part all are provided with UV ultraviolet lamp in the organism, the inside position that is close to the rear side of organism is provided with the active carbon layer.
Preferably, the cleaning mechanism further comprises two transmission gears, the two transmission gears are arranged at two ends of the cleaning roller respectively, the two transmission gears are arranged on the front surface inside the installation shell and are meshed with the two racks respectively, the sliding grooves are formed in the rear surface inside the installation shell, the sliding blocks are arranged on the rear surfaces of the two lifting blocks respectively, and the sliding blocks are connected to the two sliding grooves in a sliding mode respectively.
Preferably, actuating mechanism includes the protecting crust, and the protecting crust sets up the position that is close to the front side at the organism upper surface, middle part in the protecting crust is provided with biax servo motor, two biax servo motor's output shaft all is connected with the axis of rotation through the shaft coupling transmission, and two axis of rotation keep away from biax servo motor's one end and rotate with the inside left side wall of protecting crust and right side wall respectively and be connected.
Preferably, two run through respectively two the upper end of threaded rod the top of installation shell and extend to the inside of protecting crust, two the upper end and two of threaded rod the position that biax servo motor was kept away from to the axis of rotation surface all is provided with trapezoidal gear, per two trapezoidal gear meshes mutually, the inside of protecting crust is provided with the stopper, and the stopper is equipped with four, two the axis of rotation rotates respectively and connects four the inside of stopper.
Preferably, the dust collection mechanism includes the dust absorption pipe, and the dust absorption pipe sets up the position that is close to the front side in the organism diapire, the front side of organism lower surface has set gradually dust collection box and dust extraction from the front to the back, and dust extraction is linked together with dust collection box and dust absorption pipe, the position that is close to the front side in the dust collection box inside is provided with the filter sponge, the positive surface of dust collection box is provided with the back flow, and the back flow is kept away from the one end of dust collection box and is run through the positive surface of organism and extend to the bottom in the organism.
Preferably, the positions, close to the machine body, inside the two mounting shells are provided with four organ covers, the upper ends and the lower ends of the upper two organ covers are respectively arranged on the inner top wall of the mounting shell and the upper surface of the mounting block, and the upper ends and the lower ends of the lower two organ covers are respectively arranged on the lower surface of the mounting block and the inner bottom wall of the mounting shell.
Preferably, the middle parts of the front surface and the rear surface of the machine body are respectively provided with an air inlet and an air outlet, the four corners of the lower surface of the machine body are respectively provided with supporting legs, and the lower ends of the four supporting legs are respectively provided with a supporting block.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this light oxygen catalytic activity carbon exhaust gas purifier, clean the filter screen through the clean mechanism that sets up, when filter screen surface attached to dust more need clean, make the threaded rod rotate, can drive installation piece and cleaning roller through screw thread and elevator and go up and down, at the cleaning roller lift in-process, can drive the cleaning roller through gear cooperation rack and rotate, thereby can drive the cleaning brush and rotate, improve the clean effect of cleaning brush to filter screen surface dust, thereby can improve the filter effect of filter screen to the air.
(2) This light oxygen catalysis active carbon exhaust gas cleaner inhales the dust that clean mechanism swept out through the dust absorption mechanism that sets up, makes dust extraction work, inhales the inside of dust collection box through the dust absorption pipe with the dust that clean mechanism swept out and collects, and the follow-up staff of being convenient for handles the dust of collecting, and the inside waste gas backward flow that makes the dust collection box through the dust pipe that sets up gets into the inside of organism and purifies.
Drawings
Fig. 1 is a schematic perspective view of a cleaning mechanism and a driving mechanism of the present invention;
fig. 2 is a front sectional view of the present invention;
fig. 3 is a side sectional view of the mounting case of the present invention;
fig. 4 is a side sectional view of the present invention.
In the figure: 1. a body; 2. a filter screen; 3. a cleaning mechanism; 301. mounting a shell; 302. a threaded rod; 303. mounting blocks; 304. a cleaning roller; 305. a cleaning brush; 306. a transmission gear; 4. a drive mechanism; 401. a protective shell; 402. a double-shaft servo motor; 403. a rotating shaft; 404. a trapezoidal gear; 405. a limiting block; 5. a dust suction mechanism; 501. a dust collection device; 502. a dust collection pipe; 503. a dust collection box; 504. filtering the sponge; 6. a UV ultraviolet lamp; 7. an activated carbon layer; 8. an organ cover; 9. a rack; 10. supporting legs; 11. a slider; 12. a chute.
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 a photo-oxidation catalytic activated carbon exhaust gas purifier, which comprises a body 1, a filter screen 2 is disposed inside the body 1 near the front side, a cleaning mechanism 3 is disposed inside the body 1, the cleaning mechanism 3 comprises two mounting shells 301, the two mounting shells 301 are disposed at the left side wall and the right side wall of the body 1 near the filter screen 2, the two mounting shells 301 are rotatably connected with a threaded rod 302, the outer surfaces of the two threaded rods 302 are respectively connected with a lifting block in a threaded manner, the front surfaces of the two lifting blocks are respectively provided with a mounting block 303, the inner parts of the two mounting blocks 303 are rotatably connected with a cleaning roller 304, the outer surface of the cleaning roller 304 is provided with a cleaning brush 305, the cleaning brush 305 is disposed between the two mounting blocks 303, the outer surface of the cleaning brush 305 is in close contact with the front surface of the filter screen 2, the upper surface and the lower surface of organism 1 are equipped with actuating mechanism 4 and dust absorption mechanism 5 respectively, and roof and interior roof all are provided with UV ultraviolet lamp 6 near the position at middle part in the organism 1, and the inside position that is close to the rear side of organism 1 is provided with activated carbon layer 7.
In this embodiment, preferably, the cleaning mechanism 3 further includes two transmission gears 306, the two transmission gears 306 are provided, the two transmission gears 306 are respectively provided at two ends of the cleaning roller 304, the racks 9 are respectively provided on the front surfaces inside the two mounting cases 301, the two transmission gears 306 are respectively engaged with the two racks 9, the sliding grooves 12 are respectively provided on the rear surfaces inside the two mounting cases 301, the sliding blocks 11 are respectively provided on the rear surfaces of the two lifting blocks, the two sliding blocks 11 are respectively slidably connected inside the two sliding grooves 12, the positions of the lifting blocks can be limited by the arranged sliding blocks 11 matching with the sliding grooves 12, the stability of the lifting blocks, the mounting blocks 303 and the cleaning roller 304 is increased, the cleaning roller 304 and the cleaning brush 305 can be conveniently lifted, in the lifting process of the cleaning roller 304, the transmission gears 306 can drive the cleaning roller 304 to rotate by matching with the racks 9, so as to drive the cleaning brush 305 to rotate, the cleaning effect of the cleaning brush 305 on the filter screen 2 is improved.
In this embodiment, preferably, the driving mechanism 4 includes a protective shell 401, and the protective shell 401 is disposed at a position close to the front side on the upper surface of the machine body 1, a dual-axis servo motor 402 is disposed in the middle of the protective shell 401, the output shafts of the two dual-axis servo motors 402 are both connected with a rotation shaft 403 through a coupling, and one end of the two rotation shafts 403 away from the dual-axis servo motor 402 is respectively connected with the left side wall and the right side wall inside the protective shell 401 in a rotating manner, the dual-axis servo motor 402 is installed through the protective shell 401, the dual-axis servo motor 402 is electrically connected with an external power supply, so that the dual-axis servo motor 402 works, and the rotation shaft 403 can be driven to rotate.
In this embodiment, it is preferable, the top of two installation shells 301 is run through respectively to the upper end of two threaded rods 302 and extends to the inside of protecting crust 401, the position that biax servo motor 402 was kept away from to the upper end of two threaded rods 302 and two axis of rotation 403 surfaces all is provided with trapezoidal gear 404, every two trapezoidal gear 404 mesh mutually, the inside of protecting crust 401 is provided with stopper 405, and stopper 405 is equipped with four, two axis of rotation 403 rotate the inside of connecting four stopper 405 respectively, when axis of rotation 403 rotates, can drive threaded rod 302 through trapezoidal gear 404 and rotate, can install axis of rotation 403 through the stopper 405 that sets up, increase the stability of axis of rotation 403.
In this embodiment, preferably, the dust suction mechanism 5 includes a dust suction pipe 502, the dust suction pipe 502 is disposed at a position near the front side of the bottom wall of the machine body 1, the front side of the lower surface of the machine body 1 is sequentially provided with a dust box 503 and a dust suction device 501 from front to back, and the dust suction device 501 is communicated with a dust box 503 and a dust suction pipe 502, a filter sponge 504 is arranged in the dust box 503 near the front side, a return pipe is arranged on the front surface of the dust box 503, and one end of the return pipe far away from the dust collection box 503 penetrates the front surface of the machine body 1 and extends to the bottom in the machine body 1, electrically connects the dust collection device 501 with an external power supply, so that the dust collection device 501 works, dust swept out by the cleaning brush 305 can be sucked into the interior of the dust box 503 through the dust suction pipe 502 to be collected, dust is filtered by a filter sponge 504 provided inside the dust box 503, and exhaust gas inside the dust box 503 is returned to the inside of the machine body 1 through a return pipe.
In this embodiment, preferably, the positions inside the two mounting cases 301 close to the machine body 1 are provided with the organ covers 8, the organ covers 8 are four, the upper ends and the lower ends of the two upper organ covers 8 are respectively arranged on the inner top wall of the mounting case 301 and the upper surface of the mounting block 303, the upper ends and the lower ends of the two lower organ covers 8 are respectively arranged on the lower surface of the mounting block 303 and the inner bottom wall of the mounting case 301, the gap between the mounting case 301 and the machine body 1 is sealed through the arranged organ covers 8, and the dust inside the machine body 1 is prevented from entering the inside of the mounting case 301 to affect the rotation of the threaded rod 302.
In this embodiment, preferably, air intake and air outlet have been seted up respectively at the middle part of organism 1 front surface and rear surface, and the four corners department of organism 1 lower surface all is provided with supporting leg 10, and the lower extreme of four supporting legs 10 all is provided with the supporting shoe, supports organism 1 through the supporting shoe of supporting leg 10 cooperation that sets up, can increase organism 1's stability, and this exhaust gas purification device of being convenient for works.
The utility model discloses a theory of operation and use flow: when the device is used, the waste gas purification device is electrically connected with an external power supply, waste gas enters the inside of the machine body 1 through the air inlet, dust in the waste gas is filtered through the filter screen 2, the UV ultraviolet lamp 6 works to carry out photo-oxygen catalysis on the waste gas, when the attached dust on the outer surface of the filter screen 2 is more, the double-shaft servo motor 402 works to drive the rotating shaft 403 to rotate, the threaded rod 302 can be driven to rotate through the trapezoidal gear 404, when the threaded rod 302 rotates, the mounting block 303 and the cleaning roller 304 can be driven to lift through the threads and the lifting block, in the lifting process of the cleaning roller 304, the cleaning roller 304 can be driven to rotate through the transmission gear 306 and the rack 9, so that the cleaning brush 305 can be driven to rotate, the cleaning effect of the cleaning brush 305 on the dust on the surface of the filter screen 2 is improved, and the air filtering effect of the filter screen 2 can be improved, when the dust suction device 501 is operated, the dust cleaned by the cleaning brush 305 can be sucked into the dust box 503 through the dust suction pipe 502 and collected, the dust is filtered by the filter sponge 504 provided in the dust box 503, and the exhaust gas in the dust box 503 is returned to the inside of the body 1 through the return pipe.
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 (7)
1. The utility model provides a light oxygen catalytic activity charcoal exhaust gas purifier, includes organism (1), its characterized in that: the cleaning device is characterized in that a filter screen (2) is arranged at a position close to the front side inside the machine body (1), a cleaning mechanism (3) is arranged inside the machine body (1), the cleaning mechanism (3) comprises two installation shells (301), the two installation shells (301) are respectively arranged at positions close to the filter screen (2) on the left side wall and the right side wall of the machine body (1), the two installation shells (301) are rotatably connected with threaded rods (302), the outer surfaces of the two threaded rods (302) are in threaded connection with lifting blocks, the front surfaces of the two lifting blocks are respectively provided with an installation block (303), the inner parts of the two installation blocks (303) are rotatably connected with a cleaning roller (304), the outer surface of the cleaning roller (304) is provided with a cleaning brush (305), the cleaning brush (305) is arranged between the two installation blocks (303), the outer surface of the cleaning brush (305) is in close contact with the front surface of the filter screen (2), the upper surface and the lower surface of organism (1) are equipped with actuating mechanism (4) and dust absorption mechanism (5) respectively, roof and interior roof all are provided with UV ultraviolet lamp (6) near the position at middle part in organism (1), the inside position that is close to the rear side of organism (1) is provided with activated carbon layer (7).
2. The photo-oxidation catalysis active carbon exhaust gas purifier of claim 1, characterized in that: clean mechanism (3) still include drive gear (306), and drive gear (306) are equipped with two, two drive gear (306) set up respectively at the both ends of cleaning roller (304), two the inside positive surface of installation shell (301) all is provided with rack (9), and two drive gear (306) mesh with two rack (9) respectively mutually, two spout (12) have all been seted up to the inside rear surface of installation shell (301), and the rear surface of two elevator all is provided with slider (11), two slider (11) sliding connection respectively is two the inside of spout (12).
3. The photo-oxidation catalysis active carbon exhaust gas purifier of claim 1, characterized in that: actuating mechanism (4) are including protecting crust (401), and protecting crust (401) set up the position that is close to the front side at organism (1) upper surface, middle part in protecting crust (401) is provided with biax servo motor (402), two the output shaft of biax servo motor (402) all is connected with axis of rotation (403) through the shaft coupling transmission, and two axis of rotation (403) keep away from the one end of biax servo motor (402) and rotate with the inside left side wall and the right side wall of protecting crust (401) respectively and be connected.
4. The photo-oxidation catalysis active carbon exhaust gas purifier according to claim 3, characterized in that: two the upper end of threaded rod (302) runs through two respectively the top of installation shell (301) and extend to the inside of protecting crust (401), two the upper end and two of threaded rod (302) the position that biax servo motor (402) was kept away from to axis of rotation (403) surface all is provided with trapezoidal gear (404), per two trapezoidal gear (404) meshes mutually, the inside of protecting crust (401) is provided with stopper (405), and stopper (405) is equipped with four, two axis of rotation (403) rotates respectively and connects four the inside of stopper (405).
5. The photo-oxidation catalysis active carbon exhaust gas purifier of claim 1, characterized in that: the dust collection mechanism (5) comprises a dust collection pipe (502), the dust collection pipe (502) is arranged at the position, close to the front side, of the inner bottom wall of the machine body (1), a dust collection box (503) and a dust collection device (501) are sequentially arranged on the front side of the lower surface of the machine body (1) from front to back, the dust collection device (501) is communicated with the dust collection box (503) and the dust collection pipe (502), a filter sponge (504) is arranged at the position, close to the front side, inside the dust collection box (503), of the dust collection box (503), a return pipe is arranged on the front surface of the dust collection box (503), and one end, far away from the dust collection box (503), of the return pipe penetrates through the front surface of the machine body (1) and extends to the bottom inside the machine body (1).
6. The photo-oxidation catalysis active carbon exhaust gas purifier of claim 1, characterized in that: two the inside position that is close to organism (1) of installation shell (301) all is equipped with organ cover (8), and organ cover (8) are equipped with four, and two in the top the upper end and the lower extreme of organ cover (8) set up respectively at the interior roof of installation shell (301) and the upper surface of installation piece (303), two in the below the upper end and the lower extreme of organ cover (8) set up respectively at the lower surface of installation piece (303) and the interior diapire of installation shell (301).
7. The photo-oxidation catalysis active carbon exhaust gas purifier of claim 1, characterized in that: the air inlet and the air outlet are respectively formed in the middle of the front surface and the middle of the rear surface of the machine body (1), supporting legs (10) are arranged at four corners of the lower surface of the machine body (1), and supporting blocks are arranged at the lower ends of the four supporting legs (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220808319.7U CN217410101U (en) | 2022-04-08 | 2022-04-08 | Photo-oxygen catalytic activated carbon waste gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220808319.7U CN217410101U (en) | 2022-04-08 | 2022-04-08 | Photo-oxygen catalytic activated carbon waste gas purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217410101U true CN217410101U (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220808319.7U Expired - Fee Related CN217410101U (en) | 2022-04-08 | 2022-04-08 | Photo-oxygen catalytic activated carbon waste gas purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217410101U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116078062A (en) * | 2023-02-10 | 2023-05-09 | 山东大学 | Carbon dioxide and oxygen balancing device |
| CN116588868A (en) * | 2023-07-14 | 2023-08-15 | 中建材智能自动化研究院有限公司 | High-precision lifting platform for clean room |
-
2022
- 2022-04-08 CN CN202220808319.7U patent/CN217410101U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116078062A (en) * | 2023-02-10 | 2023-05-09 | 山东大学 | Carbon dioxide and oxygen balancing device |
| CN116588868A (en) * | 2023-07-14 | 2023-08-15 | 中建材智能自动化研究院有限公司 | High-precision lifting platform for clean room |
| CN116588868B (en) * | 2023-07-14 | 2023-12-08 | 中建材智能自动化研究院有限公司 | High-precision lifting platform for clean room |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |