CN211965315U - A high-efficient dust device for assembly type structure construction - Google Patents
A high-efficient dust device for assembly type structure construction Download PDFInfo
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- CN211965315U CN211965315U CN202020006258.3U CN202020006258U CN211965315U CN 211965315 U CN211965315 U CN 211965315U CN 202020006258 U CN202020006258 U CN 202020006258U CN 211965315 U CN211965315 U CN 211965315U
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- 239000000428 dust Substances 0.000 title claims abstract description 97
- 238000010276 construction Methods 0.000 title claims description 18
- 238000009435 building construction Methods 0.000 claims abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 19
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 6
- 239000013618 particulate matter Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high-efficiency dust-settling device for assembly type building construction, which comprises a bottom plate, wherein supporting legs are respectively and fixedly connected on the bottom of the bottom plate near the left side and the right side, the bottom of the supporting leg is movably connected with a universal wheel, the bottom of the bottom plate is provided with a first bearing, and the inner ring of the first bearing is fixedly connected with a first threaded rod, a nut matched with the first threaded rod is sleeved on the first threaded rod close to the bottom, and the top of the first threaded rod is fixedly connected with a straight plate, the top of the straight plate close to the left side and the right side is respectively and fixedly connected with a mounting plate, a movable plate is arranged between the two mounting plates, a threaded hole is arranged on the side wall of the movable plate near the middle, and both sides department has seted up the through-hole respectively around being close to on the lateral wall of fly leaf, the utility model discloses a series of structures make this device have adjust convenient and dust fall characteristics such as efficient.
Description
Technical Field
The utility model relates to a dust fall equipment technical field for the assembly type structure construction specifically is a high-efficient dust device for assembly type structure construction.
Background
Fabricated construction, adopt the prefab mostly, assemble the prefab, it is short when it uses, the finished product is fast, application in the building industry is more and more common, and often can produce a large amount of dusts in fabricated construction, and the dust can influence the work efficiency of construction and workman's healthy, consequently, need carry out the dust fall to the job site, and the current dust device that is used for fabricated construction is most fixed, be not convenient for carry out angle of elevation regulation and rotation, make dust catcher and construction direction can not effectual cooperate, thereby lead to the dust collection efficiency low, for this reason we have proposed a high-efficient dust device for fabricated construction.
Disclosure of Invention
The utility model provides a technical problem lie in overcoming prior art's regulation defect such as inconvenient and dust fall inefficiency, provide a high-efficient dust device for assembly type structure construction. A high-efficient dust device for assembly type structure construction has characteristics such as adjust convenient and dust fall efficiency height.
In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency dust settling device for assembly type building construction comprises a bottom plate, wherein supporting legs are fixedly connected to the bottom of the bottom plate close to the left side and the right side respectively, universal wheels are movably connected to the bottoms of the supporting legs, first bearings are installed on the bottom of the bottom plate, first threaded rods are fixedly connected to inner rings of the first bearings, nuts matched with the first threaded rods are sleeved on the first threaded rods close to the bottom, straight plates are fixedly connected to the tops of the first threaded rods, mounting plates are fixedly connected to the tops of the straight plates close to the left side and the right side respectively, a movable plate is arranged between the two mounting plates, threaded holes are formed in the side wall of the movable plate close to the middle, through holes are formed in the side wall of the movable plate close to the front side and the rear side respectively, and second threaded rods and round rods matched with the threaded holes are arranged in, the two ends of the round rod respectively penetrate through holes and are fixedly connected with the side wall of the mounting plate, a second bearing is arranged on the position, corresponding to the second threaded rod, of the side wall of the mounting plate, the two ends of the second threaded rod penetrate through threaded holes to extend into the second bearing and are fixedly connected with the inner ring of the second bearing, a servo motor is arranged on the left side wall of the mounting plate, the left end of the second threaded rod penetrates through the inner ring of the second bearing and is fixedly connected with the output shaft of the servo motor, connecting plates are respectively and movably connected onto the front wall and the rear wall of the movable plate, an inclined plate is movably connected between the two connecting plates and close to the top, a U-shaped groove is formed in the left side wall of the inclined plate, third bearings are respectively arranged on the front inner wall and the rear wall of the U-shaped groove, a first rotating shaft is fixedly connected with the inner ring of, be close to right side fixedly connected with dust absorption head on the bottom of swash plate, and be close to right side department on the inner wall of dust absorption head and install the filter screen, be located left the left side of mounting panel is provided with the box, and box fixed connection is on the top of straigh, be close to left side fixedly connected with riser on the top of box, and install the dust catcher on the right side lateral wall of riser, cup jointed the circulating pipe respectively on the top dust absorption mouth of dust catcher and the bottom play dirt mouth and lead the dirt pipe, and lead the bottom of dirt pipe and run through the top of box and be linked together rather than inside, seted up with the through-hole on the swash plate, and the right-hand member of circulating pipe passes the through-hole and runs through the lateral wall of dust absorption head.
Preferably, the inner walls of the left side and the right side of the box body are respectively provided with a fourth bearing, a rotating rod is arranged between the two fourth bearings, two ends of the rotating rod respectively penetrate through the inner ring of the fourth bearing and are fixedly connected with the inner ring, the rotating rod is fixedly connected with blades, the blades are distributed on the rotating rod in an annular shape, the side wall of the right side of the box body is sequentially provided with a micro motor and a storage battery from top to bottom, the right end of the rotating rod penetrates through the inner ring of the fourth bearing and is fixedly connected with an output shaft of the micro motor, the position, close to the bottom, of the front side of the box body is provided with an opening, the bottom of an inner cavity of the box body is provided with a first material receiving frame, the positions, close to the left side and the right side, of the bottom of the first material receiving frame are respectively and fixedly connected with a first sliding block, and bolt holes matched with the bolts are respectively formed in the inner walls of the rear sides of the first sliding block and the first sliding groove, guide plates are respectively arranged on the positions, close to the left side and the right side, above the first material receiving frame, and the tops of the guide plates are fixedly connected with the inner wall of the box body.
Preferably, be fixedly connected with second pivot respectively on the antetheca of fly leaf and the back wall, and be fixedly connected with third pivot respectively on the antetheca of swash plate and the back wall, be located the front side install respectively rather than assorted fifth bearing on the corresponding position of second pivot and third pivot with the antetheca that is located the rear side connecting plate of back wall, and the one end that second pivot and fly leaf were kept away from mutually and the one end that third pivot and swash plate kept away from passes the inner circle of fifth bearing respectively and rather than fixed connection.
Preferably, the dust absorption head's below is provided with the second and connects the material frame, and the second connects the bottom of material frame to go up and be close to left and right sides department fixedly connected with second slider respectively, set up on the top of straight board with second slider assorted second spout, and fixedly connected with rotates the handle on the right side lateral wall of straight board.
Preferably, the bottom of the straight plate is close to the left side and the right side and is fixedly connected with supporting rods, the bottom of each supporting rod is fixedly connected with a roller, the top of the bottom plate is provided with a rolling groove matched with the roller, and the rolling groove is annularly arranged.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a mutually supporting between first threaded rod, nut and the rotation handle to the drive straight board that can be convenient rotates on the bottom plate, realizes turning to the straight board, makes the orientation of dust absorption head relative with the construction direction, and then can improve the absorption efficiency to the dust.
2. The utility model discloses a mutually supporting between servo motor, second threaded rod, round bar and the screw hole to make the fly leaf receive to stir and drive the connecting plate and carry out right or move left, the swash plate atress at this moment downwards or upwards carry out the angle of elevation deflection on the mounting panel, and then can realize convenient regulation dust absorption head, make it be in suitable dust absorption angle and carry out dust absorption work, further effectual dust collection efficiency and the dust absorption effect of having improved.
3. The utility model discloses a filter screen to can prevent that the circulating pipe from blockking up, influence dust absorption effect, through mutually supporting between dust catcher, circulating pipe, dust guide pipe and the dust absorption head, thereby can realize effectually absorbing the dust, connect mutually supporting between material frame, first slider and the second slider through first material frame, second that connects, and then can realize carrying out effectual collection to dust and particulate matter, and be convenient for clear up.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the movable plate in fig. 1.
Fig. 3 is a schematic top view of the swash plate of fig. 1.
Fig. 4 is a schematic top view of the rolling groove of fig. 1.
Fig. 5 is an enlarged view of a portion a in fig. 1.
Reference numbers in the figures: 1. a base plate; 2. a first threaded rod; 3. a straight plate; 4. a box body; 5. a vertical plate; 6. a vacuum cleaner; 7. a circulation pipe; 8. mounting a plate; 9. a second threaded rod; 10. a movable plate; 11. a sloping plate; 12. a connecting plate; 13. a dust collection head; 14. a filter screen; 15. a second receiving frame; 16. a support bar; 17. a servo motor; 18. rotating the rod; 19. a blade; 20. a first receiving frame; 21. a micro motor; 22. a round bar.
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. 1-5, the present invention provides a technical solution: a high-efficiency dust-settling device for assembly type building construction comprises a bottom plate 1, supporting legs are respectively and fixedly connected to the bottom of the bottom plate 1 close to the left side and the right side, universal wheels are movably connected to the bottoms of the supporting legs, a first bearing is installed on the bottom of the bottom plate 1, a first threaded rod 2 is fixedly connected to the inner ring of the first bearing, a nut matched with the first threaded rod 2 is sleeved on the first threaded rod 2 close to the bottom, a straight plate 3 is fixedly connected to the top of the first threaded rod 2, the first threaded rod 2 can be conveniently driven to rotate on the bottom plate 1, the straight plate 3 is steered, the direction of a dust suction head 13 is opposite to the construction direction, the dust suction efficiency can be further improved, supporting rods 16 are respectively and fixedly connected to the bottom of the straight plate 3 close to the left side and the right side, rollers are fixedly connected to the bottoms of the supporting rods 16, rolling grooves matched with the rollers are formed in the top of the, the rolling grooves are annularly arranged, so that the supporting stability of the straight plate 3 can be improved, mounting plates 8 are fixedly connected to the top of the straight plate 3 close to the left side and the right side respectively, a movable plate 10 is arranged between the two mounting plates 8, a threaded hole is formed in the side wall of the movable plate 10 close to the middle, through holes are formed in the side wall of the movable plate 10 close to the front side and the rear side respectively, a second threaded rod 9 and a round rod 22 matched with the threaded holes are arranged in the threaded holes and the through holes respectively, two ends of the round rod 22 penetrate through the through holes respectively and are fixedly connected with the side wall of the mounting plate 8, a second bearing is arranged at the position, corresponding to the side wall of the mounting plate 8 and the second threaded rod 9, two ends of the second threaded rod 9 penetrate through the threaded holes to extend into the second bearing and are fixedly connected with the inner ring of the second bearing, a servo motor 17 is arranged on the side wall of the left side, thereby make the fly leaf 10 stir and drive connecting plate 12 and carry out the motion to right or left, swash plate 11 atress at this moment carries out the elevation deflection downwards or upwards on mounting panel 8, and then can realize convenient regulation dust absorption head 13, make it be in suitable dust absorption angle and carry out the dust absorption work, further effectual dust absorption efficiency and dust absorption effect have been improved, swing joint has connecting plate 12 on the antetheca of fly leaf 10 and the back wall respectively, and be close to top department swing joint has swash plate 11 between two connecting plates 12, be close to fixedly connected with second pivot on the antetheca of fly leaf 10 and the back wall respectively, and fixedly connected with third pivot on the antetheca of swash plate 11 and the back wall respectively, install rather than assorted fifth bearing respectively on the corresponding position of the back wall of connecting plate 12 that is located the front side and the antetheca that is located rear side connecting plate 12 and second pivot and third pivot, and the one end that the third pivot was kept away from with fly leaf 10 are worn respectively and are far away from swash The inner ring of the fifth bearing is fixedly connected with the fifth bearing, a U-shaped groove is arranged on the left side wall of the inclined plate 11, the front inner wall and the rear inner wall of the U-shaped groove are respectively provided with a third bearing, the inner ring of the third bearing is fixedly connected with a first rotating shaft, the end of the first rotating shaft far away from the third bearing is fixedly connected with the side wall of the left side mounting plate 8, the bottom of the inclined plate 11 near the right side is fixedly connected with a dust suction head 13, the inner wall of the dust suction head 13 near the right side is provided with a filter screen 14, so that the circulating pipe 7 can be prevented from being blocked, the dust suction effect is further influenced, a second material receiving frame 15 is arranged below the dust suction head 13, the bottom of the second material receiving frame 15 near the left side and the right side is respectively and fixedly connected with a second sliding block, the top of the straight plate 3 is provided with a second sliding groove matched with the second, a box body 4 is arranged on the left side of the mounting plate 8 on the left side, the box body 4 is fixedly connected to the top of the straight plate 3, a vertical plate 5 is fixedly connected to the position, close to the left side, of the top of the box body 4, a dust collector 6 is mounted on the side wall of the right side of the vertical plate 5, a circulating pipe 7 and a dust guide pipe are respectively sleeved on a top dust suction port and a bottom dust outlet of the dust collector 6, the bottom end of the dust guide pipe penetrates through the top of the box body 4 and is communicated with the inside of the box body, a through hole is formed in the inclined plate 11, and the right end of the circulating pipe 7 penetrates through the through hole and penetrates through the side wall of the dust;
the inner walls of the left side and the right side of the box body 4 are respectively provided with a fourth bearing, a rotating rod 18 is arranged between the two fourth bearings, two ends of the rotating rod 18 respectively penetrate through the inner rings of the fourth bearings and are fixedly connected with the fourth bearings, blades 19 are fixedly connected to the rotating rod 18, the blades 19 are distributed on the rotating rod 18 in an annular shape, a micro motor 21 and a storage battery are sequentially arranged on the side wall of the right side of the box body 4 from top to bottom, the right end of the rotating rod 18 penetrates through the inner rings of the fourth bearings and is fixedly connected with an output shaft of the micro motor 21, the front side of the box body 4 is arranged close to the bottom in an opening manner, the bottom of the inner cavity of the box body 4 is provided with a first material receiving frame 20, the bottom of the first material receiving frame 20 is respectively and fixedly connected with first sliding blocks close to the left side and the right side, the bottom of, and seted up respectively on the rear side inner wall of first slider and first spout with bolt assorted bolt hole, and then can realize carrying out effectual collection to dust and particulate matter, and be convenient for clear up, the top of first material frame 20 is close to left and right sides department and is provided with the stock guide respectively, and the top of stock guide and the inner wall fixed connection of box 4, dust catcher 6, servo motor 17, there is control switch through power cord electric connection between micro motor 21 and the battery, dust catcher 6's brand model is: the Jinyibai JYB-057 has the brand model of the servo motor 17 as follows: Freud-PF, the brand model of the micro motor 21 is: XD-37GB 520.
The working principle is as follows: when the utility model is used, the device is firstly moved to a construction site through the universal wheel, the nut is unscrewed, the rotating handle is held, so that the first threaded rod 2 can be conveniently driven to rotate on the bottom plate 1, the straight plate 3 is turned, the orientation of the dust collection head 13 is opposite to the construction direction, the dust collection efficiency can be further improved, after the direction adjustment is completed, the nut is screwed, the servo motor 17 is started, the servo motor 17 drives the second threaded rod 9 to rotate clockwise or anticlockwise, so that the movable plate 10 is stirred to drive the connecting plate 12 to move rightwards or leftwards, the inclined plate 11 is stressed to deflect downwards or upwards in an elevation angle on the mounting plate 8, the dust collection head 13 can be conveniently adjusted, the dust collection work can be carried out at a proper dust collection angle, and the dust collection efficiency and the dust collection effect are further effectively improved, after the elevation angle of the dust collection head 13 is adjusted, the servo motor 17 is closed, the dust collector 6 and the micro motor 21 are started, the dust collector 6 drives the dust collection head 13 to collect dust on the construction site through the circulating pipe 7, in the process of collecting, the larger particulate matter is blocked by the filter screen 14 and falls into the second receiving frame 15, thereby preventing the circulation pipe 7 from being clogged, further influencing the dust absorption effect, the sucked dust enters the box body 4 through the circulating pipe 7 and the dust guide pipe, meanwhile, the micro motor 21 drives the rotating rod 18 to rotate, so that the dust falling on the blades 19 is turned over and enters the first receiving frame 20 along the guide plate, and then can realize effectually collecting the dust, accomplish the work back, close dust catcher 6 and micro motor 21, pull out the bolt, take out first material frame 20 and second material frame 15 that connects forward respectively, clear up the dust.
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 (5)
1. The utility model provides a high-efficient dust device for assembly type structure construction, includes bottom plate (1), be close to the fixedly connected with supporting leg respectively of left and right sides punishment on the bottom of bottom plate (1), and swing joint has universal wheel, its characterized in that on the bottom of supporting leg: the bottom of the bottom plate (1) is provided with a first bearing, the inner ring of the first bearing is fixedly connected with a first threaded rod (2), the first threaded rod (2) is sleeved with a nut matched with the first threaded rod near the bottom, the top of the first threaded rod (2) is fixedly connected with a straight plate (3), the top of the straight plate (3) is respectively fixedly connected with mounting plates (8) near the left side and the right side, a movable plate (10) is arranged between the two mounting plates (8), the side wall of the movable plate (10) is provided with a threaded hole near the middle, the side wall of the movable plate (10) is respectively provided with through holes near the front side and the rear side, the threaded hole and the through holes are respectively provided with a second threaded rod (9) and a round rod (22) matched with the threaded hole, and the two ends of the round rod (22) respectively pass through holes and are fixedly connected with the side, and the lateral wall of mounting panel (8) and the corresponding position of second threaded rod (9) are installed the second bearing, the both ends of second threaded rod (9) pass the screw hole and extend to in the second bearing and rather than inner circle fixed connection, be located on the left side install servo motor (17) on the left side lateral wall of mounting panel (8), and the left end of second threaded rod (9) passes the inner circle of second bearing and servo motor (17) output shaft fixed connection, swing joint has connecting plate (12) respectively on the antetheca of fly leaf (10) and the back wall, and is close to top department swing joint between two connecting plates (12) and has swash plate (11), the U-shaped groove has been seted up on the left side lateral wall of swash plate (11), and install the third bearing on the front and back inner wall in U-shaped groove respectively, the inner circle fixedly connected with first pivot of third bearing, the one end that first pivot and third bearing kept away from mutually with the lateral wall fixed connection that is located mounting panel (, a dust suction head (13) is fixedly connected on the bottom of the inclined plate (11) near the right side, a filter screen (14) is arranged on the inner wall of the dust collection head (13) near the right side, a box body (4) is arranged on the left side of the mounting plate (8) on the left side, the box body (4) is fixedly connected on the top of the straight plate (3), a vertical plate (5) is fixedly connected on the top of the box body (4) near the left side, a dust collector (6) is arranged on the right side wall of the vertical plate (5), a circulating pipe (7) and a dust guiding pipe are respectively sleeved on a top dust collection port and a bottom dust outlet of the dust collector (6), the bottom end of the dust guide pipe penetrates through the top of the box body (4) and is communicated with the inside of the box body, the inclined plate (11) is provided with a through hole, and the right end of the circulating pipe (7) passes through the through hole and penetrates through the side wall of the dust collection head (13) to be communicated with the inside of the dust collection head.
2. The efficient dust settling device for prefabricated building construction according to claim 1, wherein the efficient dust settling device comprises: install the fourth bearing on the left and right sides inner wall of box (4) respectively, and be provided with dwang (18) between two fourth bearings, the both ends of dwang (18) pass the inner circle of fourth bearing respectively and rather than fixed connection, and fixedly connected with blade (19) on dwang (18), blade (19) are annular distribution on dwang (18), install micro motor (21) and battery from last down in proper order on the right side lateral wall of box (4), and the right-hand member of dwang (18) passes the inner circle of fourth bearing and micro motor (21)'s output shaft fixed connection, the front side of box (4) is close to bottom department and does not seal, and is provided with first material receiving frame (20) on the inner chamber bottom of box (4), be close to left and right sides department and do not fixedly connected with first slider on the bottom of first material receiving frame (20), and the bottom of the inner cavity of the box body (4) is provided with a first sliding chute matched with the first sliding block, a bolt is arranged outside the first sliding block, bolt holes matched with the bolt are respectively formed in the inner walls of the rear sides of the first sliding block and the first sliding chute, guide plates are respectively arranged on the positions, close to the left side and the right side, above the first material receiving frame (20), and the top of each guide plate is fixedly connected with the inner wall of the box body (4).
3. The efficient dust settling device for prefabricated building construction according to claim 1, wherein the efficient dust settling device comprises: the antetheca and the back wall of fly leaf (10) are gone up fixedly connected with second pivot respectively, and are fixedly connected with third pivot respectively on the antetheca of swash plate (11) and the back wall, are located the front side install respectively rather than assorted fifth bearing on the back wall of connecting plate (12) and the antetheca that is located rear side connecting plate (12) and the corresponding position of second pivot and third pivot, and the second pivot passes the inner circle of fifth bearing respectively with the one end that the one end and third pivot and swash plate (11) kept away from mutually with fly leaf (10) and rather than fixed connection.
4. The efficient dust settling device for prefabricated building construction according to claim 1, wherein the efficient dust settling device comprises: the dust absorption head (13) below is provided with the second and connects material frame (15), and the second connects material frame (15) the bottom on be close to left and right sides department fixedly connected with second slider respectively, set up on the top of straight board (3) with second slider assorted second spout, and fixedly connected with rotates the handle on the right side lateral wall of straight board (3).
5. The efficient dust settling device for prefabricated building construction according to claim 1, wherein the efficient dust settling device comprises: the bottom of the straight plate (3) is close to the left side and the right side, and is respectively and fixedly connected with supporting rods (16), the bottom of each supporting rod (16) is fixedly connected with a roller, the top of the bottom plate (1) is provided with a rolling groove matched with the rollers, and the rolling groove is annularly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020006258.3U CN211965315U (en) | 2020-01-03 | 2020-01-03 | A high-efficient dust device for assembly type structure construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020006258.3U CN211965315U (en) | 2020-01-03 | 2020-01-03 | A high-efficient dust device for assembly type structure construction |
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| Publication Number | Publication Date |
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| CN211965315U true CN211965315U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020006258.3U Expired - Fee Related CN211965315U (en) | 2020-01-03 | 2020-01-03 | A high-efficient dust device for assembly type structure construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518503A (en) * | 2020-11-30 | 2021-03-19 | 深圳市高进实业有限公司 | A polisher for being directed at mechanical watch crown precision finishing |
-
2020
- 2020-01-03 CN CN202020006258.3U patent/CN211965315U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112518503A (en) * | 2020-11-30 | 2021-03-19 | 深圳市高进实业有限公司 | A polisher for being directed at mechanical watch crown precision finishing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210902 Address after: 242000, 4th floor, Xinyue building, Hongyue Avenue, Feicai office, Xuancheng City, Anhui Province Patentee after: Anhui Mingzheng Construction Engineering Co.,Ltd. Address before: 362300 Xiamei 21, Xiamei Village, Xiamei Town, Nanan City, Quanzhou City, Fujian Province Patentee before: NAN'AN TAOZHIRAN BUILDING MATERIAL Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |