CN110044181B - Colored smelting furnace oxygen muzzle brick overall structure - Google Patents
Colored smelting furnace oxygen muzzle brick overall structure Download PDFInfo
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- CN110044181B CN110044181B CN201910366336.2A CN201910366336A CN110044181B CN 110044181 B CN110044181 B CN 110044181B CN 201910366336 A CN201910366336 A CN 201910366336A CN 110044181 B CN110044181 B CN 110044181B
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- rod
- side wall
- groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/04—Casings; Linings; Walls; Roofs characterised by the form, e.g. shape of the bricks or blocks used
Abstract
The invention discloses an integral structure of an oxygen gun opening brick of a colored smelting furnace, which comprises two oppositely arranged surrounding bricks, wherein the side walls of the two surrounding bricks are respectively provided with a groove, the groove is internally provided with the oxygen gun opening brick, the oxygen gun opening brick is provided with a nozzle, the side wall of one surrounding brick is fixedly provided with two limiting blocks, the two limiting blocks are respectively arranged at the two sides of the oxygen gun opening brick, the side wall of the other surrounding brick is provided with a limiting groove matched with the limiting blocks, the side walls of the two sides of the two surrounding bricks are respectively provided with a fixing groove, the fixing grooves are internally provided with a fixing mechanism, the two sides of the two surrounding bricks are respectively and transversely provided with a telescopic mechanism, and the two ends of the telescopic mechanism are respectively and fixedly connected with the fixing mechanism through connecting blocks. The oxygen gun muzzle brick is fixed by the groove formed by the two surrounding bricks so as to ensure the stability of the oxygen gun muzzle brick, and the fixing mechanism is adjusted by the telescopic mechanism so as to connect the two surrounding bricks together by the fixing mechanism, thus being convenient for disassembly and assembly.
Description
Technical Field
The invention relates to the technical field of smelting equipment, in particular to an integral structure of an oxygen gun muzzle brick of a nonferrous smelting furnace.
Background
The smelting furnace means a furnace for melting iron ore, such as hematite (Fe 2O 3) or magnetite (Fe 3O 4), to become pig iron. This furnace is a refractory lined tall cylindrical structure filled from the top with beneficiated ore, coke and solvent (typically limestone).
The colored smelting furnace needs to utilize the oxygen lance to blow oxygen into the furnace in the smelting process, in order to keep the stability of the oxygen lance, the oxygen lance mouth brick needs to be fixed by the enclosing brick, the oxygen lance is placed in the oxygen lance mouth brick, but the existing enclosing bricks enclosing the oxygen lance mouth brick are bound by iron wires, the iron wires are easy to burn and break after a long time, and therefore the enclosing bricks and the oxygen lance mouth brick fall and are damaged.
Disclosure of Invention
The invention aims to solve the problem that the prior surrounding bricks for surrounding the oxygen lance opening brick are all bound by iron wires, and the iron wires are easy to burn and break after a long time, so that the surrounding bricks and the oxygen lance opening brick fall and are damaged, and provides an integral structure of the oxygen lance opening brick of a colored smelting furnace.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a coloured smelting furnace oxygen rifle mouth brick overall structure, includes the brick that encloses that two relative settings set up, two the lateral wall that encloses the brick all sets up flutedly, be equipped with oxygen rifle mouth brick in the recess, and seted up the spout on the oxygen rifle mouth brick, one of them the lateral wall that encloses the brick is fixed with two stoppers, and two stoppers are located the both sides setting of oxygen rifle mouth brick respectively, another the spacing groove that matches with the stopper is seted up to the lateral wall that encloses the brick, two the fixed slot has all been seted up to the both sides lateral wall that encloses the brick, and is equipped with fixed establishment in the fixed slot, two the both sides that enclose the brick all transversely are equipped with telescopic machanism, and telescopic machanism's both ends all are through connecting block and fixed establishment fixed connection, telescopic machanism's one end lateral.
Preferably, the fixing mechanism comprises a fixing block, the fixing block is arranged in a fixing groove, the fixing block is of a hollow structure, the inner wall of the fixing block close to the groove is rotatably connected with a horizontally arranged rotating rod through a first rotating part, one end of the rotating rod far away from the first rotating part penetrates through the side wall of the fixing block, a first helical gear is sleeved on the side wall of the rotating rod, the inner walls on the two sides of the fixing block are rotatably connected with vertically arranged first threaded rods through second rotating parts, the two first threaded rods are respectively arranged on the two sides of the rotating rod, a second helical gear matched with the first helical gear is fixed at one end of each of the two first threaded rods far away from the second rotating part, a first nut matched with the first threaded rod is sleeved on the side wall of each of the two first threaded rods, a first clamping rod is vertically fixed on the side wall of each first nut, and the first clamping rod penetrates through the, and the lateral wall of fixed slot is equipped with the first draw-in groove that matches with first kelly.
Preferably, the inner wall of the fixed block, which is far away from the first rotating member, is provided with two second sliding grooves, the two second sliding grooves are respectively arranged on two sides of the rotating rod, the side wall of the first nut, which is far away from the first clamping rod, is transversely fixed with a fourth connecting rod, and the fourth connecting rod is connected with the second sliding grooves in a sliding manner through a second sliding block.
Preferably, the telescopic mechanism comprises a first rod body which is transversely arranged, the first rod body is fixedly connected with one of the connecting blocks, the first rod body is of a hollow structure, a second rod body is transversely arranged in the first rod body, the second rod body penetrates through the side wall of the first rod body and is fixedly connected with the other connecting block, the second rod body is of a hollow structure, a second threaded rod is transversely inserted into the first rod body, the second threaded rod extends into the second rod body, a second nut matched with the second threaded rod is sleeved on the side wall of the second threaded rod in the second rod body, the side walls of the two sides of the second nut are fixedly connected with the inner wall of the second rod body through a first connecting rod, the inner walls of the two sides of the first rod body are provided with first sliding chutes, and the side walls of two sides of the second rod body are respectively fixed with a second connecting rod, and the second connecting rods are connected with the first sliding grooves in a sliding manner through first sliding blocks.
Preferably, a stop block is further fixed at one end of the second threaded rod in the second rod body, and the diameter of the stop block is larger than that of the second nut.
Preferably, the latch mechanism includes the casing, the casing is located the top setting of second threaded rod, the lower extreme inner wall of casing rotates the third threaded rod that is connected with vertical setting through the third rotation piece, and the one end that the third rotation piece was kept away from to the third threaded rod runs through the lateral wall setting of casing, the lateral wall cover of third threaded rod is equipped with the third nut rather than matching, and the lateral wall of third nut transversely is fixed with the third connecting rod, the vertical second kelly that is fixed with of lower extreme lateral wall of third connecting rod, and the second kelly runs through the lower extreme lateral wall setting of casing, the lateral wall of second threaded rod encircles and is equipped with a plurality of second draw-in grooves that match with the second kelly.
Preferably, a third sliding groove is formed in the inner wall, close to the third connecting rod, of the shell, and the third connecting rod is connected with the third sliding groove in a sliding mode through a third sliding block.
Compared with the prior art, the invention has the beneficial effects that:
the invention comprises the following steps: 1. the oxygen lance mouth brick is fixed through the groove formed by the two surrounding bricks, the two surrounding bricks are connected together through the fixing mechanism, and the manner of binding the two surrounding bricks by iron wires is achieved, so that the surrounding bricks and the oxygen lance mouth brick are prevented from falling off, and the stability of the surrounding bricks and the oxygen lance mouth brick is ensured;
2. adjust the distance between two fixed establishment through telescopic machanism to during fixed establishment can block into the fixed slot, two fixed establishment that like this usable relative splice two enclose the brick, stopper and spacing groove can prevent that two enclose the brick from taking place the dislocation and sliding moreover.
Drawings
FIG. 1 is a schematic structural view of an overall structure of an oxygen lance nozzle brick of a nonferrous smelting furnace according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
fig. 4 is a schematic structural diagram at C in fig. 1.
In the figure: 1 enclosing brick, 2 grooves, 3 oxygen gun mouth bricks, 4 nozzles, 5 limiting blocks, 6 limiting grooves, 7 fixing grooves, 8 fixing mechanisms, 801 fixing blocks, 802 first rotating parts, 803 rotating rods, 804 first helical gears, 805 second rotating parts, 806 first threaded rods, 807 second helical gears, 808 first nuts, 809 first clamping rods, 810 first clamping grooves, 9 connecting blocks, 10 telescopic mechanisms, 1001 first rod bodies, 1002 second rod bodies, 1003 second threaded rods, 1004 second nuts, 1005 first connecting rods, 1006 first sliding grooves, 1007 second connecting rods, 1008 first sliding blocks, 11 clamping mechanisms, 1101 shells, 1102 third rotating parts, 1103 third threaded rods, 1104 third nuts, 1105 third connecting rods, 1106 second clamping rods, 1107 second clamping grooves, 12 second sliding grooves, 13 fourth connecting rods, 14 second sliding blocks, 15 third sliding grooves and 16 third sliding blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an integral structure of an oxygen gun mouth brick of a nonferrous smelting furnace comprises two oppositely arranged surrounding bricks 1, wherein the side walls of the two surrounding bricks 1 are respectively provided with a groove 2, the groove 2 is internally provided with the oxygen gun mouth brick 3, the oxygen gun mouth brick 3 is provided with a spout 4, the side wall of one surrounding brick 1 is fixedly provided with two limit blocks 5, the two limit blocks 5 are respectively arranged at the two sides of the oxygen gun mouth brick 3, the side wall of the other surrounding brick 1 is provided with a limit groove 6 matched with the limit blocks 5, the side walls of the two sides of the two surrounding bricks 1 are respectively provided with a fixed groove 7, and a fixed mechanism 8 is arranged in the fixed groove 7,
the fixing mechanism 8 comprises a fixing block 801, the fixing block 801 is arranged in the fixing groove 7, the fixing block 801 is of a hollow structure, the inner wall of the fixing block 801 close to the groove 2 is rotatably connected with a rotating rod 803 which is transversely arranged through a first rotating piece 802, one end of the rotating rod 803, which is far away from the first rotating member 802, penetrates through the side wall of the fixed block 801, the side wall of the rotating rod 803 is sleeved with a first bevel gear 804, the inner walls of the two sides of the fixed block 801 are rotatably connected with a first threaded rod 806 which is vertically arranged through a second rotating member 805, two first threaded rods 806 are respectively arranged at two sides of the rotating rod 803, a second bevel gear 807 matched with the first bevel gear 804 is fixed at one end of each of the two first threaded rods 806 far away from the second rotating member 805, a first nut 808 matched with the two first threaded rods is sleeved on the side wall of each of the two first threaded rods 806, and a first clamping rod 809 is vertically fixed on the side wall of each of the first nuts 808;
two second sliding grooves 12 are formed in the inner wall, away from the first rotating member 802, of the fixing block 801, the two second sliding grooves 12 are respectively located on two sides of the rotating rod 803, the side walls, away from the first clamping rod 809, of the two first nuts 808 are transversely fixed with the fourth connecting rod 13, the fourth connecting rod 13 is in sliding connection with the second sliding grooves 12 through the second sliding block 14, and the first nuts 808 are in sliding connection with the second sliding grooves 12 through the second sliding block 14, so that axial rotation of the first nuts 808 is limited, when the first threaded rods 806 rotate, the first nuts 808 drive the first clamping rods 809 to be clamped with the first clamping grooves 810, the fixing block 801 is fixed in the fixing groove 7, the fixing block 801 is prevented from being separated from the fixing groove 7, the first clamping rods 809 penetrate through the side walls of the fixing block 801, and the side walls of the fixing groove 7 are provided with first clamping grooves 810 matched with the first clamping rods 809;
two sides of each of the two surrounding bricks 1 are transversely provided with a telescopic mechanism 10, each telescopic mechanism 10 comprises a first rod body 1001 which is transversely arranged, each first rod body 1001 is fixedly connected with one of the connecting blocks 9, each first rod body 1001 is of a hollow structure, a second rod body 1002 is transversely arranged in each first rod body 1001, each second rod body 1002 penetrates through the side wall of each first rod body 1001 and is fixedly connected with the other connecting block 9, each second rod body 1002 is of a hollow structure, a second threaded rod 1003 is transversely inserted into each first rod body 1001, each second threaded rod 1003 extends into each second rod body 1002, one end of each second threaded rod 1003 positioned in each second rod body 1002 is further fixedly provided with a stopper, and the diameter of each stopper is larger than that of each second nut 1004 so as to prevent each second nut 1004 from separating from each second threaded rod 1003;
a second nut 1004 matched with the second threaded rod 1003 is sleeved on the side wall of the second threaded rod 1003 positioned in the second rod body 1002 in a sleeved mode, the side walls of two sides of the second nut 1004 are fixedly connected with the inner wall of the second rod body 1002 through a first connecting rod 1005, the inner walls of two sides of the first rod body 1001 are provided with first sliding grooves 1006, the side walls of two sides of the second rod body 1002 are fixedly provided with second connecting rods 1007, the second connecting rods 1007 are connected with the first sliding grooves 1006 in a sliding mode through first sliding blocks 1008, and the second rod body 1002 is connected with the first sliding grooves 1006 in a sliding mode through the first sliding blocks 1008, so that the axial rotation of the second rod body 1002 is limited, when the second threaded rod rotates, the second nut 1004 can drive the second rod body 1002 to move in the first rod body 1001, and therefore the two fixing blocks 801 are clamped into the fixing grooves 7;
the two ends of the telescopic mechanism 10 are fixedly connected with the fixing mechanism 8 through the connecting blocks 9, the clamping mechanism 11 is fixed on the side wall of one end of the telescopic mechanism 10, the clamping mechanism 11 comprises a shell 1101, the shell 1101 is arranged above the second threaded rod 1003, the inner wall of the lower end of the shell 1101 is rotatably connected with a vertically arranged third threaded rod 1103 through a third rotating member 1102, one end, far away from the third rotating member 1102, of the third threaded rod 1103 penetrates through the side wall of the shell 1101, a third nut 1104 matched with the third threaded rod 1103 is sleeved on the side wall of the third threaded rod 1103, and a third connecting rod 1105 is transversely fixed on the side wall of the third nut 1104;
the inner wall of the housing 1101 close to the third connecting rod 1105 is provided with a third sliding groove 15, and the third connecting rod 1105 is slidably connected with the third sliding groove 15 through a third sliding block 16, because the third nut 1104 is slidably connected with the third sliding groove 15 through the third sliding block 16, the axial rotation of the third nut 1104 is limited, the third nut 1104 can drive a second clamping rod 1106 and a second clamping groove 1107 to be clamped, so that the second threaded rod 1003 is fixed, and the fixing block 801 is separated from the fixing groove 7 due to the change of the total length of the first rod body 1001 and the second rod body 1002, the lower end side wall of the third connecting rod 1105 is vertically fixed with the second clamping rod 1106, the second clamping rod penetrates through the lower end side wall of the housing 1101, and the side wall of the second threaded rod 1003 is provided with a plurality of second clamping grooves 1107 matched with the second clamping rod 1106 in a surrounding manner.
When the oxygen lance nozzle is assembled, the two surrounding bricks 1 are aligned together, the oxygen lance opening brick 3 is clamped between the two grooves 2, and the limiting block 5 is inserted into the limiting groove 6, so that the two oxygen lance opening bricks 3 can be prevented from sliding in a dislocation way, the oxygen lance is inserted into the nozzle 4, oxygen is sprayed out from the nozzle 4, then the fixing block 801 is aligned to the fixing groove 7, at the moment, the second threaded rod 1003 is rotated, and as the second rod body 1002 is in sliding connection with the first sliding groove 1006 through the first sliding block 1008, the axial rotation of the second rod body 1002 is limited, so that when the second threaded rod 1003 rotates, the second nut 1004 can drive the second rod body 1002 to move in the first rod body 1001, and the two fixing blocks 801 are clamped into the fixing groove 7;
then, the third threaded rod 1103 is rotated, and since the third nut 1104 is slidably connected with the third chute 15 through the third slider 16, the axial rotation of the third nut 1104 is limited, so that the third nut 1104 can drive the second clamping rod 1106 to be clamped with the second clamping groove 1107, and the second threaded rod 1003 is fixed, so as to prevent the fixing block 801 from being separated from the fixing groove 7 due to the change of the total length of the first rod body 1001 and the second rod body 1002;
after the fixing block 801 is inserted into the fixing groove 7, the rotating rod 803 is rotated, the rotating rod 803 drives the first bevel gear 804 to be engaged with the second bevel gear 807, the second bevel gear 807 drives the first threaded rod 806 to rotate, and the first nut 808 is slidably connected with the second sliding groove 12 through the second sliding block 14, so that the axial rotation of the first nut 808 is limited, and thus when the first threaded rod 806 rotates, the first nut 808 drives the first clamping rod 809 to be clamped with the first clamping groove 810, so that the fixing block 801 is fixed in the fixing groove 7, and the fixing block 801 is prevented from being separated from the fixing groove 7.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (1)
1. An integral structure of an oxygen lance mouth brick of a colored smelting furnace comprises two oppositely arranged surrounding bricks (1), and is characterized in that the side walls of the two surrounding bricks (1) are respectively provided with a groove (2), the groove (2) is internally provided with an oxygen lance mouth brick (3), the oxygen lance mouth brick (3) is provided with a nozzle (4), the side wall of one surrounding brick (1) is fixedly provided with two limit blocks (5), the two limit blocks (5) are respectively arranged at the two sides of the oxygen lance mouth brick (3), the side wall of the other surrounding brick (1) is provided with a limit groove (6) matched with the limit blocks (5), the side walls of the two surrounding bricks (1) are respectively provided with a fixed groove (7), the fixed grooves (7) are internally provided with a fixed mechanism (8), the two sides of the two surrounding bricks (1) are respectively and transversely provided with a telescopic mechanism (10), and the two ends of the telescopic mechanism (10) are fixedly connected with the fixed mechanism (8) through connecting blocks (9), a clamping mechanism (11) is fixed on the side wall of one end of the telescopic mechanism (10);
the fixing mechanism (8) comprises a fixing block (801), the fixing block (801) is located in a fixing groove (7) and is arranged, the fixing block (801) is of a hollow structure, the inner wall, close to the groove (2), of the fixing block (801) is rotatably connected with a rotating rod (803) which is transversely arranged through a first rotating piece (802), one end, far away from the first rotating piece (802), of the rotating rod (803) penetrates through the side wall of the fixing block (801), a first helical gear (804) is sleeved on the side wall of the rotating rod (803), first threaded rods (806) which are vertically arranged are rotatably connected to the inner walls of the two sides of the fixing block (801) through second rotating pieces (805), the two first threaded rods (806) are respectively located on the two sides of the rotating rod (803), and second helical gears (807) matched with the first helical gears (804) are respectively fixed to one ends, far away from the second rotating pieces (805), of the first threaded rods (806, the side walls of the two first threaded rods (806) are respectively sleeved with a first nut (808) matched with the first threaded rods, a first clamping rod (809) is vertically fixed on the side wall of each first nut (808), the first clamping rod (809) penetrates through the side wall of the fixing block (801), and a first clamping groove (810) matched with the first clamping rod (809) is formed in the side wall of the fixing groove (7);
the inner wall of the fixed block (801) far away from the first rotating piece (802) is provided with two second sliding grooves (12), the two second sliding grooves (12) are respectively arranged at two sides of the rotating rod (803), the side walls of the two first nuts (808) far away from the first clamping rod (809) are transversely fixed with fourth connecting rods (13), the fourth connecting rods (13) are in sliding connection with the second sliding grooves (12) through second sliding blocks (14), the telescopic mechanism (10) comprises a transversely arranged first rod body (1001), the first rod body (1001) is fixedly connected with one connecting block (9), the first rod body (1001) is of a hollow structure, a second rod body (1002) is transversely arranged in the first rod body (1001), the second rod body (1002) penetrates through the side wall of the first rod body (1001) and is fixedly connected with the other connecting block (9), and the second rod body (1002) is of a hollow structure, a second threaded rod (1003) is transversely inserted into the first rod body (1001), the second threaded rod (1003) extends into the second rod body (1002) to be arranged, a second nut (1004) matched with the second threaded rod (1003) is sleeved on the side wall of the second threaded rod (1003) in the second rod body (1002), the side walls of two sides of the second nut (1004) are fixedly connected with the inner wall of the second rod body (1002) through a first connecting rod (1005), the inner walls of two sides of the first rod body (1001) are respectively provided with a first sliding groove (1006), the side walls of two sides of the second rod body (1002) are respectively fixed with a second connecting rod (1007), the second connecting rod (1007) is slidably connected with the first sliding groove (1006) through a first sliding block (1008), a stop block is further fixed at one end of the second threaded rod (1003) in the second rod body (1002), the diameter 1101) is larger than that of the second nut (1004), and the clamping mechanism (11) comprises a shell body (1002), the shell (1101) is arranged above the second threaded rod (1003), the lower end inner wall of the shell (1101) is rotatably connected with a vertically arranged third threaded rod (1103) through a third rotating member (1102), one end, far away from the third rotating member (1102), of the third threaded rod (1103) penetrates through the side wall of the shell (1101), a third nut (1104) matched with the side wall of the third threaded rod (1103) is sleeved on the side wall of the third threaded rod (1103), a third connecting rod (1105) is transversely fixed on the side wall of the third nut (1104), a second clamping rod (1106) is vertically fixed on the lower end side wall of the third connecting rod (1105), the second clamping rod (1106) penetrates through the lower end side wall of the shell (1101), a plurality of second clamping grooves (1107) matched with the second clamping rod (1106) are arranged around the side wall of the second threaded rod (1003), and a third sliding groove (15) is arranged on the inner wall, close to the third connecting rod (1105), of the shell (1101), and the third connecting rod (1105) is connected with the third sliding chute (15) in a sliding way through the third sliding block (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910366336.2A CN110044181B (en) | 2019-05-05 | 2019-05-05 | Colored smelting furnace oxygen muzzle brick overall structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910366336.2A CN110044181B (en) | 2019-05-05 | 2019-05-05 | Colored smelting furnace oxygen muzzle brick overall structure |
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| CN110044181A CN110044181A (en) | 2019-07-23 |
| CN110044181B true CN110044181B (en) | 2021-06-25 |
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| CN113701507B (en) * | 2021-07-28 | 2023-10-03 | 黄河科技学院 | Two-stage sectional brick scraping method for oxygen gun brick of metallurgical furnace |
| CN113776339B (en) * | 2021-09-14 | 2024-01-30 | 黄河科技学院 | Masonry structure of oxygen gun brick of fish fork type metallurgical furnace and brick scraping method |
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| DE202013103322U1 (en) * | 2013-07-24 | 2013-08-12 | Calderys France | shaft furnace |
| CN207351215U (en) * | 2017-09-30 | 2018-05-11 | 鞍山市奥鞍耐火材料有限责任公司 | A kind of nonferrous smelting furnace oxygen lance mouth brick overall structure |
| CN207999885U (en) * | 2017-12-29 | 2018-10-23 | 泉州市欣泓润工业设计有限公司 | A kind of air purifier being convenient for changing filter device |
| CN208121653U (en) * | 2018-02-07 | 2018-11-20 | 东联(上海)创意设计发展有限公司 | Road cleaning device in a kind of park landscape |
| CN208647763U (en) * | 2018-05-15 | 2019-03-26 | 惠州市恒缘诚仓储设备制造有限公司 | A kind of U-shaped hook of logistic storage shelf |
| CN208581650U (en) * | 2018-06-13 | 2019-03-08 | 杨慧平 | A kind of novel artificial pollination bar |
| CN109109002A (en) * | 2018-08-27 | 2019-01-01 | 青岛陆合环境科技有限公司 | A kind of clamping device suitable for industrial robot |
| CN109351088A (en) * | 2018-11-12 | 2019-02-19 | 梁华海 | A kind of air purifier of easy cleaning |
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Effective date of registration: 20210607 Address after: 341000 east side of the 1st floor of No.26 standard workshop of Jinling science and Technology Park, Ganzhou economic and Technological Development Zone, Ganzhou City, Jiangxi Province Applicant after: GANZHOU BOLI TECHNOLOGY Co.,Ltd. Address before: 102488 room 602, gate 3, building 17, yangeryu Beili, Yanshan, Fangshan District, Beijing Applicant before: Fan Qiang |
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