CN111895659A - Convenient to use's light and heat room for aquaculture - Google Patents
Convenient to use's light and heat room for aquaculture Download PDFInfo
- Publication number
- CN111895659A CN111895659A CN202010675572.5A CN202010675572A CN111895659A CN 111895659 A CN111895659 A CN 111895659A CN 202010675572 A CN202010675572 A CN 202010675572A CN 111895659 A CN111895659 A CN 111895659A
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- CN
- China
- Prior art keywords
- reciprocating
- aquaculture
- sliding
- screw
- motor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/60—Solar heat collectors integrated in fixed constructions, e.g. in buildings
- F24S20/67—Solar heat collectors integrated in fixed constructions, e.g. in buildings in the form of roof constructions
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/06—Arrangements for heating or lighting in, or attached to, receptacles for live fish
- A01K63/065—Heating or cooling devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/30—Solar heat collectors using working fluids with means for exchanging heat between two or more working fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
- F24S80/30—Arrangements for connecting the fluid circuits of solar collectors with each other or with other components, e.g. pipe connections; Fluid distributing means, e.g. headers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Abstract
The invention relates to the technical field of aquaculture, and discloses a convenient-to-use photothermal room for aquaculture, which comprises a photothermal room body, wherein liquid water is filled in the photothermal room body, sliding grooves are symmetrically formed in the opposite inner side walls of the photothermal room body, sliding blocks are symmetrically and slidably connected in the sliding grooves, opposite ends of the two sliding blocks on the same horizontal plane penetrate through notches of the corresponding sliding grooves and extend outwards, a reciprocating plate is fixedly connected with the sliding grooves, a screw hole is formed in the middle of the reciprocating plate, a motor is mounted on the inner side wall of the bottom of the photothermal room body and is overlapped with the axis of the screw hole, the output end of the motor is connected with a reciprocating lead screw through a coupler, the upper end of the reciprocating lead screw penetrates through orifices of the two screw holes and extends upwards, and the reciprocating lead screw is in threaded connection with the reciprocating. This convenient to use's light and heat room for aquaculture, light and heat room heating efficiency is high.
Description
Technical Field
The invention relates to the technical field of aquaculture, in particular to a convenient-to-use photo-thermal room for aquaculture.
Background
Water temperature adjusting device need be used to aquaculture's in-process, is CN 103392638B's patent at chinese patent grant publication number, discloses aquaculture light and heat room and temperature control system, aquaculture light and heat room, including the cistern below the water level, set up the glass wall on the cistern and set up the spotlight roof on the glass wall, set up a plurality of convex lens on the spotlight roof. The temperature control system comprises a culture pond, at least one aquaculture photo-thermal room arranged on the side edge of the culture pond and a water diversion channel communicated with the aquaculture photo-thermal room and arranged in the culture pond. The aquaculture light and heat room and temperature control system in above-mentioned patent exist following not enough: when sunlight is used for heating, sunlight firstly contacts with the surface of water, the water on the surface absorbs heat of the light, so that the water on the bottom basically does not contact with the sunlight, heating is uneven, heating efficiency is low, and therefore the photothermal house convenient to use for aquaculture is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the photo-thermal room for aquaculture, which is convenient to use, has the advantage of improving the heating efficiency of the photo-thermal room, and solves the problem of low heating efficiency of the existing photo-thermal room.
(II) technical scheme
In order to achieve the purpose of improving the heating effect of the photo-thermal room, the invention provides the following technical scheme: a photo-thermal room convenient to use for aquaculture comprises a photo-thermal room body, liquid water is filled in the photo-thermal room body, sliding grooves are symmetrically formed in the opposite inner side walls of the photo-thermal room body, sliding blocks are symmetrically and slidably connected in the sliding grooves, the opposite ends of the two sliding blocks on the same horizontal plane penetrate through notches corresponding to the sliding grooves and extend outwards, a reciprocating plate is fixedly connected with the photo-thermal room body together, a screw hole is formed in the middle of the reciprocating plate, a motor is mounted on the inner side wall of the bottom of the photo-thermal room body and is overlapped with the axis of the screw hole, the output end of the motor is connected with a reciprocating lead screw through a coupler, the upper end of the reciprocating lead screw penetrates through orifices of the two screw holes and extends upwards, the reciprocating lead screw is in threaded connection with the reciprocating plate through the screw hole, and a supporting block is fixedly connected to, the reciprocating screw rod is characterized in that a plurality of sliding cylinders are sleeved on a rod wall on one side, close to the supporting block, of the reciprocating screw rod between the two reciprocating plates, springs are symmetrically and fixedly connected between any two adjacent sliding cylinders between the reciprocating plates and the supporting block, the springs close to the bottom of the supporting block sliding cylinders are fixedly connected with the supporting block, and a plurality of blades are fixedly connected with the outer cylinder wall of each sliding cylinder in an annular distribution mode and are uniformly and equidistantly arranged.
Preferably, two symmetrical fixedly connected with supports the piece on the lateral wall that the reciprocating plate just is close to the screw in opposite directions, support and offer the ball groove that is the binding off setting on the lateral wall that the reciprocating plate was kept away from to the piece, the ball inslot roll is connected with the ball, the ball is kept away from the one end of ball groove tank bottom and is passed ball groove notch and outwards extend, and with the slide cartridge roll connection that corresponds, the diameter of ball is greater than the groove footpath of ball groove notch.
Preferably, the sliding block in the sliding groove is provided with a limiting hole, a limiting rod is inserted between two limiting holes in the same sliding groove, and two ends of the limiting rod are fixedly connected with the groove wall of the sliding groove.
Preferably, fixedly connected with protecting crust on the motor, reciprocal lead screw passes through the bearing and is connected with the protecting crust rotation, and the bearing is fixed to be established in the protecting crust, be a plurality of fins of fixedly connected with of the even equidistance of annular branch on the lateral wall of motor, and fin keeps away from the one end of motor and runs through the protecting crust and extend in to liquid water.
Preferably, the rod walls of the reciprocating screw rods outside the two reciprocating plates are symmetrically fixedly sleeved with limiting blocks.
Preferably, a plurality of leakage holes are formed in the side wall of the reciprocating plate, which is close to one side of the screw hole.
Preferably, the motor, the reciprocating plate, the sliding cylinder, the supporting block and the fan blades are coated with antirust paint.
(III) advantageous effects
Compared with the prior art, the invention provides the photo-thermal room for aquaculture, which is convenient to use and has the following beneficial effects:
the convenient-to-use photothermal house for aquaculture is characterized in that the photo-thermal house is provided with the sliding groove, the sliding block, the reciprocating plates, the screw holes, the motor, the reciprocating screw rod, the supporting block, the sliding cylinder, the spring and the fan blades, when heating is carried out, sunlight directly irradiates the heating house, the sunlight on the top of the heating house absorbs heat firstly and is heated, the motor is started, the reciprocating screw rod is rotated, the two reciprocating plates move along with the movement, the reciprocating plates are limited due to the effect of the sliding groove matched with the sliding block, the two reciprocating plates move in opposite directions or in opposite directions, and water is extruded, so that the water is mixed for the first time; the support block is rotated along with the rotation of the reciprocating screw rod, the sliding cylinder is rotated, the fan blades are rotated, liquid water is mixed, the two reciprocating plates reciprocate and are matched with the spring action, the sliding cylinder moves towards the support block, the fan blades rotate around the reciprocating screw rod while moving up and down, and the mixing efficiency is further improved; the dual mixed action for liquid water carries out the efficient and mixes, and then liquid water of bottom liquid water and top heating carries out quick mixture, and then makes the heating of light and heat room body even.
Drawings
FIG. 1 is a schematic view of a light and heat house for aquaculture according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
fig. 4 is an enlarged view of a portion C in fig. 1.
In the figure: the solar-thermal house comprises a solar-thermal house body 1, a sliding groove 2, a sliding block 3, a reciprocating plate 4, a screw hole 5, a motor 6, a reciprocating screw rod 7, a supporting block 8, a sliding barrel 9, a spring 10, fan blades 11, a butting block 12, a ball groove 13, balls 14, a limiting hole 15, a limiting rod 16, a protective shell 17 and a limiting block 18.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a photo-thermal house for aquaculture, which comprises a photo-thermal house body 1, wherein liquid water is filled in the photo-thermal house body 1, sliding grooves 2 are symmetrically formed on the opposite inner side walls of the photo-thermal house body 1, sliding blocks 3 are symmetrically and slidably connected in the sliding grooves 2, opposite ends of the two sliding blocks 3 on the same horizontal plane penetrate through the notches of the corresponding sliding grooves 2 and extend outwards, reciprocating plates 4 are fixedly connected together, screw holes 5 are formed in the middle parts of the reciprocating plates 4, a motor 6 is mounted on the inner side wall of the bottom of the photo-thermal house body 1, the axes of the motor 6 and the screw holes 5 are overlapped, an output end of the motor 6 is connected with a reciprocating screw rod 7 through a coupler, the upper end of the reciprocating screw rod 7 penetrates through the orifices of the two screw holes 5 and extends upwards, the reciprocating screw rod 7 is in threaded connection with the reciprocating plates 4 through the screw holes 5, a supporting block 8 is fixedly sleeved, a plurality of sliding cylinders 9 are sleeved on the rod wall of the reciprocating screw 7 which is positioned between the two reciprocating plates 4 and is close to one side of the supporting block 8, springs 10 are symmetrically and fixedly connected between any two adjacent sliding cylinders 9 which are positioned between the reciprocating plates 4 and the supporting block 8, the springs 10 which are close to the bottoms of the sliding cylinders 9 of the supporting block 8 are fixedly connected with the supporting block 8, a plurality of blades 11 are fixedly connected on the outer cylinder wall of the sliding cylinders 9 in an annular distribution manner, are uniformly distributed at equal intervals, and when heating is carried out, sunlight directly irradiates the heating room, the sunlight on the top of the heating room firstly absorbs heat to be heated, the motor 6 is started, the reciprocating screw rod 7 is rotated, and then the two reciprocating plates 4 move along with the reciprocating screw rod, because the sliding groove 2 is matched with the sliding block 3, limiting the reciprocating plates 4, so that the two reciprocating plates 4 move in the opposite direction or in the opposite direction, extruding water, and mixing the water for the first time; with the rotation of the reciprocating screw 7, the supporting block 8 is further rotated, the sliding cylinder 9 is further rotated, the fan blades 11 are further rotated, liquid water is further mixed, the two reciprocating plates 4 reciprocate and are further matched with the spring 10, the sliding cylinder 9 moves towards the supporting block 8, the fan blades 11 rotate around the reciprocating screw 17 while moving up and down, and the mixing efficiency is further improved; the dual mixing action for liquid water carries out the efficient and mixes, and then liquid water of bottom liquid water and top heating carries out quick mixture, and then makes 1 heats of light and heat room body even.
Two reciprocating plate 4 are in opposite directions and be close to symmetrical fixedly connected with on the lateral wall of screw 5 and support piece 12, support piece 12 and offer the ball groove 13 that is the binding off setting on keeping away from the lateral wall of reciprocating plate 4, the ball groove 13 internal roll is connected with ball 14, ball 14 keeps away from the one end of ball groove 13 tank bottom and passes ball groove 13 notch and outwards extend, and with the slide cartridge 9 roll connection that corresponds, ball 14's diameter is greater than the groove footpath of ball groove 13 notch, make the more swift of slide cartridge 9 motion when exerting thrust to slide cartridge 9.
Be located and seted up spacing hole 15 on the slider 3 in spout 2, be located and insert jointly between two spacing holes 15 in same spout 2 and be equipped with gag lever post 16, gag lever post 16's both ends and the cell wall fixed connection of spout 2 prevent that gag lever post 16 from breaking away from the condition emergence of spout 2.
Fixedly connected with protecting crust 17 on the motor 6, reciprocal lead screw 7 passes through the bearing and is connected with the rotation of protecting crust 17, and the bearing is fixed to be established in protecting crust 17, is a plurality of fins of fixedly connected with of the even equidistance of annular branch on the lateral wall of motor 6, and the fin keeps away from the one end of motor 6 and runs through protecting crust 17 and extend in to liquid water, dispels the heat to motor 6 when protecting motor 6.
The rod walls of the reciprocating screw rods 7 outside the two reciprocating plates 4 are symmetrically and fixedly sleeved with limiting blocks 18, so that the reciprocating plates 4 are prevented from being separated from the reciprocating screw rods 7.
The reciprocating plate 4 is provided with a plurality of leaking holes on the side wall close to the screw hole 5, so that the liquid water in the photo-thermal room body 1 can flow conveniently.
The motor 6, the reciprocating plate 4, the sliding cylinder 9, the supporting block 8 and the fan blade 11 are coated with anti-rust paint to prevent the motor 6, the reciprocating plate 4, the sliding cylinder 9, the supporting block 8 and the fan blade 11 from contacting with air, so that the motor 6, the reciprocating plate 4, the sliding cylinder 9, the supporting block 8 and the fan blade 11 are prevented from rusting.
In conclusion, when the photo-thermal room for aquaculture is convenient to use, sunlight directly irradiates the heating room, the sunlight on the top of the heating room absorbs heat firstly to be heated, the motor 6 is started, the reciprocating screw rod 7 rotates, and then the two reciprocating plates 4 move along with the movement of the reciprocating plate, and the sliding groove 2 is matched with the sliding block 3 to limit the reciprocating plates 4, so that the two reciprocating plates 4 move oppositely or oppositely, and then water is extruded, and the water is mixed for the first time; with the rotation of the reciprocating screw 7, the supporting block 8 is further rotated, the sliding cylinder 9 is further rotated, the fan blades 11 are further rotated, liquid water is further mixed, the two reciprocating plates 4 reciprocate and are further matched with the spring 10, the sliding cylinder 9 moves towards the supporting block 8, the fan blades 11 rotate around the reciprocating screw 17 while moving up and down, and the mixing efficiency is further improved; the dual mixing action for liquid water carries out the efficient and mixes, and then liquid water of bottom liquid water and top heating carries out quick mixture, and then makes 1 heats of light and heat room body even.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 convenient to use's light and heat room for aquaculture, includes light and heat room body (1), and light and heat room body (1) intussuseption is filled with liquid water, its characterized in that: spout (2) have been seted up to the symmetry on the relative inside wall of light and heat room body (1), symmetrical sliding connection has slider (3) in spout (2), is located two on the same horizontal plane slider (3) one end in opposite directions all passes the notch that corresponds spout (2) and outwards extends, and common fixedly connected with reciprocating plate (4), screw (5) have been seted up at the middle part of reciprocating plate (4), install motor (6) on the bottom inside wall of light and heat room body (1), and the axis of motor (6) and screw (5) overlaps, the output of motor (6) has reciprocal lead screw (7) through the coupling joint, the drill way that two screw (5) were passed to the upper end of reciprocal lead screw (7) and upwards extends, and reciprocal lead screw (7) are through screw (5) and reciprocating plate (4) threaded connection, are located fixed cover has connect the supporting shoe(s) on the middle part pole wall of reciprocal lead screw (7) between reciprocating plate (4) 8) The reciprocating screw rod (7) between the reciprocating plates (4) is sleeved with a plurality of sliding cylinders (9) on the rod wall close to one side of the supporting block (8), is located between the reciprocating plates (4) and the supporting block (8) and is adjacent to the reciprocating plates (4) and the supporting block (8) at will, symmetrical and fixedly connected with springs (10) between the sliding cylinders (9) are close to the springs (10) and the supporting block (8) at the bottom of the supporting block (8) and the outer cylinder wall of the sliding cylinder (9) is fixedly connected with a plurality of blades (11) which are distributed annularly and are uniformly equidistant.
2. The convenient-to-use photo-thermal room for aquaculture of claim 1, wherein: two reciprocating plate (4) are in opposite directions and are close to symmetrical fixedly connected with on the lateral wall of screw (5) and support piece (12), support piece (12) and offer on keeping away from the lateral wall of reciprocating plate (4) ball groove (13) that are the binding off setting, roll in ball groove (13) and be connected with ball (14), ball groove (13) notch is passed and outwards extend to the one end that ball groove (13) tank bottom was kept away from in ball (14), and with corresponding slide cartridge (9) roll connection, the diameter of ball (14) is greater than the groove diameter of ball groove (13) notch.
3. The convenient-to-use photo-thermal room for aquaculture of claim 1, wherein: the sliding block (3) in the sliding groove (2) is provided with a limiting hole (15), the sliding block is positioned in the sliding groove (2), a limiting rod (16) is inserted between the two limiting holes (15) in the sliding groove (2), and two ends of the limiting rod (16) are fixedly connected with the groove wall of the sliding groove (2).
4. The convenient-to-use photo-thermal room for aquaculture of claim 1, wherein: fixedly connected with protecting crust (17) on motor (6), reciprocal lead screw (7) are rotated with protecting crust (17) through the bearing and are connected, and the bearing is fixed to be established in protecting crust (17), be a plurality of fins of fixedly connected with of the even equidistance of annular branch on the lateral wall of motor (6), and the fin one end of keeping away from motor (6) runs through protecting crust (17) and extends in to liquid water.
5. The convenient-to-use photo-thermal room for aquaculture of claim 1, wherein: and the rod walls of the reciprocating screw rods (7) outside the two reciprocating plates (4) are symmetrically and fixedly sleeved with limiting blocks (18).
6. The convenient-to-use photo-thermal room for aquaculture of claim 1, wherein: and a plurality of leakage holes are formed in the side wall of the reciprocating plate (4) close to one side of the screw hole (5).
7. The convenient-to-use photo-thermal room for aquaculture of claim 1, wherein: the motor (6), the reciprocating plate (4), the sliding cylinder (9), the supporting block (8) and the fan blades (11) are coated with antirust paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010675572.5A CN111895659A (en) | 2020-07-14 | 2020-07-14 | Convenient to use's light and heat room for aquaculture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010675572.5A CN111895659A (en) | 2020-07-14 | 2020-07-14 | Convenient to use's light and heat room for aquaculture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111895659A true CN111895659A (en) | 2020-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010675572.5A Pending CN111895659A (en) | 2020-07-14 | 2020-07-14 | Convenient to use's light and heat room for aquaculture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111895659A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS632480U (en) * | 1986-06-23 | 1988-01-09 | ||
| KR20000016031U (en) * | 1999-01-22 | 2000-08-16 | 홍희용 | Feed rail of I-rivet riveter |
| CN103392638A (en) * | 2013-07-12 | 2013-11-20 | 昆山台湾鲷生物科技有限公司 | Aquaculture photo-thermal room and temperature control system |
| CN108739595A (en) * | 2018-05-06 | 2018-11-06 | 穆月燕 | A kind of solar energy temperature control aquaculture workshop |
| CN209501471U (en) * | 2018-12-29 | 2019-10-18 | 天津市大邱庄宏达化工有限公司 | A kind of garment production dyestuff mixed structure |
-
2020
- 2020-07-14 CN CN202010675572.5A patent/CN111895659A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS632480U (en) * | 1986-06-23 | 1988-01-09 | ||
| KR20000016031U (en) * | 1999-01-22 | 2000-08-16 | 홍희용 | Feed rail of I-rivet riveter |
| CN103392638A (en) * | 2013-07-12 | 2013-11-20 | 昆山台湾鲷生物科技有限公司 | Aquaculture photo-thermal room and temperature control system |
| CN108739595A (en) * | 2018-05-06 | 2018-11-06 | 穆月燕 | A kind of solar energy temperature control aquaculture workshop |
| CN209501471U (en) * | 2018-12-29 | 2019-10-18 | 天津市大邱庄宏达化工有限公司 | A kind of garment production dyestuff mixed structure |
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Application publication date: 20201106 |
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| RJ01 | Rejection of invention patent application after publication |