CN211852303U - Filter equipment of fan air intake for food ingredients processing - Google Patents
Filter equipment of fan air intake for food ingredients processing Download PDFInfo
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- CN211852303U CN211852303U CN202020433438.XU CN202020433438U CN211852303U CN 211852303 U CN211852303 U CN 211852303U CN 202020433438 U CN202020433438 U CN 202020433438U CN 211852303 U CN211852303 U CN 211852303U
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Abstract
The utility model discloses a filter equipment of fan air intake for food preparation processing, including the rectangular pipe of fixed mounting in fan air intake department, the intraductal movable sleeve of rectangular pipe is equipped with the return plate, and the fixed cover of return plate is equipped with the filter screen, and the one end thread tightening that the fan was kept away from to the rectangular pipe has T shape bumping pole, and in T shape bumping pole was close to the one end of fan extended to the rectangular pipe, T shape bumping pole cooperateed with the filter screen, has all seted up first rectangular channel on the top inner wall of rectangular pipe and the bottom inner wall, and one side that the fan was kept away from to first rectangular channel was established to the opening, and the top of return plate and the equal fixed mounting in bottom have. The utility model relates to a rationally, convenient operation, the cyclic collision filter screen of being convenient for reaches in time shakes the clearance purpose that falls with the dust on filter screen surface, alleviates adhesion blocking phenomenon, can effectively reduce the workman and dismantle the frequency of clearance, and can take off the filter screen and change or thoroughly clear up, is favorable to using.
Description
Technical Field
The utility model relates to a filtration equipment technical field especially relates to a food preparation processing is with filter equipment of fan air intake.
Background
In the process of food ingredient processing, a fan is needed to blow the food ingredients, in order to avoid dust and impurities from entering the fan, a metal filter screen is mostly arranged at the air inlet of the existing fan, the metal filter screen is mostly of a plane structure, because the impurities filtered by dust and the like can be adsorbed on the surface of the metal filter screen under the action of negative pressure, the existing filtering device of the air inlet of the fan for processing food ingredients is inconvenient to shake and clean the dust impurities adsorbed and bonded on the surface of the metal filter screen in time, thereby being easy to cover part of the filter meshes, reducing the effective ventilation area of the metal filter screen, influencing the air intake of the fan, being inconvenient to take down the filter screen for replacement or thoroughly clean, not meeting the use requirement, therefore, the filter device of the air inlet of the fan for processing the food ingredients is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a filtering device of a fan air inlet for food ingredient processing.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a filtering device of a fan air inlet for food ingredient processing comprises a rectangular pipe fixedly installed at the air inlet of a fan, a return plate is movably sleeved in the rectangular pipe, a filter screen is fixedly sleeved in the return plate, a T-shaped collision rod is fixed to one end, far away from the fan, of the rectangular pipe in a threaded manner, one end, close to the fan, of the T-shaped collision rod extends into the rectangular pipe, the T-shaped collision rod is matched with the filter screen, first rectangular grooves are formed in the inner walls of the top and the bottom of the rectangular pipe respectively, one side, far away from the fan, of each first rectangular groove is provided with an opening, rectangular blocks are fixedly installed at the top and the bottom of the return plate respectively, one side, far away from the return plate, of each rectangular block extends into the corresponding first rectangular groove, a second rectangular groove is formed in the inner wall, near the fan, of each first rectangular groove, a moving rod is sleeved in the second rectangular groove, one, the movable sleeve of rectangular block is established on the carriage release lever that corresponds, rectangular block screw-thread fastening is on the carriage release lever that corresponds, first rectangular hole has been seted up at the top of carriage release lever, fixed mounting has same stopper between the top inner wall of second rectangular channel and the bottom inner wall, the stopper is located the first rectangular hole that corresponds, fixed mounting has a plurality of springs between one side that is close to the fan in two stoppers and the first rectangular hole that corresponds is close to the fan, the bottom fixed mounting of rectangular pipe has driving motor, one second rectangular channel that driving motor's output shaft top runs through in two second rectangular channels extends to in the rectangular pipe and fixed mounting has the pivot, the top fixed mounting of pivot has the eccentric wheel, driving motor's output shaft is located one first rectangular hole that is located the below in two first rectangular holes.
Preferably, a second rectangular hole is formed in one side of each rectangular block, the inner wall of each second rectangular hole is in movable contact with the outer side of the corresponding moving rod, a first thread groove is formed in one side, close to each other, of each rectangular block, a first T-shaped bolt is sleeved in the first thread groove in a threaded manner, a first threaded hole is formed in the inner wall, close to each other, of each second rectangular hole, one side, close to each other, of each first T-shaped bolt penetrates through the corresponding first threaded hole respectively and extends into the rectangular pipe, and the first T-shaped bolt is in threaded connection with the corresponding first threaded hole.
Preferably, the front side and the rear side of the limiting block are respectively in sliding connection with the front side inner wall and the rear side inner wall of the corresponding first rectangular hole.
Preferably, two second thread grooves are formed in one end, away from the fan, of the rectangular pipe, a second T-shaped bolt is sleeved in the second thread groove, two second threaded holes are formed in the inner wall of one side of the T-shaped collision rod, and the second threaded holes are in threaded connection with the corresponding second T-shaped bolts.
Preferably, a circular hole is formed in the inner wall of the bottom of the second rectangular groove, a sealing bearing is fixedly sleeved in the circular hole, and an inner ring of the sealing bearing is fixedly sleeved on the outer side of an output shaft of the driving motor.
Preferably, an inner wall of one of the first rectangular holes does not contact with an outer side of the output shaft of the driving motor.
Preferably, the distance between one side of the rotating shaft close to the fan and one side of the eccentric wheel close to the fan is larger than the distance between one side of the rotating shaft far away from the fan and one side of the filter screen close to the fan.
Compared with the prior art, the beneficial effects of the utility model are that:
the dust collecting device comprises a fan, a rectangular pipe, a return plate, a filter screen, T-shaped collision rods, a first rectangular groove, a rectangular block, a second rectangular groove, a moving rod, a first rectangular hole, a limiting block, a spring, a driving motor, a rotating shaft and an eccentric wheel, wherein the first rectangular groove, the rectangular block, the second rectangular groove, the moving rod, the first rectangular hole, the limiting block, the spring, the driving motor, the rotating shaft and the eccentric wheel are matched with a first T-shaped bolt, when dust needs to be shaken off the filter screen, the driving motor is started to drive the eccentric wheel to rotate through the rotating shaft to collide with the filter screen in the first half circle, so that the filter screen drives the return plate to move leftwards through the two rectangular blocks and the two first T-shaped bolts, the corresponding moving rod in the two moving rods is moved and simultaneously compresses the spring, the filter screen collides with the T-shaped collision rods in the moving process, so that the dust adhered to the surface of the filter screen is shaken off, the eccentric wheel is gradually separated, a rectangle piece moves the filter screen through returning the shape board and moves right, move right the time of filter screen and separate with T shape collision bar gradually, the eccentric wheel lasts the rotation, cooperation T shape collision bar can circulate and collide to the filter screen, under the impact, make the dust on filter screen surface shaken off, when needs take off the filter screen and change, forward rotation second T shape bolt and first T shape bolt, can follow the intraductal shift out of rectangle with T shape collision bar and filter screen, can change or thoroughly clear up the filter screen.
The utility model relates to a rationally, convenient operation, the cyclic collision filter screen of being convenient for reaches in time shakes the clearance purpose that falls with the dust on filter screen surface, alleviates adhesion blocking phenomenon, can effectively reduce the workman and dismantle the frequency of clearance, and can take off the filter screen and change or thoroughly clear up, is favorable to using.
Drawings
Fig. 1 is a schematic sectional view of a filtering apparatus of an air inlet of a fan for processing food ingredients according to the present invention;
FIG. 2 is a left side view schematic diagram of the connection member of the rectangular tube, the filter screen, the return plate and the T-shaped collision bar in FIG. 1;
fig. 3 is a schematic structural view of a portion a in fig. 1.
In the figure: the device comprises a fan 1, a rectangular pipe 2, a return plate 3, a filter screen 4, a collision rod 5T-shaped, a first rectangular groove 6, a rectangular block 7, a second rectangular groove 8, a movable rod 9, a first rectangular hole 10, a limiting block 11, a spring 12, a driving motor 13, a rotating shaft 14, an eccentric wheel 15 and a first T-shaped bolt 16.
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.
Referring to fig. 1-3, a filter device of a fan air inlet for food ingredient processing comprises a rectangular tube 2 fixedly installed at the air inlet of a fan 1, a return-shaped plate 3 is movably sleeved in the rectangular tube 2, a filter screen 4 is fixedly sleeved in the return-shaped plate 3, a T-shaped collision rod 5 is fixed on one end of the rectangular tube 2 far away from the fan 1 through threads, one end of the T-shaped collision rod 5 close to the fan 1 extends into the rectangular tube 2, the T-shaped collision rod 5 is matched with the filter screen 4, first rectangular grooves 6 are respectively arranged on the inner walls of the top and the bottom of the rectangular tube 2, one side of the first rectangular groove 6 far away from the fan 1 is provided with an opening, rectangular blocks 7 are respectively and fixedly installed at the top and the bottom of the return-shaped plate 3, one side of the rectangular block 7 far away from the return-shaped plate 3 extends into the corresponding first rectangular groove 6, a second rectangular groove 8 is arranged on the inner wall, a moving rod 9 is slidably sleeved in the second rectangular groove 8, one end of the moving rod 9 far away from the fan 1 extends into the corresponding first rectangular groove 6, a rectangular block 7 is movably sleeved on the corresponding moving rod 9, the rectangular block 7 is fastened on the corresponding moving rod 9 in a threaded manner, a first rectangular hole 10 is formed in the top of the moving rod 9, a same limiting block 11 is fixedly installed between the inner wall of the top of the second rectangular groove 8 and the inner wall of the bottom of the second rectangular groove, the limiting block 11 is located in the corresponding first rectangular hole 10, a plurality of springs 12 are fixedly installed between one side of one limiting block 11, which is located above the two limiting blocks 11 and is close to the fan 1, and the inner wall of one side of the corresponding first rectangular hole 10, which is close to the fan 1, a driving motor 13 is fixedly installed at the bottom of the rectangular pipe 2, a rotating shaft 14 is fixedly installed at the top end of an output shaft of the driving motor 13, which extends into the rectangular, top fixed mounting of pivot 14 has eccentric wheel 15, and driving motor 13's output shaft is located the first rectangular hole 10 that is located the below in two first rectangular holes 10, the utility model relates to a rationally, convenient operation, the cyclic collision filter screen 4 of being convenient for reach in time shakes the clearance purpose that falls with the dust on filter screen 4 surface, alleviates adhesion blocking phenomenon, can effectively reduce the workman and dismantle the frequency of clearance, and can take off filter screen 4 and change or thoroughly clear up, is favorable to using.
In the utility model, one side of the rectangular block 7 is provided with a second rectangular hole, the inner wall of the second rectangular hole is movably contacted with the outer side of the corresponding moving rod 9, one side of the two rectangular blocks 7 which are close to each other is provided with a first thread groove, a first T-shaped bolt 16 is sheathed in the thread groove, one side of the two second rectangular holes which are close to each other is provided with a first thread hole, one side of the two first T-shaped bolts 16 which are close to each other is respectively penetrated through the corresponding first thread holes and extended into the rectangular tube 2, the first T-shaped bolts 16 are in threaded connection with the corresponding first thread holes, the front side and the rear side of the limiting block 11 are respectively in sliding connection with the front side inner wall and the rear side inner wall of the corresponding first rectangular hole 10, one end of the rectangular tube 2 which is far away from the fan 1 is provided with two second thread grooves, a second T-shaped bolt is sheathed in the thread groove, one side of the T-shaped collision rod 5 is provided with two second thread holes, the second screw hole is connected with the corresponding second T-shaped bolt by screw thread, a circular hole is arranged on the inner wall of the bottom of a second rectangular groove 8, a sealing bearing is fixedly sleeved in the circular hole, the inner ring of the sealing bearing is fixedly sleeved with the outer side of the output shaft of the driving motor 13, the inner wall of a first rectangular hole 10 is not contacted with the outer side of the output shaft of the driving motor 13, the distance between one side of the rotating shaft 14 close to the fan 1 and one side of the eccentric wheel 15 close to the fan 1 is larger than the distance between one side of the rotating shaft 14 away from the fan 1 and one side of the filter screen 4 close to the fan 1, the utility model has reasonable design and convenient operation, is convenient for circularly colliding the filter screen 4 to achieve the purpose of timely shaking off and cleaning the dust on the surface of the filter screen 4, relieves the phenomenon of adhesion blockage, can effectively reduce the frequency of detaching and cleaning by, is beneficial to use.
The working principle is as follows: when the dust shaking-off device is used, when dust needs to be shaken off the filter screen 4, the driving motor 13 is started, the output shaft of the driving motor 13 drives the rotating shaft 14 to rotate, the rotating shaft 14 drives the eccentric wheel 15 to rotate, because the distance between one side of the rotating shaft 14 close to the fan 1 and one side of the eccentric wheel 15 close to the fan 1 is larger than the distance between one side of the rotating shaft 14 far away from the fan 1 and one side of the filter screen 4 close to the fan 1, the filter screen 4 is collided when the eccentric wheel 15 rotates for the first half circle, the filter screen 4 moves leftwards under the action of collision force, the filter screen 4 drives the return plate 3 to move leftwards, the return plate 3 drives the two rectangular blocks 7 to respectively slide leftwards in the corresponding first rectangular grooves 6, the rectangular blocks 7 drive the moving rod 9 to move leftwards through the corresponding first T-shaped bolts 16, the moving rod 9 moves and simultaneously slides on, one moving rod 9 of the two moving rods 9 moves and simultaneously compresses the spring 12, the filter screen 4 collides with the T-shaped collision rod 5 in the moving process, under the action of the impact force, dust adhered to the surface of the filter screen 4 is shaken off, when the eccentric wheel 15 rotates for the second half circle, the filter screen 4 is gradually separated from the eccentric wheel 15, the spring 12 in the compressed state is reset at the moment, the elastic force of the spring 12 drives the corresponding moving rod 9 to move, one moving rod 9 drives one rectangular block 7 to move through the corresponding first T-shaped bolt 16, one rectangular block 7 drives the filter screen 4 to move rightwards through the return plate 3, the filter screen 4 is gradually separated from the T-shaped collision rod 5 while moving rightwards, the eccentric wheel 15 continuously rotates, the filter screen 4 can be collided by matching with the T-shaped collision rod 5, and the filter screen 4 is continuously in a left-right vibration state, under the action of the vibration force, the dust on the surface of the filter screen 4 is shaken off, the phenomenon of adhesion and blockage is relieved, and the frequency of disassembling and cleaning by workers can be effectively reduced.
When filter screen 4 is taken off to be changed as required, forward rotation second T shape bolt, second T shape bolt pivoted in the time gradually with the separation of corresponding second thread groove, can shift out T shape collision bar 5 from rectangular pipe 2, just afterwards forward rotation two first T shape bolts 16, first T shape bolt 16 pivoted in the time gradually with the separation of corresponding first thread groove, and then has solved the fixed to rectangular block 7, stimulate back shaped plate 3 immediately, back shaped plate 3 drives filter screen 4 and shifts out from rectangular pipe 2, can change or thoroughly clear up filter screen 4.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a filter equipment of fan air intake for food ingredients processing, including rectangular pipe (2) of fixed mounting in fan (1) air intake department, a serial communication port, the activity cover is equipped with back shaped plate (3) in rectangular pipe (2), it is equipped with filter screen (4) to return the interior fixed cover of shaped plate (3), the one end thread tightening that fan (1) was kept away from in rectangular pipe (2) has T shape collision bar (5), T shape collision bar (5) are close to the one end of fan (1) and extend to in rectangular pipe (2), T shape collision bar (5) cooperate with filter screen (4), first rectangular channel (6) have all been seted up on the top inner wall of rectangular pipe (2) and the bottom inner wall, one side that fan (1) were kept away from in first rectangular channel (6) is established as the opening, the equal fixed mounting in top and the bottom of back shaped plate (3) has rectangular block (7), one side that back shaped plate (3) was kept away from in rectangular block (7) extends to corresponding first rectangular channel (6), a second rectangular groove (8) is formed in the inner wall of one side, close to the fan (1), of each first rectangular groove (6), a moving rod (9) is sleeved in each second rectangular groove (8) in a sliding mode, one end, far away from the fan (1), of each moving rod (9) extends into the corresponding first rectangular groove (6), each rectangular block (7) is movably sleeved on the corresponding moving rod (9), the rectangular blocks (7) are fastened on the corresponding moving rods (9) in a threaded mode, a first rectangular hole (10) is formed in the top of each moving rod (9), the same limiting block (11) is fixedly installed between the inner wall of the top of each second rectangular groove (8) and the inner wall of the bottom of each second rectangular groove, the limiting blocks (11) are located in the corresponding first rectangular holes (10), a plurality of springs (12) are fixedly installed between one side, close to the fan (1), of one limiting block (11) located above the two limiting blocks (11) and the inner wall of one side, close to the fan (1), of the, the bottom fixed mounting of rectangular pipe (2) has driving motor (13), and one second rectangular channel (8) of two second rectangular channels (8) is run through on the output shaft top of driving motor (13) extends to in rectangular pipe (2) and fixed mounting has pivot (14), and the top fixed mounting of pivot (14) has eccentric wheel (15), and the output shaft of driving motor (13) is located in one first rectangular hole (10) of below in two first rectangular holes (10).
2. The filter device of the fan air inlet for food ingredient processing according to claim 1, wherein a second rectangular hole is formed in one side of each rectangular block (7), the inner wall of each second rectangular hole is in movable contact with the outer side of the corresponding movable rod (9), first thread grooves are formed in the sides, close to each other, of the two rectangular blocks (7), first T-shaped bolts (16) are sleeved in the first thread grooves in a threaded manner, first thread holes are formed in the inner walls, close to each other, of the two second rectangular holes, one sides, close to each other, of the two first T-shaped bolts (16) penetrate through the corresponding first thread holes respectively and extend into the rectangular pipe (2), and the first T-shaped bolts (16) are in threaded connection with the corresponding first thread holes.
3. The filtering device of the air inlet of the fan for processing the food ingredients as claimed in claim 1, wherein the front side and the rear side of the limiting block (11) are slidably connected with the front side inner wall and the rear side inner wall of the corresponding first rectangular hole (10), respectively.
4. The filtering device of the air inlet of the fan for food ingredient processing as claimed in claim 1, wherein one end of the rectangular tube (2) away from the fan (1) is provided with two second thread grooves, a second T-shaped bolt is sleeved in the second thread grooves, two second threaded holes are formed in the inner wall of one side of the T-shaped collision bar (5), and the second threaded holes are in threaded connection with the corresponding second T-shaped bolts.
5. The filter device of the fan air inlet for the food ingredient processing as claimed in claim 1, wherein a circular hole is formed in the inner wall of the bottom of the second rectangular groove (8), a sealing bearing is fixedly sleeved in the circular hole, and an inner ring of the sealing bearing is fixedly sleeved with the outer side of the output shaft of the driving motor (13).
6. The filter device of the air inlet of the fan for food ingredient processing as claimed in claim 1, wherein the inner wall of the first rectangular hole (10) is not in contact with the outer side of the output shaft of the driving motor (13).
7. The filter device of the air inlet of the fan for processing the food ingredients is characterized in that the distance between the side of the rotating shaft (14) close to the fan (1) and the side of the eccentric wheel (15) close to the fan (1) is larger than the distance between the side of the rotating shaft (14) far away from the fan (1) and the side of the filter screen (4) close to the fan (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433438.XU CN211852303U (en) | 2020-03-30 | 2020-03-30 | Filter equipment of fan air intake for food ingredients processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433438.XU CN211852303U (en) | 2020-03-30 | 2020-03-30 | Filter equipment of fan air intake for food ingredients processing |
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| Publication Number | Publication Date |
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| CN211852303U true CN211852303U (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020433438.XU Active CN211852303U (en) | 2020-03-30 | 2020-03-30 | Filter equipment of fan air intake for food ingredients processing |
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| CN112363598A (en) * | 2020-11-09 | 2021-02-12 | 西安石油大学 | Computer software operation testing device |
| CN112672597A (en) * | 2020-12-10 | 2021-04-16 | 中国人民解放军空军工程大学 | Monitoring device for computer room environment |
| CN112696387A (en) * | 2020-12-18 | 2021-04-23 | 江西三川节能股份有限公司 | Intelligent anti-freezing water pump self-suction device |
| CN112873386A (en) * | 2020-12-28 | 2021-06-01 | 湖北恒祥科技股份有限公司 | Cutting mechanism for flexible foam rubber material for air conditioner air duct |
| CN113638917A (en) * | 2021-10-14 | 2021-11-12 | 南通西南机械制造有限公司 | Energy-concerving and environment-protective type cooling fan |
| CN114100215A (en) * | 2021-11-12 | 2022-03-01 | 湖南省希母生物科技有限公司 | Convenient industrial waste water screen cloth who dismantles that has a shake function |
| CN114478097A (en) * | 2022-01-10 | 2022-05-13 | 任玉瑶 | Organic fertilizer fermenting installation that making wine residue was used |
| CN114939506A (en) * | 2022-03-31 | 2022-08-26 | 杭州卡洛实业有限公司 | PU synthetic leather wet production line and production process thereof |
| CN117750708A (en) * | 2023-11-16 | 2024-03-22 | 东莞市粤湾新能源有限公司 | Energy-saving cooling system of water source cooling unit for high-voltage frequency converter and use method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112363598A (en) * | 2020-11-09 | 2021-02-12 | 西安石油大学 | Computer software operation testing device |
| CN112363598B (en) * | 2020-11-09 | 2024-02-02 | 西安石油大学 | Computer software operation testing device |
| CN112672597B (en) * | 2020-12-10 | 2022-08-19 | 中国人民解放军空军工程大学 | Monitoring device for computer room environment |
| CN112672597A (en) * | 2020-12-10 | 2021-04-16 | 中国人民解放军空军工程大学 | Monitoring device for computer room environment |
| CN112696387A (en) * | 2020-12-18 | 2021-04-23 | 江西三川节能股份有限公司 | Intelligent anti-freezing water pump self-suction device |
| CN112873386A (en) * | 2020-12-28 | 2021-06-01 | 湖北恒祥科技股份有限公司 | Cutting mechanism for flexible foam rubber material for air conditioner air duct |
| CN113638917A (en) * | 2021-10-14 | 2021-11-12 | 南通西南机械制造有限公司 | Energy-concerving and environment-protective type cooling fan |
| CN113638917B (en) * | 2021-10-14 | 2021-12-21 | 南通西南机械制造有限公司 | Energy-concerving and environment-protective type cooling fan |
| CN114100215A (en) * | 2021-11-12 | 2022-03-01 | 湖南省希母生物科技有限公司 | Convenient industrial waste water screen cloth who dismantles that has a shake function |
| CN114478097B (en) * | 2022-01-10 | 2023-09-01 | 湖南金塘环保科技有限公司 | Organic fertilizer fermenting installation that making wine residue was used |
| CN114478097A (en) * | 2022-01-10 | 2022-05-13 | 任玉瑶 | Organic fertilizer fermenting installation that making wine residue was used |
| CN114939506A (en) * | 2022-03-31 | 2022-08-26 | 杭州卡洛实业有限公司 | PU synthetic leather wet production line and production process thereof |
| CN117750708A (en) * | 2023-11-16 | 2024-03-22 | 东莞市粤湾新能源有限公司 | Energy-saving cooling system of water source cooling unit for high-voltage frequency converter and use method |
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